CN220185376U - Screw vacuum pump circulation cooling structure - Google Patents
Screw vacuum pump circulation cooling structure Download PDFInfo
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- CN220185376U CN220185376U CN202321940464.1U CN202321940464U CN220185376U CN 220185376 U CN220185376 U CN 220185376U CN 202321940464 U CN202321940464 U CN 202321940464U CN 220185376 U CN220185376 U CN 220185376U
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- liquid
- cold flow
- flow pipe
- vacuum pump
- pipe
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- 238000001816 cooling Methods 0.000 title claims abstract description 50
- 239000007788 liquid Substances 0.000 claims abstract description 72
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 19
- 239000011229 interlayer Substances 0.000 claims abstract description 16
- 238000007789 sealing Methods 0.000 claims description 13
- 239000000110 cooling liquid Substances 0.000 abstract description 15
- 239000002826 coolant Substances 0.000 description 9
- 238000000034 method Methods 0.000 description 8
- 239000010410 layer Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 239000000428 dust Substances 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 239000004065 semiconductor Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Abstract
The utility model discloses a screw vacuum pump circulation cooling structure, which belongs to the technical field of screw vacuum pump cooling and aims at the problems of low single circulation cooling efficiency and low pipeline connection efficiency of the screw vacuum pump cooling structure, and the screw vacuum pump circulation cooling structure comprises a cold flow pipe, wherein the cold flow pipe is fixed on the inner side wall of an interlayer, the input end of the cold flow pipe is provided with a liquid inlet port, the liquid inlet port penetrates through and is fixed at the upper end of the front side of the left wall of a shell, the output end of the cold flow pipe is provided with a liquid outlet port, and the liquid outlet port penetrates through and is fixed at the lower end of the front side of the right wall of the shell; according to the utility model, the booster pump is started, low-temperature cooling liquid is input into the liquid inlet port through the water inlet pipe and then enters the cold flow pipe through the liquid inlet port, and the cooling liquid in the cold flow pipe flows through the liquid in the cold flow pipe due to the increase of the liquid in the cold flow pipe, so that the cooling liquid after the tail end of the cold flow pipe absorbs heat is discharged through the liquid discharge port, and the cooling pipe is spirally arranged in the interlayer, so that the contact time of the cooling liquid and the shell is increased, and the cooling efficiency of the cooling structure is improved.
Description
Technical Field
The utility model belongs to the technical field of screw vacuum pump cooling, and particularly relates to a screw vacuum pump circulation cooling structure.
Background
The screw vacuum pump is an air extraction device which uses a pair of screws to perform synchronous high-speed reverse rotation in a pump shell to generate air suction and air exhaust effects, is a newer product of an oil seal vacuum pump, can extract gas occasions containing a large amount of water vapor and a small amount of dust, is widely applied to the fields of enterprises with high requirements on cleaning vacuum such as domestic pharmacy, chemical industry, semiconductors and the like, can generate a large amount of heat in the working process, and is generally internally provided with a water-cooled heat dissipation structure to dissipate the heat.
The traditional screw vacuum pump is with low temperature cooling protective structure has set up the water-cooling chamber on the chamber wall, then make the coolant liquid in the water-cooling chamber flow through feed liquor pipe and drain pipe, but the low temperature cooling liquid that the feed liquor end got into mixes in the whole water-cooling chamber fast, then by the drain end discharge, be difficult to ensure earlier with the coolant liquid discharge that has absorbed the vacuum pump temperature, but whole mixed discharge, cause the heat that the coolant liquid single cycle was taken away less, need quick circulation just can accomplish the cooling objective, the raceway on the traditional cooling structure is usually connected through screwed joint in the connection process in addition, it is troublesome to connect, the installation is comparatively inconvenient.
Therefore, a screw vacuum pump circulation cooling structure is needed, and the problems of low single circulation cooling efficiency and low pipeline connection efficiency of the screw vacuum pump cooling structure in the prior art are solved.
Disclosure of Invention
The utility model aims to provide a screw vacuum pump circulation cooling structure so as to solve the problems in the background art.
In order to achieve the above purpose, the present utility model provides the following technical solutions: the screw vacuum pump circulation cooling structure comprises a shell, wherein an interlayer is arranged in the shell, and a cooling mechanism is arranged on the inner side of the interlayer;
the cooling mechanism comprises a cold flow pipe, the cold flow pipe is fixed on the inner side wall of the interlayer, the input end of the cold flow pipe is provided with a liquid inlet port, the liquid inlet port penetrates through and is fixed on the upper end of the front side of the left wall of the shell, the output end of the cold flow pipe is provided with a liquid outlet port, the liquid outlet port penetrates through and is fixed on the lower end of the front side of the right wall of the shell, the liquid inlet port and the liquid outlet port are far away from one side of the shell and are respectively provided with a connecting piece, the connecting pieces are respectively arranged at the output end of the water inlet pipe and the input end of the water outlet pipe, and the middle part of the water inlet pipe is provided with a booster pump.
In the scheme, the connecting piece is close to casing one end and all is provided with the plug tube, feed liquor interface and flowing back interface inboard middle part all are provided with the mounting groove, the mounting groove inboard all is fixed with the sealing washer.
It is further worth to say that, inlet port and flowing back interface periphery middle part all are fixed with the collar, the collar outside all is provided with multiunit annular distribution's standing groove.
It is further to be noted that the inner sides of the placing grooves are respectively connected with an air cylinder through rotating shafts, and the output ends of the air cylinders are respectively fixed with a baffle plate.
As a preferred implementation mode, the middle part of the periphery of the connecting piece is fixedly provided with connecting rings, the outer sides of the connecting rings are provided with a plurality of groups of clamping grooves which are distributed in an annular mode, and the clamping grooves are in clearance fit with the air cylinders.
As a preferred implementation mode, the liquid inlet interface and the liquid outlet interface are in clearance fit with the plug-in pipe, and the cold flow pipe is annularly arranged at the inner side of the interlayer.
Compared with the prior art, the screw vacuum pump circulation cooling structure provided by the utility model at least comprises the following beneficial effects:
(1) Through starting the booster pump, with low temperature coolant liquid by inlet tube input feed liquor interface, get into cold flow pipe inside by the feed liquor interface again, cold flow pipe inside liquid increases and can make its inside coolant liquid flow to can be with cold flow pipe end after having absorbed the heat by flowing back interface discharge, and through setting up cold flow pipe at the inside spiral of intermediate layer, increase coolant liquid and casing contact time, improve cooling structure's cooling efficiency.
(2) Through inserting the grafting pipe respectively inside feed liquor interface and the flowing back interface, rotate the cylinder, make the flexible section block of cylinder inboard at the draw-in groove, later start the cylinder, the shrink of cylinder output makes the connecting piece remove to feed liquor interface and flowing back interface one side, makes simultaneously the grafting pipe extrude inboard sealing washer, and the sealing washer pressurized warp and seals inlet tube and feed liquor interface and drain pipe and flowing back interface, has improved the pipe connection leakproofness when reducing the pipe connection degree of difficulty.
Drawings
FIG. 1 is a schematic front perspective view of the present utility model;
FIG. 2 is a schematic perspective view in elevation and in section of the present utility model;
FIG. 3 is a schematic top cross-sectional perspective view of the present utility model;
fig. 4 is a schematic view of a partial side perspective view of the present utility model.
In the figure: 1. a housing; 2. an interlayer; 3. a cooling mechanism; 4. a cold flow tube; 5. a liquid inlet port; 6. a liquid discharge interface; 7. a connecting piece; 8. a water inlet pipe; 9. a drain pipe; 10. a connecting pipe is inserted; 11. a connecting ring; 12. a clamping groove; 13. a mounting groove; 14. a seal ring; 15. a mounting ring; 16. a placement groove; 17. a rotating shaft; 18. a cylinder; 19. a baffle; 20. and a booster pump.
Description of the embodiments
The utility model is further described below with reference to examples.
Referring to fig. 1-4, the utility model provides a screw vacuum pump circulation cooling structure, which comprises a shell 1, wherein an interlayer 2 is arranged in the shell 1, the interlayer 2 is used for installing a cooling structure of a screw vacuum pump, and a cooling mechanism 3 is arranged on the inner side of the interlayer 2;
the cooling mechanism 3 comprises a cold flow pipe 4, cooling liquid is arranged inside the cold flow pipe 4, heat generated in the working process of the vacuum pump is taken away by enabling the cooling liquid to flow inside the cold flow pipe 4, the cold flow pipe 4 is fixed on the inner side wall of the interlayer 2, a liquid inlet port 5 is arranged at the input end of the cold flow pipe 4, low-temperature cooling liquid enters the cold flow pipe 4 through the liquid inlet port 5, the liquid inlet port 5 penetrates through and is fixed at the upper end of the front side of the left wall of the shell 1, a liquid drain port 6 is arranged at the output end of the cold flow pipe 4, high-temperature cooling liquid is discharged out of the cold flow pipe 4 through the liquid drain port 6, circulation cooling is achieved, the liquid drain port 6 penetrates through and is fixed at the lower end of the front side of the right wall of the shell 1, a connecting piece 7 is arranged on one side, far away from the shell 1, of the liquid inlet port 5 and the liquid drain port 6, the connecting piece 7 is used for connecting the liquid inlet port 5 with the water inlet pipe 8 and the liquid drain port 6 with the water drain pipe 9, the connecting piece 7 is respectively arranged at the output end of the water inlet pipe 8 and the input end of the water drain pipe 9, the middle part of the water inlet pipe 8 is provided with a booster 20, and the booster 20 can provide power for cooling liquid flow, and thus cooling liquid flow is accelerated.
Further, as shown in fig. 1, fig. 2 and fig. 3, it is worth specifically explaining that the end, close to the shell 1, of the connecting piece 7 is provided with a plugging tube 10, the middle parts of the inner sides of the liquid inlet interface 5 and the liquid outlet interface 6 are provided with mounting grooves 13, the inner sides of the mounting grooves 13 are respectively fixed with a sealing ring 14, the plugging tube 10 is inserted into the liquid inlet interface 5 or the liquid outlet interface 6, the side wall of the plugging tube 10 extrudes the sealing rings 14 to deform the sealing rings 14, and a connecting gap between the two is filled in the deformation process of the sealing rings 14.
Further, as shown in fig. 3, it is worth specifically explaining that the middle parts of the peripheries of the liquid inlet interface 5 and the liquid outlet interface 6 are both fixed with a mounting ring 15, and a plurality of groups of annular distribution placing grooves 16 are arranged on the outer side of the mounting ring 15.
The scheme comprises the following working processes: when the cooling structure is required to be used, the plug pipe 10 is firstly inserted into the liquid inlet interface 5 and the liquid outlet interface 6 respectively, the liquid inlet interface 5 is connected with the water inlet pipe 8, the liquid outlet interface 6 is connected with the water outlet pipe 9, then the cylinder 18 is rotated, the telescopic section of the cylinder 18 is clamped inside the clamping groove 12, then the cylinder 18 is started, the output end of the cylinder 18 contracts to enable the connecting piece 7 to move to one side of the liquid inlet interface 5 and one side of the liquid outlet interface 6, meanwhile, the plug pipe 10 is enabled to extrude the inner sealing ring 14, the sealing ring 14 is compressed and deformed to seal the water inlet pipe 8, the liquid inlet interface 5, the water outlet pipe 9 and the liquid outlet interface 6, then the booster pump 20 is started, low-temperature cooling liquid is input into the liquid inlet interface 5 from the water inlet pipe 8, then enters the cold flow pipe 4 from the liquid inlet interface 5, the cooling liquid inside the cold flow pipe 4 is increased, and therefore the cooling liquid after the tail end of the cold flow pipe 4 absorbs heat is discharged from the liquid outlet interface 6, and circulation cooling operation is achieved.
The working process can be as follows: under the cooperation of casing 1, intermediate layer 2, cold flow pipe 4, feed liquor interface 5, flowing back interface 6, inlet tube 8, drain pipe 9 and booster pump 20, the coolant liquid after having absorbed the heat with cold flow pipe 4 end is discharged by flowing back interface 6, increases coolant liquid and casing 1 contact time, improves cooling structure's cooling efficiency, can carry out quick butt joint operation to the pipeline under the cooperation of sealing washer 14, collar 15, standing groove 16, pivot 17, cylinder 18, baffle 19, draw-in groove 12, go-between 11 and mounting groove 13 simultaneously, has improved the pipe connection leakproofness when reducing the pipe connection degree of difficulty.
As further shown in fig. 1, 2 and 3, it should be specifically explained that the inner sides of the placement grooves 16 are all rotatably connected with air cylinders 18 through rotating shafts 17, baffle plates 19 are fixed at the output ends of the air cylinders 18, and the output ends of the air cylinders 18 shrink to enable the baffle plates 19 to move to one side of the shell 1, so that the plug-in pipes 10 can be respectively inserted into the liquid inlet interface 5 and the liquid outlet interface 6.
Further, as shown in fig. 1, it is worth specifically explaining that the middle part of the outer circumference of the connecting piece 7 is fixed with a connecting ring 11, the outer sides of the connecting rings 11 are provided with a plurality of groups of clamping grooves 12 distributed in a ring shape, the clamping grooves 12 are in clearance fit with the air cylinders 18, and the telescopic sections of the air cylinders 18 can be clamped inside the clamping grooves 12, so that the connecting rings 11 are connected with the mounting rings 15.
Further, as shown in fig. 2, it is worth specifically explaining that the liquid inlet interface 5 and the liquid outlet interface 6 are in clearance fit with the plug-in pipe 10, and the cold flow pipe 4 is annularly arranged at the inner side of the interlayer 2, so that the contact time between the cooling liquid and the shell 1 can be increased, and the cooling efficiency of the cooling structure can be improved.
To sum up: the plug tube 10 inserts liquid inlet port 5 or flowing back interface 6 in-process plug tube 10 lateral wall and extrudees sealing washer 14 and make its deformation, and sealing washer 14 warp in-process and fills the gap between them, and cylinder 18 output shrink makes baffle 19 remove to casing 1 one side to can insert plug tube 10 respectively inside liquid inlet port 5 and flowing back interface 6, cylinder 18 expansion segment can block inboard at draw-in groove 12, makes go-between 11 and collar 15 be connected, and cold flow pipe 4 is in the inboard annular setting of intermediate layer 2, can increase coolant liquid and casing 1 contact time, improves cooling structure's cooling efficiency.
Claims (6)
1. Screw vacuum pump circulation cooling structure, including casing (1), its characterized in that: an interlayer (2) is arranged in the shell (1), and a cooling mechanism (3) is arranged on the inner side of the interlayer (2);
the cooling mechanism (3) comprises a cold flow pipe (4), the cold flow pipe (4) is fixed on the inner side wall of the interlayer (2), a liquid inlet interface (5) is arranged at the input end of the cold flow pipe (4), the liquid inlet interface (5) penetrates through and is fixed at the upper end of the front side of the left wall of the shell (1), a liquid discharge interface (6) is arranged at the output end of the cold flow pipe (4), the liquid discharge interface (6) penetrates through and is fixed at the lower end of the front side of the right wall of the shell (1), connecting pieces (7) are arranged on one side, far away from the shell (1), of the liquid inlet interface (5) and the liquid discharge interface (6), the connecting pieces (7) are respectively arranged at the output end of the water inlet pipe (8) and the input end of the water outlet pipe (9), and a booster pump (20) is arranged in the middle of the water inlet pipe (8).
2. Screw vacuum pump circulation cooling structure according to claim 1, characterized in that: the connecting piece (7) is close to casing (1) one end all is provided with plug tube (10), feed liquor interface (5) and flowing back interface (6) inboard middle part all is provided with mounting groove (13), mounting groove (13) inboard all is fixed with sealing washer (14).
3. Screw vacuum pump circulation cooling structure according to claim 1, characterized in that: the liquid inlet port (5) and the liquid outlet port (6) are both fixed with a mounting ring (15) in the middle of the periphery, and a plurality of groups of annular distribution placing grooves (16) are formed in the outer side of the mounting ring (15).
4. A screw vacuum pump circulation cooling structure according to claim 3, characterized in that: the inner sides of the placing grooves (16) are respectively connected with an air cylinder (18) through rotating shafts (17), and baffle plates (19) are respectively fixed at the output ends of the air cylinders (18).
5. Screw vacuum pump circulation cooling structure according to claim 1, characterized in that: the connecting piece (7) periphery middle part all is fixed with go-between (11), go-between (11) outside all is provided with multiunit annular distributed draw-in groove (12), draw-in groove (12) all with cylinder (18) clearance fit.
6. Screw vacuum pump circulation cooling structure according to claim 1, characterized in that: the liquid inlet interface (5) and the liquid outlet interface (6) are in clearance fit with the plug-in pipe (10), and the cold flow pipe (4) is annularly arranged at the inner side of the interlayer (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321940464.1U CN220185376U (en) | 2023-07-24 | 2023-07-24 | Screw vacuum pump circulation cooling structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321940464.1U CN220185376U (en) | 2023-07-24 | 2023-07-24 | Screw vacuum pump circulation cooling structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220185376U true CN220185376U (en) | 2023-12-15 |
Family
ID=89108287
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321940464.1U Active CN220185376U (en) | 2023-07-24 | 2023-07-24 | Screw vacuum pump circulation cooling structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220185376U (en) |
-
2023
- 2023-07-24 CN CN202321940464.1U patent/CN220185376U/en active Active
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