CN208457254U - A kind of soft seal fixing ball valve - Google Patents
A kind of soft seal fixing ball valve Download PDFInfo
- Publication number
- CN208457254U CN208457254U CN201821107945.3U CN201821107945U CN208457254U CN 208457254 U CN208457254 U CN 208457254U CN 201821107945 U CN201821107945 U CN 201821107945U CN 208457254 U CN208457254 U CN 208457254U
- Authority
- CN
- China
- Prior art keywords
- sphere
- valve body
- annular
- valve
- flow orifice
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of soft seal fixing ball valves, including valve body, there is valve seat in the side of the valve body by clamping screw abutting joint, the inside of the valve body is rotatably equipped with sphere by bearing, and sphere radially offers flow orifice, the bull stick connection of described sphere one end extends to the outside of valve body, and it is fixedly connected with valve rod, the valve rod is fixedly connected with release handle far from one end of sphere, first annular sealing ring is mounted on the inner wall for the flow orifice periphery that the valve seat and valve body are located at sphere, the first annular sealing ring is close to the side wall of the flow orifice periphery of sphere, the valve seat and valve body are fixedly welded with annular convex platform close to the position of sphere.Two sides in the utility model in sphere are provided with first annular sealing ring and the second ring type seal, carry out dual-seal, the second sealing ring is close to the side wall of sphere flow orifice periphery always under the action of support spring simultaneously, increases the service life of sealing ring, improves sealing effect.
Description
Technical field
The utility model relates to ball valve technical field more particularly to a kind of soft seal fixing ball valves.
Background technique
Ball valve (ball valve), the valve that opening and closing element (sphere) is driven by valve rod, and rotated around ball valve axis
Door.Also it can be used for the adjusting and control of fluid, wherein the metal valve of sealing V-type ball valve its V-type core and pile-up welding hard alloy firmly
There is very strong shearing force, the medium especially suitable for fibre-bearing, small solid pellet etc. between seat.And multi-pass ball valve is in pipeline
On not only can flexibly control the interflow of medium, shunt and the switching of flow direction, while any channel can also be closed and make other two
Channel is connected.This class valve should be generally horizontally mounted in the duct.Ball valve is divided into according to driving method: pneumatic ball valve, electronic
Ball valve, manual ball valve.
Traditional ball valve is undesirable in the sealing effect of the sealing ring by being fixedly mounted, in the rotation of sphere long term frequent
In the case of, sealing ring is easy to be worn, and causes seal leakage, is unable to satisfy the demand of user, we design one thus
Kind soft seal fixing ball valve, to solve the above problems.
Summary of the invention
Purpose of the utility model is to solve disadvantages existing in the prior art, and a kind of soft seal proposed is fixed
Ball valve.
To achieve the goals above, the utility model adopts the technical scheme that
There is valve seat in the side of a kind of soft seal fixing ball valve, including valve body, the valve body by clamping screw abutting joint,
The inside of the valve body is rotatably equipped with sphere by bearing, and sphere radially offers flow orifice, described sphere one end
Bull stick connects the outside for extending to valve body, and is fixedly connected with valve rod, and the valve rod is fixedly connected with tune far from one end of sphere
Handle is saved, is mounted on first annular sealing ring on the inner wall for the flow orifice periphery that the valve seat and valve body are located at sphere, described the
One ring type seal is close to the side wall of the flow orifice periphery of sphere, and the valve seat and valve body are fixedly welded close to the position of sphere
There is annular convex platform, the annular convex platform offers annular notches close to the side of sphere, is equidistantly positioned in the annular notches
There is support spring, the support spring is fixedly connected with annular retractable plate, and annular retractable plate extends to the outside of annular notches,
One end that the annular retractable plate is located at outside annular notches is fixedly welded with mounting ring, and the mounting ring is viscous towards the side of sphere
It is connected to the second ring type seal, second ring type seal is close to the side wall of the flow orifice periphery of sphere.
Preferably, second ring type seal is between flow orifice and first annular sealing ring.
Preferably, the valve seat and valve body are provided with connecting flange far from one end of sphere, and by connecting flange and
Screw is tightened to connect with pipeline.
Preferably, the outside of the valve rod is provided with protective casing.
Compared with prior art, the utility model has the beneficial effects that the two sides in the utility model in sphere are respectively provided with
There are first annular sealing ring and the second ring type seal, carry out dual-seal, improves leakproofness, while the second sealing ring is supporting
Always it is close to the side wall of sphere flow orifice periphery under the action of spring, increases the service life of sealing ring, while improves close
Effect is sealed, is suitable for promoting the use of.
Detailed description of the invention
Fig. 1 be the utility model proposes a kind of soft seal fixing ball valve structural schematic diagram；
Fig. 2 be the utility model proposes a kind of soft seal fixing ball valve annular convex platform at structural schematic diagram；
Fig. 3 is enlarged drawing at the A in Fig. 1.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.
Referring to Fig.1-3, a kind of soft seal fixing ball valve, including valve body 1, the side of valve body 1 is docked by clamping screw pacifies
Equipped with valve seat 2, valve seat 2 is provided with connecting flange far from one end of sphere 3 with valve body 1, and by connecting flange and tightens spiral shell
Silk is connect with pipeline, and the inside of valve body 1 is rotatably equipped with sphere 3 by bearing, and sphere 3 radially offers flow orifice, ball
The bull stick connection of 3 one end of body extends to the outside of valve body 1, and is fixedly connected with valve rod 4, and the outside of valve rod 4 is provided with protecting crust
Body, valve rod 4 are fixedly connected with release handle 5 far from one end of sphere 3, and valve seat 2 and valve body 1 are located at the flow orifice periphery of sphere 3
First annular sealing ring 6 is mounted on inner wall, first annular sealing ring 6 is close to the side wall of the flow orifice periphery of sphere 3, valve seat
2 are fixedly welded with annular convex platform 7 close to the position of sphere 3 with valve body 1, and annular convex platform 7 offers ring close to the side of sphere 3
Shape notch, support spring 8 has been equidistantly positioned in annular notches, and support spring 8 is fixedly connected with annular retractable plate 9, and annular
Expansion plate 9 extends to the outside of annular notches, and one end that annular retractable plate 9 is located at outside annular notches is fixedly welded with mounting ring
10, the side of mounting ring 10 towards sphere 3 is bonded with the second ring type seal 11, and the second ring type seal 11 is close to sphere 3
The side wall of flow orifice periphery, the second ring type seal 11 is between flow orifice and first annular sealing ring 6.
When the utility model is used, first annular sealing ring 6 and the second ring type seal 11 are all close to the setting of sphere 3,
The effect of dual-seal is played, improves leakproofness, while the second sealing ring 11 is in support spring 8, annular retractable plate 9 and mounting ring
Under the action of 10, even if there is abrasion, it also can guarantee the side wall for being close to 3 flow orifice of sphere periphery always, ensure that sealing
Property, the service life of sealing ring is increased, while improving sealing effect, is suitable for promoting the use of.
The preferable specific embodiment of the above, only the utility model, but the protection scope of the utility model is not
It is confined to this, anyone skilled in the art is within the technical scope disclosed by the utility model, practical according to this
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (4)
1. a kind of soft seal fixing ball valve, including valve body (1), which is characterized in that the side of the valve body (1) passes through clamping screw
Abutting joint has valve seat (2), and the inside of the valve body (1) is rotatably equipped with sphere (3) by bearing, and sphere (3) is radially
Flow orifice is offered, the bull stick connection of described sphere (3) one end extends to the outside of valve body (1), and is fixedly connected with valve rod
(4), the valve rod (4) is fixedly connected with release handle (5) far from the one end of sphere (3), and the valve seat (2) is located at valve body (1)
It is mounted on first annular sealing ring (6) on the inner wall of the flow orifice periphery of sphere (3), the first annular sealing ring (6) is tight
The side wall of the flow orifice periphery of sphere (3) is pasted, the valve seat (2) is fixedly welded with valve body (1) close to the position of sphere (3)
Annular convex platform (7), the annular convex platform (7) offer annular notches close to the side of sphere (3), equidistant in the annular notches
From being provided with support spring (8), the support spring (8) is fixedly connected with annular retractable plate (9), and annular retractable plate (9) prolongs
The outside of annular notches is extended to, the annular retractable plate (9) is located at one end outside annular notches and is fixedly welded with mounting ring (10),
The side of mounting ring (10) towards the sphere (3) is bonded with the second ring type seal (11), second ring type seal
(11) it is close to the side wall of the flow orifice periphery of sphere (3).
2. a kind of soft seal fixing ball valve according to claim 1, which is characterized in that second ring type seal (11)
Between flow orifice and first annular sealing ring (6).
3. a kind of soft seal fixing ball valve according to claim 1, which is characterized in that the valve seat (2) and valve body (1) are remote
One end from sphere (3) is provided with connecting flange, and passes through connecting flange and tighten screw and connect with pipeline.
4. a kind of soft seal fixing ball valve according to claim 1, which is characterized in that the external setting of the valve rod (4)
There is protective casing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821107945.3U CN208457254U (en) | 2018-07-13 | 2018-07-13 | A kind of soft seal fixing ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821107945.3U CN208457254U (en) | 2018-07-13 | 2018-07-13 | A kind of soft seal fixing ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208457254U true CN208457254U (en) | 2019-02-01 |
Family
ID=65171057
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821107945.3U Expired - Fee Related CN208457254U (en) | 2018-07-13 | 2018-07-13 | A kind of soft seal fixing ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208457254U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112683467A (en) * | 2021-01-23 | 2021-04-20 | 温州海川检验有限公司 | Full-automatic ball valve gas tightness detection device |
| CN113074263A (en) * | 2021-03-27 | 2021-07-06 | 贺果 | Improved double-sealing high-temperature high-pressure elastic ball valve |
-
2018
- 2018-07-13 CN CN201821107945.3U patent/CN208457254U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112683467A (en) * | 2021-01-23 | 2021-04-20 | 温州海川检验有限公司 | Full-automatic ball valve gas tightness detection device |
| CN113074263A (en) * | 2021-03-27 | 2021-07-06 | 贺果 | Improved double-sealing high-temperature high-pressure elastic ball valve |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190201 Termination date: 20210713 |