CN203949315U - Ice accumulation of heat multi-connected air conditioner all-in-one - Google Patents
Ice accumulation of heat multi-connected air conditioner all-in-one Download PDFInfo
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- CN203949315U CN203949315U CN201420410254.6U CN201420410254U CN203949315U CN 203949315 U CN203949315 U CN 203949315U CN 201420410254 U CN201420410254 U CN 201420410254U CN 203949315 U CN203949315 U CN 203949315U
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Abstract
The utility model relates to air-conditioner technical field, a kind of ice accumulation of heat multi-connected air conditioner all-in-one is disclosed, comprise an off-premises station and at least two indoor sets, described off-premises station comprises compressor, outdoor heat exchanger, described indoor set comprises indoor heat exchanger and humidifying component, the outdoor heat exchanger of described off-premises station is connected with the indoor heat exchanger of described indoor set respectively, ice heat storage tank is also installed in described off-premises station, described ice heat storage tank is arranged on a side of outdoor heat exchanger, between described ice heat storage tank and described outdoor heat exchanger, by control valve, is connected.It is easy that the utility model not only has installation, and cost is low; Refrigeration is remarkable; The advantage that defrosting time is short and room temperature can not decline, and can realize that air themperature in a plurality of rooms of household and working environment, humidity, oxygen content are constant, the control of air purity.
Description
Technical field
The utility model relates to air-conditioner technical field, particularly a kind of ice accumulation of heat multi-connected air conditioner all-in-one.
Background technology
The ice accumulation of heat multi-connected air conditioner device that uses in a plurality of rooms of household and in working environment, is substantially all that off-premises station separates with heat storage tank, is connected between the two by copper pipe arrangement with distribution, and copper pipe arrangement and distribution are more, installation complexity, and cost is high.And its operation principle is all cold storage of ice making, seldom utilize the defrosting of accumulation of heat warm water to use, reverse cycle defrosting just, during defrosting, room temperature can decline.This air-conditioner is all that temperature regulates, and can not regulate live needed humidity, oxygen content, air purity of people.When using air-conditioning, along with humidity declines, oxygen content declines, people can feel to be dried, unhappy, uncomfortable, unnaturally.When running refrigerating dehumidifies, along with humidity declines, room temperature is corresponding decline also, can make people feel cold, and the speed that especially dehumidifies when low temperature dehumidification is slow, even can not dehumidify; Humidifier humidification speed when low-temperature humidifying is slow, even can not humidification.
Utility model content
The utility model, in order to solve the problems of the technologies described above, provides a kind of ice accumulation of heat multi-connected air conditioner all-in-one, ice heat storage tank is incorporated in off-premises station, and makes air conditioner integrated machine form the permanent net work energy of the permanent oxygen of multiple constant temperature and humidity.
To achieve these goals, the utility model provides following technical scheme:
A kind of ice accumulation of heat multi-connected air conditioner all-in-one, comprise an off-premises station and at least two indoor sets, described off-premises station comprises compressor, outdoor heat exchanger, described indoor set comprises indoor heat exchanger and humidifying component, the outdoor heat exchanger of described off-premises station is connected with the indoor heat exchanger of described indoor set respectively, it is characterized in that, ice heat storage tank is also installed in described off-premises station, described ice heat storage tank is arranged on a side of outdoor heat exchanger, between described ice heat storage tank and described outdoor heat exchanger, by control valve, is connected.
Further, described off-premises station connects respectively the air inlet of described compressor and the indoor heat exchanger of exhaust outlet, outdoor heat exchanger and each indoor set by a cross valve.
Further, described indoor set also configures the new blower fan of persevering oxygen, the new blower fan of described permanent oxygen comprises blower fan, heat exchanger and air cleaning unit, described blower fan is positioned at the front-end and back-end of described heat exchanger, and described air cleaning unit is comprised of HEPA high efficiency particulate air, electrostatic precipitator, activated carbon, ion generator and catalyst filter screen.
Further, described indoor set also comprises dehydrating unit, and described dehydrating unit comprises dehumidifying flow controller and dehumidifying magnetic valve, and described dehydrating unit is connected with described indoor heat exchanger.
Further, described humidifying component is arranged on indoor fan one side of described indoor set, and described humidifying component comprises humidifier, adds wet blower, water compensating valve, adds the place ahead of wet blower described in described humidifier is arranged on.
Further, described humidifier is far infrared humidifier.
Further, described compressor is frequency-changeable compressor or constant speed compressor.
Further, described control valve is heating power expansion valve or electric expansion valve.
Further, described dehumidifying flow controller is capillary, heating power expansion valve or electric expansion valve.
The beneficial effects of the utility model are:
Not only have installation easy, cost is low; Refrigeration is remarkable; The advantage that defrosting time is short and room temperature can not decline, and can realize air themperature, humidity, oxygen content in a plurality of rooms of household and working environment and control, air themperature under the residing work of people and living environment, humidity, oxygen content, air purity are carried out to comprehensive adjusting, really reach the function of constant temperature dehumidification, constant temperature humidification.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model air conditioner integrated machine;
Fig. 2 is humidifying component structural representation in the utility model;
Fig. 3 is ventilation air interchange system structural representation in the utility model.
In figure: 1 is compressor, 2 is cross valve, 3 is outdoor heat exchanger, 4 is control valve, 5 is humidifying component, 6 is indoor heat exchanger, 7 is branch road throttling arrangement, 8 is dehumidifying magnetic valve, 9 is dehumidifying flow controller, 10 for adding wet blower, 11 is far infrared humidifier, 12 is moisturizing magnetic valve or motor-driven valve, 13 is water source, 14 is blower fan, 15 is heat exchanger, 16 is blower fan, 17 is air cleaning unit, 18 is air cleaning unit, 19 is ice heat storage tank, 20 is the first magnetic valve, 21 is the second magnetic valve.
The specific embodiment
Below in conjunction with accompanying drawing, the specific embodiment of the utility model ice accumulation of heat multi-connected air conditioner all-in-one is elaborated.
Air conditioner integrated machine of the present utility model is the permanent clean air conditioner integrated machine of the permanent oxygen of small-sized ice accumulation of heat multiple constant temperature and humidity, comprises small-sized ice accumulation of heat multiple constant temperature and humidity system, humidifying component, ventilation air interchange system.
Referring to accompanying drawing 1, small-sized ice accumulation of heat multiple constant temperature and humidity system comprises an off-premises station and at least two indoor sets, off-premises station comprises compressor 1, cross valve 2, outdoor heat exchanger 3, magnetic valve, control valve 4 and ice heat storage tank 19, indoor set comprises indoor heat exchanger 6, branch road throttling arrangement 7, dehumidifying flow controller 9, dehumidifying magnetic valve 8 and indoor fan, four ports of cross valve 2 respectively with the blast pipe of compressor 1, the air intake duct of compressor 1, one end of outdoor heat exchanger 3 is connected with one end of the indoor heat exchanger of each indoor set 6, the indoor heat exchanger 6 of each indoor set is divided into upper and lower two halves, one end of indoor heat exchanger 6 the first half is connected with one end of control valve 4 by branch road throttling arrangement 7 respectively, the other end is connected with dehumidifying magnetic valve 8 with dehumidifying flow controller 9, indoor heat exchanger 6 the latter halfs are connected with dehumidifying magnetic valve 8 with dehumidifying flow controller 9, the other end of control valve 4 is connected with the other end of outdoor heat exchanger 3, one end of ice heat storage tank 19 is connected with one end of control valve 4, and the other end is connected with one end of magnetic valve, and the other end of magnetic valve is connected with the port of indoor heat exchanger 6 with cross valve.Each indoor set humidifying component 5 is arranged on indoor fan one side, humidifying component 5 by far infrared humidifier 11, add wet blower 10, water compensating valve 12 forms.
Referring to accompanying drawing 3, ventilation air interchange system is comprised of heat exchanger 15, blower fan 14,16, air cleaning unit 17,18.Blower fan 14,16 is positioned at the front and back end of heat exchanger 15, carries out respectively blowdown wind and inletting fresh air.Air cleaning unit 17,18 can be comprised of HEPA high efficiency particulate air, electrostatic precipitator, activated carbon, ion generator and catalyst filter screen.Heat exchanger can be total-heat exchanger, can be also sensible heat exchanger.
Compressor can be frequency-changeable compressor or constant speed compressor.
Control valve can be heating power expansion valve or electric expansion valve.
Throttling arrangement can be capillary, heating power expansion valve or electric expansion valve.
Referring to accompanying drawing 2, humidifying component can arrange water tank water source 13, also water heater part can be set.Moisturizing can adopt straight water supplementing method, also can adopt circular water replenishing mode.During direct subsidy water, by source water, through magnetic valve or motor-driven valve 12, directly mended to water tank.
Operation principle of the present utility model is as follows:
Referring to accompanying drawing 1, during cold storage of ice making: each indoor set quits work, cold-producing medium is by the gas of compressor 1 boil down to HTHP, through cross valve 2, deliver to outdoor heat exchanger 3, it is cooling after outdoor heat exchanger carries out exchange heat, become gas liquid mixture or liquid, then pass through control valve 4 throttlings, become the gas-liquid mixture of low-temp low-pressure, then deliver to the heat-transfer pipe of ice heat storage tank 19 inside, now the heat-transfer pipe of ice heat storage tank 19 inside maintains low-temp low-pressure, water in ice heat storage tank 19 is by exchange heat to cold-producing medium, and coolant-temperature gage reduces, and at heat-transfer pipe, around build-ups ice.Cold-producing medium becomes the gas of low-temp low-pressure after the heat-transfer pipe heat exchange of ice heat storage tank inside, through the first magnetic valve 20, now the first magnetic valve 20 is opened, the second magnetic valve 21 cuts out, pass through cross valve, by compressor, sucked again, then by the gas that turns HTHP after compressor compresses, complete cold storage of ice making circulation.
During refrigeration: cold-producing medium is by the gas of compressor 1 boil down to HTHP, through cross valve 2, deliver to outdoor heat exchanger 3, it is cooling after outdoor heat exchanger carries out exchange heat, become gas liquid mixture or liquid, then through the second magnetic valve 21, now control valve 4 is closed, the first magnetic valve 20 cuts out, the second magnetic valve 21 is opened, deliver to the heat-transfer pipe of ice heat storage tank 19 inside, cold-producing medium by exchange heat to the ice in ice heat storage tank 19, ice melts, cold-producing medium is further cooling, become liquid, deliver to each indoor set branch road throttling arrangement 7, become the gas-liquid mixture of low-temp low-pressure, again by each indoor set indoor heat exchanger 6, the magnetic valve 8 that now dehumidifies is opened, indoor heat exchanger 6 by exchange heat in room air to cold-producing medium, indoor air temperature reduces, give indoor refrigeration.Cold-producing medium becomes the gas of low-temp low-pressure after each indoor set indoor heat exchanger heat exchange, by cross valve, then is sucked by compressor, then by the gas that turns HTHP after compressor compresses, completes kind of refrigeration cycle.
During warm water accumulation of heat processed: each indoor set quits work, cold-producing medium is by the gas of compressor 1 boil down to HTHP, through cross valve 2, by the first magnetic valve 20, now the first magnetic valve 20 is opened, the second magnetic valve 21 cuts out, deliver to the heat-transfer pipe of ice heat storage tank 19 inside, cold-producing medium by exchange heat to the water in ice heat storage tank 19, coolant-temperature gage raises, become warm water, cold-producing medium carries out after exchange heat cooling, become gas liquid mixture or liquid, then pass through control valve 4 throttlings, become the gas-liquid mixture of low-temp low-pressure, again by outdoor heat exchanger 3, outdoor heat exchanger arrives outdoor air by cold-producing medium exchange heat.Cold-producing medium becomes the gas of low-temp low-pressure after outdoor heat exchanger heat exchange, then by cross valve, by compressor, is sucked, then by the gas that turns HTHP after compressor compresses, completes warm water accumulation of heat circulation processed.
While heating: cold-producing medium is by the gas of compressor 1 boil down to HTHP, through cross valve 2, deliver to each indoor set indoor heat exchanger 6, cooling after indoor heat exchanger 6 carries out exchange heat, indoor air is warmed and produces and heats, and the magnetic valve 8 that now dehumidifies is opened.Cooled cold-producing medium becomes gas liquid mixture or the liquid of high pressure, then pass through each indoor set branch road throttling arrangement 7, branch road throttling arrangement 7 standard-sized sheets now, deliver to control valve 4, become the gas-liquid mixture of low-temp low-pressure, now the first magnetic valve 20 cuts out, and the second magnetic valve 21 cuts out, by outdoor heat exchanger 3, outdoor heat exchanger arrives outdoor air by cold-producing medium exchange heat again.Cold-producing medium becomes the gas of low-temp low-pressure after outdoor heat exchanger heat exchange, then by cross valve, is sucked, then by the gas that turns HTHP after compressor compresses, complete and heat circulation by compressor.
During defrosting: outdoor fan shuts down, cold-producing medium is by the gas of compressor 1 boil down to HTHP, through cross valve 2, deliver to each indoor set indoor heat exchanger 6, cooling after indoor heat exchanger 6 carries out exchange heat, indoor air is warmed and produces and heats, and the magnetic valve 8 that now dehumidifies is opened.Cooled cold-producing medium becomes gas liquid mixture or the liquid of high pressure, then pass through each indoor set branch road throttling arrangement 7, branch road throttling arrangement 7 standard-sized sheets now, deliver to the heat-transfer pipe of ice heat storage tank 19 inside, now control valve 4 is closed, warm water in ice heat storage tank 19 by exchange heat to cold-producing medium, cold-producing medium heats up, become the gas of high temperature, through the second magnetic valve 21, now the second magnetic valve 21 is opened, the first magnetic valve 20 cuts out, deliver to outdoor heat exchanger 3, the cold-producing medium of high temperature becomes the gas of low temperature after the frost of outdoor heat exchanger 3 knots is removed, pass through again cross valve, by compressor, sucked, again by the gas that turns HTHP after compressor compresses, complete defrost cycle.Defrost process is utilized hot coolant defrosting, greatly shortens defrosting time, and remains and heat running, and room temperature can not decline.
During constant temperature dehumidification: cold-producing medium is by the gas of compressor 1 boil down to HTHP, through cross valve 2, deliver to outdoor heat exchanger 3, it is cooling after outdoor heat exchanger carries out exchange heat, become gas liquid mixture or liquid, then pass through magnetic valve 221, now control valve 4 is closed, the first magnetic valve 20 cuts out, the second magnetic valve 21 is opened, deliver to the heat-transfer pipe of ice heat storage tank 19 inside, cold-producing medium by exchange heat to the ice in ice heat storage tank 19, ice melts, cold-producing medium is further cooling, become liquid, deliver to each indoor set branch road throttling arrangement 7, branch road throttling arrangement 7 standard-sized sheets now, deliver to indoor heat exchanger 6 heat exchange of each indoor set, in indoor heat exchanger 6 the first half, to room air, heat up, cold-producing medium becomes gas liquid mixture or the liquid of high pressure and delivers to dehumidifying flow controller 9, become the gas-liquid mixture of low-temp low-pressure, deliver to again indoor heat exchanger 6 the latter halfs, the magnetic valve 8 that now dehumidifies cuts out, indoor heat exchanger 6 arrives cold-producing medium by room air exchange heat, because indoor heat exchanger temperature is low, the indoor air humidity supersaturation of flowing through and produce condensation, condensed water is discharged, thereby give indoor air dehumidification, in dehumidification process, indoor heat exchanger the latter half and indoor heat exchanger the first half are given respectively indoor refrigeration and are heated, thereby reach the object of constant temperature dehumidification.Cold-producing medium becomes the gas of low-temp low-pressure after the indoor heat exchanger of each indoor set, by cross valve, then is sucked by compressor, then by the gas that turns HTHP after compressor compresses, completes constant temperature dehumidification circulation.
Referring to accompanying drawing 2, during constant temperature humidification: cold-producing medium is by the gas of compressor 1 boil down to HTHP, through cross valve 2, deliver to outdoor heat exchanger 3, it is cooling after outdoor heat exchanger carries out exchange heat, become gas liquid mixture or liquid, then through the second magnetic valve 21, now control valve 4 is closed, and the first magnetic valve 20 cuts out, the second magnetic valve 21 is opened, deliver to the heat-transfer pipe of ice heat storage tank 19 inside, cold-producing medium is by exchange heat to the ice in ice heat storage tank 19, and ice melts, cold-producing medium is further cooling, becomes liquid.Humidifying component work, far infrared humidifier 11 makes water surface under infrared ray action, produce heat and then rapid evaporation by infrared emanation, indoor to indoor humidification thereby warm moist air is sent to.Refrigerant liquid is delivered to branch road throttling arrangement 7, become the gas-liquid mixture of low-temp low-pressure, again by the indoor heat exchanger 6 of each indoor set, the magnetic valve 8 that now dehumidifies is opened, indoor heat exchanger 6 by exchange heat in room air to cold-producing medium, in humidification, indoor heat exchanger and humidifying component are given respectively indoor refrigeration and are heated, thereby reach the object of constant temperature humidification.Cold-producing medium becomes the gas of low-temp low-pressure after each room indoor heat exchanger heat exchange, by cross valve, then is sucked by compressor, then by the gas that turns HTHP after compressor compresses, completes the circulation of constant temperature humidification.
Referring to accompanying drawing 3, the new blower fan operation principle of permanent oxygen: when check raises (or oxygen concentration decline) or IAQ pollutes and exceeds standard or when PM2.5 exceeds standard to CO2 concentration in room air, automatically open the new blower fan work of permanent oxygen, indoor dirty wind is through purifier 17, by heat exchanger 15, carry out heat exchange again, by blower fan 16, sent; Outdoor fresh air is by after air cleaning unit 18, by heat exchanger 15, undertaken after heat exchange again, by blower fan 14, deliver to indoor, the new wind or the dirty wind that enter new blower fan all pass through Air purification, reach indoor air purification, effectively remove the pernicious gases such as PM2.5, formaldehyde, the indoor new wind of dirty wind outside discharge chamber and inspiration carries out full heat or Exchange of apparent heat, reach the order of heat recovery, due to lasting inletting fresh air, by the air exchange of outdoor constant oxygen to indoor, thereby reach the object of indoor permanent oxygen.
Humidifying component work: by adding wet blower 10 air blowings or air-breathing, air stream is through far infrared humidifier 11, the water 13 that water charging system is used humidification is directly mended humidifier water tank by moisturizing magnetic valve or motor-driven valve 12, far infrared humidifier 11 makes water surface under infrared ray action, produce heat and then rapid evaporation by infrared emanation, moisture is evaporated in air-flow, thereby warm moist air is sent to the indoor function reaching to indoor humidification.
Implementation of the present utility model can have following improvement mode:
Cancel far infrared humidifier, by water heater part, replaced, the effect of heating water is equal to far infrared humidifier, and far infrared humidifier plays equalized temperature effect in constant temperature humidification.
Air cleaning unit, except being arranged in ventilation air interchange system, also can be arranged in each indoor set of ice accumulation of heat multiple constant temperature and humidity system, plays equally the effect purifying the air of a room.
The above is only preferred embodiment of the present utility model; it should be pointed out that for those skilled in the art, do not departing under the prerequisite of the utility model principle; can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.
Claims (9)
1. an ice accumulation of heat multi-connected air conditioner all-in-one, comprise an off-premises station and at least two indoor sets, described off-premises station comprises compressor, outdoor heat exchanger, described indoor set comprises indoor heat exchanger and humidifying component, the outdoor heat exchanger of described off-premises station is connected respectively with the indoor heat exchanger of described indoor set, it is characterized in that: ice heat storage tank is also installed in described off-premises station, described ice heat storage tank is arranged on a side of outdoor heat exchanger, between described ice heat storage tank and described outdoor heat exchanger, by control valve, is connected.
2. ice accumulation of heat multi-connected air conditioner all-in-one according to claim 1, is characterized in that: described off-premises station connects respectively the air inlet of described compressor and the indoor heat exchanger of exhaust outlet, outdoor heat exchanger and each indoor set by a cross valve.
3. ice accumulation of heat multi-connected air conditioner all-in-one according to claim 1, it is characterized in that: described indoor set also configures the new blower fan of persevering oxygen, the new blower fan of described permanent oxygen comprises blower fan, heat exchanger and air cleaning unit, described blower fan is positioned at the front-end and back-end of described heat exchanger, and described air cleaning unit is comprised of HEPA high efficiency particulate air, electrostatic precipitator, activated carbon, ion generator and catalyst filter screen.
4. ice accumulation of heat multi-connected air conditioner all-in-one according to claim 1, is characterized in that: described indoor set also comprises dehydrating unit, and described dehydrating unit comprises dehumidifying flow controller and dehumidifying magnetic valve, and described dehydrating unit is connected with described indoor heat exchanger.
5. ice accumulation of heat multi-connected air conditioner all-in-one according to claim 1, it is characterized in that: described humidifying component is arranged on indoor fan one side of described indoor set, described humidifying component comprises humidifier, adds wet blower, water compensating valve, adds the place ahead of wet blower described in described humidifier is arranged on.
6. ice accumulation of heat multi-connected air conditioner all-in-one according to claim 5, is characterized in that: described humidifier is far infrared humidifier or water heater.
7. according to the ice accumulation of heat multi-connected air conditioner all-in-one described in any one in claim 1 to 6, it is characterized in that: described compressor is frequency-changeable compressor or constant speed compressor.
8. according to the ice accumulation of heat multi-connected air conditioner all-in-one described in any one in claim 1 to 6, it is characterized in that: described control valve is heating power expansion valve or electric expansion valve.
9. ice accumulation of heat multi-connected air conditioner all-in-one according to claim 4, is characterized in that: described dehumidifying flow controller is capillary, heating power expansion valve or electric expansion valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420410254.6U CN203949315U (en) | 2014-07-21 | 2014-07-21 | Ice accumulation of heat multi-connected air conditioner all-in-one |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420410254.6U CN203949315U (en) | 2014-07-21 | 2014-07-21 | Ice accumulation of heat multi-connected air conditioner all-in-one |
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| Publication Number | Publication Date |
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| CN203949315U true CN203949315U (en) | 2014-11-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420410254.6U Expired - Fee Related CN203949315U (en) | 2014-07-21 | 2014-07-21 | Ice accumulation of heat multi-connected air conditioner all-in-one |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104879843A (en) * | 2015-06-12 | 2015-09-02 | 广东美的暖通设备有限公司 | Air conditioner control device, multi-split air conditioner and air conditioner control method |
| CN109489125A (en) * | 2018-09-30 | 2019-03-19 | 珠海格力电器股份有限公司 | Constant temperature and humidity air conditioner |
| CN110207278A (en) * | 2019-05-28 | 2019-09-06 | 珠海格力电器股份有限公司 | Air conditioner and control method thereof |
-
2014
- 2014-07-21 CN CN201420410254.6U patent/CN203949315U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104879843A (en) * | 2015-06-12 | 2015-09-02 | 广东美的暖通设备有限公司 | Air conditioner control device, multi-split air conditioner and air conditioner control method |
| CN104879843B (en) * | 2015-06-12 | 2017-06-30 | 广东美的暖通设备有限公司 | Air conditioner controlling device, multi-split air conditioner and air-conditioner control method |
| CN109489125A (en) * | 2018-09-30 | 2019-03-19 | 珠海格力电器股份有限公司 | Constant temperature and humidity air conditioner |
| CN110207278A (en) * | 2019-05-28 | 2019-09-06 | 珠海格力电器股份有限公司 | Air conditioner and control method thereof |
| CN110207278B (en) * | 2019-05-28 | 2020-06-02 | 珠海格力电器股份有限公司 | Air conditioner and control method thereof |
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Legal Events
| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 518001 Shenzhen, Nanshan District Bay, the Gulf of CITIC Bay, building B303, 5, Patentee after: Shenzhen Wohaisen Technology Co. Ltd. Address before: 518001 Shenzhen, Nanshan District Bay, the Gulf of CITIC Bay, building B303, 5, Patentee before: SHENZHEN WOSEN AIR-CONDITIONING TECHNOLOGY CO., LTD. |
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141119 Termination date: 20190721 |