CN205481960U - A doublestage condenser for super cryogenic refrigerating system of overlapping formula - Google Patents
A doublestage condenser for super cryogenic refrigerating system of overlapping formula Download PDFInfo
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- CN205481960U CN205481960U CN201620255522.0U CN201620255522U CN205481960U CN 205481960 U CN205481960 U CN 205481960U CN 201620255522 U CN201620255522 U CN 201620255522U CN 205481960 U CN205481960 U CN 205481960U
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- pipeline
- low temperature
- straight tube
- refrigeration system
- fin
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Abstract
The utility model relates to a doublestage condenser for super cryogenic refrigerating system of overlapping formula, including first order pipeline, second level pipeline, shell, radiator fan, multi -disc fin, first order pipeline and second level pipeline installation install radiator fan on the shell just to first order pipeline and second level pipeline in the shell, the fin is fixed on first order pipeline and second level pipeline. The utility model has the advantages of simple structure, preparation convenience, the two -stage overlapping formula cryogenic refrigerating system who can be used to to have now, the easy realization 86 DEG C low temperature, compact structure, the condensation is effectual, belong to refrigeration and cryogenic technique field.
Description
Technical field
This utility model relates to refrigeration and cryogenic technology field, specifically, relating to a kind of super for superposition type
The two-stage condensation device of cryogenic refrigerating system.
Background technology
In recent years, in fields such as low temperature storage, the cryopreservation of medicine bioengineering goods and gas liquefactions, often need
Want-60～the low temperature of-90 DEG C.For obtaining such low temperature, frequently with binary working medium folding type cooling system,
I.e. twin-stage superposition type super low temperature refrigeration system.Generally in twin-stage superposition type super low temperature refrigeration system, low-temperature level
Cold-producing medium is discharged from compressor, condenses by entering in Intermediate Heat Exchanger after oil eliminator, then by dry
Dry filter, throttling arrangement, vaporizer, return in compressor.
In such closed circuit, the temperature refrigerant vapor discharged from compressor is directly entered low-temperature level
Oil eliminator, owing to vapor (steam) temperature is too high so that the separation efficiency of this oil eliminator is low.Make too much to lubricate
Oil enters in heat exchange follow-up in kind of refrigeration cycle, reduces heat transfer effect.
From low-temperature level oil eliminator, High Temperature High Pressure low-temperature level refrigerant vapour out is directly entered centre and changes
Hot device so that the thermic load of Intermediate Heat Exchanger is excessive.Need the high-temperature level refrigeration system of bigger refrigerating capacity.Make
The energy consumption of whole folding type cooling system is high, efficiency is low.
Utility model content
For technical problem present in prior art, the purpose of this utility model is: provide one for multiple
The two-stage condensation device of stacked super low temperature refrigeration system, in condensation first order pipeline while condensing agent, cooling
Condensing agent in the pipeline of the second level, the final efficiency improving folding type cooling system.
In order to achieve the above object, this utility model adopts the following technical scheme that
A kind of two-stage condensation device for superposition type super low temperature refrigeration system, including first order pipeline, the second level
Pipeline, shell, radiator fan, multi-disc fin；First order pipeline and second level pipeline are installed in the enclosure,
The radiator fan being arranged on shell is just to first order pipeline and second level pipeline, and fin is fixed on first order pipe
On road and second level pipeline.
Preferred as one, shell includes surrounding cube shaped header board, upper plate, lower plate, left plate, right panel,
The rear end open of shell.
Preferred as one, radiator fan is arranged on header board.
Preferred as one, first order pipeline and second level pipeline are connected successively by a plurality of straight tube and multiple elbow
Connect composition；Straight tube is between left plate and right panel, and elbow is positioned at the outside of left plate and right panel by adjacent two
Straight tube connects.
Preferred as one, in first order pipeline, straight tube is arranged in two row, and in equilateral triangle, dislocation is arranged,
All straight tubes form a pipeline connected from top to bottom with elbow, entrance upper, export under.
Preferred as one, in the pipeline of the second level, straight tube is arranged in string, and straight tube equidistant parallel is arranged, institute
Have straight tube to form a pipeline connected from top to bottom with elbow, entrance upper, export under.
Preferred as one, first order pipeline is at the rear of second level pipeline.
Preferred as one, left plate and right panel have the circular hole that multiple end for straight tube is installed, and circular hole is on a left side
Plate is identical with the arrangement on right panel.
Preferred as one, fin is rectangle, and fin has multiple circular hole passed for straight tube, and circular hole exists
Arrangement on fin is with left plate and right panel；Fin equidistant arrangement successively between left plate and right panel.
Preferred as one, connected fixing between fin and straight tube by tube technique.
Generally speaking, this utility model has the advantage that
1. simple in construction, easy to make.
2. can be used for existing two-stage superposition type cryogenic refrigerating system, easily realize-86 DEG C of low temperature.
3. compact conformation, condensation effect is good.
Accompanying drawing explanation
Fig. 1 is axonometric chart of the present utility model.
Fig. 2 is broken away view of the present utility model.
Fig. 3 is in Fig. 2, the enlarged drawing of fin.
Wherein, 1 is header board, and 2 is upper plate, and 3 is lower plate, and 4 is left plate, and 5 is right panel, and 6 is radiation air
Fan, 7 is straight tube, and 8 is elbow, and 9 is fin, and 10 is circular hole, and 11 is the entrance of first order pipeline, 12
For the outlet of first order pipeline, 13 is the entrance of second level pipeline, and 14 is the outlet of second level pipeline.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the utility model is described in more detail.
A kind of two-stage condensation device for superposition type super low temperature refrigeration system, is based on Publication No.
CN205079493U, the design that the utility model of entitled a kind of two-stage superposition type cryogenic refrigerating system is carried out.
It includes first order pipeline, second level pipeline, shell, radiator fan, multi-disc fin.
Shell is made up of the metallic plate of panel beating molding, including surround cube shaped header board, upper plate, under
Plate, left plate, right panel, the rear end open of shell.Multiple circular hole, and two mother rib lateral rotundums are had in left plate and right panel
Distribution the most identical.
Radiator fan is aerofoil fan, is arranged on the middle of header board, outwards dries during operation.
First order pipeline is positioned at pipeline rear, the second level, is passed through high-temperature level refrigeration agent.First order pipeline is by a plurality of
Straight tube and multiple elbow are sequentially connected with composition；Straight tube is between left plate and right panel, and elbow is positioned at left plate and the right side
The outside of plate is by two adjacent straight tube connections.In first order pipeline, straight tube is arranged in two row 12 rows, in
Equilateral triangle dislocation is arranged, all straight tubes form a pipeline connected from top to bottom with elbow, and entrance exists
On, export under.
Second level pipeline is passed through low-temperature level cold-producing medium.Second level pipeline is connected successively by a plurality of straight tube and multiple elbow
Connect composition；Straight tube is between left plate and right panel, and elbow is positioned at the outside of left plate and right panel by adjacent two
Straight tube connects.In the pipeline of the second level, straight tube is arranged in string 12 row, and straight tube equidistant parallel is arranged, all
Straight tube forms a pipeline connected from top to bottom with elbow, entrance upper, export under.
Fin is the stamping forming thin aluminum sheet of rectangle, for wind-guiding and increase area of dissipation.Have on fin
Multiple circular holes passed for straight tube, circular hole arrangement on fin is with left plate and right panel；Fin is in left plate
And the most parallel equidistant arrangement between right panel.Connected fixing between fin and straight tube by tube technique.
During operation, dried by radiator fan, it is achieved the heat radiation to high and low temperature level cold-producing medium.First order pipe
Road cooling down high-temperature level cold-producing medium, makes high-temperature level refrigeration agent condense.Second level pipeline cooling low-temperature level cold-producing medium,
To reduce the operating temperature of oil eliminator, improve oil-gas separation efficiency；Also it is lowered into Intermediate Heat Exchanger simultaneously
Low-temperature level refrigerant temperature, reduce Intermediate Heat Exchanger thermic load.It is effectively improved superposition type super low temperature refrigeration
The efficiency of system.
Above-described embodiment is utility model preferably embodiment, but embodiment of the present utility model is not subject to
The restriction of above-described embodiment, other any without departing from being made under spirit of the present utility model and principle
Change, modify, substitute, combine, simplify, all should be the substitute mode of equivalence, be included in this practicality new
Within the protection domain of type.
Claims (10)
1. the two-stage condensation device for superposition type super low temperature refrigeration system, it is characterised in that: include first order pipe
Road, second level pipeline, shell, radiator fan, multi-disc fin；First order pipeline and second level pipeline are installed
In the enclosure, the radiator fan being arranged on shell is just to first order pipeline and second level pipeline, and fin is fixed
On first order pipeline and second level pipeline.
2., according to a kind of two-stage condensation device for superposition type super low temperature refrigeration system described in claim 1, it is special
Levy and be: described shell includes surrounding cube shaped header board, upper plate, lower plate, left plate, right panel, shell
Rear end open.
3., according to a kind of two-stage condensation device for superposition type super low temperature refrigeration system described in claim 2, it is special
Levy and be: described radiator fan is arranged on header board.
4., according to a kind of two-stage condensation device for superposition type super low temperature refrigeration system described in claim 2, it is special
Levy and be: described first order pipeline and second level pipeline are sequentially connected with group by a plurality of straight tube and multiple elbow
Become；Straight tube is between left plate and right panel, and elbow is positioned at the outside of left plate and right panel by two adjacent straight tubes
Connection.
5., according to a kind of two-stage condensation device for superposition type super low temperature refrigeration system described in claim 4, it is special
Levying and be: in described first order pipeline, straight tube is arranged in two row, in equilateral triangle, dislocation is arranged, all
Straight tube forms a pipeline connected from top to bottom with elbow, entrance upper, export under.
6., according to a kind of two-stage condensation device for superposition type super low temperature refrigeration system described in claim 4, it is special
Levying and be: in the pipeline of the described second level, straight tube is arranged in string, and straight tube equidistant parallel is arranged, all straight tubes
Form a pipeline connected from top to bottom with elbow, entrance upper, export under.
7., according to a kind of two-stage condensation device for superposition type super low temperature refrigeration system described in claim 4, it is special
Levy and be: described first order pipeline is at the rear of second level pipeline.
8., according to a kind of two-stage condensation device for superposition type super low temperature refrigeration system described in claim 4, it is special
Levy and be: described left plate and right panel have the circular hole that multiple end for straight tube is installed, and circular hole is on left plate and the right side
Arrangement on plate is identical.
9., according to a kind of two-stage condensation device for superposition type super low temperature refrigeration system described in claim 8, it is special
Levying and be: described fin is rectangle, fin has multiple circular hole passed for straight tube, circular hole is on fin
Arrangement with left plate and right panel；Fin equidistant arrangement successively between left plate and right panel.
10., according to a kind of two-stage condensation device for superposition type super low temperature refrigeration system described in claim 9, it is special
Levy and be: connected by tube technique fixing between described fin and straight tube.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620255522.0U CN205481960U (en) | 2016-03-30 | 2016-03-30 | A doublestage condenser for super cryogenic refrigerating system of overlapping formula |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620255522.0U CN205481960U (en) | 2016-03-30 | 2016-03-30 | A doublestage condenser for super cryogenic refrigerating system of overlapping formula |
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| Publication Number | Publication Date |
|---|---|
| CN205481960U true CN205481960U (en) | 2016-08-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620255522.0U Active CN205481960U (en) | 2016-03-30 | 2016-03-30 | A doublestage condenser for super cryogenic refrigerating system of overlapping formula |
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| CN (1) | CN205481960U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109059358A (en) * | 2018-08-03 | 2018-12-21 | 泰州乐金电子冷机有限公司 | Condenser for refrigerator |
-
2016
- 2016-03-30 CN CN201620255522.0U patent/CN205481960U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109059358A (en) * | 2018-08-03 | 2018-12-21 | 泰州乐金电子冷机有限公司 | Condenser for refrigerator |
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