CN212718138U - Top-mounted floating ball valve seat structure capable of being maintained on line - Google Patents
Top-mounted floating ball valve seat structure capable of being maintained on line Download PDFInfo
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- CN212718138U CN212718138U CN202021457463.8U CN202021457463U CN212718138U CN 212718138 U CN212718138 U CN 212718138U CN 202021457463 U CN202021457463 U CN 202021457463U CN 212718138 U CN212718138 U CN 212718138U
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- valve
- seat structure
- floating ball
- valve seat
- mounting hole
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Abstract
The utility model discloses a but top dress formula of online maintenance ball valve seating structure that floats, the water-cooled double-screw valve comprises a valve body, the upper surface of valve body passes through connecting stud fixedly connected with valve gap, the mounting hole has been seted up on the surface of valve gap, the inside of mounting hole is provided with the valve rod, the top of valve rod is provided with manual operation ware, the bottom of valve rod is provided with the spheroid, the upper surface of valve body and the below that is located the valve gap are provided with the disk seat body, the disk seat body includes the sealing washer, the outer lane of sealing washer is provided with outer guard circle, the inner circle of sealing washer is provided with interior guard circle. The utility model discloses, it is sealed effectual, sealing performance is difficult destroyed.
Description
Technical Field
The utility model relates to a disk seat structure field especially relates to a top mounted formula ball valve disk seat structure that floats that can maintain on line.
Background
The valve seat is a detachable surface component in the valve, is used for supporting the valve core at the fully closed position and forms a sealing pair. The diameter of the valve seat is the maximum flow diameter of the valve. For example, the valve seat of the butterfly valve is made of very wide materials, and various rubber, plastic and metal materials can be used as the valve seat material.
The valve seat sealing ring of the common soft seal floating ball valve is made of polymer synthetic materials through compression molding processing, and is arranged in a valve seat groove of a valve body.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a top-mounted floating ball valve seat structure capable of being maintained on line.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a but online maintenance's top mounted formula ball valve seating structure that floats, includes the valve body, the upper surface of valve body passes through connecting stud fixedly connected with valve gap, the mounting hole has been seted up on the surface of valve gap, the inside of mounting hole is provided with the valve rod, the top of valve rod is provided with manual operation ware, the bottom of valve rod is provided with the spheroid, the upper surface of valve body and the below that is located the valve gap are provided with the disk seat body, the disk seat body includes the sealing washer, the outer lane of sealing washer is provided with outer guard circle, the inner circle of sealing washer is provided with interior guard circle.
As a further description of the above technical solution:
and a gasket is arranged at the joint of the valve body and the valve cover.
As a further description of the above technical solution:
the packing device is characterized in that a packing material is arranged between the valve rod and the mounting hole, a packing gland is arranged inside the mounting hole and above the packing material, and the packing gland is fixedly connected with the valve cover through a gland bolt.
As a further description of the above technical solution:
the side wall of the manual operator is provided with a turntable.
As a further description of the above technical solution:
the surface of the valve rod is provided with a connecting ring, and a spring is arranged between the connecting ring and the ball body.
As a further description of the above technical solution:
a channel is arranged inside the valve body.
The utility model discloses following beneficial effect has:
1. compared with the prior art, the top-mounted floating ball valve seat structure capable of being maintained on line has the advantages that the valve seat of the top-mounted floating ball valve is designed with the inner protection ring and the outer protection ring, the inner protection ring, the sealing ring and the outer protection ring form the valve seat part of the top-mounted floating ball valve, the inner protection ring protects the sealing ring from cold flow or deformation towards the flow hole under the action of pressure, the outer protection ring enables the valve seat to protect the sealing ring in the trend that a ball body upwards flees or downwards flees towards the bottom of the valve body, the sealing effect of the device is good, and the sealing performance is not easy to damage.
Drawings
Fig. 1 is a front view of an internal structure of a valve seat structure of a top-loading type floating ball valve which can be maintained online according to the present invention;
fig. 2 is a partial enlarged view of a position a in fig. 1 of a top-mounted floating ball valve seat structure capable of being maintained on line according to the present invention.
Illustration of the drawings:
1. a valve body; 2. connecting a stud; 3. a valve cover; 4. mounting holes; 5. a valve stem; 6. a manual operator; 7. a sphere; 8. a valve seat body; 9. a seal ring; 10. an outer guard ring; 11. an inner protection ring; 12. a gasket; 13. a filler; 14. a packing gland; 15. a gland bolt; 16. a turntable; 17. a connecting ring; 18. a spring; 19. a channel.
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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-2, the utility model provides a pair of top mounted formula ball valve seating structure that floats that can maintain on line: including valve body 1, the upper surface of valve body 1 passes through connecting stud 2 fixedly connected with valve gap 3, mounting hole 4 has been seted up on the surface of valve gap 3, the inside of mounting hole 4 is provided with valve rod 5, it moves to drive spheroid 7, the top of valve rod 5 is provided with manual operation ware 6, control valve rod 5 moves, the bottom of valve rod 5 is provided with spheroid 7, play the switching action, the upper surface of valve body 1 and the below that is located valve gap 3 are provided with valve seat body 8, valve seat body 8 includes sealing washer 9, the outer lane of sealing washer 9 is provided with outer guard ring 10, protect sealing washer 9 in the trend that spheroid 7 upwards scurries or scurries downwards to valve body 1 bottom, the inner circle of sealing washer 9 is provided with interior guard ring 11, protect sealing washer 9 can not take place the cold flow or take place to warp to the flow hole.
The valve comprises a valve body 1, a valve cover 3, a valve rod 5, a packing material 13, a packing gland 14, a packing material 13, a gland bolt 15, a spring 18 and a channel 19, wherein the gasket 12 is arranged at the joint of the valve body 1 and the valve cover 3 and plays a role in sealing, the packing material 13 is arranged between the valve rod 5 and a mounting hole 4 and plays a role in sealing, the packing gland 14 is arranged in the mounting hole 4 and above the packing material 13 and is used for fixing the packing material 13, the packing gland 14 is fixedly connected with the valve cover 3 through the gland bolt 15 and is convenient to disassemble and assemble, a rotary disc 16 is arranged on the side wall of a manual operator 6, the rotary disc 16 is rotated, the manual operator 6 works, the valve rod 5 moves.
The working principle is as follows: the valve seat 1 is provided with an inner protection ring 11 and an outer protection ring 10, the inner protection ring 11, the sealing ring 9 and the outer protection ring 10 form a valve seat part of the top-mounted floating ball valve, the inner protection ring 11 protects the sealing ring 9 from cold flow or deformation towards a flow hole under the action of pressure, and the outer protection ring 10 protects the sealing ring 9 in the trend that the valve seat moves upwards or downwards towards the bottom of the valve body in a sphere 7.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (6)
1. The utility model provides a but online maintenance's top mounted formula ball valve seat structure that floats, includes valve body (1), its characterized in that: the upper surface of valve body (1) passes through connecting stud (2) fixedly connected with valve gap (3), mounting hole (4) have been seted up on the surface of valve gap (3), the inside of mounting hole (4) is provided with valve rod (5), the top of valve rod (5) is provided with manual operation ware (6), the bottom of valve rod (5) is provided with spheroid (7), the upper surface of valve body (1) and the below that is located valve gap (3) are provided with disk seat body (8), disk seat body (8) are including sealing washer (9), the outer lane of sealing washer (9) is provided with outer guard circle (10), the inner circle of sealing washer (9) is provided with interior guard circle (11).
2. The valve seat structure of an on-line maintainable top-mounted floating ball valve according to claim 1, wherein: and a gasket (12) is arranged at the joint of the valve body (1) and the valve cover (3).
3. The valve seat structure of an on-line maintainable top-mounted floating ball valve according to claim 1, wherein: and a filling material (13) is arranged between the valve rod (5) and the mounting hole (4), a packing gland (14) is arranged in the mounting hole (4) and above the filling material (13), and the packing gland (14) is fixedly connected with the valve cover (3) through a gland bolt (15).
4. The valve seat structure of an on-line maintainable top-mounted floating ball valve according to claim 1, wherein: the side wall of the manual operator (6) is provided with a turntable (16).
5. The valve seat structure of an on-line maintainable top-mounted floating ball valve according to claim 1, wherein: the surface of the valve rod (5) is provided with a connecting ring (17), and a spring (18) is arranged between the connecting ring (17) and the ball body (7).
6. The valve seat structure of an on-line maintainable top-mounted floating ball valve according to claim 1, wherein: a channel (19) is arranged in the valve body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021457463.8U CN212718138U (en) | 2020-07-22 | 2020-07-22 | Top-mounted floating ball valve seat structure capable of being maintained on line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021457463.8U CN212718138U (en) | 2020-07-22 | 2020-07-22 | Top-mounted floating ball valve seat structure capable of being maintained on line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212718138U true CN212718138U (en) | 2021-03-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021457463.8U Active CN212718138U (en) | 2020-07-22 | 2020-07-22 | Top-mounted floating ball valve seat structure capable of being maintained on line |
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| Country | Link |
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| CN (1) | CN212718138U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115614500A (en) * | 2022-12-13 | 2023-01-17 | 德科隆（无锡）流体控制有限公司 | High-pressure wear-resistant floating ball valve |
-
2020
- 2020-07-22 CN CN202021457463.8U patent/CN212718138U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115614500A (en) * | 2022-12-13 | 2023-01-17 | 德科隆（无锡）流体控制有限公司 | High-pressure wear-resistant floating ball valve |
| CN115614500B (en) * | 2022-12-13 | 2023-03-10 | 德科隆（无锡）流体控制有限公司 | High-pressure wear-resistant floating ball valve |
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