CN220452908U - Mine safety valve with high sealing performance - Google Patents
Mine safety valve with high sealing performance Download PDFInfo
- Publication number
- CN220452908U CN220452908U CN202322100057.6U CN202322100057U CN220452908U CN 220452908 U CN220452908 U CN 220452908U CN 202322100057 U CN202322100057 U CN 202322100057U CN 220452908 U CN220452908 U CN 220452908U
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- CN
- China
- Prior art keywords
- heat
- valve
- aluminum plate
- silica gel
- outer side
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Links
- 238000007789 sealing Methods 0.000 title claims description 46
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 41
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 41
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 30
- 239000000741 silica gel Substances 0.000 claims abstract description 30
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 30
- 230000006835 compression Effects 0.000 claims abstract description 13
- 238000007906 compression Methods 0.000 claims abstract description 13
- 238000001816 cooling Methods 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 5
- 230000017525 heat dissipation Effects 0.000 abstract description 6
- 239000003245 coal Substances 0.000 abstract description 3
- 238000005065 mining Methods 0.000 abstract description 3
- 238000009413 insulation Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 4
- 239000007788 liquid Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 210000004907 gland Anatomy 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 229920001296 polysiloxane Polymers 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
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- Safety Valves (AREA)
Abstract
The utility model discloses a high-tightness safety valve for mines, which relates to the technical field of coal mining and aims to solve the technical problem that a compression spring in the safety valve is inconvenient to carry out heat dissipation protection treatment in the prior art; the safety valve comprises a first valve pipe, wherein a notch is formed in the side face of the first valve pipe, a heat-conducting silica gel sheet is arranged on the outer side of the first valve pipe, a first heat-insulating aluminum plate is arranged on the outer side of the heat-conducting silica gel sheet, a second heat-insulating aluminum plate is arranged on the outer side of the heat-conducting silica gel sheet, a heat-conducting silica gel block is arranged on the side face of the heat-conducting silica gel sheet, a water cooling pipe is arranged on the outer side of the first heat-insulating aluminum plate, a first connecting frame is arranged on the side face of the second heat-insulating aluminum plate, and a second connecting frame is arranged on the outer side of the first heat-insulating aluminum plate; this relief valve is exported heat to first thermal-insulated aluminum plate through heat conduction silica gel piece, cools off first thermal-insulated aluminum plate through the water-cooled tube, has realized being convenient for carry out the technical problem that heat dissipation protection handled to the hold-down spring in the relief valve.
Description
Technical Field
The utility model belongs to the technical field of coal mining, and particularly relates to a high-tightness safety valve for mines.
Background
Nowadays, the use of relief valves is more common in the technical field of coal mining, the relief valve opening and closing member is in a normally closed state under the action of external force, when the pressure of medium in equipment or a pipeline rises to exceed a specified value, the medium is discharged outside the system to prevent the pressure of the medium in the pipeline or the equipment from exceeding a specified value, and the relief valve belongs to automatic valves and is mainly used for protecting boilers, pressure vessels and pipelines.
At present, the utility model patent with the patent number of CN213117621U discloses an automatic safety valve, and the safety valve can start and release pressure when the pressure is overlarge, and can ensure the stability of a threaded pipe in the use process and prevent the position deviation of the threaded pipe, but in the use process of the safety valve, due to the lack of a heat dissipation structure, the spring on the valve can reduce the elasticity due to the influence of high temperature for a long time, so that the heat dissipation protection treatment on a compression spring in the safety valve is inconvenient.
Disclosure of Invention
(1) Technical problem to be solved
Aiming at the defects of the prior art, the utility model aims to provide a mine safety valve with high sealing performance, which aims to solve the technical problem that the heat dissipation protection treatment of a compression spring in the safety valve is inconvenient in the prior art.
(2) Technical proposal
In order to solve the technical problems, the utility model provides the mine safety valve with high sealing performance, which comprises a first valve pipe, wherein a notch is formed in the side face of the first valve pipe, a heat-conducting silica gel sheet is arranged on the outer side of the first valve pipe, a first heat-insulating aluminum plate is arranged on the outer side of the heat-conducting silica gel sheet, a second heat-insulating aluminum plate is arranged on the outer side of the heat-conducting silica gel sheet, a heat-conducting silica gel block is arranged on the side face of the heat-conducting silica gel sheet, a water cooling pipe is arranged on the outer side of the first heat-insulating aluminum plate, a first connecting frame is arranged on the side face of the second heat-insulating aluminum plate, a second connecting frame is arranged on the outer side of the first heat-insulating aluminum plate, a first screw is arranged on the inner side face of the first connecting frame, and a first nut is arranged on the side face of the second connecting frame.
When the high-tightness safety valve for mines is used, the heat inside the first valve tube is led out to the first heat-insulating aluminum plate through the heat-conducting silica gel piece, the heat inside the first valve tube is led out to the second heat-insulating aluminum plate through the heat-conducting silica gel piece, the heat-conducting effect is improved by inserting the heat-conducting silica gel block into the notch, the first heat-insulating aluminum plate is cooled through the water-cooling tube, the second heat-insulating aluminum plate is cooled through the water-cooling tube, the first connecting frame and the second connecting frame are fixed through the first screw and the first nut, and therefore the technical problem that the heat-insulating aluminum plate and the second heat-insulating aluminum plate are fixed is solved, and the heat-radiating protection treatment of the compression spring in the safety valve is facilitated.
Further, one end of the first valve pipe is provided with a first flange, the side face of the first flange is provided with a second flange, the inner side of the first flange is provided with a second screw, the side face of the second flange is provided with a second nut, and the first flange and the second flange are fixed through threaded connection between the second screw and the second nut.
Further, the side of second ring flange is provided with the second valve pipe, only the third ring flange is established to the one end of second valve pipe, the side of third ring flange is provided with first seal cover, the inboard of first seal cover is provided with first sealing washer, fixes first sealing washer through first seal cover, carries out reinforcing leakproofness processing to the third ring flange through first sealing washer, installs through the third ring flange.
Further, a third valve pipe is arranged on the side face of the second valve pipe, a fourth flange plate is arranged at one end of the third valve pipe, and installation is carried out through the fourth flange plate.
Further, the outside of fourth ring flange is provided with the second seal cover, the inboard of second seal cover is provided with the second sealing washer, fixes the second sealing washer through the second seal cover, carries out reinforcing leakproofness processing to the fourth ring flange through the second sealing washer.
Further, the valve rod is arranged on the inner side of the first valve tube, the spring seat is arranged on the inner side of the first valve tube, the compression spring is arranged at the lower end of the spring seat, and the valve rod is driven to move up and down by the pressure of a certain threshold value through the compression spring.
Further, the lower end of the valve rod is provided with a valve clack, the lower end of the valve clack is provided with a valve seat, and the valve clack is upwards moved by pressure of a certain threshold value, so that the compression spring is pushed to upwards move, the valve clack is separated from the valve seat, and gas or liquid is discharged from the third valve pipe.
(3) Advantageous effects
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the high-tightness mine safety valve, heat in the first valve tube is led out to the first heat-insulating aluminum plate through the heat-conducting silica gel piece, heat in the first valve tube is led out to the second heat-insulating aluminum plate through the heat-conducting silica gel piece, the heat-conducting effect is improved through inserting the heat-conducting silica gel block into the notch, the first heat-insulating aluminum plate is cooled through the water-cooled tube, the second heat-insulating aluminum plate is cooled through the water-cooled tube, and the first connecting frame and the second connecting frame are fixed through the first screw and the first nut, so that the first heat-insulating aluminum plate and the second heat-insulating aluminum plate are fixed, and the technical problem that a compression spring in the safety valve is convenient to conduct heat radiation protection treatment is achieved;
2. according to the mine safety valve with high sealing performance, the first sealing sleeve is used for fixing the first sealing ring, the first sealing sleeve is used for carrying out sealing enhancement treatment on the third flange plate, the second sealing sleeve is used for fixing the second sealing sleeve, and the second sealing sleeve is used for carrying out sealing enhancement treatment on the fourth flange plate, so that the sealing performance of the joint of the safety valve is further enhanced.
Drawings
FIG. 1 is a schematic view of a three-dimensional structure of an embodiment of the present utility model;
FIG. 2 is a schematic view of a cross-section of an embodiment of the present utility model;
FIG. 3 is a schematic view of a first valve pipe according to an embodiment of the present utility model;
FIG. 4 is a schematic view of a water-cooled tube according to an embodiment of the present utility model.
The marks in the drawings are: 1. a first valve tube; 2. a notch; 3. a thermally conductive silicone sheet; 4. a thermally conductive silicone block; 5. a first heat insulating aluminum plate; 6. a second heat insulating aluminum plate; 7. a water-cooled tube; 8. a first connection frame; 9. a second connecting frame; 10. a first screw; 11. a first nut; 12. a first flange; 13. a second flange; 14. a second valve tube; 15. a second screw; 16. a second nut; 17. a third flange; 18. a first gland; 19. a first seal ring; 20. a third valve tube; 21. a fourth flange; 22. a second gland; 23. a second seal ring; 24. a valve stem; 25. a spring seat; 26. a compression spring; 27. a valve flap; 28. a valve seat.
Detailed Description
This embodiment is a relief valve for mine that is used for high leakproofness, its spatial structure schematic diagram is shown in fig. 1, its section structure schematic diagram is shown in fig. 2, this relief valve includes first valve pipe 1, notch 2 has been seted up to the side of first valve pipe 1, the outside of first valve pipe 1 is provided with heat conduction silica gel piece 3, the outside of heat conduction silica gel piece 3 is provided with first thermal-insulated aluminum plate 5, the outside of heat conduction silica gel piece 3 is provided with second thermal-insulated aluminum plate 6, the side of heat conduction silica gel piece 3 is provided with heat conduction silica gel piece 4, the outside of first thermal-insulated aluminum plate 5 is provided with water-cooling tube 7, the side of second thermal-insulated aluminum plate 6 is provided with first link 8, the outside of first thermal-insulated aluminum plate 5 is provided with second link 9, the inboard of first link 8 is provided with first screw 10, the side of second link 9 is provided with first nut 11.
Wherein, the one end of first valve pipe 1 is provided with first ring flange 12, the side of first ring flange 12 is provided with second ring flange 13, the inboard of first ring flange 12 is provided with second screw 15, the side of second ring flange 13 is provided with second nut 16, fix first ring flange 12 and second ring flange 13 through the threaded connection between second screw 15 and the second nut 16, the side of second ring flange 13 is provided with second valve pipe 14, the one end of second valve pipe 14 is provided with only third ring flange 17, the side of third ring flange 17 is provided with first seal cover 18, the inboard of first seal cover 18 is provided with first sealing washer 19, fix first sealing washer 19 through first sealing washer 19, strengthen the leakproofness processing to third ring flange 17 through first sealing washer 19, install through third ring flange 17.
In the present embodiment, a partial first valve tube is schematically shown in fig. 3, a water-cooled tube is schematically shown in fig. 4, a third valve tube 20 is provided on a side surface of a second valve tube 14, a fourth flange 21 is provided at one end of the third valve tube 20, the third valve tube is mounted on the side surface of the second valve tube, a second seal sleeve 22 is provided on an outer side of the fourth flange 21, a second seal ring 23 is provided on an inner side of the second seal sleeve 22, the second seal ring 23 is fixed by the second seal sleeve 22, and the fourth flange 21 is subjected to seal-enhancing treatment by the second seal ring 23.
Simultaneously, the inboard of first valve pipe 1 is equipped with valve rod 24, and the inboard of first valve pipe 1 is provided with spring holder 25, and the lower extreme of spring holder 25 is provided with hold-down spring 26, receives the pressure of certain threshold through hold-down spring 26 and drives valve rod 24 and reciprocate, and the lower extreme of valve rod 24 is provided with valve clack 27, and the lower extreme of valve clack 27 is provided with disk seat 28, receives the pressure of certain threshold through valve clack 27 to upwards remove to promote hold-down spring 26 and upwards remove, thereby make valve clack 27 leave disk seat 28, make gas or liquid discharge from third valve pipe 20.
When the mine safety valve with high sealing performance of the technical scheme is used, the heat conduction silica gel sheet 3 leads out the heat in the first valve tube 1 to the first heat insulation aluminum plate 5, the heat in the first valve tube 1 is led out to the second heat insulation aluminum plate 6 through the heat conduction silica gel sheet 3, the heat conduction effect is improved by inserting the heat conduction silica gel block 4 into the notch 2, the first heat insulation aluminum plate 5 is cooled through the water cooling tube 7, the second heat insulation aluminum plate 6 is cooled through the water cooling tube 7, the first connecting frame 8 and the second connecting frame 9 are fixed through the first screw 10 and the first nut 11, thereby fixing the first heat insulation aluminum plate 5 and the second heat insulation aluminum plate 6, realizing the technical problem of facilitating the heat dissipation protection treatment of the compression spring 26 in the safety valve, the first flange plate 12 and the second flange plate 13 are fixed through the threaded connection between the second screw 15 and the second nut 16, the first sealing sleeve 18 is used for fixing the first sealing ring 19, the first sealing sleeve 19 is used for carrying out sealing enhancement treatment on the third flange plate 17, the second sealing sleeve 22 is used for fixing the second sealing ring 23, the second sealing sleeve 23 is used for carrying out sealing enhancement treatment on the fourth flange plate 21, so that the sealing performance of the joint of the safety valve is further enhanced, the valve clack 27 is subjected to a certain threshold pressure to move upwards, the compression spring 26 is pushed to move upwards, the valve rod 24 is driven to move up and down through the compression spring 26 under the certain threshold pressure, the valve clack 27 is separated from the valve seat 28, gas or liquid is discharged from the third valve pipe 20, and the third flange plate 17 and the fourth flange plate 21 are installed.
And all that is not described in detail in this specification is well known to those skilled in the art.
Claims (7)
1. A high-tightness safety valve for mines comprises a first valve pipe (1); the novel heat-conducting valve is characterized in that a notch (2) is formed in the side face of the first valve tube (1), a heat-conducting silica gel sheet (3) is arranged on the outer side of the first valve tube (1), a first heat-insulating aluminum plate (5) is arranged on the outer side of the heat-conducting silica gel sheet (3), a second heat-insulating aluminum plate (6) is arranged on the outer side of the heat-conducting silica gel sheet (3), a heat-conducting silica gel block (4) is arranged on the side face of the heat-conducting silica gel sheet (3), a water cooling tube (7) is arranged on the outer side of the first heat-insulating aluminum plate (5), a first connecting frame (8) is arranged on the side face of the second heat-insulating aluminum plate (6), a second connecting frame (9) is arranged on the outer side of the first connecting frame (8), and a first screw (10) is arranged on the side face of the second connecting frame (9).
2. The mine safety valve with high sealing performance according to claim 1, wherein a first flange plate (12) is arranged at one end of the first valve pipe (1), a second flange plate (13) is arranged on the side surface of the first flange plate (12), a second screw (15) is arranged on the inner side of the first flange plate (12), and a second nut (16) is arranged on the side surface of the second flange plate (13).
3. The mine safety valve with high sealing performance according to claim 2, wherein a second valve pipe (14) is arranged on the side face of the second flange plate (13), only a third flange plate (17) is arranged at one end of the second valve pipe (14), a first sealing sleeve (18) is arranged on the side face of the third flange plate (17), and a first sealing ring (19) is arranged on the inner side of the first sealing sleeve (18).
4. A mine safety valve with high sealing performance according to claim 3, wherein a third valve tube (20) is provided on the side surface of the second valve tube (14), and a fourth flange (21) is provided at one end of the third valve tube (20).
5. The mine safety valve with high sealing performance according to claim 4, wherein a second sealing sleeve (22) is arranged on the outer side of the fourth flange plate (21), and a second sealing ring (23) is arranged on the inner side of the second sealing sleeve (22).
6. The mine safety valve with high sealing performance according to claim 1, wherein a valve rod (24) is arranged on the inner side of the first valve pipe (1), a spring seat (25) is arranged on the inner side of the first valve pipe (1), and a compression spring (26) is arranged at the lower end of the spring seat (25).
7. The mine safety valve with high sealing performance according to claim 6, wherein a valve flap (27) is arranged at the lower end of the valve rod (24), and a valve seat (28) is arranged at the lower end of the valve flap (27).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322100057.6U CN220452908U (en) | 2023-08-07 | 2023-08-07 | Mine safety valve with high sealing performance |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322100057.6U CN220452908U (en) | 2023-08-07 | 2023-08-07 | Mine safety valve with high sealing performance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220452908U true CN220452908U (en) | 2024-02-06 |
Family
ID=89727293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322100057.6U Active CN220452908U (en) | 2023-08-07 | 2023-08-07 | Mine safety valve with high sealing performance |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220452908U (en) |
-
2023
- 2023-08-07 CN CN202322100057.6U patent/CN220452908U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |