WO2019123743A1 - Unité intérieure de climatiseur - Google Patents

Unité intérieure de climatiseur Download PDF

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Publication number
WO2019123743A1
WO2019123743A1 PCT/JP2018/034346 JP2018034346W WO2019123743A1 WO 2019123743 A1 WO2019123743 A1 WO 2019123743A1 JP 2018034346 W JP2018034346 W JP 2018034346W WO 2019123743 A1 WO2019123743 A1 WO 2019123743A1
Authority
WO
WIPO (PCT)
Prior art keywords
heat exchange
air
fan
heat exchanger
indoor unit
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.)
Ceased
Application number
PCT/JP2018/034346
Other languages
English (en)
Japanese (ja)
Inventor
酒井　浩一
乙彦 舛谷
富之 野間
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.)
Panasonic Intellectual Property Management Co Ltd
Original Assignee
Panasonic Intellectual Property Management Co 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 Panasonic Intellectual Property Management Co Ltd filed Critical Panasonic Intellectual Property Management Co Ltd
Priority to JP2019560800A priority Critical patent/JP7531172B2/ja
Priority to CN201880051926.XA priority patent/CN111033129A/zh
Publication of WO2019123743A1 publication Critical patent/WO2019123743A1/fr
Anticipated expiration legal-status Critical
Ceased 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
    • F24F1/00—Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station
    • 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
    • F24F13/30—Arrangement or mounting of heat-exchangers
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28D—HEAT-EXCHANGE APPARATUS, NOT PROVIDED FOR IN ANOTHER SUBCLASS, IN WHICH THE HEAT-EXCHANGE MEDIA DO NOT COME INTO DIRECT CONTACT
    • F28D1/00—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators
    • F28D1/02—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid
    • F28D1/04—Heat-exchange apparatus having stationary conduit assemblies for one heat-exchange medium only, the media being in contact with different sides of the conduit wall, in which the other heat-exchange medium is a large body of fluid, e.g. domestic or motor car radiators with heat-exchange conduits immersed in the body of fluid with tubular conduits
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F28—HEAT EXCHANGE IN GENERAL
    • F28F—DETAILS OF HEAT-EXCHANGE AND HEAT-TRANSFER APPARATUS, OF GENERAL APPLICATION
    • F28F9/00—Casings; Header boxes; Auxiliary supports for elements; Auxiliary members within casings
    • F28F9/22—Arrangements for directing heat-exchange media into successive compartments, e.g. arrangements of guide plates

Definitions

  • the present invention relates to the configuration of a heat exchanger of an indoor unit of an air conditioner.
  • the indoor unit 10 is a laterally long case, and is installed in the wall 11 indoors.
  • a front suction port 12 having a front suction grille 12a is provided on the front surface of the housing 10
  • a lower suction port 13 having a lower suction grille 13a is provided on the lower surface of the housing 10. Then, an outlet portion is located in the front of the lower surface of the housing 10 and between the front inlet 12 and the lower inlet 13 so that the opening is located toward the lower front of the housing 10 14 is provided.
  • a cross flow fan 15 having a horizontal rotation axis is installed substantially at the center of the housing 10.
  • the air passage 18 also referred to as a diffuser
  • the air passage 18 is formed by the stabilizer 16 and the rear guider 17.
  • the stabilizer 16 brings the peak portion 16 a close to the cross flow fan 15 so as to face the cross flow fan 15 and is located on the downwind side of the cross flow fan 15.
  • the first heat exchanger 19 and the second heat exchanger 20 are located on the windward side of the cross flow fan 15 before and after the cross flow fan 15 and are disposed in the housing 10 so as to sandwich the cross flow fan 15. It is provided.
  • the first heat exchanger 19 comprises an upper first heat exchanger 19a and a lower first heat exchanger 19b
  • the second heat exchanger 20 comprises an upper second heat exchanger 20a and a lower second heat exchanger 20b. And consists of
  • the 1st heat exchanger 19 inclines the upper 1st heat exchanger 19a to the cross flow fan 15 side, makes the lower 1st heat exchanger 19b vertical, and is arranged in the shape of a reverse letter. Further, the second heat exchanger 20 is disposed in a substantially V shape, with the upper second heat exchanger 20 a vertical and the lower second heat exchanger 20 b inclined to the rear side in the housing 10. There is.
  • the water tray 21 receives condensed water from the first heat exchanger 19 and the second heat exchanger 20.
  • a heat insulating member 22 is provided on the back of the water tray 21. The air flowing into each heat exchanger 19, 20 is purified by the filter 23.
  • the filter 23 is provided so as to cover the front suction port 12 and the lower suction port 13.
  • the crucible 24 receives the drop of condensed water from the second heat exchanger 20.
  • the first heat exchanger 19 and the second heat exchanger 20 separated at the top surface are disposed in the housing 10, and the first heat exchanger 19 is the upper first heat exchanger 19a.
  • the present invention solves the above-mentioned conventional problems, and provides an indoor unit of an air conditioner excellent in installability and aesthetics by narrowing the width of the main unit of the indoor unit equipped with a heat exchanger. With the goal.
  • the indoor unit of the air conditioner according to the present invention is provided with a suction port, a fan that sucks in air from the suction port, and an outside of the fan, and is sucked from the suction port.
  • a heat exchanger which exchanges heat with the air, an air passage through which the air sucked by the fan flows, an outlet from which the air exchanged with the heat exchanger blows out, and a back side of the air passage.
  • the upstream upper end of the rear guider is located between the fan and the rear side heat exchange unit, and has a shape change unit on the downstream surface of the rear side heat exchange unit facing the rear guider.
  • the shape changer The downstream surface located below the shape change portion is positioned on the back side of the upstream upper end of the guider, and the downstream surface is curved or bent in a direction approaching the fan. .
  • the width of the main body of the indoor unit can be narrowed, and the indoor unit of the air conditioner excellent in the installation and the aesthetics can be provided.
  • the present invention it is possible to narrow the width of the main unit of the indoor unit on which the heat exchanger is mounted, and to provide the indoor unit of the air conditioner excellent in the installation and the aesthetics.
  • a suction port a fan for sucking air from the suction port, a heat exchanger disposed outside the fan and exchanging heat with the air sucked from the suction port,
  • the heat exchanger includes a ventilation path through which the air sucked by the fan flows, an outlet from which the air heat-exchanged by the heat exchanger blows out, and a rear guider that forms a back side of the ventilation path.
  • a front side heat exchange portion disposed outward of the front side of the fan; and a rear side heat exchange portion disposed outward of the back side of the fan, and an upper end portion on the upstream side of the rear guider is
  • the downstream surface of the rear side heat exchange unit facing the rear guider is located between the fan and the rear side heat exchange unit, and has a shape change unit, the shape change unit being the upstream side of the rear guider.
  • the downstream surface positioned lower than said shape changing portion which is the indoor unit of an air conditioner which is characterized in that a curved shape which is curved or bent in a direction toward the fan.
  • the width of the main body of the indoor unit carrying a heat exchanger can be narrowed, and the indoor unit of the air conditioner excellent in installation nature and aesthetics can be provided.
  • a smooth flow field is formed by gradually expanding the space between the back side and the back side heat exchange portion of the substantially arc-shaped rear guider toward the upstream upper end portion of the rear guider, so that a smooth flow field is formed.
  • the back side heat exchange portion has a thickness of at least a portion located on the most back side thinner than a thickness of a portion above the shape change portion. It is characterized by
  • the width of the main body of the indoor unit equipped with the heat exchanger can be narrowed, and the indoor unit of the air conditioner excellent in installation and aesthetics can be provided, and the thickness of the rear heat exchanger is reduced. Since the ventilation resistance at the site can be reduced to facilitate the flow of air, the heat exchange capacity of the rear side heat exchange section can be improved.
  • the front side heat exchange portion and the rear side heat exchange portion are continuous at a top surface portion.
  • the air sucked in from the suction port flows substantially uniformly into the heat exchanger, so the heat exchanger efficiency in the heat exchanger of the air sucked in from the suction port is improved.
  • another heat exchanger is further disposed on the upstream surface of the back side heat exchange section. is there.
  • FIG. 1 is a longitudinal sectional view at the time of operation stop of the indoor unit of the air conditioner according to the first embodiment of the present invention.
  • FIG. 2 is a longitudinal cross-sectional view at the time of driving
  • the air conditioner according to the first embodiment of the present invention includes an indoor unit and an outdoor unit.
  • the indoor unit and the outdoor unit are connected by refrigerant piping and control wiring, and a heat pump is configured by the indoor unit and the outdoor unit.
  • the outdoor unit is provided with a compressor.
  • the indoor unit is attached to the wall of the room.
  • FIG. 1 the structure of the indoor unit of the air conditioner in the 1st Embodiment of this invention is demonstrated based on FIG. 1, FIG.
  • the indoor unit of the air conditioner according to the first embodiment of the present invention comprises a main body 1 forming an inlet 2 and an outlet 3.
  • the suction port 2 is formed on the upper surface of the main body 1, and the blowout port 3 is formed on the lower surface of the main body 1.
  • the rear surface of the main body 1 is attached to the wall surface.
  • a fan 6 for sucking air from the suction port 2 and a heat exchanger 5 for heat exchange with the air sucked from the suction port 2 are provided inside the main body 1.
  • the heat exchanger 5 includes a front side heat exchange portion 5a disposed outside the front side of the fan 6 and a back side heat exchange portion 5b disposed outside the back side of the fan 6, and the front side heat exchange The portion 5a and the back side heat exchange portion 5b are continuous at the top surface portion. Moreover, the front side sub heat exchange part 5c is provided in upstream surface 5ay of the front side heat exchange part 5a. And back side sub heat exchange part 5d is provided in upper stream side 5by of back side heat exchange part 5b.
  • a cross flow fan (cross flow fan) is suitable.
  • the fan 6 connects a motor to one of the left and right end rotation shafts (not shown).
  • a filter 4 is disposed between the suction port 2 and the fan 6 or between the suction port 2 and the heat exchanger 5.
  • An air passage 7 extending from the downstream side of the fan 6 to the upstream side of the air outlet 3 is disposed downstream of the fan 6 to guide the flow of air and forms a rear guider 7a having a substantially arc shape forming the back side of the air passage 7. It is formed of a stabilizer 7 b disposed to face the rear guider 7 a and both side walls (not shown) of the main body 1.
  • the upstream upper end 7w of the rear guider 7a is located between the fan 6 and the rear side heat exchange unit 5b, and a part of the rear guider 7a is located between the fan 6 and the rear side heat exchange unit 5b. ing.
  • the air outlet 3 is provided with an up and down wind direction changing blade 8 and a left and right air direction changing blade 9.
  • the left and right wind direction changing blade 9 is disposed upstream of the vertical wind direction changing blade 8.
  • the up and down wind direction change blade 8 opens and closes the blowout port 3 to change the air blowout in the up and down direction.
  • the left and right wind direction changing blade 9 changes the air blowout in the left and right direction.
  • the air sucked from the suction port 2 flows through the heat exchanger 5 by the drive of the fan 6. Heat exchange with the refrigerant.
  • the air flow direction changing blade 8 shown in FIG. 1 rotates from the state covering the air outlet 3 to the state where the air outlet 3 shown in FIG. Air after heat exchange with the refrigerant is blown out from the blowout port 3.
  • the indoor unit of the air conditioner according to the first embodiment of the present invention has a shape changing portion 5w at least on the downstream surface 5bx of the rear heat exchange portion 5b facing the rear guider 7a, and the shape changing portion 5w Is positioned on the rear side of the upstream upper end 7w of the rear guider 7a.
  • the rear surface side heat exchange unit 5 b has a curved surface shape in which the downstream surface 5 bx located below the shape change unit 5 w is curved or bent in a direction approaching the fan 6.
  • the upstream surface 5by that faces the downstream surface 5bx also has a curved surface shape that curves or bends in a direction approaching the fan 6.
  • back side heat exchange part 5b forms thickness of part 5bz which is located in the back most side at least thinner than thickness of a part above the shape change part 5w.
  • the back side heat exchange portion 5b is formed with a predetermined thickness Th above the shape change portion 5w, and with a thickness Tm thinner than the predetermined thickness Th below the shape change portion 5w.
  • the portion 5bz which is formed and located at the lowermost end is formed to have a thickness T1 thinner than the thickness Tm.
  • the thickness of the portion on the lower side from the shape change portion 5w of the back side heat exchange portion 5b is formed to be gradually thinner.
  • the thickness on the upper side of the shape-changing portion 5w of the back side heat exchange portion 5b is Th
  • the thickness of the portion located on the lower side of the shape-changing portion 5w of the back side heat exchange portion 5b and most back side is Tm
  • Tl the thickness of the lowermost end portion of the back side heat exchange portion 5b below the shape change portion 5w and the lower end portion
  • the width B of the back side heat exchange part 5b and the main unit 1 of the indoor unit on which the heat exchange part 5b is mounted can be narrowed, and the indoor unit of the air conditioner excellent in the installation and the aesthetics can be provided.
  • a smooth flow field is formed by the space between the back side of the substantially arc-shaped rear guider 7a and the back side heat exchange unit 5b gradually expanding toward the upstream upper end 7w of the rear guider 7a.
  • the air flow resistance can be reduced by reducing the ventilation resistance at the portion where the thickness of the back side heat exchange part 5b is reduced, and thus the heat exchange capacity of the back side heat exchange part 5b can be improved.
  • the front side heat exchange portion 5a and the rear side heat exchange portion 5b are separate parts, and the front side heat exchange portion 5a and the rear side heat exchange portion 5b are a top surface portion It is joined at As a result, the front side heat exchange part 5a and the back side heat exchange part 5b are shaped so as to be continuous at the top face part.
  • the air sucked in from the suction port 2 flows substantially uniformly into the heat exchanger 5, so the heat exchanger efficiency of the heat exchanger 5 for the air sucked in from the suction port 2 is improved.
  • the indoor unit of the air conditioner according to the present invention can narrow the width of the main unit of the indoor unit equipped with the heat exchanger, and provide the indoor unit of the air conditioning excellent in installation and appearance. As it can, it can be applied to not only household but also commercial air conditioners.

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Physics & Mathematics (AREA)
  • Thermal Sciences (AREA)
  • Air Filters, Heat-Exchange Apparatuses, And Housings Of Air-Conditioning Units (AREA)
  • Devices For Blowing Cold Air, Devices For Blowing Warm Air, And Means For Preventing Water Condensation In Air Conditioning Units (AREA)
  • Details Of Heat-Exchange And Heat-Transfer (AREA)
  • Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
  • Air-Conditioning Room Units, And Self-Contained Units In General (AREA)

Abstract

La présente invention concerne une unité intérieure de climatiseur qui comprend : un ventilateur (6) destiné à aspirer de l'air par une ouverture d'admission d'air (2) ; un échangeur de chaleur (5) disposé à l'extérieur du ventilateur (6), servant à effectuer un échange de chaleur avec l'air aspiré par l'ouverture d'admission d'air (2) et comprenant une section (5a) d'échange de chaleur côté surface avant et une section (5b) d'échange de chaleur côté surface arrière ; un passage d'écoulement d'air (7) à travers lequel l'air aspiré par le ventilateur circule (6) ; une ouverture d'évacuation d'air (3) destiné à évacuer l'air ayant été soumis à l'échange de chaleur par l'échangeur de chaleur (5) ; un élément de guidage arrière (7a) formant le côté surface arrière du passage d'écoulement d'air (7) et situé entre le ventilateur (6) et la section (5b) d'échange de chaleur côté surface arrière. Au moins la surface de la section (5b) d'échange de chaleur côté surface arrière, orientée vers l'élément de guidage arrière (7a), possède une section de changement de forme (5w) située au niveau de la partie de ladite surface située plus près du côté surface arrière que l'extrémité supérieure côté amont de l'élément de guidage arrière (7a), et la section de changement de forme (5w) change selon un profil s'incurvant ou se courbant vers le ventilateur (6). La largeur latérale du corps (1) de l'unité intérieure, dans lequel l'échangeur de chaleur (5) est monté, est réduite pour offrir d'excellentes propriétés d'installation, d'apparence, etc.
PCT/JP2018/034346 2017-12-20 2018-09-18 Unité intérieure de climatiseur Ceased WO2019123743A1 (fr)

Priority Applications (2)

Application Number Priority Date Filing Date Title
JP2019560800A JP7531172B2 (ja) 2017-12-20 2018-09-18 空気調和機の室内機
CN201880051926.XA CN111033129A (zh) 2017-12-20 2018-09-18 空气调节机的室内机

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2017-243400 2017-12-20
JP2017243400 2017-12-20

Publications (1)

Publication Number Publication Date
WO2019123743A1 true WO2019123743A1 (fr) 2019-06-27

Family

ID=66994111

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2018/034346 Ceased WO2019123743A1 (fr) 2017-12-20 2018-09-18 Unité intérieure de climatiseur

Country Status (3)

Country Link
JP (1) JP7531172B2 (fr)
CN (1) CN111033129A (fr)
WO (1) WO2019123743A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021165605A (ja) * 2020-04-07 2021-10-14 パナソニックＩｐマネジメント株式会社 空気調和機

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10153341A (ja) * 1996-11-21 1998-06-09 Hitachi Ltd 空気調和機
JP2001311530A (ja) * 2000-04-28 2001-11-09 Matsushita Electric Ind Co Ltd 空気調和機の室内ユニット
JP2006250366A (ja) * 2005-03-08 2006-09-21 Matsushita Electric Ind Co Ltd フィン付き熱交換器およびその製造方法
JP2008215694A (ja) * 2007-03-02 2008-09-18 Matsushita Electric Ind Co Ltd フィン付き熱交換器

Family Cites Families (9)

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Publication number Priority date Publication date Assignee Title
JP3257496B2 (ja) * 1997-12-19 2002-02-18 ダイキン工業株式会社 空気調和機
JP3757680B2 (ja) * 1999-05-27 2006-03-22 松下電器産業株式会社 空気調和機
JP3596422B2 (ja) * 2000-04-28 2004-12-02 松下電器産業株式会社 空気調和機の室内ユニット
JP2008116139A (ja) 2006-11-06 2008-05-22 Hitachi Appliances Inc 空気調和機
WO2012017483A1 (fr) * 2010-08-04 2012-02-09 三菱電機株式会社 Unité intérieure pour climatiseur, et climatiseur
CN103765149B (zh) * 2011-12-19 2016-11-16 松下电器产业株式会社 带翅片的热交换器
JP6264192B2 (ja) * 2014-05-23 2018-01-24 ダイキン工業株式会社 クロスフローファン及びこれを備える空気調和機
DE112014007130T5 (de) * 2014-11-04 2017-07-20 Mitsubishi Electric Corporation Inneneinheit für eine Klimaanlage
CN107166521B (zh) * 2017-05-27 2020-03-31 青岛海尔空调器有限总公司 空调室内机

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH10153341A (ja) * 1996-11-21 1998-06-09 Hitachi Ltd 空気調和機
JP2001311530A (ja) * 2000-04-28 2001-11-09 Matsushita Electric Ind Co Ltd 空気調和機の室内ユニット
JP2006250366A (ja) * 2005-03-08 2006-09-21 Matsushita Electric Ind Co Ltd フィン付き熱交換器およびその製造方法
JP2008215694A (ja) * 2007-03-02 2008-09-18 Matsushita Electric Ind Co Ltd フィン付き熱交換器

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2021165605A (ja) * 2020-04-07 2021-10-14 パナソニックＩｐマネジメント株式会社 空気調和機
WO2021205732A1 (fr) * 2020-04-07 2021-10-14 パナソニックＩｐマネジメント株式会社 Climatiseur
JP7403046B2 (ja) 2020-04-07 2023-12-22 パナソニックＩｐマネジメント株式会社 空気調和機

Also Published As

Publication number Publication date
JPWO2019123743A1 (ja) 2020-12-10
CN111033129A (zh) 2020-04-17
JP7531172B2 (ja) 2024-08-09

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