CN203432079U - High-water temperature heat pump unit - Google Patents
High-water temperature heat pump unit Download PDFInfo
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- CN203432079U CN203432079U CN201320442602.3U CN201320442602U CN203432079U CN 203432079 U CN203432079 U CN 203432079U CN 201320442602 U CN201320442602 U CN 201320442602U CN 203432079 U CN203432079 U CN 203432079U
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- heat exchanger
- pipeline
- water temperature
- compressor
- valve
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Abstract
The utility model discloses a high-water temperature heat pump unit, which comprises a compressor, a four-way valve, heat exchangers and expansion valves. The exhaust port of the compressor is connected with a connector D of the four-way valve through a pipeline; the admission port of the compressor is connected with a gas-liquid separator and a connector S of the four-way valve through a pipeline; a connector C of the four-way valve is connected with a first heat exchanger, a filter, a second heat exchanger, a first expansion valve, a third heat exchanger and a connector E of the four-way valve in series in sequence to form a main pipeline; a first heat exchange group of the second heat exchanger is connected with the main pipeline in series through a pipeline. The high-water temperature heat pump unit is also provided with a second expansion valve, and the second expansion valve is connected with a second heat exchange group of the second heat exchanger in series through a pipeline between the filter and the return port of the compressor to form a first auxiliary pipeline. By adopting the technical scheme provided by the utility model, the structure is simple and reasonable; the temperature of produced water hot can reach 80 DEG C; the efficiency is high; the heating capacity is high; the stability of the unit is good; the unit can normally run under a low-temperature environment.
Description
Technical field
The utility model relates to a kind of heat pump water-heating machine, relates in particular to a kind of air energy heat pump of air injection enthalpy-increasing that utilizes and realizes the efficient high water temperature source pump of high temperature.
Background technology
Conventional heat pump water-heating machine can only reach 60 degree by heating water at present, and water temperature cannot promote again, substantially can not heat especially under-5 ℃ of low temperature environments, and heating efficiency obviously declines.As can be seen here, need a kind of coolant-temperature gage that can make to reach higher, the high water temperature source pump can work again, efficiency being high, heating capacity is large under low temperature environment.
Summary of the invention
Main purpose of the present utility model is to overcome above-mentioned the deficiencies in the prior art and a kind of high water temperature source pump having for high-temperature-hot-water ability is provided.
In order to solve the problems of the technologies described above, the utility model provides a kind of high water temperature source pump, comprises compressor, cross valve, heat exchanger, expansion valve.
The exhaust outlet of described compressor is connected with the D interface of described cross valve by pipeline, and the air entry of described compressor is connected with the S interface of gas-liquid separator, described cross valve by pipeline; The C interface of described cross valve is connected successively and is formed main road pipeline by pipeline with the E interface of First Heat Exchanger, filter, the second heat exchanger, the first expansion valve, the 3rd heat exchanger, described cross valve.
The first heat exchange group of described the second heat exchanger is serially connected in main road pipeline by pipeline; Described high water temperature source pump be also provided with the second expansion valve and and the second heat exchange group of the second heat exchanger by pipeline, be serially connected in and between filter and the gas returning port of described compressor, form the first bypass pipeline.
As the improvement of technique scheme, described high water temperature source pump is also provided with magnetic valve, check valve, the first capillary, the second capillary and is serially connected in and between filter and the gas returning port of described compressor, is formed the second bypass pipeline by pipeline.
Improvement as technique scheme, described high water temperature source pump also comprises two temperature-sensitive bags, the first temperature-sensitive bag is arranged on the pipe surface that described the 3rd heat exchanger is connected with the E interface of described cross valve, and be connected with the first expansion valve, the second temperature-sensitive bag is arranged on the pipe surface that the second heat exchange group of described the second heat exchanger is connected with the gas returning port of described compressor, and is connected with the second expansion valve.
As the improvement of technique scheme, described First Heat Exchanger is high-efficiency tank heat exchanger, and described the second heat exchanger is plate type heat exchanger, and described the 3rd heat exchanger is finned heat exchanger.
As the improvement of technique scheme, described expansion valve is heating power expansion valve.
As the improvement of technique scheme, described compressor is air injection enthalpy-increasing compressor.
Implement the embodiment of the present invention, there is following beneficial effect:
High water temperature source pump of the present utility model, simple and reasonable, utilizing bypass pipeline to make coolant media more have efficiency before first expansion valve of flowing through lowers the temperature in advance, when through evaporimeter, coolant media temperature, lower than ambient temperature, can be drawn more heat to low temperature environment, and after this heat is taken back to compressor, re-using is in service to system, make hot water temperature can reach 80 degree, efficiency is high, heating capacity is large, and can under low temperature environment, normally move the occasion of the high water temperature of satisfying the demand.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, below the accompanying drawing to embodiment is briefly described.
Fig. 1 is a kind of structural representation of high water temperature source pump.
The specific embodiment
Below in conjunction with accompanying drawing, further describe the specific embodiment of the present utility model.
As shown in Figure 1, a kind of high water temperature source pump, comprises compressor 1, cross valve 2, heat exchanger 3, expansion valve 4.
The exhaust outlet 11 of above-mentioned compressor 1 is connected with the D interface of above-mentioned cross valve 2 by pipeline, and the air entry 12 of above-mentioned compressor 1 is connected with the S interface of gas-liquid separator 10, above-mentioned cross valve 2 by pipeline; The C interface of above-mentioned cross valve 2 is connected successively and is formed main road pipeline by pipeline with the E interface of First Heat Exchanger 31, filter 5, the second heat exchanger 32, the first expansion valve 41, the 3rd heat exchanger 33, above-mentioned cross valve 2.
The first heat exchange group 321 of above-mentioned the second heat exchanger 32 is serially connected in main road pipeline by pipeline; Described high water temperature source pump be also provided with the second expansion valve 42 and and the second heat exchange group 322 of the second heat exchanger 32 by pipeline, be serially connected between filter 5 and the gas returning port of described compressor 1 and form the first bypass pipeline.
Meanwhile, above-mentioned high water temperature source pump is also provided with magnetic valve 6, check valve 7, the first capillary 8, the second capillary 9 and is serially connected between filter 5 and the gas returning port of above-mentioned compressor 1 and is formed the second bypass pipeline by pipeline.
During unit work, refrigerant is as medium, air is as thermal source, by inputting a small amount of electric energy, 1 operation of drive compression machine, its working procedure is First Heat Exchanger 31, the second heat exchanger 32 is as condenser, the 3rd heat exchanger 33 is evaporimeter, the 3rd heat exchanger 33 as evaporimeter absorbs heat from surrounding environment like this, evaporation heat transfer coolant media, the heat transfer coolant media that this is evaporated temperature, pressure after compressor 1 rises, obtain the gaseous coolant of HTHP, and through the First Heat Exchanger 31 heat radiation condensations as condenser, heat in coolant media is delivered in the water of the high-efficiency insulating water tank that is equipped with First Heat Exchanger 31 during this time, carry out first heat exchange, water is by static heat temperature raising, thereby generation hot water, condensed coolant media is again through continuing the decompression of condensation cooling and the first expansion valve 41 as the second heat exchanger 32 of condenser, obtain the liquid of low-temp low-pressure, get back to evaporimeter and be evaporated again heat absorption, make coolant media become gaseous state again and be circulated back to compressor 1.
In the normal operation of above-mentioned unit, above-mentioned the first bypass pipeline also brings into operation, when coolant media is flowed through the second expansion valve 42 of this bypass pipeline, there is decrease temperature and pressure and be delivered to the second heat exchange group 322 of the second heat exchanger 32, form the temperature difference with the coolant media in the first heat exchange group 321 of the second heat exchanger 32, and carry out heat exchange in the second heat exchanger 34, the coolant media of main road pipeline is further lowered the temperature, when flowing through the 3rd heat exchanger 33, coolant media temperature is significantly less than airborne temperature, can in air, draw more heat, subsequently, the continuous periodic duty of unit, from air, constantly draw heat heats First Heat Exchanger 31 water around, thereby obtain the more hot water of high temperature.In addition, unit can also normally operation under low temperature environment.
When the delivery temperature of compressor 1 is spent higher than 100, magnetic valve 6 is open-minded, above-mentioned the second bypass pipeline brings into operation, the flow through capillary 8,9 o'clock of this bypass pipeline of coolant media, occur in decrease temperature and pressure the defeated discharge chamber that is back to compressor 1, mix eliminating with the HTHP coolant media after compression, in order to avoid discharge coolant media excess Temperature, cause compressor 1 fault, affect service life of a machine.Otherwise when the delivery temperature of compressor 1 is spent lower than 90, magnetic valve 6 cuts out.
Above-mentioned high water temperature source pump also comprises two temperature-sensitive bags, the first temperature-sensitive bag 411 is arranged on the pipe surface that above-mentioned the 3rd heat exchanger 33 is connected with the E interface of described cross valve 2, and be connected with the first expansion valve 41, the second temperature-sensitive bag is arranged on the pipe surface that the second heat exchange group 322 of described the second heat exchanger 32 is connected with the gas returning port of above-mentioned compressor 1, and be connected with the second expansion valve 42, thereby the detection by temperature-sensitive bag to this segment pipe coolant media temperature, control in real time the flow of expansion valve, the temperature and pressure of coolant media in balance sysmte loop.
Preferably, above-mentioned First Heat Exchanger 31 is high-efficiency tank heat exchanger, and above-mentioned the second heat exchanger 32 is plate type heat exchanger, and above-mentioned the 3rd heat exchanger 33 is finned heat exchanger.
Preferably, described expansion valve 41,42 is heating power expansion valve.
Preferably, described compressor 1 is air injection enthalpy-increasing compressor.
Above disclosed is only preferred embodiment of the present utility model, certainly can not limit with this interest field of the utility model, and the equivalent variations of therefore doing according to the utility model claim, still belongs to the scope that the utility model is contained.
Claims (6)
1. a high water temperature source pump, is characterized in that: comprise compressor, cross valve, heat exchanger, expansion valve;
The exhaust outlet of described compressor is connected with the D interface of described cross valve by pipeline, and the air entry of described compressor is connected with the S interface of gas-liquid separator, described cross valve by pipeline; The C interface of described cross valve is connected successively and is formed main road pipeline by pipeline with the E interface of First Heat Exchanger, filter, the second heat exchanger, the first expansion valve, the 3rd heat exchanger, described cross valve;
The first heat exchange group of described the second heat exchanger is serially connected in main road pipeline by pipeline; Described high water temperature source pump be also provided with the second expansion valve and and the second heat exchange group of the second heat exchanger by pipeline, be serially connected in and between filter and the gas returning port of described compressor, form the first bypass pipeline.
2. high water temperature source pump according to claim 1, is characterized in that: described high water temperature source pump is also provided with magnetic valve, check valve, the first capillary, the second capillary and is serially connected in and between filter and the gas returning port of described compressor, is formed the second bypass pipeline by pipeline.
3. high water temperature source pump according to claim 1, it is characterized in that: described high water temperature source pump also comprises two temperature-sensitive bags, the first temperature-sensitive bag is arranged on the pipe surface that described the 3rd heat exchanger is connected with described four-way change-over valve E interface, and be connected with the first expansion valve, the second temperature-sensitive bag is arranged on the pipe surface that the second heat exchange group of described the second heat exchanger is connected with the gas returning port of described compressor, and is connected with the second expansion valve.
4. high water temperature source pump according to claim 1, is characterized in that: described First Heat Exchanger is high-efficiency tank heat exchanger, and described the second heat exchanger is plate type heat exchanger, and described the 3rd heat exchanger is finned heat exchanger.
5. high water temperature source pump according to claim 1, is characterized in that: described expansion valve is heating power expansion valve.
6. high water temperature source pump according to claim 1, is characterized in that: described compressor is air injection enthalpy-increasing compressor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320442602.3U CN203432079U (en) | 2013-07-24 | 2013-07-24 | High-water temperature heat pump unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320442602.3U CN203432079U (en) | 2013-07-24 | 2013-07-24 | High-water temperature heat pump unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203432079U true CN203432079U (en) | 2014-02-12 |
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ID=50061113
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320442602.3U Expired - Fee Related CN203432079U (en) | 2013-07-24 | 2013-07-24 | High-water temperature heat pump unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203432079U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106766413A (en) * | 2016-11-28 | 2017-05-31 | 镇江恒安防爆电器有限公司 | A kind of energy-conservation, rapid frost melting heater |
| CN107764041A (en) * | 2017-11-20 | 2018-03-06 | 珠海格力电器股份有限公司 | heat pump dryer |
-
2013
- 2013-07-24 CN CN201320442602.3U patent/CN203432079U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106766413A (en) * | 2016-11-28 | 2017-05-31 | 镇江恒安防爆电器有限公司 | A kind of energy-conservation, rapid frost melting heater |
| CN107764041A (en) * | 2017-11-20 | 2018-03-06 | 珠海格力电器股份有限公司 | heat pump dryer |
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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 |
Granted publication date: 20140212 Termination date: 20200724 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |