CN210770601U

CN210770601U - Valve body

Info

Publication number: CN210770601U
Application number: CN201921441835.5U
Authority: CN
Inventors: 陈钢坚; 王志勇; 张建光; 李璋
Original assignee: Wenzhou Ouquan Precision Machinery Co ltd
Current assignee: Jiangxi Ouquan Precision Technology Co.,Ltd.
Priority date: 2019-08-31
Filing date: 2019-08-31
Publication date: 2020-06-16
Anticipated expiration: 2029-08-31

Abstract

The utility model discloses a valve body, the inner wall of through-hole is equipped with two logical grooves, it is equipped with the sliding plate to lead to the inslot interpolation, the one end of sliding plate is equipped with the arc wall of indent, be equipped with the dogtooth on the inner wall of arc wall, the arc wall of two sliding plates forms the circular shape centre gripping mouth in the middle of setting relatively, the other end of sliding plate is equipped with the spring, the spring orders about the sliding plate displacement to in the through-hole, the intermediate position of sliding plate is equipped with the adjustment tank, be equipped with the open slot that is linked together with logical groove on the valve body, the ejector pad is established to the open slot interpolation, the ejector pad extends to the one end that leads to the inslot and is equipped with the inclined plane, the notch department of adjustment tank is equipped with the drive block, be equipped with the wedge on the drive block, the valve body is equipped with the enclosing cover, the cuff department that encloses the cover is equipped with the spacing. After the improvement, the condition of valve rod maloperation displacement can be avoided, and the safety performance of valve body use is promoted.

Description

Valve body

Technical Field

The utility model relates to the technical field of valves, more specifically say, it relates to a valve body.

Background

The valve includes a valve housing, a valve stem, a valve flap, and a valve seat. The valve body is a part of the valve shell, a through hole for the valve rod to penetrate is arranged on the valve body, the valve rod is positioned in the through hole and is in rotating fit with the through hole, one end of the valve rod is connected with the valve clack, and the valve rod is linked with the valve clack. The valve rod is rotated to drive the valve clack to rotate, so that the valve is opened and closed. The valve rod is in rotating fit in the valve body, the valve clack can be driven to move at any time, and the valve rod is rotated by misoperation, so that the sealing performance of the valve can be influenced, and the use quality of the valve is influenced.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a can restrict the valve rod and rotate, have the valve body that prevents the maloperation function.

In order to achieve the above purpose, the utility model provides a following technical scheme: a valve body comprises a valve body, wherein a through hole for a valve rod to penetrate through is formed in the valve body, two through grooves are formed in the inner wall of the through hole, sliding plates are inserted in the through grooves, an inwards concave arc-shaped groove is formed in one end of each sliding plate, convex teeth are arranged on the inner walls of the arc-shaped grooves, the arc-shaped grooves of the two sliding plates are oppositely arranged, a circular clamping opening is formed in the middle of each arc-shaped groove, a spring is arranged at the other end of each sliding plate and drives the sliding plates to move into the through holes, an adjusting groove is formed in the middle of each sliding plate, an open groove communicated with the corresponding through groove is formed in the valve body, a push block in sliding fit is inserted in the open groove, an inclined plane is arranged at one end, extending into the corresponding through groove, of the push block is inserted into the adjusting groove, a driving block is arranged at the groove, the notch department that the valve body corresponds the open slot is equipped with encloses the cover, the looping department that encloses the cover is equipped with the spacing ring, the ejector pad is located to enclose partly being equipped with in the cover and keeps off the ring, the cover is equipped with the pressure spring on the ejector pad, the pressure spring is located the surface of valve body and keeps off between the ring, the pressure spring orders about to keep off the ring inconsistent with the spacing ring.

The utility model discloses further set up to: the opening part of the valve body corresponding to the through hole is provided with a cylindrical sleeve, the sleeve groove in the sleeve and the through hole are coaxial, the outer wall of the sleeve is provided with a visual opening, and the visual opening is communicated with the sleeve groove.

The utility model discloses further set up to: the convex teeth are wrapped with rubber pads.

Through adopting above-mentioned technical scheme, utilize the sliding plate to remove to the through-hole in, the dogtooth is to wearing to establish the valve rod in the through-hole and blocking, and the valve rod is located the centre gripping mouth just can't rotate for the valve rod can not operate, under the condition that need not control, has the efficiency that prevents the maloperation, promotes the service quality of valve body.

Drawings

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

fig. 2 is a partial cross-sectional view of the present invention;

FIG. 3 is a schematic view of a partial structure of the present invention;

fig. 4 is an enlarged view of a portion a in fig. 2.

1. A valve body; 10. a through hole; 11. A through groove; 2. a sliding plate; 20. an arc-shaped slot; 21. a convex tooth; 22. A clamping port; 23. a spring; 24. an adjustment groove; 25. an open slot; 26. A drive block; 3. enclosing; 30. a limiting ring; 4. a sleeve; 40. a visible opening; 5. a push block; 50. a baffle ring; 51. and (5) pressing a spring.

Detailed Description

Embodiments of the present invention are further described with reference to fig. 1 to 4.

A valve body comprises a valve body 1, a through hole 10 for a valve rod to penetrate through is arranged in the valve body 1, two through grooves 11 are arranged on the inner wall of the through hole 10, sliding plates 2 are inserted in the through grooves 11, one ends of the sliding plates 2 are provided with concave arc-shaped grooves 20, convex teeth 21 are arranged on the inner walls of the arc-shaped grooves 20, the arc-shaped grooves 20 of the two sliding plates 2 are oppositely arranged, a circular clamping opening 22 is formed in the middle of the arc-shaped grooves 20, a spring 23 is arranged at the other end of each sliding plate 2, the spring 23 drives the sliding plates 2 to move into the through hole 10, an adjusting groove 24 is arranged at the middle position of each sliding plate 2, an open groove 25 communicated with the through grooves 11 is arranged on the valve body 1, a push block 5 in sliding fit is inserted in the open groove 25, an inclined plane is arranged at one end, extending into the through groove 11, of the push block 5 is inserted into the, be equipped with the wedge face of laminating mutually with 5 inclined planes of ejector pad on the drive block 26, the notch department that valve body 1 corresponds open slot 25 is equipped with and encloses cover 3, the cuff department that encloses cover 3 is equipped with spacing ring 30, ejector pad 5 is located and encloses partly being equipped with fender ring 50 of cover, the cover is equipped with pressure spring 51 on the ejector pad 5, pressure spring 51 is located valve body 1's surface and keeps off between the ring 50, pressure spring 51 orders about fender ring 50 and spacing ring 30 inconsistent. The convex teeth 21 are wrapped with rubber pads.

When the valve body is assembled with the valve rod, the valve body is arranged in the through hole 10 in a penetrating mode. When the valve rod does not need to rotate, the one end of the sliding plate 2 with the arc-shaped groove 20 is driven to the through hole 10 by the driving force of the spring 23, the outer wall of the valve rod is abutted to the convex teeth 21 of the arc-shaped groove 20, the valve rod is positioned in the clamping opening 22 and is under the action of friction force of the convex teeth 21, the valve rod can be prevented from rotating, and the misoperation preventing function is achieved. When the valve rod needs the rotation operation, through pressing ejector pad 5, ejector pad 5 overcomes the power of pressure spring 51, be the shrink state with it, ejector pad 5 just can move towards the diapire direction of adjustment tank 24, ejector pad 5 is at the in-process of motion, inclined plane on the ejector pad 5 can contradict with the wedge face on the 24 notch department drive block 26 of adjustment tank, along with the rural displacement of ejector pad 5, drive block 26 then can slide towards the opposite direction of through-hole 10, make the spring 23 of being connected with sliding plate 2 be the shrink state, the one end that sliding plate 2 has arc wall 20 just can move to logical inslot 11, dogtooth 21 is not carrying out limiting displacement to the valve rod, the valve rod just can carry out the rotation operation. After the operation is finished, the pushing of the pushing block 5 is stopped, the pushing block 5 is displaced towards the outside of the open slot 25 through the relaxation force of the pressure spring 51, the driving block 26 is not pushed by the pushing block 5 any more, and the sliding plate 2 is pushed into the through hole 10 through the relaxation force of the spring 23, so that the convex teeth 21 on the sliding plate 2 can clamp and limit the valve rod.

For the convenience of pressing, the end parts of the two push blocks 5 can be preferably connected with the cross rod, and the two push blocks 5 can move simultaneously through one-time pressing, so that the operation is convenient.

The opening of the valve body 1 corresponding to the through hole 10 is provided with a cylindrical sleeve 4, a sleeve groove in the sleeve 4 is coaxial with the through hole 10, the outer wall of the sleeve 4 is provided with a visible opening 40, and the visible opening 40 is communicated with the sleeve groove. The valve stem is marked with indicia of different colors, and the position of the valve stem movement and the condition of the flap are known through the viewing opening 40 for ease of operation and viewing.

It is above only the utility model discloses a preferred embodiment, the utility model discloses a scope of protection does not only confine above-mentioned embodiment, the all belongs to the utility model discloses a technical scheme under the thinking all belongs to the utility model discloses a scope of protection. It should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a valve body, includes the valve body, this internal through-hole that supplies the valve rod to wear to establish that is equipped with of valve, its characterized in that: the inner wall of the through hole is provided with two through grooves, sliding plates are inserted into the through grooves, one ends of the sliding plates are provided with inwards-concave arc-shaped grooves, the inner walls of the arc-shaped grooves are provided with convex teeth, the arc-shaped grooves of the two sliding plates are oppositely arranged, a circular clamping opening is formed in the middle, the other ends of the sliding plates are provided with springs, the springs drive the sliding plates to move into the through holes, the middle positions of the sliding plates are provided with adjusting grooves, the valve body is provided with an open groove communicated with the through grooves, a push block in sliding fit is inserted into the open groove, one end, extending into the through groove, of the push block is provided with an inclined surface, one end, provided with the inclined surface, of the push block is inserted into the adjusting groove, the notch of the adjusting groove is provided with a driving block, the driving block is provided with a wedge-shaped surface jointed with the inclined surface of the push, the ejector pad is located the part that encloses the cover and is equipped with and keeps off the ring, the cover is equipped with the pressure spring on the ejector pad, the pressure spring is located the surface of valve body and keeps off between the ring, the pressure spring orders about to keep off the ring and the spacing ring is inconsistent.

2. A valve body as claimed in claim 1, wherein: the opening part of the valve body corresponding to the through hole is provided with a cylindrical sleeve, the sleeve groove in the sleeve and the through hole are coaxial, the outer wall of the sleeve is provided with a visual opening, and the visual opening is communicated with the sleeve groove.

3. A valve body as claimed in claim 2, wherein: the convex teeth are wrapped with rubber pads.