CN216742946U

CN216742946U - Forged steel top-mounted buried fixed ball valve seat

Info

Publication number: CN216742946U
Application number: CN202122452705.5U
Authority: CN
Inventors: 赵海军; 范呈胜; 何均; 方锋杰; 林传胜
Original assignee: Jitai Valve Group Co ltd
Current assignee: Jitai Valve Group Co ltd
Priority date: 2021-10-12
Filing date: 2021-10-12
Publication date: 2022-06-14
Anticipated expiration: 2031-10-12

Abstract

The utility model discloses a forged steel top-mounted buried fixed ball valve seat which comprises a valve seat body, wherein connecting grooves are symmetrically formed in the valve seat body, connecting blocks are connected to the connecting grooves through internal threads, sealing grooves are formed in the connecting blocks, and sealing balls are connected to the sealing grooves in a sliding mode; according to the ball valve seat, the two connecting blocks are in threaded connection with the surface of the valve seat body, the sealing grooves are formed in the two connecting blocks, and the sealing balls are mounted in the two connecting blocks, so that when the ball valve seat works, the ball valve seat can be in double sealing, compared with the existing single valve sealing, the ball valve seat can provide a better flow blocking effect, the connecting grooves are formed in the valve seat body, the connecting blocks are in threaded connection with the inside of the connecting grooves, and the sealing balls are mounted in the connecting blocks, so that the ball valve does not need to be placed in the valve seat body in advance, the sealing is used for sealing, and assembly is facilitated for an assembler.

Description

Forged steel top-mounted buried fixed ball valve seat

Technical Field

The utility model relates to the technical field of valves, in particular to a forged steel top-mounted buried fixed ball valve seat.

Background

The utility model discloses a "forge steel top mounted and bury fixed ball valve disk seat buried" that patent CN203670882U discloses, it though can reach sealed effectual purpose, but still there is certain problem during the use, current ball valve disk seat generally adopts single valve to seal, but long-term back of using, install the ball valve inside ball valve disk seat still can cause certain wearing and tearing because of the friction, long-term back of using, its leakproofness just can drop, influence its sealed effect, between current ball valve disk seat and the ball valve simultaneously, the mode of installation is comparatively troublesome, need put into the disk seat with the ball valve in advance, use connecting rod and ball valve fixed connection, after carrying out a series of sealings, not only troublesome, and improve the time that the staff spent when assembling, for this reason we provide a leakproofness well and the ball valve disk seat of convenient assembly and solve this problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a forged steel top-mounted buried fixed ball valve seat to solve the problems of poor sealing performance and inconvenient assembly in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

the utility model provides a forged steel top mounted underground fixed ball valve disk seat, includes the disk seat body, the spread groove has been seted up to the inside symmetry of disk seat body, the inside threaded connection of spread groove has the connecting block, the seal groove has been seted up to the inside of connecting block, the inside sliding connection of seal groove has the ball sealer, the top of connecting block is rotated through the ball sealer and is connected with the dwang, the one end of dwang run through to the inside of seal groove and with the ball sealer bolt joint, the both sides of disk seat body all are provided with flange, the thread groove has all been seted up at the both ends of disk seat body, flange's link and thread groove threaded connection.

Preferably, a sealing washer is installed at the connecting end of the connecting flange, and a gasket groove matched with the sealing washer is formed in the threaded groove.

Preferably, the surface of the valve seat body is symmetrically provided with sealing blocks in threaded connection with the connecting block.

Preferably, the surface of the connecting flange is provided with a plurality of fixing holes.

Preferably, the other end of the rotating rod is fixedly sleeved with a rotating handle matched with an external worker for use.

Preferably, the bottom of the valve seat body is provided with a supporting block, and the bottom of the supporting block is provided with a supporting plate.

Preferably, the surface of the supporting plate is provided with four mounting holes, and the mounting holes are aligned.

Preferably, the sealing washer is made of wear-resistant rubber.

Compared with the prior art, the utility model provides a forged steel top-mounted buried fixed ball valve seat, which has the following beneficial effects:

according to the ball valve seat, the two connecting blocks are connected to the surface of the valve seat body in a threaded manner, and the sealing grooves and the sealing balls are arranged in the two connecting blocks, so that the ball valve seat can be sealed in a double manner when the ball valve seat works, and a better flow blocking effect can be provided compared with the existing single valve seal;

according to the utility model, the connecting groove is formed in the valve seat body, the connecting block is connected with the connecting block through the threads in the connecting groove, and the sealing ball is arranged in the connecting block, so that the ball valve does not need to be placed in the valve seat body in advance, and the sealing element is used for sealing, so that the assembling of an assembling person is facilitated.

Drawings

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

FIG. 2 is a partial sectional view of the present invention;

FIG. 3 is an enlarged view taken at A of FIG. 2 according to the present invention;

fig. 4 is a partial structural sectional view of the present invention.

In the figure: 1. a valve seat body; 2. connecting grooves; 3. connecting blocks; 4. a sealing groove; 5. a sealing ball; 6. rotating the rod; 7. a connecting flange; 8. a thread groove; 9. a sealing gasket; 10. a gasket groove; 11. a sealing block; 12. a fixing hole; 13. rotating the handle; 14. a support block; 15. a support plate; 16. and (7) installing holes.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1 to 4, the present invention provides a technical solution: a forged steel top-mounted buried fixed ball valve seat comprises a valve seat body 1, wherein connecting grooves 2 are symmetrically formed in the valve seat body 1, connecting blocks 3 are in threaded connection with the inside of the connecting grooves 2, sealing grooves 4 are formed in the connecting blocks 3, sealing balls 5 are slidably connected inside the sealing grooves 4, the top of each connecting block 3 is rotatably connected with a rotating rod 6 through a sealing bearing, one end of each rotating rod 6 penetrates through the inside of each sealing groove 4 and is in bolted connection with the corresponding sealing ball 5, connecting flanges 7 are arranged on two sides of the valve seat body 1, threaded grooves 8 are formed in two ends of the valve seat body 1, the connecting ends of the connecting flanges 7 are in threaded connection with the threaded grooves 8, two connecting blocks 3 are in threaded connection with the surface of the valve seat body 1, the sealing grooves 4 and the sealing balls 5 are arranged in the two connecting blocks 3, and therefore when the valve seat of the ball valve works, the ball valve can be provided with double sealing, compare current single valve and seal, it can provide better choked flow effect, has seted up spread groove 2 through the inside at disk seat body 1, has connecting block 3 through the inside threaded connection of spread groove 2 again, has ball sealer 5 at connecting block 3 internally mounted to need not in advance with the ball valve put into disk seat body 1 inside, using the sealing member sealed, made things convenient for the assembler to assemble.

Referring to fig. 2 and 3, the sealing performance of the device is improved, a sealing gasket 9 is installed at the connecting end of the connecting flange 7, and a gasket groove 10 matched with the sealing gasket is formed inside the thread groove 8.

Referring to fig. 1, 2 and 4, the sealing performance between the connecting block 3 and the valve seat body 1 is improved, and the sealing blocks 11 in threaded connection with the connecting block 3 are symmetrically installed on the surface of the valve seat body 1.

Referring to fig. 1 and 2, a plurality of fixing holes 12 are formed on the surface of the connecting flange 7 to facilitate connection with external pipelines.

Referring to fig. 1 and 2, the rotating rod 6 is convenient to rotate, and a rotating handle 13 used in cooperation with an external worker is sleeved at the other end of the rotating rod 6.

Referring to fig. 1, the valve seat body 1 is supported, a supporting block 14 is installed at the bottom of the valve seat body 1, and a supporting plate 15 is installed at the bottom of the supporting block 14.

Referring to fig. 1, the supporting plate 15 is conveniently limited, the surface of the supporting plate 15 is provided with four mounting holes 16, and the four mounting holes 16 are aligned.

Referring to fig. 2 and 3, the durability of the sealing washer 9 is improved, and the sealing washer 9 is made of wear-resistant rubber.

The working principle is as follows: during the assembly, because of ball sealer 5 is installed inside connecting block 3, twist connecting block 3 through connecting groove 2 in the inside of disk seat body 1, just so can directly hit the density of installation, and because of connecting block 3 is two, ball sealer 5's quantity also is two, if seal the during operation, only need keep one of them ball sealer 5 for a long time to the access state, another ball sealer 5 twist for the closure state alright, if it appears wearing and tearing at a ball sealer 5, another ball sealer 5 can replace seal the work, thereby ensure the leakproofness of the device.

It is noted that, herein, relational terms such as first and second, and the like may be 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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a forged steel top-mounted buries fixed ball valve disk seat, includes disk seat body (1), its characterized in that: spread groove (2) have been seted up to the inside symmetry of disk seat body (1), the inside threaded connection of spread groove (2) has connecting block (3), seal groove (4) have been seted up to the inside of connecting block (3), the inside sliding connection of seal groove (4) has ball sealer (5), the top of connecting block (3) is rotated through sealed bearing and is connected with dwang (6), the one end of dwang (6) run through to the inside of seal groove (4) and with ball sealer (5) bolt joint, the both sides of disk seat body (1) all are provided with flange (7), thread groove (8) have all been seted up at the both ends of disk seat body (1), flange (7) the link and thread groove (8) threaded connection.

2. The forged steel top-mounted buried fixed ball valve seat according to claim 1, wherein: and a sealing washer (9) is installed at the connecting end of the connecting flange (7), and a gasket groove (10) matched with the sealing washer for use is formed in the threaded groove (8).

3. The forged steel top-mounted buried fixed ball valve seat according to claim 1, wherein: the surface of the valve seat body (1) is symmetrically provided with sealing blocks (11) which are in threaded connection with the connecting blocks (3).

4. The forged steel top-mounted buried fixed ball valve seat according to claim 1, wherein: the surface of the connecting flange (7) is provided with a plurality of fixing holes (12).

5. The forged steel top-mounted buried fixed ball valve seat according to claim 1, wherein: the other end of the rotating rod (6) is fixedly sleeved with a rotating handle (13) matched with external workers for use.

6. The forged steel top-mounted buried fixed ball valve seat according to claim 1, wherein: the valve seat is characterized in that a supporting block (14) is installed at the bottom of the valve seat body (1), and a supporting plate (15) is installed at the bottom of the supporting block (14).

7. The forged steel top-loading buried fixed ball valve seat according to claim 6, wherein: mounting holes (16) are formed in the surface of the supporting plate (15), the number of the mounting holes (16) is four, and the mounting holes are in alignment installation.

8. The forged steel top-mounted buried fixed ball valve seat according to claim 2, wherein: the sealing washer (9) is made of wear-resistant rubber.