CN220505854U - Piston type electromagnetic valve - Google Patents
Piston type electromagnetic valve Download PDFInfo
- Publication number
- CN220505854U CN220505854U CN202322072237.8U CN202322072237U CN220505854U CN 220505854 U CN220505854 U CN 220505854U CN 202322072237 U CN202322072237 U CN 202322072237U CN 220505854 U CN220505854 U CN 220505854U
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- sealing
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- 238000007789 sealing Methods 0.000 claims abstract description 100
- 230000000694 effects Effects 0.000 abstract description 9
- 230000032683 aging Effects 0.000 abstract description 2
- 230000000087 stabilizing effect Effects 0.000 description 7
- 210000001503 joint Anatomy 0.000 description 4
- 238000001125 extrusion Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000003679 aging effect Effects 0.000 description 2
- 238000003780 insertion Methods 0.000 description 2
- 230000037431 insertion Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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- Magnetically Actuated Valves (AREA)
Abstract
The utility model discloses a piston type electromagnetic valve, which relates to the technical field of electromagnetic valves and comprises a connecting pipeline, wherein an air inlet and an air outlet are symmetrically formed in two ends of the connecting pipeline, a valve seat is arranged in the middle of the top of the connecting pipeline, an electromagnetic valve main body is arranged at the top of the valve seat, a piston valve core penetrates through the connecting pipeline and is connected with the valve seat in the connecting pipeline, a valve sleeve is arranged at the bottom of the connecting pipeline, a valve is arranged in the middle of the valve sleeve, and a sealing assembly is arranged in the valve sleeve. According to the utility model, the valve body is sealed through the arranged sealing assembly, the first sealing and the limiting of the piston valve core are realized through the arranged first sealing ring and the limiting baffle, the second sealing of the valve body is realized through the arranged sector block, the second sealing ring and the sector groove, the sealing effect is improved, and the sealing effect is prevented from being influenced by the aging of the sealing ring after the first sealing ring is used for a long time.
Description
Technical Field
The utility model relates to the technical field of electromagnetic valves, in particular to a piston type electromagnetic valve.
Background
The electromagnetic valve is used in gas pipeline, when the electromagnetic coil generates electromagnetic force to lift the piston from the valve seat, the spring of the piston cavity inside the valve body compresses and deforms, and the valve inside the valve seat is opened; when the power is off, the electromagnetic force is eliminated, and the spring in compression deformation can rebound the piston member downwards and seal the valve closed through the valve core.
However, the existing piston electromagnetic valve has poor sealing performance of the piston valve core to the valve, the existing sealing assembly is mainly provided with a sealing ring for sealing, the sealing effect is not ideal, and the sealing ring can be aged after being used for a long time, so that the sealing effect is affected, and the problem is solved by the piston electromagnetic valve.
Disclosure of Invention
The utility model mainly aims to provide a piston type electromagnetic valve which can effectively solve the problems in the background technology.
In order to achieve the above purpose, the technical scheme adopted by the utility model is as follows:
the piston type electromagnetic valve comprises a connecting pipeline, an air inlet and an air outlet are symmetrically formed in two ends of the connecting pipeline, a valve seat is arranged in the middle of the top of the connecting pipeline, an electromagnetic valve main body is arranged at the top end of the valve seat, the valve seat is communicated with the inside of the connecting pipeline, a piston valve core is arranged at the bottom of the electromagnetic valve main body, the piston valve core penetrates through the connecting pipeline and is connected with the valve seat in the connecting pipeline, a valve sleeve is arranged at the bottom of the connecting pipeline, a valve is arranged in the middle of the valve sleeve, a sealing component is arranged in the valve sleeve, and the sealing component is correspondingly arranged with the piston valve core.
Preferably, the sealing component comprises a first sealing ring arranged at the top of the valve sleeve, the outer wall of the first sealing ring is tightly attached to the inner wall of the valve sleeve, the outer wall of the first sealing ring is fixedly provided with bumps, the bumps are four groups and are uniformly distributed on the outer wall of the first sealing ring respectively, the inner wall of the valve sleeve is provided with a clamping groove, the clamping groove is correspondingly arranged with the bumps, and the first sealing ring is positioned at the position, close to the port, of the inner part of the valve sleeve.
Preferably, the bottom fixed mounting of first sealing washer has limit baffle, limit baffle is the inside that L shape is located the valve cover with first sealing washer, and the centre of limit baffle has seted up logical groove, limit baffle is the bottom that the annular is located first sealing washer.
Preferably, the bottom fixedly connected with second sealing washer of limit baffle, and the outer wall joint of second sealing washer is on the inner wall of valve cover, the outer wall of second sealing washer closely laminates with the inner wall of valve cover, and second sealing washer and first sealing washer correspond the setting, fan-shaped groove has been seted up at the top of second sealing washer, and fan-shaped groove has four groups, evenly distributed respectively at the top of second sealing washer.
Preferably, the sealing assembly further comprises a sector block arranged at the bottom of the piston valve core, the top of the sector block is fixedly connected with a T-shaped sliding rail, the T-shaped sliding rail is correspondingly arranged with the sector block, the sector block is provided with four groups of sector blocks which are symmetrically distributed at the bottom of the piston valve core respectively, the sector block is correspondingly arranged with a sector groove, the bottom of the piston valve core is provided with a sliding groove, the sector block is connected with the piston valve core through the T-shaped sliding rail in an inserting mode, the middle of the bottom of the piston valve core is provided with an inserting groove, and the inserting groove is communicated with the middle of the four groups of sector blocks.
Preferably, the sealing assembly further comprises an ejector rod arranged on the inner wall of the bottom of the valve sleeve, the ejector rod is positioned in the middle of the valve sleeve, the top end of the ejector rod is correspondingly arranged with the inserting groove of the bottom of the piston valve core, the outer wall of the ejector rod is fixedly connected with a stabilizing support, one end of the stabilizing support, far away from the ejector rod, is fixedly connected on the inner wall of the valve sleeve, and the stabilizing supports are in three groups and are respectively and uniformly distributed on the outer wall of the ejector rod.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the sealing of the valve body is realized through the arranged sealing assembly, when the piston valve core is in butt joint with the valve sleeve, the first sealing and the limiting of the piston valve core are realized through the arranged first sealing ring and the limiting baffle, meanwhile, the ejector rod is inserted into the insertion groove at the bottom of the piston valve core, so that the extrusion of the sector block at the bottom of the piston valve core is realized, the sector block is inserted into the sector groove at the top of the second sealing ring, the second sealing of the valve body is realized, the sealing effect is improved, and the sealing effect is prevented from being influenced by the aging of the sealing ring after the first sealing ring is used for a long time.
Drawings
FIG. 1 is a perspective view of the device of the present utility model;
FIG. 2 is a schematic view of the overall plane of the device of the present utility model;
FIG. 3 is a schematic cross-sectional view of a connecting conduit according to the present utility model;
FIG. 4 is a schematic view of the seal assembly of the present utility model from a first perspective;
fig. 5 is a schematic view of the seal assembly of the present utility model from a second perspective.
In the figure: 1. a connecting pipe; 2. a valve seat; 3. a solenoid valve main body; 4. an air inlet; 5. an air outlet; 6. a piston valve core; 7. a valve; 8. a valve sleeve; 9. a seal assembly; 10. a first seal ring; 11. a bump; 12. a clamping groove; 13. a limit baffle; 14. a second seal ring; 15. a fan-shaped groove; 16. a sector block; 17. a T-shaped slide rail; 18. a plug-in groove; 19. an ejector rod; 20. a stabilizing support; 21. and a sliding groove.
Detailed Description
The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.
Referring to fig. 1 to 5, the piston type electromagnetic valve comprises a connecting pipe 1, and is characterized in that: the two ends of the connecting pipeline 1 are symmetrically provided with an air inlet 4 and an air outlet 5, a valve seat 2 is arranged in the middle of the top of the connecting pipeline 1, the top end of the valve seat 2 is provided with a solenoid valve main body 3, the valve seat 2 is communicated inside the connecting pipeline 1, the bottom of the solenoid valve main body 3 is provided with a piston valve core 6, the piston valve core 6 penetrates through the connecting pipeline 1 and is connected with the valve seat 2 inside the connecting pipeline 1, the bottom of the connecting pipeline 1 is provided with a valve sleeve 8, a valve 7 is arranged in the middle of the valve sleeve 8, a sealing component 9 is arranged inside the valve sleeve 8, and the sealing component 9 is correspondingly arranged with the piston valve core 6;
referring to fig. 1, fig. 2, fig. 3, fig. 4 and fig. 5, the sealing assembly 9 comprises a first sealing ring 10 arranged at the top of the valve sleeve 8, the outer wall of the first sealing ring 10 is tightly attached to the inner wall of the valve sleeve 8, the outer wall of the first sealing ring 10 is fixedly provided with a convex block 11, the convex blocks 11 are respectively and uniformly distributed on the outer wall of the first sealing ring 10, the inner wall of the valve sleeve 8 is provided with a clamping groove 12, the clamping groove 12 and the convex block 11 are correspondingly arranged, the first sealing ring 10 is positioned at a position close to a port in the valve sleeve 8, the bottom of the first sealing ring 10 is fixedly provided with a limit baffle 13, the limit baffle 13 and the first sealing ring 10 are in an L shape and are positioned in the valve sleeve 8, a through groove is formed in the middle of the limit baffle 13, the limit baffle 13 is annularly positioned at the bottom of the first sealing ring 10, the bottom of the limit baffle 13 is fixedly connected with a second sealing ring 14, the outer wall of the second sealing ring 14 is respectively and uniformly distributed on the inner wall of the valve sleeve 8, the outer wall of the second sealing ring 14 is tightly attached to the inner wall of the valve sleeve 8, the second sealing ring 14 and the valve sleeve 8 are correspondingly arranged with the second sealing ring 14 and the valve core 10 are correspondingly arranged at the top of the valve core 6 and the valve core 6 through the corresponding to the first sealing ring 10 and the fourth sealing ring 10, when the sealing ring 10 and the fourth sealing ring 10 and the valve core 6 are correspondingly arranged at the top of the valve core 6 and the sealing ring 6 is respectively;
the sealing assembly 9 further comprises a sector block 16 arranged at the bottom of the piston valve core 6, the top of the sector block 16 is fixedly connected with a T-shaped sliding rail 17, the T-shaped sliding rail 17 is arranged corresponding to the sector block 16, the sector block 16 is provided with four groups and is symmetrically distributed at the bottom of the piston valve core 6, the sector block 16 is arranged corresponding to the sector groove 15, a sliding groove 21 is formed in the bottom of the piston valve core 6, the sector block 16 is connected with the piston valve core 6 through the T-shaped sliding rail 17 in an inserted manner, a plug groove 18 is formed in the middle of the bottom of the piston valve core 6, and the plug groove 18 is communicated among the four groups of sector blocks 16;
the sealing component 9 further comprises an ejector rod 19 arranged on the inner wall of the bottom of the valve sleeve 8, the ejector rod 19 is positioned in the middle of the valve sleeve 8, the top end of the ejector rod 19 is correspondingly arranged with the inserting groove 18 of the bottom of the piston valve core 6, the outer wall of the ejector rod 19 is fixedly connected with a stabilizing support 20, one end of the stabilizing support 20, which is far away from the ejector rod 19, is fixedly connected with the inner wall of the valve sleeve 8, and the stabilizing supports 20 are in three groups and are respectively and uniformly distributed on the outer wall of the ejector rod 19, meanwhile, the ejector rod 19 is inserted into the inserting groove 18 of the bottom of the piston valve core 6, so that the extrusion of the sector block 16 of the bottom of the piston valve core 6 is realized, the sector block 16 is inserted into the sector groove 15 of the top of the second sealing ring 14, the second sealing of the valve body is realized, the sealing effect is improved, and the aging effect of the sealing ring is prevented after the first sealing ring 10 is used for a long time.
It should be noted that, the utility model is a piston type electromagnetic valve, when in use, the electromagnetic valve main body 3 is driven to drop the bottom piston valve core 6, thus the piston valve core 6 is inserted into the valve 7, the piston valve core 6 is in butt joint with the valve sleeve 8, simultaneously, the outer wall of the piston valve core 6 is in contact with the first sealing ring 10 on the inner wall of the valve sleeve 8 in the butt joint process of the piston valve core 6, the bottom of the piston valve core 6 is in contact with the limit baffle 13, thus limiting the piston valve core 6, realizing the first sealing of the valve body, simultaneously, in the butt joint process, the ejector rod 19 in the valve sleeve 8 is inserted into the insertion groove 18 at the bottom of the piston valve core 6, thus the sector block 16 at the bottom of the piston valve core 6 moves to the periphery in the extrusion process, the T-shaped sliding rail 17 at the top of the sector block 16 slides along the sliding groove 21 at the bottom of the piston valve core 6, the sector block 16 is inserted into the sector groove 15 at the top of the second sealing ring 14, thus realizing the second sealing of the device, simultaneously, increasing the stability of the device, increasing the sealing effect, and preventing the aging effect of the sealing device caused by the long-time use of the first sealing ring 10.
The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (6)
1. Piston solenoid valve, including connecting tube (1), its characterized in that: air inlet (4) and gas outlet (5) have been seted up to the both ends symmetry of connecting tube (1), be provided with disk seat (2) in the middle of the top of connecting tube (1), and the top of disk seat (2) is provided with solenoid valve main part (3), disk seat (2) intercommunication is in the inside of connecting tube (1), the bottom of solenoid valve main part (3) is provided with piston case (6), and piston case (6) run through connecting tube (1) and disk seat (2) and connect in the inside of connecting tube (1), the bottom of connecting tube (1) is provided with valve cover (8), and the centre of valve cover (8) is provided with valve (7), the inside of valve cover (8) is provided with sealing component (9), and sealing component (9) correspond setting with piston case (6).
2. The piston solenoid valve of claim 1 wherein: sealing component (9) are including setting up first sealing washer (10) at valve cover (8) top, and the outer wall of first sealing washer (10) closely laminates with the inner wall of valve cover (8), fixed mounting has lug (11) on the outer wall of first sealing washer (10), and lug (11) have four groups, evenly distributed respectively on the outer wall of first sealing washer (10), draw-in groove (12) have been seted up on the inner wall of valve cover (8), and draw-in groove (12) correspond with lug (11) and set up, the inside that first sealing washer (10) are located valve cover (8) is close to the position of port.
3. The piston solenoid valve of claim 2 wherein: the bottom fixed mounting of first sealing washer (10) has limit baffle (13), limit baffle (13) are the inside that L shape is located valve cover (8) with first sealing washer (10), and the centre of limit baffle (13) has seted up logical groove, limit baffle (13) are the bottom that the annular is located first sealing washer (10).
4. A piston solenoid valve according to claim 3 wherein: the bottom fixedly connected with second sealing washer (14) of limit baffle (13), and the outer wall joint of second sealing washer (14) is on the inner wall of valve cover (8), the outer wall of second sealing washer (14) closely laminates with the inner wall of valve cover (8), and second sealing washer (14) correspond the setting with first sealing washer (10), fan-shaped groove (15) have been seted up at the top of second sealing washer (14), and fan-shaped groove (15) have four groups, evenly distributed respectively at the top of second sealing washer (14).
5. The piston solenoid valve of claim 1 wherein: seal assembly (9) are still including installing sector (16) in piston case (6) bottom, the top fixedly connected with T shape slide rail (17) of sector (16), and T shape slide rail (17) set up with sector (16) correspondence, sector (16) have four groups, and symmetrical distribution is in the bottom of piston case (6) respectively, sector (16) set up with sector groove (15) correspondence, spout (21) have been seted up to the bottom of piston case (6), and sector (16) are connected with piston case (6) in the inside of spout (21) through T shape slide rail (17), spliced groove (18) have been seted up in the middle of the bottom of piston case (6), and spliced groove (18) intercommunication is in the middle of four groups of sector (16).
6. The piston solenoid valve of claim 1 wherein: seal assembly (9) still including installing ejector rod (19) on the inner wall of valve cover (8) bottom, and ejector rod (19) are located the centre of valve cover (8), the top of ejector rod (19) corresponds setting with spliced groove (18) of piston case (6) bottom, fixedly connected with steady rest (20) on the outer wall of ejector rod (19), the one end fixed connection that ejector rod (19) was kept away from to steady rest (20) is on the inner wall of valve cover (8), and steady rest (20) have three groups, evenly distributed respectively on the outer wall of ejector rod (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322072237.8U CN220505854U (en) | 2023-08-03 | 2023-08-03 | Piston type electromagnetic valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322072237.8U CN220505854U (en) | 2023-08-03 | 2023-08-03 | Piston type electromagnetic valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220505854U true CN220505854U (en) | 2024-02-20 |
Family
ID=89869533
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322072237.8U Active CN220505854U (en) | 2023-08-03 | 2023-08-03 | Piston type electromagnetic valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220505854U (en) |
-
2023
- 2023-08-03 CN CN202322072237.8U patent/CN220505854U/en active Active
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