CN218883060U

CN218883060U - Anti-leakage ball valve

Info

Publication number: CN218883060U
Application number: CN202223257147.8U
Authority: CN
Inventors: 刘三玲; 陈淑珍; 高杰; 付达强; 李彬; 方飞晓
Original assignee: Hangzhou xihu valve factory
Current assignee: Hangzhou xihu valve factory
Priority date: 2022-12-05
Filing date: 2022-12-05
Publication date: 2023-04-18
Anticipated expiration: 2032-12-05

Abstract

The utility model relates to a ball valve technical field just discloses a prevent ball valve of leakage, which comprises a valve body, the inside swing joint of valve body has the case, the top fixedly connected with valve rod of case, the inside fixedly connected with of valve body packs, the inside fixedly connected with sealing washer of valve body, one side fixedly connected with of valve body is to the pipe, to the outer wall fixedly connected with fixed block of pipe, the annular has been seted up to one side of fixed block, the inside fixedly connected with of fixed block is sealed fills up, the inside swing joint of annular has the ring piece. This prevent ball valve of leakage can be so that this ball valve has good installation effectiveness, improves the installation effectiveness of pipeline and this ball valve, hides the installation simultaneously, avoids the installed part oxidation, increases the degree of difficulty of follow-up dismantlement to effectively improve the leakproofness of pipeline and ball valve, indirectly improve preventing of ball valve nature, thereby make the practicality of this ball valve obtain certain promotion.

Description

Anti-leakage ball valve

Technical Field

The utility model relates to a ball valve technical field specifically is a prevent ball valve of leakage.

Background

The ball valve, the opening and closing piece (ball) is driven by the valve rod and rotates around the axis of the ball valve. The hard seal V-shaped ball valve can also be used for regulating and controlling fluid, wherein a V-shaped ball core of the hard seal V-shaped ball valve and a metal valve seat of the build-up welding hard alloy have strong shearing force, and the hard seal V-shaped ball valve is particularly suitable for media containing fibers, tiny solid particles and the like. The multi-way ball valve can flexibly control the confluence, the diversion and the switching of the flow direction of the medium on the pipeline, and can close any channel to connect the other two channels. The valve should be generally installed horizontally in the pipeline. The ball valve is divided into: pneumatic ball valves, electric ball valves, manual ball valves.

In the Chinese utility model patent, a leakage-proof ball valve like CN217272076U, includes the ball valve main part, two sealing rings are installed to the ball valve main part, install two sealing rings in the ball valve main part, four compensation structures are symmetrically installed in the ball valve main part, the compensation structure contains sliding block and compensating spring, compensating spring installs the inner at the sliding block, install connection structure on the sliding block. A prevent ball valve of leakage belong to the ball valve field, through setting up No. two sealing washer and compensation structure, link together No. two sealing washers and compensation structure simultaneously through connection structure, can promote the sealing performance of ball valve and pipe connection department, even No. two sealing washers produce and warp or harden, under the promotion of compensation structure, no. two sealing washers still can with the ring flange in close contact with on the pipeline to finally prevent that the junction of ball valve and pipeline from producing and leaking.

The following problems exist in the prior art:

1. the ball valve used for preventing leakage in the prior art has poor installation efficiency between the ball valve and a pipeline, reduces the installation efficiency between the pipeline and the ball valve, and increases the installation workload of operators;

2. a ball valve used for preventing leakage in the prior art is not provided with a protection mechanism for a valve core, so that the protection performance of the valve core is reduced, and the service life of the valve core is simultaneously reduced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

Not enough to prior art, the utility model provides a prevent ball valve of leakage possesses advantages such as installation effectiveness is good, has solved the problem among the above-mentioned background art.

(II) technical scheme

For the purpose that realizes that above-mentioned installation effectiveness is good, the utility model provides a following technical scheme: the utility model provides a prevent ball valve of leakage, includes the valve body, the inside swing joint of valve body has the case, the top fixedly connected with valve rod of case, the inside fixedly connected with filler of valve body, the inside fixedly connected with sealing washer of valve body, one side fixedly connected with of valve body is to the pipe, the outer wall fixedly connected with fixed block to the pipe.

The annular has been seted up to one side of fixed block, the inside fixedly connected with of fixed block is sealed to fill up, the inside swing joint of annular has the ring piece, one side fixedly connected with fixed plate of ring piece, the inner wall fixedly connected with pipeline of fixed plate, the bottom swing joint of fixed block has fixing bolt, the inside threaded hole of seting up of ring piece, the thread groove has been seted up to the inside of fixed block, can make this ball valve have good installation effectiveness, improves the installation effectiveness of pipeline and this ball valve, hides the installation simultaneously, avoids the installed part oxidation, increases the degree of difficulty of follow-up dismantlement to effectively improve the leakproofness of pipeline and ball valve, indirectly improve the leak-proof nature of ball valve, thereby make the practicality of this ball valve obtain certain promotion.

Preferably, the shape and size of the fixed block are matched with those of the butt joint pipe, and the fixed block is fixedly connected with the butt joint pipe, so that the connection stability between the fixed block and the butt joint pipe is improved.

Preferably, the inner wall of the sealing ring is fixedly connected with a flow guide block, and the shape and the size of the flow guide block are matched with those of the sealing ring, so that the impact force of fluid on the valve core is effectively reduced, the protection performance of the valve core is improved, and the service life of the valve core is effectively prolonged.

Preferably, the shape and size of the ring groove are matched with those of the ring block, and the fixing block is movably connected with the fixing plate through the ring groove and the ring block, so that the butt joint pipe and the pipeline can be conveniently and quickly butted.

Preferably, the shape and size of the sealing gasket are matched with those of the pipeline, and the sealing gasket is movably connected with the pipeline, so that the sealing performance of the installation of the butt joint pipe and the pipeline is improved.

Preferably, the fixing bolt penetrates through the threaded hole and extends to the inside of the thread groove, and the fixing bolt is movably connected with the thread groove, so that the clamping performance of the butt joint pipe and the pipeline installation is improved.

Preferably, the number of the fixing bolts is four, and the four fixing bolts are arranged on the outer wall of the fixing block in an annular array at equal intervals by taking the center of the fixing block as a circle center, so that the connection stability of the butt joint pipe and the pipeline is improved.

(III) advantageous effects

Compared with the prior art, the utility model provides a prevent ball valve of leakage possesses following beneficial effect:

1. this prevent ball valve of leakage, through the fixed block that sets up, the annular, sealed pad, the ring piece, the fixed plate, fixing bolt, screw hole and thread groove, can be so that this ball valve has good installation effectiveness, improve the installation effectiveness of pipeline and this ball valve, hide the installation simultaneously, avoid the installed part oxidation, increase the degree of difficulty of follow-up dismantlement, and effectively improve the leakproofness of pipeline and ball valve, indirectly improve the leak protection nature of ball valve, thereby make the practicality of this ball valve obtain certain promotion.

2. This prevent ball valve of leakage through the water conservancy diversion piece that sets up, can be so that this ball valve has good protecting effect, effectively reduces the impact force of fluid to the case, improves the protectiveness to the case simultaneously, effectively prolongs the life of case to make the suitability of this ball valve obtain certain promotion.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the front view structure of the present invention;

FIG. 3 is a perspective view of the connection structure between the ring block and the threaded hole of the present invention;

FIG. 4 is an enlarged schematic view of the structure at A of FIG. 1 according to the present invention;

fig. 5 is an enlarged schematic structural view of the point B in fig. 1 according to the present invention.

In the figure: 1. a valve body; 2. a valve core; 3. a valve stem; 4. a filler; 5. a seal ring; 6. butt-joint pipes; 7. a fixed block; 8. a ring groove; 9. a gasket; 10. a ring block; 11. a fixing plate; 12. a pipeline; 13. fixing the bolt; 14. a threaded hole; 15. a thread groove; 16. and a flow guide block.

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.

Example 1

The utility model provides a preferred embodiment of leak-proof ball valve is shown in figures 1 to 5: the utility model provides a prevent ball valve of leakage, includes valve body 1, and the inside swing joint of valve body 1 has case 2, and the top fixedly connected with valve rod 3 of case 2, the inside fixedly connected with of valve body 1 packs 4, and the inside fixedly connected with sealing washer 5 of valve body 1, one side fixedly connected with of valve body 1 are to managing 6, and the outer wall fixedly connected with fixed block 7 to managing 6.

Annular 8 has been seted up to one side of fixed block 7, the sealed pad 9 of inside fixedly connected with of fixed block 7, the inside swing joint of annular 8 has ring block 10, one side fixedly connected with fixed plate 11 of ring block 10, the inner wall fixedly connected with pipeline 12 of fixed plate 11, the bottom swing joint of fixed block 7 has fixing bolt 13, the inside threaded hole 14 of seting up of ring block 10, threaded groove 15 has been seted up to the inside of fixed block 7, can make this ball valve have good installation effectiveness, improve the installation effectiveness of pipeline 12 and this ball valve, hide the installation simultaneously, avoid the installed part oxidation, increase the degree of difficulty of follow-up dismantlement, and effectively improve the leakproofness of pipeline 12 and ball valve, indirectly improve the leak protection nature of ball valve, thereby make the practicality of this ball valve obtain certain promotion.

In this embodiment, the shape and size of the fixing block 7 are matched with the shape and size of the butt pipe 6, and the fixing block 7 is fixedly connected with the butt pipe 6, so that the connection stability between the fixing block 7 and the butt pipe 6 is improved.

Example 2

On the basis of embodiment 1, the present invention provides a preferred embodiment of a leak-proof ball valve, which is shown in fig. 1 to 5: the inner wall of the sealing ring 5 is fixedly connected with a flow guide block 16, and the shape and the size of the flow guide block 16 are matched with those of the sealing ring 5, so that the impact force of fluid on the valve core 2 is effectively reduced, the protection performance of the valve core 2 is improved, and the service life of the valve core 2 is effectively prolonged.

In this embodiment, the shape and size of the ring groove 8 and the shape and size of the ring block 10 are both matched with each other, and the fixing block 7 is movably connected with the fixing plate 11 through the ring groove 8 and the ring block 10, so that the butt joint pipe 6 and the pipeline 12 can be conveniently and rapidly butted.

Furthermore, the shape and size of the sealing gasket 9 are matched with those of the pipeline 12, and the sealing gasket 9 is movably connected with the pipeline 12, so that the sealing performance of the installation of the butt joint pipe 6 and the pipeline 12 is improved.

Furthermore, the fixing bolt 13 penetrates through the threaded hole 14 and extends into the threaded groove 15, and the fixing bolt 13 is movably connected with the threaded groove 15, so that the clamping performance of the butt joint pipe 6 and the pipeline 12 is improved.

In addition, the number of the fixing bolts 13 is four, and the four fixing bolts 13 are equidistantly arranged on the outer wall of the fixing block 7 in an annular array by taking the center of the fixing block 7 as a circle center, so that the connection stability of the butt joint pipe 6 and the pipeline 12 is improved.

During the use, align the ring groove 8 of fixed block 7 one side with the ring piece 10 of pipeline 12 outer wall fixed plate 11 one side and insert, reuse fixing bolt 13 and carry out intermeshing with the inside screw hole 14 of ring piece 10 and the inside thread groove 15 of fixed block 7 in proper order, reach the installation to connecting pipe 6 and pipeline 12, be connected of fixed block 7 and fixed plate 11 simultaneously, and the setting of sealed pad 9, stagger and seal the junction of connecting pipe 6 and pipeline 12, effectively improve the leakproofness that valve body 1 and pipeline 12 are connected, the impact force to case 2 when the water conservancy diversion piece 16 that sets up through 5 inner walls of sealing washer reduces the fluid simultaneously, thereby work is accomplished.

To sum up, this prevent ball valve of leaking, can make this ball valve have good installation effectiveness, improve the installation effectiveness of pipeline 12 and this ball valve, hide the installation simultaneously, avoid the installed part oxidation, increase the degree of difficulty of follow-up dismantlement, and effectively improve the leakproofness of pipeline 12 and ball valve, indirectly improve the leak protection nature of ball valve, thereby make the practicality of this ball valve obtain certain promotion, this ball valve has good protecting effect, effectively reduce the impact force of fluid to case 2, improve the protectiveness to case 2 simultaneously, effectively prolong the life of case 2, thereby make the suitability of this ball valve obtain certain promotion.

It should be noted that, in this document, relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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

1. A leak-proof ball valve, comprising a valve body (1), characterized in that: the valve core (2) is movably connected inside the valve body (1), the top end of the valve core (2) is fixedly connected with the valve rod (3), the filler (4) is fixedly connected inside the valve body (1), the sealing ring (5) is fixedly connected inside the valve body (1), one side of the valve body (1) is fixedly connected with the butt joint pipe (6), and the outer wall of the butt joint pipe (6) is fixedly connected with the fixing block (7);

annular (8) have been seted up to one side of fixed block (7), the sealed pad (9) of inside fixedly connected with of fixed block (7), the inside swing joint of annular (8) has ring piece (10), one side fixedly connected with fixed plate (11) of ring piece (10), the inner wall fixedly connected with pipeline (12) of fixed plate (11), the bottom swing joint of fixed block (7) has fixing bolt (13), threaded hole (14) are seted up to the inside of ring piece (10), threaded groove (15) are seted up to the inside of fixed block (7).

2. A leak resistant ball valve as set forth in claim 1 wherein: the shape and the size of the fixed block (7) are matched with those of the butt joint pipe (6), and the fixed block (7) is fixedly connected with the butt joint pipe (6).

3. A leak resistant ball valve as defined in claim 1 wherein: the inner wall of the sealing ring (5) is fixedly connected with a flow guide block (16), and the shape and the size of the flow guide block (16) are matched with those of the sealing ring (5).

4. A leak resistant ball valve as set forth in claim 1 wherein: the shape and size of the ring groove (8) are matched with the shape and size of the ring block (10), and the fixing block (7) is movably connected with the fixing plate (11) through the ring groove (8) and the ring block (10).

5. A leak resistant ball valve as set forth in claim 1 wherein: the shape and the size of the sealing gasket (9) are matched with those of the pipeline (12), and the sealing gasket (9) is movably connected with the pipeline (12).

6. A leak resistant ball valve as set forth in claim 1 wherein: the fixing bolt (13) penetrates through the threaded hole (14) and extends to the inside of the thread groove (15), and the fixing bolt (13) is movably connected with the thread groove (15).

7. A leak resistant ball valve as set forth in claim 1 wherein: the number of the fixing bolts (13) is four, and the four fixing bolts (13) are arranged on the outer wall of the fixing block (7) in an annular array at equal intervals by taking the center of the fixing block (7) as a circle center.