CN214746639U - Liquid carbon dioxide precooling device of dry ice machine - Google Patents
Liquid carbon dioxide precooling device of dry ice machine Download PDFInfo
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- CN214746639U CN214746639U CN202022845479.2U CN202022845479U CN214746639U CN 214746639 U CN214746639 U CN 214746639U CN 202022845479 U CN202022845479 U CN 202022845479U CN 214746639 U CN214746639 U CN 214746639U
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- stainless steel
- carbon dioxide
- steel shell
- fixedly connected
- finned tube
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Abstract
The utility model relates to the technical field of carbon dioxide precooling, in particular to a liquid carbon dioxide precooling device of a dry ice machine, which comprises a stainless steel shell, a finned tube, a flange plate and a fixed plate fixedly connected with the flange plate, wherein the left side of the upper end of the stainless steel shell is fixedly connected with an outlet pipe, the right side of the bottom end of the stainless steel shell is provided with an inlet pipe, the upper end and the lower end of the inner side of the stainless steel shell are fixedly connected with gas guide plates, the gas guide plates are fixedly connected with the finned tube, the left end of the finned tube is fixedly connected with a liquid inlet pipe, and when in use, liquid carbon dioxide enters the finned tube through the liquid inlet pipe, gaseous carbon dioxide passes through the inlet pipe, then the gas guide plates guide the gaseous carbon dioxide, thereby exchanging heat for the finned tube, thereby reducing the temperature of the liquid carbon dioxide, improving the cooling speed and increasing the manufacturing efficiency of the dry ice.
Description
Technical Field
The utility model relates to a carbon dioxide precooling technical field specifically is a liquid carbon dioxide precooling apparatus of dry ice machine.
Background
The method is characterized in that extremely low-temperature dry ice particles are sprayed to an object to be processed under the action of compressed air, so that dirt on the surface of the object is rapidly frozen to be embrittled and burst, the dry ice particles are vaporized immediately after being drilled into cracks of the dirt, the volume of the dry ice particles is expanded by about 600 times instantly, the dirt is taken away from the surface of the object, the dirt is stripped by impact, the stripping is improved by temperature difference, and attachments are removed by sublimation.
The traditional dry ice machine has low efficiency and low speed of forming dry ice, the yield of the dry ice is reduced due to poor heat exchange performance of a pipeline in the heat exchange process, and the reduced temperature is low, so that the dry ice is solidified slowly, mechanical faults are caused, and great inconvenience is caused for maintaining a pre-cooling device of the dry ice machine.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a liquid carbon dioxide precooling apparatus of dry ice machine to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
the utility model provides a liquid carbon dioxide precooling apparatus of dry ice machine, including stainless steel shell, finned tube, flange board and with flange board fixed connection's fixed plate, stainless steel shell upper end left side fixedly connected with outlet duct, there is the intake pipe stainless steel shell bottom right side, the equal fixedly connected with gas guide plate in both ends about the stainless steel shell inboard, gas guide plate and finned tube fixed connection, the left end fixedly connected with feed liquor pipe of finned tube, finned tube right-hand member fixedly connected with drain pipe, the first 304 boards of inboard fixedly connected with of feed liquor pipe, the inboard fixedly connected with second 304 boards of drain pipe, the one end fixedly connected with gasket at stainless steel shell center is kept away from to the fixed plate.
Preferably, flange plate and gasket sliding connection, the equal sliding connection in both ends about the fixed plate is close to the one end of stainless steel shell has the nut, the inboard threaded connection of nut has the threaded rod, just the threaded rod runs through gasket, fixed plate and flange plate, and threaded rod and gasket, fixed plate and flange plate screwed connection.
Preferably, there are two flange plates, and the flange plate is both ends about the stainless steel shell of symmetric distribution, the symmetry axis of flange plate 3 and the coincidence of the center pin of stainless steel shell.
Preferably, the gas guide plates are arranged in an arc shape, the number of the gas guide plates is six, and the gas guide plates are uniformly distributed on the inner side of the stainless steel shell.
Preferably, the finned tube is made of copper and is spirally arranged.
Compared with the prior art, the beneficial effects of the utility model are that:
1. in the utility model, through the arranged first 304 plate, the second 304 plate, the liquid inlet pipe, the liquid outlet pipe, the gas guide plate, the finned tube, the air inlet pipe and the air outlet pipe, when in use, liquid carbon dioxide enters the finned tube through the liquid inlet pipe, gaseous carbon dioxide passes through the air inlet pipe, and then the gas guide plate guides the flow of the gaseous carbon dioxide, so that the heat exchange is carried out on the finned tube, the temperature of the liquid carbon dioxide is reduced, the cooling speed is improved, and the manufacturing efficiency of dry ice is increased;
2. the utility model discloses in, through threaded rod, flange board, nut, gasket and the fixed plate that sets up, when using, fix the gasket on the fixed plate, then with flange board and fixed plate block, it is fixed with flange board and fixed plate through the threaded rod, through threaded rod and nut, prevent that the flange board from droing, make the convenient dismantlement of flange board, convenient maintenance, convenient to use.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of the fin tube of the present invention;
fig. 3 is a schematic view of an installation structure of a first 304 plate according to the present invention;
fig. 4 is a schematic view of an installation structure of a second 304 plate according to the present invention;
FIG. 5 is a schematic view of the structure at A of FIG. 1 according to the present invention;
fig. 6 is a schematic view of the installation structure of the gas deflector of the present invention.
In the figure: 1. a stainless steel housing; 2. a finned tube; 3. a flange plate; 4. an air outlet pipe; 5. an air inlet pipe; 6. a gas baffle; 7. a liquid inlet pipe; 8. a first 304 plate; 9. a liquid outlet pipe; 10. a second 304 plate; 11. A fixing plate; 12. a gasket; 13. a threaded rod; 14. and a nut.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-6, the present invention provides a technical solution:
the utility model provides a liquid carbon dioxide precooling apparatus of dry ice machine, includes stainless steel shell 1, finned tube 2 and flange plate 3, 1 upper end left side fixedly connected with outlet duct 4 of stainless steel shell, 1 bottom right side of stainless steel shell has intake pipe 5, the equal fixedly connected with gas guide plate 6 in both ends about 1 inboard of stainless steel shell, gas guide plate 6 and 2 fixed connection of finned tube, the left end fixedly connected with feed liquor pipe 7 of finned tube 2, 2 right-hand member fixedly connected with drain pipes 9 of finned tube, the first 304 boards 8 of 7 inboard fixedly connected with of feed liquor pipe, the inboard fixedly connected with second 304 boards 10 of drain pipes 9, the one end fixedly connected with gasket 12 at 1 center of stainless steel shell is kept away from to fixed plate 11.
The flange plate 3 is slidably connected with the gasket 12, the fixing plate 11 is close to one end of the stainless steel shell 1, the upper end and the lower end of the fixing plate are slidably connected with nuts 14, threaded rods 13 are spirally connected to the inner sides of the nuts 14, the threaded rods 13 penetrate through the gasket 12, the fixing plate 11 and the flange plate 3, the threaded rods 13 are spirally connected with the gasket 12, the fixing plate 11 and the flange plate 3, the flange plate 3 is fixed on the stainless steel shell 1, the number of the flange plates 3 is two, the flange plates 3 are symmetrically distributed at the left end and the right end of the stainless steel shell 1, the symmetry axis of the flange plate 3 coincides with the central axis of the stainless steel shell 1, the installation and the maintenance are convenient, the gas guide plates 6 are arranged in a circular arc shape, the gas guide plates 6 are six, the gas guide plates 6 are uniformly distributed on the inner side of the stainless steel shell 1, liquid carbon dioxide is guided to flow, and the finned tubes 2 are made of copper, and the finned tube 2 is spirally arranged, so that the liquid carbon dioxide is fully circulated in the precooling device, and the loss of the gaseous carbon dioxide is prevented.
The working process is as follows: all motors in the device are external power supplies, when in assembly, the gasket 12 is fixed on the fixed plate 11, then the flange plate 3 is clamped with the fixed plate 11, then the flange plate 3 is fixed with the fixed plate 11 through the threaded rod 13, the threaded rod 13 penetrates through the gasket 12, the flange plate 3 is fixed on the fixed plate 11 through screwing the threaded rod 13 and the nut 14, the flange plate 3 is prevented from falling off, the flange plate 3 is convenient to disassemble and maintain, the use is convenient, when in use, liquid carbon dioxide enters the finned tube 2 through the first 304 plate 8 in the liquid inlet tube 7, gaseous carbon dioxide passes through the air inlet tube 5, then the gas guide plate 6 guides the gaseous carbon dioxide, the gas guide plate 6 is also used for fixing the finned tube 2, the finned tube 2 is fixed in the stainless steel shell 1, and the liquid carbon dioxide in the finned tube 2 is subjected to heat exchange, so as to reduce the temperature of the liquid carbon dioxide, the manufacturing efficiency of the dry ice is increased, and the cooling speed is improved.
Claims (5)
1. The utility model provides a liquid carbon dioxide precooling apparatus of dry ice machine, include stainless steel shell (1), finned tube (2), flange board (3) and with flange board (3) fixed connection's fixed plate (11), its characterized in that: stainless steel shell (1) upper end left side fixedly connected with outlet duct (4), there is intake pipe (5) stainless steel shell (1) bottom right side, equal fixedly connected with gas guide plate (6) in both ends about stainless steel shell (1) inboard, gas guide plate (6) and finned tube (2) fixed connection, the left end fixedly connected with feed liquor pipe (7) of finned tube (2), finned tube (2) right-hand member fixedly connected with drain pipe (9), the first 304 boards (8) of inboard fixedly connected with of feed liquor pipe (7), the inboard fixedly connected with second 304 boards (10) of drain pipe (9), the one end fixedly connected with gasket (12) at stainless steel shell (1) center is kept away from to fixed plate (11).
2. A liquid carbon dioxide pre-cooling device of a dry ice machine as claimed in claim 1, characterized in that: flange plate (3) and gasket (12) sliding connection, the equal sliding connection in both ends about one end that fixed plate (11) are close to stainless steel shell (1) has nut (14), nut (14) inboard screwed connection has threaded rod (13), just threaded rod (13) run through gasket (12), fixed plate (11) and flange plate (3), and threaded rod (13) and gasket (12), fixed plate (11) and flange plate (3) screwed connection.
3. A liquid carbon dioxide pre-cooling device of a dry ice machine as claimed in claim 1, characterized in that: the flange plates (3) are arranged in two numbers, the flange plates (3) are symmetrically distributed at the left end and the right end of the stainless steel shell (1), and the symmetry axis of the flange plates (3) coincides with the central axis of the stainless steel shell (1).
4. A liquid carbon dioxide pre-cooling device of a dry ice machine as claimed in claim 1, characterized in that: the gas guide plates (6) are arranged in an arc shape, six gas guide plates (6) are arranged, and the gas guide plates (6) are uniformly distributed on the inner side of the stainless steel shell (1).
5. A liquid carbon dioxide pre-cooling device of a dry ice machine as claimed in claim 1, characterized in that: the finned tube (2) is made of copper, and the finned tube (2) is spirally arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022845479.2U CN214746639U (en) | 2020-12-01 | 2020-12-01 | Liquid carbon dioxide precooling device of dry ice machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022845479.2U CN214746639U (en) | 2020-12-01 | 2020-12-01 | Liquid carbon dioxide precooling device of dry ice machine |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214746639U true CN214746639U (en) | 2021-11-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022845479.2U Active CN214746639U (en) | 2020-12-01 | 2020-12-01 | Liquid carbon dioxide precooling device of dry ice machine |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214746639U (en) |
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2020
- 2020-12-01 CN CN202022845479.2U patent/CN214746639U/en active Active
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