CN213237761U - An air conditioner outdoor unit controller cooling device and an air conditioner - Google Patents
An air conditioner outdoor unit controller cooling device and an air conditioner Download PDFInfo
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- CN213237761U CN213237761U CN202021492687.2U CN202021492687U CN213237761U CN 213237761 U CN213237761 U CN 213237761U CN 202021492687 U CN202021492687 U CN 202021492687U CN 213237761 U CN213237761 U CN 213237761U
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- temperature
- air conditioner
- outdoor unit
- unit controller
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- 238000001816 cooling Methods 0.000 title claims description 16
- 238000006243 chemical reaction Methods 0.000 claims abstract description 49
- 238000010521 absorption reaction Methods 0.000 claims abstract description 44
- 238000005485 electric heating Methods 0.000 claims description 53
- 239000010687 lubricating oil Substances 0.000 claims description 14
- 238000010438 heat treatment Methods 0.000 claims description 12
- 239000010408 film Substances 0.000 claims description 9
- 230000017525 heat dissipation Effects 0.000 claims description 8
- 229910021389 graphene Inorganic materials 0.000 claims description 5
- 229910052961 molybdenite Inorganic materials 0.000 claims description 5
- 229910052982 molybdenum disulfide Inorganic materials 0.000 claims description 5
- 239000002135 nanosheet Substances 0.000 claims description 5
- 239000010409 thin film Substances 0.000 claims description 4
- 239000002699 waste material Substances 0.000 abstract description 6
- 238000004378 air conditioning Methods 0.000 abstract description 2
- 238000005516 engineering process Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 4
- 230000005611 electricity Effects 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 239000003507 refrigerant Substances 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000005494 condensation Effects 0.000 description 1
- 238000009833 condensation Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000008030 elimination Effects 0.000 description 1
- 238000003379 elimination reaction Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005461 lubrication Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 238000005057 refrigeration Methods 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 238000010257 thawing Methods 0.000 description 1
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- Air Conditioning Control Device (AREA)
Abstract
The utility model provides an outer quick-witted controller heat abstractor of air-conditioner relates to the air conditioning technology field, including energy absorption conversion equipment, energy absorption conversion equipment is suitable for to set up on the controller body, energy absorption conversion equipment is used for absorbing the heat of controller body and with heat energy conversion for the electric energy. The energy absorption and conversion device is suitable for being arranged on the controller body and can convert the heat energy of the controller body into the electric energy, so that the temperature of the air conditioner outdoor unit controller is reduced, the heat energy is converted into the electric energy for utilization, and the energy waste is prevented.
Description
Technical Field
The utility model relates to an air conditioning technology field particularly, relates to an air condensing units controller heat abstractor and air conditioner.
Background
Some components in the air condensing units controller can produce a large amount of heat in the use, especially under the higher condition of summer ambient temperature, controller temperature can be higher, if in time with the heat elimination, the reliability of whole machine operation is very unfavorable. In order to avoid the temperature of components in the controller from being too high, when the outdoor unit is in a high-temperature environment, the inverter air conditioner generally adopts a method of reducing the frequency to reduce the heat productivity of the components of the controller, but the reduction of the frequency causes insufficient cooling capacity, which affects the user experience. Or the controller is cooled by adopting an air cooling or refrigerant cooling method, but most radiators used for air cooling heat dissipation are aluminum product radiators, so that the size is large, the occupied space is large, the cooling efficiency is low, and the temperature of the controller cannot be effectively reduced. The method of cooling by the refrigerant has the risk of condensation and lower reliability.
SUMMERY OF THE UTILITY MODEL
The utility model provides a current in-process that cools down to air conditioner outdoor unit controller causes the problem of energy waste.
In order to solve the above problem, the utility model provides an outdoor unit controller heat abstractor of air-conditioner, including energy absorption conversion equipment, energy absorption conversion equipment is suitable for and sets up on outdoor unit controller, energy absorption conversion equipment is used for absorbing outdoor unit controller's heat and with heat energy conversion for the electric energy.
The energy absorption and conversion device of the outdoor unit controller is suitable for being arranged on the outdoor unit controller and can convert heat energy into electric energy, so that the temperature of the outdoor unit controller of the air conditioner is reduced, the heat energy is converted into the electric energy for utilization, and energy waste is prevented.
Further, the energy absorption and conversion device comprises a storage battery, and the energy absorption and conversion device is electrically connected with the storage battery.
The energy absorption and conversion device is electrically connected with the storage battery, so that the heat energy of the controller is converted into electric energy and stored in the storage battery, and the electric energy is conveniently utilized.
Further, the energy absorption and conversion device is a thin film formed by heterogeneously combining a full graphene porous structure and Au-MoS2 nanosheets.
The energy absorption and conversion device adopts a film formed by heterogeneously combining a full graphene porous structure and Au-MoS2 nanosheets, so that the energy conversion efficiency is high, the toughness of the film is strong, and the service life of the film is long.
Further, the outdoor unit controller comprises a heating element, at least two support columns are arranged on the periphery of the heating element, the height of the upper end face of each support column is higher than that of the upper end face of the outdoor unit controller, the energy absorption and conversion device is in a film shape, and the energy absorption and conversion device is attached to the upper end faces of the support columns.
The energy absorption and conversion device is arranged on the supporting columns at the periphery of the outdoor unit controller, so that the energy absorption and conversion device can absorb the heat of all heating components of the outdoor unit controller, convert the heat into electric energy and further cool the outdoor unit controller.
Further comprises a first temperature acquisition device, a first switch, a switch controller and a first electric heating device,
the first electric heating device is suitable for being arranged on a condenser of the air conditioner, the storage battery is electrically connected with the first electric heating device,
the first temperature acquisition device is electrically connected with the switch controller,
the first switch is arranged between the storage battery and the first electric heating device,
when the outdoor environment temperature collected by the first temperature collecting device is lower than a preset temperature, the switch controller is used for controlling the first switch to be closed, and when the outdoor environment temperature is equal to or higher than the preset temperature, the switch controller is used for controlling the first switch to be opened.
Because the storage battery is electrically connected with the first electric heating device, when the external environment temperature is lower, the storage battery is heated through the first electric heating device, so that the heat exchange efficiency of the heat exchanger is improved, and the electric energy converted by the heat of the controller is fully utilized.
Further comprises a second temperature acquisition device, a transformer and a second switch,
the storage battery is electrically connected with the transformer, the transformer is electrically connected with the first electric heating device, the second switch is arranged between the transformer and the first electric heating device, the second switch is respectively and electrically connected with the transformer and the first electric heating device,
the second temperature acquisition device is electrically connected with the switch controller,
when the temperature of the first electric heating device collected by the second temperature collecting device is lower than a preset frosting temperature critical value, the switch controller is used for controlling the first switch to be switched off, the second switch is switched on, and when the temperature of the first electric heating device is equal to or higher than the preset frosting temperature critical value, the switch controller is used for controlling the second switch to be switched off.
Because the battery is connected with the transformer electricity, and the transformer is connected with first electric heater unit electricity, is less than when presetting frosting temperature critical value as first electric heater unit's temperature, and during the heat exchanger frosted, can not shut down and change the frost, improve user experience.
Further comprises a third temperature acquisition device, a third switch, a transformer, a second electric heating device and a control device,
the second electric heating device is suitable for being arranged on a compressor of the air conditioner, the storage battery is electrically connected with the transformer, the transformer is electrically connected with the second electric heating device, the third switch is arranged between the transformer and the second electric heating device, the third switch is respectively and electrically connected with the transformer and the second electric heating device,
the third temperature acquisition device is electrically connected with the control device,
when the temperature of the cylinder bottom lubricating oil collected by the third temperature collecting device is lower than the preset cylinder bottom temperature threshold value, the control device is used for controlling the third switch to be closed, and when the temperature of the cylinder bottom lubricating oil is equal to or higher than the preset cylinder bottom temperature threshold value, the control device is used for controlling the third switch to be opened.
Due to the arrangement of the third temperature acquisition device, when the temperature of the cylinder bottom lubricating oil is lower than the preset cylinder bottom temperature threshold value, the electric energy in the storage battery is pressurized by the transformer and then enters the second electric heating device, so that the temperature of the cylinder bottom of the compressor is increased, the compressor is well lubricated, and the service life is prolonged.
Further comprises a voltage information acquisition device, a fourth switch, a transformer, a power supply module and a control device,
the power supply module and the control device are suitable for being arranged on the air conditioner,
the storage battery is electrically connected with the transformer, the transformer is electrically connected with the power supply module,
the fourth switch is arranged between the transformer and the power supply module, the fourth switch is electrically connected with the transformer and the power supply module,
the voltage information acquisition device is electrically connected with the control device,
when the power supply voltage value collected by the voltage information collection device is lower than the threshold value of the preset voltage, the control device is used for controlling the fourth switch to be switched on and switched off, and when the collected power supply voltage value is equal to or higher than the threshold value of the preset voltage, the control device is used for controlling the fourth switch to be switched off.
Because the battery passes through the transformer and is connected with the power module electricity, when the power consumption peak period voltage is lower, the refrigeration capacity of air conditioner reduces and even can't move, or when cutting off the power supply suddenly, the battery is the power supply of power module, promotes supply voltage, makes the air conditioner maintain normal operating, promotes user experience, widens product service function.
Further, the energy absorption and conversion device is connected to the supporting column through screws.
The energy absorption and conversion device is connected to the supporting column through the screw, so that the energy absorption and conversion device is more convenient to mount.
The utility model also provides an air conditioner, including foretell air condensing units controller heat abstractor.
The energy absorption and conversion device of the outdoor unit controller is suitable for being arranged on the outdoor unit controller and can convert heat energy into electric energy, so that the temperature of the outdoor unit controller of the air conditioner is reduced, the heat energy is converted into the electric energy for utilization, and energy waste is prevented.
Drawings
Fig. 1 is a schematic view illustrating an installation structure of an energy absorption and conversion device of a heat dissipation device of an outdoor unit controller of an air conditioner according to the present invention;
fig. 2 is a schematic diagram of a circuit connection structure of the heat dissipation device of the outdoor unit controller of the air conditioner of the present invention;
fig. 3 is a control structure diagram of a first switch and a second switch of the controller heat sink of the outdoor unit of an air conditioner according to the present invention;
fig. 4 is a control structure diagram of the third switch and the fourth switch in the heat sink of the outdoor unit controller of the air conditioner of the present invention.
Description of reference numerals:
11-an outdoor unit controller; 111-a heat-generating element; 112-support column; 12-an energy absorbing conversion device; 13-a storage battery; 14-a transformer; 21-a condenser; 211-a first temperature acquisition device; 212-a first switch; 213-a switch controller; 214-a second temperature acquisition device; 215-a second switch; 216-a first electric heating device; 31-a compressor; 311-a second temperature acquisition device; 312-a third switch; 313-a control device; 314-second electric heating means; 41-a power supply module; 411-a voltage information acquisition device; 412-fourth switch.
Detailed Description
In order to make the aforementioned objects, features and advantages of the present invention more comprehensible, embodiments accompanied with figures are described in detail below.
As shown in fig. 1 and 2, an embodiment of the present invention provides a heat dissipation device for an outdoor unit controller of an air conditioner, including an energy absorption and conversion device 12, the energy absorption and conversion device 12 is suitable for being disposed on an outdoor unit controller 11, and the energy absorption and conversion device 12 is used for absorbing heat energy of the outdoor unit controller 11 and converting the heat energy into electric energy. Since the energy absorption and conversion device 12 is suitable for being installed on the outdoor unit controller 11, and the energy absorption and conversion device 12 can convert heat energy into electric energy, not only the temperature of the outdoor unit controller of the air conditioner is reduced, but also the heat energy is converted into electric energy for utilization, thereby preventing energy waste.
Further, the embodiment of the present invention provides an outdoor unit controller for an air conditioner, which further includes a storage battery 13, and the energy absorption and conversion device 12 is electrically connected to the storage battery 13. Specifically, the energy absorption and conversion device 12 is connected to the storage battery 13 through a voltage stabilizing circuit and a charging circuit, and converts the heat energy of the outdoor unit controller 11 into electric energy and stores the electric energy in the storage battery 13, so that the electric energy is conveniently utilized.
Specifically, the energy absorption conversion device 12 adopts a thin film formed by heterozygously combining a full graphene porous structure and Au-MoS2 nanosheets. The energy absorbing and converting device 12 may also be a thin film made of other materials that can convert thermal energy into electrical energy. The energy absorption and conversion device adopts a film formed by heterogeneously combining a full graphene porous structure and Au-MoS2 nanosheets, so that the energy conversion efficiency is high, the toughness of the film is strong, and the service life of the film is long.
Specifically, as shown in fig. 2, the outdoor unit controller 11 includes a plurality of heating elements 111, a rectifier bridge, an igbt reducing ABM resistor, a transistor, a switching transformer, and the like are all heating elements of the outdoor unit controller 11, two or more support columns 112 are disposed on the periphery of the heating elements 111 of the outdoor unit controller 11, an upper end surface of each support column 112 is higher than a height of an upper end surface of the outdoor unit controller 11, the energy absorption conversion device 12 is in a film shape, and the energy absorption conversion device 12 is adapted to be attached to the support columns 112. Specifically, the energy absorption and conversion device 12 is connected to each support column 112 by a screw, and it is also possible that the energy absorption and conversion device 12 is connected to each support column 112 by a high temperature glue. The energy absorption and conversion device is arranged on the supporting columns at the periphery of the outdoor unit controller, so that the energy absorption and conversion device can absorb the heat of all heating components of the outdoor unit controller, convert the heat into electric energy and further cool the outdoor unit controller.
Further, as shown in fig. 3, the heat dissipation device of the outdoor unit controller of the air conditioner of the embodiment of the present invention further includes a first temperature collecting device 211, a first switch 212, and a switch controller 213, wherein a condenser 21 of the air conditioner is provided with a first electric heating device 216, as shown in fig. 1, the storage battery 13 is electrically connected to the first electric heating device 216 on the condenser 21, specifically, the first electric heating device 216 employs an electric heating wire, and the first temperature collecting device 211 employs a temperature sensor;
the first temperature acquisition device 211 is arranged on an outdoor unit of the air conditioner, the first temperature acquisition device 211 is electrically connected with the switch controller 213, and the first temperature acquisition device 211 is used for acquiring the outdoor environment temperature and transmitting the outdoor environment temperature to the switch controller 213;
the first switch 212 is arranged between the storage battery 13 and the first electric heating device 216 on the condenser 21, and the first switch 212 is electrically connected with the storage battery 13 and the first electric heating device 216 on the condenser 21 respectively;
the switch controller 213 controls the first electric heating device 216 of the condenser 21 using a control method of the conventional air conditioner, and specifically, the switch controller 213 compares the outdoor ambient temperature with a temperature standard value, and when the outdoor ambient temperature is lower than the temperature standard value, the switch controller 213 controls the first switch 212 to be closed, and when the outdoor ambient temperature is equal to or higher than the temperature standard value, the switch controller 213 controls the first switch 212 to be opened. Specifically, the temperature standard value is 5 ℃, when the outdoor ambient temperature is lower than 5 ℃, it indicates that the outdoor ambient temperature is lower and the heat exchange efficiency of the heat exchanger is poor, and at this time, the first switch is closed, so that the first electric heating device 216 of the condenser 21 is heated by appropriate voltage, and the heat exchange efficiency of the heat exchanger is improved. When the air conditioner is under the working condition of heating, if external environment temperature is lower, can lead to heat exchange efficiency to reduce, set up first electric heater unit 216 on the condenser 21 of air conditioner, when external environment temperature is lower, heat through first electric heater unit to improve the heat exchange efficiency of heat exchanger, be connected the electric energy that the heat that can make full use of the controller converted with the first electric heater unit electricity on battery and the condenser.
Further, the heat dissipation device for the outdoor unit controller of the air conditioner of the embodiment of the present invention further includes a second temperature acquisition device 214, a transformer 14, and a second switch 215, wherein the second temperature acquisition device 214 employs a temperature sensor;
the second temperature collecting device 214 is arranged on the heat exchange tube of the condenser 21, the second temperature collecting device 214 is electrically connected with the switch controller 213, and the second temperature collecting device 214 is used for collecting the temperature of the first electric heating device 216 and transmitting the temperature of the first electric heating device 216 to the switch controller 213;
the accumulator 13 is electrically connected with the transformer 14, and the transformer 14 is electrically connected with the first electric heating device 216 of the condenser 21;
the second switch 215 is disposed between the transformer 14 and the condenser 21, and the second switch 215 is electrically connected to the transformer 14 and the condenser 21, respectively;
when the temperature of the first electric heating device 216 is lower than the preset frosting temperature threshold value, the switch controller 213 controls the first switch 212 to be opened and the second switch 215 to be closed, and when the temperature of the first electric heating device 216 is equal to or higher than the preset frosting temperature threshold value, the switch controller 213 controls the second switch 215 to be opened. Specifically, the second temperature collecting device 214 is a temperature sensor, the preset frosting temperature critical value is usually 0 ℃, when the outdoor environment is in a low-temperature high-humidity environment, the heat exchanger still has a possibility of frosting under the condition of heating through the first electric heating device, when the temperature of the first electric heating device 216 is lower than the frosting temperature critical value, the frosting of the heat exchanger is indicated, the electric energy in the storage battery 13 is boosted through the transformer 14, the voltage is increased, the heat productivity of the first electric heating device 216 is rapidly increased, and the effect of defrosting without shutdown is achieved.
Preferably, as shown in fig. 4, the air conditioner further includes a third temperature collecting device 311 and a third switch 312, the air conditioner includes a control device 313, the control device 313 controls the operation condition of the air conditioner, a second electric heating device 314 is disposed on a compressor 31 of the air conditioner, the transformer 14 is electrically connected to the second electric heating device 314, the third switch 312 is disposed between the transformer 14 and the second electric heating device 314, the third switch 312 is electrically connected to the transformer 14 and the second electric heating device 314, specifically, the third temperature collecting device 311 employs a temperature sensor, and the second electric heating device 314 employs an electric heating wire;
the third temperature acquisition device 311 is electrically connected with the control device 313, and the third temperature acquisition device 311 is arranged at the cylinder bottom of the compressor 31 and used for acquiring the temperature of the lubricating oil at the cylinder bottom of the compressor and transmitting the temperature of the lubricating oil at the cylinder bottom to the control device 313 of the air conditioner;
the control device 313 of the air conditioner controls the temperature of the bottom lubricating oil of the compressor 31 by using a conventional control method, specifically, the control device 313 of the air conditioner is used for comparing the temperature of the bottom lubricating oil with a preset bottom temperature threshold value, when the temperature of the bottom lubricating oil is lower than the preset bottom temperature threshold value, the control device 313 of the air conditioner controls the third switch 312 to be closed, and when the temperature of the bottom lubricating oil is equal to or higher than the preset bottom temperature threshold value, the control device 313 of the air conditioner controls the third switch 312 to be open, and the bottom temperature threshold value is usually 7 ℃. When the outdoor temperature is low, the temperature of the bottom of the compressor cylinder is also low, so that the lubricating oil in the compressor is sticky, the lubrication of the compressor is poor, and the service life of the compressor is influenced. And a third temperature acquisition device 311 is arranged, when the temperature of the cylinder bottom lubricating oil is lower than the cylinder bottom temperature threshold value and the air conditioner receives a starting instruction, a third switch 312 is closed, electric energy in the storage battery 13 is pressurized by the transformer 14 and then enters a second electric heating device 314, the cylinder bottom temperature of the compressor is increased, the compressor is well lubricated, and when the temperature of the cylinder bottom lubricating oil reaches the cylinder bottom temperature threshold value, the compressor is started and the third switch 312 is switched off, so that the purpose of protecting the compressor is achieved.
Preferably, the air conditioner further includes a power supply module 41, the power supply module 41 provides a power supply for the air conditioner, and the transformer 14 is electrically connected to the power supply module 41, the embodiment of the present invention provides an outdoor unit controller for an air conditioner further including a voltage information collecting device 411 and a fourth switch 412, the fourth switch 412 is disposed between the transformer 14 and the power supply module 41, and the fourth switch 412 is electrically connected to the transformer 14 and the power supply module 41;
the voltage information acquisition device 411 is electrically connected with the control device 313, and the voltage information acquisition device 411 is used for acquiring a power supply voltage value of the power supply module 41 and transmitting the acquired power supply voltage value to the control device 313 of the air conditioner;
the control device 313 of the air conditioner controls the power supply voltage by adopting the existing control method, the control device 313 of the air conditioner is used for comparing the collected power supply voltage value with a preset voltage threshold value, when the collected power supply voltage value is lower than the preset voltage threshold value, the control device 313 controls the fourth switch 412 to be closed, and at the moment, the electric energy in the storage battery 13 is boosted by the transformer 14 and then is transmitted to the power supply module 41 to be used for boosting the power supply voltage so as to enable the air conditioner to maintain normal operation; when the collected power supply voltage value is equal to or higher than the preset voltage threshold, the fourth switch 412 is turned off, power is supplied only by the power supply module 41, and the preset voltage threshold is 75% -80% of the rated voltage. Because the storage battery 13 is electrically connected with the power supply module 41 through the transformer 14, when the voltage is low in the peak period of power utilization, the refrigerating capacity of the air conditioner is reduced, even the air conditioner cannot run, or the power is cut off suddenly, the storage battery 13 supplies power to the power supply module 41, the power supply voltage is improved, the air conditioner can maintain normal operation, the user experience is improved, and the use function of the product is widened.
The embodiment of the utility model provides an air conditioner, including the outer quick-witted controller heat abstractor of above-mentioned air-conditioner. The energy absorption and conversion device can absorb the heat of the controller and convert the heat energy into the electric energy, so that the temperature of the controller of the outdoor unit of the air conditioner is reduced, the heat energy is converted into the electric energy for utilization, and the energy waste is prevented.
Although the present invention is disclosed above, the present invention is not limited thereto. Various changes and modifications may be effected therein by one of ordinary skill in the pertinent art without departing from the scope or spirit of the present invention, and the scope of the present invention is defined by the appended claims.
Claims (10)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021492687.2U CN213237761U (en) | 2020-07-24 | 2020-07-24 | An air conditioner outdoor unit controller cooling device and an air conditioner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021492687.2U CN213237761U (en) | 2020-07-24 | 2020-07-24 | An air conditioner outdoor unit controller cooling device and an air conditioner |
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| Publication Number | Publication Date |
|---|---|
| CN213237761U true CN213237761U (en) | 2021-05-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021492687.2U Active CN213237761U (en) | 2020-07-24 | 2020-07-24 | An air conditioner outdoor unit controller cooling device and an air conditioner |
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| CN (1) | CN213237761U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115264758A (en) * | 2022-05-09 | 2022-11-01 | 重庆海尔空调器有限公司 | Control method and device of air conditioner, electronic equipment, storage medium and air conditioner |
-
2020
- 2020-07-24 CN CN202021492687.2U patent/CN213237761U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115264758A (en) * | 2022-05-09 | 2022-11-01 | 重庆海尔空调器有限公司 | Control method and device of air conditioner, electronic equipment, storage medium and air conditioner |
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| CP03 | Change of name, title or address |
Address after: 315191 No. 1166 Mingguang North Road, Jiangshan Town, Ningbo, Zhejiang, Yinzhou District Patentee after: NINGBO AUX ELECTRIC Co.,Ltd. Country or region after: China Patentee after: AUX AIR CONDITIONING LIMITED BY SHARE Ltd. Address before: No. 1166 Mingguang North Road, Jiangshan Town, Ningbo, Zhejiang, Yinzhou District Patentee before: NINGBO AUX ELECTRIC Co.,Ltd. Country or region before: China Patentee before: AUX AIR CONDITIONING LIMITED BY SHARE Ltd. |