CN203771639U - Air conditioner and heat dissipation device of control device thereof - Google Patents
Air conditioner and heat dissipation device of control device thereof Download PDFInfo
- Publication number
- CN203771639U CN203771639U CN201420175745.7U CN201420175745U CN203771639U CN 203771639 U CN203771639 U CN 203771639U CN 201420175745 U CN201420175745 U CN 201420175745U CN 203771639 U CN203771639 U CN 203771639U
- Authority
- CN
- China
- Prior art keywords
- air
- conditioner
- radiator
- control device
- heat abstractor
- 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.)
- Expired - Lifetime
Links
- 230000017525 heat dissipation Effects 0.000 title abstract description 4
- 239000003507 refrigerant Substances 0.000 claims abstract description 32
- 238000010438 heat treatment Methods 0.000 claims abstract description 23
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 5
- 239000002826 coolant Substances 0.000 claims description 22
- 238000003032 molecular docking Methods 0.000 claims description 8
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical group [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 7
- 229910052782 aluminium Inorganic materials 0.000 claims description 7
- 239000004411 aluminium Substances 0.000 claims description 4
- 210000002421 cell wall Anatomy 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 11
- 238000010586 diagram Methods 0.000 description 4
- 238000003466 welding Methods 0.000 description 4
- 230000005855 radiation Effects 0.000 description 3
- 238000004378 air conditioning Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009795 derivation Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000010977 unit operation Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 229910052751 metal Inorganic materials 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
Landscapes
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses an air conditioner and a heat dissipation device of a control device thereof, wherein the heat dissipation device comprises a heat radiator which is contacted with and fixedly connected with a heating module of the control device, and the heat radiator is provided with a refrigerant channel; the refrigerant channel is provided with an inlet fixedly butted with an upstream refrigerant pipeline of the air conditioner and an outlet fixedly butted with a downstream refrigerant pipeline of the air conditioner. The utility model provides a controlling means's heat abstractor, its radiating effect is better, and can avoid producing vibration or contact failure's problem between radiator and the refrigerant pipeline.
Description
Technical field
The utility model relates to technical field of electric appliances, relates in particular to the mounting structure of a kind of air-conditioner and control device radiator thereof.
Background technology
The heat producing while work due to the control device frequency-variable module of air-conditioner is more, in order to prevent that the frequency-variable module of control device is because of the problem of overheated scaling loss, conventionally adopts air-cooled radiator to carry out auxiliary heat dissipation to the frequency-variable module of control device in prior art.
But air-cooled radiator takes up room larger, seriously limit the design space of product, air-cooled radiator need to consume portion of energy for heat radiation simultaneously, has reduced air-conditioning efficiency, is unfavorable for environmental protection and energy saving.
The above-mentioned drawback of bringing for fear of air-cooled loose people's device, has adopted the scheme of a kind of cold-producing medium cover refrigeration in this area, specific as follows described in.
Please refer to Fig. 1, Fig. 1 is control device heat abstractor schematic diagram in prior art.Cold-producing medium cover 20 is the rectangular-shaped cold-producing medium covers that adopt aluminium or other heat radiating metal to make, cold-producing medium cover 20 is provided with through hole, for refrigerant tubing 21 that outdoor heat converter and expansion valve are coupled together by above-mentioned through hole through cold-producing medium cover 20, after the through hole of refrigerant tubing 21 through cold-producing medium cover 20, be bent into U-shaped structure, overlap again another through hole of 20 through cold-producing medium to form circuitous configuration.
Printed circuit board (PCB) 31 is fixed in switch-box 40 by pad 32, and the power component 33 on printed circuit board (PCB) 31 is provided with heat transfer plate 50 between heat production element and cold-producing medium cover 20, and heat transfer plate 50 is fixed by screws on switch-box 40.
So, the heat that power component 33 on printed circuit board (PCB) 31 produces can conduct to cold-producing medium cover 20 by heat transfer plate, heat is conducted to the cold-producing medium in refrigerant tubing 21 by cold-producing medium cover 20, takes away, and then make printed circuit board (PCB) 31 obtain heat radiation with the heat that printed circuit board (PCB) 31 is distributed.
But, because the thermal resistance between refrigerant tubing 21 and cold-producing medium cover 20 is larger, there is heat loss, cause radiating effect poor.
In addition, due to refrigerant tubing 21 and two parts of cold-producing medium cover 20 for connecting together, in unit operation or transportation, both can produce relative motion, then cause both loose contacts, vibration large and cause the problem of poor heat radiation.
Therefore, the heat abstractor radiating effect of control device that how to solve air-conditioner in prior art is poor, and in air-conditioning unit operation or transportation, heat abstractor easily produces the problem of vibration and loose contact, becomes those skilled in the art's important technological problems to be solved.
Utility model content
The utility model provides a kind of heat abstractor of control device of air-conditioner, and its radiating effect is better, and can avoid producing between radiator and refrigerant tubing the problem of vibration or loose contact.The utility model also provides a kind of air-conditioner that comprises above-mentioned heat abstractor.
The heat abstractor of the control device of a kind of air-conditioner that the utility model provides, comprises the radiator that contacts and be fixedly connected with the heating module of described control device, and described radiator is provided with coolant channel; Described coolant channel is provided with the entrance fixedly docking with the upstream refrigerant tubing of air-conditioner, and the outlet of fixedly docking with the downstream refrigerant tubing of air-conditioner.
Preferably, described radiator is provided with groove, and described heating module is placed in described groove and contacts with the cell wall of described groove.
Preferably, described coolant channel comprises the multiple through holes that are arranged at described radiator, with the elbow that the entrance and exit of multiple described through holes is connected successively, so that described coolant channel forms roundabout shape structure.
Preferably, the end of described elbow is provided with weld-ring, and described elbow is welded in described radiator by described weld-ring.
Preferably, the madial wall of described coolant channel is provided with helicitic texture.
Preferably, described radiator is fixedly connected with described heating module by connector.
Preferably, described connector is screw, rivet or pin.
Preferably, described radiator is Aluminium Radiator, and described elbow is aluminum elbow.
The utility model also provides a kind of air-conditioner, comprises the heat abstractor of the control device described in as above any one.
Preferably, described air-conditioner is provided with electrical appliance kit, described electrical appliance kit comprises switch gate and the first fixed head, described switch gate is connected with described the first fixed head opening or closing, in described electrical appliance kit, be also provided with the second fixed head, described control device is fixedly installed on the second fixed head and is close to a side of described switch gate, and described the second fixed head is provided with through hole, and described heating module is exposed to the opposite side of described the second fixed head by described through hole.
Preferably, described control device is fixedly installed on described the second fixed head by installing plate.
Preferably, the front panel of described switch gate and described air-conditioner is to arrange face-to-face.
Preferably, the condenser of described air-conditioner is arranged at the tergal position near described air-conditioner, and the setting adjacent with described condenser of described heat abstractor.
The heat abstractor of the control device of a kind of air-conditioner that the utility model provides, comprises the radiator that contacts and be fixedly connected with the heating module of described control device, and described radiator is provided with coolant channel; Described coolant channel is provided with the entrance fixedly docking with the upstream refrigerant tubing of air-conditioner, and the outlet of fixedly docking with the downstream refrigerant tubing of air-conditioner.So arrange, the heat abstractor that the utility model provides, because radiator is directly contact and be fixed together with the heating module of control device, therefore, the thermal resistance between the two is less, and the heat that heating module produces more easily distributes.In addition, because refrigerant tubing docks fixingly with radiator passage, extend into radiator inside, the heat abstractor that the utility model provides than refrigerant tubing in prior art, avoid having gap between refrigerant tubing and radiator, and the problem of the loose contact causing and vibration.Therefore, the heat abstractor of the control device that the utility model provides, its radiating effect is better, and can avoid producing between radiator and refrigerant tubing the problem of vibration or loose contact.
The utility model also provides a kind of air-conditioner that comprises heat abstractor as above, so arrange, the air-conditioner that the utility model provides, the radiating effect of its control device is better, and has avoided producing between radiator and refrigerant tubing the problem of vibration or loose contact.
Brief description of the drawings
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, to the accompanying drawing of required use in embodiment or description of the Prior Art be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is control device heat abstractor schematic diagram in prior art;
Fig. 2 is air-conditioner interior layout schematic diagram in the utility model detailed description of the invention;
Fig. 3 is electrical appliance kit Unclosing structure schematic diagram in the utility model detailed description of the invention;
Fig. 4 is electrical appliance kit exploded perspective view in the utility model detailed description of the invention;
Fig. 5 is radiator and control device mounting structure exploded perspective view in the utility model detailed description of the invention;
Fig. 6 is radiator cutaway view in the utility model detailed description of the invention;
Fig. 7 is radiator and control device scheme of installation in the preferred version of the utility model detailed description of the invention;
In Fig. 1:
Cold-producing medium cover-20, refrigerant tubing-21, printed circuit board (PCB)-31, pad-32, power component-33, switch-box-40, heat transfer plate-50;
In Fig. 2-Fig. 7:
Condenser-10, control device-11, heating module-12, radiator-13, coolant channel-14, groove-15, through hole-16, elbow-17, the second fixed head-18, the first fixed head-19, installing plate-20.
Detailed description of the invention
The heat abstractor of the control device of the air-conditioner that this detailed description of the invention provides, its radiating effect is better, and can avoid producing between radiator and refrigerant tubing the problem of vibration or loose contact.This detailed description of the invention also provides a kind of air-conditioner that comprises above-mentioned heat abstractor.
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
Please refer to Fig. 2-Fig. 7, the heat abstractor of the control device 11 of the air-conditioner that this detailed description of the invention provides, comprises the radiator 13 that contacts and be fixedly connected with the heating module 12 of control device 11, and radiator 13 is provided with coolant channel 14; Coolant channel 14 is provided with the entrance fixedly docking with the upstream refrigerant tubing of air-conditioner, and the outlet of fixedly docking with the downstream refrigerant tubing of air-conditioner.
So arrange, the heat abstractor that this detailed description of the invention provides, because radiator 13 is directly contact and be fixed together with the heating module 12 of control device 11, therefore, the thermal resistance between the two is less, and the heat that heating module 12 produces more easily distributes.
In addition, because refrigerant tubing docks fixing with radiator 13 passages, extend into radiator 13 inside than refrigerant tubing in prior art, the heat abstractor that this detailed description of the invention provides, avoid having gap between refrigerant tubing and radiator 13, and the problem of the loose contact causing and vibration.
Therefore, the heat abstractor of the control device that this detailed description of the invention provides, its radiating effect is better, and can avoid vibrative problem between radiator 13 and refrigerant tubing or produce the problem of loose contact.
Please refer to Fig. 7, in the preferred version that this detailed description of the invention provides, radiator 13 can be provided with groove 15, and heating module 12 is placed in groove 15 and contacts with the cell wall of groove 15.
So arrange, heating module 12 is surrounded and contacts with the sidewall of groove 15 by groove 15, heating module 12 is larger with the contact area of radiator 13, and the heat that heating module 12 produces more easily conducts in radiator 13, and then is taken away by the cold-producing medium in radiator 13.It should be noted that, it is a kind of optimal way that groove 15 is set on radiator 13, therefore, also can groove 15 be set at radiator 13.
In addition, in another preferred version of this detailed description of the invention, coolant channel 14 comprises the multiple through holes 16 that are arranged at radiator 13, with the elbow 17 that the entrance and exit of multiple through holes 16 is connected successively, so that coolant channel 14 forms roundabout shape structure.
Such as, coolant channel 14 can comprise two through holes 16 that are arranged at radiator 13, the outlet of one of them through hole 16 is connected by elbow 17 with the entrance of another through hole 16.Certainly, coolant channel 14 also can comprise more through hole 16, such as three, four etc.So arrange, coolant channel 14 has just formed roundabout shape structure in radiator 13, and the contact area of cold-producing medium and radiator 13 has obtained effective increase, and then radiator 13 can conduct to more heat in cold-producing medium, is taken away by cold-producing medium.
It should be noted that, the elbow 17 that this detailed description of the invention provides can be connected with radiator 13 by the mode of welding, for convenient welding, can be provided with weld-ring in the end of elbow 17, when production, directly heat weld-ring, weld-ring is that fusible elbow 17 and the radiator 13 of making welds together.
So arrange, by welding manner, elbow 17 is connected with radiator 13, can effectively improve the connection reliability between the two.
In addition, in order further to increase the contact area of radiator 13 and cold-producing medium, to improve radiating effect, in this detailed description of the invention, the madial wall of coolant channel 14 can be provided with helicitic texture.
So arrange, helicitic texture can effectively increase the madial wall area of coolant channel 14, and then has increased the contact area of cold-producing medium and radiator 13, has improved radiating effect.
It should be noted that, the radiator 13 that this detailed description of the invention provides can be fixedly connected with heating module 12 by connector, such as, can be connected by screw, certainly, also can be connected by other connector, such as, can also be connected by the connector such as pin, rivet.
In addition, in this detailed description of the invention, radiator 13 can be Aluminium Radiator 13, and elbow 17 is aluminum elbow 17.Radiator 13 and elbow 17 adopt identical material to process, and can avoid producing between the two potential corrosion, and can make the more firm of the two welding.Certainly, radiator 13 and elbow 17 also can adopt other material to process, such as, copper etc.
This detailed description of the invention also provides a kind of air-conditioner that comprises heat abstractor as above, so arrange, the air-conditioner that this detailed description of the invention provides, the radiating effect of its control device 11 is better, and has avoided producing between radiator 13 and refrigerant tubing the problem of vibration or loose contact.The derivation of the beneficial effect that the derivation of this beneficial effect and above-mentioned heat abstractor bring is substantially similar, therefore repeat no more herein.
In a preferred version again of this detailed description of the invention, air-conditioner is provided with electrical appliance kit, electrical appliance kit comprises switch gate, the second fixed head 18 and the first fixed head 19, switch gate is connected with the first fixed head 19 opening or closing, the second fixed head 18 is fixedly installed in the inside of electrical appliance kit, control device 11 is fixedly installed on the outside of the second fixed head 18, the second fixed head 18 is close to a side of switch gate, the second fixed head 18 is provided with through hole, and heating module 12 is exposed to the inner side of the second fixed head 18 by through hole.
So arrange, electrical appliance kit is set to have the structure of switch gate, opens switch gate and can overhaul electrical appliance kit inside, handled easily.
In addition, in this detailed description of the invention, control device can be fixedly installed on the second fixed head 18 by installing plate 20.
So arrange, installing plate 20, for supporting control device 11, can reduce the deflection of control device 11, has avoided being only screwed in prior art control device 11, and then cause the components and parts stress deformation of control device 11, the problem of the easy sealing-off of SMD components of control device the inside.
Further, the switch gate of electrical appliance kit and the front panel of air-conditioner are to arrange face-to-face, so arrange, in the time need to overhauling the inner member of electrical appliance kit, only the front panel of air-conditioner need be disassembled, the switch gate that can directly open electrical appliance kit overhauls its inner member, handled easily.
In addition, in this detailed description of the invention, condenser is arranged at the tergal position near air-conditioner, the adjacent setting of heat abstractor and condenser.
So arrange, radiator 13 is relatively close to the rear plate of electrical appliance kit, and radiator 13 is close to the one side relative with electrical appliance kit switch gate, the rear plate of electrical appliance kit is close to the backboard of air-conditioner, condenser is also close to the backboard of air-conditioner, and so, heat abstractor and condenser locations are more close.So, heating module 12 relatively approaches the pipe that of condenser 10, and it is shorter that radiator 13 is connected to the pipeline of condenser 10, reduces the consumption of refrigerant pipe, and convenient installation.
And electrical appliance kit is set to structure that can switch, can overhaul electrical appliance kit inside easily.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiment, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (11)
1. a heat abstractor for the control device of air-conditioner, is characterized in that, comprises the radiator that contacts and be fixedly connected with the heating module of described control device, and described radiator is provided with coolant channel; Described coolant channel is provided with the entrance fixedly docking with the upstream refrigerant tubing of air-conditioner, and the outlet of fixedly docking with the downstream refrigerant tubing of air-conditioner.
2. heat abstractor as claimed in claim 1, is characterized in that, described radiator is provided with groove, and described heating module is placed in described groove and contacts with the cell wall of described groove.
3. heat abstractor as claimed in claim 1, it is characterized in that, described coolant channel comprises the multiple through holes that are arranged at described radiator, with the elbow that the entrance and exit of multiple described through holes is connected successively, so that described coolant channel forms roundabout shape structure.
4. heat abstractor as claimed in claim 1, is characterized in that, the madial wall of described coolant channel is provided with helicitic texture.
5. heat abstractor as claimed in claim 1, is characterized in that, described radiator is fixedly connected with described heating module by connector.
6. heat abstractor as claimed in claim 3, is characterized in that, described radiator is Aluminium Radiator, and described elbow is aluminum elbow.
7. an air-conditioner, is characterized in that, comprises the heat abstractor of the control device as described in claim 1-6 any one.
8. air-conditioner as claimed in claim 7, it is characterized in that, described air-conditioner is provided with electrical appliance kit, described electrical appliance kit comprises switch gate and the first fixed head, described switch gate is connected with described the first fixed head opening or closing, is also provided with the second fixed head in described electrical appliance kit, and described control device is fixedly installed on the second fixed head and is close to a side of described switch gate, described the second fixed head is provided with through hole, and described heating module is exposed to the opposite side of described the second fixed head by described through hole.
9. air-conditioner as claimed in claim 8, is characterized in that, described control device is fixedly installed on described the second fixed head by installing plate.
10. air-conditioner as claimed in claim 8, is characterized in that, the front panel of described switch gate and described air-conditioner is to arrange face-to-face.
11. air-conditioners as claimed in claim 10, is characterized in that, the condenser of described air-conditioner is arranged at the tergal position near described air-conditioner, and the setting adjacent with described condenser of described heat abstractor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420175745.7U CN203771639U (en) | 2014-04-11 | 2014-04-11 | Air conditioner and heat dissipation device of control device thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420175745.7U CN203771639U (en) | 2014-04-11 | 2014-04-11 | Air conditioner and heat dissipation device of control device thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203771639U true CN203771639U (en) | 2014-08-13 |
Family
ID=51288825
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420175745.7U Expired - Lifetime CN203771639U (en) | 2014-04-11 | 2014-04-11 | Air conditioner and heat dissipation device of control device thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203771639U (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106091168A (en) * | 2015-04-30 | 2016-11-09 | 三星电子株式会社 | The outdoor unit of air-conditioning and the control device for outdoor unit |
| CN106091169A (en) * | 2016-06-06 | 2016-11-09 | 珠海格力电器股份有限公司 | Radiator, controller and air conditioner |
| CN107592773A (en) * | 2017-09-06 | 2018-01-16 | 珠海格力电器股份有限公司 | Heating part radiator and air conditioner comprising same |
| CN107591379A (en) * | 2017-07-24 | 2018-01-16 | 广东美的暖通设备有限公司 | The heat abstractor and transducer air conditioning of transducer air conditioning drive module chip |
| CN108151187A (en) * | 2017-12-26 | 2018-06-12 | 青岛海信日立空调系统有限公司 | A kind of electrical appliance kit refrigerant radiator structure and air-conditioner outdoor unit |
| CN111213012A (en) * | 2017-10-11 | 2020-05-29 | 日立江森自控空调有限公司 | Outdoor unit and indoor unit of air conditioner |
| US10941955B2 (en) | 2017-10-27 | 2021-03-09 | Dometic Sweden Ab | Systems, methods, and apparatuses for providing communications between climate control devices in a recreational vehicle |
| CN113513789A (en) * | 2021-07-20 | 2021-10-19 | 珠海三友环境技术有限公司 | Integrated water-cooling air conditioner |
| US11254183B2 (en) | 2017-08-25 | 2022-02-22 | Dometic Sweden Ab | Recreational vehicle, cooling device, controlling system and method for controlling the cooling device |
-
2014
- 2014-04-11 CN CN201420175745.7U patent/CN203771639U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106091168A (en) * | 2015-04-30 | 2016-11-09 | 三星电子株式会社 | The outdoor unit of air-conditioning and the control device for outdoor unit |
| CN106091169A (en) * | 2016-06-06 | 2016-11-09 | 珠海格力电器股份有限公司 | Radiator, controller and air conditioner |
| CN107591379A (en) * | 2017-07-24 | 2018-01-16 | 广东美的暖通设备有限公司 | The heat abstractor and transducer air conditioning of transducer air conditioning drive module chip |
| US11254183B2 (en) | 2017-08-25 | 2022-02-22 | Dometic Sweden Ab | Recreational vehicle, cooling device, controlling system and method for controlling the cooling device |
| US11919363B2 (en) | 2017-08-25 | 2024-03-05 | Dometic Sweden Ab | Recreational vehicle, cooling device, controlling system and method for controlling the cooling device |
| CN107592773A (en) * | 2017-09-06 | 2018-01-16 | 珠海格力电器股份有限公司 | Heating part radiator and air conditioner comprising same |
| CN111213012A (en) * | 2017-10-11 | 2020-05-29 | 日立江森自控空调有限公司 | Outdoor unit and indoor unit of air conditioner |
| US10941955B2 (en) | 2017-10-27 | 2021-03-09 | Dometic Sweden Ab | Systems, methods, and apparatuses for providing communications between climate control devices in a recreational vehicle |
| CN108151187A (en) * | 2017-12-26 | 2018-06-12 | 青岛海信日立空调系统有限公司 | A kind of electrical appliance kit refrigerant radiator structure and air-conditioner outdoor unit |
| CN113513789A (en) * | 2021-07-20 | 2021-10-19 | 珠海三友环境技术有限公司 | Integrated water-cooling air conditioner |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20140813 |
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| CX01 | Expiry of patent term |