CN204718250U - Medical ultralow temperature combined type portable cold room refrigeration system - Google Patents
Medical ultralow temperature combined type portable cold room refrigeration system Download PDFInfo
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- CN204718250U CN204718250U CN201520311894.6U CN201520311894U CN204718250U CN 204718250 U CN204718250 U CN 204718250U CN 201520311894 U CN201520311894 U CN 201520311894U CN 204718250 U CN204718250 U CN 204718250U
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Abstract
The utility model discloses a kind of medical ultralow temperature combined type portable cold room refrigeration system, comprise the refrigeration storehouse body be made up of low-pressure stage cooling cycle system, and the superposition type low-temperature air-cooling condensation unit be made up of hiigh pressure stage cooling cycle system; The utility model advantage is that medical ultralow temperature combined type portable cold room adopts split type installation by freeze storehouse body and superposition type low-temperature air-cooling condensation unit, refrigeration storehouse body is arranged on indoor, superposition type low-temperature air-cooling condensation unit is arranged on outdoor, on laboratory environment without impact, solve the problem of laboratory temperature rise, improve laboratory work environment; The storehouse body capacity of simultaneously freezing is convenient to greatly medicine and is planned as a whole to deposit and manage.
Description
Technical field
The utility model relates to medical freezer, especially relates to medical ultralow temperature combined type portable cold room refrigeration system.
Background technology
At present, combined type portable cold room storehouse temperature, all more than-40 DEG C, there is no medical-86 DEG C of ultralow temperature combined type portable cold rooms.In medical industry with the many employings of research institutions are vertical or the medical refrigerator of horizontal self-carrying-86 DEG C of ultralow temperature, monoblock type foams, and multiple stage is placed in laboratory altogether.In summer; the medical refrigerator of multiple stage self-carrying-86 DEG C of ultralow temperature runs simultaneously; condenser discharges hot blast always; indoor temperature is caused to raise gradually; cause exceeding ultralow temperature medical refrigerator design and operation environment temperature; occur that the continuous running of ultralow temperature medical refrigerator is not shut down and the too high warning phenomenon of condensation temperature, also cause the working environment in laboratory constantly to worsen simultaneously.
Summary of the invention
The utility model object is to provide a kind of medical ultralow temperature combined type portable cold room refrigeration system.
For achieving the above object, the utility model takes following technical proposals:
Medical ultralow temperature combined type portable cold room refrigeration system described in the utility model, comprises the refrigeration storehouse body be made up of low-pressure stage cooling cycle system, and the superposition type low-temperature air-cooling condensation unit be made up of hiigh pressure stage cooling cycle system;
Described low-pressure stage cooling cycle system is arranged evaporimeter by the direct-cooled aluminium of semi-hermetic reciprocating refrigeration compressor, First Heat Exchanger tube side, the first expansion valve and shelf-type and is formed, described semi-hermetic reciprocating refrigeration compressor import is arranged evaporator outlet with the direct-cooled aluminium of described shelf-type and is connected, and semi-hermetic reciprocating refrigeration compressor outlet is arranged evaporator with the direct-cooled aluminium of shelf-type be connected by the first oil eliminator, First Heat Exchanger tube side, the first device for drying and filtering, the second heat exchanger tube pass, the first expansion valve; Described second heat exchanger tube pass outlet is connected with semi-hermetic reciprocating refrigeration compressor suction muffler by pipeline, and the second heat exchanger tube pass import to be exported with the first device for drying and filtering by the second expansion valve and pipeline and is connected;
Described hiigh pressure stage cooling cycle system is made up of refrigeration compressor, copper pipe fin type condenser, the 3rd expansion valve and First Heat Exchanger tube side, described refrigeration compressor import exports with described First Heat Exchanger tube side and is connected, refrigeration compressor outlet is connected with reservoir import by the second oil eliminator, copper pipe fin type condenser, and described reservoir outlet is connected with the import of First Heat Exchanger tube side by the second device for drying and filtering, the 3rd expansion valve.
First, second heat exchanger described is the hot device of board-like pipe.
The utility model advantage is that medical ultralow temperature combined type portable cold room adopts split type installation by freeze storehouse body and superposition type low-temperature air-cooling condensation unit, refrigeration storehouse body is arranged on indoor, superposition type low-temperature air-cooling condensation unit is arranged on outdoor, on laboratory environment without impact, solve the problem of laboratory temperature rise, improve laboratory work environment; The storehouse body capacity of simultaneously freezing is convenient to greatly medicine and is planned as a whole to deposit and manage.
Accompanying drawing explanation
Fig. 1 is refrigerant system configurations schematic diagram of the present utility model.
Detailed description of the invention
As shown in Figure 1, medical ultralow temperature combined type portable cold room refrigeration system described in the utility model, comprise and be arranged on the indoor refrigeration storehouse body be made up of low-pressure stage cooling cycle system, and be arranged on the outdoor superposition type low-temperature air-cooling condensation unit be made up of hiigh pressure stage cooling cycle system;
Described low-pressure stage cooling cycle system is arranged evaporimeter 2 by semi-hermetic reciprocating refrigeration compressor 1, first plate type heat exchanger 4, first expansion valve 7 and the direct-cooled aluminium of shelf-type and is formed, the import of described semi-hermetic reciprocating refrigeration compressor 1 and the direct-cooled aluminium of described shelf-type are arranged evaporimeter 2 and are exported and be connected, and semi-hermetic reciprocating refrigeration compressor 1 exports to be arranged evaporimeter 2 import with the direct-cooled aluminium of shelf-type be connected by the tube side of the first oil eliminator 3, first plate type heat exchanger 4, the tube side of the first device for drying and filtering 5, second plate type heat exchanger 6, the first expansion valve 7; The tube side outlet of described second plate type heat exchanger 6 is connected by the suction muffler of pipeline with semi-hermetic reciprocating refrigeration compressor 1, and the tube side import of the second plate type heat exchanger 6 is connected with the outlet of pipeline with the first device for drying and filtering 5 by the second expansion valve 8;
Described hiigh pressure stage cooling cycle system is made up of refrigeration compressor 9, copper pipe fin type condenser 10, the 3rd expansion valve 14 and First Heat Exchanger 4, the import of described refrigeration compressor 9 exports with the tube side of described First Heat Exchanger 4 and is connected, the outlet of refrigeration compressor 9 is connected with the import of reservoir 12 by the second oil eliminator 11, copper pipe fin type condenser 10, and the outlet of described reservoir 12 is connected with the tube side import of First Heat Exchanger 4 by the second device for drying and filtering 13, the 3rd expansion valve 14.
Utility model works principle is summarized as follows:
During work, first hiigh pressure stage cooling cycle system is opened, in the first plate type heat exchanger 4 mesohigh level R404A cold-producing medium low-temp low-pressure vapour-liquid mixture and heat exchange of low-pressure stage R23 refrigerant gas, when the first plate type heat exchanger 4 mesolow level R23 refrigerant gas becomes liquid (general control is at about-30 DEG C), restart low-pressure stage cooling cycle system, until the Ku Wen in the body of refrigeration storehouse reaches settings (being generally-86 DEG C), then close hiigh pressure stage cooling cycle system and low-pressure stage cooling cycle system.
The utility model through two-stage compression refrigeration by superposition type low-temperature air-cooling condensation unit, is made shelf-type direct-cooled aluminium row evaporimeter 2 produce ultralow temperature evaporating temperature (about-100 DEG C) and refrigerating capacity, realizes ultra-low temperature storage and refrigeration.
Claims (2)
1. a medical ultralow temperature combined type portable cold room refrigeration system, is characterized in that: comprise the refrigeration storehouse body be made up of low-pressure stage cooling cycle system, and the superposition type low-temperature air-cooling condensation unit be made up of hiigh pressure stage cooling cycle system;
Described low-pressure stage cooling cycle system is arranged evaporimeter by the direct-cooled aluminium of semi-hermetic reciprocating refrigeration compressor, First Heat Exchanger tube side, the first expansion valve and shelf-type and is formed, described semi-hermetic reciprocating refrigeration compressor import is arranged evaporator outlet with the direct-cooled aluminium of described shelf-type and is connected, and semi-hermetic reciprocating refrigeration compressor outlet is arranged evaporator with the direct-cooled aluminium of shelf-type be connected by the first oil eliminator, First Heat Exchanger tube side, the first device for drying and filtering, the second heat exchanger tube pass, the first expansion valve; Described second heat exchanger tube pass outlet is connected with semi-hermetic reciprocating refrigeration compressor suction muffler by pipeline, and the second heat exchanger tube pass import to be exported with the first device for drying and filtering by the second expansion valve and pipeline and is connected;
Described hiigh pressure stage cooling cycle system is made up of refrigeration compressor, copper pipe fin type condenser, the 3rd expansion valve and First Heat Exchanger tube side, described refrigeration compressor import exports with described First Heat Exchanger tube side and is connected, refrigeration compressor outlet is connected with reservoir import by the second oil eliminator, copper pipe fin type condenser, and described reservoir outlet is connected with the import of First Heat Exchanger tube side by the second device for drying and filtering, the 3rd expansion valve.
2. medical ultralow temperature combined type portable cold room refrigeration system according to claim 1, is characterized in that: first, second heat exchanger described is the hot device of board-like pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201520311894.6U CN204718250U (en) | 2015-05-15 | 2015-05-15 | Medical ultralow temperature combined type portable cold room refrigeration system |
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| CN201520311894.6U CN204718250U (en) | 2015-05-15 | 2015-05-15 | Medical ultralow temperature combined type portable cold room refrigeration system |
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Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106440626A (en) * | 2016-10-27 | 2017-02-22 | 青岛海尔特种电冰柜有限公司 | Multiple-temperature zone dual-refrigerating cycle system and multiple-temperature zone refrigeration device |
| CN106482369A (en) * | 2016-10-27 | 2017-03-08 | 青岛海尔特种电冰柜有限公司 | Multi-temperature zone kind of refrigeration cycle dual system and multi-temperature zone refrigeration plant |
| CN106482371A (en) * | 2016-10-27 | 2017-03-08 | 青岛海尔特种电冰柜有限公司 | The double refrigeration system of multi-temperature zone and multi-temperature zone refrigeration plant |
| CN106524651A (en) * | 2016-10-27 | 2017-03-22 | 青岛海尔特种电冰柜有限公司 | Split type double-flow-path refrigerating equipment |
| CN106556203A (en) * | 2016-10-27 | 2017-04-05 | 青岛海尔特种电冰柜有限公司 | Split type pair of refrigerating plant |
| CN106556202A (en) * | 2016-10-27 | 2017-04-05 | 青岛海尔特种电冰柜有限公司 | The double refrigerating plants of multi-temperature zone |
| CN106556201A (en) * | 2016-10-27 | 2017-04-05 | 青岛海尔特种电冰柜有限公司 | Double loop separating refrigerating equipment |
| CN106568219A (en) * | 2016-10-27 | 2017-04-19 | 青岛海尔特种电冰柜有限公司 | Multiple-temperature-zone double-flow-way refrigeration equipment |
| CN106568275A (en) * | 2016-10-27 | 2017-04-19 | 青岛海尔特种电冰柜有限公司 | Multi-temperature-area double-flowing-way refrigeration device |
| CN106595106A (en) * | 2016-10-27 | 2017-04-26 | 青岛海尔特种电冰柜有限公司 | Double-loop multi-temperature-zone refrigerating device |
-
2015
- 2015-05-15 CN CN201520311894.6U patent/CN204718250U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106440626A (en) * | 2016-10-27 | 2017-02-22 | 青岛海尔特种电冰柜有限公司 | Multiple-temperature zone dual-refrigerating cycle system and multiple-temperature zone refrigeration device |
| CN106482369A (en) * | 2016-10-27 | 2017-03-08 | 青岛海尔特种电冰柜有限公司 | Multi-temperature zone kind of refrigeration cycle dual system and multi-temperature zone refrigeration plant |
| CN106482371A (en) * | 2016-10-27 | 2017-03-08 | 青岛海尔特种电冰柜有限公司 | The double refrigeration system of multi-temperature zone and multi-temperature zone refrigeration plant |
| CN106524651A (en) * | 2016-10-27 | 2017-03-22 | 青岛海尔特种电冰柜有限公司 | Split type double-flow-path refrigerating equipment |
| CN106556203A (en) * | 2016-10-27 | 2017-04-05 | 青岛海尔特种电冰柜有限公司 | Split type pair of refrigerating plant |
| CN106556202A (en) * | 2016-10-27 | 2017-04-05 | 青岛海尔特种电冰柜有限公司 | The double refrigerating plants of multi-temperature zone |
| CN106556201A (en) * | 2016-10-27 | 2017-04-05 | 青岛海尔特种电冰柜有限公司 | Double loop separating refrigerating equipment |
| CN106568219A (en) * | 2016-10-27 | 2017-04-19 | 青岛海尔特种电冰柜有限公司 | Multiple-temperature-zone double-flow-way refrigeration equipment |
| CN106568275A (en) * | 2016-10-27 | 2017-04-19 | 青岛海尔特种电冰柜有限公司 | Multi-temperature-area double-flowing-way refrigeration device |
| CN106595106A (en) * | 2016-10-27 | 2017-04-26 | 青岛海尔特种电冰柜有限公司 | Double-loop multi-temperature-zone refrigerating device |
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