CN103604170A - Heating and cooling air conditioner - Google Patents
Heating and cooling air conditioner Download PDFInfo
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- CN103604170A CN103604170A CN201310566382.XA CN201310566382A CN103604170A CN 103604170 A CN103604170 A CN 103604170A CN 201310566382 A CN201310566382 A CN 201310566382A CN 103604170 A CN103604170 A CN 103604170A
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- 238000010438 heat treatment Methods 0.000 title claims abstract description 44
- 238000001816 cooling Methods 0.000 title abstract description 12
- 239000003507 refrigerant Substances 0.000 claims abstract description 22
- 230000005855 radiation Effects 0.000 claims description 37
- 239000012530 fluid Substances 0.000 claims description 25
- 229910052751 metal Inorganic materials 0.000 claims description 24
- 239000002184 metal Substances 0.000 claims description 24
- 230000009711 regulatory function Effects 0.000 claims description 4
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical group [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 3
- 229910052802 copper Inorganic materials 0.000 claims description 3
- 239000010949 copper Substances 0.000 claims description 3
- 238000001514 detection method Methods 0.000 claims description 3
- 238000005057 refrigeration Methods 0.000 abstract description 8
- 230000000694 effects Effects 0.000 abstract description 5
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 5
- 238000007599 discharging Methods 0.000 description 12
- 230000005494 condensation Effects 0.000 description 7
- 238000009833 condensation Methods 0.000 description 7
- 238000004378 air conditioning Methods 0.000 description 3
- 238000013459 approach Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 229910052782 aluminium Inorganic materials 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 238000012512 characterization method Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000001704 evaporation Methods 0.000 description 1
- 230000008020 evaporation Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 239000004033 plastic Substances 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
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- 239000007787 solid Substances 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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Abstract
The invention discloses a heating and cooling air conditioner comprising a compressor, a four-way valve, an outdoor heat exchanger, an electrical control system, a first throttling element, an indoor heat exchanger, a one-way valve, a second throttling element and a controller. The second throttling element and the controller have an adjusting function. The electrical control system comprises an electrical control module and an electrical control radiator. The electrical control radiator has a refrigerant passage, and one end of the refrigerant passage is connected to the outdoor heat exchanger. The first throttling element is connected to the other end of the refrigerant passage. The one-way valve is connected to the outdoor heat exchanger and the first throttling element and is communicated in a one-way manner in the direction from the first throttling element to the outdoor heat exchanger. The controller controls the second throttling element to adjust the flow of refrigerant entering the electrical control radiator. According to an embodiment, in the refrigeration cycle, good cooling effect can be performed on the electrical control module, and the problems that reliability of the electrical control module is influenced through condensate water can be further solved.
Description
Technical field
The present invention relates to household appliance technical field, especially relate to a kind of heating and air conditioner.
Background technology
Along with the development of air-conditioning technical, convertible frequency air-conditioner has obtained general application in industry, but in the outdoor automatically controlled control system of transducer air conditioning, electronic control module heating is large, has limited the operation of compressor high frequency in hot environment.Current most of automatically controlled radiating mode using, mostly being metal fin dispels the heat by cross-ventilation, but under outdoor high temperature environment, this radiating mode heat radiation is poor, conventionally way is by reduction compressor operation frequency, to reduce electronic control module to generate heat to guarantee that air-conditioner normally moves, thereby affected greatly the refrigeration of convertible frequency air-conditioner in the situation that outdoor application environment is higher, affected user's comfort.
Summary of the invention
The present invention is intended at least solve one of technical problem existing in prior art.For this reason, one object of the present invention is to propose a kind of heating and air conditioner, and this heating and air conditioner not only can guarantee electronic control module to play good cooling effect, also can solve the problem that condensation water affects electronic control module reliability simultaneously.
Heating and air conditioner according to the embodiment of the present invention, comprising: compressor, and described compressor has exhaust outlet and air entry; Cross valve, described cross valve comprises first to fourth valve port, and described the first valve port is connected with described exhaust outlet, and described the second valve port is connected with described air entry; Outdoor heat exchanger, one end of described outdoor heat exchanger is connected with described the 3rd valve port; Automatically controlled control system, described automatically controlled control system comprises electronic control module and electric radiator, and described electric radiator has refrigerant passage, and one end of described refrigerant passage is connected with the other end of described outdoor heat exchanger; First throttle element, described first throttle element is connected with the other end of described refrigerant passage; Indoor heat exchanger, the two ends of described indoor heat exchanger are connected with described the 4th valve port with described first throttle element respectively; Check valve, described check valve is connected with described first throttle element with the described other end of described outdoor heat exchanger respectively, described check valve one-way conduction from described first throttle element to the direction of the described other end of described outdoor heat exchanger; The second section fluid element with regulatory function, described second section fluid element is connected between the described other end and described electric radiator of described outdoor heat exchanger; Controller, described controller is controlled the flow that described second section fluid element regulates the cold-producing medium that enters described electric radiator.
According to the heating and air conditioner of the embodiment of the present invention, by by check valve with electric radiator is connected in parallel between outdoor heat exchanger and first throttle element and check valve one-way conduction on the direction from first throttle element to outdoor heat exchanger, when kind of refrigeration cycle, the temperature of discharging from outdoor heat exchanger approaches or enters into electric radiator so that electronic control module is carried out to absorbing and cooling temperature a little more than the cold-producing medium of outdoor environment temperature, and the cold-producing medium of this kind of refrigeration cycle passes through electric radiator always, thereby not only can guarantee electronic control module to play good cooling effect, also can solve the problem that condensation water affects electronic control module reliability simultaneously.Heating circulation time, the cold-producing medium major part of discharging from first throttle element is drained into outdoor heat exchanger by check valve, thereby it is too low to prevent that the temperature of electronic control module from falling in low-temperature refrigerant, the reliability of electronic control module in the time of can guaranteeing heating and air conditioner heating operation.
In addition, according to heating and air conditioner of the present invention, also there is following additional technical feature:
According to some embodiments of the present invention, heating and air conditioner also comprises the temperature-detecting device for detection of described electronic control module temperature, described temperature-detecting device is connected with described controller, and described controller regulates the flow of cold-producing medium according to second section fluid element described in the output control of described temperature-detecting device.Thereby by being provided with temperature-detecting device, the temperature of electronic control module can be detected according to temperature-detecting device, regulate and enter into the refrigerant temperature in electric radiator, further guarantee the security of electronic control module.
Alternatively, described temperature-detecting device is temperature sensor.
According to some embodiments of the present invention, described electric radiator comprises: radiation shell, is provided with containing tank in described radiation shell; The metal tube of hollow, described metal tube is located in described containing tank, limits described refrigerant passage in described metal tube.Thereby make the simple in structure of electric radiator.
Particularly, described radiation shell comprises: heat radiation base, and described heat radiation base is provided with the first groove; Cover plate, described cover plate is provided with the second groove, and described cover plate is located on described heat radiation base, and described the first groove and described the second groove fit are to limit described containing tank.Thereby make the simple in structure of radiation shell, and the installation of being convenient to metal tube is fixed.
In examples more of the present invention, described metal tube forms " U " shape pipe.
Further, described containing tank forms " U " shape groove.
Alternatively, described metal tube is copper pipe.
Particularly, described second section fluid element is electric expansion valve.
Alternatively, described first throttle element is capillary.
Additional aspect of the present invention and advantage in the following description part provide, and part will become obviously from the following description, or recognize by practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or additional aspect of the present invention and advantage accompanying drawing below combination obviously and is easily understood becoming the description of embodiment, wherein:
Fig. 1 is according to the schematic diagram of the heating and air conditioner of the embodiment of the present invention;
Fig. 2 is the decomposing schematic representation of the electric radiator that is provided with temperature-detecting device in the heating and air conditioner shown in Fig. 1;
Fig. 3 is the assembling schematic diagram of the electric radiator of the heating and air conditioner shown in Fig. 1.
Reference numeral:
Heating and air conditioner 100, compressor 1, exhaust outlet 10, air entry 11, cross valve 2, the first valve port a, the second valve port b, the 3rd valve port c, the 4th valve port d, outdoor heat exchanger 3, electric radiator 4, refrigerant passage 40, radiation shell 41, metal tube 42, heat radiation base 410, cover plate 411, containing tank 412, the first groove 413, the second groove 414, first throttle element 5, indoor heat exchanger 6, check valve 7, second section fluid element 8, temperature control equipment 9
The specific embodiment
Describe embodiments of the invention below in detail, the example of described embodiment is shown in the drawings, and wherein same or similar label represents same or similar element or has the element of identical or similar functions from start to finish.Below by the embodiment being described with reference to the drawings, be exemplary, only for explaining the present invention, and can not be interpreted as limitation of the present invention.
In description of the invention, it will be appreciated that, orientation or the position relationship of the indications such as term " " center ", " on ", D score, 'fornt', 'back', " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", " outward " be based on orientation shown in the drawings or position relationship; be only the present invention for convenience of description and simplified characterization; rather than the device of indication or hint indication or element must have specific orientation, with specific orientation structure and operation, so can not be interpreted as limitation of the present invention.In addition, term " first ", " second " be only for describing object, and can not be interpreted as indication or hint relative importance or the implicit quantity that indicates indicated technical characterictic.Thus, one or more these features can be expressed or impliedly be comprised to the feature that is limited with " first ", " second ".
In description of the invention, it should be noted that, unless otherwise clearly defined and limited, term " installation ", " being connected ", " connection " should be interpreted broadly, and for example, can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; Can be mechanical connection, can be to be also electrically connected to; Can be to be directly connected, also can indirectly be connected by intermediary, can be the connection of two element internals.For the ordinary skill in the art, can concrete condition understand above-mentioned term concrete meaning in the present invention.
Below with reference to Fig. 1-Fig. 3, describe according to the heating and air conditioner 100 of the embodiment of the present invention, particularly, this heating and air conditioner 100 is transducer air conditioning.
As shown in Figure 1, according to the heating and air conditioner 100 of the embodiment of the present invention, comprise: compressor 1, cross valve 2, outdoor heat exchanger 3, automatically controlled control system, first throttle element 5, indoor heat exchanger 6, check valve 7, there is second section fluid element 8 and the controller of regulatory function.Wherein, compressor 1 has exhaust outlet 10 and air entry 11, it should be noted that, the structure of compressor 1 and operation principle etc. are prior art, are not just described in detail here.Cross valve 2 comprises the first valve port a, the second valve port b, the 3rd valve port c and the 4th valve port d, and the first valve port a is connected with exhaust outlet 10, and the second valve port b is connected with air entry 11.
One end of outdoor heat exchanger 3 is connected with the 3rd valve port c.Automatically controlled control system comprises electronic control module and electric radiator 4, and electric radiator 4 has refrigerant passage 40, and one end of refrigerant passage 40 is connected with the other end of outdoor heat exchanger 3, and the contiguous electronic control module setting of electric radiator 4 is to carry out absorbing and cooling temperature to electronic control module.
Second section fluid element 8 is connected between the other end and electric radiator 4 of outdoor heat exchanger 3, second section fluid element 8 can carry out throttling to the cold-producing medium entering in electric radiator 4, to be further lowered into the temperature of the cold-producing medium in electric radiator 4, wherein second section fluid element 8 has regulatory function, second section fluid element 8 is adjusted the throttling action to cold-producing medium in the flow that regulates cold-producing medium, adjusts the temperature of the cold-producing medium of discharging from second section fluid element 8.Controller is controlled the flow that second section fluid element 8 regulates the cold-producing medium that enters electric radiator 4.Wherein, it should be noted that, as long as second section fluid element 8 can be any device and can regulate the flow of the cold-producing medium that enters into electric radiator 4 and carry out throttling to entering into the cold-producing medium of electric radiator 4, and controller can be the electronic control module in heating and air conditioner 100, controller also can be the control module of independent setting.In examples more of the present invention, second section fluid element 8 is electric expansion valve.
Heating and air conditioner 100 is when refrigerating operaton, now the first valve port a of cross valve 2 and the 3rd valve port c conducting, the 4th valve port d and the second valve port b conducting, as shown in the solid arrow in Fig. 1, the cold-producing medium of discharging from the exhaust outlet 10 of compressor 1 is drained into outdoor heat exchanger 3 by cross valve 2, cold-producing medium condensation heat radiation in outdoor heat exchanger 3, is reduced to and approaches or a little more than outdoor environment temperature through the temperature of the cold-producing medium of condensation heat radiation.Now due to check valve 7 not conducting on the direction from outdoor heat exchanger 3 to first throttle element 5, the cold-producing medium of discharging from outdoor heat exchanger 3 first enters into electric radiator 4 after 8 throttlings of second section fluid element again, the cold-producing medium that enters into electric radiator 4 carries out absorbing and cooling temperature to electronic control module, cold-producing medium is discharged and is flow into from electric radiator 4 and first throttle element 5, carries out throttling afterwards, the cold-producing medium of discharging from first throttle element 5 enters into indoor heat exchanger 6 to using room to carry out absorbing and cooling temperature, the cold-producing medium of finally discharging from indoor heat exchanger 6 turns back in compressor 1 by cross valve 2 and air entry 11 successively, thereby complete kind of refrigeration cycle.
Wherein, can regulate by second section fluid element 8 flow of the cold-producing medium that enters into electric radiator 4, thereby capable of regulating enters into the temperature of the cold-producing medium in electric radiator 4, make the temperature of electronic control module all the time in rational scope, when lowering the temperature to electronic control module, avoid again the generation of condensation water, strengthen the reliability of electronic control module, realized the dual purpose to electronic control module cooling and assurance electronic control module safety.And due in kind of refrigeration cycle, because cold-producing medium all passes through electric radiator 4, flow is larger, can play fine and constantly the object that electronic control module is lowered the temperature.
Heating and air conditioner 100 is when heating operation, now the first valve port a of cross valve 2 and the 4th valve port d conducting, the 3rd valve port c and the second valve port b conducting, as shown in the dotted arrow in Fig. 1, the cold-producing medium of discharging from the exhaust outlet 10 of compressor 1 is drained into indoor heat exchanger 6 by cross valve 2, cold-producing medium condensation in indoor heat exchanger 6 dispels the heat that use room is carried out to heat release intensification, the cold-producing medium of discharging from indoor heat exchanger 6 enters into and in first throttle element 5, carries out throttling, now due to check valve 7 one-way conduction on the direction from first throttle element 5 to outdoor heat exchanger 3, because the fluid resistance in check valve 7 is less than the fluid resistance in electric radiator 4, the cold-producing medium major part flowing out from first throttle element 5 is drained into outdoor heat exchanger 3 and is carried out evaporation endothermic to reduce outdoor environment temperature by check valve 7, the cold-producing medium of finally discharging from outdoor heat exchanger 3 is expelled back in compressor 1 by cross valve 2 and air entry 11 successively, complete and heat circulation.
In heating and air conditioner 100 during in heating operation, outdoor environment temperature is lower, now heat in circulation, only have seldom cold-producing medium or without cold-producing medium through electric radiator 4, prevent that the temperature of electronic control module from falling in low-temperature refrigerant too low, the reliability of electronic control module in the time of can guaranteeing heating and air conditioner 100 heating operation.
According to the heating and air conditioner 100 of the embodiment of the present invention, by by check valve 7 with electric radiator 4 is connected in parallel between outdoor heat exchanger 3 and first throttle element 5 and check valve 7 one-way conduction on the direction from first throttle element 5 to outdoor heat exchanger 3, when kind of refrigeration cycle, the temperature of discharging from outdoor heat exchanger 3 approaches or enters into electric radiator 4 so that electronic control module is carried out to absorbing and cooling temperature a little more than the cold-producing medium of outdoor environment temperature, and the cold-producing medium of this kind of refrigeration cycle passes through electric radiator 4 always, thereby not only can guarantee electronic control module to play good cooling effect, also can solve the problem that condensation water affects electronic control module reliability simultaneously.Heating circulation time, the cold-producing medium major part of discharging from first throttle element 5 is drained into outdoor heat exchanger 3 by check valve 7, thereby it is too low to prevent that the temperature of electronic control module from falling in low-temperature refrigerant, the reliability of electronic control module in the time of can guaranteeing heating and air conditioner 100 heating operation.
As shown in Figure 2, according to some embodiments of the present invention, heating and air conditioner 100 also comprises the temperature-detecting device 9 for detection of electronic control module temperature, temperature-detecting device 9 is connected with controller, and controller regulates the flow of cold-producing medium according to the output control second section fluid element 8 of temperature-detecting device 9.Thereby by being provided with temperature-detecting device 9, the temperature of electronic control module can be detected according to temperature-detecting device 9, regulate and enter into the refrigerant temperature in electric radiator 4, further guarantee the security of electronic control module.Alternatively, temperature-detecting device 9 is temperature sensor.
In examples more of the present invention, as shown in Figure 2, temperature-detecting device 9 is located on the sidewall of contiguous electronic control module of electric radiator 4.Certainly the invention is not restricted to this, temperature-detecting device 9 also can be located in electronic control module or other can detect the position of electronic control module temperature.
According to some embodiments of the present invention, as shown in Figures 2 and 3, electric radiator 4 comprises: the metal tube 42 of radiation shell 41 and hollow, wherein, is provided with containing tank 412 in radiation shell 41.Metal tube 42 is located in containing tank 412, that is to say, metal tube 42 is provided in a side of in radiation shell 41, limits refrigerant passage 40 in metal tube 42, and alternatively, metal tube 42 is copper pipe or aluminum pipe.Thereby make the simple in structure of electric radiator 4.In other embodiment of the present invention, containing tank 412 can be located on the outer surface of radiation shell 41, and now metal tube 42 is to be embedded on the outer surface of radiation shell 41.In concrete examples more of the present invention, as shown in Figures 2 and 3, metal tube 42 forms " U " shape pipe, and containing tank 412 forms " U " shape groove.Certainly the invention is not restricted to this, metal tube 42 and containing tank 412 also can form other shapes, and for example metal tube 42 can wriggle to extend and be located in containing tank 412.The shape of radiation shell 41 is not done concrete restriction simultaneously, and in the example of Fig. 1-Fig. 3, radiation shell 41 forms rectangular shape.
As shown in Figures 2 and 3, in further embodiment of the present invention, radiation shell 41 comprises heat radiation base 410 and cover plate 411, wherein, the contiguous electronic control module of heat radiation base 410 arranges to guarantee that the cold-producing medium in metal tube 42 can carry out heat exchange with electronic control module, and heat radiation base 410 is provided with the first groove 413.Cover plate 411 is provided with the second groove 414, and cover plate 411 is located on heat radiation base 410, and the first groove 413 and the second groove 414 coordinate to limit containing tank 412.Thereby make the simple in structure of radiation shell 41, and the installation of being convenient to metal tube 42 is fixed.In examples more of the present invention, heat radiation base 410 is fixedly connected with by fixture with cover plate 411, certainly the invention is not restricted to this, between heat radiation base 410 and cover plate 411, also can adopt other modes to be fixedly connected with, for example, adopt buckle to connect.Wherein, in order to guarantee the radiating effect of radiation shell 41 and to reduce the cost of radiation shell 41 simultaneously, in examples more of the present invention, heat radiation base 410 is for example aluminum component of metalwork, and cover plate 411 is working of plastics.In the example of Fig. 2, temperature-detecting device 9 is arranged on heat radiation base 410.
In the description of this description, the description of reference term " embodiment ", " some embodiment ", " illustrative examples ", " example ", " concrete example " or " some examples " etc. means to be contained at least one embodiment of the present invention or example in conjunction with specific features, structure, material or the feature of this embodiment or example description.In this manual, the schematic statement of above-mentioned term is not necessarily referred to identical embodiment or example.And the specific features of description, structure, material or feature can be with suitable mode combinations in any one or more embodiment or example.
Although illustrated and described embodiments of the invention, those having ordinary skill in the art will appreciate that: in the situation that not departing from principle of the present invention and aim, can carry out multiple variation, modification, replacement and modification to these embodiment, scope of the present invention is limited by claim and equivalent thereof.
Claims (10)
1. a heating and air conditioner, is characterized in that, comprising:
Compressor, described compressor has exhaust outlet and air entry;
Cross valve, described cross valve comprises first to fourth valve port, and described the first valve port is connected with described exhaust outlet, and described the second valve port is connected with described air entry;
Outdoor heat exchanger, one end of described outdoor heat exchanger is connected with described the 3rd valve port;
Automatically controlled control system, described automatically controlled control system comprises electronic control module and electric radiator, and described electric radiator has refrigerant passage, and one end of described refrigerant passage is connected with the other end of described outdoor heat exchanger;
First throttle element, described first throttle element is connected with the other end of described refrigerant passage;
Indoor heat exchanger, the two ends of described indoor heat exchanger are connected with described the 4th valve port with described first throttle element respectively;
Check valve, described check valve is connected with described first throttle element with the described other end of described outdoor heat exchanger respectively, described check valve one-way conduction from described first throttle element to the direction of the described other end of described outdoor heat exchanger;
The second section fluid element with regulatory function, described second section fluid element is connected between the described other end and described electric radiator of described outdoor heat exchanger;
Controller, described controller is controlled the flow that described second section fluid element regulates the cold-producing medium that enters described electric radiator.
2. heating and air conditioner according to claim 1, it is characterized in that, also comprise the temperature-detecting device for detection of described electronic control module temperature, described temperature-detecting device is connected with described controller, and described controller regulates the flow of cold-producing medium according to second section fluid element described in the output control of described temperature-detecting device.
3. heating and air conditioner according to claim 2, is characterized in that, described temperature-detecting device is temperature sensor.
4. heating and air conditioner according to claim 1, is characterized in that, described electric radiator comprises:
Radiation shell, is provided with containing tank in described radiation shell;
The metal tube of hollow, described metal tube is located in described containing tank, limits described refrigerant passage in described metal tube.
5. heating and air conditioner according to claim 4, is characterized in that, described radiation shell comprises:
Heat radiation base, described heat radiation base is provided with the first groove;
Cover plate, described cover plate is provided with the second groove, and described cover plate is located on described heat radiation base, and described the first groove and described the second groove fit are to limit described containing tank.
6. heating and air conditioner according to claim 4, is characterized in that, described metal tube forms " U " shape pipe.
7. heating and air conditioner according to claim 6, is characterized in that, described containing tank forms " U " shape groove.
8. heating and air conditioner according to claim 4, is characterized in that, described metal tube is copper pipe.
9. heating and air conditioner according to claim 1, is characterized in that, described second section fluid element is electric expansion valve.
10. heating and air conditioner according to claim 1, is characterized in that, described first throttle element is capillary.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310566382.XA CN103604170A (en) | 2013-11-14 | 2013-11-14 | Heating and cooling air conditioner |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310566382.XA CN103604170A (en) | 2013-11-14 | 2013-11-14 | Heating and cooling air conditioner |
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| CN103604170A true CN103604170A (en) | 2014-02-26 |
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| CN104089345A (en) * | 2014-07-07 | 2014-10-08 | 珠海格力电器股份有限公司 | Air conditioner and cooling method for air conditioner power component |
| WO2015027677A1 (en) * | 2013-08-27 | 2015-03-05 | 广东美的制冷设备有限公司 | Refrigerating system for variable frequency air conditioner, and variable frequency air conditioner having refrigerating system |
| CN104482611A (en) * | 2014-11-24 | 2015-04-01 | 广东美的制冷设备有限公司 | Cooling/warming air conditioner |
| CN105115065A (en) * | 2015-09-24 | 2015-12-02 | 芜湖美智空调设备有限公司 | Air conditioner control method |
| CN105465975A (en) * | 2015-12-15 | 2016-04-06 | 珠海格力电器股份有限公司 | Air conditioner and control method thereof |
| WO2016065868A1 (en) * | 2014-10-28 | 2016-05-06 | 广东美的制冷设备有限公司 | Air conditioner |
| CN105627611A (en) * | 2014-10-28 | 2016-06-01 | 广东美的制冷设备有限公司 | Air conditioner |
| CN107036353A (en) * | 2017-05-15 | 2017-08-11 | 广东美的暖通设备有限公司 | Air conditioner electric control module heat dissipating system, control method and air conditioner |
| CN107062464A (en) * | 2017-01-06 | 2017-08-18 | 中山市爱美泰电器有限公司 | A cooling device for a power module and an inverter air conditioner |
| CN107631514A (en) * | 2017-09-22 | 2018-01-26 | 珠海格力电器股份有限公司 | Air conditioning system |
| CN107631446A (en) * | 2017-09-08 | 2018-01-26 | 珠海格力电器股份有限公司 | Air conditioner controller heat abstractor and air conditioner |
| CN110645640A (en) * | 2019-10-25 | 2020-01-03 | 珠海格力电器股份有限公司 | Electric appliance box and outdoor unit with high heat dissipation efficiency |
| WO2021109975A1 (en) * | 2019-12-03 | 2021-06-10 | 杭州三花微通道换热器有限公司 | Refrigeration system, and heat exchange system used for heat dissipation of electronic control component of air conditioning system |
| CN113310204A (en) * | 2021-05-25 | 2021-08-27 | 珠海格力电器股份有限公司 | Radiator and electrical apparatus box |
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