CN218913938U

CN218913938U - High-sealing clean ball valve

Info

Publication number: CN218913938U
Application number: CN202223114834.4U
Authority: CN
Inventors: 吴建雨
Original assignee: Hxty Co ltd
Current assignee: Hxty Co ltd
Priority date: 2022-11-23
Filing date: 2022-11-23
Publication date: 2023-04-25
Anticipated expiration: 2032-11-23

Abstract

The utility model discloses a high-sealing clean ball valve, which belongs to the technical field of ball valves and aims at solving the problems that a sealing ring is easy to age and inconvenient to replace when used for a long time in the prior art; according to the utility model, the pull ring drives the inserted link to move outwards, so that the inserted link is separated from the limit link, the valve cover and the valve rod are conveniently separated from the valve body, a worker takes the sealing sleeve out of the sealing groove and replaces the sealing sleeve, the valve cover is combined on the valve body, the limit link is inserted into the valve body, meanwhile, the bottom end of the valve rod penetrates through the lantern ring and the sealing sleeve to be inserted into the top of the valve ball, and the inserted link is inserted into the limit link under the elasticity of the second spring, so that the valve cover is limited, the valve body is conveniently detached by the worker, the replacement of the aged sealing sleeve is facilitated, and the maintenance cost is reduced.

Description

High-sealing clean ball valve

Technical Field

The utility model belongs to the technical field of ball valves, and particularly relates to a high-sealing clean ball valve.

Background

The ball valve, the opening and closing piece is driven by the valve rod and rotates around the axis of the ball valve. The device can also be used for regulating and controlling fluid, wherein the hard seal V-shaped ball valve has strong shearing force between the V-shaped ball core and the metal valve seat of the hard alloy for surfacing, and is particularly suitable for mediums containing fibers, tiny solid particles and the like. The multi-way ball valve can flexibly control the confluence, the diversion and the flow direction switching of the medium on the pipeline, and simultaneously can close any channel to connect the other two channels. The ball valve is divided into: pneumatic ball valve, electric ball valve, manual ball valve.

The high-sealing clean ball valve comprises a valve body which is arranged in a hollow mode, wherein the middle part of the valve body is arranged in a spherical mode, a valve rod connecting block is fixedly connected to the outer peripheral side of the spherical part of the valve body, threads are arranged in the valve rod connecting block, a ball block is arranged in the valve body and is positioned in the spherical part of the valve body, and a fixing block is fixedly connected to the outer peripheral side of the ball block at the position of the valve rod connecting block; although the whole leakproofness of valve can be improved to above-mentioned patent, the sealing washer is used for a long time, and is ageing easily to still can reduce the leakproofness of valve, so regularly change the sealing washer of valve, the valve body then can't dismantle in the above-mentioned patent, is inconvenient for changing the sealing washer, once reveal and need change whole ball valve, increase cost of maintenance.

Therefore, a high-sealing clean ball valve is needed, and the problems that in the prior art, the sealing ring is easy to age and is inconvenient to replace due to long-time use are solved.

Disclosure of Invention

The utility model aims to provide a ball valve with high sealing and cleaning performance, so as to solve the problems in the prior art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a clean ball valve of high seal, includes the valve body, the upper end of valve body is provided with the valve gap, the inside rotation of valve body is connected with the valve ball, the seal groove has been seted up at the top of valve body, the top rotation of valve gap is connected with the valve rod, the top of valve rod is passed the seal groove and is inserted the valve ball, the outside of valve rod corresponds the seal groove movable sleeve and is equipped with the lantern ring, lantern ring and seal groove rotation are connected, the outside cover of valve rod is equipped with the seal cover, the seal cover is arranged in the seal groove, the bottom symmetry of valve gap is fixed with the gag lever post, the gag lever post inserts in the valve body, the fixed slot has been seted up corresponding to the inside of valve body, the fixed slot swing joint of valve body has the inserted bar, the outside of inserted bar is fixed with the fixed block, the outside of fixed block and the inner wall sliding connection of fixed slot, the outside of inserted bar corresponds the fixed slot cover and is equipped with the second spring.

In the scheme, a connecting rod is fixed on one side of the inserting rod, which is positioned on one side, and a pull ring is fixed on one side of the connecting rod.

It is further worth to say that the top of valve rod is fixed with the installation piece, one side of installation piece is fixed with the hand lever, the top of valve gap corresponds the hand lever and is provided with positioning mechanism.

It is still further to be noted that, positioning mechanism is including fixing the bracing piece at the valve gap top, top one side of bracing piece is fixed with the fixed frame, the inboard of fixed frame is fixed with the dead lever, the outside sliding connection of dead lever has the movable rod, top one side of movable rod is fixed with the locating lever, the top of locating lever runs through the handspike, the outside cover of dead lever is equipped with first spring, first spring is located the lower extreme of movable rod.

As a preferable implementation mode, a holding rod is fixed on one side of the bottom of the movable rod, and a rubber sleeve is fixedly sleeved on the outer side of the holding rod.

As a preferable implementation mode, connecting pipes are fixed on two sides of the valve body, connecting flanges are fixed on one ends of the connecting pipes, which are far away from each other, and sealing gaskets are fixed on the top of the valve body corresponding to the bottom of the valve cover.

Compared with the prior art, the high-sealing clean ball valve provided by the utility model at least comprises the following beneficial effects:

(1) The inserted link is driven to move to the outside through the pull ring to the inserted link breaks away from the gag lever post, is convenient for break away from the valve body with the valve gap together with the valve rod, and the staff takes out the seal cover from the seal groove, and changes new seal cover, closes the valve gap on the valve body, and the gag lever post inserts the valve body, and the bottom of valve rod runs through the top that lantern ring and seal cover insert the valve ball simultaneously, under the elasticity of second spring, promotes the fixed block and removes in the fixed slot, makes the inserted link insert in the gag lever post, thereby spacing the valve gap, is favorable to the staff to dismantle the valve body, and the convenience is changed ageing seal cover, reduces cost of maintenance.

(2) After closing through the valve body, pulling movable rod for the locating lever inserts the hand lever, under the elasticity of first spring, makes the locating lever insert behind the hand lever keep motionless, is favorable to spacing the hand lever, reduces because the mistake touches the valve opening, reduces the emergence of potential safety hazard.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of the present utility model;

fig. 3 is an enlarged view of the structure at a in fig. 2.

In the figure: 1. a valve body; 2. a connecting pipe; 3. a valve cover; 4. a valve stem; 5. a hand lever; 6. a support rod; 7. a positioning rod; 8. a fixed frame; 9. a moving rod; 10. a first spring; 11. a fixed rod; 12. a pull ring; 13. a connecting rod; 14. a rod; 15. a valve ball; 16. a mounting block; 17. a collar; 18. sealing sleeve; 19. a fixing groove; 20. a sealing gasket; 21. a limit rod; 22. a fixed block; 23. a second spring; 24. a grip.

Detailed Description

The utility model is further described below with reference to examples.

Referring to fig. 1-3, the utility model provides a high-sealing clean ball valve, which comprises a valve body 1, the upper end of the valve body 1 is provided with a valve cover 3, the inside of the valve body 1 is rotationally connected with a valve ball 15, the top of the valve body 1 is provided with a sealing groove, the top of the valve cover 3 is rotationally connected with a valve rod 4, the bottom end of the valve rod 4 passes through the sealing groove and is inserted into the top of the valve ball 15, the outer side of the valve rod 4 is movably sleeved with a lantern ring 17 corresponding to the sealing groove, the lantern ring 17 is rotationally connected with the sealing groove, the outer side of the valve rod 4 is sleeved with a sealing sleeve 18, the sealing sleeve 18 is arranged in the sealing groove, the bottom of the valve cover 3 is symmetrically fixed with a limiting rod 21, the limiting rod 21 is inserted into the valve body 1, one end of the valve rod 14 is inserted into the limiting rod 21, the outer side of the limiting rod 14 is fixedly provided with a fixing block 22, the outer side of the fixing block 22 is slidably connected with the inner wall of the fixing groove 19, the outer side of the inserting rod 14 is sleeved with a second spring 23 corresponding to the fixing groove 19, and the fixing block 22 is pushed to move in the fixing groove 19 under the elasticity of the second spring 23, so that the inserting rod 14 is inserted into the limiting rod 21 to limit the valve cover 3.

Further, as shown in fig. 1 and fig. 3, it is worth specifically explaining that a connecting rod 13 is fixed on one side of the insert rod 14, which is close to each other, and a pull ring 12 is fixed on one side of the connecting rod 13, the insert rod 14 is connected through the connecting rod 13, and two insert rods 14 on one side are convenient to move simultaneously through the pull ring 12, so that the convenience of operation of staff is improved.

The scheme comprises the following working processes: the seal cover 18 is easy to age under long-time use, the seal cover 18 needs to be replaced regularly, the pull ring 12 is pulled to enable the inserting rod 14 to move outwards, the inserting rod 14 is separated from the limiting rod 21, the valve cover 3 and the valve rod 4 are separated from the valve body 1, a worker takes the seal cover 18 out of the seal groove, and replaces a new seal cover 18, the valve cover 3 is combined on the valve body 1, the limiting rod 21 is inserted into the valve body 1, meanwhile, the bottom end of the valve rod 4 penetrates through the top of the lantern ring 17 and the seal cover 18 to be inserted into the top of the valve ball 15, and the fixing block 22 is pushed to move in the fixing groove 19 under the elastic force of the second spring 23, so that the inserting rod 14 is inserted into the limiting rod 21, and the valve cover 3 is limited.

The working process can be as follows: the insert rod 14 is driven to move outwards through the pull ring 12, so that the insert rod 14 is separated from the limit rod 21, the valve cover 3 and the valve rod 4 are separated from the valve body 1, a worker takes out the sealing sleeve 18 from the sealing groove and replaces the new sealing sleeve 18, the valve cover 3 is closed on the valve body 1, the limit rod 21 is inserted into the valve body 1, meanwhile, the bottom end of the valve rod 4 penetrates through the lantern ring 17 and the sealing sleeve 18 to be inserted into the top of the valve ball 15, the fixing block 22 is pushed to move in the fixing groove 19 under the elasticity of the second spring 23, the insert rod 14 is inserted into the limit rod 21, the valve cover 3 is limited, the valve body 1 is disassembled by the worker conveniently, the replacement of the aged sealing sleeve 18 is facilitated, and the maintenance cost is reduced.

Further, as shown in fig. 1 and 2, it should be noted that the top of the valve rod 4 is fixed with a mounting block 16, and a hand lever 5 is fixed on one side of the mounting block 16, where the hand lever 5 facilitates rotation of the valve rod 4. The top of the valve cover 3 is provided with a positioning mechanism corresponding to the hand lever 5, the positioning mechanism comprises a supporting rod 6 fixed at the top of the valve cover 3, a fixed frame 8 is fixed at one side of the top of the supporting rod 6, a fixed rod 11 is fixed at the inner side of the fixed frame 8, a movable rod 9 is slidably connected to the outer side of the fixed rod 11, a positioning rod 7 is fixed at one side of the top of the movable rod 9, the top end of the positioning rod 7 penetrates through the hand lever 5, a first spring 10 is sleeved on the outer side of the fixed rod 11, the first spring 10 is positioned at the lower end of the movable rod 9, after the valve body 1 is closed, the movable rod 9 is pulled, the positioning rod 7 is inserted into the hand lever 5, and the positioning rod 7 is kept motionless after being inserted into the hand lever 5 under the elasticity of the first spring 10, so that the hand lever 5 is limited, the valve opening caused by false touch is reduced, and the occurrence of potential safety hazards is reduced; the holding rod 24 is fixed on one side of the bottom of the moving rod 9, a rubber sleeve is fixedly sleeved on the outer side of the holding rod 24, the holding rod 24 is convenient for the moving of the moving rod 9, and the rubber sleeve increases comfort when a person holds the holding rod 24.

As further shown in fig. 1, it is worth specifically explaining that the two sides of the valve body 1 are fixed with connecting pipes 2, one end of each connecting pipe 2 away from each other is fixed with a connecting flange, and the connecting of the connecting pipes 2 is facilitated through the connecting flange; a sealing gasket 20 is fixed at the top of the valve body 1 corresponding to the bottom of the valve cover 3, and the sealing property between the valve cover 3 and the valve body 1 is increased through the sealing gasket 20.

To sum up: the inserting rod 14 is driven to move outwards through the pull ring 12, so that the inserting rod 14 is separated from the limiting rod 21, the valve cover 3 and the valve rod 4 are separated from the valve body 1 conveniently, a worker takes the sealing sleeve 18 out of the sealing groove and replaces the new sealing sleeve 18, the valve cover 3 is closed on the valve body 1, the limiting rod 21 is inserted into the valve body 1, meanwhile, the bottom end of the valve rod 4 penetrates through the lantern ring 17 and the sealing sleeve 18 to be inserted into the top of the valve ball 15, under the elasticity of the second spring 23, the fixing block 22 is pushed to move in the fixing groove 19, so that the inserting rod 14 is inserted into the limiting rod 21, the valve cover 3 is limited, the worker can detach the valve body 1 conveniently, the replacement of the aged sealing sleeve 18 is facilitated, the maintenance cost is reduced, the moving rod 9 is pulled after the valve body 1 is closed, the locating rod 7 is inserted into the hand rod 5, the locating rod 7 is kept motionless after being inserted into the hand rod 5 under the elasticity of the first spring 10, the hand rod 5 is limited, the valve is opened by the false touch, and the occurrence of potential safety hazards is reduced.

Claims

1. The utility model provides a clean ball valve of high seal, includes valve body (1), its characterized in that, the upper end of valve body (1) is provided with valve gap (3), the inside rotation of valve body (1) is connected with valve ball (15), the seal groove has been seted up at the top of valve body (1), the top rotation of valve gap (3) is connected with valve rod (4), the top of valve ball (15) is inserted through the seal groove in the bottom of valve rod (4), the outside of valve rod (4) corresponds seal groove movable sleeve and is equipped with lantern ring (17), lantern ring (17) and seal groove swivelling joint, the outside cover of valve rod (4) is equipped with seal cover (18), seal cover (18) are arranged in the seal groove, the bottom symmetry of valve gap (3) is fixed with gag lever (21), gag lever (21) inserts in valve body (1), fixed slot (19) have been seted up to the inside of valve body (1) corresponding gag lever (19), the fixed slot (19) swing joint of valve body (1), the one end of gag lever (14) inserts gag lever (21) in the fixed slot (22) and outside fixed connection (22) outside fixed slot (22), the outer side of the inserted link (14) is sleeved with a second spring (23) corresponding to the fixing groove (19).

2. A high seal cleaning ball valve as in claim 1 wherein: one side of the inserted link (14) positioned at one side is fixed with a connecting rod (13), and one side of the connecting rod (13) is fixed with a pull ring (12).

3. A high seal cleaning ball valve as in claim 1 wherein: the top of valve rod (4) is fixed with installation piece (16), one side of installation piece (16) is fixed with hand lever (5), the top of valve gap (3) is provided with positioning mechanism corresponding to hand lever (5).

4. A high seal cleaning ball valve as in claim 3 wherein: the utility model provides a locating mechanism, including fixing bracing piece (6) at valve gap (3) top, top one side of bracing piece (6) is fixed with fixed frame (8), the inboard of fixed frame (8) is fixed with dead lever (11), the outside sliding connection of dead lever (11) has movable rod (9), top one side of movable rod (9) is fixed with locating lever (7), hand lever (5) are run through on the top of locating lever (7), the outside cover of dead lever (11) is equipped with first spring (10), first spring (10) are located the lower extreme of movable rod (9).

5. The high seal cleaning ball valve of claim 4 wherein: a holding rod (24) is fixed on one side of the bottom of the movable rod (9), and a rubber sleeve is fixedly sleeved on the outer side of the holding rod (24).

6. A high seal cleaning ball valve as in claim 1 wherein: connecting pipes (2) are fixed on two sides of the valve body (1), connecting flanges are fixed on one ends, away from each other, of the connecting pipes (2), and sealing gaskets (20) are fixed on the top of the valve body (1) corresponding to the bottom of the valve cover (3).