CN215487688U

CN215487688U - Antiseep valve body of integral type structure

Info

Publication number: CN215487688U
Application number: CN202121746227.2U
Authority: CN
Inventors: 卢游
Original assignee: Ruian Xinli Foundry Co ltd
Current assignee: Ruian Xinli Foundry Co ltd
Priority date: 2021-07-29
Filing date: 2021-07-29
Publication date: 2022-01-11
Anticipated expiration: 2031-07-29

Abstract

The utility model discloses an anti-leakage valve body with an integrated structure, which comprises a valve body, wherein an anti-leakage mechanism is arranged in the valve body, the outer wall of the upper part of a threaded rod is in threaded connection with the inner wall of a threaded sleeve, the outer wall of the threaded sleeve is fixedly connected with a boss, and the outer wall of the middle part of the boss is fixedly connected with a first rubber ring. This antiseep valve body of integral type structure compares in traditional art, has following advantage: through the cooperation between valve body and the leak protection mechanism, the threaded rod drives the piston and moves down and fills in the intercommunication mouth on the valve body, reach the effect that the valve body closed, the piston drives second rubber circle downstream this moment, make in the rubber detains the ring channel of advancing on the valve body, avoid the valve body seepage, avoid piston low temperature shrink, and do not have the second way and seal the defence line, the valve body of current integral type structure has been solved, because influenced by weather low temperature, inside piston receives cold shrink, make the problem of valve body seepage.

Description

Antiseep valve body of integral type structure

Technical Field

The utility model relates to the technical field of valve bodies, in particular to an anti-leakage valve body with an integrated structure.

Background

The definition of "valve" is a device for controlling the direction, pressure and flow rate of fluid in a fluid system, the valve body is a device which can control the flow rate of the medium (liquid, gas and powder) in the piping and equipment by flowing or stopping, the material of the valve body is different according to different process media, and the common materials are: cast iron, cast steel, stainless steel, carbon steel, plastic, copper, and the like.

But the valve body of current integral type structure, because influenced by weather low temperature, inside piston receives the cold shrink for the problem of valve body seepage, the valve body of current integral type structure is in the use, because the medium velocity of flow is very fast, and the valve body is received the impact force great, easily causes the problem that the valve body bursts, has the valve body of current integral type structure simultaneously, and self can not filter impurity, and long-time use can make the problem of valve body jam.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an anti-leakage valve body with an integrated structure, and the valve body is used for solving the problem that an internal piston is cooled and shrunk to cause leakage of the valve body due to the influence of weather and low temperature in the existing valve body with the integrated structure in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme: an anti-leakage valve body with an integrated structure comprises a valve body, wherein an anti-leakage mechanism is arranged inside the valve body;

the leakage-proof mechanism comprises a threaded rod, a threaded sleeve, a boss, a first rubber ring, a rubber sleeve, a piston, a second rubber ring, a rubber buckle and an annular groove;

the top outer wall of threaded rod and the inner wall threaded connection of thread bush, the outer wall fixedly connected with boss of thread bush, the middle outer wall rigid coupling of boss has first rubber circle, the inside embedding in below of boss has the rubber bush, the inner wall of rubber bush closely laminates with the below outer wall of threaded rod, the bottom fixedly connected with piston of threaded rod, the top outer wall fixedly connected with second rubber circle of piston, the outside bottom fixedly connected with rubber of second rubber circle is detained, the below outer wall that rubber was detained closely laminates with the internal surface of ring channel, the below inner wall at the valve body is seted up to the ring channel, the outer wall of piston closely laminates with the inside intercommunication mouth internal surface of valve body. The leakage of the valve body is avoided, the low-temperature contraction of the piston is avoided, and a second sealing defense line is not needed.

Preferably, a plurality of mounting holes are opened respectively in the outside of valve body, the top laminating of valve body has the installed part, the inner wall of installed part and the outer wall fixed connection of first rubber circle. Six mounting holes on two sides are convenient for the valve body to be connected with an external pipeline.

Preferably, the valve body and the inner wall of the outer side of the mounting part are respectively in clearance fit with bolts, and the outer wall of the lower part of each bolt is in threaded connection with a nut. The nuts corresponding to the six bolts are taken down, so that the mounting part can be separated from the valve body, and the interior of the valve body can be maintained conveniently.

Preferably, a buffer mechanism is arranged in one end of the valve body;

the buffer mechanism comprises a baffle plate, a vertical block, an inclined rod, a sliding block, a sliding groove and a spring;

one side of baffle is passed through the rotating member and is connected with the riser rotation, the top fixed connection of riser is at the one end inner wall of valve body, the top inner wall clearance fit of baffle has the down tube, one side of down tube is passed through the rotating member and is rotated with the slider and link to each other, slider and spout slip joint, the inner wall at the valve body is seted up to the spout, the one end rigid coupling of slider has the spring, the one end rigid coupling of spring is at the internal surface of spout. The baffle plate offsets part of the valve body to be directly impacted by external media, and the valve body is prevented from bursting.

Preferably, a filtering mechanism is arranged inside the lower part of the valve body;

the filtering mechanism comprises a screen plate, a threaded plug and a rubber pad;

the end part of the screen plate is fixedly connected to the inner wall of the valve body, a threaded plug is arranged below the screen plate, the outer wall of the threaded plug is in threaded connection with the inner wall of the valve body, a rubber pad is fixedly connected to the outer wall below the threaded plug, and the top end of the rubber pad is tightly attached to the bottom end of the valve body. The screen can filter out impurities in the medium flowing through the valve body, and the valve body is prevented from being blocked.

Compared with the prior art, the utility model has the beneficial effects that: this antiseep valve body of integral type structure compares in traditional art, has following advantage:

through the matching between the valve body and the leakage-proof mechanism, the threaded rod drives the piston to move downwards to be plugged into the communicating port on the valve body, so that the effect of closing the valve body is achieved, at the moment, the piston drives the second rubber ring to move downwards, the rubber buckle is plugged into the annular groove on the valve body, the leakage of the valve body is avoided, the low-temperature contraction of the piston is avoided, and a second sealing defense line is not needed, so that the problem that the valve body leaks due to the fact that an internal piston of the existing valve body with an integrated structure is cooled and contracted under the influence of low temperature of weather is solved;

through the cooperation between valve body and the buffer gear, in the medium stream of external pipeline entered the valve body, medium striking baffle, the baffle passes through the rotating member and rotates anticlockwise on the riser, make the down tube drive the slider and slide to the right side in the spout, support the spring and tightly compress in the spout, otherwise the spring gives the baffle to left reaction force, make the baffle offset part valve body directly receive the impact force of external medium, avoid the valve body to burst, the valve body of having solved current integral type structure is in the use, because the medium velocity of flow is very fast, the valve body is received the impact force great, easily cause the problem that the valve body burst.

Through the cooperation between valve body, leak protection mechanism and the filtering mechanism, the piston is opened, and the medium in the valve body is discharged to outside pipeline from the opposite side export, and the otter board can filter the impurity in the medium in the valve body of flowing through, avoids the valve body to block up, has solved the valve body of current integral type structure, and self can not filter impurity, and long-time use can make the problem that the valve body blockked up.

Drawings

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

FIG. 2 is a cross-sectional view of FIG. 1;

FIG. 3 is a schematic view of the structure of the flapper, the stem block, and the valve body of FIG. 1;

fig. 4 is a schematic structural diagram of the piston, the second rubber ring and the rubber buckle in fig. 1.

In the figure: 1. the valve comprises a valve body, 2, a mounting hole, 3, a mounting piece, 4, an anti-seepage mechanism, 401, a threaded rod, 402, a threaded sleeve, 403, a boss, 404, a first rubber ring, 405, a rubber sleeve, 406, a piston, 407, a second rubber ring, 408, a rubber buckle, 409, an annular groove, 5, a buffer mechanism, 501, a baffle, 502, a vertical block, 503, a diagonal rod, 504, a sliding block, 505, a sliding groove, 506, a spring, 6, a filter mechanism, 601, a mesh plate, 602, a threaded plug, 603, a rubber pad, 7, a bolt, 8 and a nut.

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.

Referring to fig. 1-4, the present invention provides a technical solution: an anti-leakage valve body with an integrated structure comprises a valve body 1, wherein an anti-leakage mechanism 4 is arranged inside the valve body 1, the anti-leakage mechanism 4 comprises a threaded rod 401, a threaded sleeve 402, a boss 403, a first rubber ring 404, a rubber sleeve 405, a piston 406, a second rubber ring 407, a rubber buckle 408 and an annular groove 409, the upper outer wall of the threaded rod 401 is in threaded connection with the inner wall of the threaded sleeve 402, the outer wall of the threaded sleeve 402 is fixedly connected with the boss 403, the middle outer wall of the boss 403 is fixedly connected with the first rubber ring 404, the rubber sleeve 405 is embedded inside the lower part of the boss 403, the inner wall of the rubber sleeve 405 is tightly attached to the lower outer wall of the threaded rod 401, the bottom end of the threaded rod 401 is fixedly connected with the piston 406, the upper outer wall of the piston 406 is fixedly connected with the second rubber ring 407, the outer bottom end of the outer side of the second rubber ring 407 is fixedly connected with the rubber buckle 408, the lower outer wall of the rubber buckle 408 is tightly attached to the inner surface of the annular groove 409, the annular groove 409 is arranged on the inner wall below the valve body 1, the outer wall of the piston 406 is tightly attached to the inner surface of the inner communication opening of the valve body 1, and the piston 406 drives the second rubber ring 407 to move downwards, so that the rubber buckle 408 is plugged into the annular groove 409 on the valve body 1, and leakage of the valve body 1 is avoided.

The first rubber ring 404, the rubber sleeve 405, the piston 406, the second rubber ring 407 and the rubber buckle 408 are all made of a fluororubber material.

Six mounting holes 2 are respectively opened in the outside of valve body 1, and six mounting holes 2 of both sides are convenient for valve body 1 and external pipe connection, and the top laminating of valve body 1 has installed part 3, the inner wall of installed part 3 and the outer wall fixed connection of first rubber circle 404.

The inner walls of the outer sides of the valve body 1 and the mounting part 3 are respectively in clearance fit with bolts 7, nuts 8 are connected to the outer walls of the lower portions of the bolts 7 in a threaded mode, the corresponding nuts 8 on the six bolts 7 are taken down, the mounting part 3 can be separated from the valve body 1, and maintenance of the interior of the valve body 1 is facilitated.

The buffer mechanism 5 is installed inside one end of the valve body 1, the buffer mechanism 5 comprises a baffle 501, a vertical block 502, an inclined rod 503, a sliding block 504, a sliding groove 505 and a spring 506, one side of the baffle 501 is rotatably connected with the vertical block 502 through a rotating piece, the top end of the vertical block 502 is fixedly connected to the inner wall of one end of the valve body 1, the inclined rod 503 is in clearance fit with the inner wall above the baffle 501, one side of the inclined rod 503 is rotatably connected with the sliding block 504 through the rotating piece, the sliding block 504 is in sliding clamping connection with the sliding groove 505, the sliding groove 505 is formed in the inner wall of the valve body 1, one end of the sliding block 504 is fixedly connected with the spring 506, one end of the spring 506 is fixedly connected to the inner surface of the sliding groove 505, the spring 506 provides a reaction force to the left side of the baffle 501, and the baffle 501 offsets part of impact force of the valve body 1 directly applied by external media.

The rotating member is a pin shaft.

The below internally mounted of valve body 1 has filter mechanism 6, filter mechanism 6 includes otter board 601, screw plug 602 and rubber pad 603, the tip fixed connection of otter board 601 is at the inner wall of valve body 1, otter board 601 can filter the impurity in the medium in the valve body 1 of flowing through, otter board 601 is made by the stainless steel sheet that the surface was covered with the through-hole, the below of otter board 601 is provided with screw plug 602, the outer wall of screw plug 602 and the inner wall threaded connection of valve body 1, the below outer wall rigid coupling of screw plug 602 has rubber pad 603, the top of rubber pad 603 is closely laminated with the bottom of valve body 1, take off screw plug 602, can make filterable impurity in the valve body 1 discharge, otherwise rubber pad 603 pastes on valve body 1, reach sealed effect.

When the anti-leakage valve body with the integrated structure is used, firstly, the six mounting holes 2 on the two sides are convenient for the valve body 1 to be connected with an external pipeline, a medium in the external pipeline flows into the valve body 1, the medium impacts the baffle 501, the baffle 501 rotates anticlockwise on the vertical block 502 through the rotating piece, so that the inclined rod 503 drives the sliding block 504 to slide towards the right side in the sliding groove 505, the spring 506 is tightly propped against the sliding groove 505 to be compressed, otherwise, the spring 506 exerts a reaction force on the baffle 501 towards the left side, so that the baffle 501 counteracts partial impact force of the external medium directly applied to the valve body 1, the piston 406 is opened, the medium in the valve body 1 is discharged to the external pipeline from the outlet at the other side, the screen plate 601 can filter impurities flowing through the medium in the valve body 1, the threaded plug 602 is taken down, the impurities filtered in the valve body 1 can be discharged, otherwise, the threaded plug 602 is mounted, so that the rubber pad 603 is attached to the valve body 1 to achieve a sealing effect, threaded rod 401 rotates and moves down in thread bush 402, and first rubber circle 404 and rubber bush 405 prevent that the medium from rising to leak, threaded rod 401 drives piston 406 and moves down and fills in the intercommunication mouth on the valve body 1, reach the effect that valve body 1 closed, piston 406 drives second rubber circle 407 downstream this moment, make rubber buckle 408 fill in the ring channel 409 on the valve body 1, avoid the seepage of valve body 1, nut 8 who corresponds on taking off six bolts 7, can make installed part 7 and valve body 1 separate, be convenient for to the maintenance of valve body 1 inside.

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 an antiseep valve body of integral type structure, includes valve body (1), its characterized in that: a leakage-proof mechanism (4) is arranged in the valve body (1);

the leakage-proof mechanism (4) comprises a threaded rod (401), a threaded sleeve (402), a boss (403), a first rubber ring (404), a rubber sleeve (405), a piston (406), a second rubber ring (407), a rubber buckle (408) and an annular groove (409);

the upper outer wall of the threaded rod (401) is in threaded connection with the inner wall of the threaded sleeve (402), the outer wall of the thread bushing (402) is fixedly connected with a boss (403), the middle outer wall of the boss (403) is fixedly connected with a first rubber ring (404), a rubber sleeve (405) is embedded in the lower part of the boss (403), the inner wall of the rubber sleeve (405) is tightly attached to the lower outer wall of the threaded rod (401), the bottom end of the threaded rod (401) is fixedly connected with a piston (406), the outer wall of the upper part of the piston (406) is fixedly connected with a second rubber ring (407), the bottom end of the outer side of the second rubber ring (407) is fixedly connected with a rubber buckle (408), the outer wall below the rubber buckle (408) is tightly attached to the inner surface of the annular groove (409), the annular groove (409) is formed in the inner wall of the lower portion of the valve body (1), and the outer wall of the piston (406) is tightly attached to the inner surface of the inner communicating opening of the valve body (1).

2. The valve body of claim 1, wherein the valve body is a one-piece structure with: a plurality of mounting holes (2) are opened respectively in the outside of valve body (1), the top laminating of valve body (1) has installed part (3), the inner wall of installed part (3) and the outer wall fixed connection of first rubber circle (404).

3. The valve body of claim 1, wherein the valve body is a one-piece structure with: the valve body (1) and the inner wall of the outer side of the mounting part (3) are respectively in clearance fit with a bolt (7), and the outer wall of the lower part of the bolt (7) is in threaded connection with a nut (8).

4. The valve body of claim 1, wherein the valve body is a one-piece structure with: a buffer mechanism (5) is arranged in one end of the valve body (1);

the buffer mechanism (5) comprises a baffle (501), a vertical block (502), an inclined rod (503), a sliding block (504), a sliding groove (505) and a spring (506);

one side of baffle (501) is passed through the rotating member and is rotated with perpendicular piece (502) and be connected, the top fixed connection of perpendicular piece (502) is at the one end inner wall of valve body (1), the top inner wall clearance fit of baffle (501) has down tube (503), one side of down tube (503) is passed through the rotating member and is rotated with slider (504) and link to each other, slider (504) and spout (505) slip joint, the inner wall at valve body (1) is seted up in spout (505), the one end rigid coupling of slider (504) has spring (506), the one end rigid coupling of spring (506) is at the internal surface of spout (505).

5. The valve body of claim 1, wherein the valve body is a one-piece structure with: a filtering mechanism (6) is arranged inside the lower part of the valve body (1);

the filtering mechanism (6) comprises a screen plate (601), a threaded plug (602) and a rubber pad (603);

the tip fixed connection of otter board (601) is at the inner wall of valve body (1), the below of otter board (601) is provided with screw plug (602), the outer wall of screw plug (602) and the inner wall threaded connection of valve body (1), the below outer wall rigid coupling of screw plug (602) has rubber pad (603), the top of rubber pad (603) and the bottom of valve body (1) closely laminate.