CN216843182U

CN216843182U - Degumming-proof elastic seat seal gate valve

Info

Publication number: CN216843182U
Application number: CN202122889686.2U
Authority: CN
Inventors: 严子泷
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-11-24
Filing date: 2021-11-24
Publication date: 2022-06-28
Anticipated expiration: 2031-11-24

Abstract

The utility model discloses an anti-glue-falling elastic seat seal gate valve, which comprises a valve body, wherein a valve cover is installed at the top of the valve body, a valve plate is arranged in the valve body, a support is installed at the top of the valve cover, a packing press flange is installed on the support, the packing press flange is connected with the support through a bolt, a nut used for fixing the support is arranged on the bolt, seal packing is arranged in the support, an electric head is installed at the top of the packing press flange, a clamping jaw is installed at the output end of the electric head, a lead screw is installed in the clamping jaw, the bottom end of the lead screw penetrates through the support and the valve cover and extends into the valve body, and a bearing is installed in the support.

Description

Degumming-proof elastic seat seal gate valve

Technical Field

The utility model relates to the field of relevant products of valves, in particular to an anti-degumming elastic seat seal gate valve.

Background

A gate valve is one of the most common on-off valves, and a gate plate (i.e., an opening and closing member, in which the opening and closing member is called a gate plate or a gate, and a gate seat is called a gate plate seat) is used to open (fully open) or cut off (fully closed) a medium in a pipeline. It is not allowed to be used for intercepting, and the flashboard is prevented from being opened slightly in use, and the damage of a sealing surface is accelerated due to the erosion of a high-speed flowing medium. The double-reed gate plate is used for lifting and descending on a plate surface perpendicular to the central line of a gate seat channel, cuts off media in a pipeline like a gate, and is called as a gate valve.

But current seal gate valve is controlled still and is adopted the hand wheel mode to operate comparatively hard, and the not good condition of sealed effect appears easily in the junction of seal gate valve, influences the use, has the defect nature.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an anti-glue-release elastic seat seal gate valve which is controlled by replacing an original hand wheel through an electric head, is simpler and more convenient, adopts a combination mode to carry out multiple sealing on the inside of the seal gate valve, and is convenient for filler replacement, so as to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: anticreep is glued elasticity seat and is sealed gate valve, including the valve body, the valve gap is installed at the top of valve body, be equipped with the valve plate in the valve body, the support is installed at the top of valve gap, install the filler flange on the support, through bolted connection between filler flange and the support, be equipped with the nut that is used for the fixed bolster on the bolt, be equipped with the sealing filler in the support, electronic head is installed at filler flange top, the clamping jaw is installed to the output of electronic head, install the lead screw in the clamping jaw, the bottom of lead screw is run through support and valve gap and to extending in the valve body, install the bearing in the support, lead screw fixed insertion is established in the bearing, the one end fixed insertion that the lead screw extends is established in the valve plate.

Preferably, the valve body is connected with the valve cover through an internal spiral angle screw, and a middle flange sinking groove pad is arranged at the joint.

Preferably, the joint of the valve cover and the bracket is fixedly connected with an O-shaped ring.

Preferably, a thrust ring is mounted on the screw rod.

Preferably, the bottom end of the screw rod is connected with the valve plate through a copper nut.

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

this anticreep glues elastic seat seals gate valve, it rotates to drive the lead screw through the motor-driven head, make the lead screw at the copper nut internal rotation, the valve plate will follow the rotation and realize the valve plate and rotate this moment, through the range of rotation of lead screw, slowly adjust the position of valve plate, seal the filler flange junction of support and installation motor-driven head through seal packing, prevent that the infiltration condition from appearing, can adjust the elasticity of filler flange through the cooperation of bolt and nut, conveniently protect seal packing, and the lead screw passes through the clamping jaw to be fixed, easy dismounting, the utility model replaces original hand wheel through the motor-driven head to control, it is more simple and convenient, and adopt the compound mode to carry out multiple sealing to sealing the gate valve inside, it is convenient to pack to change.

Drawings

Fig. 1 is a schematic structural view of the gate valve with the elastic seat for preventing glue dropping.

In the figure: 1. a valve body; 2. a valve plate; 3. a copper nut; 4. a screw rod; 5. an inner helical screw; 6. sinking the groove cushion by the middle flange; 7. a valve cover; 8. a thrust ring; 9. an O-shaped ring; 10. a bearing; 11. sealing and filling; 12. a support; 13. a nut; 14. a bolt; 15. pressing blue filler; 16. a clamping jaw; 17. provided is a power head.

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.

Referring to fig. 1, an embodiment of the present invention: the gate valve comprises a valve body 1, a valve cover 7 is installed at the top of the valve body 1, a valve plate 2 is arranged in the valve body 1, a support 12 is installed at the top of the valve cover 7, a packing flange 15 is installed on the support 12, the packing flange 15 is connected with the support 12 through a bolt 14, a nut 13 for fixing the support 12 is arranged on the bolt 14, a sealing packing 11 is arranged in the support 12, an electric head 17 is installed at the top of the packing flange 15, a clamping jaw 16 is installed at the output end of the electric head 17, a lead screw 4 is installed in the clamping jaw 16, the bottom end of the lead screw 4 penetrates through the support 12 and the valve cover 7 and extends into the valve body 1, a bearing 10 is installed in the support 12, the lead screw 4 is fixedly inserted in the bearing 10, the extending end of the lead screw 4 is fixedly inserted in the valve plate 2, specifically, the electric head 17 drives the lead screw 4 to rotate, at the time, the valve plate 2 rotates along with the rotation to realize the rotation of the valve plate 2, and the rotation range of the lead screw 4, the position to valve plate 2 is adjusted slowly, and the filler flange 15 junction of support 12 and installation electric head 17 is sealed up through sealed filler 11, prevents that the infiltration condition from appearing, can adjust the elasticity of filler flange 15 through the cooperation of bolt 14 with nut 13, conveniently protects sealed filler 11, and lead screw 4 fixes easy dismounting through clamping jaw 16.

Further, the valve body 1 is connected with the valve cover 7 through an internal spiral angle screw 5, and a middle flange sinking groove pad 6 is arranged at the joint to strengthen the sealing of the connection position.

Furthermore, an O-shaped ring 9 is fixedly connected at the joint of the valve cover 7 and the bracket 12, and the valve cover 7 and the bracket 12 are sealed.

Further, a thrust ring 8 is mounted on the screw rod 4.

Further, the bottom end of the screw rod 4 is connected with the valve plate 2 through a copper nut 3.

The working principle is as follows: at first, electronic head 17 drives lead screw 4 and rotates, make lead screw 4 at 3 rotations of copper nut, valve plate 2 will follow the rotation this moment and realize that valve plate 2 rotates, rotation range through lead screw 4, slowly adjust the position of valve plate 2, it seals up to press blue 15 junction with support 12 and the filler of installation electronic head 17 through gland packing 11, prevent that the infiltration condition from appearing, can adjust the elasticity of packing blue 15 through the cooperation of bolt 14 with nut 13, the convenience is protected gland packing 11, and lead screw 4 fixes through clamping jaw 16, easy dismounting.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. Anticreep is glued elasticity seat and is sealed gate valve, including valve body (1), its characterized in that: the valve cover (7) is installed at the top of the valve body (1), the valve plate (2) is arranged in the valve body (1), the support (12) is installed at the top of the valve cover (7), the packing flange (15) is installed on the support (12), the packing flange (15) is connected with the support (12) through the bolt (14), the nut (13) used for fixing the support (12) is arranged on the bolt (14), the sealing packing (11) is arranged in the support (12), the electric head (17) is installed at the top of the packing flange (15), the clamping jaw (16) is installed at the output end of the electric head (17), the screw rod (4) is installed in the clamping jaw (16), the bottom end of the screw rod (4) penetrates through the support (12) and the valve cover (7) and extends into the valve body (1), the valve plate is characterized in that a bearing (10) is installed in the support (12), the screw rod (4) is fixedly inserted in the bearing (10), and one extending end of the screw rod (4) is fixedly inserted in the valve plate (2).

2. The anti-stripping elastic seat seal gate valve according to claim 1, characterized in that: the valve body (1) is connected with the valve cover (7) through an internal spiral angle screw (5), and a middle flange sink groove pad (6) is arranged at the joint.

3. The anti-stripping elastic seat seal gate valve according to claim 1, characterized in that: the joint of the valve cover (7) and the bracket (12) is fixedly connected with an O-shaped ring (9).

4. The anti-glue-falling elastic seat seal gate valve according to claim 1, characterized in that: and a thrust ring (8) is arranged on the screw rod (4).

5. The anti-glue-falling elastic seat seal gate valve according to claim 1, characterized in that: the bottom end of the screw rod (4) is connected with the valve plate (2) through a copper nut (3).