CN204704936U - Heat pump - Google Patents
Heat pump Download PDFInfo
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- CN204704936U CN204704936U CN201520403165.3U CN201520403165U CN204704936U CN 204704936 U CN204704936 U CN 204704936U CN 201520403165 U CN201520403165 U CN 201520403165U CN 204704936 U CN204704936 U CN 204704936U
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- check valve
- valve
- heat exchanger
- interface
- compressor
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Abstract
The utility model discloses heat pump, relate to air conditioner technical field; It includes compressor, four-way change-over valve, economizer, First Heat Exchanger and the 3rd heat exchanger, that it also comprises series connection and the first check valve of the opposing setting of conducting direction and the 3rd check valve, and series connection and the second check valve of being oppositely arranged of conducting direction and the 4th check valve, the intermediate duct of described first check valve and the 3rd check valve has public connectivity points A, the intermediate duct of described second check valve and the 4th check valve has public connectivity points B; The other end of described first check valve is connected with the second check valve, and its intermediate duct has public connectivity points C; The other end of described 3rd check valve is connected with the 4th check valve, and its intermediate duct has public connectivity points D; The beneficial effects of the utility model are: this heat pump adopts multiple check valve to form valve group, make mounting structure simple, reduce the workload of staff in installation process.
Description
Technical field
The utility model relates to air conditioner technical field, and in particular, the utility model relates to heat pump.
Background technology
Source pump is primarily of compressor, and------circulatory system that the devices such as flow controller---heat dump---compressor are formed, refrigerant at system internal circulation flow, can realize cooling or heat supply to heat exchanger under the effect of compressor.
Because process of refrigerastion and heating operations are two different cyclic processes, therefore existing source pump is provided with two groups of pipelines usually, and one group of pipeline is used for realizing heating operations for refrigerant circulation, and another group pipeline is used for realizing process of refrigerastion for refrigerant circulation.Because refrigerant is at unit internal circulation flow, two groups of pipelines are set, cause the interface of relevant device to have many pipelines to be connected; And whole unit pipeline is too much, can increase the workload of staff in installation process.
Utility model content
The purpose of this utility model is the deficiency overcoming above-mentioned technology, provides heat pump.
The technical solution of the utility model is achieved in that heat pump, and it includes:
Compressor, described compressor has air entry and exhaust outlet;
Four-way change-over valve, described four-way change-over valve has exhaust port, the 3rd heat exchanger interface, economizer interface and First Heat Exchanger interface;
Economizer, described economizer has check valve interface, throttle interface, reversal valve interface and compressor interface;
And First Heat Exchanger, the 3rd heat exchanger, described First Heat Exchanger, the 3rd heat exchanger all have head end and end, wherein,
The exhaust outlet of described compressor is communicated with the exhaust port of four-way change-over valve, the First Heat Exchanger interface of four-way change-over valve is connected to the head end of First Heat Exchanger, the economizer orifice of four-way change-over valve is to the reversal valve interface of economizer, and the 3rd heat exchanger interface of four-way change-over valve connects the head end of the 3rd heat exchanger;
The connecting line of described exhaust outlet of compressor and four-way change-over valve exhaust port has common port E, be in series with magnetic valve, the second heat exchanger and the 5th check valve between this common port E and economizer reversal valve interface, the conducting direction of the 5th check valve is towards the second heat exchanger;
The compressor interface of described economizer is communicated with the air entry of compressor,
Its improvements are: that it also comprises series connection and the first check valve of the opposing setting of conducting direction and the 3rd check valve, and series connection and the second check valve of being oppositely arranged of conducting direction and the 4th check valve, the intermediate duct of described first check valve and the 3rd check valve has public connectivity points A, the intermediate duct of described second check valve and the 4th check valve has public connectivity points B; The other end of described first check valve is connected with the second check valve, and its intermediate duct has public connectivity points C; The other end of described 3rd check valve is connected with the 4th check valve, and its intermediate duct has public connectivity points D;
Described public connectivity points A is communicated with on the pipeline between the 5th check valve and economizer check valve interface, between the throttle interface of described economizer and public connectivity points B, pipeline is provided with a heating power expansion valve, described public connectivity points C is connected with the end of First Heat Exchanger, and described public connectivity points D is connected with the end of the 3rd heat exchanger.
In such a configuration, between the exhaust outlet of described compressor and the exhaust port of four-way change-over valve, be provided with a high-pressure switch, and this high-pressure switch is arranged between exhaust outlet of compressor and public connectivity points E.
In such a configuration, the pipeline that the compressor interface of described economizer is communicated with the exhaust outlet of compressor is provided with a low pressure switch.
In such a configuration, the outside of described First Heat Exchanger and the second heat exchanger is provided with a fan.
In such a configuration, a choke valve is provided with between the throttle interface of described economizer and heating power expansion valve.
In such a configuration, head end and the end of described 3rd heat exchanger are all provided with an angle valve, and be respectively the first angle valve and the second angle valve, public connectivity points D is connected with the second angle valve, the 3rd heat exchanger orifice to the first angle valve of described four-way change-over valve.
The beneficial effects of the utility model are: this heat pump adopts multiple check valve to form valve group, make mounting structure simple, reduce the workload of staff in installation process.
Accompanying drawing explanation
Fig. 1 is the refrigeration mode structural representation of heat pump of the present utility model;
Fig. 2 is the four-way change-over valve structural representation of heat pump of the present utility model;
Fig. 3 is the structural representation of economizer of the present utility model;
Fig. 4 is the heating mode structural representation of heat pump of the present utility model.
Detailed description of the invention
In order to make the purpose of this utility model, technical scheme and advantage clearly understand, below in conjunction with drawings and Examples, the utility model is further elaborated.Should be appreciated that specific embodiment described herein only for explaining the utility model, and be not used in restriction the utility model.
Shown in Fig. 4, the utility model discloses heat pump, concrete, and we are described in detail the structure of heat pump, and this heat pump comprises:
Compressor 10, described compressor 10 has air entry and exhaust outlet;
Four-way change-over valve 20, composition graphs 2, described four-way change-over valve 20 has exhaust port 201, the 3rd heat exchanger interface 202, economizer interface 203 and First Heat Exchanger interface 204;
Economizer 30, composition graphs 3, described economizer has check valve interface 301, throttle interface 302, reversal valve interface 303 and compressor interface 304;
And First Heat Exchanger 40, the 3rd heat exchanger 50, described First Heat Exchanger 40, the 3rd heat exchanger 50 all have head end and end, wherein,
The exhaust outlet of described compressor 10 is communicated with the exhaust port 201 of four-way change-over valve 20, the First Heat Exchanger interface 204 of four-way change-over valve 20 is connected to the head end of First Heat Exchanger 40, the economizer interface 203 of four-way change-over valve 20 is communicated to the reversal valve interface 303 of economizer 30, and the 3rd heat exchanger interface 202 of four-way change-over valve 20 connects the head end of the 3rd heat exchanger 50;
The connecting line of described compressor 10 exhaust outlet and four-way change-over valve 20 exhaust port has common port E, the conducting direction of magnetic valve 60, second heat exchanger 70 and the 5th check valve the 80, five check valve 80 is in series with towards the second heat exchanger 70 between this common port E and economizer reversal valve interface 303;
The compressor interface 304 of described economizer 30 is communicated with the air entry of compressor 10.
As innovative point of the present utility model, continue shown in composition graphs 1, Fig. 2, that it also comprises series connection and the first check valve 100 of the opposing setting of conducting direction and the 3rd check valve 300, and series connection and the second check valve 200 of being oppositely arranged of conducting direction and the 4th check valve 400, the intermediate duct of described first check valve 100 and the 3rd check valve 300 has public connectivity points A, the intermediate duct of described second check valve 200 and the 4th check valve 400 has public connectivity points B; The other end of described first check valve 100 is connected with the second check valve 200, and its intermediate duct has public connectivity points C; The other end of described 3rd check valve 300 is connected with the 4th check valve 400, and its intermediate duct has public connectivity points D;
Described public connectivity points A is communicated with on the pipeline between the 5th check valve 80 and economizer check valve interface 301, between the throttle interface 302 of described economizer 30 and public connectivity points B, pipeline is provided with a heating power expansion valve 500, described public connectivity points C is connected with the end of First Heat Exchanger 40, and described public connectivity points D is connected with the end of the 3rd heat exchanger 50.
As preferred embodiment, between the exhaust outlet of compressor 10 and the exhaust port 201 of four-way change-over valve 20, be provided with a high-pressure switch 600, and this high-pressure switch 600 is arranged between exhaust outlet of compressor and public connectivity points E.The pipeline that the compressor interface 302 of described economizer 30 is communicated with the exhaust outlet of compressor 10 is provided with a low pressure switch 700.
In addition, the outside of described First Heat Exchanger 40 and the second heat exchanger 70 is provided with a fan 800.A choke valve 5001 is provided with between the throttle interface 302 of described economizer 30 and heating power expansion valve 500.Head end and the end of described 3rd heat exchanger 50 are all provided with an angle valve, and be respectively the first angle valve 501 and the second angle valve 502, public connectivity points D is connected with the second angle valve 502, and the 3rd heat exchanger interface 202 of described four-way change-over valve 20 is communicated to the first angle valve 501.
By above-mentioned syndeton, we are described two of this kind of heat pump of the present utility model kinds of working methods, wherein, Fig. 1 is the refrigeration mode schematic diagram of heat pump of the present utility model, under this mode of operation, compressor 10 is by refrigerant compression, form high temperature and high pressure gas, be sent to four-way change-over valve 20 and magnetic valve 60 place, now four-way change-over valve 20 dead electricity is refrigeration mode, magnetic valve 60 dead electricity is in normally open, high temperature and high pressure gas is then sent to First Heat Exchanger 40 and the second heat exchanger 70 carries out heat exchange, cold-producing medium is then condensed into high pressure Normal Atmospheric Temperature Liquid, cold-producing medium after heat exchange is then by the first check valve 100, 5th check valve is after 80s enters economizer 30, after this by choke valve 5001, after heating power expansion valve 500, cold-producing medium is Low temperature low pressure liquid and flows into the 3rd heat exchanger 50 through the 4th check valve 400, the now indoor heat of refrigerant suction, be evaporated to cryogenic gas simultaneously, now, cold-producing medium flows into economizer 30 by the effect of four-way change-over valve 20, and by flowing back to compressor 10 after low pressure switch 600, by this kind of process, realize freezing to indoor realization.
Shown in composition graphs 4, for the heating mode schematic diagram of heat pump of the present utility model, under this kind of mode of operation, refrigerant compression is pressure high temperature hot gas by compressor 10, if now hypertonia, then high-pressure switch 600 action, to protect compressor, pressure high temperature hot gas flows into the 3rd heat exchanger 50 with four-way change-over valve 20, condensation of refrigerant is high pressure Normal Atmospheric Temperature Liquid, to indoor heat release, now four-way change-over valve 20 obtains electric is heating mode, and after this cold-producing medium flows into economizer 30 by the second check valve 200; Simultaneously, pressure high temperature hot gas flows into the second heat exchanger 70 by magnetic valve 60, now defrosting time reaches setting value, defrosting temperature when reaching setting value, magnetic valve 60 dead electricity, high pressure, high temperature refrigerant is to First Heat Exchanger 40 heat release, realize the defrosting of First Heat Exchanger 40, after this cold-producing medium flows into economizer 30 by the 5th check valve 80.After this; cold-producing medium is Low temperature low pressure liquid by cold-producing medium after choke valve 5011 throttling; after this enter First Heat Exchanger 40 by heating power expansion valve 500, second check valve 200 and realize evaporation; refrigerant suction heat of vaporization is cryogenic gas; compressor is flow back into again by four-way change-over valve 20, economizer 30 and low pressure switch 600; now hypotony then low pressure switch 600 action, protection compressor 10.
The utility model is refrigeration, heating operations by above-mentioned process implementation, and its refrigeration, heating effect are good; This heat pump adopts multiple check valve to form valve group, makes mounting structure simple, reduces the workload of staff in installation process.
Described above is only preferred embodiment of the present utility model, and above-mentioned specific embodiment is not to restriction of the present utility model.In technological thought category of the present utility model, can occur various distortion and amendment, all those of ordinary skill in the art, according to describing retouching, the amendment made above or equivalent replacing, all belong to the scope that the utility model is protected.
Claims (6)
1. heat pump, it includes:
Compressor, described compressor has air entry and exhaust outlet;
Four-way change-over valve, described four-way change-over valve has exhaust port, the 3rd heat exchanger interface, economizer interface and First Heat Exchanger interface;
Economizer, described economizer has check valve interface, throttle interface, reversal valve interface and compressor interface;
And First Heat Exchanger, the 3rd heat exchanger, described First Heat Exchanger, the 3rd heat exchanger all have head end and end, wherein,
The exhaust outlet of described compressor is communicated with the exhaust port of four-way change-over valve, the First Heat Exchanger interface of four-way change-over valve is connected to the head end of First Heat Exchanger, the economizer orifice of four-way change-over valve is to the reversal valve interface of economizer, and the 3rd heat exchanger interface of four-way change-over valve connects the head end of the 3rd heat exchanger;
The connecting line of described exhaust outlet of compressor and four-way change-over valve exhaust port has common port E, be in series with magnetic valve, the second heat exchanger and the 5th check valve between this common port E and economizer reversal valve interface, the conducting direction of the 5th check valve is towards the second heat exchanger;
The compressor interface of described economizer is communicated with the air entry of compressor,
It is characterized in that: that it also comprises series connection and the first check valve of the opposing setting of conducting direction and the 3rd check valve, and series connection and the second check valve of being oppositely arranged of conducting direction and the 4th check valve, the intermediate duct of described first check valve and the 3rd check valve has public connectivity points A, the intermediate duct of described second check valve and the 4th check valve has public connectivity points B; The other end of described first check valve is connected with the second check valve, and its intermediate duct has public connectivity points C; The other end of described 3rd check valve is connected with the 4th check valve, and its intermediate duct has public connectivity points D;
Described public connectivity points A is communicated with on the pipeline between the 5th check valve and economizer check valve interface, between the throttle interface of described economizer and public connectivity points B, pipeline is provided with a heating power expansion valve, described public connectivity points C is connected with the end of First Heat Exchanger, and described public connectivity points D is connected with the end of the 3rd heat exchanger.
2. heat pump according to claim 1, is characterized in that: be provided with a high-pressure switch between the exhaust outlet of described compressor and the exhaust port of four-way change-over valve, and this high-pressure switch is arranged between exhaust outlet of compressor and public connectivity points E.
3. heat pump according to claim 1 and 2, is characterized in that: the pipeline that the compressor interface of described economizer is communicated with the exhaust outlet of compressor is provided with a low pressure switch.
4. heat pump according to claim 1, is characterized in that: the outside of described First Heat Exchanger and the second heat exchanger is provided with a fan.
5. heat pump according to claim 1, is characterized in that: be provided with a choke valve between the throttle interface of described economizer and heating power expansion valve.
6. heat pump according to claim 1, it is characterized in that: head end and the end of described 3rd heat exchanger are all provided with an angle valve, be respectively the first angle valve and the second angle valve, public connectivity points D is connected with the second angle valve, the 3rd heat exchanger orifice to the first angle valve of described four-way change-over valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520403165.3U CN204704936U (en) | 2015-06-11 | 2015-06-11 | Heat pump |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520403165.3U CN204704936U (en) | 2015-06-11 | 2015-06-11 | Heat pump |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204704936U true CN204704936U (en) | 2015-10-14 |
Family
ID=54284548
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520403165.3U Expired - Fee Related CN204704936U (en) | 2015-06-11 | 2015-06-11 | Heat pump |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204704936U (en) |
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2015
- 2015-06-11 CN CN201520403165.3U patent/CN204704936U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee | ||
| CP03 | Change of name, title or address |
Address after: 518000 Shenzhen, Guangming New District, Gongming street, Tong Tong Community Reservoir Road, No. 8 Patentee after: SHENZHEN LIBING ENERGY SAVING TECHNOLOGY CO., LTD. Address before: 518000, Shenzhen, Guangdong, Baoan District province Xixiang Street linen community, World Summit science and Technology Park, C building, third floor, A unit Patentee before: Shenzhen Libing Air Conditioner Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20151014 Termination date: 20200611 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |