CN204730543U - The defrost system of evaporimeter in a kind of heat pump - Google Patents
The defrost system of evaporimeter in a kind of heat pump Download PDFInfo
- Publication number
- CN204730543U CN204730543U CN201520351351.7U CN201520351351U CN204730543U CN 204730543 U CN204730543 U CN 204730543U CN 201520351351 U CN201520351351 U CN 201520351351U CN 204730543 U CN204730543 U CN 204730543U
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- China
- Prior art keywords
- heat
- transferring medium
- coil pipe
- heat transferring
- regenerative apparatus
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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
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P80/00—Climate change mitigation technologies for sector-wide applications
- Y02P80/10—Efficient use of energy, e.g. using compressed air or pressurized fluid as energy carrier
- Y02P80/15—On-site combined power, heat or cool generation or distribution, e.g. combined heat and power [CHP] supply
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- Heat-Exchange Devices With Radiators And Conduit Assemblies (AREA)
Abstract
The utility model discloses the defrost system of evaporimeter in a kind of heat pump, comprise used heat harvester, regenerative apparatus and heat release coil pipe; Described used heat harvester comprises casing and some thermal-arrest coil pipes, compressor in heat pump is located in casing, thermal-arrest coil pipe is fixed in casing, thermal-arrest coil pipe is surrounded on outside the compressor in heat pump, the first heat transferring medium entrance on regenerative apparatus and the second heat transferring medium entrance export with the heat transferring medium of thermal-arrest coil pipe respectively and the heat transferring medium of heat release coil pipe exports and is connected, and the first heat transferring medium outlet on regenerative apparatus and the outlet of the second heat transferring medium are connected with the heat transferring medium entrance of thermal-arrest coil pipe and the heat transferring medium entrance of heat release coil pipe respectively.The utility model can realize the defrosting of evaporimeter in heat pump, and without the need to consuming separately the power consumption of compressor.
Description
Technical field
The utility model relates to a kind of defrost system, is specifically related to the defrost system of evaporimeter in a kind of heat pump.
Background technology
At present, conventional air source heat pump evaporator Defrost method is reverse cycle defrosting and hot gas bypass defrosting.Reverse cycle defrosting changes refrigerant flow direction by four-way change-over valve, unit run by summer condition, and then completes defrosting.During defrosting, unit stops to indoor continuation heat supply, and needs the heat in suction chamber to defrost, so that indoor temperature rapid drawdown, has a strong impact on human comfort.In addition, the pressure at expulsion during defrosting of reverse cycle defrosting system is less, through cross valve commutation, easily brings many impacts to system, causes " oil of running quickly " problem.Hot gas bypass defrosting is that the part high-temperature steam of being discharged by compressor by hot-gas bypass pipe is delivered to evaporator inlet, completes defrosting by heat release.Hot-gas bypass method is sustainable to indoor heating while defrosting, solves the problem that fluctuations in indoor temperature is larger.But the energy that more defrosts need be consumed during its defrosting.No matter be that reverse cycle defrosting or hot gas bypass defrosting all complete defrosting by the power consumption consuming compressor, this can make the energy consumption of unit increase undoubtedly.
Utility model content
The purpose of this utility model is the shortcoming overcoming above-mentioned prior art, provides the defrost system of evaporimeter in a kind of heat pump, and this system can realize the defrosting of evaporimeter in heat pump, and without the need to consuming separately the power consumption of compressor.
For achieving the above object, in heat pump described in the utility model, the defrost system of evaporimeter comprises used heat harvester, regenerative apparatus and heat release coil pipe;
Described used heat harvester comprises casing and some thermal-arrest coil pipes, compressor in heat pump is located in casing, thermal-arrest coil pipe is fixed in casing, thermal-arrest coil pipe is surrounded on outside the compressor in heat pump, the first heat transferring medium entrance on regenerative apparatus and the second heat transferring medium entrance export with the heat transferring medium of thermal-arrest coil pipe respectively and the heat transferring medium of heat release coil pipe exports and is connected, and the first heat transferring medium outlet on regenerative apparatus and the outlet of the second heat transferring medium are connected with the heat transferring medium entrance of thermal-arrest coil pipe and the heat transferring medium entrance of heat release coil pipe respectively.
Second heat transferring medium entrance of described regenerative apparatus is exported with the heat transferring medium of heat release coil pipe and is connected by the first valve, and the second heat transferring medium outlet of regenerative apparatus is connected by the second valve with the heat transferring medium entrance of heat release coil pipe.
The outer wall of described casing and the outer wall of regenerative apparatus are equipped with heat-insulation layer.
Described first valve and the second valve are magnetic valve, and the control end of the first valve and the control end of the second valve are connected with controller.
Top and the bottom of regenerative apparatus are located in the first heat transferring medium entrance on described regenerative apparatus and the outlet of the first heat transferring medium respectively.
The side of regenerative apparatus is located in the second heat transferring medium entrance on described regenerative apparatus and the outlet of the second heat transferring medium from top to bottom successively.
The utility model has following beneficial effect:
In heat pump described in the utility model, the defrost system of evaporimeter operationally, compressor in the process of motion with convection current and radiation mode by release heat in compressor case outwardly environment, the heat that the utility model is discharged by thermal-arrest coil pipe absorption compressor case, then heated by described heat heat exchanging medium, heat transferring medium after heat exchange enters into regenerative apparatus, and then carry out heat release by the heat release of heat release coil pipe, thus realize the defrosting of evaporimeter in heat pump, structure is simple, practicality is extremely strong, and do not need the power consumption consuming compressor, energy-conserving and environment-protective, be easy to realize.
Further, the outer wall of described casing is provided with heat-insulation layer, the effective loss reducing heat.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Wherein, 1 be heat release coil pipe for compressor, 2 is the second valve, 3 for heat-insulation layer, 4 is the first valve, 5,6 be used heat harvester, 7 be thermal-arrest coil pipe, 8 be regenerative apparatus, 9 for evaporimeter.
Detailed description of the invention
Below in conjunction with accompanying drawing, the utility model is described in further detail:
With reference to figure 1, in heat pump described in the utility model, the defrost system of evaporimeter, is characterized in that, comprises used heat harvester 6, regenerative apparatus 8 and heat release coil pipe 5, used heat harvester 6 comprises casing and some thermal-arrest coil pipes 7, compressor 1 in heat pump is located in casing, thermal-arrest coil pipe 7 is fixed in casing, thermal-arrest coil pipe 7 is surrounded on outside the compressor 1 in heat pump, the first heat transferring medium entrance on regenerative apparatus 8 and the second heat transferring medium entrance export with the heat transferring medium of thermal-arrest coil pipe 7 respectively and the heat transferring medium of heat release coil pipe 5 exports and is connected, the first heat transferring medium outlet on regenerative apparatus 8 and the outlet of the second heat transferring medium are connected with the heat transferring medium entrance of thermal-arrest coil pipe 7 and the heat transferring medium entrance of heat release coil pipe 5 respectively, preferably, described heat transferring medium is water or air.
It should be noted that, second heat transferring medium entrance of described regenerative apparatus 8 is exported with the heat transferring medium of heat release coil pipe 5 and is connected by the first valve 4, and the second heat transferring medium outlet of regenerative apparatus 8 is connected by the second valve 2 with the heat transferring medium entrance of heat release coil pipe 5; The outer wall of casing is equipped with heat-insulation layer 3; First valve 4 and the second valve 2 are magnetic valve, and the control end of the first valve 4 and the control end of the second valve 2 are connected with controller; Top and the bottom of regenerative apparatus 8 are located in the first heat transferring medium entrance on regenerative apparatus 8 and the outlet of the first heat transferring medium respectively; The side of regenerative apparatus 8 is located in the second heat transferring medium entrance on regenerative apparatus 8 and the outlet of the second heat transferring medium from top to bottom successively.
Specific works process of the present utility model is:
Compressor 1 in the course of the work with convection current and radiation mode by release heat in compressor 1 shell outwardly environment, thermal-arrest coil pipe 7 absorbs the heat that compressor 1 shell discharges, heat again by absorbing heats the heat transferring medium in thermal-arrest coil pipe 7, heat transferring medium after heating enters in regenerative apparatus 8, when needing to remove evaporimeter 9 surface white or when the temperature in the external world is less than preset value, then open the first valve 4 and the second valve 2, heat transferring medium in regenerative apparatus 8 enters into heat release coil pipe 5, and carry out heat release, heat transferring medium after heat release enters into regenerative apparatus 8, heat transferring medium in regenerative apparatus 8 enters into thermal-arrest coil pipe 7 again, after defrosting, close the first valve 4 and the second valve 2, thus realize defrosting in evaporimeter in heat pump 9, and do not consume the power consumption of compressor 1.
Claims (6)
1. the defrost system of evaporimeter in heat pump, is characterized in that, comprise used heat harvester (6), regenerative apparatus (8) and heat release coil pipe (5);
Described used heat harvester (6) comprises casing and some thermal-arrest coil pipes (7), compressor (1) in heat pump is located in casing, thermal-arrest coil pipe (7) is fixed in casing, thermal-arrest coil pipe (7) is surrounded on compressor (1) outside in heat pump, the first heat transferring medium entrance on regenerative apparatus (8) and the second heat transferring medium entrance export with the heat transferring medium of thermal-arrest coil pipe (7) respectively and the heat transferring medium of heat release coil pipe (5) exports and is connected, the first heat transferring medium outlet on regenerative apparatus (8) and the outlet of the second heat transferring medium are connected with the heat transferring medium entrance of thermal-arrest coil pipe (7) and the heat transferring medium entrance of heat release coil pipe (5) respectively.
2. the defrost system of evaporimeter in heat pump according to claim 1, it is characterized in that, second heat transferring medium entrance of described regenerative apparatus (8) is exported with the heat transferring medium of heat release coil pipe (5) and is connected by the first valve (4), and the second heat transferring medium outlet of regenerative apparatus (8) is connected by the second valve (2) with the heat transferring medium entrance of heat release coil pipe (5).
3. the defrost system of evaporimeter in heat pump according to claim 1, it is characterized in that, the outer wall of described casing is provided with heat-insulation layer (3).
4. the defrost system of evaporimeter in heat pump according to claim 2, it is characterized in that, described first valve (4) and the second valve (2) are magnetic valve, and the control end of the first valve (4) and the control end of the second valve (2) are connected with controller.
5. the defrost system of evaporimeter in heat pump according to claim 1, it is characterized in that, top and the bottom of regenerative apparatus (8) are located in the first heat transferring medium entrance on described regenerative apparatus (8) and the outlet of the first heat transferring medium respectively.
6. the defrost system of evaporimeter in heat pump according to claim 1, it is characterized in that, the side of regenerative apparatus (8) is located in the second heat transferring medium entrance on described regenerative apparatus (8) and the outlet of the second heat transferring medium from top to bottom successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520351351.7U CN204730543U (en) | 2015-05-27 | 2015-05-27 | The defrost system of evaporimeter in a kind of heat pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520351351.7U CN204730543U (en) | 2015-05-27 | 2015-05-27 | The defrost system of evaporimeter in a kind of heat pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204730543U true CN204730543U (en) | 2015-10-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520351351.7U Expired - Fee Related CN204730543U (en) | 2015-05-27 | 2015-05-27 | The defrost system of evaporimeter in a kind of heat pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204730543U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106152593A (en) * | 2016-09-29 | 2016-11-23 | 广东美的制冷设备有限公司 | A kind of heat pump type air conditioner does not shut down defrosting system and method |
| CN106247711A (en) * | 2016-09-29 | 2016-12-21 | 广东美的制冷设备有限公司 | A kind of heat pump type air conditioner defrosting system and method |
| CN109900047A (en) * | 2019-02-18 | 2019-06-18 | 北京工业大学 | Wind cooling refrigerator |
-
2015
- 2015-05-27 CN CN201520351351.7U patent/CN204730543U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106152593A (en) * | 2016-09-29 | 2016-11-23 | 广东美的制冷设备有限公司 | A kind of heat pump type air conditioner does not shut down defrosting system and method |
| CN106247711A (en) * | 2016-09-29 | 2016-12-21 | 广东美的制冷设备有限公司 | A kind of heat pump type air conditioner defrosting system and method |
| CN106247711B (en) * | 2016-09-29 | 2020-02-04 | 广东美的制冷设备有限公司 | Heat pump type air conditioner defrosting system and method |
| CN109900047A (en) * | 2019-02-18 | 2019-06-18 | 北京工业大学 | Wind cooling refrigerator |
| CN109900047B (en) * | 2019-02-18 | 2024-05-17 | 北京工业大学 | Air-cooled refrigerator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151028 Termination date: 20190527 |