CN212962287U - Air source heat pump unit for heating domestic hot water by utilizing recovered heat energy - Google Patents
Air source heat pump unit for heating domestic hot water by utilizing recovered heat energy Download PDFInfo
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- CN212962287U CN212962287U CN202021702421.6U CN202021702421U CN212962287U CN 212962287 U CN212962287 U CN 212962287U CN 202021702421 U CN202021702421 U CN 202021702421U CN 212962287 U CN212962287 U CN 212962287U
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- hot water
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/12—Hot water central heating systems using heat pumps
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B30/00—Energy efficient heating, ventilation or air conditioning [HVAC]
- Y02B30/52—Heat recovery pumps, i.e. heat pump based systems or units able to transfer the thermal energy from one area of the premises or part of the facilities to a different one, improving the overall efficiency
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Abstract
The invention provides an air source heat pump unit for heating domestic hot water by utilizing recovered heat energy, which comprises a condensing device, wherein the output end of the condensing device is connected with a throttling device, the input end of the condensing device is connected with a compressor, the other end of the throttling device is connected with a spiral coil arranged on a heat exchanger, and the other end of the spiral coil is connected with the compressor; the compressor and the spiral coil are located on the same side of the throttling device, a heat exchange fan is arranged between the compressor and the spiral coil, an air outlet of the heat exchange fan faces the spiral coil, a domestic hot water circulating pipeline is arranged between an air outlet of the heat exchange fan and the spiral coil, and an emptying valve is arranged on the domestic hot water circulating pipeline. By adopting the technical scheme provided by the invention, the redundant heat generated by the air source heat pump unit can be well recovered, the domestic water is heated, and the energy utilization rate is improved.
Description
Technical Field
The utility model relates to a condensation heat recovery technical field of air conditioner specifically is an utilize air source heat pump set who retrieves hot water of heat energy heating life.
Background
The air source heat pump unit has the advantages of refrigerating in summer, utilizing outdoor air as a low-level heat source for heating in winter, saving energy, being free from installing a cooling tower and the like, and is widely applied. The air side heat exchanger can generate waste heat during the refrigerating operation of the unit, and if the waste heat is directly discharged into the air, a heat source is wasted. Therefore, people are always actively exploring the heat recovery technology of the air source heat pump unit.
SUMMERY OF THE UTILITY MODEL
The utility model provides an air source heat pump unit for heating domestic hot water by utilizing recovered heat energy, which comprises a condensing device, wherein the output end of the condensing device is connected with a throttling device, and the input end of the condensing device is connected with a compressor;
the compressor and the spiral coil are located on the same side of the throttling device, a heat exchange fan is arranged between the compressor and the spiral coil, an air outlet of the heat exchange fan faces the spiral coil, a domestic hot water circulation pipeline is arranged between an air outlet of a heat dissipation fan of the heat exchange fan and the spiral coil, and an exhaust valve is arranged on the domestic hot water circulation pipeline.
Furthermore, the spiral coil of the heat exchanger is a spiral hollow copper pipe.
Furthermore, the domestic hot water circulating pipeline is a continuous S-shaped hollow copper pipe, one end of the domestic hot water circulating pipeline is a cold water inlet end, and the other end of the domestic hot water circulating pipeline is a domestic hot water supply end.
Further, the throttling device is a capillary tube or an expansion valve.
Adopt the utility model provides a technical scheme, the redundant heat that air supply heat pump set produced that can be fine is retrieved to heat domestic water, improved energy utilization.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without inventive labor.
Fig. 1 is a schematic diagram of an air source heat pump unit for heating domestic hot water by using recovered heat energy provided by the utility model.
Detailed Description
In the following description, numerous specific details are set forth in order to provide a more thorough understanding of the present invention. It will be apparent, however, to one skilled in the art, that the present invention may be practiced without one or more of these specific details. In other instances, well-known features have not been described in order to avoid obscuring the present invention.
In order to thoroughly understand the present invention, detailed steps and detailed structures will be provided in the following description so as to explain the technical solution of the present invention. The preferred embodiments of the present invention are described in detail below, however, other embodiments of the present invention are possible in addition to these detailed descriptions.
As shown in fig. 1, the utility model provides an air source heat pump unit for heating domestic hot water by using recovered heat energy, which comprises a condensing device 1, wherein the output end of the condensing device 1 is connected with a throttling device 2, and the input end of the condensing device 1 is connected with a compressor 3, and is characterized in that the other end of the throttling device 2 is connected with a spiral coil pipe 5 arranged on a heat exchanger, and the other end of the spiral coil pipe 5 is connected with the compressor 3;
the compressor 3 the spiral coil 5 are located on the same side of the throttling device 2, a heat exchange fan 4 is arranged between the compressor 3 and the spiral coil 5, an air outlet of the heat exchange fan 4 faces the spiral coil 5, a domestic hot water circulating pipeline 6 is arranged between an air outlet of a heat dissipation fan of the heat exchange fan 4 and the spiral coil 5, and the domestic hot water circulating pipeline 6 is provided with an exhaust valve 7.
In an alternative embodiment, the spiral coil 5 of the heat exchanger is a spiral hollow copper pipe. Further preferably, the inner ring end of the spiral coil 5 of the heat exchanger is connected with the throttling device 2, and the outer ring end is connected with the compressor 3.
In an optional embodiment, the domestic hot water circulation pipeline is a continuous S-shaped hollow copper pipe, one end of the domestic hot water circulation pipeline is a cold water inlet end, and the other end of the domestic hot water circulation pipeline is a domestic hot water supply end.
In an optional embodiment, the throttling device 2 is a capillary tube or an expansion valve (an electronic or thermal expansion valve) which performs the functions of cooling and depressurizing, and adjusts the flow rate of the working medium (refrigerant) to make the liquid flow rate more easily evaporate under a lower pressure.
The utility model discloses an evaporation refrigeration's circulation process: the low-temperature low-pressure working medium (refrigerant) is compressed into high-temperature high-pressure gas by the compressor, the heat is released in the condensing device and condensed into normal-temperature high-pressure liquid, the normal-temperature high-pressure liquid is changed into normal-temperature low-pressure liquid at the throttling device, the heat is absorbed in the outdoor heat exchanger coil pipe to be changed into low-temperature low-pressure steam, and then the next circulation is carried out. Under the driving of the wind power of the outdoor heat exchanger fan 4, the heat of the compressor 3 and the outdoor heat exchanger fan 4 firstly flows to the domestic hot water circulating pipeline 6, and then exchanges heat with the domestic hot water at a lower temperature in the domestic hot water circulating pipeline, and heats the domestic hot water. Meanwhile, the heat can also be sent to the spiral coil pipe 5 of the heat exchanger through the hot air blown out by the fan of the outdoor heat exchanger, and the temperature of the working medium (refrigerant) in the spiral coil pipe 5 of the heat exchanger is lower than the atmospheric temperature, so that the heat of the compressor and the fan of the outdoor heat exchanger is completely absorbed by the working medium (refrigerant) in the coil pipe of the outdoor heat exchanger, the heat of the motor of the fan of the outdoor heat exchanger, the heat of the motor of the compressor of the outdoor heat exchanger and the heat of the exhaust pipeline are completely recycled through the structural arrangement, and the performance coefficient of. When the domestic hot water is not required to be heated, the water in the domestic hot water circulating pipeline is completely emptied through the emptying valve, so that heat is absorbed by the spiral coil pipe of the heat exchanger as far as possible, and heat loss is avoided.
In addition, in the utility model, the spiral coil of the heat exchanger is designed in a spiral manner, so that the heating area in unit area is increased; in the same way, the domestic hot water circulating pipeline adopts the continuous S-shaped hollow copper pipe, so that the heat exchange area is increased.
On the other hand, the copper pipe is adopted as the spiral coil pipe of the heat exchanger and the domestic hot water circulating pipeline, so that the heat conductivity is high, and the utilization rate of heat energy is improved. In addition, after domestic hot water in the bad pipeline of domestic hot water circulation evacuation, the bad pipeline of domestic hot water circulation can be heated after blowing hot-blast and give off the heat, can be with heat conduction to the spiral coil pipe of heat exchanger on through heat exchange fan, improve heat utilization efficiency.
The above description is directed to the preferred embodiment of the present invention. It is to be understood that the invention is not limited to the particular embodiments described above, in that devices and structures not described in detail are understood to be implemented in a manner common in the art; without departing from the scope of the invention, it is intended that the present invention shall not be limited to the above-described embodiments, but that the present invention shall include all the modifications and variations of the embodiments. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention all still fall within the protection scope of the technical solution of the present invention, where the technical entity does not depart from the content of the technical solution of the present invention.
Claims (4)
1. An air source heat pump unit for heating domestic hot water by utilizing recovered heat energy comprises a condensing device (1), wherein the output end of the condensing device (1) is connected with a throttling device (2), and the input end of the condensing device (1) is connected with a compressor (3), and is characterized in that the other end of the throttling device (2) is connected with a spiral coil (5) arranged on a heat exchanger, and the other end of the spiral coil (5) is connected with the compressor (3);
compressor (3) spiral coil pipe (5) are located same one side of throttling arrangement (2), and compressor (3) with be provided with a heat transfer fan (4) between spiral coil pipe (5), the air outlet of heat transfer fan (4) is facing spiral coil pipe (5), and the radiator fan air outlet of heat transfer fan (4) with be provided with living hot water between spiral coil pipe (5) and circulate bad pipeline (6), living hot water circulates bad pipeline (6) and disposes an exhaust-valve (7).
2. The air source heat pump unit for heating domestic hot water by using recovered heat energy as claimed in claim 1, wherein the spiral coil (5) of the heat exchanger is a spiral hollow copper pipe.
3. The air source heat pump unit for heating domestic hot water by using recovered heat energy as claimed in claim 1 or 2, wherein the domestic hot water circulation pipeline is a continuous S-shaped hollow copper pipe, one end of the domestic hot water circulation pipeline is a cold water inlet end, and the other end of the domestic hot water circulation pipeline is a domestic hot water supply end.
4. The air source heat pump unit for heating domestic hot water by using recovered heat energy as claimed in claim 1, wherein the throttling device (2) is a capillary tube or an expansion valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021702421.6U CN212962287U (en) | 2020-08-14 | 2020-08-14 | Air source heat pump unit for heating domestic hot water by utilizing recovered heat energy |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021702421.6U CN212962287U (en) | 2020-08-14 | 2020-08-14 | Air source heat pump unit for heating domestic hot water by utilizing recovered heat energy |
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| Publication Number | Publication Date |
|---|---|
| CN212962287U true CN212962287U (en) | 2021-04-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021702421.6U Active CN212962287U (en) | 2020-08-14 | 2020-08-14 | Air source heat pump unit for heating domestic hot water by utilizing recovered heat energy |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212962287U (en) |
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2020
- 2020-08-14 CN CN202021702421.6U patent/CN212962287U/en active Active
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