EP2581679A1 - Boîtier pour dispositif de climatisation et dispositif de climatisation utilisant celui-ci - Google Patents

Boîtier pour dispositif de climatisation et dispositif de climatisation utilisant celui-ci Download PDF

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Publication number
EP2581679A1
EP2581679A1 EP11792316.9A EP11792316A EP2581679A1 EP 2581679 A1 EP2581679 A1 EP 2581679A1 EP 11792316 A EP11792316 A EP 11792316A EP 2581679 A1 EP2581679 A1 EP 2581679A1
Authority
EP
European Patent Office
Prior art keywords
air
top panel
reinforcing ribs
peripheral
conditioning
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.)
Withdrawn
Application number
EP11792316.9A
Other languages
German (de)
English (en)
Other versions
EP2581679A4 (fr
Inventor
Hiraku Kunita
Masahiro Tubono
Masakazu Ito
Takayuki Suzuki
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.)
Mitsubishi Heavy Industries Thermal Systems Ltd
Original Assignee
Mitsubishi Heavy Industries Ltd
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 Mitsubishi Heavy Industries Ltd filed Critical Mitsubishi Heavy Industries Ltd
Publication of EP2581679A1 publication Critical patent/EP2581679A1/fr
Publication of EP2581679A4 publication Critical patent/EP2581679A4/fr
Withdrawn legal-status Critical Current

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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/20—Casings or covers
    • 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
    • F24F1/0068—Indoor units, e.g. fan coil units characterised by the arrangement of refrigerant piping outside the heat exchanger within the unit casing
    • 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
    • F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
    • F24F1/0033—Indoor units, e.g. fan coil units characterised by fans having two or more fans
    • 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
    • F24F1/0043—Indoor units, e.g. fan coil units characterised by mounting arrangements
    • F24F1/0047—Indoor units, e.g. fan coil units characterised by mounting arrangements mounted in the ceiling or at the ceiling
    • 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
    • F24F1/0018—Indoor units, e.g. fan coil units characterised by fans
    • F24F1/0022—Centrifugal or radial fans
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F13/00—Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
    • F24F13/20—Casings or covers
    • F24F2013/205—Mounting a ventilator fan therein

Definitions

  • the present invention relates top an air-conditioning-apparatus cabinet that is used for a ceiling-embedded indoor unit of an air conditioning apparatus and to an air conditioning apparatus using the cabinet.
  • a general ceiling-embedded indoor unit of an air conditioning apparatus includes an air blower formed of a centrifugal fan and a fan motor; a heat exchanger that surrounds the air blower and is disposed in the airflow path of the air blower; and an air-conditioning-apparatus cabinet (hereinafter, referred to as "cabinet.") that accommodates the air blower and the heat exchanger.
  • the cabinet is formed in a box shape having a top panel to which the air blower is attached on the undersurface thereof and side panels that surround the four sides of the top panel.
  • the centrifugal fan and the fan motor which constitute the air blower, are attached to the undersurface of the top panel of the cabinet, if the strength of the top panel is insufficient, an attachment section on the top panel for the air blower is elastically deformed due to the weight of the air blower so as to protrude downward from the peripheral edge (specifically, the top panel is deformed so as to become convex downward).
  • double-layered ribs are provided on the top panel around the attachment section for the air blower, or ribs whose individual widths are gradually increased from the attachment section for the air blower toward the peripheral edge are provided (for example, PTLs 1 to 3).
  • the inventions disclosed in PTLs 1 to 3 relate to cabinets in which a single air blower is provided on a single top panel.
  • a single air blower is provided on a single top panel.
  • deformation of a portion of the top panel between air blowers cannot be sufficiently suppressed even if ribs such as those described above are employed.
  • the present invention has been made in view of such circumstances, and an object thereof is to provide an air-conditioning-apparatus cabinet capable of suppressing deformation of a top panel provided with a plurality of air blowers, without causing an increase in weight, and also to provide an air conditioning apparatus using the cabinet.
  • the present invention provides the following solutions. Specifically, according to a first aspect, the present invention provides an air-conditioning-apparatus cabinet including: a top panel to which a plurality of air blowers are attached on an undersurface thereof via attachment sections; a side panel that extends downward from a peripheral edge of the top panel to surround a space below the top panel; and a central reinforcing rib that extends in a direction perpendicular to an imaginary straight line connecting the attachment sections.
  • the central reinforcing rib is provided so as to extend in the direction perpendicular to the imaginary straight line connecting the attachment sections provided on the top panel.
  • a plurality of the central reinforcing ribs are provided.
  • the plurality of central reinforcing ribs are provided between the air blowers.
  • the above-described air-conditioning-apparatus cabinet according to the first aspect of the present invention further includes, in vicinities of the attachment sections, a plurality of peripheral-edge reinforcing ribs whose individual widths are gradually increased from the vicinities of the attachment sections toward the peripheral edge.
  • the peripheral-edge reinforcing ribs whose individual widths are gradually increased from each of the attachment sections toward the peripheral edge (widths in the circumferential direction from each of the attachment sections), are provided in the vicinities of the attachment sections.
  • the downward loads on the vicinities of the attachment sections can be distributed over the peripheral edge via the peripheral-edge reinforcing ribs.
  • the downward loads exerted on the vicinities of the attachment sections can be distributed over the entire top panel via the peripheral-edge reinforcing ribs to support the air blowers. Therefore, the deformation of the top panel can be reduced.
  • the peripheral-edge reinforcing ribs are formed in a radiating pattern from the attachment sections.
  • Each of the peripheral-edge reinforcing ribs is formed in a radiating pattern from each of the attachment sections.
  • the edge portions of the reinforcing ribs are disposed in a radiating pattern from each of the attachment sections.
  • the edge portions of the peripheral-edge reinforcing ribs having high flexural strength, are provided on the top panel in the directions in which deformation tends to be caused due to the downward loads. Therefore, the deformation of the top panel can be reduced.
  • the peripheral-edge reinforcing ribs are formed in spiral shapes around the attachment sections so as to swirl in the same directions as swirling directions of airflows generated by the air blowers.
  • peripheral-edge reinforcing ribs are formed in spiral shapes so as to swirl in the same directions as the swirling directions of airflows generated by the air blowers.
  • the airflows generated by the air blowers are less disturbed by the peripheral-edge reinforcing ribs. Therefore, noise is unlikely to be produced by turbulent airflows.
  • At least one of the peripheral-edge reinforcing ribs is formed in a complicated shape having a plurality of flexural portions in cross section in the extending direction thereof.
  • At least one of the peripheral-edge reinforcing ribs is formed in a complicated shape having a plurality of flexural portions in cross section in the extending direction thereof.
  • the second moment of area of the peripheral-edge reinforcing rib is further increased.
  • the strength of the top panel can be increased. Therefore, the deformation of the top panel can be reduced.
  • the present invention provides an air conditioning apparatus including any of the above-described air-conditioning-apparatus cabinets to be embedded in a ceiling.
  • the air-conditioning-apparatus cabinet capable of reducing the deformation of the portion of the top panel between the air blowers is used.
  • the deformation of the air-conditioning-apparatus cabinet of the air conditioning apparatus can be suppressed. Therefore, noise from the air conditioning apparatus resulting from the deformation of the air-conditioning-apparatus cabinet can be reduced.
  • the central reinforcing ribs are provided so as to extend in the direction perpendicular to an imaginary straight line connecting the attachment sections provided on the top panel.
  • an air conditioning apparatus 1 of this embodiment includes an indoor unit 2 that is embedded in an opening (not shown) provided in the ceiling; and an outdoor unit (not shown) that is installed outside.
  • the indoor unit 2 and the outdoor unit are connected via a refrigerant circuit (not shown), and heat is exchanged between the indoor unit 2 and the outdoor unit via the refrigerant circuit.
  • the indoor unit 2 includes an air-conditioning-apparatus cabinet 11 that is embedded in the opening provided in the ceiling; and a face panel (not shown) that covers the opening in the ceiling and also the air-conditioning-apparatus cabinet 11. Air inlet ports (not shown) and air outlet ports (not shown) are provided in the face panel.
  • the air-conditioning-apparatus cabinet 11 is provided with a plurality of (for example, two) air blowers 12 that take in indoor air from the air inlet ports in the face panel and deliver the indoor air from the air outlet ports to the room again; and a heat exchanger 13 that performs heat exchange between the indoor air taken in to the air-conditioning-apparatus cabinet 11 by the air blowers 12a and 12b and a refrigerant in the refrigerant circuit.
  • a plurality of (for example, two) air blowers 12 that take in indoor air from the air inlet ports in the face panel and deliver the indoor air from the air outlet ports to the room again
  • a heat exchanger 13 that performs heat exchange between the indoor air taken in to the air-conditioning-apparatus cabinet 11 by the air blowers 12a and 12b and a refrigerant in the refrigerant circuit.
  • the air blowers 12 include fan motors 16 that are suspended in the air-conditioning-apparatus cabinet 11 with their drive shafts 14 facing substantially vertically downward; and centrifugal fans 17 (sirocco fans) that are provided below the fan motors 16 and driven by the fan motors 16.
  • the centrifugal fans 17 include multiblade fan main bodies 18 that are substantially coaxially mounted to the drive shafts 14 of the fan motors 16; and housings 19 that are provided so as to surround the fan main bodies 18 to form flow paths for guiding indoor air to areas surrounding the fan main bodies 18.
  • Each of the centrifugal fans 17 has a configuration in which the fan main body 18 is rotationally driven by the corresponding fan motor 16, thereby suctioning indoor air from below the fan main body 18 through the air inlet ports in the face panel and delivering this indoor air toward the radially outer side of the fan main body 18 (that is, the peripheral edge of the air-conditioning-apparatus cabinet 11) to blow out the indoor air into the room through the air outlet ports in the face panel.
  • the heat exchanger 13 is provided between the air blowers 12a and 12b and a side panel 22, to be described later, and is disposed above a drain pan 20 so as to surround the air blower, 12a and the air blower 12b.
  • the heat exchanger 13 performs heat exchange between the indoor air delivered by the air blowers 12a and 12b toward the radially outer sides of the fan main bodies 18a and 18b and the refrigerant in the refrigerant circuit.
  • the air-conditioning-apparatus cabinet 11 has a rectangular top panel 21 to which the air blowers 12a and 12b are attached on the undersurface thereof; and the side panel 22 that extends downward from the peripheral edge of the top panel 21 to surround a space formed below the top panel 21.
  • the air blowers 12a and 12b are attached to the undersurface of the top panel 21 via attachment sections 24a and 24b.
  • the top panel 21 is formed by three dimensionally pressing a single metal plate.
  • the top panel 21 is formed in a rectangular shape with a length of 750 mm and a width of 1500 mm and is formed of a metal plate made from sheet steel with a plate thickness of 0.8 mm.
  • the attachment sections 24a and 24b are disposed approximately at positions corresponding respectively, to one-third and two-thirds of the longitudinal distance of the top panel 21 from the side panel 22 (in Fig. 1 , approximately at positions corresponding to one-third and two-thirds of the longitudinal distance of the top panel 21 from the side panel 22 from the left side toward the right side.
  • the attachment sections 24a and 24b are formed of approximately equilateral-triangle raised portions (not shown) that are convex downward from the top panel 21.
  • the attachment sections 24a and 24b are each secured to the top panel 21 with three attaching bolts (not shown) that are disposed around the attachment sections 24a and 24b at approximately regular intervals.
  • Central reinforcing ribs 25 that extend in the direction perpendicular to an imaginary straight line (not shown) connecting the attachment section 24a and the attachment section 24b are formed on the top panel 21 between the attachment section 24a and the attachment section 24b. Furthermore, a plurality of peripheral-edge reinforcing ribs 23 are formed on the top panel 21 from the vicinity of each of the attachment sections 24a and 24b toward the peripheral edge.
  • the plurality of (for example, three) central reinforcing ribs 25 are provided on the top panel 21 between the attachment section 24a and the attachment section 24b. As shown in Fig. 1 , in the central reinforcing ribs 25, edge portions 26 are tilted at an angle from the top panel 21, and regions surrounded by the edge portions 26 are flat and approximately parallel to the top panel 21. Specifically, each of the central reinforcing ribs 25 has an approximately trapezoidal shape in cross section perpendicular to the extending direction thereof.
  • the peripheral-edge reinforcing ribs 23 are gradually increased in width from the attachment section 24a or 24b, provided on the top panel 21, toward the peripheral edge. End portions of the peripheral-edge reinforcing ribs 23 closer to the attachment section 24a are connected to each other. Furthermore, end portions of the peripheral-edge reinforcing ribs 23 closer to the attachment section 24b are similarly connected to each other. Thus, the entire circumference of each of the attachment sections 24a and 24b is surrounded by the plurality of the peripheral-edge reinforcing ribs 23. Specifically, the peripheral-edge reinforcing ribs 23 are formed in a radiating pattern from each of the attachment sections 24a and 24b.
  • peripheral-edge reinforcing ribs 23 edge portions 26 are tilted at an angle from the top panel 21, and regions surrounded by the edge portions 26 are flat and approximately parallel to the top panel 21.
  • each of the peripheral-edge reinforcing ribs 23 has an approximately trapezoidal shape in cross section perpendicular to the extending direction thereof.
  • the widths of the peripheral-edge reinforcing ribs 23 are gradually increased from each of the attachment sections 24a and 24b toward the peripheral edge.
  • the central reinforcing ribs 25 on the top panel 21 between the attachment section 24a and the attachment section 24b of the air-conditioning-apparatus cabinet 11 of the indoor unit, the downward loads of the air blowers 12a and 12b exerted on the attachment section 24a and the attachment section 24b can be distributed over the entire top panel 21 via the central reinforcing ribs 25 to support the air blowers 12a and 12b.
  • the downward loads of the air blowers 12a and 12b exerted on the attachment sections 24a and 24b can also be distributed over the peripheral edge of the top panel 21 via the peripheral-edge reinforcing ribs 23 to support the air blowers 12a and 12b.
  • edge portions 26 of the peripheral-edge reinforcing ribs 23 and those of the central reinforcing ribs 25 form flexural portions that are flexed in directions intersecting with the undersurface of the top panel 21.
  • the second moment of area is large in the cross sections perpendicular to the extending directions of the ribs.
  • edge portions 26 of the central reinforcing ribs 25, having high flexural strength, are provided in the direction in which deformation is caused on the portion of the top panel 21 between the attachment section 24a and the attachment section 24b due to the downward loads of the air blowers, 12a and 12b, attached to the attachment sections 24a and 24b, respectively, the deformation of the portion of the top panel 21 between the attachment section 24a and the attachment section 24b is reduced.
  • peripheral-edge reinforcing ribs 23, whose individual widths are increased toward the peripheral edge, are formed in a radiating pattern from each of the attachment sections 24a and 24b.
  • the edge portions of the peripheral-edge reinforcing ribs 23 are disposed in a radiating pattern from each of the attachment sections 24a and 24b.
  • the edge portions 26 of the peripheral-edge reinforcing ribs 23, having high flexural strength, are provided on the top panel 21 in the directions in which deformation tends to be caused due to the loads, the deformation of the top panel 21 is reduced.
  • Fig. 4 is a view showing, by using contour lines, the amount of deformation of the top panel 21 caused when the two air blowers, 14a and 14b are attached to the single top panel 21.
  • the vertical displacement of the top panel 21 between adjacent contour lines is 0.1 mm.
  • the three central reinforcing ribs 25 are formed on the top panel 21 between the attachment section 24a and the attachment section 24b in the longitudinal direction of the top panel 21, and the plurality of peripheral-edge reinforcing ribs 23, whose individual widths are gradually increased from each of the attachment sections 24a and 24b toward the peripheral edge, are formed in a radiating pattern from each of the attachment sections 24a and 24b, it is found that the lowermost portions on the top panel 21 are located in the vicinities of the attachment sections 24a and 24b but are not located between the attachment section 24a and the attachment section 24b.
  • the portion of the top panel 21 between the attachment section 24a and the attachment section 24b is displaced downward from the peripheral edge by 0.6 mm, but the most-displaced portion located in the vicinity of the attachment section 24b is displaced downward from the peripheral edge by 0.9 mm. Therefore, the displacement of the portion of the top panel 21 between the attachment section 24a and the attachment section 24b is smaller than the displacement of the portion in the vicinity of the attachment section 24b.
  • the central reinforcing ribs 25 are provided so as to extend in the direction perpendicular to an imaginary straight line connecting the attachment section 24a and the attachment section 24b, which are provided on the top panel 21.
  • the air blowers 12a and 12b can be attached to the undersurface of the top panel 21, even when the downward loads thereof are exerted on the attachment sections 24a and 24b to cause downward deformation of the portion of the top panel 21 between the air blower 12a and the air blower 12b, the downward loads exerted on the vicinities of the attachment sections 24a and 24b can be distributed over the entire top panel 21 via the central reinforcing ribs 25 to support the air blowers 12a and 12b. Therefore, the deformation of the portion of the top panel 21 between the air blower 12a and the air blower 12b can be reduced.
  • the three (plurality of) central reinforcing ribs 25 are provided on the top panel 21 between the air blower 12a and the air blower 12b.
  • the downward loads exerted on the vicinities of the attachment sections 24a and 24b can be distributed over the entire top panel 21 via the three central reinforcing ribs 25 to support the air blowers 12a and 12b. Therefore, the deformation of the portion of the top panel 21 between the air blower 12a and the air blower 12b can be reduce.
  • the downward loads on the vicinities of the attachment sections 24a and 24b can be distributed over the peripheral edge via the peripheral-edge reinforcing ribs 23.
  • the downward loads exerted on the vicinities of the attachment sections 24a and 24b can be distributed over the entire top panel 21 via the peripheral-edge reinforcing ribs 23 to support the air blowers 12a and 12b. Therefore, the deformation of the top panel 21 can be reduced.
  • the peripheral-edge reinforcing ribs 23 are formed in a radiating pattern from each of the attachment sections 24a and 24b.
  • the edge portions 26 of the peripheral-edge reinforcing ribs 23 are disposed in a radiating pattern from each of the attachment sections 24a and 24b.
  • the edge portions 26 of the peripheral-edge reinforcing ribs 23, having high flexural strength, are provided on the top panel 21 in the directions in which deformation tends to be caused due to the downward loads. Therefore, the deformation of the top panel 21 can be reduced.
  • the air-conditioning-apparatus cabinet 11 which is capable of reducing the deformation of the portion of the top panel 21 between the air blower 12a and the air blower 12b, is used.
  • the deformation of the air-conditioning-apparatus cabinet 11 of the air conditioning apparatus 1 can be suppressed. Therefore, noise from the air conditioning apparatus 1 resulting from the deformation of the air-conditioning-apparatus cabinet 11 can be reduced.
  • the central reinforcing ribs 25 and the peripheral-edge reinforcing ribs 23 are formed in approximately trapezoidal shapes in cross sections perpendicular to the respective extending directions thereof.
  • the present invention is not limited thereto, and the shapes of the central reinforcing ribs 25 and the peripheral-edge reinforcing ribs 23 in cross sections perpendicular to the respective extending directions thereof may be any desired shapes, such as arcs, triangles, and rectangles.
  • the edge portions 26 of the peripheral-edge reinforcing ribs 23 are tilted at an angle from the top panel 21, and regions surrounded by the edge portions 26 of the peripheral-edge reinforcing ribs 23 are flat and approximately parallel to the top panel 21.
  • the present invention is not limited thereto, and at least one of the peripheral-edge reinforcing ribs 23 may be formed in a complicated shape having a plurality of flexural portions in cross section in the extending direction thereof.
  • peripheral-edge reinforcing rib 23 By forming the peripheral-edge reinforcing rib 23 in the complicated shape in this wary, the second moment of area of the peripheral-edge reinforcing rib 23 is further increased, so that the strength of the top panel 21 is increased, and the deformation of the top panel 21 is reduced.
  • An air conditioning apparatus differs from that of the first embodiment in that peripheral-edge reinforcing ribs are formed in spiral shapes around attachment sections so as to swirl in the same directions as the swirling directions of airflows generated by the air blowers.
  • the other structures are the same as those of the first embodiment. Therefore, identical reference symbols are assigned to the same structural parts, and a description thereof will be omitted.
  • the peripheral-edge reinforcing ribs provided on the top panel have spiral shapes around the attachment sections so as to swirl in the same directions as the swirling directions of airflows generated by the centrifugal fans of the air blowers.
  • airflows generated by the air blowers are less disturbed by the peripheral-edge reinforcing ribs.
  • peripheral-edge reinforcing ribs are formed in spiral shapes so as to swirl in the same directions as the swirling directions of airflows generated by the air blower.
  • the airflows generated by the air blowers are less disturbed by the peripheral-edge reinforcing ribs. Therefore, noise is unlikely to be produced by turbulent airflow.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
EP11792316.9A 2010-06-09 2011-05-30 Boîtier pour dispositif de climatisation et dispositif de climatisation utilisant celui-ci Withdrawn EP2581679A4 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2010132118A JP2011257068A (ja) 2010-06-09 2010-06-09 空気調和装置用キャビネット及びこれを用いた空気調和装置
PCT/JP2011/062365 WO2011155359A1 (fr) 2010-06-09 2011-05-30 Boîtier pour dispositif de climatisation et dispositif de climatisation utilisant celui-ci

Publications (2)

Publication Number Publication Date
EP2581679A1 true EP2581679A1 (fr) 2013-04-17
EP2581679A4 EP2581679A4 (fr) 2018-04-04

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
EP11792316.9A Withdrawn EP2581679A4 (fr) 2010-06-09 2011-05-30 Boîtier pour dispositif de climatisation et dispositif de climatisation utilisant celui-ci

Country Status (3)

Country Link
EP (1) EP2581679A4 (fr)
JP (1) JP2011257068A (fr)
WO (1) WO2011155359A1 (fr)

Cited By (2)

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Publication number Priority date Publication date Assignee Title
CN104456898A (zh) * 2013-09-24 2015-03-25 珠海格力电器股份有限公司 弧形板组件的装配工装
CN104101074B (zh) * 2014-06-25 2017-01-18 美的集团股份有限公司 用于空调器的面板及具有其的空调器壳体

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Publication number Priority date Publication date Assignee Title
CN110411008A (zh) * 2019-08-28 2019-11-05 苏州施米特机械有限公司 无铆连接的空调背板

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Publication number Priority date Publication date Assignee Title
JP3367607B2 (ja) * 2000-11-10 2003-01-14 株式会社日立製作所 空気調和機の室内機
JP3807436B2 (ja) * 2004-09-08 2006-08-09 ダイキン工業株式会社 高所設置型空気調和機の天板構造
JP4684085B2 (ja) * 2005-02-24 2011-05-18 三菱電機株式会社 天井埋込型空気調和機
JP2006292312A (ja) 2005-04-13 2006-10-26 Daikin Ind Ltd 高所設置型空気調和機の天板構造
JP4884781B2 (ja) * 2006-01-17 2012-02-29 三菱重工業株式会社 空気調和装置用キャビネット及びこれを用いた空気調和装置
WO2007091767A2 (fr) * 2006-02-09 2007-08-16 Lg Electronics Inc. Unité intérieure de conditionneur d'air
JP4305559B2 (ja) * 2007-12-27 2009-07-29 ダイキン工業株式会社 空気調和機用室内機

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104456898A (zh) * 2013-09-24 2015-03-25 珠海格力电器股份有限公司 弧形板组件的装配工装
CN104101074B (zh) * 2014-06-25 2017-01-18 美的集团股份有限公司 用于空调器的面板及具有其的空调器壳体

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WO2011155359A1 (fr) 2011-12-15
EP2581679A4 (fr) 2018-04-04
JP2011257068A (ja) 2011-12-22

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