WO2025192913A1 - Unité intérieure de climatiseur - Google Patents

Unité intérieure de climatiseur

Info

Publication number
WO2025192913A1
WO2025192913A1 PCT/KR2025/002871 KR2025002871W WO2025192913A1 WO 2025192913 A1 WO2025192913 A1 WO 2025192913A1 KR 2025002871 W KR2025002871 W KR 2025002871W WO 2025192913 A1 WO2025192913 A1 WO 2025192913A1
Authority
WO
WIPO (PCT)
Prior art keywords
panel
case
assembly
indoor unit
blower
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
PCT/KR2025/002871
Other languages
English (en)
Korean (ko)
Inventor
김민지
문성국
이성호
한유정
강태윤
배준석
사공표
조재영
문현진
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LG Electronics Inc
Original Assignee
LG Electronics Inc
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by LG Electronics Inc filed Critical LG Electronics Inc
Publication of WO2025192913A1 publication Critical patent/WO2025192913A1/fr
Pending legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • A—HUMAN NECESSITIES
    • A47—FURNITURE; DOMESTIC ARTICLES OR APPLIANCES; COFFEE MILLS; SPICE MILLS; SUCTION CLEANERS IN GENERAL
    • A47B—TABLES; DESKS; OFFICE FURNITURE; CABINETS; DRAWERS; GENERAL DETAILS OF FURNITURE
    • A47B81/00—Cabinets or racks specially adapted for other particular purposes, e.g. for storing guns or skis
    • E—FIXED CONSTRUCTIONS
    • E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
    • E05B—LOCKS; ACCESSORIES THEREFOR; HANDCUFFS
    • E05B61/00—Other locks with provision for latching
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F04—POSITIVE - DISPLACEMENT MACHINES FOR LIQUIDS; PUMPS FOR LIQUIDS OR ELASTIC FLUIDS
    • F04D—NON-POSITIVE-DISPLACEMENT PUMPS
    • F04D29/00—Details, component parts, or accessories
    • F04D29/40—Casings; Connections of working fluid
    • F04D29/42—Casings; Connections of working fluid for radial or helico-centrifugal pumps
    • F04D29/44—Fluid-guiding means, e.g. diffusers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • F24F1/0007—Indoor units, e.g. fan coil units
    • F24F1/0011—Indoor units, e.g. fan coil units characterised by air outlets
    • F24F1/0014—Indoor units, e.g. fan coil units characterised by air outlets having two or more outlet openings
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2130/00—Control inputs relating to environmental factors not covered by group F24F2110/00
    • F24F2130/20—Sunlight

Definitions

  • the present invention relates to an indoor unit of an air conditioner, and more particularly, to an indoor unit of a stand-alone air conditioner.
  • an air conditioner may have an air discharge port formed at the front, and an air conditioning unit such as a heat exchanger or filter that can change the temperature, humidity, or cleanliness of the air may be installed inside the air conditioner, and a blower that moves the air may be installed.
  • an air conditioning unit such as a heat exchanger or filter that can change the temperature, humidity, or cleanliness of the air
  • a blower that moves the air
  • Air conditioners used in homes are mainly split-type air conditioners that install an indoor heat exchanger and an indoor blower in the indoor unit and an outdoor heat exchanger, an outdoor blower, and a compressor in the outdoor unit, and connect the indoor and outdoor units with refrigerant pipes.
  • the split-type air conditioners are divided into wall-mounted and stand-alone types depending on the shape of the indoor unit.
  • the indoor unit of an air conditioner of a stand type is supported on the floor and forms a machine room inside, and is provided with a lower case including a base rear case that forms a lower rear exterior, and a base front case that is connected to the front of the base rear case and forms a lower front exterior.
  • a main body portion which includes a main body rear case that is coupled to the upper side of the base rear case and forms an upper rear appearance and has an intake port through which air is sucked in, and a main body front case that is coupled to the main body rear case and forms an upper front appearance and has an exhaust port through which air is discharged.
  • the indoor unit of the air conditioner itself creates wasted space, such as in the machine room, and recently, measures are being taken to utilize this wasted space.
  • a stand-alone air conditioner may include a fan for generating airflow and a shroud provided on the suction side of the fan to guide the intake of air.
  • the shroud may include an intake opening for intake of air in the axial direction of the fan.
  • An embodiment of the present invention provides an indoor unit of an air conditioner that can improve space utilization and convenience by installing a decorative shelf for displaying decorative items in a free space in front of a lower case provided in an indoor unit, excluding a machine room, and forming the front of the decorative shelf with a transparent material.
  • An embodiment of the present invention aims to provide an indoor unit of an air conditioner that prevents conduction when a blower fan assembly is opened.
  • An embodiment of the present invention aims to provide an indoor unit of an air conditioner capable of supporting a blower fan assembly in an open state using a panel assembly.
  • An embodiment of the present invention aims to provide an indoor unit of an air conditioner that is easy to clean and maintain by opening the interior of the blower fan assembly in a safe state.
  • An indoor unit of an air conditioner according to an embodiment of the present invention may include an upper case that accommodates a heat exchanger; and a lower case that supports the upper case.
  • the lower case may include a lower case body forming an internal space; and a cover coupled to the lower case body to cover the internal space.
  • the above cover may be formed of a transparent or opaque material and may be selectively connected to the lower case body.
  • the above cover may include a transparent panel formed of a transparent material; and a bonding panel bonded to the upper or lower side of the transparent panel.
  • the above bonding panel may be formed of an opaque material.
  • the above cover may further include a transparent panel holder arranged to overlap between the transparent panel and the joining panel.
  • the above transparent panel holder can be coupled to the inner side of the transparent panel or the inner side periphery of the coupling panel.
  • the above cover may further include a detachable portion that allows the joining panel and the transparent panel holder to be joined to each other.
  • the above detachable portion may include a clip portion provided on the above joining panel; and a joining portion provided on the above transparent panel holder and configured to be joined to the clip portion.
  • the above-mentioned joining panel may be provided with a permanent magnet, and the lower case body or the upper case corresponding to the permanent magnet may be provided with a magnetic body.
  • the above transparent panel may include a front panel portion coupled to the open front of the lower case body; and side panel portions extending rearward from each side of the front panel portion.
  • the lower case may further include a shelf arranged between the lower case body and the cover.
  • a machine room is formed inside the lower case body, and the shelf can be coupled to the lower case body to cover the machine room.
  • a storage space is formed inside the shelf, and the cover can be attached to the shelf to cover the storage space.
  • the shelf may include a plate that divides the internal space of the lower case body into the machine room and the storage space; and a base provided on the lower side of the plate and for connecting the cover.
  • the shelf may further include a case support member that protrudes from each side of the plate toward the cover and is coupled to the lower case body.
  • the shelf may further include a display panel or pocket panel detachably attached to the case support.
  • the indoor unit of the air conditioner according to the embodiment of the present invention has the following effects.
  • An embodiment of the present invention installs a decorative shelf for displaying decorative items within a lower case, and the front of the decorative shelf is formed of a transparent material to perform the function of a decorative shelf and utilize wasted space of an indoor unit.
  • An embodiment of the present invention can prevent the indoor unit from falling by connecting the blower fan assembly and the ground by a panel assembly while the blower fan assembly including the blower fan module is rotated and opened.
  • the blower fan assembly can be effectively prevented from falling over by supporting the blower fan assembly from below using the panel assembly even when the center of gravity moves forward when the blower fan assembly is opened.
  • the panel assembly is configured to shield the machine room and is configured to be easily removable so that the lower case and the blower fan assembly can be easily combined when necessary, thereby improving convenience of use.
  • blower fan assembly can be easily completely opened with support from the panel assembly, and when the blower fan assembly is opened, the blower fan module and shroud case are exposed, which has the advantage of making cleaning and maintenance very easy.
  • FIG. 1 is a front perspective view of an indoor unit of an air conditioner according to a first embodiment of the present invention.
  • Figure 2 is a rear perspective view of the indoor unit.
  • Figure 3 is a front perspective view of the indoor unit with the side door open.
  • Figure 4 is an exploded perspective view of the indoor unit.
  • Figure 5 is a cross-sectional view taken along line 5-5 of Figure 1.
  • Figure 6 is a cross-sectional view taken along line 6-6 of Figure 3.
  • FIG. 7 and FIG. 8 are perspective views showing the lower case body of the indoor unit according to an embodiment of the present invention.
  • Figure 9 is an exploded perspective view of a lower case according to an embodiment of the present invention.
  • Fig. 10 is a drawing showing a state before joining the base front part and the base according to an embodiment of the present invention.
  • Fig. 11 is a cross-sectional view showing a detachable portion of a transparent panel holder and a bonding panel according to an embodiment of the present invention.
  • Figure 12 is a rear perspective view of a blower fan assembly according to an embodiment of the present invention.
  • Figure 13 is a drawing showing the above blower fan assembly and shroud case combined.
  • Figure 14 is an enlarged view of part “A” of Figure 13.
  • Figure 15 is a drawing showing the blower fan assembly open to the shroud case.
  • Figure 16 is an enlarged view of part “B” of Figure 15.
  • Figure 17 is a front perspective view of the blower fan assembly.
  • Figure 18 is a front perspective view of the blower module housing of the blower fan assembly.
  • Figure 19 is a cross-sectional view taken along line 19-19 of Figure 17.
  • FIG. 20 is a perspective view showing a side door assembly comprising a side door and a support frame according to an embodiment of the present invention.
  • Fig. 21 is a perspective view showing a side vane module according to an embodiment of the present invention.
  • FIGS. 22 and 23 are drawings showing a hinge portion according to an embodiment of the present invention.
  • Figure 24 is an exploded perspective view of the lower part of the blower module of Figure 18.
  • Fig. 25 is a partial front view showing the structure of the locking member of the above indoor unit.
  • Fig. 26 is a partial perspective view of the panel assembly separated from the lower case of the indoor unit.
  • Figure 27 is a rear perspective view of the panel assembly.
  • Figure 28 is an exploded perspective view of the above panel assembly.
  • Figure 29 is a perspective view showing the supporter of the above panel assembly in a rotated state.
  • Figure 30 is a cross-sectional view taken along line 30-30 of Figure 29.
  • Figure 31 is a cross-sectional view taken along line 31-31 of Figure 1.
  • Fig. 32 is a partial perspective view showing the locking member moved upward while the panel assembly is coupled to the blower fan assembly.
  • Figure 33 is a perspective view taken along line 33-33 of Figure 32.
  • Fig. 34 is a partial perspective view showing the locking member in a state where it has moved downward in the state of Fig. 32.
  • Figure 35 is a perspective view taken along line 35-35 of Figure 34.
  • Figure 36 is a drawing sequentially showing the support work of the blower fan assembly using the above panel assembly.
  • Fig. 37 is a partial perspective view of the blower fan assembly of the indoor unit of the air conditioner according to the second embodiment of the present invention, viewed from below.
  • Fig. 38 is a partial perspective view showing the locking member of the indoor unit rotated.
  • Figure 39 is a partial perspective view showing the panel assembly mounted with the blower fan assembly open.
  • Figure 40 is a 40-40 cutaway perspective view of Figure 39.
  • Fig. 41 is a partial perspective view of the blower fan assembly of the indoor unit of the air conditioner according to the third embodiment of the present invention, viewed from below.
  • Fig. 42 is a partial perspective view showing the blower fan assembly being supported by a locking member in an open state.
  • Fig. 1 is a front perspective view of an indoor unit of an air conditioner according to a first embodiment of the present invention
  • Fig. 2 is a rear perspective view of the indoor unit
  • Fig. 3 is a front perspective view of the indoor unit with a side door open
  • Fig. 4 is an exploded perspective view of the indoor unit.
  • Fig. 5 is a cross-sectional view taken along line 5-5 of Fig. 1
  • Fig. 6 is a cross-sectional view taken along line 6-6 of Fig. 3.
  • FIGS. 1 to 6 the entire assembly structure constituting the indoor unit according to the first embodiment of the present invention will be described, and the structure of each assembly will be described.
  • the indoor unit (1) of the air conditioner may be configured to suck in air through an intake port (1210) and exchange heat with the sucked air while passing through a heat exchanger (3100).
  • the air that has undergone heat exchange in the heat exchanger (3100) may pass through a blower fan (212, 222, 232) and then be discharged through a side discharge port (2111).
  • the direction in which air sucked in from the above suction port (1210) flows toward the heat exchanger (3100) and the blower fan (212, 222, 232) can be defined as “forward.” At this time, it can be understood that the air flows forward from the suction port (1210) toward the heat exchanger (3100) and forward from the heat exchanger (3100) toward the blower fan (212, 222, 232).
  • the direction in which the air passing through the blower fan (212, 222, 232) faces the outlet (2111) can be defined as “side”.
  • side outlets (2111) it can be understood that one of the plurality of outlets (2111) is provided on “one side” or “left side” of the blower fan (212, 222, 232) and the other outlet (2111) is provided on “the other side” or “right side” of the blower fan (212, 222, 232).
  • the above indoor unit (1) may include a flow generating unit that forms a space in which a heat exchanger (3100) and a blower fan (212, 222, 232) are arranged, and a machine room (5102) in which a control box (C) or a drain pipe (3300) for the operation of the indoor unit (1) are arranged.
  • the direction in which the flow generating unit and the machine room (5102) are arranged may be defined as an up-down direction.
  • the flow generating unit may be located above the machine room (5102), and the machine room (5102) may be located below the flow generating unit.
  • the indoor unit (1) further includes a display shelf (1140), and the direction in which the flow generating unit and the display shelf (1140) are arranged can be defined as the “up-down direction.”
  • the flow generating unit can be positioned above the display shelf (1140), and the display shelf (1140) can be positioned below the flow generating unit.
  • blower fans (212, 222, 232) are provided in multiple numbers, and the direction in which the blower fans (212, 222, 232) are arranged can be defined as the vertical direction.
  • An indoor unit (1) of an air conditioner may include a case assembly (1000) forming a front exterior and a rear exterior, a blower fan assembly (2000) disposed inside the case assembly (1000) to form a flow of air, a heat exchange assembly (3000) for exchanging heat with a refrigerant the air flowing by the blower fan assembly (2000), and a lower case (5000) provided at a lower portion of the case assembly (1000) and having a machine room space formed inside.
  • the lower case (5000) may be provided below the blower fan assembly (2000).
  • the indoor unit (1) may further include a filter assembly (4000) that filters air flowing into the inside of the case assembly (1000).
  • a case assembly (1000) includes a main body rear case (1200) in which an air intake port (1210) is formed and a mounting space for a heat exchange assembly (3000) including a heat exchanger (3100) is formed on the inside.
  • the main body rear case (1200) can form the upper rear exterior of the indoor unit (1).
  • the above-mentioned rear case (1200) can be called a heat exchanger case in that it accommodates the heat exchange assembly (3000) inside.
  • the above case assembly (1000) is positioned in front of the main body rear case (1200) and includes a main body front case (1100) that forms an upper front exterior. That is, major components such as the heat exchange assembly (3000) and the filter assembly (4000), excluding the blower fan assembly (2000), can be positioned inside the case assembly (1000).
  • main body front case (1100) and main body rear case (1200) may be referred to as the upper case.
  • main body rear case (1200) may be referred to as the first case
  • main body front case (1100) may be referred to as the second case.
  • the case assembly (1000) may include a lower case (5000) that is placed on the lower side of the upper case (1100, 1200) and has a machine room space formed inside.
  • a suction port (1210) is formed in the rear case (1200) of the upper case (1100, 1200) to suck in indoor air where the indoor unit (1) is installed.
  • the suction port (1210) may be formed on the rear of the rear case (1200).
  • the above-mentioned front case (1100) may include a display unit (1110) for displaying the operating status of the indoor unit or inputting a user's command.
  • the display unit (1110) according to an embodiment of the present invention may be positioned at the user's eye level, taking into account the user's line of sight.
  • the upper case (1100, 1200) has a space formed on the inside where the blower fan assembly (2000), heat exchange assembly (3000), and filter assembly (4000) are placed.
  • blower fan assembly (2000) may be placed at the rear of the main body front case (1200), and the heat exchange assembly (3000) may be placed at the front of the main body rear case (1200).
  • the blower fan assembly (2000) may include a top cover (2140) disposed on the upper side of the blower module unit (2100).
  • the top cover (2140) may form the upper surface appearance of the blower fan assembly (2000).
  • the top cover (2140) may be detachably coupled to the upper side of the blower module unit (2100).
  • the top cover (2140) may be provided to cover the open upper surface of the blower module unit (2100).
  • a side door assembly (2130) that opens and closes the side discharge port (2111) may be provided.
  • the side door assembly (2130) may form both sides of the case assembly (1000) when closed.
  • the above side door assembly (2130) may include left and right side doors (2121) that open and close the side discharge port (2111) while moving forward and backward, and a support frame (2124) that is coupled to the side door (2121) and has a guide hole (2125) formed therein so as to guide the forward and backward movement of the side door (2121).
  • the above-mentioned side door assembly (2130) is arranged to be inclined toward the front and can guide air discharged to the outside of the case assembly (1000) forward. Accordingly, the air discharged through the side discharge port (2111) is changed in direction by the side vane module (2200) to form a forward-directed airflow.
  • the forward-directed airflow can be defined as an exhaust airflow having an effective discharge angle of a predetermined angle with respect to the front.
  • the above-mentioned side vane module (2200) is a vane that changes the direction of the forward-directed airflow discharged through the side discharge port (2111), and is placed in front of the blower fan assembly (2000).
  • the above-mentioned side vane module (2200) may include a side vane case (2210) and a side vane (2220).
  • the direction of the forward-facing airflow may be changed by a plate-shaped side vane (2220) positioned adjacent to the front side of the side outlet (2111).
  • the above-mentioned side vane (2220) is maintained in a hidden state between the main body front case (1100) and the blower fan assembly (2000), and may be referred to as a hidden vane. Therefore, the side vane (2220) does not affect the airflow of the air discharged through the side outlet (2111), and the discharged air can be maintained as a forward-directed airflow.
  • the heat exchange assembly (3000) can exchange heat with indoor air sucked into the interior of the upper case (1100, 1200) and refrigerant.
  • the above heat exchange assembly (3000) may include a heat exchanger (3100) through which a refrigerant that exchanges heat with indoor air flows, and a refrigerant pipe (3200) that forms a refrigerant path so that the refrigerant is introduced into or discharged from the heat exchanger (3100).
  • the refrigerant pipe (3200) may be drawn out to the outside through a refrigerant pipe hole (5401) formed in the base rear surface (5400) of the lower case (5000).
  • the above heat exchanger (3100) is positioned at the rear of the blower fan assembly (2000).
  • the heat exchanger (3100) is positioned between the intake port (1210) and the side discharge port (2111) to exchange heat with the air flowing inside the indoor unit.
  • the heat exchanger (3100) may be formed in a rectangular parallelepiped shape extending vertically and facing the shroud case (2300).
  • the heat exchanger (3100) is disposed between the filter assembly (4000) and the blower fan assembly (2000).
  • the heat exchanger (3100) may have a length corresponding to the height at which the plurality of blower module units (2100) are disposed vertically.
  • the above heat exchanger (3100) can be placed inside the rear case (1200) of the main body.
  • the above-described rear case (1200) of the main body may have the shape of a housing with an open front.
  • the above-described rear case (1200) may include a rear portion (1201) forming the suction port (1210), and a first side portion (1202) and a second side portion (1203) forming both sides.
  • the above-described rear case (1200) may include an upper portion (1204) forming the upper surface.
  • the above heat exchanger (3100) can be placed in a space defined by the rear portion (1201), the first and second side portions (1202, 1203), and the upper portion (1204).
  • the above filter assembly (4000) can remove foreign substances contained in the air flowing into the suction port (1210).
  • the filter assembly (4000) can be detachably installed at the rear of the main body rear case (1200).
  • the filter assembly (4000) is arranged in the suction port (1210) formed at the rear of the main body rear case (1200) so as to filter indoor air flowing into the suction port (1210).
  • the above filter assembly (4000) includes a filter module (4100) that removes foreign substances in the air sucked into the suction port (1210).
  • the filter module (4100) is placed in the suction port (1210).
  • the above filter module (4100) may include a first filter module (4110) covering the left side of the suction port (1210) of the main body rear case (1200) and a second filter module (4120) covering the right side of the suction port (1210) of the main body rear case (1200).
  • the above filter module (4100) may include a filter case (4200) in which a pre-filter is mounted.
  • a plurality of suction ports (1210) are formed in the filter case (4200) in the direction in which the pre-filter is mounted.
  • the filter case (4200) may include vertical ribs (4220) and horizontal ribs (4230) on the surface in which the pre-filter is mounted.
  • the vertical ribs (4220) and horizontal ribs (4230) form a grid shape with each other, and can reinforce the rigidity of the filter case (4200).
  • the prefilter is formed in a mesh shape, and can filter out large foreign substances in the air flowing into the filter module (4100).
  • FIG. 7 and FIG. 8 are perspective views showing the lower case body of the indoor unit according to an embodiment of the present invention.
  • the lower case (5000) is placed on the lower side of the upper case (1100, 1200) and is supported on the floor where the indoor unit (1) is installed to support the upper case (1100, 1200).
  • the above lower case (5000) includes a control box (C) equipped with control components for the operation of the air conditioner on the inside, and a lower case body (5100) that forms a space in which pipes such as a drain pipe (3300) through which condensate generated in a heat exchanger (3100) flows are arranged.
  • the above control box (C) is located at the inner center of the lower case body (5100) and can be supported by the lower case body (5100).
  • the lower case body (5100) can have a box shape with an open front.
  • the lower case body (5100) may include a machine room (5102).
  • the lower case body (5100) may be placed on the lower side of the main body rear case (1200).
  • the above lower case body (5100) may include a base (5110) placed on the ground and two side portions (5120) protruding upward from both sides of the base (5110).
  • the above-mentioned machine room (5102) is an internal space defined by the base (5110) and the two side portions (5120), and a refrigerant pipe (3200), a drain pipe (3300), a control box (C), etc. can be arranged therein.
  • the machine room (5102) may be provided with a separate member forming the inner surface, and at least a portion of the space of the machine room (5102) may be used as a display or storage space.
  • the above lower case (5000) may include a base rear portion (5400) that forms the rear exterior of the lower portion of the indoor unit (1).
  • the above base rear portion (5400) may cover the side and rear of the lower case (5000) to form a portion of the lower exterior of the indoor unit (1).
  • the base rear portion (5400) may be formed in an approximately ' ⁇ ' shape.
  • the base rear portion (5400) may be arranged on the outside of the lower case (5000) to reinforce the rigidity of the lower case (5000).
  • a refrigerant pipe hole (5401) through which a refrigerant pipe (3200) of the heat exchange assembly (3000) passes, and a drain pipe hole (5402) through which a drain pipe (3300) for discharging condensate generated in the heat exchanger (3100) passes, may be formed in the rear surface of the base (5400).
  • the refrigerant pipe hole (5401) and the drain pipe hole (5402) may be formed to be in communication with the lower case body (5100).
  • the lower case (5000) may include a decorative shelf (1140) provided at the front of the lower case body (5100).
  • the above-mentioned decorative shelf (1140) can shield the open front of the lower case body (5100).
  • the above-mentioned decorative shelf (1140) can be detachably mounted to the lower case body (5100).
  • the above-mentioned decorative shelf (1140) can form the lower surface of the machine room (5102).
  • the above lower case (5000) may include a base front portion (5300) that is coupled to the front of the lower case body (5100) and forms a lower front appearance.
  • the above-mentioned decorative shelf (1140) may be named a “storage section” or “shelf”.
  • the above base front portion (5300) may be referred to as a “cover” or “panel assembly”.
  • the above base front part (5300) can cover the open front of the lower case (5000).
  • the above base front part (5300) can be placed on the outside of the lower case (5000) to reinforce the rigidity of the lower case (5000).
  • An upper case (1100, 1200) including a front case (1100) and a rear case (1200) arranged in a vertical direction, and a lower case (5000) including a lower case body (5100), a front base part (5300), and a rear base part (5400) can be combined to form an indoor unit of a stand-alone air conditioner.
  • a coupling connector (5120) is integrally connected to the side of the lower case body (5100).
  • a control box (C) that houses circuit elements and other electrical components for controlling the air conditioner is placed in the internal space of the lower case body (5100).
  • the above lower case body (5100) may include a base (5110) placed on the ground and two coupling connectors (5120) protruding upward from both sides of the base (5110).
  • the base front part (5300) is arranged at the front of the lower case body (5100).
  • the coupling connector (5120) is integrally coupled to the inner side of the lower case body (5100).
  • the coupling connector (5120) is formed in the shape of a long column in the vertical direction.
  • the coupling connector (5120) is formed in multiples.
  • the above-mentioned coupling connector (5120) may include a left coupling connector coupled to the inner left side of the lower case body (5100) and a right coupling connector coupled to the right side of the lower case body (5100).
  • the above left and right coupling connectors can be formed symmetrically to each other, and can be formed asymmetrically to each other depending on the layout of the internal components.
  • the above-mentioned coupling connector (5120) can support the upper case (1100, 1200) and the lower case (5000) by reinforcing the support strength of the lower case body (5100).
  • the bottom and side of the coupling connector (5120) are coupled with the lower case body (5100).
  • a shroud case (2300) is coupled to the upper side of the coupling connector (5120).
  • the base front part (5300) is coupled to the front of the coupling connector (5120).
  • the above-mentioned coupling connector (5120) is provided with a coupling member insertion portion (111b) to which the shroud case (2300) is coupled by a coupling member (not shown).
  • the coupling member insertion portion (111b) is located on the upper side of the above-mentioned coupling connector (5120).
  • a shroud case (2300) according to an embodiment of the present invention has a shroud flange (not shown) formed to protrude downward at the bottom.
  • the above shroud flange is formed in two pieces on both sides of the lower end of the shroud case (2300). Each of the two shroud flanges is formed to overlap a portion of the upper front of the left and right coupling connectors of the coupling connector (5120).
  • the lower end of the main body front case (1100) and the upper end of the shroud flange and coupling connector (5120) are coupled by a separate first coupling portion (5151).
  • a coupling member insertion portion (111b) that is coupled by contact with the first coupling portion (5151) is formed on the upper end of the coupling connector (5120).
  • the coupling connector (5120) is formed with a plurality of first fastening portions (5151) extending along the length direction to allow the coupling hooks (5153) provided on the front of the base rear surface (5400) described later to be coupled.
  • the first fastening portions (5151) may include a fastening groove.
  • the front case (1100) above may include a second fastening portion (not shown) that is fastened to the decorative shelf (1140).
  • the second fastening portion may be configured to be inserted into a first portion of the decorative shelf (1140).
  • the first portion may include a plurality of parts arranged in the left-right direction as a rear structure of the decorative shelf (1140).
  • the above lower case body (5100) is placed in the machine room (5102) and may include a fixing rib (5105) for fixing the position of a pipe section (3110) or an electric wire, etc.
  • a plurality of fixing ribs (5105) may be provided.
  • the coupling connectors (5120) arranged on both sides of the lower case body (5100) configured in this manner can be coupled to the back surface of the case support part (1143) of the decorative shelf (1140). That is, the lower case body (5100) has the base rear part (5400) coupled to the rear side, and the decorative shelf (1140) coupled to the front side.
  • the above-mentioned coupling connector (5120) can be arranged closest to the base front part (5300) among the components arranged in the lower case body (5100).
  • Fig. 9 is an exploded perspective view of a lower case according to an embodiment of the present invention.
  • Fig. 10 is a drawing showing a state before the base front part and the base are combined according to an embodiment of the present invention
  • Fig. 11 is a cross-sectional view showing a detachable part of a transparent panel holder and a combined panel according to an embodiment of the present invention.
  • the lower case (5000) is coupled to the open front of the lower case body (5100) and may include a display shelf (1140) for displaying objects in the space in front excluding the machine room (5102).
  • the above-mentioned decorative shelf (1140) may be provided with a side contact surface (1141) that makes surface contact with the mounting surface of the base rear surface (5400).
  • the above-mentioned decorative shelf (1140) may be provided with a front plate (1142) that divides the free space of the lower case body (5100) in the front-back direction.
  • the front plate (1142) includes two case supports (1143) that protrude forward on both left and right sides and support both ends of the decorative shelf (1140).
  • the front plate (1142) may be provided between the two case supports (1143).
  • the case support member (1143) can provide a storage space (1144) that is inserted into the front plate (1142).
  • the case support member (1143) can expand the storage space (1144) to allow for the storage of relatively large decorative items by increasing the area for holding objects.
  • a base (1142a) for connecting the base front part (5300) is provided on the lower side of the above front plate (1142).
  • a lighting device (1150) for illuminating objects displayed on the display shelf (1140) may be provided on the upper side of the front plate (1142).
  • the upper side of the above base (1142a) is provided with a display panel (1145) and a pocket panel (1146) for displaying decorative items.
  • the display panel (1145) may include a board having a predetermined height so that the items can be displayed at a predetermined height and the decorative items can be easily identified from the outside.
  • the above pocket panel (1146) is provided with a storage groove (1146a) for storing decorations inside.
  • the pocket panel (1146) can be fixed to various positions of the front plate (1142), but can always be positioned on the upper side of the display panel (1145).
  • the pocket panel (1146) be formed of a transparent material that can transmit the lighting light.
  • the display panel (1145) and the pocket panel (1146) according to the embodiment of the present invention can be formed to be detachably attached to the case support part (1143) of the front plate (1142).
  • the detachable structure of the above-described display panel (1145) and pocket panel (1146) is formed in a structure that can be fixed by making surface contact with the inner surface of each case support member (1143).
  • the display panel (1145) and pocket panel (1146) can be formed in a shape in which the outer edges of both ends correspond to the inner surface of the case support member (1143).
  • the outer edges of both ends of the display panel (1145) and the pocket panel (1146) can be determined as a right-angled shape cut inward.
  • the contactable inner surfaces of the display panel (1145) and the pocket panel (1146) can be fixed to the case support (1143) in a force-fit manner.
  • a plurality of holes may be formed in the front plate (1142) to hang and fix decorations.
  • the holes may be formed as through holes through which decorations can be hung via hanging means such as hanging rings, or as slit holes cut in a horizontal or vertical direction, but are not limited thereto.
  • the lower case (5000) may include a base front portion (5300) that is coupled to the open front of the decorative shelf (1140) and forms a lower front appearance.
  • the above base front part (5300) can cover the open front of the lower case (5000).
  • the above base front part (5300) can be placed on the outside of the lower case (5000) to reinforce the rigidity of the lower case (5000).
  • the above base front portion (5300) includes a transparent panel (1121) made of a transparent material so that the decorations of the decorative shelf (1140) can be identified from the outside.
  • the transparent panel (1121) is formed in a roughly “ ⁇ ” shape with a front panel portion (1122) and a side panel portion (1123).
  • the above transparent panel (1121) includes a front panel portion (1122) arranged on the front of the lower case body (5100), and a side panel portion (1123) extended from the side end of the front panel portion (1122) by a length equal to the length by which the base (1142a) protrudes from the case support portion (1143).
  • the above side panel portion (1123) can have an area that can cover the entire front exterior together with the front panel portion (1122) when the base front portion (5300) is coupled to the open front of the decorative shelf (1140).
  • a control box (C) for operating the air conditioner may be provided on one side of the lower case body (5100), and a pipe section (3110) including a refrigerant pipe (3200) through which refrigerant is discharged from the heat exchanger (3100) and a drain pipe (3300) through which condensate generated in the heat exchanger (3100) flows may be provided on the other side of the lower case body (5100).
  • the piping section (3110) of the refrigerant pipe (3200) and the drain pipe (3300) is concentrated on one side of the lower case body (5100), for example, on the right side, so as not to interfere with the back surface of the decorative shelf (1140).
  • control box mounting portion (not shown) is placed in the central portion of the lower case body (5100) to which a control box (C) that accommodates circuit elements and other electrical components is mounted.
  • the above control box mounting portion can be positioned approximately in the middle of the front-rear direction of the lower case (5000).
  • a piping portion (3110) consisting of a refrigerant pipe (3200) and a drain pipe (3300) can be positioned on the right side.
  • the base front part (5300) illustrated in FIG. 9 When the base front part (5300) illustrated in FIG. 9 is coupled to the open front of the display shelf (1140), the base front part (5300) is easily coupled to the display shelf (1140), or conversely, when the base front part (5300) is separated from the open front of the display shelf (1140), the base front part (5300) is made detachable to the front of the display shelf (1140) using a magnetic medium so that the base front part (5300) is easily separated from the display shelf (1140).
  • the upper and lower sides of the transparent panel (1121) are provided with a bonding panel (1125) having a magnet module (1130) bonded to the back surface.
  • the above-mentioned joining panel (1125) is made of an opaque material that does not transmit light, with a configuration opposite to that of the above-mentioned transparent panel (1121), and has a predetermined width to cover the lower surface of the base (1142a) and the front case (1100) of the main body.
  • transparent panel holders (1124) are installed at the upper and lower ends of the transparent panel (1121).
  • the transparent panel holder (1124) may be installed at an end of the transparent panel (1121) so as to overlap the joining panel (1125).
  • the transparent panel holder (1124) may be supported on the inner surface of the joining panel (1125).
  • the transparent panel holder (1124) is configured in the form of a bar having a predetermined thickness so as to be joined to the upper and lower ends of the transparent panel (1121) and to the inner circumference of the transparent panel (1121).
  • the transparent panel holder (1124) and the joining panel (1125) are provided with a detachable portion (1160) so that the transparent panel (1121) and the joining panel (1125) can be joined to each other.
  • the detachable portion (1160) may be provided with a connecting portion (1162) having a catch portion (1162a) formed therein for connecting with a clip portion (1161) of the connecting panel (1125) at any position along the circumference of the transparent panel holder (1124).
  • a guide groove (1172) is arranged at a position adjacent to the above-mentioned joint (1162) and spaced apart from the above-mentioned joint (1162) to guide the guide portion (1171) of the above-mentioned joint panel (1125).
  • the clip portion (1161) of the above-mentioned joining panel (1125) includes an extension portion (1161a) that protrudes rearward from the inner surface of the joining panel (1125), and a bend portion (1161b) that extends from the extension portion (1161a) to be spaced apart from the inner surface of the joining panel (1125) and elastically contacts the joining portion (1162) of the transparent panel holder (1124).
  • the above clip portion (1161) is formed integrally with the extension portion (1161a) and the bend portion (1161b), and it is preferable that the extension portion (1161a) is formed so that it is partially deformed when the bend portion (1161b) is elastically deformed.
  • the above clip portion (1161) has a thickness such that the bending portion (1161b) can be inserted into the joining portion (1162) of the transparent panel holder (1124) while the transparent panel (1121) covers the inner surface of the joining panel (1125).
  • the clip part (1161) can be in contact with the coupling part (1162) of the transparent panel holder (1124) itself with strong elasticity without slipping, and a separate hooking structure such as a groove or hole can be formed in the coupling part (1162) of the transparent panel holder (1124) so that the bent part (1161b) of the clip part (1161) can be inserted into the groove or hole and hooked.
  • a hooking portion (1162a) is formed at the connecting portion (1162) of the transparent panel holder (1124) to which the clip portion (1161) is contacted and hooked.
  • the above-mentioned hooking portion (1162a) may be formed as a groove portion formed to hook a part of the clip portion (1161) on the above-mentioned connecting portion (1162) itself, or may be formed as a hooking hole portion (1163b) formed to protrude rearward from the connecting portion (1162) of the above-mentioned transparent panel holder (1124) and to hook a part of the above-mentioned clip portion (1161).
  • the above-mentioned hooking portion (1162a) includes a first protrusion (1163a) that protrudes rearward from the connecting portion (1162) of the transparent panel holder (1124), and a second protrusion (1163c) that protrudes longitudinally from the rear end of the first protrusion (1163a) and has a hooking hole (1163b) formed to open longitudinally.
  • the above-mentioned hook portion (1162a) protrudes in a cross-sectional shape roughly in the shape of the letter “ ⁇ ” on the back surface of the connecting portion (1162) of the above-mentioned transparent panel holder (1124).
  • the above-mentioned hooking portion (1162a) can be formed to be spaced apart from the top and bottom higher than the height of the bending portion (1161b) so that the bending portion (1161b) of the above-mentioned clip portion (1161) can be inserted and hooked.
  • the clip portion (1161) of the joining panel (1125) has a configuration in which a bent portion (1161b) having an upwardly inclined surface protrudes and is caught and fastened by a catch hole portion (1163b) formed in a catch portion (1162a) of a joining portion (1162) of a transparent panel (1121).
  • the guide portion (1171) of the above-mentioned joining panel (1125) is configured to protrude from the inner surface of the above-mentioned joining panel (1125) toward the decorative shelf (1140) and be inserted into the guide groove portion (1172) of the above-mentioned transparent panel (1121).
  • the clip portion (1161) of the above-mentioned joining panel (1125) is inserted into the joining portion (1162) of the above-mentioned transparent panel holder (1124) so that the above-mentioned transparent panel (1121) and the joining panel (1125) are firmly fixed without being easily separated.
  • the guide portion (1171) of the above-mentioned joining panel (1125) is inserted into the guide groove portion (1172) of the above-mentioned transparent panel (1121) to prevent shaking of the above-mentioned transparent panel (1121) and joining panel (1125).
  • a plurality of magnet modules (1130) may be provided with a space between them.
  • the above magnet module (1130) includes a magnet fixing bracket (1131) protruding at an arbitrary position of the above joining panel (1125) and a permanent magnet (1132) placed on the magnet fixing bracket (1131).
  • the magnet module (1130) configured in the above-mentioned joining panel (1125) is configured to be detachable from each of the base (1142a) and the lower side of the main body front case (1100).
  • a magnetic body (1120) attached to a permanent magnet (1132) of the magnet module (1130) can be placed at a corresponding position on the lower side of the base (1142a) and the front case (1100) of the main body.
  • a structure in which a magnetic module (1130) is placed on a joining panel (1125) and a magnetic body (1120) is placed on the lower side of the base (1142a) and the front case of the main body (1100) has been described, but the present invention is not limited thereto, and a magnetic body (1120) may be placed on a joining panel (1125) and a magnetic module (1130) may be placed on the lower side of the base (1142a) and the front case of the main body (1100).
  • the magnetic medium is limited to a permanent magnet (1132) and a magnetic body (1120), but is not limited thereto, and may be formed of magnets having different polarities.
  • a transparent panel (1121) formed of a transparent material is provided on the front of the lower case body (5100), but it is not limited thereto.
  • an opaque panel formed of an opaque material may be combined on the front of the lower case body (5100). That is, a transparent panel and an opaque panel may be selectively combined on the front of the decorative shelf (1140).
  • FIG. 12 is a rear perspective view of a blower fan assembly according to an embodiment of the present invention
  • FIG. 13 is a drawing showing the blower fan assembly and the shroud case combined
  • FIG. 14 is an enlarged drawing of part “A” of FIG. 13.
  • Fig. 15 is a drawing showing the blower fan assembly open to the shroud case
  • Fig. 16 is an enlarged drawing of part “B” of Fig. 15
  • Fig. 17 is a front perspective view of the blower fan assembly
  • Fig. 18 is a front perspective view of the blower module housing of the blower fan assembly.
  • the blower fan assembly (2000) is installed at the rear of the main body front case (1100). In addition, the blower fan assembly (2000) is installed at the front of the main body rear case (1200).
  • the above blower fan assembly (2000) includes a blower module (2100) that discharges air toward the front of the indoor unit (1).
  • blower module parts (2100) be provided in multiple numbers, and in the embodiment of the present invention, three blower module parts (2100) are provided.
  • the multiple blower module parts (2100) can be arranged in the vertical direction since the indoor unit (1) is a stand-type unit formed in a vertical direction.
  • the above blower module (2100) is arranged in front of the heat exchange assembly (3000) and can discharge the air heat-exchanged in the heat exchange assembly (3000) to a side discharge port (2111) provided in the discharge part (2110). At this time, the flowing air can have its flow direction changed by a side vane module (2200) arranged in the side discharge port (2111).
  • a discharge grill (2112) can be provided in the side discharge port (2111).
  • the blower module unit (2100) may include a first blower module (210), a second blower module (220), and a third blower module (230).
  • the first blower module (210) can blow air toward the side outlet (2111).
  • the first blower module (210) includes a first blower motor (211) that supplies rotational power, a first blower fan (212) connected to the first blower motor (211), and a first blower case (213) that rotatably supports the first blower fan (212) and is installed on the outside of the first blower fan (212) to guide the movement of air.
  • Some of the air that has passed through the heat exchanger (3100) of the heat exchange assembly (3000) moves to the inside of the first blower case (213).
  • the air discharged to the outside of the first blower case (213) by the operation of the first blower fan (212) can flow to the side discharge port (2111) and be discharged to the outside.
  • the first blower fan (212) may include a centrifugal fan that sucks in air in an axial direction and discharges it in a radial direction.
  • the first blower fan (212) may include a hub (212a) that is coupled to and rotates the motor shaft of the first blower motor (211).
  • the hub (212a) may include a shaft coupling portion (212d) to which the motor shaft is coupled.
  • the above hub (212a) may have a shape of a bowl convex toward the rear so as to have a space for accommodating the first blower motor (211).
  • the above-mentioned shaft coupling portion (212d) is provided at the center of the hub (212a) and can be coupled to a motor shaft passing through the hub (212a). By the shaft coupling portion (212d), the hub (212a) and the shaft coupling portion (212d) can be firmly coupled.
  • the first blower fan (212) may further include a plurality of blades (212b) spaced apart from each other along the circumference of the hub (212a).
  • the plurality of blades (212b) may be arranged in a circumferential direction.
  • One end of the blades (212b) may be coupled to the outer surface of the hub (212a).
  • the first blower fan (212) may further include a rim (212c) forming a suction-side front end of the first blower fan (212).
  • the rim (212c) may be positioned slightly apart from the hub (212a) toward the suction side.
  • the above rim (212c) may form a suction hole (212e) for sucking air.
  • the suction hole (212e) defines an inner space of the rim (212c).
  • the rim (212c) may have a ring shape, for example.
  • the other end of the blade (212b) may be coupled to the rim (212c).
  • the first blower case (213) may include a motor support member (213a) that supports the first blower motor (211).
  • the hub (212a) may be placed on the outer surface of the motor support member (213a).
  • the above motor support member (213a) may have a bowl shape and may protrude rearward to form a space for accommodating the first blower motor (213a).
  • a through hole (213b) through which the motor shaft of the first blower motor (213a) passes may be formed in the motor support member (213a).
  • the through hole (213b) may be formed at the center of the motor support member (213a).
  • the motor shaft of the first blower motor (211) may pass through the motor support member (213a) and be coupled to the hub (212a).
  • the direction in which the motor shaft extends may be defined as the axial direction of the fan.
  • the second blower module (220) located below the first blower module (210) blows air toward the side outlet (2111).
  • the second blower module (220) includes a second blower motor (221) that supplies rotational power, a second blower fan (222) connected to the second blower motor (221), and a second blower case (223) that rotatably supports the second blower fan (222) and is installed on the outside of the second blower fan (222) to guide the movement of air.
  • the configuration of the second blower module (220) is identical to that of the first blower module (210). Therefore, the description of the second blower module (220) may refer to the contents of the first blower module (210) described above.
  • Another portion of the air that has passed through the heat exchanger (3100) moves to the inside of the second blower case (223).
  • the air discharged to the outside of the second blower case (223) by the operation of the second blower fan (222) can flow to the side discharge port (2111) and be discharged to the outside.
  • the third blower module (230) includes a third blower motor (231) that supplies rotational power, a third blower fan (232) connected to the third blower motor (231), and a third blower case (233) that rotatably supports the third blower fan (232) and is installed on the outside of the third blower fan (232) to guide the movement of air.
  • the configuration of the third blower module (230) is identical to that of the first blower module (210). Therefore, the description of the third blower module (230) may refer to the contents of the first blower module (210) described above.
  • Another portion of the air that has passed through the heat exchanger (3100) moves to the inside of the third blower case (233).
  • the air discharged to the outside of the third blower case (233) by the operation of the third blower fan (232) can flow to the side discharge port (2111) and be discharged to the outside.
  • the blower fan (212, 222, 232) may be a centrifugal fan that draws in air axially and discharges it radially through the side discharge port (2111).
  • the centrifugal fan may have mechanical characteristics such as a large air volume and high static pressure performance.
  • blower module section (2100) only the first blower module (210) and the second blower module (220) can be installed, and various modifications can be implemented, such as including an additional blower module on the lower side of the third blower module (230), as needed.
  • the blower module unit (2100) may be provided with a partition unit (214) including a first partition wall (214a), a second partition wall (214b), and a third partition wall (214c).
  • the first partition wall (214a) may be formed between the first blower module (210) and the second blower module (220) to separate the first blower module (210) and the second blower module (220).
  • the first partition wall (214a) may be installed horizontally between the first blower module (210) and the second blower module (220).
  • the above first bulkhead (214a) can contact the first corresponding bulkhead (215a) of the corresponding shroud case (2300), and thus the flowing air can be trapped within the first blower module (210).
  • the air discharged from the first blower module (210) is blocked from moving to the second blower module (220), and the air is blocked from moving from the second blower module (220) to the first blower module (210), so that the blowing operations of the first blower module (210) and the second blower module (220) can be performed independently.
  • the second partition wall (214b) may be formed between the second blower module (220) and the third blower module (230) to separate the second blower module (220) and the third blower module (230).
  • the second partition wall (214b) may be installed horizontally between the second blower module (220) and the third blower module (230).
  • the above second bulkhead (214b) can contact the second corresponding bulkhead (215b) of the corresponding shroud case (2300), and thus the flowing air can be trapped within the second blower module (220).
  • the air discharged from the second blower module (220) is blocked from moving to the third blower module (230), and the air discharged from the third blower module (230) is blocked from moving to the second blower module (220), so that the blowing operations of the second blower module (220) and the third blower module (230) can be performed independently.
  • the third partition wall (214c) may be formed on the lower side of the third blower module (230).
  • the third partition wall (214c) may be installed in a horizontal direction.
  • the third bulkhead (214c) may contact the third corresponding bulkhead (215c) of the corresponding shroud case (2300), and thus the flowing air may be trapped within the third blower module (230).
  • the blowing operation of the third blower module (230) can be performed independently.
  • bulkheads (214) and corresponding bulkheads (215) can be determined according to the number of blower modules (2100).
  • At least one of the above-mentioned bulkhead portion (214) and the corresponding bulkhead portion (215) may be provided with a protruding portion (216, 217, 219) capable of improving air flow performance.
  • the above-mentioned uneven portion may include a first uneven portion (216) provided on the partition wall portion (214).
  • the first uneven portion (216) may act to reduce frictional resistance when the rotational flow generated during the rotation of the blower fan (212, 222, 232) collides with the partition wall portion (214).
  • the above-mentioned bulkhead portion (214) includes an installation surface that extends in a slanted or rounded manner along the outer circumference of the rotation path of the above-mentioned blower fan (212, 222, 232), and the first uneven portion (216) may be provided on the installation surface.
  • the above installation surface can be formed to face the rim (212c) of the blower fan (212, 222, 232).
  • the first recessed portion (216) may be configured so that protrusions and depressions are alternately arranged. From another perspective, the first recessed portion (216) may be configured to include a plurality of grooves that are formed as depressions in the installation surface.
  • the above first protrusion (216) can be provided on the first to third bulkheads (214a, 214b, 214c) corresponding to the first to third blower modules (210, 220, 230).
  • the above-mentioned uneven portion may include a second uneven portion (217) provided on the corresponding bulkhead portion (215).
  • the second uneven portion (217) may act to reduce frictional resistance when the rotational flow generated during the rotation of the blower fan (212, 222, 232) collides with the corresponding bulkhead portion (215).
  • the above-mentioned corresponding bulkhead portion (215) includes an installation surface that extends in an inclined or rounded manner along the outer circumference of the rotation path of the blower fan (212, 222, 232), and the second uneven portion (217) may be provided on the installation surface.
  • the above installation surface can be formed to face the rim (212c) of the blower fan (212, 222, 232).
  • the second protruding portion (217) may be configured so that protruding portions and recessed portions are alternately arranged. From another perspective, the second protruding portion (217) may be configured to include a plurality of grooves that are formed recessed into the installation surface.
  • the above second protrusion (217) can be provided on the first to third corresponding bulkheads (215a, 215b, 215c) corresponding to the first to third blower modules (210, 220, 230), respectively.
  • the partition wall part (214) and the corresponding partition wall part (215) can be in contact with each other, and the first protruding part (216) and the second protruding part (217) can meet each other or be arranged very close to each other.
  • the first protruding portion (216) and the second protruding portion (217) may have a shape that is continuously provided in the front-back direction.
  • the area of the protruding portion on the outer circumference of the blower fan (212, 222, 232) increases, thereby further reducing frictional resistance.
  • the above-mentioned protrusion may include a third protrusion (219) provided in the above-mentioned blower case (213, 223, 233). Since the configuration of the third protrusion (219) provided in the first to third blower cases (213, 223, 233) is the same, they are collectively referred to as blower cases and described.
  • the above-mentioned blower case (213, 223, 233) may include a first part forming a rear surface and having a flat surface, and a second part protruding rearward from the first part and having a motor support part (213a).
  • the first part may be provided to surround the periphery of the second part.
  • the above third protrusion (219) can be provided in the above first part.
  • the above third protrusion (219) can be formed round with a curvature corresponding to the rotational direction of the blower fan (212, 222, 232).
  • the above third protrusion (219) can be formed round with a curvature corresponding to the path of air flow generated by the blower fan (212, 222, 232).
  • the third protrusion (219) may include a rib protruding from the flat surface of the first part.
  • the rib may be provided in multiple numbers, and the multiple ribs may be arranged spaced apart from each other.
  • angles at which the plurality of ribs extend may be formed differently.
  • the angles formed by the plurality of ribs with respect to the extension lines passing through the center of the blower fan (212, 222, 232) in the vertical direction may be formed differently.
  • the airflow when airflow is generated by the rotation of the blower fan (212, 222, 232), the airflow can be easily induced in the discharge direction of the blower fan (212, 222, 232).
  • the discharge direction can be understood as the direction on both sides of the blower fan (212, 222, 232), in which the side discharge port (2111) is formed.
  • the front of the heat exchanger (3100) of the heat exchange assembly (3000) may include a shroud case (2300) that guides air passing through the heat exchanger (3100) to the blower module (2100).
  • the above shroud case (2300) is installed between the outlet side of the heat exchanger (3100) and the inlet side of the blower module (2100).
  • the shroud case (2300) can function to suck air that has passed through the heat exchanger (3100) in the axial direction of the fan.
  • a horizontal base (3110) is installed between the heat exchanger (3100) and the lower case body (5100).
  • the horizontal base (3110) is positioned below the blower module unit (2100) to prevent the blower module unit (2100) from sagging downward.
  • the lower portion of the blower module (2100) may be provided with a roller bracket (2400) that accommodates a roller (not shown).
  • the roller is provided to make rolling contact with the horizontal base (3110), thereby guiding smooth rotation of the blower module (2100) when it rotates relative to the shroud case (2300).
  • the above roller bracket (2400) is rotatably provided on the upper side of the horizontal base (3110) and can prevent the blower module (2100) from sagging downward together with the horizontal base (3110).
  • the shroud case (2300) may be provided with a case body (2310) and a suction guide portion (2320) that is provided to the case body (2310) and forms a suction opening (2321).
  • the case body (2310) may have a square panel shape, and the suction opening (2321) may have a circular shape.
  • the above suction guide part (2320) may also be referred to as an “orifice” in that it provides a suction side passage for the blower fan (212, 222, 232).
  • the width of the case body (2310) may be formed to be somewhat larger than the width of the heat exchanger (3100) so as to cover the heat exchanger (3100) as a whole.
  • the above shroud case (2300) is installed between the heat exchanger (3100) and the blower module unit (2100), and forms a guide path that guides air passing through the heat exchanger (3100) to the inlet side of the blower module unit (2100).
  • the case body (2310) may include a plate portion (2330) that forms the perimeter of the suction guide portion (2320).
  • the plate portion (2330) may have a flat shape that connects the corners of the suction guide portion (2320) and the case body (2310).
  • the above plate portion (2330) is connected to the suction guide portion (2320) and is positioned facing the blower module portion (2100).
  • the above suction guide unit (2320) can be configured to guide air passing through the heat exchanger (3100) to the blower module unit (2100).
  • the above suction guide portions (2320) are formed in multiple units to correspond to the above blower module portions (2100), and may be arranged in an up-down direction, for example.
  • Each suction guide portion (2320) may be in contact with the rear side of the first, second, and third blower cases (213, 223, 233) so that air passing through the suction guide portions (2320) can be delivered to the inside of the blower fan assembly (2000) without leakage.
  • the above suction guide part (2320) may include a first suction guide part (2321), a second suction guide part (2322), and a third suction guide part (2323).
  • the first suction guide part (2321) may be fluidly connected to the first blower module (210)
  • the second suction guide part (2322) may be fluidly connected to the second blower module (220)
  • the third suction guide part (2323) may be fluidly connected to the third blower module (230).
  • first to third suction guide portions (2321, 2322, 2323) can form a circular outlet, but various modifications are possible.
  • the first suction guide part (2321), the second suction guide part (2322), and the third suction guide part (2323) may each include a border part (2325) forming an inner surface.
  • the above-mentioned frame parts (2325) are provided in multiple numbers corresponding to the number of fans, and multiple frame parts (2325) can be provided corresponding to the first to third blower modules (210, 220, 230).
  • the above-mentioned border portion (2325) defines the perimeter of the first to third suction guide portions (2321, 2322, 2323), respectively, and can form a bell mouth that guides air sucked into the first to third blower modules (210, 220, 230).
  • the bell mouth can include an inlet-side end portion of the border portion (2325) that is closest to the heat exchanger (3100).
  • the above-mentioned border portion (2325) may include a curved portion forming a concave groove shape.
  • the curved portion may be positioned adjacent to the first blower module (210) having a convex tip facing rearward, thereby preventing air from leaking outward from the shroud case (2300).
  • the above plate portion (2330) includes a corresponding bulkhead portion (215) that faces and comes into contact with the bulkhead portion (214) of the blower module portion (2100).
  • the corresponding bulkhead portion (215) includes a first corresponding bulkhead (215a), a second corresponding bulkhead (215b), and a third corresponding bulkhead (215c).
  • the first corresponding partition wall (215a) may be formed to separate the first suction guide portion and the second suction guide portion.
  • the first corresponding partition wall (215a) is installed horizontally corresponding to the first partition wall (214a), and protrudes forward from the boundary between the first suction guide portion and the second suction guide portion to come into contact with the first partition wall (214a).
  • the air discharged through the first suction guide part is blocked from moving to the second suction guide part and from moving from the second suction guide part to the first suction guide part, so that the blowing operations of the first suction guide part and the second suction guide part can be performed independently.
  • the second corresponding partition wall (215b) may be formed to separate the second suction guide portion and the third suction guide portion.
  • the second corresponding partition wall (215b) is installed horizontally corresponding to the second partition wall (214b), and protrudes forward from the boundary between the second suction guide portion and the third suction guide portion to come into contact with the second partition wall (214b).
  • the air discharged through the second suction guide part is blocked from moving to the third suction guide part and is blocked from moving from the third suction guide part to the third suction guide part, so that the blowing operations of the second suction guide part and the third suction guide part can be performed independently.
  • the third corresponding bulkhead (215c) can be formed on the lower side of the third suction guide part.
  • the third corresponding bulkhead (215c) is installed horizontally corresponding to the third bulkhead (214c), and protrudes forward from the lower side of the third suction guide part to come into contact with the third bulkhead (214c).
  • the blowing operation of the third suction guide part can be performed independently.
  • the above blower module (2100) and shroud case (2300) can form a “fan housing” that accommodates the blower fan (212, 222, 232) therein.
  • the fan housing can form an internal space in which the blower fan (212, 222, 232) is accommodated.
  • the fan housing may be configured so that the internal space is openable to allow the user easy access to the blower fan (212, 222, 232).
  • At least a portion of the fan housing may be configured to be separated from another portion so that the interior space of the fan housing is open.
  • blower module (2100) can be opened and closed in the forward and backward directions by rotating the hinge (2430) relative to the shroud case (2300).
  • blower case (213, 223, 233) and the blower fan (212, 222, 232) of the blower module part (2100) are opened to the outside, and at the same time, the front of the shroud case (2300) facing the blower module part (2100) can be opened to the outside. Accordingly, the user can thoroughly clean foreign substances such as dust collected in the separated blower module part (2100) and shroud case (2300).
  • the bulkhead portion (214) of the blower module portion (2100) may include a contact surface (288) that contacts the bulkhead counterpart portion (215) of the shroud case (2300) when the blower module portion (2100) is closed to the shroud case (2300).
  • the above contact surface (288) can be formed on the rear surface of the partition wall portion (214).
  • the above-mentioned bulkhead portion (214) may include a first protruding rib (286) and a second protruding rib (287).
  • the first and second protruding ribs (286, 287) may protrude rearward from both ends of the bulkhead portion (214).
  • the first protruding rib (286) may be provided at the lower end of the bulkhead portion (214) and the second protruding rib (287) may be provided at the upper end of the bulkhead portion (214).
  • the above contact surface (288) can be formed between the first and second protruding ribs (286, 287).
  • first and second protruding ribs (286, 287) and contact surface (288) may be provided on the first to third bulkheads (214a to 214c), respectively.
  • the upper side of the first blower module (210) may include a first guide wall (250).
  • the first guide wall (250) may be provided to protrude rearward from the blower case (213) and contact the upper side of the shroud case (2300).
  • a groove to which an upper hinge (2431) is coupled may be formed in the first guide wall (250).
  • the first guide wall (250) has a configuration substantially similar to the first to third bulkheads (214a, 214b, 214c), and may be understood as a component of the bulkhead section (214). For convenience of explanation, the first guide wall (250) may be referred to as the "fourth bulkhead.”
  • a first protruding rib (286) may be provided at the lower end of the first guide wall (250).
  • An air treatment device (260) for treating air passing through the blower module may be installed in at least one of the first to third bulkheads (214a to 214c) and the first guide wall (250).
  • an air treatment device (260) may be installed in the first and second bulkheads (214a, 214b) and the second guide wall (250).
  • the above air treatment device (260) may include a sterilizing device for sterilizing air.
  • the sterilizing device may include an ultraviolet lamp that emits ultraviolet rays or an ion generator.
  • a sensor device (260) for detecting the temperature or humidity of the air may be installed in one of the first and second bulkheads provided on both sides of the blower fan (212, 222, 232).
  • the above shroud case (2300) may be provided with an installation groove (265) for accommodating the air treatment device (260).
  • the installation groove (265) may be provided at a position where the air treatment device (260) can be inserted when the blower module (2100) is closed to the shroud case (2300).
  • the above shroud case (2300) may include a protrusion (289) positioned to contact the contact surface (288) of the blower module (2100).
  • the above protrusion (289) is provided on the first to third corresponding bulkheads (215a to 215c) and the second guide wall (255), and more specifically, can protrude forward from the front surface of the first to third corresponding bulkheads (215a to 215c) and the second guide wall (255).
  • the second guide wall (255) is an upper wall of the shroud case (2300) and can be positioned to be in contact with the first guide wall (250).
  • the protrusion (289) may be positioned so as to contact the contact surface (288) between the first and second protruding ribs (286, 287).
  • a discharge part (2110) is provided on both sides of the blower module (2100), and a side discharge port (2111) is formed in the discharge part (2110).
  • the above discharge part (2110) may be placed on the side of the blower fan assembly (2000).
  • the discharge part (2110) may have side discharge ports (2111) formed on both sides to discharge air flowing by the blower module (2100) to the outside.
  • the above-mentioned blower module unit (2100) may include a blower module housing (2101) that forms the overall exterior of the blower module unit (2100).
  • the blower module housing (2101) may be formed in a frame shape with an empty interior. Components constituting the blower module unit (2100) may be mounted inside the blower module housing (2101).
  • the blower module housing (2101) may be formed in a rectangular frame shape that is long in the vertical direction.
  • the above blower module housing (2101) may include a pair of discharge parts (2110) erected on each side, and a connecting part (2120) connecting the pair of discharge parts (2110).
  • the pair of discharge parts (2110) may form both sides of the blower module housing (2101).
  • a side door assembly (2130) may be coupled to each of the pair of discharge parts (2110).
  • the pair of discharge parts (2110) may each be formed in a rectangular panel shape that is long in the vertical direction.
  • the pair of discharge parts (2110) may be arranged to be inclined toward the front.
  • the pair of discharge parts (2110) may be arranged to be inclined toward each other in a direction in which they become closer to each other toward the front in order to improve air flow performance.
  • the above discharge part (2110) may be formed with a side discharge port (2111) through which air sucked in by the blower fan (212, 222, 232) is discharged to the outside.
  • the side discharge port (2111) may be formed by cutting at least a portion of the discharge part (2110) in the vertical direction.
  • the above discharge part (2110) may be provided with a discharge grill (2112) for forming an airflow of discharged air.
  • the discharge grill (2112) may have a plurality of ribs arranged in a grid shape on the inside of the side discharge port (2111).
  • the above discharge grille (2112) may include a plurality of vertical ribs and horizontal ribs that define the side discharge port (2111).
  • the plurality of vertical ribs may be arranged to be inclined toward the front outer side.
  • the plurality of vertical ribs may be arranged to be inclined toward the side discharge port (2111) to improve air flow performance.
  • a first groove (2113) may be formed in the above discharge part (2110) in which a side door driving part (2122 of FIG. 19) that provides driving force to the side door assembly (2130) is installed.
  • the side door driving unit (2122) may be installed on the inside of the first groove (2113).
  • the side door driving unit (2122) may be connected to the side door assembly (2130) through the first groove (2113) to provide driving force for the side door assembly (2130) to move in the forward and backward direction.
  • the above first groove (2113) may be formed in multiple pieces.
  • the above multiple first grooves (2113) may be formed at the upper and lower ends of the discharge part (2110), respectively.
  • a second groove (2114) may be formed in the above discharge part (2110) in which a door support member (2123 in FIG. 19) that guides the forward and backward movement of the side door assembly (2130) is installed.
  • the door support member (2123) may be installed on the inside of the second groove (2114).
  • the door support member (2123) is connected to the side door assembly (2130) through the second groove (2114) to guide the movement of the side door assembly (2130) in the forward and backward direction and to support the side door assembly (2130).
  • the second grooves (2114) may be formed in multiple pieces to support the load of the side door assembly (2130).
  • the multiple second grooves (2114) may be spaced apart from each other along the length of the discharge part (2110).
  • the above connecting part (2120) is formed to connect the pair of discharge parts (2110) and may form the rear surface of the blower module housing (2101).
  • the connecting part (2120) may be formed in a rectangular panel shape that is long in the vertical direction.
  • the connecting part (2120) may be formed in a shape in which at least a portion thereof protrudes rearward.
  • the blower motor may be arranged in front of the connecting part (2120), and the blower fan (212, 222, 232) may be arranged in the rear of the connecting part (2120). Accordingly, a discharge path (2120a) may be formed in the space between the pair of discharge parts (2110) and the connecting part (2120) to guide air drawn in through the suction opening (2321) to the side discharge port (2111).
  • the above connecting part (2120) may include a blower case (213, 223, 233) that forms a motor support part (213a) that supports the blower motor.
  • the blower cases (213, 223, 233) may be formed in multiple pieces and arranged spaced apart from each other in the vertical direction.
  • the above connecting part (2120) may include a vane support rib (2126) that supports the side vane module (2200).
  • the vane support rib (2126) may be formed to extend forward from the front surface of the connecting part (2120).
  • the vane support rib (2126) may be extended in a vertical direction.
  • the vane support rib (2126) may be formed as a pair and may be arranged on both sides of the blower case (213, 223, 233). A portion of the vane support rib (2126) may be inserted into the inside of the side vane module (2220).
  • the above blower module housing (2101) may include an upper panel (2140) disposed on the upper side of the pair of discharge parts (2110).
  • the upper surface panel (2140) may form the upper surface appearance of the blower fan assembly (2000).
  • the upper surface panel (2140) may be detachably coupled to the upper side of the blower module unit (2100).
  • the upper surface panel (2140) may be provided to cover the open upper surface of the blower module unit (2100).
  • the upper surface panel (2140) may be formed in a square panel shape.
  • the above upper surface panel (2140) can be understood as a component of the case assembly (1000) in that it forms the upper surface appearance of the indoor unit.
  • the side door assembly (2130) described later can be understood as a component of the case assembly (1000) in that it forms the side appearance of the indoor unit.
  • the case assembly (1000) may be understood to include a plurality of separate parts to form the exterior of the indoor unit, namely, a front case (1100), a rear case (1200), a lower case (5000), an upper panel (2140), and a side door assembly (2130).
  • a front case (1100) a rear case (1200)
  • a lower case a lower case
  • an upper panel a side door assembly
  • any two or more of the plurality of parts may be formed integrally, and any of the plurality of parts may be omitted.
  • a side door assembly (2130) for opening and closing the side discharge port (2111) is installed on the discharge part (2110) located on both sides of the blower fan assembly (2000).
  • the side door assembly (2130) may be formed separately from the discharge part (2110).
  • the above side door assembly (2130) may be provided in a form that extends to a predetermined width from the top of the upper case (1100, 1200) of the cabinet assembly (1000) to the boundary of the lower case (5000).
  • the above side door assembly (2130) serves to open and close the side discharge port (2111) of the discharge part (2110) formed on both sides of the above blower fan assembly (2000).
  • the above side door assembly (2130) opens the side discharge port (2111) when the indoor unit is in operation, and closes the side discharge port (2111) when the indoor unit is not in operation.
  • the above side door assembly (2130) opens the side discharge port (2111) when the indoor unit is in operation to discharge air blown by the blower module (2100) to the outside.
  • the side door assembly (2130) closes the side outlet (2111) when the indoor unit is not operating, thereby effectively blocking the inflow of foreign substances such as fine dust, etc., which may become stuck inside or cause a malfunction, through the side outlet (2111).
  • one of the side door assemblies (2130) on both sides can open one side outlet (2111) to discharge air to the outside, while the other side door assembly (2130) can close the other side outlet (2111) to prevent air from being discharged (one-way air discharge mode).
  • one of the one-side outlet (2111) and the other-side outlet (2111) may be a left-side outlet, and the other may be a right-side outlet.
  • a side door assembly (2130) such as this includes left and right side doors (2121) that open and close the side discharge port (2111) while moving forward and backward, and a support frame (2124) in which a guide hole (2125) is formed to guide the forward and backward movement of the side door (2121).
  • the above side door assembly (2130) may include a side door driving unit (2122) that provides driving force to the side door (2121) and a door support member (2123) that supports each side door (2121) to the discharge part (2110).
  • the side door driving unit (2122) and door support member (2123) provided as ancillary parts to the side door (2121) and support frame (2124) may be referred to as a side door module.
  • the above side door assembly (2130) is supported so as to be movable from the forwardmost position that blocks the side discharge port (2111) to the rearmost position that opens the side discharge port (2111).
  • the above side door assembly (2130) may be extended to cover the entire area from the top of the upper case (1100, 1200) of the case assembly (1000) to the boundary of the lower case (5000) by a predetermined width so as to form an aesthetic sense of the indoor unit for the user and a sense of unity with the blower fan assembly (2000) and the main body rear case (1200).
  • the outer surface of the side door (2121) may be configured to have a shape that can form a sense of homogeneity with the main body front case (1100) and the base front part (5300).
  • FIG. 19 is a cross-sectional view taken along line 19-19 of FIG. 17, and FIG. 20 is a perspective view showing a side door assembly comprising a side door and a support frame according to an embodiment of the present invention.
  • the side door driving unit (2122) may include a rack gear (2122a) installed on the inner surface of a support frame (2124), a pinion gear (2122b) engaged with the rack gear (2122a), and a driving motor (2122c) that provides driving force to the pinion gear (2122b) so that the support frame (2124) can move left and right.
  • the rotational power of the pinion gear (2122b) connected to the output shaft of the driving motor (2122c) provided in the above-mentioned side door driving unit (2122) can be converted into linear reciprocating motion of the support frame (2124) on which the rack gear (2122a) is formed.
  • the above driving motor (2122c) and pinion gear (2122b) are installed in the discharge part (2110), and the rack gear (2122a) that can be gear-coupled to the pinion gear (2122b) can be formed on the inner side of the support frame (2124) of the side door assembly (2130).
  • the discharge part (2110) where the driving motor (2122c) and pinion gear (2122b) are installed may not be a part where the side discharge port (2111) is formed, but may be a part corresponding to a plate-shaped panel part (2112) located on one side of the side discharge port (2111).
  • the door support member (2123) may have one end fixed to the discharge part (2110) and the other end supported within the support frame (2124) of the side door assembly (2130) so that the side door assembly (2130) can be supported by the discharge part (2110) of the blower fan assembly (2000) to implement a stable opening and closing operation.
  • the side door assembly (2130) may be provided in a form that extends with a predetermined width from the top of the upper case (1100, 1200) of the case assembly (1000) to the boundary of the lower case (5000).
  • the side door (2121) and the support frame (2124) of the side door assembly (2130) are joined to each other as long, plate-shaped members formed in the longitudinal direction.
  • the side door assembly (2130) is formed in the form of an assembly in which the side door (2121) and the support frame (2124) are joined.
  • Fig. 21 is a perspective view showing a side vane module according to an embodiment of the present invention.
  • the side door assembly (2130) is arranged to be inclined toward the front, so as to guide air discharged to the outside of the case assembly (1000) forward. Accordingly, the air discharged through the side discharge port (2111) is changed in direction by the side vane module (2200) to form a forward-directed airflow.
  • the forward-directed airflow can be defined as an exhaust airflow having an effective exhaust angle of a predetermined angle with respect to the front.
  • the side vane module (2200) is a vane that changes the direction of the forward-directed airflow discharged through the side outlet (2111), and is disposed at the front of the blower fan assembly (2000).
  • the side vane module (2200) may include a side vane case (2210) and a side vane (2220).
  • the direction of the forward-directed airflow is changed by a plate-shaped side vane (2220) disposed adjacent to the front side of the side outlet (2111).
  • the side vane (2220) of the above side vane module (2200) is maintained in a hidden state between the front case (1100) of the main body and the blower fan assembly (2000), and may be referred to as a hidden vane.
  • the side vane (2220) does not affect the air flow discharged through the side outlet (2111), and the discharged air can be maintained as a forward-directed air flow.
  • the side vane (2220) can be moved horizontally in a direction from a hidden state to being exposed to the outside.
  • the side vane (2220) stops after completing the movement to the final deployment position.
  • the air passing through the front end has the fastest flow rate among the air discharged through the side outlet (2111)
  • the air whose direction of movement is changed when it collides with the side vane (2220) affects the direction of movement of the air discharged from the rear side. Due to this effect, the air passing through the side outlet (2111) changes its direction of movement overall, forming a lateral airflow.
  • the above-mentioned side vane (2220) moves left and right with respect to the side vane case (2210) by the vane drive unit (2215).
  • the above-mentioned side vane (2220) may be provided with one left side vane (2220) and one right side vane (2220).
  • the above vane drive unit (2215) may include a drive motor (2211) that can drive the side vane (2220) in an electric manner, a pinion gear (2212) connected to the output shaft of the drive motor (2211), and a rack gear (2214) that converts the rotational force of the pinion gear (2212) into linear reciprocating motion.
  • the driving motor (2211) and pinion gear (2212) are installed in the side vane case (2210), and a rack gear (2214) that can be gear-coupled to the pinion gear (2212) can be installed on the inner surface of the side vane (2220).
  • the above driving motor (2211) is configured to be firmly supported by a separate bracket (2213) at any position of the side vane case (2210), and the rack gear (2214) that is gear-coupled to the pinion gear (2212) may be formed integrally with the side vane (2220) or formed separately and coupled to the side vane (2220).
  • the blower fan (212, 222, 232) is configured to be able to open and close the front case (1100) of the main body and the blower module (2100) of the blower fan assembly (2000) from the case assembly (1000) for cleaning.
  • FIGS. 22 and 23 are drawings showing a hinge portion according to an embodiment of the present invention.
  • the blower module (2100) can be opened and closed in the forward and backward directions by rotating the hinge portion (2430) with respect to the shroud case (2300).
  • the above hinge portion (2430) includes an upper hinge (2431) and a lower hinge (2432).
  • the upper hinge (2431) is located on the upper side of the blower fan assembly (2000) and the shroud case (2300)
  • the lower hinge (2432) is located on the lower side of the blower fan assembly (2000) and the shroud case (2300).
  • the above main body front case (1100) and the blower module (2100) are rotatably connected to the shroud case (2300) by the upper hinge (2431) and the lower hinge (2432).
  • the above shroud case (2300) is provided with upper and lower hinge brackets (2440) on one side of which one side of the upper and lower hinges (2431, 2432) is fixed by a hinge axis (2433).
  • bracket installation grooves (2350) may be formed on the upper and lower sides to prevent the upper and lower hinge brackets (2440) from protruding outward from the shroud case (2300).
  • a rotation space is formed so that the upper and lower hinges (2431, 2432) can rotate by the hinge axis (2433).
  • the upper and lower hinge brackets (2340) above are installed at the same height in the bracket installation groove (2350) of the shroud case (2300) with the front of the rotation space and the hinge insertion surface open, and the upper and lower hinges (2431, 2432) are able to rotate in the rotation space.
  • Each upper and lower hinge (2431, 2432) is formed to be bent so that each end extends in a direction of approximately 90°.
  • An axis insertion hole (2434) is formed on one side of the upper and lower hinges (2431, 2432) to be rotatably inserted by the hinge shaft (2433).
  • a coupling member (2435) is formed on the other side of the upper and lower hinges (2431, 2432) to be coupled and fixed to the rear of the blower case (213, 223, 233) of the blower fan assembly (2000).
  • the upper and lower hinges (2431, 2432) may be formed so that when they rotate around the hinge axis (2433), a portion of the upper and lower hinges (2431, 2432) is pulled out and exposed from the rotational space of the upper and lower hinge brackets (2340) or is received in the rotational space.
  • the above main body front case (1100) and the blower module (2100) are rotatable from the shroud case (2300) by the hinge (2430).
  • the blower module (2100) of the blower fan assembly (2000) is opened in a hinged manner with the hinge (2430) connecting the blower module (2100) and the shroud case (2300) as the center.
  • blower case (213, 223, 233) and blower fan (212, 222, 232) of the above blower module part (2100) are opened to the outside, and at the same time, the front of the shroud case (2300) facing the above blower module part (2100) can be opened to the outside.
  • the user can clean foreign substances such as dust collected in the separated blower module (2100) and shroud case (2300).
  • Fig. 24 is an exploded perspective view of the lower part of the blower module of Fig. 18, and Fig. 25 is a partial front view showing the structure of the locking member of the indoor unit.
  • a locking member mounting portion (270) may be formed on the blower module portion (2100) to which a locking member (280) for coupling with the base front portion (5300) is mounted.
  • the base front portion (5300) may be called a “cover” or “panel assembly.”
  • the above locking member mounting portion (270) may be formed at the bottom of the blower module housing (2101). The above locking member mounting portion (270) may protrude downward from the bottom of the blower module housing (2101).
  • the locking member mounting portion (270) may provide a space for accommodating the locking member (280) and may provide a structure for the operation of the locking member (280).
  • the locking member (280) and the locking member mounting portion (270) may be at least partially shielded by the main body front case (1100).
  • the locking member mounting portion (270) is formed to have an open front, and the locking member (280) can be accommodated therein.
  • the locking member mounting portion (270) may include mounting portion side surfaces (271) on both left and right sides, a mounting portion rear surface (274) forming a rear surface, and a mounting portion lower surface (273) forming a lower surface.
  • a space in which the locking member (280) is accommodated can be formed by the mounting portion side surfaces (271), the mounting portion rear surface (274), and the mounting portion lower surface (273).
  • the side surface (271) of the above-mentioned mounting portion may be in contact with both left and right sides of the locking member (280).
  • the side surface (271) of the above-mentioned mounting portion may extend from the upper end of the locking member mounting portion (270) to the lower surface (273) of the mounting portion.
  • a restraining groove (2711) may be formed in the side surface (271) of the above-mentioned mounting portion.
  • the restraining groove (2711) may be coupled with restraining projections (2831) formed on both left and right sides of the locking member (280) to maintain the locking member (280) in a raised or lowered state.
  • the above-mentioned restraint grooves (2711) may be formed in pairs on the side surface (271) of the mounting portion, and may be formed spaced apart from each other in the vertical direction.
  • the above-mentioned restraint grooves (2711) may include an upper restraint groove (2711) and a lower restraint groove (2711) which are formed at positions corresponding to the restraint protrusions (2831), respectively, in a restraint release state in which the locking member (280) is raised to a first position, and in a restraint state in which the locking member (280) is lowered to a second position.
  • the rear surface (274) of the mounting portion can support the rear surface of the locking member (280) from the rear.
  • a rear opening (2741) can be formed in the center of the rear surface (274) of the mounting portion.
  • the rear opening (2741) can be formed to allow the handle (2811) of the locking member (280) to pass through.
  • the rear opening can be opened in a vertical direction so that the handle (2811) can move up and down while passing through the rear surface.
  • the lower surface (273) of the mounting portion may protrude forward from the lower end of the rear surface (274) of the mounting portion.
  • the lower surface (273) of the mounting portion may form the lower end of the locking member mounting portion (270).
  • a lower surface opening (2732) may be formed on the lower surface (273) of the mounting portion through which the side portion (282) of the locking member (280) passes.
  • the lower surface opening (2732) may correspond to the cross-sectional size of the side portion (282).
  • the lower surface openings (2732) may be spaced apart from each other on the lower surface (273) of the mounting portion, and a pair may be provided.
  • An upwardly protruding locking member support portion (2731) may be further formed on the lower surface (273) of the mounting portion.
  • the locking member support portion (2731) may protrude upwardly between the lower surface openings (2732) of the pair. It may extend from the lower end of the rear surface (274) of the mounting portion to the rear surface opening (2741).
  • the above locking member support portion (2731) can protrude forward to a predetermined height, and when the locking member (280) is raised, it is spaced apart from the locking member (280), and when the locking member (280) is lowered and in a restrained state, it can come into contact with the locking member (280).
  • the locking member support portion (2731) can limit the downward movement of the locking member (280) by coming into contact with the lower surface of the connecting portion (281) when the locking member (280) moves downward.
  • a guide portion (272) for guiding the up-and-down movement of the locking member (280) may be formed on one side spaced apart from the side surface (271) of the mounting portion.
  • the guide portion (272) is formed on both left and right sides, and may protrude forward from the rear surface (274) of the mounting portion.
  • the guide portion (272) is formed so as to be inserted into the guide groove (284) of the locking member (280).
  • the guide portion (272) may be formed so as to contact the inner surface of the guide groove (284) when inserted into the guide groove (284) so as to guide smooth up-and-down movement.
  • the guide portion (272) may extend in the up-and-down direction, but may be formed to be shorter than the length of the guide groove (284).
  • a screw hole (2722) into which a guide screw (285) is fastened may be formed on the front surface of the guide portion (272).
  • the guide screw (285) may be fastened to the screw hole (2722) while the locking member (280) is mounted on the locking member mounting portion (270).
  • the head of the guide screw (285) is formed to have a diameter larger than the width of the guide groove (284) so as to maintain the locking member (280) mounted on the locking member mounting portion (270).
  • the screw holes (2722) may be spaced apart from each other in the vertical direction.
  • the above locking member (280) is movably mounted on the locking member mounting portion (270) and can be selectively coupled and restrained with the panel assembly (5300).
  • the above locking member (280) may include a pair of side parts (282) arranged on both left and right sides and a connecting part (281) connecting the upper ends of the side parts (282) on both sides. That is, the side parts (282) may extend downward to both left and right ends of the connecting part (281) forming the upper part of the locking member (280).
  • a border portion (283) having a predetermined height may be formed along the perimeter of the locking member (280).
  • the border portion (283) may be further formed along the perimeter of the guide groove (284).
  • the border portion (283) may be in contact with the mounting portion side surface (271), the locking member support portion (2731), and the guide portion (272), and enables stable movement of the locking member (280).
  • a restraining protrusion (2831) may protrude from the outer surface of the side portion (282).
  • the restraining protrusion (2831) may be formed in a shape that can be inserted into the restraining groove (2811).
  • a cut portion (2832) may be formed in a portion of the edge portion (283) adjacent to the restraining protrusion (2831).
  • a part of the edge portion (283) where the restraining protrusion (2831) is formed can be elastically deformed.
  • the restraining protrusion (2831) comes into contact with the side surface (271) of the mounting portion when the locking member (280) moves, and a part of the edge portion (283) is elastically deformed.
  • the locking member (280) is positioned at the set positions in the upper and lower directions, the restraining protrusion (2831) is inserted into the inner side of the restraining groove (2711) by the elastic force of the cut portion of the edge portion (283).
  • the side portion (282) may be formed with the guide groove (284).
  • the guide groove (284) may be extended in a vertical direction and may be formed so that the guide portion (272) is accommodated therein.
  • the guide groove (284) may extend from the top to the bottom of the side portion (282) and may be formed longer than the vertical length of the guide portion (272).
  • the inner surface of the guide groove (284) may be formed by the edge portion (283).
  • the edge portion (283) may be in surface contact with the guide portion (272) and may enable a stable movement operation without flowing or eccentricity when the locking member (280) moves up and down.
  • the vertical extension length of the side portion (282) may be formed shorter than the length of the side surface (271) of the mounting portion. Therefore, as illustrated in FIG. 25, in the release state in which the locking member (280) has moved upward, the lower end of the side portion (282) is positioned higher than the lower surface (273) of the mounting portion and is not exposed through the lower surface opening (2732). In addition, in the release state in which the locking member (280) has moved downward, the lower end of the side portion (282) protrudes downward by passing through the lower surface opening (2732) and can be combined with the panel assembly (5300).
  • Fig. 26 is a partial perspective view of the panel assembly separated from the lower case of the indoor unit.
  • the lower part of the indoor unit (1) may be formed by the lower case (5000).
  • the lower case (5000) may form a machine room (5102) with an open front.
  • electrical components such as a control box (5170) may be placed inside the machine room (5102).
  • the lower case (5000) may include a lower case body (5100) forming the machine room (5102) and a panel assembly (5300) shielding the open front of the lower case body (5100).
  • the panel assembly (5300) may form the front exterior of the lower case (5000) when coupled with the lower case body (5100).
  • the panel assembly (5300) may form a portion of the front and left and right sides of the lower case (5000).
  • the lower case (5000) may include a base rear portion (5400) provided at the rear of the lower case body (5100) to form the rear exterior of the lower case (5000).
  • the base rear portion (5400) may form the rear portion and a portion of the rear portion among the left and right sides of the lower case (5000).
  • a case side (5220) extending forward may be formed on both left and right sides of the lower case body (5100).
  • the case side (5220) may protrude forward and form both left and right sides of the machine room (5102).
  • the case side (5220) may be shielded by coupling with the panel assembly (5300).
  • a side protrusion (5221) and a side coupling portion (5222) may be formed at the front end of the case side (5220).
  • the side protrusion (5221) and the side coupling portion (5222) may be coupled to the panel support portion (534) of the panel assembly (5300). That is, the front end of the case side (5220) may be formed in a stepped shape corresponding to the panel support portion (534), and may be coupled to each other when the panel assembly (5300) is mounted.
  • a magnet (5223) may be placed at the bottom of the side protrusion (5221).
  • a plurality of magnets (5223) may be placed spaced apart from each other.
  • the magnets (5223) may be coupled to a lower attachment portion (5342) disposed on the panel (531) by magnetic force.
  • the lower end of the panel assembly (5300) may be fixed by the coupling of the magnets (5223) and the lower attachment portion (5342).
  • the side coupling portion (5222) may extend from the top to the bottom of the case side (5220).
  • the side coupling portion (5222) may be formed by being recessed on the outer side of the front end of the case side. Accordingly, the case side (5220) may prevent deformation of the left and right sides of the panel assembly (5300) when the panel assembly (5300) is mounted, and may maintain a stable mounting state.
  • the lower case (5000) may include a base (5200) that forms the bottom surface of the lower case (5000) and the indoor unit (1).
  • the base (5200) may form the lower surface of the machine room (5102) and may protrude forward to come into contact with the lower end of the panel assembly (5300).
  • a panel joint (290) may be formed on the upper portion of the lower case (5000).
  • the panel joint (290) may fix the upper portion of the panel assembly (5300).
  • the panel joint (290) may protrude from the lower portion of the front case (1100).
  • the panel joint (290) may also be formed on the lower portion of the blower module (2100).
  • the panel joint (290) may be provided on the front portion of the horizontal base (3110).
  • a magnet (291) may be placed on the panel joint (290).
  • a plurality of magnets (291) may be placed spaced apart from each other.
  • the magnet (291) may be coupled to an upper attachment portion (5322) placed on the panel (531) by magnetic force.
  • the upper end of the panel assembly (5300) may be fixed by the coupling of the magnet (291) and the upper attachment portion (5322).
  • Fig. 27 is a rear perspective view of the panel assembly
  • Fig. 28 is an exploded perspective view of the panel assembly
  • Fig. 29 is a perspective view showing the supporter of the panel assembly in a rotated state
  • Fig. 30 is a cross-sectional view taken along line 30-30 of Fig. 29.
  • the panel assembly (5300) may include a panel (531) forming the front exterior of the lower portion of the indoor unit (1), a fixing member (535) coupled with the locking member (280) to fix the panel (531), and a support member (536) selectively supported on the ground.
  • the above panel (531) may be formed of a material corresponding to the front case (1100) of the main body.
  • the panel (531) may be formed of various materials such as a plastic material or a glass material.
  • the panel (531) may include a front portion (532) forming the front of the lower case (5000) and side portions (533) forming part of the left and right sides of the lower case (5000).
  • the front portion (532) and the side portions (533) may have the same height and may form the front appearance of the lower case (5000).
  • the lower end of the panel (531) may be spaced apart from the ground.
  • the lower end of the panel (531) may extend between the ground and the upper surface of the base (5200).
  • the left-right width of the front portion (532) may correspond to the left-right width of the main body front case (1100).
  • the left-right width of the side portion (533) may correspond to the left-right width of the side door assembly (2130). Therefore, when the panel assembly (5300) is mounted, the panel assembly (5300) may have a sense of unity with the main body front case (1100) and the side door assembly (2130) that form the front surface of the upper portion of the indoor unit (1).
  • a panel fixing portion (5321) may be formed on the rear side of the panel assembly (5300).
  • the panel fixing portion (5321) may protrude rearward along the upper end of the front portion (532) and may be formed in a shape like a hook.
  • the panel fixing portion (5321) may be inserted into a joining portion groove (292) formed in the panel joining portion (290) to enable primary joining.
  • An upper attachment part (5322) may be provided on the upper rear surface of the panel assembly (5300).
  • the upper attachment part (5322) may be formed of a metal material that is attached to the magnet (291) and may be mounted on the upper side of the front part (532).
  • the upper attachment part (5322) may be positioned between the panel fixing part (5321) and the fixing member (535).
  • a pair of the upper attachment parts (5322) may be spaced apart on the left and right sides.
  • the upper attachment portion (5322) may be formed at a position corresponding to the magnet (291) of the panel coupling portion (290). Therefore, when the panel assembly (5300) is mounted, the upper attachment portion (5322) may be attached to the magnet (291) of the panel coupling portion (290) to enable secondary coupling.
  • the panel assembly (5300) may include a panel support member (534).
  • the panel support member (534) may be provided at both left and right corners of the rear surface of the panel assembly (5300).
  • a plurality of the panel support members (534) may be spaced apart from each other in the vertical direction.
  • the front end of the panel support member (534) may be in contact with the front portion (532) and the side end may be in contact with the side portion (533). Accordingly, deformation of the panel (531) may be prevented and the shape of the panel (531) may be maintained.
  • the panel support member (534) protrudes vertically from the rear surface of the panel assembly (5300) and can be coupled and supported by an end portion of the case side (5220).
  • the protruding front end of the panel support member (534) is inserted into the side coupling member (5222), and a support groove (5341) recessed in the front end of the panel support member (534) can be coupled with the side protrusion member (5221). That is, the panel support member (534) can guide the panel assembly (5300) to be mounted at an accurate position by coupling with the case side (5220).
  • the above panel support member (534) may be provided with a lower attachment member (5342).
  • the lower attachment member (5342) may be provided on a pair of panel support members (534) located at the lowest position on either side among the plurality of panel support members (534).
  • the lower attachment portion (5342) may be formed of a metal material that is attached to the magnet (5223), and may be formed at a position corresponding to the magnet (5223) of the case side (5220). Therefore, when the panel assembly (5300) is mounted, the lower attachment portion (5342) may be coupled with the magnet (5223) of the case side (5220), thereby enabling secondary coupling of the panel assembly (5300).
  • the panel assembly (5300) can be mounted on the lower case body (5100) by having the upper attachment portion (5322) and the lower attachment portion (5342) attached by a magnet (5223) and the panel fixing portion (2321) inserted into the coupling portion groove (292).
  • the panel assembly (5300) can be simply detached and mounted without a separate tool in a situation where the machine room (5102) requires service or for storage in the internal space of the lower case body (5100).
  • a fixing member (535) may be provided on the upper portion of the panel assembly (5300).
  • the fixing member (535) may be coupled with the locking member (280).
  • the panel assembly (5300) may be integrally fixed with the blower fan assembly (2000), i.e., the blower module unit (2100).
  • the above-mentioned fixing member (535) can be fixedly mounted on the rear of the panel (531) and can be positioned below the locking member (280).
  • the above-mentioned fixing member (535) can be positioned between the panel support members (534) positioned on both sides.
  • a fixing hole (5351) may be formed in the above fixing member (535).
  • the fixing hole (5351) may be formed at a lower portion corresponding to the side portion (282) of the locking member (280).
  • the fixing hole (5351) may be formed in a shape corresponding to the cross-sectional shape of the side portion (282) so that the side portion (282) may be inserted therein.
  • the fixing hole (5351) may be aligned and arranged at a position facing the lower opening (2732).
  • a fixing member connecting portion (5352) may be formed on both left and right sides of the fixing member (535).
  • the fixing member connecting portion (5352) extends in both left and right directions and may be connected to the panel support portion (534) by a screw (5353). In a state where the fixing member (535) is connected to the panel support portion (534), the fixing member (535) may connect between the panel support portions (534).
  • the fixing member (535) may connect between the panel support portions (534) that are positioned most upward among the plurality of panel support portions (534).
  • the fixing member (535) may be formed integrally with the panel assembly (5300).
  • the fixing member (535) may be formed integrally with the panel support member (534) by extending one side of the panel support member (534).
  • the above panel assembly (5300) may include a support member (536).
  • the support member (536) is rotatably mounted to the panel assembly (5300) and may be selectively protruded downward from the panel assembly (5300) by rotation.
  • the above support member (536) is positioned in the inner region of the panel assembly (5300) so that it does not protrude downward from the panel assembly (5300) when the blower module unit (2100) is closed.
  • the support member (536) can be rotated to protrude downward from the panel assembly (5300) and come into contact with the ground.
  • the support member (536) may include a support member body (5360), a pad (537), and a coupling bracket (538).
  • the above support member body (5360) forms the overall shape of the support member (536), and may include an extension portion (5361) extending in the vertical direction, and a support portion (5362) extending from an end of the extension portion (5361) in a direction intersecting the extension portion (5361).
  • the above extension (5361) may be positioned between the panel support members (534) on both sides.
  • the extension (5361) may extend to the lower end of the panel (531).
  • a rotation axis (5364) protruding laterally may be formed on both left and right sides of the extension (5361).
  • the rotation axis (5364) may be installed by penetrating the panel support member (534) and may be rotatably installed on the coupling bracket (538). Accordingly, the support member body (5360) may rotate around the rotation axis (5364).
  • the above-described coupling bracket (538) is provided on both sides of the support member (536) and can be coupled to the panel support member (534).
  • the panel bracket (538) can be inserted and mounted into the panel support member (534), and when the coupling bracket (538) is mounted on the panel support member (534), the coupling bracket (538) can form a part of the exterior of the panel support member (534).
  • a rotation shaft hole (5381) into which the rotation shaft (5364) is inserted is formed on the side of the above-mentioned coupling bracket (538), and the rotation shaft (5364) can be mounted by passing through the rotation shaft hole (5381).
  • a screw hole (5382) into which a screw (5383) is fastened can be further formed on the lower surface of the above-mentioned coupling bracket (538).
  • the above-mentioned coupling bracket (538) can be coupled to the above-mentioned panel support member (534) by the above-mentioned screw (5383).
  • a plurality of reinforcing ribs (5365) in a grid shape may be formed on the rear surface of the extension portion (5361).
  • the strength of the support member (536) is reinforced by the reinforcing ribs (5365), and the panel assembly (5300) can stably support the blower module portion (2100).
  • a support protrusion (5366) may be formed on the front of the extension portion (5361).
  • the support protrusion (5366) may support the panel (531) from the rear when the support member (536) is rotated.
  • a plurality of the support protrusions (5366) may be spaced apart from each other in the vertical direction.
  • the above support member (5362) can extend forward from the lower end of the extension member (5361).
  • the support member (5362) can extend perpendicularly to the extension member (5361).
  • the support member (5362) can protrude forward past the lower end of the panel (531).
  • a pad mounting portion (5363) may be formed on the lower surface of the support portion (5362).
  • the pad mounting portion (5363) may be formed entirely on the support portion (5362) and may be formed to open downward from the support portion (5362). Accordingly, the pad (537) may be accommodated in the support portion (5362). At this time, the recessed depth of the pad mounting portion (5363) may be formed to be smaller than the thickness of the pad (537). Accordingly, the pad (537) may protrude downward from the support portion (5362) and come into contact with the ground while being mounted on the pad mounting portion (5363).
  • the above pad (537) may be formed in a rectangular shape corresponding to the pad mounting portion (5363) and may be formed in a plate shape having a predetermined thickness.
  • the pad (537) may be formed of a compressible material, and when the support portion (5362) comes into contact with the ground, it is compressed to support the panel assembly (5300) more stably and prevent slipping.
  • the pad (537) may be formed of rubber, silicone, a compressible foam material, or the like.
  • the support member (5362) may further be formed with a support member protrusion (5367) that is bound to the lower end of the panel (531).
  • the support member protrusion (5367) may protrude upward from the upper surface of the support member (5362) and may protrude forward from the front surface of the extension member (5361) by the thickness of the panel (531).
  • the above support protrusion (5367) can be formed so that the lower end of the panel (531) is caught and restrained when the support member (536) is rotated, as illustrated in FIG. 30. Accordingly, when the panel assembly (5300) is in a state where the support member (536) is rotated to support the blower module unit (2100), the panel (531) and the support protrusion (5367) are caught and restrained with each other, and the support member (536) can maintain the rotated state.
  • the panel assembly (5300) When the panel assembly (5300) is mounted on the lower case (5200), the panel assembly (5300) is maintained in a state where the panel fixing part (5321) is inserted into the coupling part groove (292), and the upper attachment part (5322) and the lower attachment part (5342) are attached to the panel coupling part (290) and the magnets (291, 5223) provided on the lower case (5200), respectively.
  • the lower end of the panel assembly (5300) when the panel assembly (5300) is mounted on the lower case (5200), the lower end of the panel assembly (5300), that is, the lower end of the panel (531), may be positioned at a position spaced upward from the ground. At this time, the height (H2) from the ground to the lower end of the panel (531) may be formed to be lower than the height (H1) from the ground to the base (5200).
  • the support member (536) may be rotated so that the lower surface of the support portion (5362) faces upwards around the rotation axis (5364). That is, the extension portion (5361) may be in close contact with the rear surface of the panel (531), and the support portion (5362) may be positioned higher than the rotation axis (5364). At this time, since the pad (537) is not compressed, it may maintain a state in which it protrudes from the lower surface of the support portion (5362) by a set height (H4).
  • the panel assembly (5300) In order to support the blower fan assembly (2000) using the panel assembly (5300), the panel assembly (5300) can be separated from the lower case (5200). The panel assembly (5300) can be separated from the lower case (5200) without a separate tool.
  • the locking member (280) and the fixing member (535) are combined to fix the upper end of the panel assembly (5300) to the blower fan assembly (2000), thereby supporting the blower fan assembly (2000) from below.
  • the lower end of the panel assembly (5300) is spaced from the ground, so that the user rotates the support member (536).
  • the support member (536) rotates to come into contact with the ground, so that the panel assembly (5300) can be supported on the ground, and ultimately, the blower fan assembly (2000) can be in a stable support state.
  • the support member (536) can be rotated based on the rotation axis (5364), and the support portion (5362) can be positioned lower than the rotation axis (5364) and come into contact with the ground.
  • the fixing protrusion (5367) of the extension portion (5361) can come into contact with the rear surface of the panel (531) to support the panel from the rear.
  • the support portion (5362) As the support member (536) moves downward, the space between the lower end of the panel (531) and the ground can be filled by the support portion (5362).
  • the height (H2) from the ground to the lower end of the panel (531) becomes lower than the height (H1) from the ground to the base (5200), and the support portion (5362) fills the gap between the ground and the lower end of the panel (531). Therefore, the height from the ground to the support portion (5362) can be the same as the height (H2) from the ground to the lower end of the panel (531).
  • the pad (537) mounted on the support member (5362) may be compressed when the support member (5362) comes into contact with the ground. There may be an error in the distance between the lower end of the panel (531) and the ground due to various surrounding environments such as the condition of the ground and the inclination of the indoor unit (1). At this time, the pad (537) may be compressed to fill the space between the lower surface of the support member (5362) and the ground. Accordingly, the pad (537) may maintain a state in which it protrudes from the lower surface of the support member (5362) by a set height (H3). At this time, the protrusion height (H3) of the pad (537) in (b) of FIG. 30 may be lower than the protrusion height (H4) of the pad (537) in (a) of FIG. 30.
  • Figure 31 is a cross-sectional view taken along line 31-31 of Figure 1.
  • the panel assembly (5300) can be mounted on the panel joint (290).
  • the panel fixing part (5321) formed on the upper end of the panel assembly (5300) can be inserted into the joint groove (292) of the panel joint (290).
  • the mounting position of the panel assembly (5300) can be guided.
  • the lower surface (2921) of the joint groove (292) is formed in a plane shape corresponding to the panel fixing part (5321) and can support the panel fixing part (5321) from below.
  • the upper attachment portion (5322) of the panel assembly (5300) can be magnetically attached to the magnet (291) provided in the panel coupling portion (290).
  • an attachment protrusion (5323) protruding rearward can be formed on the rear surface of the panel.
  • the panel joint portion (290) may be provided with a sunken attachment receiving groove (2901) to receive the upper attachment portion (5322).
  • the attachment receiving groove (2901) may be provided with a sunken magnet groove (2902) to insert the magnet (291).
  • the magnet groove (2902) may be sunken into a shape corresponding to the magnet (291). Therefore, when the panel assembly (5300) is completely mounted, the upper attachment portion (5322) and the magnet (291) may be brought into close contact with each other.
  • the lower attachment part (5342) can be attached to the magnet (5223) of the case side (5220).
  • the panel support part (534) can be supported by being coupled to the case side (5220).
  • the panel assembly (5300) may be in a state where, when the blower module part (2100) is open, the blower fan assembly (2000) is rotated and only the upper attachment part (5322) is attached to the magnet (291) of the panel coupling part (290).
  • the locking member (280) is coupled to the fixing member (535), so that the panel assembly (5300) and the blower fan assembly (2000) can maintain a firmly coupled state. Therefore, the blower module part (2100) can be supported from below when the blower module part (2100) is open.
  • Fig. 32 is a partial perspective view showing the locking member moved upward while the panel assembly is coupled to the blower fan assembly
  • Fig. 33 is a 33-33 cutaway perspective view of Fig. 32.
  • the panel assembly (5300) may be simply fixed to the lower end of the blower module unit (2100). At this time, the panel assembly (5300) may be coupled to the blower module unit (2100) by the upper attachment unit (5322) and the panel fixing unit (5321).
  • the above locking member (280) may be positioned at the uppermost position.
  • the handle (2811) is positioned at the upper end of the rear opening (2741), and the lower end of the side portion (282) may be positioned higher than the lower opening (2732).
  • the guide portion (272) may be in contact with the lower end of the guide groove (284).
  • the locking member (280) does not restrain the panel assembly (5300) while not being coupled with the fixing member (535). Accordingly, the user can pull the panel assembly (5300) forward to detach it from the blower fan assembly (2000).
  • the locking member (280) can be manipulated to allow the panel assembly (5300) and the blower fan assembly (2000) to be coupled.
  • the user can operate the handle (2811) downward, and the locking member (280) can be moved downward and combined with the fixing member (535).
  • the locking member (280) and the fixing member (535) By combining the locking member (280) and the fixing member (535), the panel assembly (5300) is firmly combined with the blower fan assembly (2000), and the blower module unit (2100) can be stably supported from below.
  • the support member (536) is rotated so that the support unit (5362) and the pad (537) come into contact with the ground.
  • Fig. 34 is a partial perspective view showing the locking member in a downward movement state in Fig. 32
  • Fig. 35 is a 35-35 cutaway perspective view of Fig. 34.
  • the locking member (280) can be moved downward to the maximum extent when the handle (2811) is moved to the lower end of the rear opening (2741).
  • the connecting portion (281) of the locking member (280) can come into contact with the locking member support portion (2731).
  • the guide portion (272) moves upward along the guide groove (284), and the guide portion (272) can move to the upper end of the guide groove (284).
  • the side portion (282) can be inserted into the fixing hole (5351) of the fixing member (535) by penetrating the lower opening (2732).
  • the lower end of the side portion (282) can protrude downward by penetrating the fixing hole (5351).
  • the fixing hole (5351) has an extension surface (5351a) that extends downward along the circumference of the fixing hole (5351) and can provide a surface that comes into contact with the side portion (282). Accordingly, the mounting member (280) and the fixing member (535) can be combined in a more solid and stable structure.
  • the panel assembly (5300) can be firmly coupled to the lower end of the blower module (2100).
  • a pair of side parts (282) are each inserted into a pair of fixing holes (5351), so that the panel assembly (5300) can maintain a firmly coupled state without rotating or moving.
  • the panel assembly (5300) can be maintained in a stable bonding and support state without being separated.
  • Figure 36 is a drawing sequentially showing the support work of the blower fan assembly using the above panel assembly.
  • the indoor unit (1) maintains the blower fan assembly (2000) in a closed state during use. With the blower fan assembly (2000) in a closed state, the air exchanged through the operation of the indoor unit (1) can be blown into the indoor space.
  • the panel assembly (5300) also maintains the state of being assembled to the lower case (5000) and forms the exterior of the indoor unit (1).
  • blower fan assembly (2000) When internal cleaning of the blower fan assembly (2000) is required due to continuous use of the indoor unit (1) or maintenance of the configuration of the blower fan assembly (2000) is required, the blower fan assembly (2000) can be opened.
  • the panel assembly (5300) can be separated from the lower case (5000), as shown in (b) of FIG. 36.
  • the panel assembly (5300) can be separated from the lower case (5000) by pulling it forward without a separate tool.
  • the machine room (5102) When the panel assembly (5300) is separated, the machine room (5102) can be exposed. Therefore, maintenance of the interior of the machine room (5102) can also be performed. In addition, when the interior of the machine room (5102) is configured as a storage space, the panel assembly (5300) can be separated and stored in the storage space.
  • the support member (536) of the panel assembly (5300) can be rotated so that the support portion (5362) and the pad (537) face the ground. At this time, the support member (536) can be completely rotated so that the panel (531) is restrained by the panel panel fixing protrusion (5367).
  • the blower fan assembly (2000) can be opened by rotating it.
  • the restraint device (1290) provided on the upper part of the rear case (1200) of the main body can be operated.
  • the restraint of the blower fan assembly (2000) is released by operating the restraint device (1290), the user rotates the blower fan assembly (2000).
  • the above blower fan assembly (2000) can rotate about the upper hinge (2431) and the lower hinge (2432) as an axis, and rotates based on the front case (1100) of the main body. At this time, the blower fan assembly (2000) can be opened by rotation to expose the blower module (2100) and the shroud case (2300).
  • the indoor unit (1) may become somewhat unstable, with its center of gravity shifted forward. Therefore, as illustrated in (d) of FIG. 36, the user supports the blower fan assembly (2000) by attaching the panel assembly (5300) to the lower portion of the blower fan assembly (2000). That is, the panel assembly (5300) supports the blower module unit (2100) from below.
  • the magnet (291) of the panel coupling portion (290) is attached to the upper attachment portion (5322), and the panel fixing portion (5321) can be inserted into and coupled to the coupling portion groove (292).
  • the panel assembly (5300) is temporarily fixed to the blower fan assembly (2000), and the lower opening (2732) and the fixing hole (5351) can be aligned with each other.
  • the user can move the locking member (280) downward so that the locking member (280) is coupled to the fixing member (535).
  • the panel assembly (5300) may be firmly connected to the lower end of the blower fan assembly (2000) in an open state, and the support portion (5362) and pad (537) of the support member (536) may be in contact with the ground. Accordingly, the panel assembly (5300) may be in a state of stably contacting the ground without being separated or displaced. In addition, the panel assembly (5300) may maintain a stable support state so that the indoor unit (1) does not shake excessively during cleaning or maintenance work on the blower module unit (2100) and the shroud case (2300).
  • the locking member (280) can be moved upward again, and the panel assembly (5300) can be separated from the blower fan assembly (2000).
  • the support member (536) can be rotated so that the support portion (5362) faces rearward.
  • blower fan assembly (2000) can be rotated to make contact with the front surface of the rear case (1200) of the main body, and the blower fan assembly (2000) can be maintained in a closed state by the restraint device (1290).
  • the panel assembly (5300) can be mounted on the lower case (5000) to form a state as shown in (a) of FIG. 36.
  • the embodiments of the present invention may have various other embodiments in addition to the aforementioned embodiments.
  • Other embodiments of the present invention may have the same configuration as the aforementioned embodiments, with differences only in the structure of the locking member and the joint structure between the locking member and the panel assembly. Therefore, the same configurations as the aforementioned embodiments will be described using the same drawing reference numerals, and detailed descriptions or illustrations thereof may be omitted.
  • Fig. 37 is a partial perspective view of the blower fan assembly of the indoor unit of the air conditioner according to the second embodiment of the present invention, viewed from below, and Fig. 38 is a partial perspective view showing the locking member of the indoor unit in a rotated state.
  • Fig. 39 is a partial perspective view showing the panel assembly mounted in an open state of the blower fan assembly, and Fig. 40 is a 40-40 cutaway perspective view of Fig. 39.
  • an indoor unit (1) may include a blower fan assembly (2000).
  • the blower fan assembly (2000) may include a blower module unit (2100) equipped with a blower module (230) including a blower fan and a motor.
  • blower modules (230) may be configured in multiple units and may be arranged in a vertically continuous manner.
  • the blower module unit (2100) may include a first blower module (210), a second blower module (220), and a third blower module (230) arranged in a vertically continuous manner.
  • the above-mentioned blower module unit (2100) may be formed by a blower module housing (2101), and side discharge ports (2111) may be formed on both left and right sides of the blower module housing (2101) through which air is discharged by the operation of the blower fan.
  • a discharge grill (2112) may be formed in the side discharge port.
  • the blower module unit (2100) may be provided with a side door assembly (2130) to open and close the side discharge port (2111).
  • the upper and lower ends of the blower module (2100) may be provided with an upper hinge (2431) and a lower hinge (2432) that are rotatably coupled to the main body rear case (1200). Accordingly, the blower fan assembly (2000) can be rotated relative to the main body rear case (1200). In addition, when the blower fan assembly (2000) is opened by rotation, the blower module (2100) and the shroud case (2300) can be exposed.
  • a connecting device mounting portion (293) having a connecting device (294) coupled to the panel assembly (5300) may be formed at the bottom of the blower module portion (2100).
  • the connecting device mounting portion (293) may constitute the lower portion of the blower fan assembly (2000).
  • the above-mentioned connecting device mounting portion (293) may be formed with a sunken connecting device receiving portion (2930).
  • the connecting device receiving portion (2930) may have a size and shape corresponding to the connecting device (294).
  • the rear end of the connecting device mounting portion (293) may include a downwardly extending mounting portion rear surface (274).
  • a restraining groove (2932) may be formed on the mounting portion rear surface (274) to be engaged with the restraining protrusion (2944) when the connecting device (294) is folded.
  • the above-described connecting device (294) may be configured to be rotatably mounted on the connecting device mounting portion (293) and to be folded or unfolded from the connecting device mounting portion (293). In addition, when the connecting device (294) is unfolded, a portion thereof may protrude downward from the blower fan assembly (2000) and be coupled to the upper end of the panel assembly (5300).
  • the above-described connecting device (293) may be referred to as a locking member to correspond to the locking member in the first embodiment.
  • the connecting device (294) may include a connecting device body (2941).
  • the connecting device body (2941) may be formed to have a length that can protrude downwards more than the lower end of the blower fan assembly (2000) when rotated.
  • a rotating member (2946) may be provided on both left and right sides of the above-mentioned connecting device body (2941).
  • the rotating member (2946) is axially coupled with the connecting device body (2941), and the connecting device (294) may be rotatably mounted.
  • the rotating member (2946) may be fixedly mounted to the connecting device receiving portion (2930).
  • a body handle (2945) that a user can operate to rotate the connecting device (294) may protrude from the center of the lower portion of the connecting device body (2941).
  • the body handle (2945) may protrude so that the user can operate the connecting device (294) while it is accommodated in the connecting device receiving portion (2930).
  • the lower left and right sides of the above connecting device body (2941) may include a body connecting portion (2942) that is connected to the panel assembly (5300).
  • the body connecting portion (2942) may be formed on each of the lower left and right sides of the connecting device body (2941).
  • the body connecting portion (2942) may protrude downward from the lower surface of the connecting device body (2941).
  • the above body joining portion (2942) may include a body groove (2948) that is opened forwardly and a body protrusion (2947) at the bottom of the body groove (2948).
  • the body groove (2948) may be opened forwardly, and the body protrusion (2947) may protrude forwardly.
  • the body groove (2948) and the body protrusion (2947) may be formed in a corresponding shape so as to be coupled with the panel protrusion (5344) and the panel groove (5343) of the panel assembly (5300).
  • the above panel assembly (5300) may include a plate-shaped panel (531) forming the exterior of the panel assembly (5300).
  • the panel (531) may include a panel front portion (532) forming the front, and a panel side portion (533) extending rearward from both left and right sides of the panel front portion (532).
  • the above panel assembly (5300) may include the panel support member (534).
  • the panel support member (534) may be positioned at the corners of the panel front portion (532) and the panel side portion (533).
  • the panel support members (534) may be positioned on both left and right sides, and a plurality of panel support members (534) may be positioned spaced apart from each other in the vertical direction.
  • the panel support members (534) may be coupled to and supported by the case side (5220) of the lower case (5000).
  • a lower attachment portion (5342) may be formed at the rear end of the panel support portion (534) positioned at the lowest position among the plurality of panel support portions (534).
  • the lower attachment portion (5342) is formed of a metal material, and may be magnetically attached to a magnet (5223) provided on the case side (5220) when the panel assembly (5300) is mounted.
  • an upper attachment portion (5322) may be formed on the front surface (532) of the panel.
  • a panel protrusion (5344) and a panel groove (5343) may be formed at the rear end of the panel support member (534) positioned most upward among the plurality of panel supports (534).
  • the panel protrusion (5344) and the panel groove (5343) may be formed at the protruding rear end of the panel support member (534).
  • the above panel protrusion (5344) is formed on the upper end of the panel support (534) and can be formed to be inserted into the body groove (2948).
  • the panel protrusion (5344) protrudes rearward and can be fixed in a state inserted into the body groove (2948) that is open toward the front. At this time, the facing surfaces of the panel protrusion (5344) and the body groove (2948) can be formed to be inclined to facilitate insertion of the panel protrusion (5344).
  • the panel groove (5343) is provided below the panel protrusion (5344) and may be formed so that the rear surface of the panel support portion (534) is open.
  • the panel groove (5343) may be formed to have a size corresponding to that into which the body protrusion (2947) may be inserted.
  • the body protrusion (2947) may be formed so that its lower surface is inclined so as to facilitate insertion into the panel groove (5343).
  • the panel assembly (5300) can be separated from the lower case (5000) and then mounted on the lower end of the blower fan assembly (2000).
  • the indoor unit (1) can perform cleaning or maintenance work by opening the blower fan assembly (2000).
  • the panel assembly (5300) is first separated from the lower case (5000).
  • the blower fan assembly (2000) is rotated to open. That is, the blower module unit (2100) can be rotated with respect to the shroud case (2300) so that both the blower module unit (2100) and the shroud case (2300) are exposed.
  • the panel assembly (5300) is coupled with the blower fan assembly (2000).
  • the lower part of the panel assembly (5300) is supported on the ground, and the upper part of the panel assembly (5300) is coupled with the lower part of the blower fan assembly (2000) in an open state to support the blower fan assembly (2000) from below.
  • blower module unit (2100) and the shroud case (2300) can stably maintain an exposed state, and the user can safely perform cleaning and maintenance work on the blower module unit (2100) and the shroud case (2300).
  • Fig. 41 is a partial perspective view of the blower fan assembly of the indoor unit of the air conditioner according to the third embodiment of the present invention as viewed from below
  • Fig. 42 is a partial perspective view showing the blower fan assembly being supported by a locking member in an open state.
  • the indoor unit (1) may include a blower fan assembly (2000).
  • the blower fan assembly (2000) may include a blower module unit (2100) equipped with a blower fan and a motor.
  • the above blower module unit (2100) may be composed of multiple units and may be arranged in a vertically continuous manner.
  • the blower module unit (2100) may include a first blower module (210), a second blower module (220), and a third blower module (230) arranged in a vertically continuous manner.
  • the above-mentioned blower module unit (2100) may be formed by a blower module housing (2101), and side discharge ports (2111) may be formed on both left and right sides of the blower module housing (2101) through which air is discharged by the operation of the blower fan.
  • a discharge grill (2112) may be formed in the side discharge port.
  • the blower module unit (2100) may be provided with a side door assembly (2130) to open and close the side discharge port (2111).
  • the upper and lower ends of the blower module (2100) may be provided with an upper hinge (2341) and a lower hinge (2342) that are rotatably coupled to the rear case (1200) of the main body. Accordingly, the blower fan assembly (2000) can be rotated with respect to the rear case (1200). In addition, when the blower fan assembly (2000) is opened by rotation, the blower module (2100) and the shroud case (2300) can be exposed.
  • a support device mounting portion (296) having a support device (295) for supporting the blower fan assembly (2000) from below may be formed at the lower end of the blower module portion (2100).
  • the support device mounting portion (296) may constitute the lower portion of the blower fan assembly (2000).
  • a sunken support device receiving portion (2960) may be formed in the above support device mounting portion (296).
  • the support device receiving portion (2960) may be formed sunken to a size capable of receiving the support device (295).
  • the above support device (295) may be configured to support the blower fan assembly (2000), i.e., the blower module unit (2100), from below when the blower fan assembly (2000) is open.
  • the support device (295) may extend downward from one side of the blower fan assembly (2000) and may support the blower fan assembly (2000) from below by making contact with the ground.
  • the above support device (295) can be rotatably mounted on the support device mounting portion (296) and can have an extendable structure.
  • the support device (295) may include a support device body (2950).
  • the support device body (2950) may be positioned so as to face the ground at the bottom of the blower fan assembly (2000) when rotating.
  • the support device body (2950) may have a structure that extends in multiple stages.
  • the support device body (2950) may be inserted into the support device receiving portion (2960) at a length that can be accommodated therein.
  • the support body (2950) may be configured to extend in a telescopic manner.
  • the support body (2950) may be configured with a first body (2951), a second body (2952), and a third body (2953) having different sizes.
  • the first body (2951) may be coupled to the support mounting portion (296), and the second body (2952) may be extended while being drawn in and out downward from the inside of the first body (2951).
  • the third body (2953) may extend downwardly from the inside of the second body (2952).
  • the second body (2952) and the third body (2953) may be configured to be held in a pulled-out or pulled-in state and to maintain the pulled-out or pulled-in state.
  • the above support device body (2950) can be rotatably mounted on the support device mounting portion (296) so that it can be stored inside the support device receiving portion (2960) or the support device assembly (2000).
  • a support device rotation member (2954) may be provided on both left and right sides of the support device body (2950).
  • the support device rotation member (2954) may be axially coupled to the first body (2951) and may allow the support device (295) to be rotatably mounted.
  • the support device rotation member (2954) may be fixedly mounted to the support device receiving portion (2960).
  • the support device (295) may be folded so as to be accommodated in the support device receiving portion (2960) when it is inserted to a minimum length.
  • the indoor unit (1) can perform cleaning or maintenance work by opening the blower fan assembly (2000).
  • the blower fan assembly (2000) is rotated to open. That is, the blower module unit (2100) can be rotated relative to the shroud case (2300) so that both the blower module unit (2100) and the shroud case (2300) are exposed.
  • the support device (295) disposed in the support device receiving portion (2960) can be rotated to face the ground. Then, the second body (2952) and the third body (2953) can be sequentially withdrawn from the first body (2951) to extend the support device (295) so that it is supported on the ground. Accordingly, the blower fan assembly (2000) can be supported by the support device (295) and stably maintained in an open state.
  • the panel assembly (5300) may be separated while the blower fan assembly (2000) is open, thereby enabling service or maintenance of the interior of the machine room (5102).
  • the panel assembly (5300) may remain fixedly mounted to the lower case (5000) while the blower fan assembly (2000) is open.

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)

Abstract

Une unité intérieure d'un climatiseur, selon un mode de réalisation de la présente invention, comprend : un corps de boîtier inférieur qui forme un espace interne ; et un couvercle qui est couplé au corps de boîtier inférieur pour recouvrir l'espace interne, le couvercle pouvant être constitué d'un matériau transparent ou opaque et être sélectivement couplé au corps de boîtier inférieur.
PCT/KR2025/002871 2024-03-11 2025-03-04 Unité intérieure de climatiseur Pending WO2025192913A1 (fr)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
KR20240033890 2024-03-11
KR1020240033910 2024-03-11
KR10-2024-0033910 2024-03-11
KR10-2024-0033890 2024-03-11

Publications (1)

Publication Number Publication Date
WO2025192913A1 true WO2025192913A1 (fr) 2025-09-18

Family

ID=97064035

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/KR2025/002871 Pending WO2025192913A1 (fr) 2024-03-11 2025-03-04 Unité intérieure de climatiseur

Country Status (1)

Country Link
WO (1) WO2025192913A1 (fr)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20050045128A (ko) * 2003-11-10 2005-05-17 위니아만도 주식회사 수납 공간이 구비된 에어컨
US20060150463A1 (en) * 2005-01-11 2006-07-13 Lg Electronics Inc. Air conditioner
KR100786632B1 (ko) * 2006-08-10 2007-12-18 지병찬 장식장 겸용 에어컨
KR20170076841A (ko) * 2015-12-24 2017-07-05 주식회사 대유위니아 에어컨
CN209558494U (zh) * 2019-01-02 2019-10-29 广东美的制冷设备有限公司 空调器的机壳组件及具有其的空调器

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR20050045128A (ko) * 2003-11-10 2005-05-17 위니아만도 주식회사 수납 공간이 구비된 에어컨
US20060150463A1 (en) * 2005-01-11 2006-07-13 Lg Electronics Inc. Air conditioner
KR100786632B1 (ko) * 2006-08-10 2007-12-18 지병찬 장식장 겸용 에어컨
KR20170076841A (ko) * 2015-12-24 2017-07-05 주식회사 대유위니아 에어컨
CN209558494U (zh) * 2019-01-02 2019-10-29 广东美的制冷设备有限公司 空调器的机壳组件及具有其的空调器

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