CN203687449U - Heat pump system integrating cooling, heating and hot water supply - Google Patents
Heat pump system integrating cooling, heating and hot water supply Download PDFInfo
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- CN203687449U CN203687449U CN201320893958.9U CN201320893958U CN203687449U CN 203687449 U CN203687449 U CN 203687449U CN 201320893958 U CN201320893958 U CN 201320893958U CN 203687449 U CN203687449 U CN 203687449U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title claims abstract description 97
- 238000010438 heat treatment Methods 0.000 title claims abstract description 26
- 238000001816 cooling Methods 0.000 title claims abstract description 21
- 239000007788 liquid Substances 0.000 claims abstract description 11
- 238000010792 warming Methods 0.000 claims description 16
- 238000009434 installation Methods 0.000 claims description 9
- 238000010257 thawing Methods 0.000 abstract description 7
- 238000010586 diagram Methods 0.000 description 7
- 230000009897 systematic effect Effects 0.000 description 7
- 238000005057 refrigeration Methods 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 238000004378 air conditioning Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
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Abstract
The utility model discloses a heat pump system integrating cooling, heating and hot water supply and belongs to the technical field of heat pump systems. The heat pump system comprises a compressor, an air-liquid separator, a hot water heat exchanger, an air conditioner heat exchanger, an evaporator, a first three-way valve, a second three-way valve, a third three-way valve, a four-way valve, a defrosting electromagnetic valve and an electronic expansion valve, wherein the air-liquid separator, the hot water heat exchanger, the air conditioner heat exchanger, the evaporator, the first three-way valve, the second three-way valve, the third three-way valve, the four-way valve, the defrosting electromagnetic valve and the electronic expansion valve are connected with the air compressor. Through control over the work states of the valves, different connection modes are formed between the air compressor and the evaporator and the hot water heat exchanger and the air conditioner heat exchanger, and then different circulation loops are formed. Six modes including the mode of hot water and cooling, the mode of hot water and heating, the mode of independent heating, the mode of independent cooling, the mode of independent hot water and the mode of defrosting are adopted by the same heat pump system. The heat pump system integrates cooling, heating and hot water supply, fully meets different demands, occupies a small space, and has good economical efficiency.
Description
Technical field
The utility model relates to heat pump technical field, particularly a kind of heat pump that collects cooling and warming and hot water and be supplied in one.
Background technology
Along with expanding economy, growth in the living standard, air-conditioning, water heater, heating equipment are universal gradually, and increasing family all has a complete set of equipment.But, buy respectively each equipment for every kind of function and not only bring economically burden, and can take more usage space.Therefore, a kind ofly collect refrigeration, heat and multifunction system that hot water is supplied in one will be the direction of the research and development of electrical equipment from now on.
Summary of the invention
Technical problem to be solved in the utility model is to provide a kind of collection cooling and warming that takes up room little, integrated level is high and hot water and is supplied in the heat pump of one.
For solving the problems of the technologies described above adopted technical scheme: a kind of heat pump that collects cooling and warming and hot water and be supplied in one, comprise compressor, the gas-liquid separator being connected with described compressor, hot water heat exchanger, air-condition heat exchanger, evaporimeter, the first triple valve, the second triple valve, the 3rd triple valve and cross valve, the outlet of described compressor is connected with the first valve port of the first triple valve, the 3rd valve port of described the first triple valve is connected with the arrival end of hot water heat exchanger, the port of export of hot water heat exchanger is connected with the first valve port of the second triple valve, the second valve port of described the first triple valve, the second valve port of the second triple valve and the first valve port of cross valve link together, the 3rd valve port of described the second triple valve is connected with the 3rd valve port of the 3rd triple valve, the first valve port of described the 3rd triple valve is connected with the arrival end of evaporimeter, the port of export of described evaporimeter is connected with the second valve port of cross valve, the 3rd valve port of described cross valve is connected with the arrival end of gas-liquid separator, the 4th valve port of described cross valve is connected with the arrival end of air-condition heat exchanger, the port of export of described air-condition heat exchanger is connected with the second valve port of the 3rd triple valve, select described the first triple valve by control, the second triple valve, each valve port duty of the 3rd triple valve and cross valve is so that this heat pump forms independent hot-water return, hot water cold air loop, independent cold air loop, hot water and heating loop, independent heating installation loop or defrost circuit.
Be further used as the improvement of technical solutions of the utility model, described hot water heat exchanger has a water inlet and delivery port, described water inlet and delivery port are connected with a water tank respectively, described water inlet also with one from the beginning the mouth of a river be connected, on the pipeline between the described mouth of a river from the beginning and water inlet, be provided with the magnetic valve and the thermostatic valve that are connected in parallel to each other, be provided with the temperature-sensitive bag being connected with thermostatic valve at described water outlet.
Be further used as the improvement of technical solutions of the utility model, when controlling, the first valve port of described the first triple valve is connected with the 3rd valve port, the first valve port of described the second triple valve is connected with the 3rd valve port, the first valve port of described the 3rd triple valve is connected with the 3rd valve port, and the second valve port of described cross valve is while being connected with the 3rd valve port, described heat pump forms independent hot-water return.
Be further used as the improvement of technical solutions of the utility model, when controlling, the first valve port of described the first triple valve is connected with the 3rd valve port, the first valve port of described the second triple valve is connected with the second valve port, the first valve port of described the 3rd triple valve is connected with the second valve port, the first valve port of described cross valve is connected with the second valve port, and the 3rd valve port of described cross valve is connected with the 4th valve port, described heat pump forms hot water cold air loop.
Be further used as the improvement of technical solutions of the utility model when the first valve port of described the first triple valve of control is connected with the 3rd valve port, the first valve port of described the second triple valve is connected with the second valve port, the first valve port of described the 3rd triple valve is connected with the second valve port, the first valve port of described cross valve is connected with the 4th valve port, and the second valve port of described cross valve is connected with the 3rd valve port, described heat pump forms hot water and heating loop.
Be further used as the improvement of technical solutions of the utility model, when controlling, the first valve port of described the first triple valve is connected with the second valve port, the first valve port of described the 3rd triple valve is connected with the second valve port, the first valve port of described cross valve is connected with the 4th valve port, and the second valve port of described cross valve is connected with the 3rd valve port, described heat pump forms independent heating installation loop.
Be further used as the improvement of technical solutions of the utility model, between the arrival end of described gas-liquid separator and the arrival end of hot water heat exchanger, be also provided with a defrost magnetic valve, when controlling, the first valve port of described the first triple valve is connected with the second valve port, the first valve port of described the second triple valve is connected with the 3rd valve port, the first valve port of described the 3rd triple valve is connected with the 3rd valve port, the first valve port of described cross valve is connected with the second valve port, and the 3rd valve port of described cross valve is connected with the 4th valve port, described heat pump forms defrost circuit.
Be further used as the improvement of technical solutions of the utility model, on the pipeline between the arrival end of described evaporimeter and the first valve port of the 3rd triple valve, be also provided with electric expansion valve.
Beneficial effect: this collection cooling and warming and hot water are supplied in the heat pump of one by controlling the duty of each valve port, make to form between compressor, evaporimeter and hot water heat exchanger, air-condition heat exchanger different connected modes, and then reach different closed circuits, a heat pump can use six patterns: hot water cold air, hot water and heating, independent heating installation, independent cold air, independent hot water, defrosting etc., simultaneously collection refrigeration, heat and hot water is supplied in one, meet fully different demands, occupied little space and there is good economy.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, the utility model is described further;
Fig. 1 is the systematic schematic diagram of the utility model embodiment;
Fig. 2 is the systematic schematic diagram of the utility model embodiment in independent hot water pattern;
Fig. 3 is the systematic schematic diagram of the utility model embodiment in hot water cold air pattern;
Fig. 4 is the systematic schematic diagram of the utility model embodiment in independent cold air pattern;
Fig. 5 is the systematic schematic diagram of the utility model embodiment in hot water and heating pattern;
Fig. 6 is the systematic schematic diagram of the utility model embodiment in independent heating installation pattern;
Fig. 7 is the systematic schematic diagram of the utility model embodiment in defrosting mode.
The specific embodiment
Referring to figs. 1 through Fig. 7, the utility model is a kind of collects cooling and warming and hot water and is supplied in the heat pump of one, comprise compressor 50, the gas-liquid separator 60 being connected with compressor 50, hot water heat exchanger 70, air-condition heat exchanger 80, evaporimeter 90, the first triple valve 10, the second triple valve 20, the 3rd triple valve 30 and cross valve 40, the outlet of compressor 50 is connected with the first valve port 11 of the first triple valve 10, the 3rd valve port 13 of the first triple valve 10 is connected with the arrival end 71 of hot water heat exchanger 70, the port of export 72 of hot water heat exchanger 70 is connected with the first valve port 21 of the second triple valve 20, the second valve port 12 of the first triple valve 10, the second valve port 22 of the second triple valve 20 and the first valve port 41 of cross valve 40 link together, the 3rd valve port 23 of the second triple valve 20 is connected with the 3rd valve port 33 of the 3rd triple valve 30, the first valve port 31 of the 3rd triple valve 30 is connected with the arrival end of evaporimeter 90, the port of export of evaporimeter 90 is connected with the second valve port 42 of cross valve 40, the 3rd valve port 43 of cross valve 40 is connected with the arrival end of gas-liquid separator 60, the 4th valve port 44 of cross valve 40 is connected with the arrival end 81 of air-condition heat exchanger 80, the port of export 82 of air-condition heat exchanger 80 is connected with the second valve port 32 of the 3rd triple valve 30, select the first triple valve 10 by control, the second triple valve 20, each valve port duty of the 3rd triple valve 30 and cross valve 40 is so that this heat pump forms independent hot-water return, hot water cold air loop, independent cold air loop, hot water and heating loop, independent heating installation loop or defrost circuit.
This collection cooling and warming and hot water are supplied in the heat pump of one by controlling the duty of each valve port, make to form different connected modes between compressor 50, evaporimeter 90 and hot water heat exchanger 70, air-condition heat exchanger 80, and then reach different closed circuits, a heat pump can use six patterns: hot water cold air, hot water and heating, independent heating installation, independent cold air, independent hot water, defrosting etc., simultaneously collection refrigeration, heat and hot water is supplied in one, meet fully different demands, occupied little space and there is good economy.
As preferred embodiment of the present utility model, hot water heat exchanger 70 has a water inlet 73 and delivery port 74, water inlet 73 and delivery port 74 are connected with a water tank 75 respectively, water inlet 73 also with one from the beginning the mouth of a river 76 be connected, being provided with the magnetic valve 77 and the thermostatic valve 78 that are connected in parallel to each other on the pipeline between the mouth of a river 76 and water inlet 73 from the beginning, be provided with the temperature-sensitive bag 79 being connected with thermostatic valve 78 at delivery port 74 places.By temperature-sensitive bag 79 being set at delivery port 74 places, can regulate and control the flow of inlet water of the thermostatic valve 78 of process according to the leaving water temperature of hot water heat exchanger 70, control accurately and efficiently the discharge of the hot water heat exchanger 70 of flowing through.
The utility model is mainly to control respectively conducting between each valve port of the first triple valve 10, the second triple valve 20, the 3rd triple valve 30 and cross valve 40 or the duty of disconnection and evaporimeter 90 by an electric-control system, and then control the closed circuit of whole heat pump, make heat pump form different mode of operations thereby form, specific as follows:
Independent hot water pattern: the first valve port 11 of the first triple valve 10 is connected with the 3rd valve port 13 when controlling, the first valve port 21 of the second triple valve 20 is connected with the 3rd valve port 23, the first valve port 31 of the 3rd triple valve 30 is connected with the 3rd valve port 33, and the second valve port 42 of cross valve 40 is while being connected with the 3rd valve port 43, heat pump forms independent hot-water return, specifically, with reference to the work loop forming shown in Fig. 2, now the blower fan of evaporimeter 90 starts.
Hot water cold air pattern: the first valve port 11 of the first triple valve 10 is connected with the 3rd valve port 13 when controlling, the first valve port 21 of the second triple valve 20 is connected with the second valve port 22, the first valve port 31 of the 3rd triple valve 30 is connected with the second valve port 32, the first valve port 41 of cross valve 40 is connected with the second valve port 42, and the 3rd valve port 43 of cross valve 40 is connected with the 4th valve port 44, heat pump forms hot water cold air loop, specifically, with reference to the work loop forming shown in Fig. 3, now the blower fan of evaporimeter 90 does not start.
Independent cold air pattern: the first valve port 11 of the first triple valve 10 is connected with the second valve port 12 when controlling, the first valve port 31 of the 3rd triple valve 30 is connected with the second valve port 32, the first valve port 41 of cross valve 40 is connected with the second valve port 42, and the 3rd valve port 43 of cross valve 40 is connected with the 4th valve port 44, heat pump forms independent cold air loop, specifically, with reference to the work loop forming shown in Fig. 4, now the blower fan of evaporimeter 90 starts.
Hot water and heating pattern: the first valve port 11 of the first triple valve 10 is connected with the 3rd valve port 13 when controlling, the first valve port 21 of the second triple valve 20 is connected with the second valve port 22, the first valve port 31 of the 3rd triple valve 30 is connected with the second valve port 32, the first valve port 41 of cross valve 40 is connected with the 4th valve port 44, and the second valve port 42 of cross valve 40 is connected with the 3rd valve port 43, heat pump forms hot water and heating loop, specifically, with reference to the work loop forming shown in Fig. 5, now the blower fan of evaporimeter 90 starts.
Independent heating installation pattern: the first valve port 11 of the first triple valve 10 is connected with the 3rd valve port 13 when controlling, the first valve port 21 of the second triple valve 20 is connected with the second valve port 22, the first valve port 31 of the 3rd triple valve 30 is connected with the second valve port 32, the first valve port 41 of cross valve 40 is connected with the 4th valve port 44, and the second valve port 42 of cross valve 40 is connected with the 3rd valve port 43, heat pump forms hot water and heating loop, specifically, with reference to the work loop forming shown in Fig. 6, now the blower fan of evaporimeter 90 starts.
Defrosting mode: be also provided with a defrost magnetic valve 61 between the arrival end of gas-liquid separator 60 and the arrival end 71 of hot water heat exchanger 70, when the first valve port 11 of controlling the first triple valve 10 is connected with the second valve port 12, the first valve port 21 of described the second triple valve 20 is connected with the 3rd valve port 23, the first valve port 31 of the 3rd triple valve 30 is connected with the 3rd valve port 33, and the first valve port 41 of cross valve 40 is connected with the second valve port 42, heat pump forms defrost circuit, specifically with reference to the work loop forming shown in Fig. 7, now the blower fan of evaporimeter 90 does not start.
By reference to the accompanying drawings embodiment of the present utility model is explained in detail above, but the utility model is not limited to above-mentioned embodiment, in the ken possessing at described technical field those of ordinary skill, can also under the prerequisite that does not depart from the utility model aim, make various variations.
Claims (9)
1. one kind collects cooling and warming and hot water and is supplied in the heat pump of one, it is characterized in that: comprise compressor (50), the gas-liquid separator (60) being connected with described compressor (50), hot water heat exchanger (70), air-condition heat exchanger (80), evaporimeter (90), the first triple valve (10), the second triple valve (20), the 3rd triple valve (30) and cross valve (40), the outlet of described compressor (50) is connected with first valve port (11) of the first triple valve (10), the 3rd valve port (13) of described the first triple valve (10) is connected with the arrival end (71) of hot water heat exchanger (70), the port of export (72) of hot water heat exchanger (70) is connected with first valve port (21) of the second triple valve (20), second valve port (12) of described the first triple valve (10), second valve port (22) of the second triple valve (20) and first valve port (41) of cross valve (40) link together, the 3rd valve port (23) of described the second triple valve (20) is connected with the 3rd valve port (33) of the 3rd triple valve (30), first valve port (31) of described the 3rd triple valve (30) is connected with the arrival end of evaporimeter (90), the port of export of described evaporimeter (90) is connected with second valve port (42) of cross valve (40), the 3rd valve port (43) of described cross valve (40) is connected with the arrival end of gas-liquid separator (60), the 4th valve port (44) of described cross valve (40) is connected with the arrival end (81) of air-condition heat exchanger (80), the port of export (82) of described air-condition heat exchanger (80) is connected with second valve port (32) of the 3rd triple valve (30), select described the first triple valve (10) by control, the second triple valve (20), each valve port duty of the 3rd triple valve (30) and cross valve (40) is so that this heat pump forms independent hot-water return, hot water cold air loop, independent cold air loop, hot water and heating loop, independent heating installation loop or defrost circuit.
2. collection cooling and warming according to claim 1 and hot water are supplied in the heat pump of one, it is characterized in that: described hot water heat exchanger (70) has a water inlet (73) and delivery port (74), described water inlet (73) and delivery port (74) are connected with a water tank (75) respectively, described water inlet (73) also with one from the beginning the mouth of a river (76) be connected, on the pipeline between the described mouth of a river from the beginning (76) and water inlet (73), be provided with the magnetic valve (77) and the thermostatic valve (78) that are connected in parallel to each other, locate to be provided with the temperature-sensitive bag (79) being connected with thermostatic valve (78) at described delivery port (74).
3. collection cooling and warming according to claim 1 and 2 and hot water are supplied in the heat pump of one, it is characterized in that: when the first valve port (11) of controlling described the first triple valve (10) is connected with the 3rd valve port (13), first valve port (21) of described the second triple valve (20) is connected with the 3rd valve port (23), first valve port (31) of described the 3rd triple valve (30) is connected with the 3rd valve port (33), and second valve port (42) of described cross valve (40) is while being connected with the 3rd valve port (43), described heat pump forms independent hot-water return.
4. collection cooling and warming according to claim 1 and 2 and hot water are supplied in the heat pump of one, it is characterized in that: when the first valve port (11) of controlling described the first triple valve (10) is connected with the 3rd valve port (13), first valve port (21) of described the second triple valve (20) is connected with the second valve port (22), first valve port (31) of described the 3rd triple valve (30) is connected with the second valve port (32), first valve port (41) of described cross valve (40) is connected with the second valve port (42), and the 3rd valve port (43) of described cross valve (40) is connected with the 4th valve port (44), described heat pump forms hot water cold air loop.
5. collection cooling and warming according to claim 1 and 2 and hot water are supplied in the heat pump of one, it is characterized in that: when controlling, first valve port (11) of described the first triple valve (10) is connected with the second valve port (12), first valve port (31) of described the 3rd triple valve (30) is connected with the second valve port (32), first valve port (41) of described cross valve (40) is connected with the second valve port (42), and the 3rd valve port (43) of described cross valve (40) is connected with the 4th valve port (44), described heat pump forms independent cold air loop.
6. collection cooling and warming according to claim 1 and 2 and hot water are supplied in the heat pump of one, it is characterized in that: when the first valve port (11) of controlling described the first triple valve (10) is connected with the 3rd valve port (13), first valve port (21) of described the second triple valve (20) is connected with the second valve port (22), first valve port (31) of described the 3rd triple valve (30) is connected with the second valve port (32), first valve port (41) of described cross valve (40) is connected with the 4th valve port (44), and second valve port (42) of described cross valve (40) is connected with the 3rd valve port (43), described heat pump forms hot water and heating loop.
7. collection cooling and warming according to claim 1 and 2 and hot water are supplied in the heat pump of one, it is characterized in that: when controlling, first valve port (11) of described the first triple valve (10) is connected with the second valve port (12), first valve port (31) of described the 3rd triple valve (30) is connected with the second valve port (32), first valve port (41) of described cross valve (40) is connected with the 4th valve port (44), and second valve port (42) of described cross valve (40) is connected with the 3rd valve port (43), described heat pump forms independent heating installation loop.
8. collection cooling and warming according to claim 1 and 2 and hot water are supplied in the heat pump of one, it is characterized in that: between the arrival end of described gas-liquid separator (60) and the arrival end (71) of hot water heat exchanger (70), be also provided with a defrost magnetic valve (61), when the first valve port (11) of controlling described the first triple valve (10) is connected with the second valve port (12), first valve port (21) of described the second triple valve (20) is connected with the 3rd valve port (23), first valve port (31) of described the 3rd triple valve (30) is connected with the 3rd valve port (33), first valve port (41) of described cross valve (40) is connected with the second valve port (42), and the 3rd valve port (43) of described cross valve (40) is connected with the 4th valve port (44), described heat pump forms defrost circuit.
9. collection cooling and warming according to claim 1 and 2 and hot water are supplied in the heat pump of one, it is characterized in that: on the pipeline between the arrival end of described evaporimeter (90) and first valve port (31) of the 3rd triple valve (30), be also provided with electric expansion valve (91).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320893958.9U CN203687449U (en) | 2013-12-31 | 2013-12-31 | Heat pump system integrating cooling, heating and hot water supply |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320893958.9U CN203687449U (en) | 2013-12-31 | 2013-12-31 | Heat pump system integrating cooling, heating and hot water supply |
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| Publication Number | Publication Date |
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| CN203687449U true CN203687449U (en) | 2014-07-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201320893958.9U Expired - Lifetime CN203687449U (en) | 2013-12-31 | 2013-12-31 | Heat pump system integrating cooling, heating and hot water supply |
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Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105444454A (en) * | 2015-12-29 | 2016-03-30 | 江门市迪思高科技有限公司 | Pressure control type air energy water heater and control method |
| CN106705478A (en) * | 2016-12-20 | 2017-05-24 | 珠海格力电器股份有限公司 | Hot-gas bypass enhanced vapor injection air-conditioning system |
| JP2018063090A (en) * | 2016-10-14 | 2018-04-19 | 株式会社コロナ | Heat pump water heater with cooling/heating function |
| CN109595848A (en) * | 2018-12-07 | 2019-04-09 | 广州大学 | A kind of trilogy supply air conditioning and water heating system |
| CN112283818A (en) * | 2019-07-23 | 2021-01-29 | 合肥美的暖通设备有限公司 | Multi-split system |
| CN113390203A (en) * | 2020-02-26 | 2021-09-14 | 约克广州空调冷冻设备有限公司 | Heat pump system |
-
2013
- 2013-12-31 CN CN201320893958.9U patent/CN203687449U/en not_active Expired - Lifetime
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105444454A (en) * | 2015-12-29 | 2016-03-30 | 江门市迪思高科技有限公司 | Pressure control type air energy water heater and control method |
| JP2018063090A (en) * | 2016-10-14 | 2018-04-19 | 株式会社コロナ | Heat pump water heater with cooling/heating function |
| CN106705478A (en) * | 2016-12-20 | 2017-05-24 | 珠海格力电器股份有限公司 | Hot-gas bypass enhanced vapor injection air-conditioning system |
| CN106705478B (en) * | 2016-12-20 | 2022-04-19 | 珠海格力电器股份有限公司 | Hot gas bypass enhanced vapor injection air conditioning system |
| CN109595848A (en) * | 2018-12-07 | 2019-04-09 | 广州大学 | A kind of trilogy supply air conditioning and water heating system |
| CN112283818A (en) * | 2019-07-23 | 2021-01-29 | 合肥美的暖通设备有限公司 | Multi-split system |
| CN113390203A (en) * | 2020-02-26 | 2021-09-14 | 约克广州空调冷冻设备有限公司 | Heat pump system |
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| C14 | Grant of patent or utility model | ||
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Address after: Overseas Chinese in Liwan District Guangzhou City Road 510163 Guangdong province No. 222 Patentee after: Guangdong Tongyi Air Energy Technology Co., Ltd. Address before: 510163 No. 219 middle middle road, Liwan District bridge, Guangzhou, Guangdong Patentee before: Guangdong Tongyi Electrical Appliance Co., Ltd. |
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| CP02 | Change in the address of a patent holder |
Address after: 510163 three, building two, 219-221 Middle Road, Liwan District bridge, Guangdong, Guangzhou Patentee after: Guangdong Tongyi Air Energy Technology Co., Ltd. Address before: Overseas Chinese in Liwan District Guangzhou City Road 510163 Guangdong province No. 222 Patentee before: Guangdong Tongyi Air Energy Technology Co., Ltd. |
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| CP02 | Change in the address of a patent holder |