CN203837144U - Air conditioner outdoor unit - Google Patents
Air conditioner outdoor unit Download PDFInfo
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- CN203837144U CN203837144U CN201420212872.XU CN201420212872U CN203837144U CN 203837144 U CN203837144 U CN 203837144U CN 201420212872 U CN201420212872 U CN 201420212872U CN 203837144 U CN203837144 U CN 203837144U
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Abstract
The utility model provides an air conditioner outdoor unit comprising an electric control assembly, a compressor, a four-way valve, an outdoor heat exchanger, a liquid side stop valve, a gas-liquid separator, a gas side stop valve and a heat pipe. An exhaust end port of the four-way valve is communicated with an exhaust port; the outdoor heat exchanger is communicated with a condensate port of the four-way valve; the liquid side stop valve is communicated with the outdoor heat exchanger via a throttle valve; an inlet of the gas-liquid separator is communicated with an air suction pipe port of the four-way valve; an outlet of the gas-liquid separator is communicated with an air back port of the compressor; the gas side stop valve is communicated with a steamer port; the heat pipe comprises a steam segment and a condensate segment; and the steam segment is fastened on the electric control assembly, so heat of the electric control assembly is radiated. Heat of the electric control assembly is radiated via the heat pipe; compared with a heat radiation device made from metal material, the heat pipe is small and costs little; and heat can be evenly radiated.
Description
Technical field
The utility model relates to household appliance technical field, more specifically, relates to a kind of air-conditioner outdoor unit.
Background technology
Convertible frequency air-conditioner is because of the advantage such as energy-conservation, quiet, just progressively replace fixed frequency air conditioner, along with constantly popularizing of high-power frequency conversion air-conditioning, the caloric value of the electric elements on its off-premises station electric-controlled plate is also in continuous increase, especially the high power device such as electrically-controlled component, when work, can send a large amount of heats, its temperature can raise rapidly, if heat radiation not in time, can cause the performance reduction of the high power devices such as electrically-controlled component even to be burnt, therefore need to configure heat abstractor, these electrical equipments are effectively dispelled the heat.
The radiating mode of the electrically-controlled component of prior art to off-premises station is: off-premises station electric-controlled plate is fixed on the base of radiator, carries out heat conduction by base, then by forcing air draft to be dispelled the heat.But radiator is metal mold material, and metal mold material thermal resistance is large, heat conduction is slow, and causes the electrically-controlled component heat radiation of convertible frequency air-conditioner inhomogeneous, and consumptive material is many, and volume is large.
Utility model content
The utility model is intended at least solve one of technical problem existing in prior art.
For this reason, the purpose of this utility model is, provides a kind of volume little, and cost is low, and can ensure the electrically-controlled component uniform air-conditioner outdoor unit that dispels the heat.
For achieving the above object, the utility model provides a kind of air-conditioner outdoor unit, comprising: electrically-controlled component; Compressor, described compressor is provided with exhaust outlet and gas returning port; Cross valve, described cross valve is provided with exhaust port, condensation port, evaporimeter port and air intake duct port, and described exhaust port is connected with described exhaust outlet; Outdoor heat exchanger, described outdoor heat exchanger is connected with described condensation port; Liquid side stop valve, described liquid side stop valve is connected by choke valve with described outdoor heat exchanger; Gas-liquid separator, described gas-liquid separator is provided with import and outlet, and described import is connected with described air intake duct port, and described outlet is connected with described gas returning port; Gas side stop valve, described gas side stop valve is connected with described evaporimeter port; And heat pipe, described heat pipe comprises evaporator section and condensation segment, described evaporator section is fixed on described electrically-controlled component, for the heat radiation of described electrically-controlled component.
The air-conditioner outdoor unit that the utility model provides, electrically-controlled component passes through heat pipe heat radiation, compared with the heat abstractor of the metal mold material using with prior art, the volume of heat pipe is little, cost is low, and can make electrically-controlled component Homogeneouslly-radiating, specifically, the evaporator section of heat pipe is fixed on electrically-controlled component, in the time that heat imports into from evaporator section, intraductal working medium is subject to thermal evaporation, under the effect of pressure reduction, flow to condensation segment, condensation segment can be arranged on to air-conditioner outdoor unit circulation low temperature refrigerant place, make the low temperature refrigerant at hot intraductal working medium and this place carry out heat exchange, emit heat and be condensed into liquid refrigerant, at the dirty backheat end of effect of capillary force, so constantly circulation, heat reaches condensation segment by evaporator section, realize the Homogeneouslly-radiating to electrically-controlled component, and effectively promote the quality of air-conditioner outdoor unit.
In addition, the air-conditioner outdoor unit providing according to the utility model above-described embodiment also has following additional technical feature:
According to an embodiment of the present utility model, described condensation segment is connected with described gas-liquid separator.
According to an embodiment of the present utility model, described condensation segment is arranged in described gas-liquid separator, or is coiled on the outer surface of described gas-liquid separator.
According to an embodiment of the present utility model, described import is connected by the first pipeline with described air intake duct port, and described condensation segment is connected with described the first pipeline.
According to an embodiment of the present utility model, described condensation segment pastes the outer surface at described the first pipeline, or is coiled in the outer surface of described the first pipeline.
According to an embodiment of the present utility model, described choke valve is connected by the second pipeline with described liquid side stop valve, and described condensation segment is connected with described the second pipeline.
According to an embodiment of the present utility model, described condensation segment pastes the outer surface at described the second pipeline, or is coiled in the outer surface of described the second pipeline.
According to an embodiment of the present utility model, described outlet is connected by the 3rd pipeline with described gas returning port, and described condensation segment is connected with described the 3rd pipeline.
According to an embodiment of the present utility model, described condensation segment pastes the outer surface at described the 3rd pipeline, or is coiled in the outer surface of described the 3rd pipeline.
According to an embodiment of the present utility model, the evaporator section of described heat pipe has multiple kinks.
Additional aspect of the present utility model and advantage will provide in description part below, and part will become obviously from the following description, or recognize by practice of the present utility model.
Brief description of the drawings
Above-mentioned and/or additional aspect of the present utility model and advantage accompanying drawing below combination is understood becoming the description of embodiment obviously and easily, wherein:
Fig. 1 is according to the first structural representation of the air-conditioner outdoor unit described in the utility model one embodiment;
Fig. 2 is according to the second structural representation of the air-conditioner outdoor unit described in the utility model one embodiment;
Fig. 3 is according to the third structural representation of the air-conditioner outdoor unit described in the utility model one embodiment;
Fig. 4 is the 4th kind of structural representation according to the air-conditioner outdoor unit described in the utility model one embodiment;
Fig. 5 is the 5th kind of structural representation according to the air-conditioner outdoor unit described in the utility model one embodiment;
Fig. 6 is the 6th kind of structural representation according to the air-conditioner outdoor unit described in the utility model one embodiment;
Fig. 7 is the 7th kind of structural representation according to the air-conditioner outdoor unit described in the utility model one embodiment;
Fig. 8 is the 8th kind of structural representation according to the air-conditioner outdoor unit described in the utility model one embodiment.
Wherein, in Fig. 1 to Fig. 8, the corresponding relation between Reference numeral and component names is:
10 electrically-controlled components, 20 compressors, 30 cross valves, 40 outdoor heat exchangers, 50 liquid side stop valves, 51 choke valves, 60 gas-liquid separators, 70 gas side stop valves, 80 heat pipes, 91 first pipelines, 92 second pipelines, 93 the 3rd pipelines, D, C, E, S are respectively exhaust port, condensation port, evaporimeter port and air intake duct port.
Detailed description of the invention
In order more clearly to understand above-mentioned purpose of the present utility model, feature and advantage, below in conjunction with the drawings and specific embodiments, the utility model is further described in detail.It should be noted that, in the situation that not conflicting, the feature in the application's embodiment and embodiment can combine mutually.
A lot of details are set forth in the following description so that fully understand the utility model; but; the utility model can also adopt other to be different from mode described here and implement, and therefore, protection domain of the present utility model is not subject to the restriction of following public specific embodiment.
1 to Fig. 8 description provides air-conditioner outdoor unit according to some embodiment of the utility model with reference to the accompanying drawings.
As shown in Figures 1 to 8, the air-conditioner outdoor unit that some embodiment of the utility model provide, comprising: electrically-controlled component 10, compressor 20, cross valve 30, outdoor heat exchanger 40, liquid side stop valve 50, gas-liquid separator 60, gas side stop valve 70 and heat pipe 80.
Wherein, compressor 20 is provided with exhaust outlet and gas returning port; Cross valve 30 is provided with exhaust port D, condensation port C, evaporimeter port E and air intake duct port S, and exhaust port D is connected with exhaust outlet; Outdoor heat exchanger 40 is connected with condensation port C; Liquid side stop valve 50 is connected by choke valve 51 with outdoor heat exchanger 40; Gas-liquid separator 60 is provided with import and outlet, and import is connected with air intake duct port S, and outlet is connected with gas returning port; Gas side stop valve 70 is connected with evaporimeter port E; Heat pipe 80 comprises evaporator section and condensation segment, and evaporator section is fixed on electrically-controlled component 10, for the heat radiation of electrically-controlled component 10.
The air-conditioner outdoor unit that the present embodiment provides, electrically-controlled component 10 dispels the heat by heat pipe 80, compared with the heat abstractor of the metal mold material using with prior art, the volume of heat pipe 80 is little, cost is low, and can make electrically-controlled component 10 Homogeneouslly-radiatings, specifically, the evaporator section of heat pipe 80 is fixed on electrically-controlled component 10, in the time that heat imports into from evaporator section, intraductal working medium is subject to thermal evaporation, under the effect of pressure reduction, flow to condensation segment, condensation segment is arranged between cross valve 30 and liquid side stop valve 50, be that condensation segment is arranged on air-conditioner outdoor unit circulation low temperature refrigerant place, the low temperature refrigerant at the interior working medium of heat pipe 80 and this place carries out heat exchange, emit heat and be condensed into liquid refrigerant, at the dirty backheat end of effect of capillary force, so constantly circulation, heat reaches condensation segment by evaporator section, realize the Homogeneouslly-radiating to electrically-controlled component 10, and promote the quality of air-conditioner outdoor unit.
Preferably, the evaporator section of heat pipe 80 has multiple kinks.
The setting of multiple kinks, has increased the contact area between evaporator section and electrically-controlled component 10 effectively, thereby has effectively promoted the radiating efficiency of heat pipe 80 to electrically-controlled component 10, and then has effectively promoted the quality of air-conditioner outdoor unit.
It should be noted that, in Fig. 1 to Fig. 8, in order clearly to represent the evaporator section structure of heat pipe 80, use empty wire frame representation electrically-controlled component 10, see the evaporator section of heat pipe 80 to represent seeing through electrically-controlled component 10.
As shown in Figures 1 to 8, air-conditioning is in the time of refrigerating operaton, refrigerant is at the gaseous coolant of the interior compressed rear one-tenth HTHP of compressor 20, the gaseous coolant of HTHP enters outdoor heat exchanger through cross valve 30 and carries out heat exchange, after condensation, become middle temperature high pressure refrigerant, middle temperature high pressure refrigerant becomes medium temperature and medium pressure refrigerant through choke valve 51 reducing pressure by regulating flows, medium temperature and medium pressure refrigerant flow to indoor set (not shown) from liquid side stop valve 50, after evaporation, get back to and off-premises station, become low-temp low-pressure refrigerant from gas side stop valve 70, low temperature compresses refrigerant and enters gas-liquid separator 60 and get back to compressor 20 through cross valve 30, complete kind of refrigeration cycle one time.
When heating operation, refrigerant is at the gaseous coolant of the interior compressed rear one-tenth HTHP of compressor 20, the gaseous coolant of HTHP flow to indoor set (not shown) through cross valve 30 from gas side stop valve 70, after condensation, get back to and off-premises station, become middle temperature high pressure refrigerant from liquid side stop valve 50, middle temperature high pressure refrigerant becomes low-temp low-pressure refrigerant by choke valve 51 reducing pressure by regulating flows, low-temp low-pressure refrigerant enters outdoor heat exchanger and carries out heat exchange, refrigerant after evaporation flows into gas-liquid separator 60 by cross valve 30 again and gets back to compressor 20, completes and once heats circulation.
Particularly, as shown in Figure 1, in first specific embodiment of the present embodiment, the condensation segment of heat pipe 80 is coiled on the outer surface of gas-liquid separator 60.
Or as shown in Figure 2, in second specific embodiment of the present embodiment, the condensation segment of heat pipe 80 is arranged in gas-liquid separator 60.
The condensation segment of heat pipe 80 is coiled in to outer surface or the inside of gas-liquid separator 60, in the time that heat imports into from electrically-controlled component 10, intraductal working medium absorbs the heat of electrically-controlled component 10 and flashes to gaseous working medium, under the effect of pressure reduction, flow to condensation segment, carry out after heat exchange with gas-liquid separator 60, releases heat is also condensed into liquid refrigerant, at the dirty backheat end of effect of capillary force, so constantly circulation, heat reaches cold junction by hot junction, realize the heat radiation to electrically-controlled component 10, can heat gas-liquid separator 60 simultaneously, prevent that refrigerant is deposited in gas-liquid separator 60 too much, cause 20 times liquid of compressor.
Alternatively, as shown in Figure 3, in the 3rd specific embodiment of the present embodiment, import is connected by the first pipeline 91 with air intake duct port S, and the condensation segment of heat pipe 80 is coiled in the outer surface of the first pipeline 91.
Or as shown in Figure 4, in the 4th specific embodiment of the present embodiment, import is connected by the first pipeline 91 with air intake duct port S, the condensation segment of heat pipe 80 pastes the outer surface at the first pipeline 91.
The condensation segment of heat pipe 80 is placed on the pipeline between cross valve 30 and gas-liquid separator 60, its connected mode can or be pasted tubular type for the outer wound form of pipe, in the time that heat imports into from electrically-controlled component 10, intraductal working medium absorbs the heat of automatically controlled group of valency and flashes to gaseous working medium, under the effect of pressure reduction, flow to condensation segment, carry out after heat exchange with the low temperature refrigerant in pipeline, releases heat is also condensed into liquid refrigerant, at the dirty backheat end of effect of capillary force, so constantly circulation, heat reaches cold junction by hot junction, has realized the heat radiation to electrical equipment.
Alternatively, as shown in Figure 5, in the 5th specific embodiment of the present embodiment, choke valve 51 is connected by the second pipeline 92 with liquid side stop valve 50, and the condensation segment of heat pipe 80 is coiled in the outer surface of the second pipeline 92.
Or as shown in Figure 6, in the 6th specific embodiment of the present embodiment, choke valve 51 is connected by the second pipeline 92 with liquid side stop valve 50, the condensation segment of heat pipe 80 pastes the outer surface at the second pipeline 92.
The condensation segment of heat pipe 80 is placed on the pipeline between choke valve 51 and liquid side stop valve 50, its connected mode can or be pasted tubular type for the outer wound form of pipe, in the time that heat imports into from electrically-controlled component 10, intraductal working medium absorbs the heat of electrically-controlled component 10 and flashes to gaseous working medium, under the effect of pressure reduction, flow to condensation segment, carry out after heat exchange with the medium temperature and medium pressure refrigerant in pipeline, releases heat is also condensed into liquid refrigerant, at the dirty backheat end of effect of capillary force, so constantly circulation, heat reaches cold junction by hot junction, has realized the heat radiation to electrical equipment.
Alternatively, as shown in Figure 7, in the 7th specific embodiment of the present embodiment, outlet is connected by the 3rd pipeline 93 with gas returning port, and the condensation segment of heat pipe 80 is coiled in the outer surface of the 3rd pipeline 93.
Or as shown in Figure 8, in the 8th specific embodiment of the present embodiment, outlet is connected by the 3rd pipeline 93 with gas returning port, the condensation segment of heat pipe 80 pastes the outer surface at the 3rd pipeline 93.
In sum, the air-conditioner outdoor unit that the utility model provides, electrically-controlled component passes through heat pipe heat radiation, compared with the heat abstractor of the metal mold material using with prior art, the volume of heat pipe is little, cost is low, and can make electrically-controlled component Homogeneouslly-radiating, specifically, the evaporator section of heat pipe is fixed on electrically-controlled component, in the time that heat imports into from evaporator section, intraductal working medium is subject to thermal evaporation, under the effect of pressure reduction, flow to condensation segment, condensation segment is arranged on air-conditioner outdoor unit circulation low temperature refrigerant place, the low temperature refrigerant at hot intraductal working medium and this place carries out heat exchange, emit heat and be condensed into liquid refrigerant, at the dirty backheat end of effect of capillary force, so constantly circulation, heat reaches condensation segment by evaporator section, realize the Homogeneouslly-radiating to electrically-controlled component, and promote the quality of air-conditioner outdoor unit.
In the description of this description, term " first ", " second ", " the 3rd " only object for describing, and can not be interpreted as instruction or hint relative importance, unless otherwise clearly defined and limited; Term " installation ", " being connected ", " connection ", " fixing " etc. all should be interpreted broadly, and for example, " connection " can be to be fixedly connected with, and can be also to removably connect, or connect integratedly; " being connected " can be to be directly connected, and also can indirectly be connected by intermediary.For the ordinary skill in the art, can understand as the case may be above-mentioned term concrete meaning in the present invention.
In the description of this description, the description of term " embodiment ", " some embodiment ", " specific embodiment " etc. means to be contained at least one embodiment of the present utility model 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 specific features, structure, material or the feature of description can be with suitable mode combination in any one or more embodiment or example.
The foregoing is only preferred embodiment of the present utility model, be not limited to the utility model, for a person skilled in the art, the utility model can have various modifications and variations.All within spirit of the present utility model and principle, any amendment of doing, be equal to replacement, improvement etc., within all should being included in protection domain of the present utility model.
Claims (10)
1. an air-conditioner outdoor unit, is characterized in that, comprising:
Electrically-controlled component;
Compressor, described compressor is provided with exhaust outlet and gas returning port;
Cross valve, described cross valve is provided with exhaust port, condensation port, evaporimeter port and air intake duct port, and described exhaust port is connected with described exhaust outlet;
Outdoor heat exchanger, described outdoor heat exchanger is connected with described condensation port;
Liquid side stop valve, described liquid side stop valve is connected by choke valve with described outdoor heat exchanger;
Gas-liquid separator, described gas-liquid separator is provided with import and outlet, and described import is connected with described air intake duct port, and described outlet is connected with described gas returning port;
Gas side stop valve, described gas side stop valve is connected with described evaporimeter port; With
Heat pipe, described heat pipe comprises evaporator section and condensation segment, described evaporator section is fixed on described electrically-controlled component, for the heat radiation of described electrically-controlled component.
2. air-conditioner outdoor unit according to claim 1, is characterized in that,
Described condensation segment is connected with described gas-liquid separator.
3. air-conditioner outdoor unit according to claim 2, is characterized in that,
Described condensation segment is arranged in described gas-liquid separator, or is coiled on the outer surface of described gas-liquid separator.
4. air-conditioner outdoor unit according to claim 1, is characterized in that,
Described import is connected by the first pipeline with described air intake duct port, and described condensation segment is connected with described the first pipeline.
5. air-conditioner outdoor unit according to claim 4, is characterized in that,
Described condensation segment pastes the outer surface at described the first pipeline, or is coiled in the outer surface of described the first pipeline.
6. air-conditioner outdoor unit according to claim 1, is characterized in that,
Described choke valve is connected by the second pipeline with described liquid side stop valve, and described condensation segment is connected with described the second pipeline.
7. air-conditioner outdoor unit according to claim 6, is characterized in that,
Described condensation segment pastes the outer surface at described the second pipeline, or is coiled in the outer surface of described the second pipeline.
8. air-conditioner outdoor unit according to claim 1, is characterized in that,
Described outlet is connected by the 3rd pipeline with described gas returning port, and described condensation segment is connected with described the 3rd pipeline.
9. air-conditioner outdoor unit according to claim 8, is characterized in that,
Described condensation segment pastes the outer surface at described the 3rd pipeline, or is coiled in the outer surface of described the 3rd pipeline.
10. according to the air-conditioner outdoor unit described in any one in claim 1 to 9, it is characterized in that,
The evaporator section of described heat pipe has multiple kinks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420212872.XU CN203837144U (en) | 2014-04-28 | 2014-04-28 | Air conditioner outdoor unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420212872.XU CN203837144U (en) | 2014-04-28 | 2014-04-28 | Air conditioner outdoor unit |
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| Publication Number | Publication Date |
|---|---|
| CN203837144U true CN203837144U (en) | 2014-09-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420212872.XU Expired - Fee Related CN203837144U (en) | 2014-04-28 | 2014-04-28 | Air conditioner outdoor unit |
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| CN (1) | CN203837144U (en) |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104482640A (en) * | 2014-12-25 | 2015-04-01 | 珠海格力电器股份有限公司 | Cooling system of variable-frequency air conditioner as well as cooling control method and cooling control system of variable-frequency air conditioner |
| CN104596043A (en) * | 2015-02-12 | 2015-05-06 | 珠海格力电器股份有限公司 | Controller board cooling system of air conditioning device and air conditioning device |
| CN105423505A (en) * | 2015-12-15 | 2016-03-23 | 珠海格力电器股份有限公司 | Air conditioner and control method thereof |
| CN105546680A (en) * | 2015-12-30 | 2016-05-04 | Tcl空调器(中山)有限公司 | Cooling system of outdoor unit and control method of cooling system |
| CN107940832A (en) * | 2017-11-15 | 2018-04-20 | 广东美的制冷设备有限公司 | Reduce the device and air conditioner of the automatically controlled heating temp of air conditioner |
| CN108088103A (en) * | 2017-12-08 | 2018-05-29 | 珠海格力电器股份有限公司 | Air-conditioning system and control method |
| CN108167963A (en) * | 2018-01-24 | 2018-06-15 | 珠海格力电器股份有限公司 | Outdoor unit, air-conditioning system and control method |
| CN108548294A (en) * | 2018-03-30 | 2018-09-18 | 青岛海尔空调器有限总公司 | A kind of control method and device of air-conditioning system |
| CN108548252A (en) * | 2018-03-30 | 2018-09-18 | 青岛海尔空调器有限总公司 | A kind of control method and device of air-conditioning system |
| CN109458687A (en) * | 2018-11-01 | 2019-03-12 | 珠海格力电器股份有限公司 | Air-conditioning system and the air conditioner for applying it |
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2014
- 2014-04-28 CN CN201420212872.XU patent/CN203837144U/en not_active Expired - Fee Related
Cited By (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104482640A (en) * | 2014-12-25 | 2015-04-01 | 珠海格力电器股份有限公司 | Cooling system of variable-frequency air conditioner as well as cooling control method and cooling control system of variable-frequency air conditioner |
| CN104596043A (en) * | 2015-02-12 | 2015-05-06 | 珠海格力电器股份有限公司 | Controller board cooling system of air conditioning device and air conditioning device |
| CN105423505A (en) * | 2015-12-15 | 2016-03-23 | 珠海格力电器股份有限公司 | Air conditioner and control method thereof |
| CN105546680B (en) * | 2015-12-30 | 2018-07-13 | Tcl空调器(中山)有限公司 | The cooling system and its control method of outdoor unit |
| CN105546680A (en) * | 2015-12-30 | 2016-05-04 | Tcl空调器(中山)有限公司 | Cooling system of outdoor unit and control method of cooling system |
| CN107940832A (en) * | 2017-11-15 | 2018-04-20 | 广东美的制冷设备有限公司 | Reduce the device and air conditioner of the automatically controlled heating temp of air conditioner |
| CN108088103A (en) * | 2017-12-08 | 2018-05-29 | 珠海格力电器股份有限公司 | Air-conditioning system and control method |
| CN108167963A (en) * | 2018-01-24 | 2018-06-15 | 珠海格力电器股份有限公司 | Outdoor unit, air-conditioning system and control method |
| CN108548294A (en) * | 2018-03-30 | 2018-09-18 | 青岛海尔空调器有限总公司 | A kind of control method and device of air-conditioning system |
| CN108548252A (en) * | 2018-03-30 | 2018-09-18 | 青岛海尔空调器有限总公司 | A kind of control method and device of air-conditioning system |
| CN108548252B (en) * | 2018-03-30 | 2021-01-29 | 青岛海尔空调器有限总公司 | Control method and device of air conditioning system |
| CN108548294B (en) * | 2018-03-30 | 2021-01-29 | 青岛海尔空调器有限总公司 | Control method and device of air conditioning system |
| CN109458687A (en) * | 2018-11-01 | 2019-03-12 | 珠海格力电器股份有限公司 | Air-conditioning system and the air conditioner for applying it |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140917 Termination date: 20190428 |
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| CF01 | Termination of patent right due to non-payment of annual fee |