CN209027133U - A kind of heat pump air conditioning system that two-way air injection enthalpy-increasing can be achieved - Google Patents
A kind of heat pump air conditioning system that two-way air injection enthalpy-increasing can be achieved Download PDFInfo
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- CN209027133U CN209027133U CN201821438533.8U CN201821438533U CN209027133U CN 209027133 U CN209027133 U CN 209027133U CN 201821438533 U CN201821438533 U CN 201821438533U CN 209027133 U CN209027133 U CN 209027133U
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Abstract
The utility model discloses a kind of heat pump air conditioning systems that two-way air injection enthalpy-increasing can be achieved of the utility model, including four-way valve, condenser, evaporator, Intermediate Heat Exchanger, compressor, the first triple valve, the first expansion valve, the second expansion valve and increasing enthalpy component.The utility model can be such that heat pump unit realizes by increasing enthalpy component can use the air injection enthalpy-increasing pipeline under refrigeration and heating mode, it can be while simplifying system pipeline, so that two-way air injection enthalpy-increasing can be achieved in refrigeration and heating mode in heat pump air conditioner unit, unit capacity is significantly promoted.And the increasing enthalpy component of the utility model is simple and reliable, effectively reduces production cost.The utility model can be widely applied in art of heat pumps.
Description
Technical field
The utility model relates to technical field of heat pumps more particularly to a kind of heat pump air conditioner systems that two-way air injection enthalpy-increasing can be achieved
System.
Background technique
Traditional heat pump system but only has a set of air injection enthalpy-increasing system mostly, for guaranteeing heating of the unit under low circumstance temperature
Ability, and possess the heat-pump apparatus of two sets of air injection enthalpy-increasing systems, although having taken into account the refrigerating capacity of unit, system complex and
Cost is high.
Utility model content
In order to solve the above-mentioned technical problem, the purpose of the utility model is to provide a kind of heat that two-way air injection enthalpy-increasing can be achieved
Pump air conditioner system.
Technical solution adopted in the utility model is:
A kind of heat pump air conditioning system that two-way air injection enthalpy-increasing can be achieved, including four-way valve, condenser, evaporator, centre change
Hot device, compressor, the first triple valve, the first expansion valve, the second expansion valve and increasing enthalpy component, the first port of the compressor with
The D mouth of four-way valve connects, and the C mouth of the four-way valve is connect with the input terminal of condenser, the output end and increasing enthalpy of the condenser
4th port of component connects, and the second port of the compressor and the S mouth of four-way valve connect, the E mouth of the four-way valve and steaming
Send out the output end connection of device, the input terminal of the second port of the increasing enthalpy component and evaporator connects, and the of the increasing enthalpy component
Single port is connect with the first end of the first triple valve, and the fifth port of the increasing enthalpy component and the third end of the first triple valve connect
It connects, the third port of the increasing enthalpy component is connect with the output end of the second expansion valve, and the second end of first triple valve is in
Between heat exchanger first input end connection, the first output end of the Intermediate Heat Exchanger respectively with the input terminal of the first expansion valve and
The input terminal of second expansion valve is connected, and the output end of first expansion valve and the second input terminal of Intermediate Heat Exchanger connect,
The second output terminal of the Intermediate Heat Exchanger and the third port of compressor connect.
The increasing enthalpy component includes the second triple valve, third triple valve, the 4th as a further improvement of the utility model,
Triple valve, the first check valve, second one-way valve, third check valve and the 4th check valve, the input terminal of first check valve with
The first end of second triple valve connects, and the output end of the second one-way valve is connect with the third end of the second triple valve, and described the
The input terminal of two check valves is connect with the first end of third triple valve, input terminal and the third triple valve of the third check valve
The connection of third end, the output end of the third check valve connect with the first end of the 4th triple valve, the 4th check valve it is defeated
Enter end to connect with the third end of the 4th triple valve, the output end of the condenser is connect with the second end of the 4th triple valve, described
The input terminal of the second end of second triple valve and evaporator connects, and the of the output end of first check valve and the first triple valve
One end connection, the output end of the 4th check valve are connect with the third end of the first triple valve, and the second of the third triple valve
End is even connect with the output end of the second expansion valve.
The evaporator is double-tube heat exchanger as a further improvement of the utility model,.
The condenser is finned heat exchanger as a further improvement of the utility model,.
The Intermediate Heat Exchanger is plate heat exchanger as a further improvement of the utility model,.
The beneficial effects of the utility model are:
The utility model can be such that heat pump unit realizes by increasing enthalpy component can use under refrigeration and heating mode
The air injection enthalpy-increasing pipeline, can be while simplifying system pipeline, so that heat pump air conditioner unit is in refrigeration and heating mode
It realizes two-way air injection enthalpy-increasing, significantly promotes unit capacity.And the increasing enthalpy component of the utility model is simple and reliable, effectively reduces
Production cost.
Detailed description of the invention
Fig. 1 is a kind of schematic illustration of heat pump air conditioning system that two-way air injection enthalpy-increasing can be achieved.
Specific embodiment
Specific embodiment of the present utility model is described further with reference to the accompanying drawing:
With reference to Fig. 1, a kind of heat pump air conditioning system that two-way air injection enthalpy-increasing can be achieved of the utility model, including it is four-way valve 1, cold
Condenser 2, evaporator 3, Intermediate Heat Exchanger 4, compressor 5, the first triple valve 6, the first expansion valve 7, the second expansion valve 8 and increasing enthalpy group
The first port of part 9, the compressor 5 is connect with the D of four-way valve 1 mouth, the input terminal of the C mouth and condenser 2 of the four-way valve 1
Connection, the output end of the condenser 2 are connect with the 4th port of increasing enthalpy component 9, the second port and four-way of the compressor 5
The S mouth of valve 1 connects, and E mouth of the four-way valve 1 is connect with the output end of evaporator 3, the second port of the increasing enthalpy component 9 and
The input terminal of evaporator 3 connects, and the first port of the increasing enthalpy component 9 is connect with the first end of the first triple valve 6, the increasing enthalpy
The fifth port of component 9 is connect with the third end of the first triple valve 6, the third port of the increasing enthalpy component 9 and the second expansion valve 8
Output end connection, the second end of first triple valve 6 connect with the first input end of Intermediate Heat Exchanger 4, and the centre is changed
First output end of hot device 4 is connected with the input terminal of the input terminal of the first expansion valve 7 and the second expansion valve 8 respectively, and described
The output end of one expansion valve 7 is connect with the second input terminal of Intermediate Heat Exchanger 4, the second output terminal of the Intermediate Heat Exchanger 4 with
The third port of compressor 5 connects.
It is further used as preferred embodiment, the increasing enthalpy component 9 includes the second triple valve, third triple valve, the 4th
Triple valve, the first check valve, second one-way valve, third check valve and the 4th check valve, the input terminal of first check valve with
The first end of second triple valve connects, and the output end of the second one-way valve is connect with the third end of the second triple valve, and described the
The input terminal of two check valves is connect with the first end of third triple valve, input terminal and the third triple valve of the third check valve
The connection of third end, the output end of the third check valve connect with the first end of the 4th triple valve, the 4th check valve it is defeated
Enter end to connect with the third end of the 4th triple valve, the output end of the condenser 2 is connect with the second end of the 4th triple valve, described
The second end of second triple valve is connect with the input terminal of evaporator 3, the output end of first check valve and the first triple valve 6
First end connection, the output end of the 4th check valve connect with the third end of the first triple valve 6, and the of the third triple valve
Two ends are even connect with the output end of the second expansion valve 8.
It is further used as preferred embodiment, the evaporator 3 is double-tube heat exchanger, and the condenser 2 changes for fin
Hot device, the Intermediate Heat Exchanger 4 are plate heat exchanger.
In the present embodiment, the various components in the increasing enthalpy component 9 are realized using welding.
When system is under low circumstance temperature heating mode, the gaseous refrigerant of high temperature and pressure is by four-way valve 1 and condenser 2
(double-tube heat exchanger) exchanges heat, and refrigerant is become the liquid of medium temperature high pressure from gaseous state after heat exchange, subsequently enters increasing enthalpy component 9,
Then Intermediate Heat Exchanger 4 (plate heat exchanger) is entered by triple valve, the refrigeration come out from Intermediate Heat Exchanger 4 (plate heat exchanger)
Agent a part enters 7 reducing pressure by regulating flow of the first expansion valve, is then return to Intermediate Heat Exchanger 4 (plate heat exchanger) and carries out heat exchange, this
When, refrigerant becomes the gaseous state of medium temperature low pressure from the liquid of low-temp low-pressure and returns to compressor 5, and another part refrigerant enters the
Two expansion valves, 8 reducing pressure by regulating flow, becomes the liquid of low-temp low-pressure, then enters evaporator 3 (finned heat exchanger) by increasing enthalpy component 9
It exchanges heat, the gaseous state for eventually becoming medium temperature low pressure returns to compressor 5, and main road refrigerant and branch refrigerant are in compressor 5
Mixing in compression chamber is discharged outside compressor 5 after further compressing, into condenser 2, constitutes closed air injection enthalpy-increasing heat pump system
System working cycles.
When system is under high circumstance temperature refrigeration mode, the gaseous refrigerant of high temperature and pressure is by four-way valve 1 and condenser 2
(finned heat exchanger) exchanges heat, and refrigerant is become the liquid of medium temperature high pressure from gaseous state after heat exchange, subsequently enters increasing enthalpy component 9,
Then Intermediate Heat Exchanger 4 (plate heat exchanger) is entered by triple valve, the refrigeration come out from Intermediate Heat Exchanger 4 (plate heat exchanger)
Agent a part enters 7 reducing pressure by regulating flow of the first expansion valve, is then return to Intermediate Heat Exchanger 4 (plate heat exchanger) and carries out heat exchange, this
When, refrigerant becomes the gaseous state of medium temperature low pressure from the liquid of low-temp low-pressure and returns to compressor 5, and another part refrigerant enters the
Two expansion valves, 8 reducing pressure by regulating flow, becomes the liquid of low-temp low-pressure, then enters evaporator 3 (double-tube heat exchanger) by increasing enthalpy component 9
It exchanges heat, the gaseous state for eventually becoming medium temperature low pressure returns to compressor 5, and main road refrigerant and branch refrigerant are in compressor 5
Mixing in compression chamber is discharged outside compressor 5 after further compressing, into condenser 2, constitutes closed air injection enthalpy-increasing heat pump system
System working cycles.
Freezing and heating from the foregoing it can be that the utility model can be such that heat pump unit realizes by increasing enthalpy component 9
The air injection enthalpy-increasing pipeline can be used under mode, it can be while simplifying system pipeline, so that heat pump air conditioner unit is being made
Two-way air injection enthalpy-increasing can be achieved in cold and heating mode, significantly promotes unit capacity.And the increasing enthalpy component 9 of the utility model
It is simple and reliable, effectively reduce production cost.
It is to be illustrated to the preferable implementation of the utility model, but the utility model creation is not limited to institute above
State embodiment, those skilled in the art can also make various etc. without departing from the spirit of the present invention
With deformation or replacement, these equivalent deformations or replacement are all included in the scope defined by the claims of the present application.
Claims (5)
1. a kind of heat pump air conditioning system that two-way air injection enthalpy-increasing can be achieved, it is characterised in that: including four-way valve, condenser, evaporation
Device, Intermediate Heat Exchanger, compressor, the first triple valve, the first expansion valve, the second expansion valve and increasing enthalpy component, the compressor
The connection of the D of first port and four-way valve mouth, the C mouth of the four-way valve connect with the input terminal of condenser, the condenser it is defeated
Outlet is connect with the 4th port of increasing enthalpy component, and the second port of the compressor and the S mouth of four-way valve connect, the four-way valve
E mouth connect with the output end of evaporator, the input terminal of the second port of the increasing enthalpy component and evaporator connects, the increasing enthalpy
The first port of component is connect with the first end of the first triple valve, and the of the fifth port of the increasing enthalpy component and the first triple valve
The connection of three ends, the third port of the increasing enthalpy component are connect with the output end of the second expansion valve, and the second of first triple valve
End is connect with the first input end of Intermediate Heat Exchanger, and the first output end of the Intermediate Heat Exchanger is defeated with the first expansion valve respectively
Enter end to be connected with the input terminal of the second expansion valve, the output end of first expansion valve and the second input terminal of Intermediate Heat Exchanger
Connection, the second output terminal of the Intermediate Heat Exchanger and the third port of compressor connect.
2. a kind of heat pump air conditioning system that two-way air injection enthalpy-increasing can be achieved according to claim 1, it is characterised in that: described
Increasing enthalpy component includes the second triple valve, third triple valve, the 4th triple valve, the first check valve, second one-way valve, third check valve
It is connect with the input terminal of the 4th check valve, first check valve with the first end of the second triple valve, the second one-way valve
Output end is connect with the third end of the second triple valve, and the input terminal of the second one-way valve and the first end of third triple valve connect
It connects, the input terminal of the third check valve is connect with the third end of third triple valve, the output end of the third check valve and
The first end of four triple valves connects, and the input terminal of the 4th check valve is connect with the third end of the 4th triple valve, the condensation
The output end of device is connect with the second end of the 4th triple valve, and the second end of second triple valve and the input terminal of evaporator connect
It connects, the output end of first check valve is connect with the first end of the first triple valve, the output end of the 4th check valve and
The third end of one triple valve connects, and the second end of the third triple valve is even connect with the output end of the second expansion valve.
3. a kind of heat pump air conditioning system that two-way air injection enthalpy-increasing can be achieved according to claim 1, it is characterised in that: described
Evaporator is double-tube heat exchanger.
4. a kind of heat pump air conditioning system that two-way air injection enthalpy-increasing can be achieved according to claim 1, it is characterised in that: described
Condenser is finned heat exchanger.
5. a kind of heat pump air conditioning system that two-way air injection enthalpy-increasing can be achieved according to claim 1, it is characterised in that: described
Intermediate Heat Exchanger is plate heat exchanger.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821438533.8U CN209027133U (en) | 2018-08-31 | 2018-08-31 | A kind of heat pump air conditioning system that two-way air injection enthalpy-increasing can be achieved |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821438533.8U CN209027133U (en) | 2018-08-31 | 2018-08-31 | A kind of heat pump air conditioning system that two-way air injection enthalpy-increasing can be achieved |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209027133U true CN209027133U (en) | 2019-06-25 |
Family
ID=66877026
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821438533.8U Active CN209027133U (en) | 2018-08-31 | 2018-08-31 | A kind of heat pump air conditioning system that two-way air injection enthalpy-increasing can be achieved |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209027133U (en) |
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2018
- 2018-08-31 CN CN201821438533.8U patent/CN209027133U/en active Active
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