CN204165262U - A kind of refrigeration unit and refrigerator car - Google Patents
A kind of refrigeration unit and refrigerator car Download PDFInfo
- Publication number
- CN204165262U CN204165262U CN201420529477.4U CN201420529477U CN204165262U CN 204165262 U CN204165262 U CN 204165262U CN 201420529477 U CN201420529477 U CN 201420529477U CN 204165262 U CN204165262 U CN 204165262U
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- refrigeration unit
- compressor
- unit
- condensing unit
- vaporising device
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Abstract
The utility model relates to end cold chain transportation field, specifically a kind of refrigeration unit and have the refrigerator car of this refrigeration unit.This refrigeration unit comprises thermal-insulating body, condensing unit, vaporising device and control device, described condensing unit is arranged on the top of thermal-insulating body outer wall, vaporising device is arranged on the inside of thermal-insulating body, condensing unit is connected by flexible pipe with vaporising device, the base plate of described condensing unit has been bolted compressor, and compressor bearing is provided with beam; Described control device comprises control circuit, in control circuit, be in series with angle switch.The utility model adds beam when compressor is fixed, decrease in refrigerator car transportation the damage vibrated compressor, be in series with angle switch in control circuit, when body tilts to reach set angle, whole unit can be stopped power supply, to ensure that compressor does not work under abnormality.
Description
Technical field
The utility model relates to end cold chain transportation field, specifically a kind of refrigeration unit and have the refrigerator car of this refrigeration unit.
Background technology
Existing Refrigerated Transport industry is mainly based on large-scale refrigerator car, this refrigerator car volume is large, cost is high, mobility underaction, be mainly used in needing fresh-keeping veterinary antibiotics and meat and other items in long-distance transport process at a distance, be applied in short-distance transport, easily cause the raising of cost and the waste of resource, and the refrigeration unit function ratio of refrigerator car collocation is more single, security performance is low, defrosting effect is poor.
Utility model content
First object of the present utility model is exactly the deficiency existed for refrigeration unit in prior art, proposes a kind of security high, convenient, flexible, can realize the refrigeration unit of hot-gas bypass defrost.
The utility model adopts following technical scheme:
A kind of refrigeration unit, comprise thermal-insulating body, condensing unit, vaporising device and control device, described condensing unit is arranged on the top of thermal-insulating body outer wall, vaporising device is arranged on the inside of thermal-insulating body, described condensing unit is connected by flexible pipe with vaporising device, the base plate of described condensing unit has been bolted compressor, and compressor bearing is provided with beam; Described control device comprises control circuit, in control circuit, be in series with angle switch.
Preferably, described condensing unit is provided with the compressor, condenser, high pressure fluid reservoir, the device for drying and filtering that are connected successively by pipeline.
Preferably, described vaporising device is provided with the expansion valve, evaporimeter, the gas-liquid separator that are connected successively by pipeline.
Preferably, the return air inlet place of described vaporising device is provided with electronic thermostat.
Preferably, the blast pipe of described compressor and connect into bypass circulation between expansion valve and evaporimeter, is connected with hot gas bypass valve in bypass circulation.
Second object of the present utility model is exactly the deficiency existed for refrigerating transport vehicle in prior art, proposes a kind of casing and is of moderate size, the flexible refrigerator car with refrigeration unit.
The utility model adopts following technical scheme:
A kind of refrigerator car, comprise refrigeration unit and electric motor car, described refrigeration unit adopts the refrigeration unit described in above-described embodiment.
Preferably, described electric motor car is provided with storage battery.
The utility model has following beneficial effect:
1, add beam when compressor is fixed, decrease in refrigerator car transportation the damage vibrated compressor.
2, be in series with angle switch in control circuit, when body tilts to reach set angle, whole unit can be stopped power supply, and to ensure that compressor does not work under abnormality, extends the compressor life-span.
3, combinationally used by electronic thermostat and expansion valve, realize freely changing of cold storage function and freezing function in case.
4, designed by the bypass circulation with hot gas bypass valve, the high-temperature exhaust air of compressor is directly guided in evaporimeter, high-temperature steam liquefaction liberated heat is utilized the frost layer of evaporator surface to be removed, during defrost, evaporation fan quits work, hot-gas bypass defrost is compared with reverse circulation defrost, the impact of defrost on temperature increase in casing can be reduced, alleviate the impact of Suck and exhaust pressure change to miscellaneous part in system.
Accompanying drawing explanation
Fig. 1 is the refrigerator car schematic diagram being equipped with refrigeration unit;
Fig. 2 is refrigeration and hot-gas bypass defrost schematic diagram.
Wherein, 1 is electric motor car, and 2 is thermal-insulating body, and 3 is condensing unit, and 4 is vaporising device.
Detailed description of the invention
Below in conjunction with accompanying drawing, detailed description of the invention of the present utility model is described further:
Embodiment 1
Composition graphs 1, a kind of refrigeration unit, comprise thermal-insulating body 2, condensing unit 3, vaporising device 4 and control device, described condensing unit 3 is arranged on the top of thermal-insulating body 2 outer wall, vaporising device 4 is arranged on the inside of thermal-insulating body 2, and described condensing unit 3 is connected by flexible pipe with vaporising device 4, and the base plate of described condensing unit 3 has been bolted compressor, compressor bearing is provided with beam, reduces in refrigerator car transportation the damage vibrated compressor; Described control device comprises control circuit, in control circuit, be in series with angle switch, and when body tilts to reach set angle, whole unit can be stopped power supply, and to ensure that compressor does not work under abnormality, extends the compressor life-span.
Composition graphs 2, condensing unit 3 is provided with the compressor, condenser, high pressure fluid reservoir, the device for drying and filtering that are connected successively by pipeline, vaporising device 4 is provided with the expansion valve, evaporimeter, the gas-liquid separator that are connected successively by pipeline, the return air inlet place of vaporising device 4 is provided with electronic thermostat, and electronic thermostat and expansion valve combinationally use and realize freely changing of cold storage function and freezing function in case.
The blast pipe of described compressor and connect into bypass circulation between expansion valve and evaporimeter, hot gas bypass valve is connected with in bypass circulation, the high-temperature exhaust air of compressor is directly guided in evaporimeter, the frost layer of evaporator surface removed by high-temperature steam liquefaction liberated heat, during defrost, evaporation fan quits work.By the opening and closing of hot gas bypass valve controlling brancher, by the refrigerant flow in the open degree adjustment branch road of valve, by-passing valve opening angle is more by bypass branch refrigerant amount more greatly.Hot-gas bypass defrost, compared with reverse circulation defrost, can reduce the impact of defrost on temperature increase in casing, alleviates the impact of Suck and exhaust pressure change to miscellaneous part in system.
Embodiment 2
Composition graphs 1, a kind of refrigerator car, comprises refrigeration unit and electric motor car, and described refrigeration unit is the refrigeration unit described in embodiment 1.
Described electric motor car is provided with storage battery, and whole refrigeration unit is powered by the storage battery of battery truck.
Certainly; above-mentioned explanation is not to restriction of the present utility model; the utility model is also not limited in above-mentioned citing, the change that those skilled in the art make in essential scope of the present utility model, remodeling, interpolation or replacement, also should belong to protection domain of the present utility model.
Claims (7)
1. a refrigeration unit, comprise thermal-insulating body, condensing unit, vaporising device and control device, described condensing unit is arranged on the top of thermal-insulating body outer wall, vaporising device is arranged on the inside of thermal-insulating body, it is characterized in that, described condensing unit is connected by flexible pipe with vaporising device, and the base plate of described condensing unit has been bolted compressor, and compressor bearing is provided with beam; Described control device comprises control circuit, in control circuit, be in series with angle switch.
2. a kind of refrigeration unit as claimed in claim 1, is characterized in that, described condensing unit is provided with the compressor, condenser, high pressure fluid reservoir, the device for drying and filtering that are connected successively by pipeline.
3. a kind of refrigeration unit as claimed in claim 1, is characterized in that, described vaporising device is provided with the expansion valve, evaporimeter, the gas-liquid separator that are connected successively by pipeline.
4. a kind of refrigeration unit as claimed in claim 1, is characterized in that, the return air inlet place of described vaporising device is provided with electronic thermostat.
5. a kind of refrigeration unit as claimed in claim 3, is characterized in that, the blast pipe of described compressor and connect into bypass circulation between expansion valve and evaporimeter, is connected with hot gas bypass valve in bypass circulation.
6. a refrigerator car, comprises refrigeration unit and electric motor car, it is characterized in that, described refrigeration unit is the refrigeration unit described in claim 1 to 5 any one.
7. a kind of refrigerator car as claimed in claim 6, is characterized in that, described electric motor car is provided with storage battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420529477.4U CN204165262U (en) | 2014-09-16 | 2014-09-16 | A kind of refrigeration unit and refrigerator car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420529477.4U CN204165262U (en) | 2014-09-16 | 2014-09-16 | A kind of refrigeration unit and refrigerator car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204165262U true CN204165262U (en) | 2015-02-18 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420529477.4U Active CN204165262U (en) | 2014-09-16 | 2014-09-16 | A kind of refrigeration unit and refrigerator car |
Country Status (1)
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| CN (1) | CN204165262U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105000096A (en) * | 2015-08-10 | 2015-10-28 | 江苏白雪电器股份有限公司 | Electric tricycle |
| CN105202812A (en) * | 2015-09-17 | 2015-12-30 | 广西汽车集团有限公司 | Refrigerator car and heating unit thereof |
| CN105584406A (en) * | 2016-01-26 | 2016-05-18 | 郑州凯雪运输制冷设备有限公司 | Refrigerating unit for full-electric refrigerating transport vehicle |
| CN110154867A (en) * | 2019-06-27 | 2019-08-23 | 青岛凯菲尔智能冷藏车有限公司 | A kind of vehicle-mounted deep cooling refrigerating carriage of new energy tricycle |
| CN113899145A (en) * | 2021-10-15 | 2022-01-07 | 珠海格力电器股份有限公司 | Control method for preventing water blowing of refrigerating unit, refrigerating equipment, storage medium and electronic equipment |
-
2014
- 2014-09-16 CN CN201420529477.4U patent/CN204165262U/en active Active
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105000096A (en) * | 2015-08-10 | 2015-10-28 | 江苏白雪电器股份有限公司 | Electric tricycle |
| CN105000096B (en) * | 2015-08-10 | 2017-12-01 | 江苏白雪电器股份有限公司 | Electric car |
| CN105202812A (en) * | 2015-09-17 | 2015-12-30 | 广西汽车集团有限公司 | Refrigerator car and heating unit thereof |
| CN105584406A (en) * | 2016-01-26 | 2016-05-18 | 郑州凯雪运输制冷设备有限公司 | Refrigerating unit for full-electric refrigerating transport vehicle |
| CN110154867A (en) * | 2019-06-27 | 2019-08-23 | 青岛凯菲尔智能冷藏车有限公司 | A kind of vehicle-mounted deep cooling refrigerating carriage of new energy tricycle |
| CN113899145A (en) * | 2021-10-15 | 2022-01-07 | 珠海格力电器股份有限公司 | Control method for preventing water blowing of refrigerating unit, refrigerating equipment, storage medium and electronic equipment |
| CN113899145B (en) * | 2021-10-15 | 2022-07-12 | 珠海格力电器股份有限公司 | Control method for preventing water blowing of refrigerating unit, refrigerating equipment, storage medium and electronic equipment |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |