WO2021111618A1 - Unité extérieure pour climatiseur - Google Patents

Unité extérieure pour climatiseur Download PDF

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Publication number
WO2021111618A1
WO2021111618A1 PCT/JP2019/047849 JP2019047849W WO2021111618A1 WO 2021111618 A1 WO2021111618 A1 WO 2021111618A1 JP 2019047849 W JP2019047849 W JP 2019047849W WO 2021111618 A1 WO2021111618 A1 WO 2021111618A1
Authority
WO
WIPO (PCT)
Prior art keywords
fan guard
outdoor unit
temporary fixing
air conditioner
engaging
Prior art date
Application number
PCT/JP2019/047849
Other languages
English (en)
Japanese (ja)
Inventor
嘉一 村上
優也 秦
Original Assignee
三菱電機株式会社
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 三菱電機株式会社 filed Critical 三菱電機株式会社
Priority to AU2019476785A priority Critical patent/AU2019476785B2/en
Priority to GB2203529.9A priority patent/GB2605275B/en
Priority to JP2021562418A priority patent/JP7321291B2/ja
Priority to DE112019007948.4T priority patent/DE112019007948T5/de
Priority to CN201980102640.4A priority patent/CN114746702A/zh
Priority to PCT/JP2019/047849 priority patent/WO2021111618A1/fr
Priority to US17/641,892 priority patent/US20220333795A1/en
Publication of WO2021111618A1 publication Critical patent/WO2021111618A1/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
    • F24F1/56—Casing or covers of separate outdoor units, e.g. fan guards

Definitions

  • the present invention relates to an outdoor unit of an air conditioner, and particularly to a fixed structure of a fan guard provided at a blowout opening of an air passage for blowing air.
  • an outdoor unit of an air conditioner having a fan guard covering a blowout opening of an air passage for blowing air has been disclosed (see, for example, Patent Document 1).
  • the outdoor unit of the air conditioner is configured to be provided with a fan guard so that, for example, the user does not touch the fan rotating from the blowout opening.
  • the fan guard is fixed by passing the screw through the screw insertion hole provided in the fan guard and fastening the screw to the front panel.
  • the fan guard is formed of a metal wire.
  • the surface of the fan guard is coated to ensure durability and design.
  • a part of the plurality of cross rails of the fan guard is formed so that the end portion can be hung on a jig for coating treatment. That is, the end portion of the cross rail is formed longer than the state when it is attached to the housing of the outdoor unit of the air conditioner, and the long formed extension portion is held by the jig.
  • the fan guard is coated while the extension portion is held by the jig, and when the coating treatment is completed, the extension portion is removed. When the extension portion is removed, the metal wire inside is exposed at the end of the cross rail. When the metal wire is exposed, there is a problem that the exposed portion is rusted and the durability and designability are impaired.
  • the present invention has been made to solve the above problems, and while enabling coating treatment of the fan guard, when the fan guard is attached to the housing, the cut surface of the portion from which the extension portion is removed is used. It is an object of the present invention to provide an outdoor unit of an air conditioner capable of ensuring durability and design.
  • the outdoor unit of the air conditioner according to the present invention is composed of a housing in which an opening of an air passage is formed on a front panel, a plurality of vertical rails, and a plurality of horizontal rails, and is a fan guard covering the opening.
  • a film is formed on the surface of the fan guard, and one of the plurality of cross rails of the fan guard is inserted into the housing at both ends in the left-right direction.
  • It is an engaging cross rail provided with a joint portion, and the temporary fixing engaging portion protrudes in the direction in which the housing is located from the end faces of both ends in the left-right direction of the plurality of cross rails other than the engaging cross rail.
  • the front panel is provided with an engaging hole corresponding to the temporary fixing engaging portion, and the tip of the temporary fixing engaging portion is exposed to metal and is formed in the engaging hole. It has been inserted.
  • the metal wire used as a hanging position on the jig during the coating process and the metal wire used for temporarily fixing to the front panel of the housing. Is common. Therefore, it is possible to temporarily fix the fan guard when attaching it to the front panel, and it is possible to accommodate the exposed metal wire inside the engaging hole. Therefore, rusting of the exposed portion of the metal wire of the fan guard is suppressed, and the durability and design of the outdoor unit of the air conditioner are improved.
  • FIG. 5 is an enlarged cross-sectional view of the periphery of the temporary fixing engaging portion 31 of the fan guard 16 according to the first embodiment.
  • FIG. 5 is an enlarged cross-sectional view of the periphery of the temporary fixing engaging portion 32 of the fan guard 16 according to the first embodiment.
  • Embodiment 1 Embodiment 1.
  • the outdoor unit 1 of the air conditioner according to the present invention will be described.
  • the form of the drawings is an example, and does not limit the present invention.
  • those having the same reference numerals in the respective figures are the same or equivalent thereof, which are common in the entire text of the specification.
  • the relationship between the sizes of the constituent members may differ from the actual one.
  • FIG. 1 is a perspective view of the outdoor unit 1 of the air conditioner according to the first embodiment.
  • the outdoor unit 1 of the air conditioner has, for example, a substantially rectangular parallelepiped housing 10. That is, as shown in FIG. 1, the outdoor unit 1 of the air conditioner comprises a bottom plate 2 forming the bottom of the outdoor unit 1 of the air conditioner and the front side of the housing 10 of the outdoor unit 1 of the air conditioner. Front panel 3, service panel 4 constituting the side surface side of the housing 10, front lower panel 5 arranged below the service panel 4, back upper panel 6 covering the right side and the back, and lower back. A side panel 7, a left side panel 8 provided on the left side facing the front panel 3 of the housing 10, and a top panel 9 constituting the top side of the housing 10 are provided.
  • the front panel 3 is provided with two openings 20 arranged side by side in the vertical direction.
  • Fans 14 are installed inside the openings 20.
  • the opening 20 is covered with a fan guard 16, and the outdoor unit 1 of the air conditioner is configured to prevent the user from touching the fan 14.
  • the rear upper panel 6, the rear lower panel 7, and the left side panel 8 are provided with an air suction port for taking in air inside the outdoor unit 1 of the air conditioner. The air sucked from the air suction port is discharged from the opening 20.
  • the configuration of the housing 10 of the outdoor unit 1 of the air conditioner is not limited to the above configuration, and can be changed as appropriate.
  • the panels constituting the housing 10 of the outdoor unit 1 of the air conditioner such as the front panel 3 may be combined and integrally formed. Further, each panel may be further composed of a plurality of separate panels.
  • the side of the housing 10 where the front panel 3 is arranged is "front”
  • the rear upper panel 6 side of the housing 10 facing the front panel 3 is "rear”
  • the housing 10 The left-right direction toward the front panel 3 of the above is called “left” or "right”.
  • the side of the top panel 9 of the housing 10 is referred to as "upper”
  • the side of the housing 10 where the bottom plate 2 facing the top panel 9 is located is referred to as "lower”.
  • FIG. 2 is a perspective view showing the internal structure of the housing 10 of the outdoor unit 1 of the air conditioner shown in FIG.
  • the inside of the outdoor unit 1 of the air conditioner is divided into a blower room S1 and a machine room S2 by a partition plate 17 and a heat exchanger 15.
  • a motor support 13 for fixing (not shown) and a motor support 13 are installed on the bottom plate 2.
  • an electric component (not shown) that supplies electric power to each component, an electric component box (not shown) that contains the electric component, and a refrigerant that is compressed and sent to the refrigerant pipe.
  • a compressor 11 and a refrigerant container 12 are provided.
  • the refrigerant that has flowed into the outdoor unit 1 of the air conditioner from an indoor unit equipped with an indoor heat exchanger (not shown) is compressed by the compressor 11, passes through the refrigerant piping, and is a heat exchanger arranged in the blower chamber S1. It is sent to 15. Cooling and heating functions are realized by the refrigerant circulation of the outdoor unit 1 and the indoor unit.
  • FIG. 3 is a perspective view of the front panel 3 of the housing 10 of the outdoor unit 1 of the air conditioner.
  • the front panel 3 is a panel that covers the front side of the blower chamber S1.
  • the outdoor unit 1 of the air conditioner has a fan 14 in the blower room S1.
  • the front panel 3 has an opening 20 on the front side of the fan 14.
  • the fan guard 16 is configured by combining a plurality of vertical rails 50 extending in the vertical direction and a plurality of horizontal rails 51 extending in the horizontal direction.
  • the plurality of vertical rails 50 and the plurality of horizontal rails 51 are each made of a metal wire.
  • the fan guard 16 arranged in front of the outdoor unit 1 of the air conditioner is coated with resin or the like to ensure durability and design. That is, since the fan guard 16 constitutes the appearance of the outdoor unit 1 of the air conditioner, durability against corrosion, rust, etc. is required. Further, since the fan guard 16 covers most of the front panel 3 of the outdoor unit 1 of the air conditioner, it greatly affects the design of the outdoor unit 1 of the air conditioner.
  • the surface of the fan guard 16 is coated with a resin or the like so that the metal wire inside does not come into contact with the outside air and moisture.
  • FIG. 4 is an enlarged view of part A of FIG. 1 as viewed from the inside of the housing 10.
  • FIG. 5 is an enlarged view of portion B of FIG. 1 as viewed from the inside of the housing 10.
  • the fan guard 16 has an engaging cross rail 30 having temporary fixing engaging portions 31 and 32 at both ends in the left-right direction, respectively.
  • the temporary fixing engaging portion 31 which is one of the temporary fixing engaging portions 31 and 32 of the engaging cross rail 30 is linear in the direction from the fan guard 16 toward the front panel 3. Extends to.
  • the direction from the fan guard 16 toward the front panel 3 is referred to as a first direction.
  • the first direction is perpendicular to the front panel 3.
  • the other temporary fixing engaging portion 32 is bent so that the tip portions intersect in the first direction.
  • the temporary fixing engaging portion 32 is bent downward.
  • the temporary fixing engaging portion 32 is caught in the engaging hole 21 of the front panel 3 because the tip portion is bent downward. Further, as shown in FIG. 4, the temporary fixing engaging portion 31 is inserted into the engaging hole 21 and extends linearly.
  • the engagement hole 21 includes a lower edge portion 22 located on the lower side and an upper edge portion 23 located above the lower edge portion 22.
  • the lower edge portion 22 is located on the side where the fan guard 16 is located with respect to the upper edge portion 23. That is, the lower edge portion 22 is located in front of the upper edge portion 23. Therefore, the engaging hole 21 is a hole that opens upward and penetrates in the front-rear direction even when viewed from the front.
  • the fan guard 16 can be temporarily fixed to the front panel 3 by engaging the temporary fixing engaging portion 32 and the engaging hole 21. After the fan guard 16 is temporarily fixed to the front panel 3, screws are inserted into the screw insertion portions 41 provided at the four corners of the fan guard 16, and the fan guard 16 is fixed to the front panel 3.
  • the screw insertion portions 41 are provided at both left and right ends of the fixed cross rail 40 located at the top of the plurality of cross rails 51 of the fan guard 16. Further, the screw insertion portion 41 is also provided at both left and right ends of the fixed cross rail 40 located at the bottom of the plurality of cross rails 51 of the fan guard 16.
  • FIG. 6 is an enlarged cross-sectional view of the periphery of the temporary fixing engaging portion 31 of the fan guard 16 according to the first embodiment.
  • FIG. 7 is an enlarged cross-sectional view of the periphery of the temporary fixing engaging portion 32 of the fan guard 16 according to the first embodiment.
  • the fan guard 16 is coated with a resin to ensure durability and design.
  • the fan guard 16 is covered with a coating material such as polypropylene as a resin, for example.
  • the fan guard 16 is held by the jig by using the temporary fixing engaging portion 31 provided at the end of the engaging cross rail 30 among the plurality of cross rails 51 constituting the fan guard 16. To. Specifically, as shown in FIG.
  • the temporary fixing engaging portion 31 includes a holding portion 35 held by a jig at a portion beyond the tip surface 34.
  • the holding portion 35 is formed so as to incline and extend from the tip surface 34 of the temporary fixing engaging portion 31 and to be parallel to the temporary fixing engaging portion 31 on the tip side.
  • the fan guard 16 is suspended from the jig by a bent portion of the holding portion 35 and coated.
  • the holding portion 35 is cut and removed after the coating is completed. Therefore, the tip surface 34 is not covered with the coating, and the metal wire is exposed.
  • the tip surface 34 projects toward the front panel 3 side from the tip surface of the screw insertion portion 41 and the end portions of the other cross rails. As shown in FIG. 6, the tip surface 34 is located inside the housing 10 with the fan guard 16 attached to the front panel 3. Therefore, the tip surface 34 is less likely to come into contact with moisture and is prevented from rusting. Further, even if the tip surface 34 is rusted, it cannot be visually recognized from the appearance of the outdoor unit 1 of the air conditioner, so that the outdoor unit 1 of the air conditioner can maintain the design.
  • the fan guard 16 is formed in a simple shape with a small number of bends as shown in FIG. 6 before coating, and the holding portion 35 can be formed into a suspension position at the time of coating with a simple structure, so that it is easy to manufacture. is there.
  • 1 outdoor unit 2 bottom plate, 3 front panel, 4 service panel, 5 front lower panel, 6 back upper panel, 7 back lower panel, 8 left panel, 9 top panel, 10 housing, 11 compressor, 12 Refrigerant container, 13 Motor support, 14 Fan, 15 Heat exchanger, 16 Fan guard, 17 Partition plate, 20 Opening, 21 Engagement hole, 30 Engagement cross rail, 31 Temporary fixing engagement part, 32 Temporary fixing Engagement part, 34 tip surface, 35 holding part, 40 fixed horizontal rail, 41 screw insertion part, 50 multiple vertical rails, 51 multiple horizontal rails, L plan view, S1 blower room, S2 machine room.

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  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Other Air-Conditioning Systems (AREA)

Abstract

Le but de la présente invention est de fournir une unité extérieure qui est destinée à des climatiseurs et qui peut assurer, lorsqu'une protection de ventilateur est fixée à un boîtier, la conception et la durabilité d'une section coupée d'une pièce dont une extension est retirée tout en permettant un processus de revêtement de la protection de ventilateur. L'unité extérieure pour climatiseurs comprend : un carter qui présente une ouverture d'un trajet d'air formé dans un panneau avant ; une protection de ventilateur qui est configurée en peignant une pluralité de barres verticales et une pluralité de barres transversales et qui recouvre l'ouverture. La protection de ventilateur présente un revêtement formé sur la surface, et l'une des barres transversales de la protection de ventilateur est une barre transversale de mise en prise dotée de parties de mise en prise de fixation temporaire au niveau des deux extrémités dans la direction transversale. Les parties de mise en prise de fixation temporaire sont formées au niveau de positions faisant saillie en direction de la position du carter à partir des faces d'extrémité des deux extrémités, dans la direction transversale, des barres transversales autres que la barre transversale de mise en prise. Un panneau avant est doté de trous de mise en prise correspondant aux parties de mise en prise de fixation temporaire, et les pointes des parties de mise en prise de fixation temporaire présentent un métal exposé à partir de celles-ci et sont insérées dans les trous de mise en prise.
PCT/JP2019/047849 2019-12-06 2019-12-06 Unité extérieure pour climatiseur WO2021111618A1 (fr)

Priority Applications (7)

Application Number Priority Date Filing Date Title
AU2019476785A AU2019476785B2 (en) 2019-12-06 2019-12-06 Outdoor unit for air-conditioning apparatus
GB2203529.9A GB2605275B (en) 2019-12-06 2019-12-06 Outdoor unit for air-conditioning apparatus
JP2021562418A JP7321291B2 (ja) 2019-12-06 2019-12-06 空気調和装置の室外機
DE112019007948.4T DE112019007948T5 (de) 2019-12-06 2019-12-06 Außeneinheit für eine Klimaanlage
CN201980102640.4A CN114746702A (zh) 2019-12-06 2019-12-06 空调装置的室外机
PCT/JP2019/047849 WO2021111618A1 (fr) 2019-12-06 2019-12-06 Unité extérieure pour climatiseur
US17/641,892 US20220333795A1 (en) 2019-12-06 2019-12-06 Outdoor unit for air-conditioning apparatus

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2019/047849 WO2021111618A1 (fr) 2019-12-06 2019-12-06 Unité extérieure pour climatiseur

Publications (1)

Publication Number Publication Date
WO2021111618A1 true WO2021111618A1 (fr) 2021-06-10

Family

ID=76221144

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2019/047849 WO2021111618A1 (fr) 2019-12-06 2019-12-06 Unité extérieure pour climatiseur

Country Status (7)

Country Link
US (1) US20220333795A1 (fr)
JP (1) JP7321291B2 (fr)
CN (1) CN114746702A (fr)
AU (1) AU2019476785B2 (fr)
DE (1) DE112019007948T5 (fr)
GB (1) GB2605275B (fr)
WO (1) WO2021111618A1 (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024071383A1 (fr) * 2022-09-29 2024-04-04 株式会社富士通ゼネラル Unité extérieure de dispositif à cycle de pompe à chaleur et dispositif à cycle de pompe à chaleur

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63108036U (fr) * 1986-12-29 1988-07-12
JPH10141710A (ja) * 1996-11-06 1998-05-29 Mitsubishi Electric Corp 空気調和機の室外ユニット
WO2018066127A1 (fr) * 2016-10-07 2018-04-12 三菱電機株式会社 Unité extérieure pour dispositif de climatisation
WO2018154686A1 (fr) * 2017-02-23 2018-08-30 三菱電機株式会社 Unité d'extérieur pour climatiseur
JP2018151137A (ja) * 2017-03-14 2018-09-27 株式会社富士通ゼネラル 空気調和機の室外機

Family Cites Families (8)

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Publication number Priority date Publication date Assignee Title
JPH0510918U (ja) * 1991-07-22 1993-02-12 株式会社富士通ゼネラル 室外機のフアンガード取付構造
JP3314842B2 (ja) * 1995-02-20 2002-08-19 株式会社富士通ゼネラル 空気調和機の室外機
US7201254B2 (en) * 2005-02-04 2007-04-10 Caterpillar Inc Machine housing component with acoustic media grille and method of attenuating machine noise
JP4980249B2 (ja) 2008-01-11 2012-07-18 三菱電機株式会社 冷凍空調装置の室外機
JP2010101592A (ja) 2008-10-27 2010-05-06 Mitsubishi Electric Corp 空気調和機の室外機
CN203349402U (zh) * 2013-06-09 2013-12-18 广东美的集团芜湖制冷设备有限公司 一种空调室外机
JP6515280B2 (ja) * 2015-04-06 2019-05-22 日本製鉄株式会社 切断端面から赤錆を発生させにくいプレコート鋼板組立体の作製方法およびこの方法で作製したプレコート鋼板組立体
JP6843583B2 (ja) * 2016-10-27 2021-03-17 日立ジョンソンコントロールズ空調株式会社 空気調和機の室外機

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63108036U (fr) * 1986-12-29 1988-07-12
JPH10141710A (ja) * 1996-11-06 1998-05-29 Mitsubishi Electric Corp 空気調和機の室外ユニット
WO2018066127A1 (fr) * 2016-10-07 2018-04-12 三菱電機株式会社 Unité extérieure pour dispositif de climatisation
WO2018154686A1 (fr) * 2017-02-23 2018-08-30 三菱電機株式会社 Unité d'extérieur pour climatiseur
JP2018151137A (ja) * 2017-03-14 2018-09-27 株式会社富士通ゼネラル 空気調和機の室外機

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2024071383A1 (fr) * 2022-09-29 2024-04-04 株式会社富士通ゼネラル Unité extérieure de dispositif à cycle de pompe à chaleur et dispositif à cycle de pompe à chaleur
JP7544108B2 (ja) 2022-09-29 2024-09-03 株式会社富士通ゼネラル ヒートポンプサイクル装置の室外機、及び、ヒートポンプサイクル装置

Also Published As

Publication number Publication date
GB2605275B (en) 2023-08-23
GB2605275A8 (en) 2022-10-26
DE112019007948T5 (de) 2022-09-15
JP7321291B2 (ja) 2023-08-04
AU2019476785A1 (en) 2022-06-23
GB202203529D0 (en) 2022-04-27
US20220333795A1 (en) 2022-10-20
CN114746702A (zh) 2022-07-12
AU2019476785B2 (en) 2023-08-31
JPWO2021111618A1 (fr) 2021-06-10
GB2605275A (en) 2022-09-28

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