CN204285893U - A kind of heat pump assembly - Google Patents
A kind of heat pump assembly Download PDFInfo
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- CN204285893U CN204285893U CN201420665240.9U CN201420665240U CN204285893U CN 204285893 U CN204285893 U CN 204285893U CN 201420665240 U CN201420665240 U CN 201420665240U CN 204285893 U CN204285893 U CN 204285893U
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- evaporimeter
- heat pump
- outlet
- condenser
- pipeline
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- 238000004891 communication Methods 0.000 claims description 33
- 238000001704 evaporation Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 8
- 230000005494 condensation Effects 0.000 claims description 7
- 238000009833 condensation Methods 0.000 claims description 7
- 238000001816 cooling Methods 0.000 claims description 6
- 239000012530 fluid Substances 0.000 claims description 6
- 238000007906 compression Methods 0.000 abstract description 23
- 239000007788 liquid Substances 0.000 description 9
- 239000000203 mixture Substances 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 238000010521 absorption reaction Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 239000003507 refrigerant Substances 0.000 description 3
- 230000001105 regulatory Effects 0.000 description 3
- 238000004781 supercooling Methods 0.000 description 3
- 229920002456 HOTAIR Polymers 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 230000004059 degradation Effects 0.000 description 1
- 238000006731 degradation reaction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 230000004301 light adaptation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001932 seasonal Effects 0.000 description 1
Abstract
The utility model discloses a kind of heat pump assembly, include framework, framework is provided with condenser A, evaporator-condenser, evaporimeter A, evaporimeter B, three-way diverter valve a, three-way diverter valve b, compressor A and compressor B, restricting element A and B, on framework, each device is connected by pipeline.The utility model is integrated with one-stage steam compressed formula heat pump cycle and superposition type vapor compression heat pump is circulated in one, according to the change of heat source side temperature and the change of use side temperature requirements, may correspond to switch and selects rational heat pump cycle to carry out work.Compare conventional single-stage heat pump assembly or double stage heat pump device, improve the temperature scope of application of heat pump assembly, improve the Energy Efficiency Ratio of integrated application.
Description
Technical field
The utility model relates to art of heat pumps, specifically a kind of heat pump assembly.
Background technology
Along with the progress of science and the raising of people's living standard, vapor compression heat pump device in industrial production and daily life, obtain increasing application, such as industrial heat pump hot water machine, heat pump dryer, Heat Pump recovery system, domestic heat pump water heater etc.
Vapor compression heat pump is the principle adopting inverse Carnot cycle, from low-temperature heat source heat absorption, to high temperature heat source heat release.The conventional application of heat pump assembly when heat source side temperature is lower receives certain restriction, for the heat pump assembly of routine, when use side, temperature requirement remains unchanged, along with the reduction of heat source side temperature, the compression ratio of heat pump assembly inner compressor increases thereupon, thus degradation negative effect under causing heating capacity decline, Energy Efficiency Ratio, even may cause heat pump assembly off-design operating mode allowed band, cannot normally work.
In addition, if heat source side temperature remains unchanged, use side temperature requirement higher, also may, because of the increase of compression ratio, cause conventional heat pump assembly normally to work.
The application scenario lower for heat source side temperature or use side temperature requirement is higher, used technical scheme is generally and adopts tonifying Qi to increase enthalpy compressor, adopt single machine compression with double stage machine etc., by above technical scheme, improve compression ratio, thus improve the low-temperature adaptation performance of heat pump assembly.
Due to reasons such as compression mechanism fabrication techniques, even if adopt tonifying Qi to increase enthalpy compressor or single machine compression with double stage machine, the maximum compression ratio that can reach also has certain restriction.In occasions such as the commercial Application that some are special, when winter environment temperature is lower, larger compression ratio is needed to realize using hot water or the hot-air of side high temperature, to meet the requirement of production technology; When summer environment temperature is higher, less compression ratio is only needed to meet work requirements.
summary of the inventionthe purpose of this utility model is to provide a kind of heat pump assembly, one is circulated in realize integrated one-stage steam compressed formula heat pump cycle and superposition type vapor compression heat pump, according to the change of heat source side temperature and the change of use side temperature requirements, may correspond to the object switching and select rational heat pump cycle to carry out work.
In order to achieve the above object, the technical scheme that the utility model adopts is:
A kind of heat pump assembly, include framework, it is characterized in that: framework is provided with condenser A, evaporator-condenser, evaporimeter A, evaporimeter B, there is the three-way diverter valve a of two imports and an outlet, there is the three-way diverter valve b of an import and two outlets, and compressor A and compressor B, wherein the import of condenser A is by the outlet of pipeline and compressor A, the outlet of condenser A is arranged on the inlet communication of the restricting element A on framework by pipeline and one, the outlet of restricting element A is by the inlet communication of pipeline and three-way diverter valve b, one of them outlet of three-way diverter valve b is by the evaporation side inlet communication of pipeline and evaporator-condenser, the evaporation side of evaporator-condenser exports one of them inlet communication by pipeline and three-way diverter valve a, the outlet of three-way diverter valve a is by the inlet communication of pipeline and compressor A, another outlet of three-way diverter valve b is by the inlet communication of pipeline and evaporimeter A, the outlet of evaporimeter A is by another inlet communication of pipeline and three-way diverter valve a, the outlet of compressor B is by the condensation side inlet communication of pipeline and evaporator-condenser, the condensation side outlet of evaporator-condenser is arranged on the inlet communication of the restricting element B on framework by pipeline and one, the outlet of restricting element B is by the inlet communication of pipeline and evaporimeter B, the outlet of evaporimeter B is by the inlet communication of pipeline and compressor B.
Described a kind of heat pump assembly, is characterized in that: described condenser A uses side medium entrance, unit to use side media outlet with unit; With unit heat source side medium entrance, unit heat source side media outlet on evaporimeter B; With unit heat source side medium entrance, unit heat source side media outlet on evaporimeter A.
Described a kind of heat pump assembly, it is characterized in that: described condenser A is Air-cooled Condenser or water cooled condenser, evaporimeter A is cooling fluid build evaporimeter or cooling-air type evaporimeter, and evaporimeter B is cooling fluid build evaporimeter or cooling-air type evaporimeter.
The utility model, on the basis of existing technology, proposes the heat pump assembly that integrated one-stage steam compressed formula heat pump cycle and superposition type vapor compression heat pump are circulated in one, and can realize switch operating.Compared with increasing the heat pump assembly of enthalpy compressor or single machine compression with double stage machine with employing tonifying Qi, further widen the temperature limit of heat pump assembly, can larger compression ratio have been realized; And achieve when heat source side temperature occurs to change by a relatively large margin due to factors such as seasonal variations, or when using side demand temperature to occur to change by a relatively large margin, source pump can switch to rational heat pump cycle work, improves the Energy Efficiency Ratio of integrated application.
The beneficial effects of the utility model are embodied in:
1, the utility model can realize one-stage steam compressed formula heat pump cycle or the circulation of superposition type vapor compression heat pump according to actual needs in same table apparatus, can realize a tractor serves several purposes.Compare existing common heat pump assembly, significantly expand range of application and the operational envelope of heat pump assembly.
2, the utility model is by the circulation of superposition type vapor compression heat pump, can extract heat, increase substantially the compression ratio of heat pump cycle from the heat source side that energy taste is lower.Compare existing common heat pump assembly, under same heat source side temperature conditions, higher use side temperature can be realized; Under same use side temperature requirement, can realize extracting heat from the heat source side of lower temperature.
3, the utility model can be applicable to the multiple fields such as air-source heat pump hot water, air source heat pump dryer, one-stage steam compressed formula heat pump cycle can be run when summer environment temperature is higher, when environment temperature is lower in the winter time, run the circulation of superposition type vapor compression heat pump.By the switch operating in summer and winter, can allow compressor is easier to be run in safe and reliable working range, be particularly useful for summer and the larger area of winter environment temperature difference, and also obtain hot water or the hot-air of higher temperature by heat pump in extremely cold area.
4, the utility model can be applicable to heat recovery application field, realizes the heat recovery in more large-temperature range, has certain power savings advantages.
5, the utility model can adopt used market to apply ripe compressor, and without the need to developing special compressor, its low cost of manufacture, technical risk is low.
Accompanying drawing explanation
Fig. 1 is the utility model structural representation.
Detailed description of the invention
Shown in Figure 1, a kind of heat pump assembly, include framework 2, framework 2 is provided with condenser A3, evaporator-condenser 6, evaporimeter A11, evaporimeter B9, there is the three-way diverter valve 5a of two imports and an outlet, there is the three-way diverter valve b15 of an import and two outlets, and compressor A4 and compressor B7, wherein the import of condenser A3 is by the outlet of pipeline and compressor A4, the outlet of condenser A3 arranges the inlet communication of restricting element A16 on the frame 2 by pipeline and one, the outlet of restricting element A16 is by the inlet communication of pipeline and three-way diverter valve b15, one of them outlet of three-way diverter valve b15 is by the evaporation side inlet communication of pipeline and evaporator-condenser 6, the evaporation side of evaporator-condenser 6 exports one of them inlet communication by pipeline and three-way diverter valve a5, the outlet of three-way diverter valve a5 is by the inlet communication of pipeline and compressor A4, another outlet of three-way diverter valve b15 is by the inlet communication of pipeline and evaporimeter A11, the outlet of evaporimeter A11 is by another inlet communication of pipeline and three-way diverter valve a5, the outlet of compressor B7 is by the condensation side inlet communication of pipeline and evaporator-condenser 6, the condensation side outlet of evaporator-condenser 6 is arranged on the inlet communication of the restricting element B14 on framework by pipeline and one, the outlet of restricting element B14 is by the inlet communication of pipeline and evaporimeter B9, the outlet of evaporimeter B9 is by the inlet communication of pipeline and compressor B7.
Condenser A3 use side medium entrance 17, unit to use side media outlet 1 with unit; With unit heat source side medium entrance 8, unit heat source side media outlet 13 on evaporimeter B9; With unit heat source side medium entrance 10, unit heat source side media outlet 12 on evaporimeter A11.
Condenser A3 is Air-cooled Condenser or water cooled condenser, and evaporimeter A11 is cooling fluid build evaporimeter or cooling-air type evaporimeter, and evaporimeter B9 is cooling fluid build evaporimeter or cooling-air type evaporimeter.
The utility model is integrated with one-stage steam compressed formula heat pump cycle and superposition type vapor compression heat pump is circulated in one, widen the temperature limit of heat pump assembly, and switch operating between one-stage steam compressed formula heat pump cycle and the circulation of superposition type vapor compression heat pump according to actual needs can have been realized.
When needs switch to one-stage steam compressed formula heat pump cycle, before heat pump cycle runs, three-way diverter valve a manually or electronic changing flow direction, is communicated with the import of compressor A and the outlet of evaporimeter A; Three-way diverter valve b manually or electronic changing flow direction, is communicated with the outlet of restricting element A and the import of evaporimeter A.After heat pump assembly steady operation, compressor A is energized and runs and the operation of compressor B no power, compressor A absorbs the cold-producing medium low-pressure steam in low pressure line in running, be compressed into high temperature and high pressure gas and enter condenser A, then high-temperature high-pressure refrigerant gas cooled medium condenses heat release in condenser A, becomes the liquid with certain degree of supercooling, the gas-liquid mixture being become low-temp low-pressure by the reducing pressure by regulating flow effect of restricting element A; Enter evaporimeter A after the gas-liquid mixture of low-temp low-pressure flows through three-way diverter valve b and be vaporized heat absorption, then entered in compressor the circulation entered next time by three-way diverter valve a.
When needs switch to superposition type vapor compression heat pump circulation time, before heat pump cycle runs, three-way diverter valve a manually or electronic changing flow direction, is communicated with the import of compressor A and the evaporation side outlet of evaporator-condenser; Three-way diverter valve b manually or electronic changing flow direction, is communicated with the outlet of restricting element A and the evaporation side import of evaporator-condenser.After heat pump assembly steady operation, compressor A and compressor B all participates in being energized and runs, compressor B absorbs the cold-producing medium low-pressure steam in low pressure line in running, be compressed into high temperature and high pressure gas and enter condensation side in evaporator-condenser, then high-temperature high-pressure refrigerant gas cooled medium condenses heat release in evaporator-condenser, becomes the liquid with certain degree of supercooling, the gas-liquid mixture being become low-temp low-pressure by the reducing pressure by regulating flow effect of restricting element B; The gas-liquid mixture of low-temp low-pressure enters in evaporimeter B and is vaporized heat absorption, again enters the circulation entered next time in compressor B; Compressor A absorbs the cold-producing medium low-pressure steam in low pressure line in running, be compressed into high temperature and high pressure gas and enter condenser A, then high-temperature high-pressure refrigerant gas cooled medium condenses heat release in condenser A, becomes the liquid with certain degree of supercooling, the gas-liquid mixture being become low-temp low-pressure by the reducing pressure by regulating flow effect of restricting element A; After the gas-liquid mixture of low-temp low-pressure flows through three-way diverter valve b, the evaporation side entered in evaporator-condenser is vaporized heat absorption, then is entered in compressor the circulation entered next time by three-way diverter valve a.
Claims (3)
1. a heat pump assembly, include framework, it is characterized in that: framework is provided with condenser A, evaporator-condenser, evaporimeter A, evaporimeter B, there is the three-way diverter valve a of two imports and an outlet, there is the three-way diverter valve b of an import and two outlets, and compressor A and compressor B, wherein the import of condenser A is by the outlet of pipeline and compressor A, the outlet of condenser A is arranged on the inlet communication of the restricting element A on framework by pipeline and one, the outlet of restricting element A is by the inlet communication of pipeline and three-way diverter valve b, one of them outlet of three-way diverter valve b is by the evaporation side inlet communication of pipeline and evaporator-condenser, the evaporation side of evaporator-condenser exports one of them inlet communication by pipeline and three-way diverter valve a, the outlet of three-way diverter valve a is by the inlet communication of pipeline and compressor A, another outlet of three-way diverter valve b is by the inlet communication of pipeline and evaporimeter A, the outlet of evaporimeter A is by another inlet communication of pipeline and three-way diverter valve a, the outlet of compressor B is by the condensation side inlet communication of pipeline and evaporator-condenser, the condensation side outlet of evaporator-condenser is arranged on the inlet communication of the restricting element B on framework by pipeline and one, the outlet of restricting element B is by the inlet communication of pipeline and evaporimeter B, the outlet of evaporimeter B is by the inlet communication of pipeline and compressor B.
2. a kind of heat pump assembly according to claim 1, is characterized in that: described condenser A uses side medium entrance, unit to use side media outlet with unit; With unit heat source side medium entrance, unit heat source side media outlet on evaporimeter B; With unit heat source side medium entrance, unit heat source side media outlet on evaporimeter A.
3. a kind of heat pump assembly according to claim 1, it is characterized in that: described condenser A is Air-cooled Condenser or water cooled condenser, evaporimeter A is cooling fluid build evaporimeter or cooling-air type evaporimeter, and evaporimeter B is cooling fluid build evaporimeter or cooling-air type evaporimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420665240.9U CN204285893U (en) | 2014-11-08 | 2014-11-08 | A kind of heat pump assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420665240.9U CN204285893U (en) | 2014-11-08 | 2014-11-08 | A kind of heat pump assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204285893U true CN204285893U (en) | 2015-04-22 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420665240.9U Expired - Fee Related CN204285893U (en) | 2014-11-08 | 2014-11-08 | A kind of heat pump assembly |
Country Status (1)
| Country | Link |
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| CN (1) | CN204285893U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104359247A (en) * | 2014-11-08 | 2015-02-18 | 合肥天鹅制冷科技有限公司 | Heat pump device |
| CN105799100A (en) * | 2016-05-11 | 2016-07-27 | 苏州奥天诚机械有限公司 | Cold and hot integrated mold temperature controller |
| CN105835268A (en) * | 2016-05-11 | 2016-08-10 | 苏州奥天诚机械有限公司 | Cold and hot integrated mold temperature controller |
-
2014
- 2014-11-08 CN CN201420665240.9U patent/CN204285893U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104359247A (en) * | 2014-11-08 | 2015-02-18 | 合肥天鹅制冷科技有限公司 | Heat pump device |
| CN105799100A (en) * | 2016-05-11 | 2016-07-27 | 苏州奥天诚机械有限公司 | Cold and hot integrated mold temperature controller |
| CN105835268A (en) * | 2016-05-11 | 2016-08-10 | 苏州奥天诚机械有限公司 | Cold and hot integrated mold temperature controller |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150422 Termination date: 20201108 |
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| CF01 | Termination of patent right due to non-payment of annual fee |