CN204313559U - A kind of device of cryogenic insulating - Google Patents
A kind of device of cryogenic insulating Download PDFInfo
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- CN204313559U CN204313559U CN201420701852.9U CN201420701852U CN204313559U CN 204313559 U CN204313559 U CN 204313559U CN 201420701852 U CN201420701852 U CN 201420701852U CN 204313559 U CN204313559 U CN 204313559U
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- cryogenic
- conductive metal
- thermal conductive
- metal pipe
- insulating
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Abstract
The utility model discloses a kind of device of cryogenic insulating, be applicable to internal unit and keep high-vacuum cryogenic state, the device of described cryogenic insulating comprises cold screen and cryogenic media, described cold screen comprises thermal conductive metal pipe and container cavity, described thermal conductive metal pipe is wrapped in the surrounding of described container cavity, outside with multi-lay winding heat-insulating material, described internal unit is placed in described container cavity, the shape of described container cavity and size match with described internal unit, described cryogenic media is placed in described thermal conductive metal pipe, described cryogenic media provides cold energy by described thermal conductive metal pipe.The technical solution of the utility model structure is simple, be easy to manufacture, and forms the cold screen of one deck, make loss of refrigeration capacity control in very little scope, and supplemented in time, ensure that deep freeze refrigeration plant stable operation by thermal conductive metal pipe.
Description
Technical field
The utility model belongs to field of mechanical technique, relates to a kind of device being applied to the cryogenic insulating of air separation equipment.
Background technology
In the equipment of rare gas separation and Extraction, equipment runs (equipment running temperature is in-200 DEG C ~-250 DEG C intervals) under being in high-vacuum cryogenic state.For preventing the operating loss of refrigeration capacity of equipment, usually adopt filling heat-insulating material in cold-preserving container, therefore not only cause equipment volume to increase several times, manufacture difficulty is large, cost is high; And easily lose cold, energy consumption increases, operating cost is high.
Patent CN103983065A discloses the equally distributed cryogenic treatment case of a kind of coolant media, comprise deep cooling casing and deep cooling case lid, the top layer of deep cooling casing and deep cooling case lid is heat-insulation layer, run through in deep cooling case lid and have liquid nitrogen inlet tube, one end of liquid nitrogen inlet tube passes deep cooling case lid and is provided with Controlling solenoid valve, the other end of liquid nitrogen inlet tube is placed in deep cooling case lid and is connected with jet pipe, and jet pipe is provided with multiple puff prot.This patent has the advantage that improve deep cooling efficiency, reduce energy consumption, reduce equipment fault point.But this patent manufacture difficulty is large, cost is high.
Patent CN1694189 discloses a kind of cryogenic system, and it comprises: main body to be cooled; Hold container, this main body to be cooled is contained in this accommodation container in the mode that this main body is immersed in liquid coolant; Have the tubulose refrigerator sleeve pipe of base portion and opening portion, this base portion is communicated in this accommodation container, and this opening portion can open or close outside; Be provided for the refrigerator of the coolant gas that produced by this cooling agent condensation again, this refrigerator inserts through this opening portion of this refrigerator sleeve pipe; And the air-flow forming apparatus of the purge flow of this opening portion is flowed to for the formation of this base portion from this refrigerator sleeve pipe.In the process that the refrigerator of cryogenic system is changed, this purge gas prevents air from entering refrigerator sleeve pipe.But manufacture difficulty is large, cost is high shortcoming that this patent still has.
Utility model content
In view of this, the utility model provides a kind of device of cryogenic insulating.
For achieving the above object, concrete technical scheme is as follows:
A kind of device of cryogenic insulating, be applicable to internal unit and keep high-vacuum cryogenic state, the device of described cryogenic insulating comprises cold screen and cryogenic media, described cold screen comprises thermal conductive metal pipe and container cavity, described thermal conductive metal pipe is wrapped in the surrounding of described container cavity, described internal unit is placed in described container cavity, the shape of described container cavity and size match with described internal unit, described cryogenic media is placed in described thermal conductive metal pipe, described cryogenic media provides cold energy by described thermal conductive metal pipe, reduces the loss of refrigeration capacity of internal unit.
Preferably, also comprise cold-preserving container, the device of described cryogenic insulating and internal unit are placed in described cold-preserving container.
Preferably, the container cavity of described cold screen is wound around described internal unit by thermal conductive metal pipe and is formed.
Preferably, described thermal conductive metal pipe is outside with the multilayer insulant be entwined.
Preferably, the inwall that the container cavity of described cold screen is layed in described cold-preserving container by thermal conductive metal pipe is formed.
Preferably, the material of described thermal conductive metal pipe is copper.
Preferably, the diameter of described thermal conductive metal pipe is 12 ± 1mm.
Preferably, described cryogenic media is cryogenic liquid.
Preferably, described cryogenic media is low wet, liquid nitrogen.
Preferably, the temperature of described low temperature liquid nitrogen is-195 ± 10 DEG C.
Relative to prior art, the technical solution of the utility model structure is simple, be easy to manufacture, and forms the cold screen of one deck, make loss of refrigeration capacity control in very little scope, and supplemented in time, ensure that the stable operation of deep freeze refrigeration plant energy by thermal conductive metal pipe.
Accompanying drawing explanation
The accompanying drawing forming a part of the present utility model is used to provide further understanding of the present utility model, and schematic description and description of the present utility model, for explaining the utility model, is not formed improper restriction of the present utility model.In the accompanying drawings:
Fig. 1 is the structural representation of the utility model embodiment.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
It should be noted that, when not conflicting, the embodiment in the utility model and the feature in embodiment can combine mutually.
Below with reference to accompanying drawing, concrete explaination is done to embodiment of the present utility model.
The device of a kind of cryogenic insulating of embodiment of the present utility model as shown in Figure 1, is applicable to internal unit and keeps cryogenic.
The device of cryogenic insulating comprises cold screen and cryogenic media.Cold screen comprises heat-insulating material and the container cavity 2 of thermal conductive metal pipe 1 and external multi-layer winding.Thermal conductive metal pipe 1 is wrapped in the surrounding of container cavity.Internal unit is placed in container cavity 2.Shape and the size of container cavity 2 match with internal unit.Cryogenic media is placed in thermal conductive metal pipe 1.Cryogenic media provides cold energy by thermal conductive metal pipe 1, cryogenic media and cold-producing medium, to pass in thermal conductive metal pipe 1 thus provides cold energy and form the environment of low temperature.
As shown in fig. 1, in embodiment of the present utility model, also comprise cold-preserving container 3, the device of cryogenic insulating and internal unit are all placed in cold-preserving container 3.
In addition, in embodiment of the present utility model, the container cavity 2 of preferred cold screen is wound around internal unit by thermal conductive metal pipe 1 and is formed, or the inwall that the container cavity 2 of cold screen is layed in cold-preserving container by thermal conductive metal pipe 1 is formed, and thinks that internal unit provides cold screen together.
In addition, as shown in fig. 1, in embodiment of the present utility model, the material of preferred thermal conductive metal pipe 1 is copper, and diameter is 12 ± 1mm.Cryogenic media is preferred low temperature liquid nitrogen, and temperature is preferably-195 ± 10 DEG C.
As shown in fig. 1, in embodiment of the present utility model, the copper pipe of φ 12 is adopted to be wound around internal unit, pass into the liquid nitrogen of-193 DEG C in pipe, form the cold screen of one deck, make loss of refrigeration capacity control in very little scope, and can be supplemented in time, thus ensure that the stable operation of internal unit energy.
Be described in detail specific embodiment of the utility model above, but it is just as example, the utility model is not restricted to specific embodiment described above.To those skilled in the art, any equivalent modifications that the utility model is carried out and substituting also all among category of the present utility model.Therefore, not departing from the equalization conversion and amendment done under spirit and scope of the present utility model, all should be encompassed in scope of the present utility model.
Claims (10)
1. the device of a cryogenic insulating, be applicable to internal unit and keep high-vacuum cryogenic state, it is characterized in that, the device of described cryogenic insulating comprises cold screen and cryogenic media, described cold screen comprises thermal conductive metal pipe and container cavity, described thermal conductive metal pipe is wrapped in the surrounding of described container cavity, described internal unit is placed in described container cavity, the shape of described container cavity and size match with described internal unit, described cryogenic media is placed in described thermal conductive metal pipe, and described cryogenic media provides cold energy by described thermal conductive metal pipe.
2. the device of cryogenic insulating as claimed in claim 1, it is characterized in that, also comprise cold-preserving container, the device of described cryogenic insulating and internal unit are placed in described cold-preserving container.
3. the device of cryogenic insulating as claimed in claim 2, is characterized in that, described thermal conductive metal pipe is outside with the multilayer insulant be entwined.
4. the device of cryogenic insulating as claimed in claim 3, it is characterized in that, the container cavity of described cold screen is wound around described internal unit by thermal conductive metal pipe and is formed.
5. the device of cryogenic insulating as claimed in claim 4, it is characterized in that, the inwall that the container cavity of described cold screen is layed in described cold-preserving container by thermal conductive metal pipe is formed.
6. the device of cryogenic insulating as claimed in claim 1, it is characterized in that, the material of described thermal conductive metal pipe is copper.
7. the device of cryogenic insulating as claimed in claim 6, it is characterized in that, the diameter of described thermal conductive metal pipe is 12 ± 1mm.
8. the device of cryogenic insulating as claimed in claim 1, it is characterized in that, described cryogenic media is cryogenic liquid.
9. the device of cryogenic insulating as claimed in claim 1, it is characterized in that, described cryogenic media is low wet, liquid nitrogen.
10. the device of cryogenic insulating as claimed in claim 9, it is characterized in that, the temperature of described low temperature liquid nitrogen is-195 ± 10 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420701852.9U CN204313559U (en) | 2014-11-20 | 2014-11-20 | A kind of device of cryogenic insulating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420701852.9U CN204313559U (en) | 2014-11-20 | 2014-11-20 | A kind of device of cryogenic insulating |
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| Publication Number | Publication Date |
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| CN204313559U true CN204313559U (en) | 2015-05-06 |
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| CN201420701852.9U Active CN204313559U (en) | 2014-11-20 | 2014-11-20 | A kind of device of cryogenic insulating |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104374131A (en) * | 2014-11-20 | 2015-02-25 | 上海启元空分技术发展股份有限公司 | Cryogenic heat insulation device |
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2014
- 2014-11-20 CN CN201420701852.9U patent/CN204313559U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104374131A (en) * | 2014-11-20 | 2015-02-25 | 上海启元空分技术发展股份有限公司 | Cryogenic heat insulation device |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20210705 Address after: 201800 rooms 202 and 204, building 3, 150 Heyu Road, Jiading District, Shanghai Patentee after: SHANGHAI QIYUAN GAS DEVELOPMENT Co.,Ltd. Address before: 201800 150 Heyu Road, Jiading District, Shanghai Patentee before: SHANGHAI QIYUAN AIR SEPARATE TECHNOLOGY DEVELOPMENT Co.,Ltd. |