WO2013088713A1 - Réchauffeur et unité extérieure pour une unité de réfrigération équipée d'un réchauffeur - Google Patents

Réchauffeur et unité extérieure pour une unité de réfrigération équipée d'un réchauffeur Download PDF

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Publication number
WO2013088713A1
WO2013088713A1 PCT/JP2012/007949 JP2012007949W WO2013088713A1 WO 2013088713 A1 WO2013088713 A1 WO 2013088713A1 JP 2012007949 W JP2012007949 W JP 2012007949W WO 2013088713 A1 WO2013088713 A1 WO 2013088713A1
Authority
WO
WIPO (PCT)
Prior art keywords
heater
heat exchanger
outdoor heat
outdoor
casing
Prior art date
Application number
PCT/JP2012/007949
Other languages
English (en)
Japanese (ja)
Inventor
彬 羅
竿尾　忠
幹夫 賀川
Original Assignee
ダイキン工業株式会社
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 ダイキン工業株式会社 filed Critical ダイキン工業株式会社
Priority to KR1020147018993A priority Critical patent/KR101428444B1/ko
Priority to EP12857382.1A priority patent/EP2792955B1/fr
Priority to AU2012353915A priority patent/AU2012353915B2/en
Priority to US14/364,617 priority patent/US20140298844A1/en
Priority to CN201280058436.5A priority patent/CN103988026B/zh
Publication of WO2013088713A1 publication Critical patent/WO2013088713A1/fr

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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
    • F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
    • F24F1/20—Electric components for separate outdoor units
    • F24F1/22—Arrangement or mounting thereof
    • 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
    • F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
    • F24F1/14—Heat exchangers specially adapted for separate outdoor units
    • F24F1/18—Heat exchangers specially adapted for separate outdoor units characterised by their shape
    • 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
    • F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
    • F24F1/36—Drip trays for outdoor units
    • 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
    • F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
    • F24F1/46—Component arrangements in separate outdoor units
    • 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
    • F24F1/06—Separate outdoor units, e.g. outdoor unit to be linked to a separate room comprising a compressor and a heat exchanger
    • F24F1/46—Component arrangements in separate outdoor units
    • F24F1/48—Component arrangements in separate outdoor units characterised by air airflow, e.g. inlet or outlet airflow
    • F24F1/50—Component arrangements in separate outdoor units characterised by air airflow, e.g. inlet or outlet airflow with outlet air in upward direction
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F11/00—Control or safety arrangements
    • F24F11/30—Control or safety arrangements for purposes related to the operation of the system, e.g. for safety or monitoring
    • F24F11/41—Defrosting; Preventing freezing
    • F24F11/42—Defrosting; Preventing freezing of outdoor units
    • 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
    • F24F13/22—Means for preventing condensation or evacuating condensate
    • F24F2013/221—Means for preventing condensation or evacuating condensate to avoid the formation of condensate, e.g. dew
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F24—HEATING; RANGES; VENTILATING
    • F24F—AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING
    • F24F2221/00—Details or features not otherwise provided for
    • F24F2221/34—Heater, e.g. gas burner, electric air heater

Definitions

  • the present invention relates to a heater for preventing freezing of drain water and an outdoor unit of a refrigeration apparatus having the heater.
  • a heater is provided to prevent freezing of drain water of an outdoor heat exchanger (see, for example, Patent Document 1 below).
  • a heater is provided on the outdoor unit base and below the outdoor heat exchanger.
  • the heater is formed in an L-shaped frame shape along the shape of the L-shaped outdoor heat exchanger in plan view. With such a configuration, the drain water of the outdoor heat exchanger falls on the outdoor unit base, is heated by the heater, and is discharged outside through a drain hole formed in the outdoor unit base without freezing.
  • some of the outdoor heat exchangers have four heat exchange surfaces corresponding to the four side surfaces of the casing in order to increase the heat exchange area (hereinafter simply referred to as “four-side heat exchange”). is there.
  • the heater for preventing the drain water of the outdoor heat exchanger from being frozen is formed along the outdoor heat exchanger and has a rectangular frame shape.
  • the four-surface heat exchange may be caught, and the installation work is complicated.
  • the first invention is a casing (20) having four side surfaces (4), and four heat exchange surfaces (inside the casing (20), corresponding to the side surfaces (4) of the casing (20)).
  • a rectangular along the lower end portion of the outdoor heat exchanger (30) of the outdoor unit (10) of the refrigeration apparatus having an outdoor heat exchanger (30) having an opening (3a) on the side surface with 30a) Is a heater for preventing the drain water of the outdoor heat exchanger (30) from freezing, and has a folded portion (70) for folding back in the longitudinal direction.
  • the heater (75) having a rectangular frame shape provided in the has a folded portion (70) for folding in the longitudinal direction. Therefore, the heater (75) is configured to be folded back in the longitudinal direction by folding the folded portion (70), and in the folded state, the heater (75) is heated from the opening (3a) formed on the side surface of the outdoor heat exchanger (30). It is inserted inside the exchanger (30) and installed along the lower end.
  • the first heater section (76) and the second heater section (77) arranged in the longitudinal direction are provided, and the turn-up section (70) includes the first heater section (76). And wiring (78, 79) connecting the second heater section (77).
  • each of the heater portions (76, 77) includes a main body portion (76a, 77a) extending along the bottom plate (22) of the casing (20), and the main body portion. (76a, 77a) each having an end (76b, 77b) formed so as to be bent upward and connected to the wiring (78, 79).
  • each heater portion (76, 77) has an end portion (76b, 77b) to which the wiring (78, 79) to be the folded portion (70) is connected, and the bottom plate (22) of the casing (20). ) So as to be bent upward with respect to the main body portions (76a, 77a) extending along. Therefore, when the main body (76a, 77a) of each heater (76, 77) is attached to the bottom plate (22) of the casing (20) of the outdoor unit (10), the end to which the wiring (78, 79) is connected (76b, 77b) rises upward from the bottom plate (22). That is, since the wiring (78, 79) connecting the heater parts (76, 77) is not arranged on the bottom plate (22) of the casing (20) that receives the drain water, the drain water adheres to the wiring (78, 79). There is nothing.
  • the folded back heater (75) after inserting it inside the outdoor heat exchanger (30), it is attached to the lower end of the outdoor heat exchanger (30) without being caught on the outdoor heat exchanger (30).
  • the heater (75) can be easily attached along the line. That is, the heater for the outdoor unit of the refrigeration apparatus can be configured to be easily attached.
  • the four upper side panels (23a) are attached to each support (21) so as to surround the outdoor fan (40).
  • An upper space (2b) in which the two outdoor fans (40) are accommodated is formed inside the upper side panel (23a) (see FIGS. 2 and 3).
  • the heater (75) includes an inclined portion (71b) inside the drainage passage (71) and an inner portion of the tapered side portion (73b) of the installation base (73). It is provided in the position pinched
  • the heater (75) has two heater parts, a first heater part (76) and a second heater part (77). That is, the heater (75) has a divided structure divided into two heater portions.
  • a 1st heater part (76) is L-shaped so that the heat exchange surface (30a) which comprises the left side surface and back surface of the four heat exchange surfaces (30a) of an outdoor heat exchanger (30) may be met. Is formed.
  • the second heater part (77) is along the heat exchange surface (30a) that constitutes the back surface, the right side surface, and the front surface of the four heat exchange surfaces (30a) of the outdoor heat exchanger (30). It is formed in a U shape.
  • the heater (75) is energized so that the drain water of the outdoor heat exchanger (30) does not freeze.
  • the drain water of the outdoor heat exchanger (30) falls downward and is received by the drainage passage (71) formed in the bottom frame (22). A part of the drain water flows into the drainage passageway (71) through the drainage hole (74) of the installation base (73) where the outdoor heat exchanger (30) is installed.
  • the heater (75) is energized, the drain water in the drainage passage (71) is heated to prevent freezing. And the drain water in a drainage channel (71) is discharged
  • the heater (75) includes the first heater part (76) and the second heater part (77) arranged in the longitudinal direction, and the first heater part (76) and the second heater are provided.
  • the wiring (78, 79) connecting the part (77) is configured to be the folded part (70). Therefore, the heater (75) that can be folded back in the longitudinal direction can be configured with an easy configuration.
  • the end portions (76b, 77b) to which the wirings (78, 79) to be the folded portions (70) are connected in the heater portions (76, 77) are connected to the bottom of the casing (20).
  • the main body (76a, 77a) provided along the frame (22) was bent upward. Therefore, when the heater (75) is attached to the bottom frame (22) of the outdoor unit (10), the heater prevents the drain water from adhering to the wiring (78,79) connecting each heater section (76,77). (75) can be configured.
  • the compressors (5a, 5b) are installed inside the outdoor heat exchanger (30).
  • the heater (75) may catch not only the outdoor heat exchanger (30) but also the compressor (5a, 5b) inside it. Work becomes more complicated.
  • such an outdoor unit (10) is provided with the heater (75) that can be folded back in the longitudinal direction as described above. Therefore, the compressor (5a, 5b) is inserted into the outdoor heat exchanger (30) through the opening (3a) formed on the side surface of the outdoor heat exchanger (30) with the heater (75) folded back.
  • the heater (75) can be easily installed along the lower end of the outdoor heat exchanger (30) while easily avoiding contact with the heat exchanger.
  • the arrangement of the refrigerant circuit device in the above embodiment is merely an example, and can be changed as appropriate.
  • the compressor (5a, 5b) or the like may not be disposed inside the outdoor heat exchanger (30).
  • the present invention is useful for a heater that prevents freezing of drain water and an outdoor unit of a refrigeration apparatus including the heater.

Abstract

La présente invention concerne une unité extérieure (10) équipée : d'un carter (20) possédant quatre côtés (4) ; et d'un échangeur de chaleur extérieur (30) qui est disposé à l'intérieur du carter (20), comportant quatre surfaces d'échange de chaleur (30a) correspondant à chaque côté (4) dudit carter (20) et comportant une ouverture (3a) formée sur les côtés. Selon l'invention, un réchauffeur (75), réalisé sous la forme d'un châssis rectangulaire le long de l'extrémité inférieure de l'échangeur de chaleur extérieur (30) de l'unité extérieure (10), destiné à empêcher que l'eau de drainage de l'échangeur de chaleur extérieur (30) ne gèle, est pourvu de sections pliées (70) permettant de plier le réchauffeur (75) dans la direction longitudinale.
PCT/JP2012/007949 2011-12-12 2012-12-12 Réchauffeur et unité extérieure pour une unité de réfrigération équipée d'un réchauffeur WO2013088713A1 (fr)

Priority Applications (5)

Application Number Priority Date Filing Date Title
KR1020147018993A KR101428444B1 (ko) 2011-12-12 2012-12-12 히터 및 이를 구비한 냉동장치의 실외유닛
EP12857382.1A EP2792955B1 (fr) 2011-12-12 2012-12-12 Réchauffeur et unité extérieure pour une unité de réfrigération équipée d'un réchauffeur
AU2012353915A AU2012353915B2 (en) 2011-12-12 2012-12-12 A heater and an outdoor unit including the same for a refrigerator
US14/364,617 US20140298844A1 (en) 2011-12-12 2012-12-12 Heater and an outdoor unit including the same for a refrigerator
CN201280058436.5A CN103988026B (zh) 2011-12-12 2012-12-12 加热器以及具备该加热器的制冷装置的室外机组

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP2011-271295 2011-12-12
JP2011271295A JP5218629B2 (ja) 2011-12-12 2011-12-12 ヒータ及びそれを備えた冷凍装置の室外ユニット

Publications (1)

Publication Number Publication Date
WO2013088713A1 true WO2013088713A1 (fr) 2013-06-20

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ID=48612187

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2012/007949 WO2013088713A1 (fr) 2011-12-12 2012-12-12 Réchauffeur et unité extérieure pour une unité de réfrigération équipée d'un réchauffeur

Country Status (7)

Country Link
US (1) US20140298844A1 (fr)
EP (1) EP2792955B1 (fr)
JP (1) JP5218629B2 (fr)
KR (1) KR101428444B1 (fr)
CN (1) CN103988026B (fr)
AU (1) AU2012353915B2 (fr)
WO (1) WO2013088713A1 (fr)

Cited By (8)

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EP2871427A1 (fr) * 2013-11-07 2015-05-13 Mitsubishi Electric Corporation Unité extérieure pour dispositif de climatisation
EP2977696A1 (fr) * 2014-07-25 2016-01-27 Societe Industrielle de Chauffage (SIC) Systeme et procede de gestion des condensats liquides d'un echangeur thermique
FR3024216A1 (fr) * 2014-07-25 2016-01-29 Chauffage Soc Ind De Systeme de rafraichissement, climatisation ou chauffage a unites separees et caisson renfermant l'une des unites
EP2995873A3 (fr) * 2014-09-12 2016-05-04 LG Electronics Inc. Dispositif extérieur pour climatiseur
EP3147579A4 (fr) * 2014-05-02 2018-01-31 Toshiba Carrier Corporation Équipement d'extérieur pour dispositif à cycle de réfrigération
US10041704B2 (en) 2014-09-12 2018-08-07 Lg Electronics Inc. Outdoor device for an air conditioner
US10443902B2 (en) 2014-12-17 2019-10-15 Lg Electronics Inc. Outdoor device for an air conditioner
WO2020148888A1 (fr) 2019-01-18 2020-07-23 三菱電機株式会社 Unité extérieure pour climatiseur

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JP5310829B2 (ja) * 2011-11-30 2013-10-09 ダイキン工業株式会社 空気調和装置における室外機のケーシング
JP2014105954A (ja) * 2012-11-29 2014-06-09 Mitsubishi Electric Corp 空気調和機の室外機
KR101772308B1 (ko) 2013-06-11 2017-08-28 신닛테츠스미킨 카부시키카이샤 핫 스탬프 성형체 및 핫 스탬프 성형체의 제조 방법
JP6371688B2 (ja) * 2014-11-21 2018-08-08 ヤンマー株式会社 ヒートポンプ
US20160178290A1 (en) * 2014-12-17 2016-06-23 Lg Electronics Inc. Outdoor device for an air conditioner
KR102302546B1 (ko) * 2014-12-31 2021-09-15 엘지전자 주식회사 공기 조화기의 실외기
KR102283537B1 (ko) * 2015-01-05 2021-07-29 엘지전자 주식회사 공기 조화기의 실외기 및 그 제조 방법
WO2017104085A1 (fr) * 2015-12-18 2017-06-22 三菱電機株式会社 Machine d'extérieur pour appareil à cycle de congélation
JP6495860B2 (ja) * 2016-04-21 2019-04-03 ダイキン工業株式会社 熱源ユニット
US11193678B2 (en) * 2016-11-29 2021-12-07 Mitsubishi Electric Corporation Outdoor unit for air-conditioning apparatus, and air-conditioning apparatus including the same
KR102094901B1 (ko) * 2016-12-26 2020-04-23 엘지전자 주식회사 공기 조화기의 실외기
CN107327968A (zh) * 2017-06-29 2017-11-07 北京小米移动软件有限公司 空调室外机
JP6531795B2 (ja) 2017-07-31 2019-06-19 ダイキン工業株式会社 冷凍装置の室外ユニット
US11248808B2 (en) * 2017-09-14 2022-02-15 Mitsubishi Electric Corporation Outdoor unit of air-conditioning apparatus
US11435093B2 (en) * 2017-12-26 2022-09-06 Gree Electric Appliances (Wuhan) Co., Ltd. Air-conditioning outdoor device and air conditioner unit
JP6673375B2 (ja) * 2018-01-31 2020-03-25 ダイキン工業株式会社 空気調和装置の室外機
US10982863B2 (en) * 2018-04-10 2021-04-20 Carrier Corporation HVAC fan inlet
US10801740B2 (en) * 2018-08-31 2020-10-13 Gree Electric Appliances, Inc. Of Zhuhai Embedded type air conditioner outdoor unit and an air conditioner
JP7433768B2 (ja) * 2019-02-01 2024-02-20 東芝キヤリア株式会社 冷凍サイクル装置の室外機
JP6881550B2 (ja) * 2019-11-06 2021-06-02 ダイキン工業株式会社 熱交換器
JP7402416B2 (ja) 2020-03-23 2023-12-21 Ａｇｃ株式会社 ホルダ付きウインドウガラス
KR20210129869A (ko) 2020-04-21 2021-10-29 삼성전자주식회사 공기조화기의 실외기

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Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
EP2871427A1 (fr) * 2013-11-07 2015-05-13 Mitsubishi Electric Corporation Unité extérieure pour dispositif de climatisation
RU2596969C2 (ru) * 2013-11-07 2016-09-10 Мицубиси Электрик Корпорейшн Наружный модуль для устройства кондиционирования воздуха
EP3147579A4 (fr) * 2014-05-02 2018-01-31 Toshiba Carrier Corporation Équipement d'extérieur pour dispositif à cycle de réfrigération
EP2977696A1 (fr) * 2014-07-25 2016-01-27 Societe Industrielle de Chauffage (SIC) Systeme et procede de gestion des condensats liquides d'un echangeur thermique
FR3024216A1 (fr) * 2014-07-25 2016-01-29 Chauffage Soc Ind De Systeme de rafraichissement, climatisation ou chauffage a unites separees et caisson renfermant l'une des unites
FR3024222A1 (fr) * 2014-07-25 2016-01-29 Chauffage Soc Ind De Systeme de gestion des condensats liquides d'un echangeur thermique
EP2995873A3 (fr) * 2014-09-12 2016-05-04 LG Electronics Inc. Dispositif extérieur pour climatiseur
US10041704B2 (en) 2014-09-12 2018-08-07 Lg Electronics Inc. Outdoor device for an air conditioner
US10077910B2 (en) 2014-09-12 2018-09-18 Lg Electronics Inc. Outdoor device for an air conditioner
US10443902B2 (en) 2014-12-17 2019-10-15 Lg Electronics Inc. Outdoor device for an air conditioner
WO2020148888A1 (fr) 2019-01-18 2020-07-23 三菱電機株式会社 Unité extérieure pour climatiseur
US11802695B2 (en) 2019-01-18 2023-10-31 Mitsubishi Electric Corporation Outdoor unit of air-conditioning apparatus

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Publication number Publication date
EP2792955B1 (fr) 2016-11-30
AU2012353915A1 (en) 2014-07-17
JP5218629B2 (ja) 2013-06-26
EP2792955A4 (fr) 2015-12-02
JP2013122351A (ja) 2013-06-20
CN103988026B (zh) 2015-09-02
CN103988026A (zh) 2014-08-13
EP2792955A1 (fr) 2014-10-22
KR20140093755A (ko) 2014-07-28
KR101428444B1 (ko) 2014-08-07
AU2012353915B2 (en) 2014-09-25
US20140298844A1 (en) 2014-10-09

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