CN219827771U - Leak-proof sealing valve - Google Patents
Leak-proof sealing valve Download PDFInfo
- Publication number
- CN219827771U CN219827771U CN202321245254.0U CN202321245254U CN219827771U CN 219827771 U CN219827771 U CN 219827771U CN 202321245254 U CN202321245254 U CN 202321245254U CN 219827771 U CN219827771 U CN 219827771U
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- sealing
- fixed
- valve body
- valve
- sleeve
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- 238000007789 sealing Methods 0.000 title claims abstract description 159
- 230000006978 adaptation Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 9
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000005299 abrasion Methods 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 230000035699 permeability Effects 0.000 description 2
- 230000005526 G1 to G0 transition Effects 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002285 radioactive effect Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- Sliding Valves (AREA)
Abstract
The utility model provides a leak-proof sealing valve. The sealing device comprises a valve body, wherein a sealing frame is fixed in the valve body, a sealing plate is connected with the inner side of the sealing frame in a collision mode, and a fixing rod is fixedly connected with the center of the sealing plate. According to the leakage-proof sealing valve, the sealing frame and the sealing plate are in sliding interference sealing, the edge of the sealing frame is extremely abraded in the sealing mode, the sealing effect between the sealing frame and the sealing plate is improved, meanwhile, the service life of the sealing valve is prolonged, the connecting cover on the left side of the valve body is fixedly connected with a pipeline through the outer side threads, the problem that the sealing performance between the pipeline and the valve body is low due to a thread gap can be solved, the sealing performance of the sealing valve is further improved through the double sealing effect of the two groups of sealing frames and the sealing plate, the pressure between the two groups of sealing plates can be detected through the pressure gauge, and therefore whether the sealing valve leaks can be intuitively judged.
Description
Technical Field
The utility model relates to the technical field of sealing valves, in particular to a leakage-proof sealing valve.
Background
The valve is a pipeline accessory for opening and closing a pipeline, controlling the flow direction, adjusting and controlling the parameters of a conveying medium, and can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive mediums, slurry, oil products, liquid metal, radioactive mediums and the like.
The existing internal flashboard of the sealing valve is usually disc-shaped and is rotationally opened, but because the flashboard and the inner wall of the valve generate larger friction force when being opened and closed, larger abrasion is generated on the sealing part of the inner wall of the valve, the sealing performance of the valve can be reduced after long-time use, in addition, the valve and a pipeline are usually connected through built-in threads, and the sealing valve fixed by the connection has relatively low sealing performance because the threads have more gaps.
Accordingly, there is a need to provide a leak-proof sealing valve that solves the above-mentioned problems.
Disclosure of Invention
The utility model provides a leakage-proof sealing valve, which solves the problems that the abrasion is large when a flashboard in the existing sealing valve is opened or closed, and the sealing performance of the valve is reduced after long-time use.
In order to solve the technical problems, the leak-proof sealing valve provided by the utility model comprises a valve body, wherein a sealing frame is fixedly arranged in the valve body, a sealing plate is fixedly connected with the inner side of the sealing frame in a collision manner, a fixing rod is fixedly connected to the center of the sealing plate, a knob is fixedly rotated on the outer wall of the right side of the valve body, the joint of the knob and the valve body is in sealing treatment and fixedly connected with the fixing rod, a sleeve is fixedly rotated on the center of the right side of the valve body, the sleeve is sleeved on the outer side of the fixing rod, threads are formed in the surface of the fixing rod, a thread groove matched with the threads on the surface of the fixing rod is formed in the inner wall of the sleeve, a connecting cover is fixedly arranged on the left side and the lower side of the valve body, an annular groove is formed in the left side of the connecting cover and is connected with a pipeline in an embedded manner, a limit ball is fixedly embedded in the inner wall of the connecting cover, a sleeve ring is fixedly connected with the outer side of the limit ball, and threads are formed in the inner wall of the sleeve, and the pipeline are fixedly connected with threads.
Preferably, the inner wall of the sleeve is fixed with a fixed shaft, the inner wall of the fixed rod is provided with an opening chute matched with the diameter of the fixed shaft, the opening chute of the fixed rod is rotationally fixed with a rotating shaft, the front end of the rotating shaft is rectangular, one end of the fixed shaft is provided with an opening chute matched with the rectangular part of the rotating shaft, and the fixed shaft and the rotating shaft are synchronously rotated and slidingly connected.
Preferably, the sealing plate is circular, two groups of sealing blades are rotationally fixed on the inner side of the sealing plate, the sealing blades are rotationally fixed through fixing pieces, and a stationary phase is arranged between the fixing pieces and the rotating shaft.
Preferably, the sealing frame and the sealing plate are both provided with two groups, and a pressure gauge is fixed on the side surface of the valve body and is positioned between the two groups of sealing plates.
Preferably, the inside of valve body is fixed with the stop collar, stop collar slip cap is established in the outside of dead lever, the spacing groove has been seted up to the side of dead lever, the inner wall of stop collar is fixed with the stopper, but dead lever rotation and with the stop collar between sliding connection.
Preferably, the inner wall of the annular groove of the connecting cover is provided with a sealing ring, and the sealing ring is made of rubber.
Compared with the related art, the leakage-proof sealing valve provided by the utility model has the following beneficial effects:
according to the leakage-proof sealing valve, the sealing frame and the sealing plate are in sliding interference sealing, the edge of the sealing frame is extremely abraded in the sealing mode, the sealing effect between the sealing frame and the sealing plate is improved, meanwhile, the service life of the sealing valve is prolonged, the connecting cover on the left side of the valve body is fixedly connected with a pipeline through the outer side threads, the problem that the sealing performance between the pipeline and the valve body is low due to a thread gap can be solved, the sealing performance of the sealing valve is further improved through the double sealing effect of the two groups of sealing frames and the sealing plate, the pressure between the two groups of sealing plates can be detected through the pressure gauge, and therefore whether the sealing valve leaks can be intuitively judged.
Drawings
FIG. 1 is a schematic view of a leak-proof sealing valve according to a preferred embodiment of the present utility model;
FIG. 2 is a schematic view of the internal structure of the fixing rod shown in FIG. 1;
fig. 3 is a schematic side view of the seal plate structure shown in fig. 1.
Reference numerals in the drawings: 1. a valve body; 2. a sealing frame; 3. a sealing plate; 4. a fixed rod; 5. a sleeve; 6. a knob; 7. a connection cover; 8. a limit ball; 9. a collar; 10. a seal ring; 11. a fixed shaft; 12. a rotating shaft; 13. sealing the blade; 14. a fixing piece; 15. a pressure gauge; 16. and a limit sleeve.
Detailed Description
The utility model will be further described with reference to the drawings and embodiments.
Please refer to fig. 1-3 in combination. The utility model provides a sealing valve of preventing leaking, including valve body 1, the inside of valve body 1 is fixed with sealing frame 2, the inboard conflict of sealing frame 2 is connected with closing plate 3, the center department fixedly connected with dead lever 4 of closing plate 3, the right side outer wall rotation of valve body 1 is fixed with knob 6, the fixed continuous between the sealed processing of knob 6 and valve body 1 junction and the dead lever 4, the right side center department rotation of valve body 1 is fixed with sleeve 5, sleeve 5 cover is established in the outside of dead lever 4, the screw thread has been seted up on the surface of dead lever 4, the screw thread looks adaptation thread groove with dead lever 4 has been seted up to the inner wall of sleeve 5, annular groove has all been seted up on the left side of valve body 1 and downside and is fixed with connecting cover 7, the embedding is connected between connecting cover 7 and the pipeline, annular spout and the slip is embedded spacing ball 8, the outside fixedly connected with lantern ring 9 of spacing ball 8, screw thread has been seted up to the inner wall of lantern ring 9 and screw thread is fixed between the pipeline, be sliding seal between sealing frame 2 and the closing plate 3 of this sealing valve, this sealing mode is contradicted between sealing frame 2 to the edge of dead lever 4, seal effect when sealing frame 2 is improved and sealing cover 3 and the pipeline is also set up through the screw thread between the sealing cover 1 and the side of this sealing cover is fixed between the pipeline, can be between the sealing cover 1 and the sealing cover is fixed with the pipe 1, in addition, the sealing cover is set up between the seal effect between the side is solved.
The inner wall of sleeve 5 is fixed with fixed axle 11, open runner with fixed axle 11 diameter looks adaptation has been seted up to the inner wall of dead lever 4, open runner internal rotation of dead lever 4 is fixed with pivot 12, the front end of pivot 12 sets up to the rectangle, open runner with pivot 12 rectangle partial adaptation has been seted up to the one end of fixed axle 11, synchronous rotation and sliding connection between fixed axle 11 and the pivot 12, through being provided with fixed axle 11 and pivot 12, sleeve 5 can impel dead lever 4 when rotatory, make sealing plate 3 break away from sealing frame 2 when dead lever 4 impels, thereby realize the switching of valve body 1, fixed axle 11 can drive pivot 12 rotation when following sleeve 5 rotation.
The sealing plate 3 is arranged to be round, two groups of sealing blades 13 are fixedly arranged on the inner side in a rotating mode, the sealing blades 13 are fixedly arranged in a rotating mode through fixing pieces 14, the fixing pieces 14 are fixedly connected with a rotating shaft 12, the sealing blades 13 are arranged to be opened when the sealing plate 3 is separated from the sealing frame 2, and the permeability of the sealing valve can be improved through the arrangement, so that the transmission rate of the sealing valve is improved.
Sealing frame 2 and closing plate 3 all are provided with two sets of, and the side of valve body 1 is fixed with manometer 15, and manometer 15 is located between two sets of closing plates 3, can have dual seal's effect through setting up two sets of sealing frame 2 and closing plate 3, further improves the leakproofness of this sealing valve, can detect the pressure between two sets of closing plates 3 through setting up manometer 15 to can judge directly perceivedly whether the sealing valve is revealed.
The inside of valve body 1 is fixed with stop collar 16, and stop collar 16 slip cap is established in the outside of dead lever 4, and the spacing groove has been seted up to the side of dead lever 4, and the inner wall of stop collar 16 is fixed with the stopper, and dead lever 4 is rotatable and with sliding connection between the stop collar 16, can carry out spacingly to dead lever 4 through setting up stop collar 16, and sliding connection between the inside stopper of stop collar 16 and the spacing groove in dead lever 4 surface can realize the slip propulsion of dead lever 4 simultaneously.
The inner wall of the annular groove of the connecting cover 7 is provided with a sealing ring 10, the sealing ring 10 is made of rubber, and the sealing performance between the connecting cover 7 and a pipeline can be improved by arranging the sealing ring 10.
The utility model provides a leak-proof sealing valve, which has the following working principle:
the first step: when the sealing valve is used, the connecting cover 7 on the left side of the valve body 1 can be sleeved at a pipeline port, then the lantern ring 9 on the left side of the connecting cover 7 is rotated, the lantern ring 9 is fixed on the outer side of a pipeline in a threaded connection mode, meanwhile, the lantern ring 9 tightens the connecting cover 7 through the limiting ball 8 to enable the connecting cover 7 to be tightly attached to the pipeline, the sealing ring 10 on the inner side of the connecting cover 7 seals the pipeline and the connecting cover 7, and the sealing performance between the sealing valve and the pipeline is improved in a connection mode by reducing abrasion between the sealing valve and the pipeline.
And a second step of: after the sealing valve is installed, the sealing valve is doubly sealed by the two groups of sealing frames 2 and the sealing plate 3 inside the valve body 1, the sealing plate 3 is opened and closed in a mode of pushing the fixing rod 4 by the rotary sleeve 5, and the sealing blades 13 on the surface of the sealing plate 3 are rotated to be opened when the sealing plate 3 is opened, so that the permeability of the sealing valve can be improved, the transmission rate of the valve is improved, the fixing rod 4 can be limited by the limiting sleeve 16, and meanwhile, the sliding pushing of the fixing rod 4 can be realized by the sliding connection between the limiting block on the inner side of the limiting sleeve 16 and the limiting groove on the surface of the fixing rod 4.
Compared with the related art, the leakage-proof sealing valve provided by the utility model has the following beneficial effects: the sealing frame 2 and the sealing plate 3 of the sealing valve are in sliding interference sealing, the edge abrasion of the sealing frame 2 is extremely small by the sealing mode, the sealing effect between the sealing frame 2 and the sealing plate 3 is improved, the service life of the sealing valve is prolonged, the connecting cover 7 on the left side of the valve body 1 is fixedly connected with a pipeline through outer threads, the problem that the sealing performance between the pipeline and the valve body 1 is low due to a thread gap can be solved by the arrangement, the sealing effect of the double sealing can be achieved by the arrangement of the two groups of sealing frames 2 and the sealing plate 3, the sealing performance of the sealing valve is further improved, the pressure between the two groups of sealing plates 3 can be detected by the arrangement of the pressure gauge 15, and accordingly whether the sealing valve leaks can be intuitively judged.
The foregoing description is only illustrative of the present utility model and is not intended to limit the scope of the utility model, and all equivalent structures or equivalent processes or direct or indirect application in other related technical fields are included in the scope of the present utility model.
Claims (6)
1. A leak-proof sealing valve comprising a valve body (1), characterized in that: the inside of valve body (1) is fixed with sealing frame (2), the inboard conflict of sealing frame (2) is connected with closing plate (3), the center department fixedly connected with dead lever (4) of closing plate (3), the right side outer wall rotation of valve body (1) is fixed with knob (6), fixed linking to each other between knob (6) and valve body (1) junction sealing treatment and dead lever (4), the right side center department rotation of valve body (1) is fixed with sleeve (5), sleeve (5) cover is established in the outside of dead lever (4), the screw thread has been seted up on the surface of dead lever (4), the screw thread groove with dead lever (4) surface screw thread looks adaptation has been seted up to the inner wall of sleeve (5), the left side and the downside of valve body (1) all are fixed with junction housing (7), annular groove and with the embedding between the pipeline are seted up in the left side of junction housing (7), annular spout and slip embedded limit ball (8) have been seted up to the inner wall of junction housing (7), the outside of sleeve (8) has set up spacing collar (9) and screw thread between the fixed collar (9).
2. The leak-proof sealing valve according to claim 1, characterized in that the inner wall of the sleeve (5) is fixed with a fixed shaft (11), an open chute matched with the diameter of the fixed shaft (11) is formed in the inner wall of the fixed rod (4), a rotating shaft (12) is rotationally fixed in the open chute of the fixed rod (4), the front end of the rotating shaft (12) is rectangular, an open chute matched with the rectangular part of the rotating shaft (12) is formed in one end of the fixed shaft (11), and the fixed shaft (11) and the rotating shaft (12) are synchronously rotated and slidingly connected.
3. A leak-proof sealing valve according to claim 2, characterized in that the sealing plate (3) is arranged in a circular shape and two sets of sealing blades (13) are rotatably fixed on the inner side, the sealing blades (13) are rotatably fixed by fixing pieces (14), and the fixing pieces (14) are fixedly connected with the rotating shaft (12).
4. The leak-proof sealing valve according to claim 1, wherein the sealing frame (2) and the sealing plates (3) are provided with two groups, a pressure gauge (15) is fixed on the side surface of the valve body (1), and the pressure gauge (15) is located between the two groups of sealing plates (3).
5. The leak-proof sealing valve according to claim 1, wherein a limit sleeve (16) is fixed in the valve body (1), the limit sleeve (16) is slidably sleeved outside the fixed rod (4), a limit groove is formed in the side surface of the fixed rod (4), a limit block is fixed on the inner wall of the limit sleeve (16), and the fixed rod (4) is non-rotatable and is slidably connected with the limit sleeve (16).
6. The leak-proof sealing valve according to claim 1, characterized in that the inner wall of the annular groove of the connecting cover (7) is provided with a sealing ring (10), and the sealing ring (10) is made of rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321245254.0U CN219827771U (en) | 2023-05-22 | 2023-05-22 | Leak-proof sealing valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321245254.0U CN219827771U (en) | 2023-05-22 | 2023-05-22 | Leak-proof sealing valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219827771U true CN219827771U (en) | 2023-10-13 |
Family
ID=88279577
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321245254.0U Active CN219827771U (en) | 2023-05-22 | 2023-05-22 | Leak-proof sealing valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219827771U (en) |
-
2023
- 2023-05-22 CN CN202321245254.0U patent/CN219827771U/en active Active
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