CN207471839U - A kind of dynamic degree of superheat control device - Google Patents
A kind of dynamic degree of superheat control device Download PDFInfo
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- CN207471839U CN207471839U CN201721550147.3U CN201721550147U CN207471839U CN 207471839 U CN207471839 U CN 207471839U CN 201721550147 U CN201721550147 U CN 201721550147U CN 207471839 U CN207471839 U CN 207471839U
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Abstract
The utility model provides a kind of dynamic degree of superheat control device, including the compressor with refrigerant inlet and refrigerant exit, with heat regenerator water inlet, heat regenerator water outlet, the heat regenerator of refrigerant inlet and refrigerant exit, four-way reversing valve, air side heat exchanger with air side heat exchanger refrigerant inlet and air side heat exchanger refrigerant exit, expansion valve with refrigerant inlet and refrigerant exit, liquid storage device with refrigerant inlet and refrigerant exit, with evaporator water inlet, evaporator water outlet, the evaporator of evaporator refrigerant inlet and evaporator refrigerant exit, air-conditioning system with the gas-liquid separator of refrigerant inlet and refrigerant exit composition, unit is because of the variation of environment temperature when the utility model solves single hot water model, the problem of causing suction superheat excessive or be too small, improve the working efficiency of entire unit.
Description
Technical field
The utility model is related to a kind of technical field of refrigerating devices more particularly to a kind of dynamic degree of superheat control devices.
Background technology
In existing refrigerating plant, during single hot water model, variation of ambient temperature can influence the suction superheat of unit
Size, the suction superheat so as to cause unit is excessive or too small, reduces the working efficiency of device, in previous device only
The control of fixed target superheat degree, during variation of ambient temperature, air side heat exchanger receives the influence of environment temperature, heat exchange efficiency have compared with
Big variation, fixed target superheat degree can not meet the operation of unit efficient stable, and the control device of the utility model is with ring
The variation of border temperature, target superheat degree change automatically, solve that previous unit is inefficient due to the variation of environment temperature to ask
Topic.
Utility model content
The utility model provides a kind of dynamic degree of superheat control device in view of the deficiencies of the prior art, according to environment temperature
Degree is automatic to correct target air-breathing
The function of the degree of superheat, a kind of dynamic degree of superheat control device provided by the utility model, including cold with compressor
Matchmaker's import and the compressor of compressor refrigerant exit have heat regenerator water inlet, heat regenerator water outlet, heat regenerator refrigerant
There is air side heat exchanger refrigerant inlet and wind side to exchange heat for import and the heat regenerator of heat regenerator refrigerant exit, four-way reversing valve
The air side heat exchanger of device refrigerant exit, electric expansion valve have water-side heat water inlet, water-side heat water outlet, water side
The water-side heat gas-liquid separator of heat exchanger refrigerant inlet and water-side heat refrigerant exit, it is characterised in that：Compressor goes out
High-pressure pressure sensor and exhaust gas temperature sensor, the gas-liquid point are equipped at mouth and the interface channel of heat regenerator refrigerant inlet
Low-pressure sensor is equipped with from device refrigerant exit and the interface channel of compressor refrigerant inlet and suction temperature senses
Device, the heat regenerator water inlet are equipped with hot water inflow temperature sensor, and the heat regenerator water outlet is equipped with hot water effluent's temperature
Sensor is spent, the air side heat exchanger is equipped with coil temperature sensor, and the air side heat exchanger includes at least fin, the fin
It is equipped with environment temperature sensor.
As the preferred of the utility model, including the liquid storage device with liquid storage device refrigerant inlet and liquid storage device refrigerant exit,
Second check valve and the 4th check valve, the second check valve and the 4th check valve parallel connection, which are formed, heats unidirectional valve assembly, the storage
Liquid device refrigerant exit is connected with the unidirectional valve assembly of heating, and electric expansion valve is provided on the interface channel of series connection.
As the preferred of the utility model, four-way reversing valve and the first check valve are further included, the heat regenerator passes through institute
It states four-way reversing valve to connect with the air side heat exchanger, the air side heat exchanger passes through first check valve and the liquid storage device
Connection, the liquid storage device are connect with the water-side heat, and the water-side heat passes through the four-way reversing valve and the gas
Liquid/gas separator connects, and the gas-liquid separator connect forming circuit with the compressor.
As the preferred of the utility model, the air side heat exchanger refrigerant exit is equipped with refrigerant temperature sensor and refrigerant mistake
Filter.
As the preferred of the utility model, third check valve, first check valve and the third check valve are further included
Parallel connection forms the unidirectional valve assembly that freezes, and the water-side heat refrigerant inlet is connected with the unidirectional valve assembly of refrigeration, gone here and there
Refrigerant temperature sensor and refrigerant filter are provided on the interface channel of connection.
As the preferred of the utility model, the water-side heat water inlet is equipped with water load inflow temperature sensor, institute
Water-side heat water outlet is stated equipped with water load leaving water temperature sensors.
As the preferred of the utility model, the multiple fin is heat absorbing fins, uniform along the air side heat exchanger shell
Distribution.
The fin is uniformly distributed along the air side heat exchanger shell as a result, and the fin can be caused to fully absorb
The temperature of environment so that the fin and the environment temperature sensor being arranged on the fin can be more accurately defeated
Go out environment temperature.
The utility model has the advantages that：
Compared with prior art, the utility model solves the variation due to environment temperature for the efficiency of whole device
It influences, is provided with environment temperature sensor on the fin of air side heat exchanger, passes through environment temperature sensor output environment temperature
Value automatically adjusts and corrects expansion valve to change compressor target suction superheat by the variation of ambient temperature value, protects
The refrigerant of card into compressor is entirely refrigerant steam condition, improves the working efficiency of whole device.
Below by drawings and examples, the technical solution of the utility model is described in further detail.
Description of the drawings
Fig. 1 is the structure diagram of the utility model dynamic degree of superheat control device.
In figure, 1- compressors；101- compressor refrigerant inlets；102- compressor refrigerant exits；2- heat regenerators；201- heat
Recover refrigerant inlet；202- heat regenerator refrigerant exits；203- heat regenerator water inlets；204- heat regenerator water outlets；
205- hot water inflow temperature sensors；206- hot water effluent's temperature sensors；3- four-way reversing valves；4- air side heat exchangers；401-
Air side heat exchanger refrigerant inlet；402- air side heat exchanger refrigerant exits；403- fins；5- electric expansion valves；6- liquid storage devices；601-
Liquid storage device refrigerant inlet；602- liquid storage device refrigerant exits；7- water-side heats；701- water-side heat refrigerant inlets；702- water
Side heat exchanger refrigerant exit；703- water-side heat water inlets；704- water-side heat water outlets；705- water load inflow temperatures
Sensor；706- water load leaving water temperature sensors；8- gas-liquid separators；801- gas-liquid separator refrigerant inlets；802- gas-liquids
Separator refrigerant exit；9- exhaust gas temperature sensors；10- high-pressure pressure sensors；11- suction temperature sensors；12- low pressure pressures
Force snesor；13- the first refrigerant filters；14- coil temperature sensors；15- environment temperature sensors；16- the first refrigerant temperature
Spend sensor；The first check valves of 17-；The second check valves of 18-；19- third check valves；The 4th check valves of 20-；The second refrigerants of 21-
Temperature sensor；22- the second refrigerant filters；23- heats unidirectional valve assembly；The unidirectional valve assembly of 24- refrigeration.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
As shown in Figure 1, a kind of dynamic degree of superheat control device of the utility model, including with compressor refrigerant inlet
101 and the compressor 1 of compressor refrigerant exit 102, there is heat regenerator water inlet 203, heat regenerator water outlet 204, heat to return
The heat regenerator 2 of device refrigerant inlet 201 and heat regenerator refrigerant exit 202 is received, four-way reversing valve 3 is cold with air side heat exchanger
Matchmaker's import 401 and the air side heat exchanger 4 of air side heat exchanger refrigerant exit 402, electric expansion valve 5 have water-side heat water inlet
Mouthfuls 703, the water side of water-side heat water outlet 704, water-side heat refrigerant inlet 701 and water-side heat refrigerant exit 702
Heat exchanger 7, gas-liquid separator 8, it is characterised in that：At compressor outlet 102 and the interface channel of heat regenerator refrigerant inlet 201
Equipped with high-pressure pressure sensor 10 and exhaust gas temperature sensor 9, the gas-liquid separator refrigerant exit 802 and compressor
The interface channel of refrigerant inlet 101 is equipped with low-pressure sensor 12 and suction temperature sensor 11, the heat regenerator water inlet
Mouth 203 is equipped with hot water inflow temperature sensor 205, and the heat regenerator water outlet 204 is equipped with hot water effluent's temperature sensor
206, the air side heat exchanger 4 is equipped with coil temperature sensor 14, and the air side heat exchanger 4 includes at least fin 403, the wing
Piece 403 is equipped with environment temperature sensor 15, and the high-pressure pressure sensor 10 exports higher-pressure region pressure, and protective device is described
Low-pressure sensor 12 exports low-pressure area pressure, compares to protect device with low-voltage variation setting value, the exhaust
Temperature sensor 9 is used to export the delivery temperature of the compressor refrigerant exit 102, maintains discharge superheat, improves device
Working efficiency, the suction temperature sensor 11 are reached solid to export suction temperature by adjusting the electric expansion valve
Fixed target superheat degree, but since the variation of environment temperature can have an impact the heat exchange efficiency of the air side heat exchanger 6, Gu
Fixed target superheat degree can not meet the operation of unit efficient stable, and the utility model is employed to be set on the air side heat exchanger 4
The fin 403 is put, the fin 403 is equipped with environment temperature sensor 15, is exported by the environment temperature sensor 15
Environment temperature corrects target superheat degree automatically, when environment temperature reduces, then reduces target superheat degree accordingly, works as environment
During temperature increase, then target superheat degree is accordingly increased, ensure the stabilization of the suction superheat of unit, with changing for suction temperature
Become, ensure that target superheat degree also changes correspondingly, increase the working efficiency of device.
In the present embodiment, including the liquid storage device 6, second with liquid storage device refrigerant inlet 601 and liquid storage device refrigerant exit 602
18 and the 4th check valve 20 of check valve, the second check valve 18 and in parallel formed of the 4th check valve 20 heat unidirectional valve assembly 23,
The liquid storage device refrigerant exit 602 is connected with the unidirectional valve assembly 23 of heating, and electronics is provided on the interface channel of series connection
Expansion valve 5, further includes 3 and first check valve 17 of four-way reversing valve, and the heat regenerator 2 passes through the four-way reversing valve 3 and institute
It states air side heat exchanger 4 to connect, the air side heat exchanger 4 is connect by first check valve 17 with the liquid storage device 6, the storage
Liquid device 6 is connect with the water-side heat 7, and the water-side heat 7 passes through the four-way reversing valve 3 and the gas-liquid separator
8 connections, the gas-liquid separator 8 connect forming circuit with the compressor 1, and the air side heat exchanger refrigerant exit 402 is equipped with
First refrigerant temperature sensor 16 and the first refrigerant filter 13 further include third check valve 19, the first check valve 17 and third
Check valve 19 is in parallel to form the unidirectional valve assembly 24 that freezes, the water-side heat refrigerant inlet 701 and the refrigeration check valve
Assembly 24 is connected, and the first refrigerant temperature sensor 21 and the first refrigerant filter 22, institute are provided on the interface channel of series connection
Water-side heat water inlet 703 is stated equipped with water load inflow temperature sensor 705, the water-side heat water outlet 704 is equipped with
Water load leaving water temperature sensors 706.
In the present embodiment, the multiple fin 403 is heat absorbing fins, is uniformly distributed along 4 shell of air side heat exchanger, institute
It states fin 403 to be uniformly distributed along 4 shell of air side heat exchanger, the fin 403 can be caused to fully absorb the temperature of environment
Degree so that the fin 403 and the environment temperature sensor 15 being arranged on the fin 403 can be more accurately defeated
Go out environment temperature.
Embodiment described above is only that the preferred embodiment of the utility model is described, not new to this practicality
The conception and scope of type is defined.Without departing from the design concept of the present utility model, ordinary people in the field is to this
The all variations and modifications that the technical solution of utility model is made, should fall within the protection scope of the present utility model, this practicality
Novel claimed technology contents have all been recorded in detail in the claims.
Claims (7)
1. a kind of dynamic degree of superheat control device, including with compressor refrigerant inlet（101）With compressor refrigerant exit（102）
Compressor（1）, there is heat regenerator refrigerant inlet（201）, heat regenerator water inlet（203）And heat regenerator water outlet
（204）Heat regenerator（2）, there is air side heat exchanger refrigerant exit（402）Air side heat exchanger（4）, there is water-side heat
Refrigerant inlet（701）, water-side heat water inlet（703）, water-side heat water outlet（704）Water-side heat（7）, have
Gas-liquid separator refrigerant exit（802）Gas-liquid separator（8）, it is characterised in that：The compressor refrigerant exit（102）And institute
State heat regenerator refrigerant inlet（201）Interface channel at be equipped with high-pressure pressure sensor（10）And exhaust gas temperature sensor（9）,
The gas-liquid separator refrigerant exit（802）With the compressor refrigerant inlet（101）Interface channel equipped with low pressure pass
Sensor（12）And suction temperature sensor（11）, the heat regenerator water inlet（203）Equipped with hot water inflow temperature sensor
（205）, the heat regenerator water outlet（204）Equipped with hot water effluent's temperature sensor（206）, the air side heat exchanger（4）If
There is coil temperature sensor（14）, the air side heat exchanger（4）Including at least fin（403）, the fin（403）It is equipped with ring
Border temperature sensor（15）.
2. a kind of dynamic degree of superheat control device according to claim 1, including with liquid storage device refrigerant inlet（601）With
Liquid storage device refrigerant exit（602）Liquid storage device（6）, the second check valve（18）With the 4th check valve（20）, it is characterised in that：It is described
Second check valve（18）With the 4th check valve（20）Parallel connection, which is formed, heats unidirectional valve assembly（23）, the liquid storage device refrigerant
Outlet（602）With the unidirectional valve assembly of heating（23）It connects, electric expansion valve is provided on the interface channel of series connection（5）.
3. a kind of dynamic degree of superheat control device according to claim 2, it is characterised in that：Further include four-way reversing valve
（3）With the first check valve（17）, the heat regenerator（2）Pass through the four-way reversing valve（3）With the air side heat exchanger（4）Even
It connects, the air side heat exchanger（4）Pass through first check valve（17）With the liquid storage device（6）Connection, the liquid storage device（6）With
The water-side heat（7）Connection, the water-side heat（7）Pass through the four-way reversing valve（3）With the gas-liquid separator
（8）Connection, the gas-liquid separator（8）With the compressor（1）Connection forming circuit.
4. a kind of dynamic degree of superheat control device according to claim 1, it is characterised in that：The air side heat exchanger refrigerant
Outlet（402）Equipped with the first refrigerant temperature sensor（16）With the first refrigerant filter（13）.
5. a kind of dynamic degree of superheat control device according to claim 3, it is characterised in that：Further include third check valve
（19）, first check valve（17）With the third check valve（19）Parallel connection forms the unidirectional valve assembly that freezes（24）, it is described
Water-side heat refrigerant inlet（701）With the unidirectional valve assembly of refrigeration（24）It connects, is provided on the interface channel of series connection
Second refrigerant temperature sensor（21）With the second refrigerant filter（22）.
6. a kind of dynamic degree of superheat control device according to claim 1, it is characterised in that：The water-side heat water inlet
Mouthful（703）Equipped with water load inflow temperature sensor（705）, the water-side heat water outlet（704）It is discharged equipped with water load
Temperature sensor（706）.
7. a kind of dynamic degree of superheat control device according to claim 1, it is characterised in that：The multiple fin（403）
For heat absorbing fins, along the air side heat exchanger（4）Shell is uniformly distributed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721550147.3U CN207471839U (en) | 2017-11-20 | 2017-11-20 | A kind of dynamic degree of superheat control device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721550147.3U CN207471839U (en) | 2017-11-20 | 2017-11-20 | A kind of dynamic degree of superheat control device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207471839U true CN207471839U (en) | 2018-06-08 |
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ID=62261518
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721550147.3U Active CN207471839U (en) | 2017-11-20 | 2017-11-20 | A kind of dynamic degree of superheat control device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207471839U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107763888A (en) * | 2017-11-20 | 2018-03-06 | 美意(浙江)空调设备有限公司 | A kind of dynamic degree of superheat control system |
| CN113432336A (en) * | 2021-04-26 | 2021-09-24 | 深圳市深蓝电子股份有限公司 | Enhanced vapor injection air source heat pump system and dynamic exhaust superheat degree control method |
-
2017
- 2017-11-20 CN CN201721550147.3U patent/CN207471839U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107763888A (en) * | 2017-11-20 | 2018-03-06 | 美意(浙江)空调设备有限公司 | A kind of dynamic degree of superheat control system |
| CN113432336A (en) * | 2021-04-26 | 2021-09-24 | 深圳市深蓝电子股份有限公司 | Enhanced vapor injection air source heat pump system and dynamic exhaust superheat degree control method |
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