CN218031544U - High-stability fixed ball valve - Google Patents
High-stability fixed ball valve Download PDFInfo
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- CN218031544U CN218031544U CN202222199764.0U CN202222199764U CN218031544U CN 218031544 U CN218031544 U CN 218031544U CN 202222199764 U CN202222199764 U CN 202222199764U CN 218031544 U CN218031544 U CN 218031544U
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- 238000007789 sealing Methods 0.000 claims abstract description 43
- 238000012856 packing Methods 0.000 claims 1
- 230000000694 effects Effects 0.000 description 7
- 239000000945 filler Substances 0.000 description 4
- 238000005034 decoration Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012938 design process Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000009972 noncorrosive effect Effects 0.000 description 1
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Abstract
The utility model discloses a high stability fixed ball valve, including valve body and valve gap, the valve gap internal rotation is provided with the valve rod, the one end of valve rod is passed the valve cap bottom and is rotated the setting in the valve body, the valve rod bottom is fixed with the ball core, the valve body internal symmetry is fixed with movable disk seat, be fixed with sealing washer one on one side lateral wall of movable disk seat, ladder groove one has been seted up on the lateral wall of sealing washer one, ladder groove one and ball core in close contact with of sealing washer one, circular slot one has been seted up to the valve body internal symmetry, movable disk seat's opposite side top is fixed with sealing washer two, the top of sealing washer two slides and sets up in circular slot one, be equipped with spring one on movable disk seat's the opposite side lateral wall, the one end of spring one is fixed on movable disk seat, the other end of spring one is fixed on the valve body, it puts the thing groove to have been seted up on the interior diapire of valve body, it is provided with the location axle to put thing inslot internal rotation, current fixed ball valve poor stability has been solved, the poor problem of still very easily wearing and tearing of location of ball core under highly compressed condition.
Description
Technical Field
The utility model relates to a fixed ball valve, in particular to fixed ball valve of high stability.
Background
The fixed ball valve is a new generation high-performance ball valve, is suitable for long-distance pipeline and general industrial pipeline, and its strength, safety and resistance to harsh environment are specially considered in the design process, so that it is applicable to various corrosive and non-corrosive media.
The existing ball valve is generally a two-piece or three-piece valve body, and the valve core and the valve rod are of a split structure, so that the stability is poor, and particularly, the ball valve is poor in positioning and easy to damage under high pressure and is frequently sold; in view of the above situation, the company develops the high-stability fixed ball valve, meets the requirements of customers, and replaces imported products.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a fixed ball valve of high stability has solved current fixed ball valve poor stability, and the location difference of ball core still very easily the wear problem under highly compressed condition.
The above technical purpose of the present invention can be achieved by the following technical solutions:
the high-stability fixed ball valve comprises a valve body and a valve cover, wherein a valve rod is arranged in the valve cover, one end of the valve rod penetrates through the bottom of the valve cover and is rotatably arranged in the valve body, a ball core is fixed at the bottom of the valve rod, a movable valve seat is symmetrically and fixedly arranged in the valve body, a first sealing ring is fixedly arranged on the side wall of one side of the movable valve seat, a first stepped groove is formed in the side wall of the first sealing ring and is in close contact with the ball core, a first circular groove is formed in the valve body in a symmetrical mode, a second sealing ring is fixedly arranged at the top of the other side of the movable valve seat, the top of the second sealing ring is slidably arranged in the first circular groove, a first spring is arranged on the side wall of the other side of the movable valve seat, one end of the first spring is fixedly arranged on the movable valve seat, the other end of the first spring is fixedly arranged on the valve body, a second circular groove is formed in the side wall of the valve body, a first sealing bearing is fixedly arranged in the circular groove, an inner ring of the valve rod is fixed on the inner bottom wall of the valve body, a positioning shaft is arranged in the same horizontal shaft position, the side wall of the positioning groove of the valve rod is of the positioning shaft, the positioning groove is of the fixed bearing, and is of the inner ring of the positioning shaft.
The utility model discloses further set up to, ladder groove two has been seted up at the top of valve body, be fixed with sealing washer three on the ladder groove two, the one end of valve gap is erect on ladder groove two and is fixed with sealing washer three, the valve gap is fixed through the bolt with the valve body.
The utility model discloses further set up to, valve rod one end is stretched out the valve body and is connected with the handle outward, be equipped with the handle cover on the handle.
The utility model discloses further set up to, the both sides of valve body all are fixed with the ring flange.
The utility model discloses further set up to, the valve gap inner wall is equipped with the sealing filler.
Has the advantages that: the high-stability fixed ball valve adopts an integral valve body, a ball core and a valve rod are integrally designed, a positioning shaft is connected to the bottom of the integral ball core, the integral ball core is fixed by the valve rod and the positioning shaft during use, a valve seat moves, the ball seat is tightly pressed and sealed, the stability is high during use, and particularly during high pressure, the stability and the service life are greatly improved.
Drawings
Fig. 1 is a schematic structural diagram of the embodiment.
Reference numerals: 1. a valve body; 2. a valve cover; 3. a valve stem; 4. a ball core; 5. a movable valve seat; 6. a first sealing ring; 7. a first stepped groove; 8. a first circular groove; 9. a second sealing ring; 10. a first spring; 11. a second circular groove; 12. sealing the first bearing; 13. a storage groove; 14. positioning the shaft; 15. a second sealing bearing; 16. a step groove II; 17. a third sealing ring; 18. a handle; 19. a handle cover; 20. a flange plate; 21. and (5) sealing and filling.
Detailed Description
The following is only the preferred embodiment of the present invention, the protection scope is not limited to this embodiment, and all technical solutions belonging to the idea of the present invention should belong to the protection scope of the present invention. It should also be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and such modifications and decorations should also be regarded as the protection scope of the present invention.
See figure 1, the fixed ball valve of high stability, including valve body 1 and valve gap 2, the internal rotation of valve gap 2 is provided with valve rod 3, and the one end of valve rod 3 is passed valve gap 2 bottoms and is rotated the setting in valve body 1, and valve rod 3 bottoms are fixed with ball core 4, and the fixed ball valve of high stability adopts whole valve body 1, and ball core 4 and the design of valve rod 3 integral type for the structure is more stable.
The movable valve seat 5 is symmetrically fixed in the valve body 1, when a medium flows in the valve body 1, the movable valve seat 5 can displace under the pressure of the medium, a first sealing ring 6 is fixed on the side wall of one side of the movable valve seat 5, the movable valve seat 5 can drive the first sealing ring 6 to move, a first stepped groove 7 is formed in the side wall of the first sealing ring 6, the first stepped groove 7 of the first sealing ring 6 is in close contact with the ball core 4, the sealing on one side of the movable valve seat 5 is realized through the close contact between the first sealing ring 6 and the ball core 4, a first circular groove 8 is symmetrically formed in the valve body 1, a second sealing ring 9 is fixed at the top of the other side of the movable valve seat 5, the top of the second sealing ring 9 is arranged in the first circular groove 8 in a sliding manner, and the movable valve seat 5 can drive the second sealing ring 9 to move in the first circular groove 8 in the moving process, sealing washer two 9 can carry out in close contact with the one side lateral wall of circular slot one 8 thereby realize the sealed of the opposite side of activity disk seat 5, be equipped with spring one 10 on the opposite side lateral wall of activity disk seat 5, the one end of spring one 10 is fixed on activity disk seat 5, the other end of spring one 10 is fixed on valve body 1, activity disk seat 5 still can stimulate spring one 10 to take place deformation at the in-process that removes, spring one 10 can produce elasticity, when no longer having the medium to flow in valve body 1, spring one 10 is not receiving the elasticity of pulling through spring one 10 and thereby can drive activity disk seat 5 and return to the normal position, when preventing that there is not the medium to flow in the valve body 1, activity disk seat 5 can reduce its life in operating condition for a long time and make leakproofness and stability descend.
Seted up circular slot two 11 on the top lateral wall of valve body 1, be equipped with sealed bearing one 12 in the circular slot two 11, the inner circle of sealed bearing one 12 is fixed with valve rod 3, thereby can realize the location to valve rod 3 when guaranteeing the leakproofness to valve rod 3 through sealed bearing one 12, it puts thing groove 13 to have seted up on the interior diapire of valve body 1, it is provided with location axle 14 to put thing groove 13 internal rotation, location axle 14 is in same horizontal axis position with valve rod 3, thereby improve the stability of ball core 4 through the two-way location of valve rod 3 with location axle 14, it is located to have prevented that it from taking place, the lateral wall of putting thing groove 13 is the sunk structure, it is fixed with sealed bearing two 15 to put thing groove 13 internal fixation, the inner circle of sealed bearing two 15 is fixed with location axle 14, thereby can better play location axle 14's effect through sealed bearing two 15.
Step groove two 16 has been seted up at the top of valve body 1, is fixed with sealing washer three 17 on step groove two 16, and the one end of valve gap 2 is erect on step groove two 16 and is fixed with sealing washer three 17, and valve gap 2 is fixed through the bolt with valve body 1, thereby the cooperation between realization valve body 1 that can be better and valve gap 2 through the cooperation between sealing washer three 17 and the bolt.
Valve rod 3 one end stretches out outside the valve body 1 and is connected with handle 18, be equipped with handle cover 19 on the handle 18, handle 18 is convenient for the rotation of valve rod 3, handle cover 19 is convenient for the gripping of handle 18, and play the guard action to handle 18, the both sides of valve body 1 all are fixed with ring flange 20, thereby be convenient for install the pipeline with valve body 1 through ring flange 20, 2 inner walls of valve gap are equipped with sealed filler 21, thereby can improve the leakproofness of valve gap 2 through sealed filler 21, thereby utilize the close contact between sealed filler 21 and the valve rod 3 also can improve the stability of valve rod 3.
Claims (5)
1. High stability fixed ball valve, including valve body (1) and valve gap (2), its characterized in that, valve gap (2) internal rotation is provided with valve rod (3), the one end of valve rod (3) is passed valve gap (2) bottom and is rotated and set up in valve body (1), valve rod (3) bottom is fixed with ball core (4), valve body (1) internal symmetry is fixed with movable valve seat (5), be fixed with sealing washer (6) on one side lateral wall of movable valve seat (5), ladder groove (7) has been seted up on the lateral wall of sealing washer (6), ladder groove (7) and ball core (4) in close contact with of sealing washer (6), circle groove (8) have been seted up to valve body (1) internal symmetry, the opposite side top of movable valve seat (5) is fixed with sealing washer two (9), the top of sealing washer two (9) slides and sets up in circle groove (8), be equipped with spring (10) on the opposite side lateral wall of movable valve seat (5), the one end of spring (10) is fixed on movable valve seat (5), the other end of valve body (10) the other end be equipped with circle groove (11) on the valve body (11), the inner ring of the first sealing bearing (12) is fixed with the valve rod (3), an object placing groove (13) is formed in the inner bottom wall of the valve body (1), a positioning shaft (14) is arranged in the object placing groove (13) in a rotating mode, the positioning shaft (14) and the valve rod (3) are located at the same horizontal axis position, the side wall of the object placing groove (13) is of a sunken structure, a second sealing bearing (15) is fixed in the object placing groove (13), and the inner ring of the second sealing bearing (15) is fixed with the positioning shaft (14).
2. The high-stability fixed ball valve according to claim 1, wherein a stepped groove II (16) is formed in the top of the valve body (1), a sealing ring III (17) is fixed on the stepped groove II (16), one end of the valve cover (2) is erected on the stepped groove II (16) and fixed with the sealing ring III (17), and the valve cover (2) and the valve body (1) are fixed through bolts.
3. The high-stability fixed ball valve according to claim 2, wherein one end of the valve rod (3) extends out of the valve body (1) and is connected with a handle (18), and a handle sleeve (19) is arranged on the handle (18).
4. A high stability fixed ball valve according to claim 3, wherein a flange (20) is fixed on both sides of the valve body (1).
5. A high stability fixed ball valve according to claim 4, wherein the inner wall of the valve cover (2) is provided with a sealing packing (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222199764.0U CN218031544U (en) | 2022-08-19 | 2022-08-19 | High-stability fixed ball valve |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222199764.0U CN218031544U (en) | 2022-08-19 | 2022-08-19 | High-stability fixed ball valve |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218031544U true CN218031544U (en) | 2022-12-13 |
Family
ID=84349240
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222199764.0U Active CN218031544U (en) | 2022-08-19 | 2022-08-19 | High-stability fixed ball valve |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218031544U (en) |
-
2022
- 2022-08-19 CN CN202222199764.0U patent/CN218031544U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 11-12, Chuangye Road, Changkou Town, Fuyang District, Hangzhou, Zhejiang 310000 Patentee after: Zhejiang Baohe Industrial Technology Group Co.,Ltd. Country or region after: China Address before: 311400 No. 11-12 Chuangye Road, Changkou Town, Fuyang District, Hangzhou City, Zhejiang Province Patentee before: Zhejiang berghol Automation Engineering Co.,Ltd. Country or region before: China |