CN216951763U

CN216951763U - All stainless steel welded ball valve

Info

Publication number: CN216951763U
Application number: CN202220763280.1U
Authority: CN
Inventors: 许梦雷; 许胜勇; 蒋祥; 陈温和
Original assignee: Zhejiang Mingfeng Valve Co ltd
Current assignee: Zhejiang Mingfeng Valve Co ltd
Priority date: 2022-04-02
Filing date: 2022-04-02
Publication date: 2022-07-12
Anticipated expiration: 2032-04-02

Abstract

The utility model belongs to the field of ball valves, in particular to a full stainless steel welded ball valve, aiming at the problems that the existing ball valve is usually in error contact when in use, so that the valve cannot be completely closed or started, liquid leakage can occur, operation is labor-consuming, and water leakage is easy to occur after the ball valve is used for a period of time, the utility model provides a scheme which comprises a valve body, wherein two ends of the valve body are fixedly communicated with connecting pipes, the interior of the valve body is rotatably connected with a ball body, the top of the valve body is fixedly communicated with a sleeve, and the top of the ball body is fixedly connected with a valve rod. Is convenient to use.

Description

All stainless steel welded ball valve

Technical Field

The utility model relates to the technical field of ball valves, in particular to a full stainless steel welded ball valve.

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 has strong shearing force with a metal valve seat of the surfacing hard alloy, 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 condition that the mistake touched can appear usually when using in current ball valve, leads to the valve can not close totally or start, the condition of weeping probably appears, and the concurrent operation is comparatively hard, and the inside use of ball valve after a period, the condition that also appears leaking easily, so we propose all stainless steel welding ball valve for solve the above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects that in the prior art, when a ball valve is used, the situation of mistaken touch usually occurs, so that the valve cannot be completely closed or started, the situation of liquid leakage possibly occurs, the operation is labor-consuming, and the situation of water leakage is easy to occur after the ball valve is used for a period of time.

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

the all-stainless-steel welded ball valve comprises a valve body, wherein connecting pipes are fixedly communicated with two ends of the valve body, a ball body is rotatably connected inside the valve body, a sleeve is fixedly communicated with the top of the valve body, a valve rod is fixedly connected to the top of the ball body, the top of the valve rod extends to the upper part of the sleeve and is fixedly connected with a sleeve box, and a labor-saving component for saving labor is arranged inside the sleeve box;

and the outer wall of the sleeve is provided with a braking component for braking the sleeve.

Preferably, the labor-saving assembly comprises a sleeve rod which penetrates through the sleeve box in a sliding mode, and the same pressure spring is fixedly connected between one end of the sleeve rod and the inner wall of one side of the sleeve box, so that the labor-saving function is achieved.

Preferably, the braking component includes that the slip ring at the sleeve outer wall is established to the slip cap, the through-hole has been seted up to the bottom of cover box, the draw-in groove has been seted up to the bottom of loop bar, the fixed cover of telescopic outer wall is equipped with solid fixed ring, a plurality of first springs of fixedly connected with between solid fixed ring's top and the bottom of slip ring, the top fixedly connected with of slip ring two with the lug of draw-in groove looks block for brake the cover box.

Preferably, the inner wall of the connecting pipe is fixedly connected with a valve seat gasket, the inner wall of the connecting pipe is connected with a fireproof metal gasket in a sliding mode, one side of the fireproof metal gasket is fixedly connected with a sealing ring, and the same belleville spring is arranged between the fireproof metal gasket and the valve seat gasket and used for improving the sealing performance of the device.

Preferably, the inner wall of the bottom of the sleeve box is slidably connected with a sliding block, and a same second spring is fixedly connected between one side of the sliding block and the inner wall of one side of the sleeve box, so that the convex block is prevented from entering the inner part of the sleeve box.

Preferably, the fixed cover of one end outer wall of loop bar is equipped with anti-skidding cover, avoids droing.

Compared with the prior art, the utility model has the beneficial effects that:

1. the sliding ring vertically slides downwards, the sliding ring extrudes the first spring and drives the lug to vertically move downwards, the lug is not clamped with the clamping groove any more, the braking on the loop bar is relieved, and at the moment, the loop bar pops out under the elastic force of the pressure spring;

2. the loop bar sliding block of no longer contradicting simultaneously, sliding block lateral shifting under the elastic force effect of second spring stops up the through-hole, can adjust the state of opening and close of ball valve through cover box and loop bar this moment, accomplishes the back at the adjustment, pushes back the loop bar to the inside of cover box, and the sliding block was extruded this moment, and the lug extends to the through-hole inside simultaneously and with the draw-in groove block, avoids the maloperation to change the state of ball valve.

According to the utility model, the sleeve box can be braked through the braking assembly, so that the false touch can be avoided, the water leakage can be avoided, the physical force required for rotating the valve rod can be greatly reduced through the labor-saving assembly, the sealing performance of the device can be improved through the belleville spring, and the use is convenient.

Drawings

FIG. 1 is a schematic sectional view of a full stainless steel welded ball valve according to the present invention;

FIG. 2 is a three-dimensional view of portion A of the present invention;

FIG. 3 is a schematic three-dimensional structure of a sleeve and a stem according to the present invention;

FIG. 4 is a schematic three-dimensional structure of a sleeve according to the present invention;

fig. 5 is a three-dimensional structure diagram of the loop bar of the present invention.

In the figure: 1. a sphere; 2. a valve body; 3. taking over a pipe; 4. an anti-slip sleeve; 5. a kit; 6. a valve stem; 7. a slip ring; 8. a sleeve; 9. a seal ring; 10. a fire resistant metal gasket; 11. a belleville spring; 12. a valve seat gasket; 13. a first spring; 14. a fixing ring; 15. a bump; 16. a loop bar; 17. a through hole; 18. a slider; 19. a second spring; 20. a pressure spring; 21. a clamping groove.

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.

Example one

Referring to fig. 1-5, the all-stainless steel welded ball valve comprises a valve body 2, wherein connecting pipes 3 are fixedly communicated with two ends of the valve body 2, a ball body 1 is rotatably connected inside the valve body 2, a sleeve 8 is fixedly communicated with the top of the valve body 2, a valve rod 6 is fixedly connected with the top of the ball body 1, the top of the valve rod 6 extends above the sleeve 8 and is fixedly connected with a sleeve box 5, and a labor-saving component for saving labor is arranged inside the sleeve box 5;

the outer wall of the sleeve 8 is provided with a braking assembly for braking the cartridge 5.

Example two

Referring to fig. 1-5, the all-stainless-steel welded ball valve comprises a valve body 2, wherein connecting pipes 3 are fixedly communicated with two ends of the valve body 2, a ball body 1 is rotatably connected inside the valve body 2, a sleeve 8 is fixedly communicated with the top of the valve body 2, a valve rod 6 is fixedly connected to the top of the ball body 1, the top of the valve rod 6 extends above the sleeve 8 and is fixedly connected with a sleeve box 5, a labor-saving component for saving labor is arranged inside the sleeve box 5, the labor-saving component comprises a sleeve rod 16 which slidably penetrates through the sleeve box 5, and the same pressure spring 20 is fixedly connected between one end of the sleeve rod 16 and the inner wall of one side of the sleeve box 5, so that the labor-saving function is realized;

the outer wall of the sleeve 8 is provided with a braking component for braking the sleeve box 5, the braking component comprises a sliding ring 7 which is sleeved on the outer wall of the sleeve 8 in a sliding manner, the bottom of the sleeve box 5 is provided with a through hole 17, the bottom of the loop bar 16 is provided with a clamping groove 21, the outer wall of the sleeve 8 is fixedly sleeved with a fixing ring 14, a plurality of first springs 13 are fixedly connected between the top of the fixing ring 14 and the bottom of the sliding ring 7, the top of the sliding ring 7 is fixedly connected with two convex blocks 15 which are clamped with the clamping groove 21 and used for braking the sleeve box 5, the inner wall of the connecting pipe 3 is fixedly connected with a valve seat gasket 12, the inner wall of the connecting pipe 3 is slidably connected with a fireproof metal gasket 10, one side of the fireproof metal gasket 10 is fixedly connected with a sealing ring 9, the same butterfly spring 11 is arranged between the fireproof metal gasket 10 and the valve seat gasket 12 and used for improving the sealing performance of the device, and the inner wall of the bottom of the sleeve box 5 is slidably connected with a sliding block 18, the same second spring 19 is fixedly connected between one side of the sliding block 18 and one side of the inner wall of the sleeve box 5, so that the convex block 15 is prevented from entering the sleeve box 5, and the anti-slip sleeve 4 is fixedly sleeved on the outer wall of one end of the sleeve rod 16 and is prevented from falling off.

The working principle is as follows: when the ball valve is used, the sliding ring 7 vertically slides downwards, the sliding ring 7 extrudes the first spring 13 and drives the convex block 15 to vertically move downwards, the convex block 15 is not clamped with the clamping groove 21 any more, the braking on the loop bar 16 is relieved, the loop bar 16 pops out under the elastic action of the pressure spring 20 at the moment, meanwhile, the loop bar 16 does not conflict with the sliding block 18 any more, the sliding block 18 transversely moves under the elastic action of the second spring 19, the through hole 17 is blocked, the opening and closing state of the ball valve can be adjusted through the sleeve box 5 and the loop bar 16 at the moment, after the adjustment is completed, the loop bar 16 is pushed back to the inside of the sleeve box 5, the sliding block 18 is extruded at the moment, meanwhile, the convex block 15 extends to the inside of the through hole 17 and is clamped with the clamping groove 21, and the state that the ball valve is changed by misoperation is avoided.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. The all-stainless-steel welded ball valve comprises a valve body (2) and is characterized in that two ends of the valve body (2) are fixedly communicated with connecting pipes (3), a ball body (1) is rotatably connected inside the valve body (2), a sleeve (8) is fixedly communicated with the top of the valve body (2), a valve rod (6) is fixedly connected to the top of the ball body (1), the top of the valve rod (6) extends to the position above the sleeve (8) and is fixedly connected with a sleeve box (5), and a labor-saving component for saving labor is arranged inside the sleeve box (5);

the outer wall of the sleeve (8) is provided with a braking component for braking the sleeve (5).

2. The all stainless steel welded ball valve according to claim 1, characterized in that the labor-saving assembly comprises a stem (16) slidably penetrating the sleeve (5), and the same compression spring (20) is fixedly connected between one end of the stem (16) and one side inner wall of the sleeve (5).

3. The all-stainless-steel welded ball valve according to claim 2, wherein the brake assembly comprises a sliding ring (7) slidably sleeved on the outer wall of the sleeve (8), a through hole (17) is formed in the bottom of the sleeve (5), a clamping groove (21) is formed in the bottom of the loop bar (16), a fixing ring (14) is fixedly sleeved on the outer wall of the sleeve (8), a plurality of first springs (13) are fixedly connected between the top of the fixing ring (14) and the bottom of the sliding ring (7), and two protrusions (15) clamped with the clamping groove (21) are fixedly connected to the top of the sliding ring (7).

4. The all-stainless-steel welded ball valve according to claim 1, characterized in that a valve seat gasket (12) is fixedly connected to the inner wall of the connecting pipe (3), a fireproof metal gasket (10) is slidably connected to the inner wall of the connecting pipe (3), a sealing ring (9) is fixedly connected to one side of the fireproof metal gasket (10), and the same belleville spring (11) is arranged between the fireproof metal gasket (10) and the valve seat gasket (12).

5. The all stainless steel welded ball valve according to claim 1, characterized in that a sliding block (18) is slidably connected to the bottom inner wall of the sleeve (5), and the same second spring (19) is fixedly connected between one side of the sliding block (18) and one side inner wall of the sleeve (5).

6. The all stainless steel welded ball valve according to claim 2, characterized in that an anti-slip sleeve (4) is fixedly sleeved on the outer wall of one end of the sleeve rod (16).