CN212564501U - High-performance ball valve with automatic sealing compensation function - Google Patents
High-performance ball valve with automatic sealing compensation function Download PDFInfo
- Publication number
- CN212564501U CN212564501U CN202021285197.5U CN202021285197U CN212564501U CN 212564501 U CN212564501 U CN 212564501U CN 202021285197 U CN202021285197 U CN 202021285197U CN 212564501 U CN212564501 U CN 212564501U
- Authority
- CN
- China
- Prior art keywords
- valve
- spheroid
- valve body
- ball
- valve rod
- 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
Links
- 238000007789 sealing Methods 0.000 title claims abstract description 25
- 238000012856 packing Methods 0.000 claims abstract description 9
- 239000012530 fluid Substances 0.000 claims abstract description 5
- 239000002184 metal Substances 0.000 claims description 7
- -1 polytetrafluoroethylene Polymers 0.000 claims description 6
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 6
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 229910000677 High-carbon steel Inorganic materials 0.000 claims description 3
- 239000012535 impurity Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 2
- 239000000945 filler Substances 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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- Taps Or Cocks (AREA)
- Lift Valve (AREA)
Abstract
The utility model discloses an automatic high performance ball valve of sealed compensation, including valve body, spheroid and valve rod chamber, logical groove has been seted up at the spheroid middle part, the valve body both sides are all through bolt fixed connection valve gap, the fluid groove with leading to the same diameter of groove is seted up at the valve gap middle part, the spheroid below is equipped with the bearing, spheroid and bearing inner ring fixed connection, the bearing is inlayed inside the valve body, spheroid top fixed connection valve rod, valve rod chamber below is equipped with the stopping, the stopping top is equipped with the packing clamping ring, packing clamping ring top is equipped with second disc spring. This kind of automatic sealing compensation's high performance ball valve, sealed pad appear wearing and tearing when more serious, the sealed change of filling up of being convenient for, when impurity appears in the valve body inside simultaneously, be convenient for advance the clearance to the valve body is inside, the spheroid bottom is equipped with the bearing, has reduced the frictional force between spheroid and the valve body, the spheroidal rotation of being more convenient for.
Description
Technical Field
The utility model relates to a valve seal technical field specifically is an automatic high performance ball valve of sealing compensation.
Background
Ball valves are used in pipelines primarily to shut off, distribute and change the direction of flow of a medium. The sealing filler between the valve body and the valve rod of the existing ball valve is a common planar tetrafluoro gasket, after the valve is opened and closed for a period of time, the inner wall of the tetrafluoro gasket is abraded to a certain extent due to the rotation of the valve rod, so that a medium in the valve is easy to leak out from the valve rod, and the valve rod of the ball valve is installed from top to bottom and can be directly pulled in and pulled out; the existing ball valve internal sealing structure is sealed by extruding a valve seat when a valve core is subjected to medium pressure, and the valve seat is easy to wear and has large operating torque. To this end, we propose a high performance ball valve with automatic seal compensation.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an automatic high performance ball valve of sealing compensation to solve the problem that proposes among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: a high-performance ball valve capable of realizing automatic sealing compensation comprises a valve body, a ball body and a valve rod cavity, wherein the ball body is located at the lower end in the valve body, the valve rod cavity is located at the upper end of the valve body, a through groove is formed in the middle of the ball body, two sides of the valve body are fixedly connected with a valve cover through bolts, a fluid groove with the same diameter as the through groove is formed in the middle of the valve cover, a disc spring is arranged on the surface, close to one side of the ball body, of the valve cover, a sealing gasket is fixedly installed on the other side of the disc spring, the sealing gasket is in tight contact with the ball body, a bearing is;
the ball body top fixed connection valve rod, the valve rod other end runs through valve rod chamber and valve body and rotates handle fixed connection, valve rod chamber below is equipped with the stopping, the stopping top is equipped with the packing clamping ring, packing clamping ring top is equipped with the second belleville spring.
Preferably, the rotating handle is provided with a rubber pad, and the rubber pad is provided with a reticular anti-slip groove.
Preferably, the contact surfaces of the valve body and the valve cover are both provided with metal gaskets, and the metal gaskets are made of high-carbon steel.
Preferably, it is characterized in that: the filler is made of polytetrafluoroethylene.
Preferably, it is characterized in that: the sealing gasket is made of polytetrafluoroethylene.
Compared with the prior art, the beneficial effects of the utility model are that: this kind of automatic sealing compensation's high performance ball valve, when sealed pad appear wearing and tearing in a small amount, sealed pad thrust is given to first belleville spring, makes sealed pad and spheroid can in close contact with, and the valve gap is located the valve body both sides, when sealed pad appears wearing and tearing when more serious, the change of the sealed pad of being convenient for, when the inside impurity that appears of valve body simultaneously, is convenient for advance the clearance to valve body inside, and the spheroid bottom is equipped with the bearing, has reduced the frictional force between spheroid and the valve body, the spheroidal rotation of being more convenient for.
Drawings
Fig. 1 is a sectional view of the present invention;
in the figure: the valve comprises a valve body 1, a valve cover 2, a metal gasket 3, a valve rod 4, a ball 5, a bearing 6, a sealing gasket 7, a belleville spring 8, a filling material 9, a filling compression ring 10, a valve rod cavity 11, a rotating handle 12, a through groove 13, a fluid groove 14 and a second belleville spring 15.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, the present invention provides a technical solution: a high-performance ball valve with automatic sealing compensation comprises a valve body 1, a ball body 5 and a valve rod cavity 11, wherein the ball body 5 is positioned at the inner lower end of the valve body 1, the valve rod cavity 11 is positioned at the upper end of the valve body 1, a through groove 13 is formed in the middle of the ball body 5, two sides of the valve body 1 are fixedly connected with a valve cover 2 through bolts, a fluid groove 14 with the same diameter as the through groove 13 is formed in the middle of the valve cover 2, a first butterfly spring 8 is arranged on the surface of one side, close to the ball body 5, of the valve cover 2, a sealing gasket 7 is fixedly installed on the other side of the first butterfly spring 8, the sealing gasket 7 is tightly contacted with the ball body 5, a bearing 6 is arranged below the ball body 5, the ball body 5 is fixedly connected with an inner ring of the bearing 6, the bearing 6 is inlaid in the valve body 1, when the sealing gasket, valve gap 2 is located 1 both sides of valve body, and when sealed 7 wearing and tearing appear more serious, the change of the sealed 7 of being convenient for fill up, when 1 inside impurity appearing of valve body simultaneously, be convenient for advance the clearance to 1 inside of valve body, spheroid 5 bottom is equipped with bearing 6, has reduced the frictional force between spheroid 5 and the valve body 1, the spheroidal rotation of being more convenient for.
5 top fixed connection valve rod 4 of spheroid, the valve rod 4 other end runs through valve rod chamber 11 and valve body 1 and rotates handle 12 fixed connection, 11 below in the valve rod chamber is equipped with stopping 9, 9 tops of stopping are equipped with packing clamping ring 10, 11 tops of packing clamping ring are equipped with second belleville spring 15, and stopping 10 can make between valve rod 4 and the valve body 1 in order to reach sealedly under the effect of second belleville spring 15 and material clamping ring 11, and when packing in certain wear range, belleville spring still can play automatic compensation's effect.
Furthermore, a rubber pad is arranged on the rotating handle 12, and a reticular anti-slip groove is formed in the rubber pad.
Further, metal gaskets 3 are arranged on contact surfaces of the valve body 1 and the valve cover 2, and the metal gaskets 3 are made of high-carbon steel.
Further, the filling material 9 is made of polytetrafluoroethylene.
Further, the sealing gasket 7 is made of polytetrafluoroethylene.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (5)
1. The utility model provides an automatic high performance ball valve of sealed compensation, includes valve body (1), spheroid (5) and valve rod chamber (11), its characterized in that: the ball body (5) is located at the inner lower end of the valve body (1), the valve rod cavity (11) is located at the upper end of the valve body (1), a through groove (13) is formed in the middle of the ball body (5), the two sides of the valve body (1) are fixedly connected with the valve cover (2) through bolts, a fluid groove (14) with the same diameter as the through groove (13) is formed in the middle of the valve cover (2), a first butterfly spring (8) is arranged on the surface of one side, close to the ball body (5), of the valve cover (2), a sealing gasket (7) is fixedly installed on the other side of the first butterfly spring (8), the sealing gasket (7) is tightly contacted with the ball body (5), a bearing (6) is arranged below the ball body (5), the ball body (5) is fixedly connected with an inner ring of the bearing;
spheroid (5) top fixed connection valve rod (4), valve rod (4) other end runs through valve rod chamber (11) and valve body (1) and rotates handle (12) fixed connection, valve rod chamber (11) below is equipped with stopping (9), stopping (9) top is equipped with packing clamping ring (10), packing clamping ring (10) top is equipped with second disc spring (15).
2. The self-sealing compensated high performance ball valve of claim 1, wherein: the rotating handle (12) is provided with a rubber pad, and the rubber pad is provided with a reticular anti-slip groove.
3. The self-sealing compensated high performance ball valve of claim 1, wherein: the contact surface of the valve body (1) and the valve cover (2) is provided with a metal gasket (3), and the metal gasket (3) is made of high-carbon steel.
4. The self-sealing compensated high performance ball valve of claim 1, wherein: the filling material (9) is made of polytetrafluoroethylene.
5. The self-sealing compensated high performance ball valve of claim 1, wherein: the sealing gasket (7) is made of polytetrafluoroethylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021285197.5U CN212564501U (en) | 2020-07-03 | 2020-07-03 | High-performance ball valve with automatic sealing compensation function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021285197.5U CN212564501U (en) | 2020-07-03 | 2020-07-03 | High-performance ball valve with automatic sealing compensation function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212564501U true CN212564501U (en) | 2021-02-19 |
Family
ID=74615558
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021285197.5U Expired - Fee Related CN212564501U (en) | 2020-07-03 | 2020-07-03 | High-performance ball valve with automatic sealing compensation function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212564501U (en) |
-
2020
- 2020-07-03 CN CN202021285197.5U patent/CN212564501U/en not_active Expired - Fee Related
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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 |
Granted publication date: 20210219 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |