CN102141275A - Outdoor unit for air conditioner - Google Patents
Outdoor unit for air conditioner Download PDFInfo
- Publication number
- CN102141275A CN102141275A CN2010106007839A CN201010600783A CN102141275A CN 102141275 A CN102141275 A CN 102141275A CN 2010106007839 A CN2010106007839 A CN 2010106007839A CN 201010600783 A CN201010600783 A CN 201010600783A CN 102141275 A CN102141275 A CN 102141275A
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- heat exchanger
- demarcation strip
- outdoor unit
- framework
- along
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Abstract
The present invention provides a small outdoor unit for an air conditioner having good power conversion efficiency. The outdoor unit is provided with a compressor (30A, 30B) disposed on a bottom plate (12) of a housing (11); a heat exchanger (21) designed to be substantially U-shaped in section and disposed on the bottom plate (12) along three surfaces of a back surface side and both side surface sides of the housing (11); an air blower (22) disposed above the heat exchanger (21). The outdoor unit (10) of the air conditioner is characterized in that the heat exchanger (21) is designed so that the length (L1) in a depth direction located at both the side surface sides of the housing (11) is set to be longer than the length (L2) in a width direction located at the back surface side of the housing (11), a divider (38) is provided to divide the housing (11) into a heat exchange chamber (39) having the heat exchanger (21) and a mechanical chamber (40) having the compressor (30A, 30B) and arranged on the rear of the heat exchange chamber (39), and two ends of the divider (38) are respectively fixed to tube plates (21A) of the heat exchanger (21).
Description
Technical field
The present invention relates to the top of framework possess air blast on blow out the outdoor unit of the conditioner of type.
Background technology
The known outdoor unit that a kind of conditioner is arranged, it possesses usually: be configured in the compressor on the base plate of framework; Be configured in the cross section heat exchanger of コ font roughly on the base plate along the rear side of framework and this three face of two sides side; Be configured in the air blast (for example, with reference to patent documentation 1) on the top of this heat exchanger.In this kind outdoor unit, directly fall on the compressor that possesses electric element in order to prevent raindrop, the Machine Room with water proofing property is set in framework, in this Machine Room, accommodate compressor.
Patent documentation 1: TOHKEMY 2006-189196 communique
Yet, for the Machine Room is set, therefore the heat transfer area of the heat exchanger of outdoor unit and air blast limited space system exist the energy conversion efficiency of outdoor unit are brought influence, perhaps in order to ensure enough heat transfer areas and air blast space and the problem that outdoor unit maximizes.
Summary of the invention
The present invention In view of the foregoing proposes, and its purpose is to provide the outdoor unit of the good small-sized conditioner of energy conversion efficiency.
In order to finish above-mentioned purpose, the invention provides a kind of outdoor unit of conditioner,
It possesses: be configured in the compressor on the base plate of framework; Be configured in the cross section heat exchanger of コ font roughly on the described base plate along the rear side of described framework and this three face of two sides side; Be configured in the air blast on the top of this heat exchanger, the outdoor unit of described conditioner is characterised in that, the length of depth direction that described heat exchanger forms the two sides side that is positioned at described framework is longer than the length of the width of the rear side that is positioned at described framework, be provided with and be divided into heat-exchanging chamber in the described framework along front and back and have the demarcation strip of the Machine Room of described compressor, and the two ends of this demarcation strip are individually fixed in the tube sheet of described heat exchanger with described heat exchanger.
In this structure, can form described air blast and be configured in respectively apart from the structure of the distance position about equally of the rear side of described framework and two sides side.In addition, can form following structure: described demarcation strip possess be fixed in described tube sheet and along the cross section left and right sides plate that extends of the inboard of the described heat exchanger of コ font roughly, at least one side's side plate is with along with the mode of leaving the inner surface of this heat exchanger from described tube sheet towards the inboard of described heat exchanger is formed slopely.In addition, can form following structure: described demarcation strip has last demarcation strip and the following demarcation strip that forms along being divided into two parts up and down, and described demarcation strip is configured to load and unload and is fixed in described tube sheet freely.In addition, can form the described demarcation strip of going up and be bent to the structure that its top becomes the inclined plane.In addition, can form described down demarcation strip and possess peristome, the pipe arrangement that each the indoor equipment that is configured in described heat-exchanging chamber and described Machine Room is connected is by the structure of described peristome.
The invention effect
According to the present invention, the length of depth direction that heat exchanger forms the two sides side that is positioned at framework is longer than the length of the width of the rear side that is positioned at framework, be provided with and be divided into heat-exchanging chamber in the framework along front and back and have the demarcation strip of the Machine Room of compressor with heat exchanger, and the two ends of this demarcation strip are individually fixed in the tube sheet of heat exchanger, therefore, can in framework, form the Machine Room simply.And, even the framework miniaturization also can be guaranteed the heat transfer area of enough heat exchangers.And, can heat exchanger be set along rear side and this integral body of three of two sides side of framework, the heat transfer area of heat exchanger can be provided with wide, thereby can play the such effect of energy conversion efficiency that improves outdoor unit.
Description of drawings
Fig. 1 is the stereoscopic figure of outdoor unit of the conditioner of expression one embodiment of the present invention.
Fig. 2 is the front view that unloads the outdoor unit under the state of front panel.
Fig. 3 is the sectional view of outdoor unit.
Fig. 4 is the vertical view of the internal structure of expression outdoor unit.
Fig. 5 is the partial perspective view of outdoor unit of the state that is provided with of expression demarcation strip.
Symbol description:
The L1 depth direction
The L2 width
10 outdoor units
11 unit housings (framework)
12 base plates
15 front panels
The 15A top panel
The 15B lower panel
21 heat exchangers
The 21A tube sheet
22 air blasts
25A blows out opening
30A, 30B compressor
32 refrigerant loop component parts
34 Denso casees
35 reservoirs
36 grease traps
37 accumulator tanks
38 demarcation strips
The last demarcation strip of 38A
Demarcation strip under the 38B
The 38C peristome
39 heat-exchanging chambers
40 Machine Rooms
The O rotating shaft
The specific embodiment
Below, with reference to accompanying drawing, embodiments of the present invention are described.
The conditioner of present embodiment is made of outdoor unit 10 and indoor unit (not shown), carries out cooling operation and warming operation by cold-producing medium is flowed in the refrigerant loop that utilizes refrigerant piping to connect.Outdoor unit 10 is arranged at outdoor, carries out heat exchange with outdoor air, thereby makes condensation of refrigerant and emit heat to extraneous gas when cooling operation, makes the cold-producing medium evaporation and obtain heat from extraneous gas when warming operation.In addition, below the left and right directions that reaches up and down of narration is illustrated under the state that is provided with outdoor unit 10 direction when its front face side is observed.
Fig. 1 is the stereoscopic figure of outdoor unit 10, and Fig. 2 is the front view that unloads the outdoor unit 10 under the state of front panel.Outdoor unit 10 possesses the roughly unit housings of cuboid box shape (framework) 11, and this unit housings 11 has: be erected on the pair of leg member 13,13 that extends along fore-and-aft direction and fixing base plate 12; Four jiaos of pillars 14 that extend along vertical from this base plate 12; Front panel 15.
On base plate 12, dispose heat exchanger 21 described later, form the back side and the left and right sides face of unit housings 11 by this heat exchanger 21.And, dispose air blast 22 on the top of heat exchanger 21, around this air blast 22, dispose horn mouth 25, dispose the fan protector 26 that prevents to the contact of air blast 22 on the opening 25A blowing out of this horn mouth 25.And, around horn mouth 25, be provided with the decoration panel 27 that possesses heat-barrier materials such as foamed styrene.
The configuration structure of each equipment in the unit housings 11 then, is described.
Fig. 3 is the sectional view of outdoor unit 10, and Fig. 4 is the front view of the internal structure of expression outdoor unit 10.
As shown in Figure 3, air blast 22 possess the top that is configured in heat exchanger 21 fan motor 23, be installed in this fan motor 23 the axle on propeller fan (impeller) 24 and constitute.Between adjacent pillar 14,14, be provided with the not shown coupling member that links this pillar 14,14 in the position of the upper end that is equivalent to heat exchanger 21, fan motor 23 is fixed on the scaffold 16 that is erected between the above-mentioned coupling member.
When driving propeller fan 24 rotations by fan motor 23, extraneous air is from around the outdoor unit 10, more particularly shown in arrow X Fig. 3,4, be inhaled in the unit housings 11 from the left surface side except the front, rear side and the right flank side of unit housings 11, and discharge to the outside by facial the blowing out opening 25A of horn mouth 25 that is provided with on this unit housings 11.That is, this outdoor unit 10 constitute blow out from above heat-exchanged air above blow out type.
As shown in Figure 4, unit housings 11 forms the essentially rectangular of the length L 1 of depth direction than length L 2 length of width.In addition, the air blast 22 rotating shaft O that is configured to propeller fan 24 is positioned at respectively apart from the position of the rear side and the two sides side distance about equally of unit housings 11.Therefore, in this structure, the position from the rotating shaft O that air blast 22 is configured in propeller fan 24 to back side side shifting, the front face side at air blast 22 correspondingly forms the space thus.Dispose Denso case 34 in the space that the place ahead of this air blast 22 forms, Denso case 34 is configured on the short transverse and air blast 22 and horn mouth 25 position overlapped, and is screwed together in pillar 14,14.Thus, Denso case 34 can not hinder by heat exchanger 21 flowing of the air that blows out from air blast 22, can reduce the flowing resistance in the unit housings 11, therefore need not unit housings 11 maximized and can realize the reduction of air blast noise.
On the base plate 12 of unit housings 11, dispose and bend to cross section roughly コ word shape and the heat exchanger 21 that forms, along the back side and the right flank configuration, and the length L 3 of depth direction forms longly than the length L 4 of width this heat exchanger 21 from the left surface of unit housings 11.Roughly コ word shape and the both ends of the surface of the heat exchanger 21 that forms possess and are used for fixing in this heat exchanger 21 the tube sheet 21A of the refrigerant pipe of serpentine curved configuration continuously bending to the cross section.In addition, in the present embodiment, heat exchanger 21 is by bending to roughly コ word shape and integrally formed of cross section, but also can be for example with form the cross section roughly two heat exchanger arranged opposite of L word shape become roughly コ word shape of cross section.
Inboard being surrounded by heat exchanger 21 disposes the reservoir 35, grease trap 36 and the accumulator tank 37 that constitute the part of refrigerant loop with above-mentioned compressor 30A, 30B, refrigerant loop component parts 32 on base plate 12.And the center upper portion at reservoir 35 is fixed with framework 17, and framework 17 extends from the upper end of reservoir 35 and is fixed in the coupling member that links pillar 14,14, prevents the swing of reservoir 35.
Above-mentioned reservoir 35, grease trap 36 and accumulator tank 37 are the pressure vessels that temporarily accumulate cold-producing medium or refrigerating machine oil, and frequency of maintenance is low.On the other hand, because above-mentioned compressor 30A, 30B, refrigerant loop component parts 32 possesses electric elements such as motor, coil, so the frequency of maintenance height.Therefore, the demarcation strip 38 that extends to the bottom of Denso case 34 from the base plate 12 upward is set in this structure, as shown in Figure 3, will be divided into heat-exchanging chamber 39 and Machine Room 40 in the unit housings 11 by this demarcation strip 38.And, in Machine Room 40, accommodate frequency of maintenance high compressor 30A, 30B, refrigerant loop component parts 32, in heat-exchanging chamber 39, accommodate the low heat exchanger of frequency of maintenance 21, reservoir 35, grease trap 36 and accumulator tank 37.Can prevent that by this demarcation strip 38 raindrop from directly falling on each equipment that is housed in the Machine Room 40.
As shown in Figure 5, demarcation strip 38 is configured in unit housings 11 and forms the roughly inboard of the heat exchanger 21 of コ word shape, cross section, and it is divided into demarcation strip 38A and following demarcation strip 38B two parts.Thus, be contained under the situation of maintenance of each equipment in the heat-exchanging chamber 39, only unload demarcation strip 38A and just can carry out operation, therefore unload the operation raising of demarcation strip 38 at needs.
And last demarcation strip 38A has mainboard 51A, upper plate 51B, these four plates of side plate 51C, 51D, and each plate is fixed by screw threads for fastening or welding each other and formed.Thus, and compare, can make the last demarcation strip 38A of complicated shape with low cost by formation such as punch formings.
It is roughly the same that the mainboard 51A of last demarcation strip 38A and following demarcation strip 38B form cross sectional shape, and demarcation strip 38 has thus: the back side 61; The left and right sides face 62,63 that the back side 61 is bent into approximate right angle towards the place ahead of unit housings 11 and forms; Side 62,63 is bent into approximate right angle towards the outside of unit housings 11 and forms installation portion 64,65 with the back side 61 almost parallels, wherein, installation portion 64,65 is fixed in the tube sheet 21A of heat exchanger 21.
In addition, be formed with a plurality of screwed holes on installation portion 64,65, by these a plurality of screwed holes, demarcation strip 38 screws togather and loads and unloads to be arranged on freely and forms the cross section roughly on the tube sheet 21A of the heat exchanger 21 of コ word shape.Thus, screw togather the structure that is fixed in heat exchanger 21, therefore can in unit housings 11, form Machine Room 40 simply owing to form the demarcation strip 38 that constitutes Machine Room 40.In addition, can therefore the heat transfer area of heat exchanger 21 can be provided with wide along left and right side and this configured in one piece heat exchanger 21 of three of the back side of unit housings 11.
The upper plate 51B of last demarcation strip 38A is set to extend to from the back side 61 of last demarcation strip 38A the inclined plane (with reference to Fig. 3) of the bottom of Denso case 34.Thus, the flowing of the air that sucks and blown out by the air blast 22 from the top that is configured in heat exchanger 21 from heat exchanger 21 can not be separated plate 38 and hinder, and flowing of the wind in the heat-exchanging chamber 39 is good.
The front face side end of upper plate 51B has edge portion 52, this edge portion 52 by bending upper plate 51B with base plate 12 almost parallels, this edge portion 52 is arranged to join with the bottom surface of Denso case 34, and when Denso case 34 and pillar 14,14 were screwed togather, edge portion 52 kept Denso case 34 on short transverse.
In addition, be formed with inspection opening 53 and lead-in wire fairlead 54 on the inclined plane of upper plate 51B.Check with opening 53 to cover by panel 53A usually that panel 53A loading and unloading are arranged at upper plate 51B freely.Check with opening 53 it is to be used for the opening in the 40 sides inspection heat-exchanging chamber 39 from the Machine Room, thus, when the inspection of carrying out in the heat-exchanging chamber 39 that the face side of unit housings 11 is sealed by demarcation strip 38 and Denso case 34, unload and cover the panel 53A that checks with opening 53, thereby can carry out the inspection in the heat-exchanging chamber 39 easily.
Be formed with the peristome 38C that pipe arrangement that the equipment that will be configured in the Machine Room 40 divided by demarcation strip 38 and each chamber of heat-exchanging chamber 39 is connected passes through in the following lower backside of demarcation strip 38B, various connecting pipings are connected with each equipment via this peristome 38C between Machine Room 40 and heat-exchanging chamber 39.Thus, when unloading demarcation strip 38A in order to carry out maintenance activity, above-mentioned connecting pipings can not become obstacle, the maintenance activity raising.
As described above, according to present embodiment, because heat exchanger 21 along the rear side of the unit housings 11 of the length L 1 that the forms depth direction essentially rectangular longer and length L 3 that these three of two sides sides the are provided with depth direction roughly コ font longer than the length L 4 of width than the length L 2 of width, even therefore unit housings 11 miniaturizations also can be guaranteed the heat transfer area of enough heat exchangers 21.In addition, owing to be provided with unit housings 11 is divided into heat-exchanging chamber 39 with heat exchanger 21 and the demarcation strip 38 with heat exchanger 40 of compressor 30A, 30B along front and back, and be the tube sheet 21A that installation portion 64,65 is individually fixed in heat exchanger 21 with the two ends of this demarcation strip 38, therefore can in unit housings 11, form Machine Room 40 simply.And, can heat exchanger 21 be set along rear side and this integral body of three of two sides side of unit housings 11, the heat transfer area of heat exchanger 21 can be provided with wide.And, can prevent that raindrop from directly falling on compressor 30A, the 30B of electric elements such as possessing motor, coil.
In addition, according to present embodiment, because by fan motor 23 be installed in air blast 22 that the propeller fan 24 on the axle of this fan motor 23 constitutes and be configured in, therefore can reduce the influence of mobile (stream circles round) of the wind that 38 pairs of demarcation strips produce unit housings 11 in along the axle of air blast 22 from the rear side of the unit housings 11 of the length L 1 that the forms depth direction essentially rectangular longer and the position that the two sides side is left distance about equally respectively than the length L 2 of width.
In addition, according to present embodiment, demarcation strip 38 possesses and is fixed in tube sheet 21A and the left and right sides plate 62,63 that extends of the inboard of the heat exchanger 21 of コ font roughly along the cross section, at least one side in the side plate 62,63 with along with from tube sheet 21A towards the inboard of heat exchanger 21 and the mode of leaving the inner surface of heat exchanger 21 gradually tilt and form, even therefore forming the roughly inboard configuration demarcation strip 38 of the heat exchanger 21 of コ font of cross section, between demarcation strip 38 and heat exchanger 21, also be provided with the gap, can be by the part of demarcation strip 38 cover heating interchangers 21.In addition, the flow direction that flows that is inhaled into the air in the unit housings 11 via heat exchanger 21 can not change sharp owing to demarcation strip 38.Therefore, can effectively utilize the heat transfer area of heat exchanger 21, can not damage the heat exchanger effectiveness of heat exchanger 21.
In addition, according to present embodiment, because demarcation strip 38 is divided into demarcation strip 38A and demarcation strip 38B two parts, and demarcation strip 38 loading and unloading are screwed together in the tube sheet 21A of heat exchanger 21 freely, therefore be housed under the situation of each equipment in the heat-exchanging chamber 39 needing repairing, can carry out operation by only easily unloading demarcation strip 38A, the operation raising of unloading of demarcation strip 38 can reduce the maintenance labour.
In addition, according to present embodiment, the upper bend Cheng Congqi back side of last demarcation strip 38A extends to the inclined plane of the bottom of Denso case 34, therefore the sectional area of (stream circles round) direction that flows of the air in the unit housings 11 that sucks and blown out by the air blast 22 from the top that is configured in heat exchanger 21 from heat exchanger 21 can not change sharp, so can not damage the heat exchanger effectiveness of heat exchanger 21.
In addition, according to present embodiment, be formed with the peristome 38C that pipe arrangement that the equipment that will be configured in the Machine Room 40 divided by demarcation strip 38 and each chamber of heat-exchanging chamber 39 is connected passes through in the following lower backside of demarcation strip 38B, various connecting pipings are connected with each equipment via this peristome 38C, thus, when unloading demarcation strip 38A in order to carry out maintenance activity, above-mentioned connecting pipings can not become the obstacle of operation, maintenance activity raising.
Claims (6)
1. the outdoor unit of a conditioner, it possesses: be configured in the compressor on the base plate of framework; Be configured in the cross section heat exchanger of コ font roughly on the described base plate along the rear side of described framework and this three face of two sides side; Be configured in the air blast on the top of this heat exchanger, the outdoor unit of described conditioner is characterised in that,
The length of depth direction that described heat exchanger forms the two sides side that is positioned at described framework is longer than the length of the width of the rear side that is positioned at described framework,
Be provided with and be divided into heat-exchanging chamber in the described framework along front and back and have the demarcation strip of the Machine Room of described compressor, and the two ends of this demarcation strip are individually fixed in the tube sheet of described heat exchanger with described heat exchanger.
2. the outdoor unit of conditioner according to claim 1 is characterized in that,
Described air blast is configured in respectively apart from the rear side of described framework and the distance position about equally of two sides side.
3. the outdoor unit of conditioner according to claim 1 and 2 is characterized in that,
Described demarcation strip possess be fixed in described tube sheet and along the cross section left and right sides plate that extends of the inboard of the described heat exchanger of コ font roughly, at least one side's side plate is with along with the mode of leaving the inner surface of this heat exchanger from described tube sheet towards the inboard of described heat exchanger is formed slopely.
4. according to the outdoor unit of each described conditioner in the claim 1 to 3, it is characterized in that,
Described demarcation strip has last demarcation strip and the following demarcation strip that forms along being divided into two parts up and down, and described demarcation strip is configured to load and unload and is fixed in described tube sheet freely.
5. the outdoor unit of conditioner according to claim 4 is characterized in that,
Described upward demarcation strip is bent to its top becomes the inclined plane.
6. the outdoor unit of conditioner according to claim 4 is characterized in that,
Described down demarcation strip possesses peristome, and the pipe arrangement that the equipment that is configured in each chamber of described heat-exchanging chamber and described Machine Room is connected passes through described peristome.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2010017688A JP5496697B2 (en) | 2010-01-29 | 2010-01-29 | Air conditioner outdoor unit |
| JP2010-017688 | 2010-01-29 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102141275A true CN102141275A (en) | 2011-08-03 |
| CN102141275B CN102141275B (en) | 2014-05-07 |
Family
ID=44408967
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201010600783.9A Active CN102141275B (en) | 2010-01-29 | 2010-12-20 | Outdoor unit for air conditioner |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5496697B2 (en) |
| CN (1) | CN102141275B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104848433A (en) * | 2014-02-14 | 2015-08-19 | 松下知识产权经营株式会社 | Outdoor Unit of Air-Conditioner |
| CN104848434A (en) * | 2014-02-14 | 2015-08-19 | 松下知识产权经营株式会社 | Outdoor Unit of Air Conditioner |
| CN111316044A (en) * | 2017-11-15 | 2020-06-19 | 三菱电机株式会社 | Outdoor unit of air conditioner |
| WO2022116610A1 (en) * | 2020-12-03 | 2022-06-09 | 广东美的暖通设备有限公司 | Air conditioner outdoor unit |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP5919513B2 (en) * | 2011-08-31 | 2016-05-18 | パナソニックＩｐマネジメント株式会社 | Air conditioner outdoor unit |
| CN208382645U (en) * | 2017-01-23 | 2019-01-15 | 三菱电机株式会社 | Accumulator and outdoor unit |
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| JPS63259338A (en) * | 1987-04-13 | 1988-10-26 | Matsushita Refrig Co | Outdoor apparatus of air conditioner |
| JPH03570U (en) * | 1989-05-19 | 1991-01-07 | ||
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| JP2009052856A (en) * | 2007-08-29 | 2009-03-12 | Hitachi Appliances Inc | Outdoor unit for air-conditioner |
| CN101430118A (en) * | 2007-09-25 | 2009-05-13 | 三洋电机株式会社 | Outside unit of air conditioning apparatus |
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| JPH0737077Y2 (en) * | 1989-12-11 | 1995-08-23 | 株式会社クボタ | Heat exchanger |
| JP2002357335A (en) * | 2001-05-31 | 2002-12-13 | Daikin Ind Ltd | Outdoor machine of air conditioning apparatus |
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- 2010-01-29 JP JP2010017688A patent/JP5496697B2/en active Active
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| JPS5457659U (en) * | 1977-09-30 | 1979-04-20 | ||
| JPS55143467U (en) * | 1979-03-31 | 1980-10-14 | ||
| JPS63259338A (en) * | 1987-04-13 | 1988-10-26 | Matsushita Refrig Co | Outdoor apparatus of air conditioner |
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| JP2001021284A (en) * | 1999-07-12 | 2001-01-26 | Matsushita Electric Ind Co Ltd | Heat exchanger |
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| CN101430118A (en) * | 2007-09-25 | 2009-05-13 | 三洋电机株式会社 | Outside unit of air conditioning apparatus |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104848433A (en) * | 2014-02-14 | 2015-08-19 | 松下知识产权经营株式会社 | Outdoor Unit of Air-Conditioner |
| CN104848434A (en) * | 2014-02-14 | 2015-08-19 | 松下知识产权经营株式会社 | Outdoor Unit of Air Conditioner |
| CN104848433B (en) * | 2014-02-14 | 2019-08-16 | 松下知识产权经营株式会社 | The outdoor unit of air conditioner |
| CN104848434B (en) * | 2014-02-14 | 2019-08-16 | 松下知识产权经营株式会社 | The outdoor unit of air conditioner |
| CN111316044A (en) * | 2017-11-15 | 2020-06-19 | 三菱电机株式会社 | Outdoor unit of air conditioner |
| WO2022116610A1 (en) * | 2020-12-03 | 2022-06-09 | 广东美的暖通设备有限公司 | Air conditioner outdoor unit |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2011158108A (en) | 2011-08-18 |
| JP5496697B2 (en) | 2014-05-21 |
| CN102141275B (en) | 2014-05-07 |
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