CN217234471U

CN217234471U - Thin platform ball valve capable of being assembled and maintained quickly

Info

Publication number: CN217234471U
Application number: CN202220279848.2U
Authority: CN
Inventors: 李国平; 刘刚; 冷超英
Original assignee: Zhejiang Bergamo Technology Co ltd
Current assignee: Zhejiang Bergamo Technology Co ltd
Priority date: 2022-02-11
Filing date: 2022-02-11
Publication date: 2022-08-19
Anticipated expiration: 2032-02-11

Abstract

The utility model relates to an engineering equipment technical field, in particular to slim platform ball valve of swift assembly maintenance. The anti-static valve comprises a valve body, wherein a sealing ring is arranged on one side of the valve body, a ball body is arranged on one side of the sealing ring, a valve rod is arranged on one side of the ball body, a connecting hole is formed in one side of the valve body, a sealing ring fixing seat is arranged on one side of the connecting hole, a connecting hole is formed in one side of the sealing ring fixing seat, a valve body sealing gasket is arranged at the joint of the valve body and the sealing ring fixing seat, the valve rod is arranged on one side of the ball body, an anti-static spring is arranged on the valve rod, a valve rod anti-friction pad is further arranged on one side of the valve rod, and an O-shaped sealing ring is further arranged on one side of the valve rod. The utility model discloses slim platform ball valve has advantages such as the course of working is convenient, the assembly is swift, sealing performance is reliable, online maintenance is simple and convenient.

Description

Slim platform ball valve of swift assembly maintenance

Technical Field

The utility model relates to an engineering equipment technical field, in particular to slim platform ball valve of swift assembly maintenance.

Background

With the rapid development of science and technology, the continuous improvement of production process and product structure, ball valves have rapidly developed into a main valve class. At present, as a component for realizing the on-off and flow control of a pipeline system, a high platform ball valve has the advantages that a common manual ball valve does not have, can be widely applied to industries such as petroleum refining, long-distance pipelines, chemical industry, paper making, pharmacy, water conservancy, electric power, municipal administration, steel and the like, plays a very important role in national economy, and has been widely applied to many fields such as petroleum, chemical industry, metallurgy, hydropower and the like. In some existing high platform ball valves, the valve seat position is designed to be matched with a valve body by screwing threads, and due to the fact that the valve seat position of the valve body is made of the same material, seizure phenomenon and difficulty in assembly and disassembly occur under the condition of thread matching, the conditions of sealing leakage and the like occur in the using process of a product, and the pipeline is required to be disassembled and maintained to cause shutdown; in the assembling process, the assembly is very inconvenient, the requirement on the machining precision is high, and the valve is very difficult, consumes time and labor and the like in the assembling process under the pre-tightening action of the compression amount of the thread on the valve seat.

SUMMERY OF THE UTILITY MODEL

In order to solve the problem that the high platform ball valve is complicated in the use, the assembling process is consuming time and consuming power, the maintenance is inconvenient, the utility model aims at providing a swift assembly maintenance slim platform ball valve.

The above technical purpose of the present invention can be achieved by the following technical solutions:

in order to satisfy the above-mentioned demand among the prior art, the utility model aims to provide a slim platform ball valve of swift assembly maintenance.

The utility model provides a slim platform ball valve of swift assembly maintenance, includes the valve body, valve body one side is equipped with the sealing washer, and sealing washer one side is equipped with the spheroid, and spheroid one side is equipped with the valve rod, and valve body one side is provided with the connecting hole, and connecting hole one side is provided with the sealing washer fixing base, and sealing washer fixing base one side is equipped with the connecting hole, and the valve body is provided with the sealed pad of valve body with sealing washer fixing base junction, and spheroid one side is equipped with the valve rod, and the valve rod is equipped with antistatic spring, and valve rod one side still is equipped with valve rod antifriction pad, and valve rod one side still is equipped with O type sealing washer.

Preferably, one side of the valve body is provided with a stuffing box, and self-sealing stuffing with sealing compensation is arranged in the stuffing box.

Preferably, a valve rod stabilizing sleeve is arranged on one side of the self-sealing packing, a belleville spring is arranged on one side of the valve rod stabilizing sleeve, and a thin nut is arranged on one side of the belleville spring.

Preferably, one side of the thin nut is provided with a positioning indication locking plate, one side of the positioning indication locking plate is provided with a locking hole, and one side of the positioning indication locking plate is provided with a handle.

Preferably, the handle is provided with a handle switch indicator.

The positioning indication locking plate and the handle are fixedly arranged through a hexagon screw and a nut.

To sum up, the utility model provides a pair of slim platform ball valve of swift assembly maintenance has following technical advantage and positive effect:

1) and a sealing ring fixing seat: the valve body is designed separately, the processing is convenient, the valve body is connected by a bolt, the assembly is fast in the assembly process, the time and the labor are saved, the sealing leakage occurs on the pipeline, and the valve can be fast maintained on line without being disassembled;

2) the valve rod is provided with a plurality of sealing rings, so that the sealing performance of the filler is ensured, and the medium leakage condition is avoided;

3) the self-compensation U-shaped filler is adopted, and the filler achieves better sealing performance under the pretightening force of the belleville spring;

4) the design of the balance washer ensures the rotation stability of the valve rod in the opening and closing processes of the valve, and the problems of overlarge valve torque and sealing leakage of the packing caused by valve rod deviation can be avoided;

5) the lockhole locating piece integral type design, the on-off state of more audio-visual definite valve, the lockhole design is guaranteed the maintenance of valve on-off state, is unlikely to cause the artificial random to change valve on-off state, destroys pipeline state scheduling problem.

Drawings

FIG. 1 is a schematic cross-sectional view of a thin platform ball valve for quick assembly and maintenance according to the present invention;

FIG. 2 is a schematic diagram of a right-view structure of the thin platform ball valve for quick assembly and maintenance according to the present invention;

FIG. 3 is a schematic top view of a thin platform ball valve for quick assembly and maintenance according to the present invention;

wherein: 1. a screw; 2. a valve body gasket; 3. a sealing ring fixing seat; 4. a valve body; 5. a sphere; 6. a seal ring; 7. an anti-static spring; 8. a valve stem wear pad; 9. an O-shaped sealing ring; 10. a valve stem; 11 self-sealing filler; 12. a valve stem stabilizing sleeve; 13. a belleville spring; 14. a thin nut; 15. a handle; 16. positioning the indicating lock plate; 17. a hex screw; 18. a nut; 19. a handle switch indication board; 20. connecting holes; 21. and (7) locking the hole.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

As shown in fig. 1-3, the thin platform ball valve for rapid assembly and maintenance comprises a valve body 4, a sealing ring 6 is arranged on one side of the valve body 4, a ball body 5 is arranged on one side of the sealing ring 6, a valve rod 10 is arranged on one side of the ball body 5, a connecting hole is arranged on one side of the valve body 4, a sealing ring fixing seat 3 is arranged on one side of the connecting hole, a connecting hole 20 is arranged on one side of the sealing ring fixing seat 3, a valve body sealing gasket 2 is arranged at the joint of the valve body 4 and the sealing ring fixing seat 3, a valve rod 10 is arranged on one side of the ball body 5, an anti-static spring 7 is arranged on the valve rod 10, a valve rod antifriction pad 8 is further arranged on one side of the valve rod 10, and an O-shaped sealing ring 9 is further arranged on one side of the valve rod 10. One side of the valve body 4 is provided with a stuffing box, and a self-sealing stuffing 11 with sealing compensation is arranged in the stuffing box. A valve rod stabilizing sleeve 12 is arranged on one side of the self-sealing packing 11, a belleville spring 13 is arranged on one side of the valve rod stabilizing sleeve 12, and a thin nut 14 is arranged on one side of the belleville spring 14. A positioning indication locking plate 16 is arranged on one side of the thin nut 14, a locking hole 21 is arranged on one side of the positioning indication locking plate 16, and a handle 15 is arranged on one side of the positioning indication locking plate 16. A handle switch indication board 19 is arranged on the handle 15. The positioning indication locking piece 16 is fixedly arranged with the handle 15 through the connection of a hexagon screw 17 and a nut 18.

The thin high-platform ball valve capable of being quickly assembled and maintained is formed by assembling the components, the sealing ring fixing seat 3 and the valve body 4 are designed in a split mode, the sealing ring fixing seat is convenient to process and connected with the valve body 4 through the bolt 1, the thin high-platform ball valve is quickly assembled in the assembling process, time and labor are saved, sealing leakage and the like occur on a pipeline, and the valve can be quickly maintained on line without being disassembled; a plurality of sealing rings 9 are designed on the valve rod 10, so that the sealing performance of the packing 9 is ensured, and the condition of medium leakage is avoided; the self-compensation U-shaped packing 9 is adopted, and the packing 9 achieves better sealing performance under the pre-tightening force of the belleville spring 13; the design of the balance washer 13 ensures the rotation stability of the valve rod in the opening and closing processes of the valve, and the problems of overlarge valve torque and sealing leakage of the packing caused by valve rod deviation can be avoided; the lockhole positioning piece 21 integral type design, the on off state of more audio-visual definite valve, the lockhole 21 design guarantees the maintenance of valve on off state, is unlikely to cause the artificial problem such as going to change valve on off state at will, destroy the pipeline state.

The thin high-platform ball valve which is quickly assembled and maintained is convenient and simple in the machining process; the assembly process is quick, time-saving and labor-saving; the conditions such as sealing leakage appear in the use process, the valve can be not required to be disassembled to implement on-line maintenance, and the valve is convenient and fast to use.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a swift assembly maintenance slim platform ball valve, includes valve body (4), its characterized in that: valve body (4) one side is equipped with sealing washer (6), sealing washer (6) one side is equipped with spheroid (5), spheroid (5) one side is equipped with valve rod (10), valve body (4) one side is provided with the connecting hole, connecting hole one side is provided with sealing washer fixing base (3), sealing washer fixing base (3) one side is equipped with connecting hole (20), valve body (4) and sealing washer fixing base (3) junction are provided with the sealed pad of valve body (2), spheroid (5) one side is equipped with valve rod (10), valve rod 10 is equipped with antistatic spring (7), valve rod (10) one side still is equipped with valve rod antifriction pad (8), valve rod (10) one side still is equipped with O type sealing washer (9).

2. The thin platform ball valve for quick assembly and maintenance of claim 1, wherein: one side of the valve body (4) is provided with a stuffing box, and a self-sealing stuffing (11) with sealing compensation is arranged in the stuffing box.

3. The quick-assembly maintenance thin-type platform ball valve as claimed in claim 2, wherein: a valve rod stabilizing sleeve (12) is arranged on one side of the self-sealing packing (11), a belleville spring (13) is arranged on one side of the valve rod stabilizing sleeve (12), and a thin nut (14) is arranged on one side of the belleville spring (13).

4. The quick-assembly maintenance thin-type platform ball valve as claimed in claim 3, wherein: a positioning indication locking plate (16) is arranged on one side of the thin nut (14), a locking hole (21) is arranged on one side of the positioning indication locking plate (16), and a handle (15) is arranged on one side of the positioning indication locking plate (16).

5. The thin platform ball valve for quick assembly and maintenance of claim 4, wherein: a handle switch indication board (19) is arranged on the handle (15).

6. The quick-assembly maintenance thin platform ball valve as claimed in claim 5, wherein: the positioning indication locking plate (16) and the handle (15) are fixedly arranged through connection of a hexagon screw (17) and a nut (18).