CN205505474U - Cold liquid feed system of wide warm area - Google Patents
Cold liquid feed system of wide warm area Download PDFInfo
- Publication number
- CN205505474U CN205505474U CN201620251749.8U CN201620251749U CN205505474U CN 205505474 U CN205505474 U CN 205505474U CN 201620251749 U CN201620251749 U CN 201620251749U CN 205505474 U CN205505474 U CN 205505474U
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- China
- Prior art keywords
- heat exchanger
- valve
- warm area
- liquor box
- cold liquid
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Abstract
The utility model discloses a cold liquid feed system of wide warm area, including first, two compressors, air -cooled heat exchanger, first, two, three solenoid valves, first, two, three expansion valves, evaporation -condensation ware, heat exchanger, economic ware, first, two, three stop valves, solution tank, three -way control valve and solution pump, form I grade of refrigerating system, II grades of refrigerating system, high temperature refrigerating system and solution circulation system respectively. The utility model discloses big temperature range's coolant liquid can be provided under ambient temperature, the temperature regulation of wide warm area has been satisfied, the mixture of adopting the three -way control valve to adjust back liquid among liquid and the solution tank has realized confession liquid temperature precision, the adoption adopts solenoid valve by -pass line to realize having realized the regulation to system's refrigerating output to system cooling load's uninstallation between air -cooled heat exchanger and evaporation -condensation ware, has avoided frequently opening and has stopped the compressor, has improved the reliability of system.
Description
Technical field
This utility model relates to wide warm area temperature control system field, specifically a kind of wide cold liquid supply system of warm area.
Background technology
Along with the development of aerospace industries, the research for aviation fuel also gets more and more, and owing to aviation fuel belongs to low melting point, volatile medium more, therefore needs special temperature control device to assist the research to fuel and filling.Existing temperature control device is typically only capable to be adapted to the regulation of little warm area, is not suitable with the regulation of big temperature range, can not meet the regulation for big temperature range and test uses.
Utility model content
The purpose of this utility model is to provide a kind of wide cold liquid supply system of warm area, can be used for aviation fuel and adds the temperature regulation of dress system, also can be used for that laboratory test medium carries out temperature regulation and controls.
The technical solution of the utility model is as follows:
A kind of wide cold liquid supply system of warm area, include first, two compressors, air cooling heat exchanger, first, two, three electromagnetic valves, first, two, three expansion valves, evaporative condenser, heat exchanger, economizer, first, two, three stop valves, liquor box, three-way control valve and solution pump, it is characterized in that: the first described compressor, air cooling heat exchanger, first electromagnetic valve, second electromagnetic valve, first expansion valve and evaporative condenser connect I grade of refrigeration system of composition by pipeline, the first wherein said electromagnetic valve is in parallel with the second described electromagnetic valve again after connecting with described first expansion valve, it is connected between described air cooling heat exchanger and described evaporative condenser；Described the second compressor, economizer, evaporative condenser, the second expansion valve and heat exchanger connects II grade of refrigeration system of composition by pipeline；Described the first compressor, air cooling heat exchanger, the 3rd electromagnetic valve, the 3rd expansion valve and heat exchanger connects composition high-temperature refrigeration system by pipeline；Described liquor box, three-way control valve, solution pump, the second stop valve and the 3rd stop valve connects composition solution recycle system by pipeline, two entrances of wherein said three-way control valve are connected with the outlet of described liquor box and the outlet of the 3rd stop valve respectively, the outlet of described three-way control valve is connected with the entrance of described solution pump, and the connecting line between described solution pump and described second stop valve is provided with temperature/pressure sensor.
The described cold liquid supply system of wide warm area, it is characterised in that: the outlet of described economizer connects expansion gear.
The described cold liquid supply system of wide warm area, it is characterised in that: described heat exchanger is three-way guidance tape typed heat exchanger.
The described cold liquid supply system of wide warm area, it is characterised in that: being provided with electric heater in described liquor box, the top of liquor box is provided with liquid injection port, and the bottom of liquor box connects has ball valve, as leakage fluid dram.
The described cold liquid supply system of wide warm area, it is characterised in that: the first described stop valve is connected between described solution delivery side of pump and described liquor box.
This utility model uses ambient air as heat sink,-80 DEG C of coolants to 65 DEG C of temperature ranges can be provided under the ambient temperature of-40 DEG C to 55 DEG C, use when providing-80 DEG C of extremely-30 DEG C of coolants I grade of refrigeration system and II grade of refrigeration system composition folding type cooling system to provide cryogenic refrigeration；Use high-temperature refrigeration system to provide cold when offer-30 DEG C is to ambient temperature coolant；Use electric heater unit auxiliary heating, folding type cooling system and high-temperature refrigeration system to use electromagnetic valve switching when providing ambient temperature to 65 DEG C of coolants.
In this utility model, temperature/pressure sensor can monitor the pressure and temperature of coolant in real time；Three-way control valve is connected with solution pump, it is achieved that to the real-time regulation for liquid temp, it is ensured that for liquid temp；Pressure in II grade of refrigeration system when expansion gear reduces high ambient temperatures.
The beneficial effects of the utility model:
1, this utility model can provide the coolant of big temperature range at ambient temperature, meets the temperature regulation of wide warm area.
2, this utility model uses three-way control valve to regulate back the mixing of liquid in liquid and liquor box, it is achieved that feed flow temperature accuracy.
3, this utility model uses and uses electromagnetic valve bypass line to realize unloading to cooling load between air cooling heat exchanger and evaporative condenser, it is achieved that the regulation to cooling system amount, it is to avoid frequent start-stop compressor, improves the reliability of system.
4, this utility model uses stop valve to bypass between solution pump discharge and liquor box, it is achieved that to for flow quantity and the regulation of pressure.
Accompanying drawing explanation
Fig. 1 is this utility model structural representation.
Detailed description of the invention
See Fig. 1, a kind of wide cold liquid supply system of warm area, include first, two compressors 1, 9, air cooling heat exchanger 2, first, two, three electromagnetic valves 3, 4, 7, first, two, three expansion valves 5, 11, 12, evaporative condenser 6, heat exchanger 13, economizer 8, first, two, three stop valves 18, 21, 22, liquor box 14, three-way control valve 15 and solution pump 19, first compressor 1, air cooling heat exchanger 2, first electromagnetic valve 3, second electromagnetic valve 4, first expansion valve 5 and evaporative condenser 6 connect I grade of refrigeration system of composition by pipeline, after wherein the first electromagnetic valve 3 is connected with the first expansion valve 5 in parallel with the second electromagnetic valve 4 again, it is connected between air cooling heat exchanger 2 and evaporative condenser 6；Second compressor 9, economizer 8, evaporative condenser the 6, second expansion valve 11 and heat exchanger 13 connect II grade of refrigeration system of composition by pipeline；First compressor 1, air cooling heat exchanger the 2, the 3rd electromagnetic valve the 7, the 3rd expansion valve 12 and heat exchanger 13 connect composition high-temperature refrigeration system by pipeline；Liquor box 14, three-way control valve 15, solution pump the 19, second stop valve 21 and the 3rd stop valve 22 connect composition solution recycle system by pipeline, wherein two entrances of three-way control valve 15 are connected with the outlet of liquor box 14 and the outlet of the 3rd stop valve 22 respectively, the outlet of three-way control valve 15 is connected with the entrance of solution pump 19, and the connecting line between solution pump 19 and the second stop valve 21 is provided with temperature/pressure sensor 20.
In this utility model, the outlet of economizer 8 connects expansion gear 10.
Heat exchanger 13 is three-way guidance tape typed heat exchanger.
Being provided with electric heater 16 in liquor box 14, the top of liquor box 14 is provided with liquid injection port, and the bottom of liquor box 14 connects has ball valve 17, as leakage fluid dram.
First stop valve 18 is connected between the outlet of solution pump 19 and liquor box 14.
Temperature/pressure sensor 20 can monitor the pressure and temperature of coolant in real time；Three-way control valve 15 is connected with solution pump 19, it is achieved that to the real-time regulation for liquid temp, it is ensured that for liquid temp；Pressure in II grade of refrigeration system when expansion gear 10 reduces high ambient temperatures.
This utility model uses electromagnetic valve bypass line between air cooling heat exchanger 2 and evaporative condenser 6, i.e. first electromagnetic valve 3 is in parallel with the second electromagnetic valve 4 again after connecting with the first expansion valve 5, it is connected between air cooling heat exchanger 2 and evaporative condenser 6, achieve the unloading to cooling load, it is achieved that the regulation to cooling system amount.
This utility model uses the first stop valve 18 to bypass between the outlet and liquor box 14 of solution pump 19, it is achieved that to for flow quantity and the regulation of pressure.
Claims (5)
1. the cold liquid supply system of wide warm area, include first, two compressors, air cooling heat exchanger, first, two, three electromagnetic valves, first, two, three expansion valves, evaporative condenser, heat exchanger, economizer, first, two, three stop valves, liquor box, three-way control valve and solution pump, it is characterized in that: the first described compressor, air cooling heat exchanger, first electromagnetic valve, second electromagnetic valve, first expansion valve and evaporative condenser connect I grade of refrigeration system of composition by pipeline, the first wherein said electromagnetic valve is in parallel with the second described electromagnetic valve again after connecting with described first expansion valve, it is connected between described air cooling heat exchanger and described evaporative condenser；Described the second compressor, economizer, evaporative condenser, the second expansion valve and heat exchanger connects II grade of refrigeration system of composition by pipeline；Described the first compressor, air cooling heat exchanger, the 3rd electromagnetic valve, the 3rd expansion valve and heat exchanger connects composition high-temperature refrigeration system by pipeline；Described liquor box, three-way control valve, solution pump, the second stop valve and the 3rd stop valve connects composition solution recycle system by pipeline, two entrances of wherein said three-way control valve are connected with the outlet of described liquor box and the outlet of the 3rd stop valve respectively, the outlet of described three-way control valve is connected with the entrance of described solution pump, and the connecting line between described solution pump and described second stop valve is provided with temperature/pressure sensor.
The wide cold liquid supply system of warm area the most according to claim 1, it is characterised in that: the outlet of described economizer connects expansion gear.
The wide cold liquid supply system of warm area the most according to claim 1, it is characterised in that: described heat exchanger is three-way guidance tape typed heat exchanger.
The wide cold liquid supply system of warm area the most according to claim 1, it is characterised in that: being provided with electric heater in described liquor box, the top of liquor box is provided with liquid injection port, and the bottom of liquor box connects has ball valve, as leakage fluid dram.
The wide cold liquid supply system of warm area the most according to claim 1, it is characterised in that: the first described stop valve is connected between described solution delivery side of pump and described liquor box.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620251749.8U CN205505474U (en) | 2016-03-25 | 2016-03-25 | Cold liquid feed system of wide warm area |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620251749.8U CN205505474U (en) | 2016-03-25 | 2016-03-25 | Cold liquid feed system of wide warm area |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205505474U true CN205505474U (en) | 2016-08-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620251749.8U Expired - Fee Related CN205505474U (en) | 2016-03-25 | 2016-03-25 | Cold liquid feed system of wide warm area |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205505474U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105972849A (en) * | 2016-03-25 | 2016-09-28 | 合肥天鹅制冷科技有限公司 | Wide temperature range cooling liquid supply system |
| CN114136045A (en) * | 2021-11-19 | 2022-03-04 | 合肥天鹅制冷科技有限公司 | Self-adjusting power-saving heating temperature control device |
| CN116255749A (en) * | 2023-05-12 | 2023-06-13 | 广东美的暖通设备有限公司 | Temperature control unit, temperature control method, temperature control device and controller |
-
2016
- 2016-03-25 CN CN201620251749.8U patent/CN205505474U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105972849A (en) * | 2016-03-25 | 2016-09-28 | 合肥天鹅制冷科技有限公司 | Wide temperature range cooling liquid supply system |
| CN114136045A (en) * | 2021-11-19 | 2022-03-04 | 合肥天鹅制冷科技有限公司 | Self-adjusting power-saving heating temperature control device |
| CN116255749A (en) * | 2023-05-12 | 2023-06-13 | 广东美的暖通设备有限公司 | Temperature control unit, temperature control method, temperature control device and controller |
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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: 20160824 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |