CN206670112U - A kind of cryogenic system outdoor unit heat pump assembly - Google Patents
A kind of cryogenic system outdoor unit heat pump assembly Download PDFInfo
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- CN206670112U CN206670112U CN201720291000.0U CN201720291000U CN206670112U CN 206670112 U CN206670112 U CN 206670112U CN 201720291000 U CN201720291000 U CN 201720291000U CN 206670112 U CN206670112 U CN 206670112U
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- valve
- heat pump
- compressor
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- temperature
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Abstract
The utility model provides a kind of cryogenic system outdoor unit heat pump assembly,Existing domestic air conditioning and heat pump are solved when environment temperature is relatively low,Evaporating temperature is higher,Evaporation capacity deficiency,Cause compressor air suction insufficient,The shortcomings of excessive discharge temperature,And operational efficiency is low,Heat and freeze it is dual-purpose be difficult to efficiently realization etc. technical problem,Aided in systems using the second two-way electromagnetic valve with second throttling device,When temperature is relatively low,The heating agent of higher-pressure region enters compressor return air pipe by the second two-way electromagnetic valve and throttling arrangement,This air-breathing to compressor carries out the way of heating evaporation,Realize that heat pump under low temperature environment is capable of normal work and improves the purpose of heat pump efficiency,Conversion is controlled to above-mentioned four-way valve according to the suction temperature of the height of outside air temperature or compressor height simultaneously,The demand of winter heating and cooling in summer can be achieved,Effectively improve the efficiency of whole heat pump and stable and security.
Description
Technical field
Art of heat pumps is the utility model is related to, particularly a kind of cryogenic system outdoor unit heat pump assembly.
Background technology
Heat pump is that energy is sent into device at high temperature by low temperature, using low-boiling point liquid after choke valve depressurizes
During evaporation, heat is absorbed from cryogenic object, then by both vapor compression, is elevated the temperature, by releasing the heat absorbed during condenser
Measure and liquefy, such circulation work can be transferred to the higher object of temperature constantly heat from the relatively low object of temperature, can be by this
Heat is used to heat, dry etc. in equipment, at present existing domestic air conditioning and heat pump when environment temperature is relatively low, evaporating temperature compared with
It is low, evaporation capacity deficiency, cause compressor air suction insufficient, excessive discharge temperature, it is low to directly result in running efficiency of system, heats simultaneously
With freeze it is dual-purpose be difficult to efficiently realization etc. technical problem.
The content of the invention
In order to solve prior art problem, the utility model provides a kind of cryogenic system outdoor unit heat pump assembly, can be achieved
Normal work and raising heat pump efficiency under low temperature environment, winter heating and cooling in summer are realized by the control conversion to four-way valve
Demand, effectively improve the efficiency of whole heat pump and stable and security.
To achieve the above object, technical scheme provided by the utility model is：A kind of cryogenic system outdoor unit heat pump dress
Put, including compressor, qi leel tank, heat exchanger, blower fan and four-way valve, it is characterised in that：Also include first throttle device, the first list
It is powered to valve, fluid reservoir, the first two-way electromagnetic valve, low pressure valve, high pressure valve, the second check valve, second throttling device and the two or two
Magnet valve, the compressor are connected to described four-way valve one end, and the end of four-way valve second is connected to the qi leel tank, the qi leel
Tank connects back to the suction end of the compressor, the four-way valve three-terminal link to the high pressure valve, and its 4th end is connected to institute
Heat exchanger is stated, the blower fan is arranged on by the heat exchanger, and the heat exchanger connects the first throttle device, is separated into two
Pipeline, one is sequentially connected first check valve, the fluid reservoir and first two-way electromagnetic valve, described in another connection
Second check valve, two pipelines are connected to the low pressure valve after merging.
Preferably, a pipeline is additionally provided between the compressor outlet and the qi leel tank entrance, is connected with the pipeline
Second two-way electromagnetic valve and the second throttling device.
Preferably, second two-way electromagnetic valve is connected with controller and temperature sensor, and the temperature sensor is located at
Device external, the controller control being turned on and off for second two-way electromagnetic valve according to the height of environment temperature.
Preferably, second two-way electromagnetic valve is connected with controller and temperature sensor, and the temperature sensor is located at
Inside the compressor air suction end, the controller controls second two-way electromagnetic valve according to the height of compressor air suction temperature
Be turned on and off.
The utility model has the advantages that：
Aided in systems using the second two-way electromagnetic valve with second throttling device, when temperature is relatively low, higher-pressure region
Heating agent enters compressor return air pipe by the second two-way electromagnetic valve and throttling arrangement, and this air-breathing to compressor carries out heating steaming
The way of hair, realize that heat pump under low temperature environment is capable of normal work and improves the purpose of heat pump efficiency, while according to outside air temperature
Height or compressor suction temperature height and to the conversion that is controlled of above-mentioned four-way valve, achievable winter heating and summer
The demand of refrigeration, effectively improve the efficiency of whole heat pump and stable and security.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
In figure：1- compressors, 2- qi leel tanks, 3- heat exchangers, 4- blower fans, 5- first throttle devices, the check valves of 6- first, 7-
Fluid reservoir, the two-way electromagnetic valves of 8- first, 9- low pressure valves, 10- high pressure valves, the check valves of 11- second, 12- four-way valves, 13- second are saved
Flow device, the two-way electromagnetic valves of 14- second.
Embodiment
Below in conjunction with the accompanying drawings and specific embodiment, the utility model will be further described：
Embodiment 1：Reference picture 1, a kind of cryogenic system outdoor unit heat pump assembly, including compressor 1, qi leel tank 2, heat exchanger
3rd, blower fan 4 and four-way valve 12, in addition to first-class device 5, the first check valve 6, fluid reservoir 7, the first two-way electromagnetic valve 8, low pressure
Valve 9, high pressure valve 10, the second check valve 11, the two-way electromagnetic valve 14 of second throttling device 13 and second, above-mentioned compressor 1 are connected to
Above-mentioned one end of four-way valve 12, the above-mentioned end of four-way valve 12 second are connected to above-mentioned qi leel tank 2, and above-mentioned qi leel tank 2 connects back to above-mentioned pressure
The suction end of contracting machine 1, the above-mentioned three-terminal link of four-way valve 12 to above-mentioned high pressure valve 10, its 4th end are connected to above-mentioned heat exchanger 3,
Above-mentioned blower fan 4 is arranged on by above-mentioned heat exchanger 3, and above-mentioned heat exchanger 3 connects above-mentioned first throttle device 5, is separated into two pipelines,
One is sequentially connected above-mentioned first check valve 6, above-mentioned fluid reservoir 7 and above-mentioned first two-way electromagnetic valve 8, another article of connection above-mentioned the
Two check valves 11, two pipelines are connected to above-mentioned low pressure valve 9 after merging.
Specifically, above-mentioned compressor 1 exports is additionally provided with a pipeline between the entrance of qi leel tank 2, connected on the pipeline
There are above-mentioned second two-way electromagnetic valve 14 and above-mentioned second throttling device 13.
Specifically, above-mentioned second two-way electromagnetic valve 14 is connected with controller and temperature sensor, said temperature sensor is set
In device external, controller noted above controls being turned on and off for above-mentioned second two-way electromagnetic valve 14 according to the height of environment temperature,
Controller is provided with a setting value, and this setting value is flexibly adjusted according to service condition, when environment temperature is higher than setting value, controller control
Make above-mentioned second two-way electromagnetic valve 14 to close, when environment temperature is less than setting value, controller controls above-mentioned second two-way electromagnetism
Valve 14 is opened.
Embodiment 2：Reference picture 1, a kind of cryogenic system outdoor unit heat pump assembly, including compressor 1, qi leel tank 2, heat exchanger
3rd, blower fan 4 and four-way valve 12, in addition to first-class device 5, the first check valve 6, fluid reservoir 7, the first two-way electromagnetic valve 8, low pressure
Valve 9, high pressure valve 10, the second check valve 11, the two-way electromagnetic valve 14 of second throttling device 13 and second, above-mentioned compressor 1 are connected to
Above-mentioned one end of four-way valve 12, the above-mentioned end of four-way valve 12 second are connected to above-mentioned qi leel tank 2, and above-mentioned qi leel tank 2 connects back to above-mentioned pressure
The suction end of contracting machine 1, the above-mentioned three-terminal link of four-way valve 12 to above-mentioned high pressure valve 10, its 4th end are connected to above-mentioned heat exchanger 3,
Above-mentioned blower fan 4 is arranged on by above-mentioned heat exchanger 3, and above-mentioned heat exchanger 3 connects above-mentioned first throttle device 5, is separated into two pipelines,
One is sequentially connected above-mentioned first check valve 6, above-mentioned fluid reservoir 7 and above-mentioned first two-way electromagnetic valve 8, another article of connection above-mentioned the
Two check valves 11, two pipelines are connected to above-mentioned low pressure valve 9 after merging.
Specifically, above-mentioned compressor 1 exports is additionally provided with a pipeline between the entrance of qi leel tank 2, connected on the pipeline
There are above-mentioned second two-way electromagnetic valve 14 and above-mentioned second throttling device 13.
Above-mentioned second two-way electromagnetic valve 14 is connected with controller and temperature sensor, and said temperature sensor is located at above-mentioned pressure
The suction end channel interior of contracting machine 1, controller noted above control above-mentioned second two-way electromagnetic valve according to the height of the suction temperature of compressor 1
14 are turned on and off, and when the suction temperature of compressor 1 is higher than setting value, controller controls above-mentioned second two-way electromagnetic valve 14 to close
Close, when the suction temperature of compressor 1 is less than setting value, controller controls above-mentioned second two-way electromagnetic valve 14 to open.
The above embodiments 1 or embodiment 2, done in systems using the second two-way electromagnetic valve 14 with second throttling device 13
Auxiliary, when the gas temperature that temperature is relatively low or compressor 1 sucks is relatively low, compressor 1 export higher-pressure region heating agent pass through it is above-mentioned
Second two-way electromagnetic valve 14 and second throttling device 13 are connected to qi leel tank 2 so that the air for entering the air intake duct of compressor 1 is entered
Row heating evaporation, realize heat pump normal work at low ambient temperatures and improve the purpose of operation of heat pump efficiency, while according to outer
The height of portion's temperature or the suction temperature of compressor are just adopted to the conversion that is controlled of above-mentioned four-way valve 12, achievable winter
The demand of warm cooling in summer, effectively improves the efficiency of whole heat pump and stable and security.
Examples of implementation described above are only the preferred embodiment of the utility model, are not limited with this of the present utility model
Practical range, therefore the change that all shape, principles according to the utility model are made, all should cover in the scope of protection of the utility model
It is interior.
Claims (4)
1. a kind of cryogenic system outdoor unit heat pump assembly, including compressor (1), qi leel tank (2), heat exchanger (3), blower fan (4) and
Four-way valve (12), it is characterised in that：Also include first throttle device (5), the first check valve (6), fluid reservoir (7), the first two-way
Magnetic valve (8), low pressure valve (9), high pressure valve (10), the second check valve (11), second throttling device (13) and the second two-way electromagnetism
Valve (14), the compressor (1) are connected to the four-way valve (12) one end, and the end of four-way valve (12) second is connected to the gas
Divide tank (2), the qi leel tank (2) connects back to the suction end of the compressor (1), the three-terminal link of four-way valve (12) to institute
High pressure valve (10) is stated, its 4th last one end is connected to the heat exchanger (3), and the blower fan (4) is arranged on the heat exchanger (3)
Side, the heat exchanger (3) connect the first throttle device (5), are separated into two pipelines, and one is sequentially connected first list
To valve (6), the fluid reservoir (7) and first two-way electromagnetic valve (8), another connection second check valve (11), two
Bar pipeline is connected to the low pressure valve (9) after merging.
A kind of 2. cryogenic system outdoor unit heat pump assembly according to claim 1, it is characterised in that：The compressor (1)
A pipeline is additionally provided between outlet and the qi leel tank (2) entrance, second two-way electromagnetic valve (14) is connected with the pipeline
With the second throttling device (13).
A kind of 3. cryogenic system outdoor unit heat pump assembly according to claim 1, it is characterised in that：Described 2nd 2 is powered
Magnet valve (14) is connected with controller and temperature sensor, and the temperature sensor is located at device external, and the controller is according to ring
The height of border temperature controls being turned on and off for the second two-way electromagnetic valve (14).
A kind of 4. cryogenic system outdoor unit heat pump assembly according to claim 1, it is characterised in that：Described 2nd 2 is powered
Magnet valve (14) is connected with controller and temperature sensor, and the temperature sensor is inside the compressor (1) suction end, institute
State controller and being turned on and off for the second two-way electromagnetic valve (14) is controlled according to the height of compressor (1) suction temperature.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720291000.0U CN206670112U (en) | 2017-03-23 | 2017-03-23 | A kind of cryogenic system outdoor unit heat pump assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720291000.0U CN206670112U (en) | 2017-03-23 | 2017-03-23 | A kind of cryogenic system outdoor unit heat pump assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206670112U true CN206670112U (en) | 2017-11-24 |
Family
ID=60373198
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720291000.0U Expired - Fee Related CN206670112U (en) | 2017-03-23 | 2017-03-23 | A kind of cryogenic system outdoor unit heat pump assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206670112U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108387031A (en) * | 2018-02-09 | 2018-08-10 | 山东朗进科技股份有限公司 | A kind of heat pump system and control method |
-
2017
- 2017-03-23 CN CN201720291000.0U patent/CN206670112U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108387031A (en) * | 2018-02-09 | 2018-08-10 | 山东朗进科技股份有限公司 | A kind of heat pump system and control method |
| CN108387031B (en) * | 2018-02-09 | 2021-02-23 | 青岛朗进新能源设备有限公司 | Control method of heat pump system |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20171124 Termination date: 20200323 |