CN210425678U - Air source heat pump capable of storing energy and defrosting step by step - Google Patents
Air source heat pump capable of storing energy and defrosting step by step Download PDFInfo
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- CN210425678U CN210425678U CN201921714458.8U CN201921714458U CN210425678U CN 210425678 U CN210425678 U CN 210425678U CN 201921714458 U CN201921714458 U CN 201921714458U CN 210425678 U CN210425678 U CN 210425678U
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- water
- water pipe
- defrosting
- air source
- coil
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- 238000010257 thawing Methods 0.000 title claims abstract description 37
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 121
- 238000010438 heat treatment Methods 0.000 claims abstract description 35
- 238000001704 evaporation Methods 0.000 claims abstract description 19
- 238000004146 energy storage Methods 0.000 claims abstract description 17
- 230000008020 evaporation Effects 0.000 claims description 15
- 230000017525 heat dissipation Effects 0.000 claims description 13
- 239000007788 liquid Substances 0.000 claims description 10
- 230000008676 import Effects 0.000 claims description 7
- 230000000750 progressive effect Effects 0.000 claims 5
- 238000010521 absorption reaction Methods 0.000 abstract 1
- 230000005855 radiation Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 2
- 238000001816 cooling Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
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Abstract
The utility model relates to an air source heat pump technical field just discloses an air source heat pump of energy storage defrosting step by step. This air source heat pump of energy storage defrosting step by step, including heating device, defroster and water pipe, heating device leads to pipe and is connected with defroster, heating device includes evaporimeter, compressor, hydrothermal converter, filter and expansion valve, and the mouth of inhaling is installed to evaporimeter top and bottom, and evaporimeter internally mounted has evaporating coil, hydrothermal converter internally mounted has heating coil, and defroster includes hot-water tank, cold water tank, water pump and fin heat exchanger, and fin heat exchanger surface mounting has the fan. The air source heat pump for energy storage and gradual defrosting has the advantages of stable and graded defrosting and circulating energy storage, three fin heat exchangers are arranged, a plurality of fin heat exchangers can be selectively started to defrost according to the amount of frost, and the heat of a low-temperature source is continuously absorbed and output to heated cold water by adopting a circulating and reciprocating heat absorption and radiation mode.
Description
Technical Field
The utility model relates to an air source heat pump technical field specifically is an air source heat pump of energy storage defrosting step by step.
Background
When the conventional air source heat pump operates at low outdoor temperature in winter, the evaporation side fins of the system are easy to frost, so that the operation efficiency and the service life of the heat pump are influenced.
At present, the conventional defrosting mode is to switch a four-way reversing valve, the system runs in the reverse direction, the exhaust gas of the compressor is led into the frosted fin heat exchanger, and the high-temperature exhaust gas of the compressor is utilized to defrost. Although the defrosting method has the advantages of simple system, low cost and the like, the defrosting method has the following advantages in practical application: the defects that the heating is not comfortable due to interruption of heating, the stable operation of the system is influenced by the rapid change of the working condition of the system caused by defrosting, the heating can be stably carried out only after a long time, the heat with large defrosting loss is not energy-saving and the like are overcome.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides an air source heat pump of energy storage defrosting step by step possesses advantages such as stable hierarchical defrosting and circulation energy storage, has solved and can not stabilize hierarchical defrosting and extravagant thermal problem.
The utility model provides a technical scheme that its technical problem adopted is: the utility model provides an air source heat pump of energy storage defrosting step by step, includes heating device, defroster and water pipe, heating device is connected with defroster through the water pipe.
The heating device comprises an evaporator, a compressor, a hydrothermal converter, a filter and an expansion valve, wherein the top and the bottom of the evaporator are fixedly provided with air suction ports, an evaporation coil is fixedly arranged in the evaporator, and a heating coil is fixedly arranged in the hydrothermal converter.
The defrosting device comprises a hot water tank, a cold water tank, a water pump and a fin heat exchanger, wherein a fan is fixedly arranged on the outer surface of the fin heat exchanger.
Further, a leakage-proof layer is fixedly installed at the joint of the evaporator and the evaporation coil, and a leakage-proof layer is fixedly installed at the joint of the water-heat converter and the heating coil.
Further, the evaporating coil export is linked together through water pipe and compressor import, the compressor export leads to pipe and is linked together with the heating coil import, the heating coil export leads to pipe and is linked together with the filter import, the filter export leads to pipe and is linked together with the expansion valve import, the expansion valve export leads to pipe and is linked together with the evaporating coil import.
Furthermore, an evaporation coil in the evaporator, a compressor, a heating coil in the hydrothermal converter and an expansion valve form a circulation loop through water pipes, and a proper amount of liquid working medium is filled in the loop.
Furthermore, the water outlet of the cold water tank is communicated with the water inlet of the hydrothermal converter through a water pipe, an electromagnetic valve is fixedly mounted at the center of the water pipe, the water outlet of the hydrothermal converter is communicated with the water inlet of the hot water tank through a water pipe, and the outlet of the hot water tank is connected with a water pump through a water pipe.
Further, the fin heat exchanger has threely, three the inside equal fixed mounting of fin heat exchanger has the heat dissipation coil pipe, the heat dissipation coil pipe import leads to pipe and is linked together with the water pump, and all installs the solenoid valve at the water pipe center, the heat dissipation coil pipe export leads to pipe and is linked together with the cold water storage cistern water inlet, and all installs the solenoid valve at the water pipe center.
The utility model has the advantages that:
1. this air source heat pump of energy storage defrosting step by step can stabilize hierarchical defrosting, and this device has three fin heat exchanger, and every fin heat exchanger can the free running, also can move together, selects to open one or more fin heat exchanger according to how much of frost and defrosts, only need open a fin heat exchanger when frost is not many, opens more fin heat exchangers when frost more and defrosts, and the classification that can be stable defrosts.
2. The air source heat pump capable of storing energy and defrosting step by step can circularly store energy, a liquid working medium firstly absorbs heat in air in an evaporator to evaporate to form steam, the steam absorbs the heat to obtain recovered heat, then the recovered heat is compressed into high-temperature high-pressure gas by a compressor, the high-temperature high-pressure gas enters a condenser to be condensed into liquid to send the absorbed heat to cold water to be heated, the liquid working medium is decompressed and expanded by an expansion valve and then returns to the evaporator again to absorb the heat to evaporate to complete a cycle, the cycle is repeated in such a way, the heat of a low-temperature source is continuously absorbed and is output to the heated cold water to directly reach a preset required temperature, then the heated water enters a hot water tank, the water enters a fin heat exchanger through a water pump to provide heat for defrosting, then the heat-dissipated hot water is changed into cold water, and the cold water enters a cold water tank, the purpose of circulating energy storage is achieved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
Fig. 1 is the connection diagram of the device structure of the present invention.
Description of reference numerals: 1-heating device, 101-evaporator, 102-compressor, 103-hydrothermal converter, 104-filter, 105-expansion valve, 106-air suction port, 107-evaporating coil, 108-heating coil, 2-defrosting device, 201-hot water tank, 202-cold water tank, 203-water pump, 204-fin heat exchanger, 205-fan, 206-radiating coil, 3-water pipe and 4-solenoid valve.
Detailed Description
The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
Referring to fig. 1-1, an energy-storage step-by-step defrosting air source heat pump includes a heating device 1, a defrosting device 2, and a water pipe 3, wherein the heating device 1 is connected to the defrosting device 2 through the water pipe 3.
The heating device 1 comprises an evaporator 101, a compressor 102, a water-heat converter 103, a filter 104 and an expansion valve 105, wherein air suction ports 106 are fixedly arranged at the top and the bottom of the evaporator 101, an evaporation coil 107 is fixedly arranged in the evaporator 101, a leak-proof layer is fixedly arranged at the joint of the evaporator 101 and the evaporation coil 107 to prevent water leakage, a heating coil 108 is fixedly arranged in the water-heat converter 103, a leak-proof layer is fixedly arranged at the joint of the water-heat converter 103 and the heating coil 108 to prevent water leakage, the outlet of the evaporation coil 107 is communicated with the inlet of the compressor 102 through a water pipe 3, the compressor 102 is used for compressing gaseous working media, the outlet of the compressor 102 is communicated with the inlet of the heating coil 108 through a water pipe 3, the outlet of the heating coil 108 is communicated with the inlet of the filter 104 through a water pipe 3, the, the outlet of the filter 104 is communicated with the inlet of an expansion valve 105 through a water pipe 3, the expansion valve 105 is used for cooling and depressurizing the liquid working medium, the outlet of the expansion valve 105 is communicated with the inlet of an evaporation coil 107 through the water pipe 3, the evaporation coil 107 in the evaporator 101, a compressor 102, a heating coil 108 in the water heat exchanger 103 and the expansion valve 105 form a circulation loop through the water pipe 3, and a proper amount of liquid working medium is filled in the loop.
The defrosting device 2 comprises a hot water tank 201, a cold water tank 202, a water pump 203 and a fin heat exchanger 204, wherein a fan 205 is fixedly arranged on the outer surface of the fin heat exchanger 204, the fan 205 is used for discharging heat dissipated by a heat dissipation coil 206 for defrosting, the water outlet of the cold water tank 202 is communicated with the water inlet of the hydrothermal converter 103 through a water pipe 3, the center of the water pipe 3 is fixedly provided with an electromagnetic valve 4, the water outlet of the hydrothermal converter 103 is communicated with the water inlet of the hot water tank 201 through the water pipe 3, the outlet of the hot water tank 201 is connected with the water pump through the water pipe 3, the number of the fin heat exchangers 204 is three, the interior of each fin heat exchanger 204 is fixedly provided with a heat dissipation coil 206, the inlet of each heat dissipation coil 206 is communicated with the water pump 203 through the water pipe 3, and solenoid valve 4 is all installed at water pipe 3 center, and the heat dissipation coil 206 export is linked together through water pipe 3 and cold water tank 202 water inlet, and solenoid valve 4 is all installed at water pipe 3 center.
When the heat recovery device is used, the air suction port 106 of the evaporator 101 absorbs heat in air to enable liquid working medium in the steam coil 107 to absorb heat and evaporate to form steam, the steam is recovered heat, the steam enters the compressor 102 to be compressed into high-temperature high-pressure gas and then enters the heating coil 108, the cold water tank 202 injects cold water into the water heat exchanger 103 to condense gaseous working medium in the heating coil 108 into liquid, the absorbed heat is transferred to required heated cold water, the liquid working medium enters the filter 104 to be filtered, then enters the expansion valve 105 to be decompressed and expanded and then returns to the evaporation coil 107 in the evaporator 101 again to absorb heat and evaporate to complete a cycle, and the cycle is repeated to continuously absorb heat of a low-temperature source and output to heated cold pool water to directly reach a preset temperature, and when the cold water in the water heat exchanger 103 reaches the preset temperature, the cold water enters the hot water tank 201 to be stored, when defrosting is needed, the water pump 203 and the corresponding electromagnetic valve 4 are opened to pump hot water in the hot water tank to the heat dissipation coil 206 in the fin heat exchanger 204 for heat dissipation, then the fan 205 absorbs heat and discharges the heat for defrosting, and the hot water becomes cold water after heat dissipation and enters the cold water tank 202.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (6)
1. The utility model provides an energy storage step-by-step defrosting's air source heat pump, includes heating device (1), defroster (2) and water pipe (3), its characterized in that: the heating device (1) is connected with the defrosting device (2) through a water pipe (3);
the heating device (1) comprises an evaporator (101), a compressor (102), a hydrothermal converter (103), a filter (104) and an expansion valve (105), wherein air suction ports (106) are fixedly arranged at the top and the bottom of the evaporator (101), an evaporation coil (107) is fixedly arranged in the evaporator (101), and a heating coil (108) is fixedly arranged in the hydrothermal converter (103);
the defrosting device (2) comprises a hot water tank (201), a cold water tank (202), a water pump (203) and a fin heat exchanger (204), wherein a fan (205) is fixedly installed on the outer surface of the fin heat exchanger (204).
2. The energy storage progressive defrosting air source heat pump according to claim 1, wherein: a leakage-proof layer is fixedly arranged at the joint of the evaporator (101) and the evaporation coil (107), and a leakage-proof layer is fixedly arranged at the joint of the hydrothermal converter (103) and the heating coil (108).
3. The energy storage progressive defrosting air source heat pump according to claim 1, wherein: the outlet of the evaporation coil (107) is communicated with the inlet of the compressor (102) through a water pipe (3), the outlet of the compressor (102) is communicated with the inlet of the heating coil (108) through the water pipe (3), the outlet of the heating coil (108) is communicated with the inlet of the filter (104) through the water pipe (3), the outlet of the filter (104) is communicated with the inlet of the expansion valve (105) through the water pipe (3), and the outlet of the expansion valve (105) is communicated with the inlet of the evaporation coil (107) through the water pipe (3).
4. The energy storage progressive defrosting air source heat pump according to claim 1, wherein: an evaporation coil (107) in the evaporator (101), a compressor (102), a heating coil (108) in the hydrothermal converter (103) and an expansion valve (105) form a circulation loop through a water pipe (3), and a proper amount of liquid working medium is filled in the loop.
5. The energy storage progressive defrosting air source heat pump according to claim 1, wherein: the water outlet of the cold water tank (202) is communicated with the water inlet of the hydrothermal converter (103) through a water pipe (3), an electromagnetic valve (4) is fixedly mounted at the center of the water pipe (3), the water outlet of the hydrothermal converter (103) is communicated with the water inlet of the hot water tank (201) through the water pipe (3), and the outlet of the hot water tank (201) is connected with a water pump through the water pipe (3).
6. The energy storage progressive defrosting air source heat pump according to claim 1, wherein: finned heat exchanger (204) have threely, three finned heat exchanger (204) inside equal fixed mounting has heat dissipation coil pipe (206), heat dissipation coil pipe (206) import is linked together through water pipe (3) and water pump (203), and solenoid valve (4) are all installed at water pipe (3) center, heat dissipation coil pipe (206) export is linked together through water pipe (3) and cold water tank (202) water inlet, and solenoid valve (4) are all installed at water pipe (3) center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921714458.8U CN210425678U (en) | 2019-10-12 | 2019-10-12 | Air source heat pump capable of storing energy and defrosting step by step |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921714458.8U CN210425678U (en) | 2019-10-12 | 2019-10-12 | Air source heat pump capable of storing energy and defrosting step by step |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210425678U true CN210425678U (en) | 2020-04-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921714458.8U Expired - Fee Related CN210425678U (en) | 2019-10-12 | 2019-10-12 | Air source heat pump capable of storing energy and defrosting step by step |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210425678U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112229059A (en) * | 2020-09-23 | 2021-01-15 | 刘兴华 | Defrosting structure of air pump water heater |
-
2019
- 2019-10-12 CN CN201921714458.8U patent/CN210425678U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112229059A (en) * | 2020-09-23 | 2021-01-15 | 刘兴华 | Defrosting structure of air pump water heater |
| CN112229059B (en) * | 2020-09-23 | 2021-12-14 | 东莞市菲普斯特节能设备有限公司 | Defrosting structure of air pump water heater |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200428 |