CN210978679U

CN210978679U - Pneumatic hydraulic high-pressure valve

Info

Publication number: CN210978679U
Application number: CN201922187425.9U
Authority: CN
Inventors: 石定明; 石羿辉
Original assignee: Henan Zhongpan Electromechanical Technology Co ltd
Current assignee: Henan Zhongpan Electromechanical Technology Co ltd
Priority date: 2019-12-09
Filing date: 2019-12-09
Publication date: 2020-07-10
Anticipated expiration: 2029-12-09

Abstract

The utility model discloses a pneumatic hydraulic pressure high-pressure valve, which comprises a valve body, the top fixed mounting of valve body has sealed lid, the top of sealed lid is rotated through the bearing and is connected with an internal thread section of thick bamboo, the inner wall threaded connection of an internal thread section of thick bamboo has the screw rod, the top fixedly connected with twist grip of an internal thread section of thick bamboo, the through-hole that supplies the screw rod to run through is seted up on twist grip's surface, the bottom fixedly connected with of screw rod is used for the shutoff stopper of shutoff valve body, the inner wall sliding connection of slip subassembly and valve body is passed through to the side that is close to. The utility model discloses an above-mentioned isotructure's cooperation has realized that can be simple quick opens and close the valve body, can carry out the size of adjusting the valve body flow simultaneously, and can closely seal the junction of valve body and pipeline, has improved the gas tightness of valve body junction for high-pressure valve is difficult for revealing, avoids taking place accident, has improved valve safety in utilization.

Description

Pneumatic hydraulic high-pressure valve

Technical Field

The utility model relates to the technical field of valves, specifically be a pneumatic hydraulic pressure high-pressure valve.

Background

The high-pressure valve is widely applied to the fields of superhard material manufacturing, chemical industry, petrochemical industry, processing technology, isostatic pressing treatment, ultrahigh static pressure extrusion, powder metallurgy, metal forming, geophysical and geological research and the like, can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like, is a control part in a pipeline fluid conveying system, is used for changing the section of a passage and the flowing direction of the media, and has the functions of diversion, cut-off, throttling, non-return, flow division, overflow pressure relief and the like. Because the existing high-pressure valve is not easy to open and close the valve simply and quickly, and is not easy to adjust the flow of the valve body, and a sealing component is not arranged at the joint of the valve and the pipeline, the leakage is easy to occur between the joint of the valve and the pipeline, and certain potential safety hazard exists, the improvement is needed,

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a pneumatic hydraulic high pressure valve door, it can be simply quick dismantle and install sealed lid, can open fast simultaneously and close the valve body, and can adjust the size of valve body flow through the distance that changes the shutoff piece and rise, the suitability of valve body has been improved, and the setting through spring and sealing ring, can closely seal the junction of valve body and pipeline, the gas tightness of valve body junction has been improved, make high pressure valve door be difficult for revealing, avoid taking place accident, the advantage of valve safety in utilization has been improved, the problem in providing among the above-mentioned background art has been solved.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a pneumatic hydraulic pressure high pressure valve, includes the valve body, the top fixed mounting of valve body has sealed lid, the top of sealed lid is rotated through the bearing and is connected with an internal thread section of thick bamboo, the inner wall threaded connection of an internal thread section of thick bamboo has the screw rod, the top fixedly connected with twist grip of an internal thread section of thick bamboo, the through-hole that supplies the screw rod to run through is seted up on twist grip's surface, the bottom fixedly connected with of screw rod is used for the shutoff stopper of shutoff valve body, the inner wall sliding connection of slip subassembly and valve body is passed through to the side that is close to its bottom on the screw rod, the ring channel has all been seted up to.

Preferably, an annular placing groove is formed in the top end, close to the opening, of the valve body, a sealing ring is arranged in the annular placing groove, the upper surface of the sealing ring is abutted to the lower surface of the sealing cover, and the top end of the valve body is fixedly connected with the sealing cover through a bolt.

Preferably, the plug is in a boss shape, and a sealing rubber layer is fixedly connected to the circumferential surface of the plug.

Preferably, the sliding assembly comprises a limiting rod, the limiting rod is fixedly connected to the side face, close to the bottom end, of the screw rod, one end, far away from the screw rod, of the limiting rod is fixedly connected with a sliding block, and a sliding groove matched with the sliding block in a sliding mode is formed in the inner wall of the valve body.

Preferably, the sealing assembly comprises a spring, the spring is fixedly connected to the inner wall of the annular groove, and one end, far away from the annular groove, of the spring is fixedly connected with a sealing ring.

Preferably, the number of the springs in the annular groove is not less than two, and the number of the springs is not less than two and the springs are symmetrically arranged on the inner wall of the annular groove respectively.

Compared with the prior art, the beneficial effects of the utility model are that: through the setting of bolt, make can be simple quick dismantle and install sealed lid, through the twist grip, an internal thread section of thick bamboo, the screw rod, the setting of slip subassembly and shutoff stopper, make can be quick open and close the valve body, the size that can adjust the valve body flow through the distance that changes the shutoff piece and rise simultaneously, the suitability of valve body has been improved, and through the setting of spring and sealing ring, can closely seal up the junction of valve body and pipeline, the gas tightness of valve body junction has been improved, make the high-pressure valve be difficult for revealing, avoid taking place accident, valve safety in utilization has been improved.

Drawings

Fig. 1 is a front cross-sectional view of the present invention;

figure 2 is a front cross-sectional view of the valve body of figure 1 in an open state in accordance with the present invention;

FIG. 3 is a top view of the twist grip of the present invention;

fig. 4 is an enlarged view of the structure of the present invention at a.

In the figure: 1-valve body, 2-sealing cover, 3-internal thread cylinder, 4-screw, 5-rotating handle, 6-sealing plug, 7-annular groove, 8-sealing ring, 9-bolt, 10-sealing rubber layer, 11-limiting rod, 12-sliding block, 13-sliding groove, 14-spring and 15-sealing ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 4, the present invention provides a technical solution: a pneumatic hydraulic high-pressure valve comprises a valve body 1, wherein a sealing cover 2 is fixedly mounted at the top end of the valve body 1.

Further, an annular placing groove is formed in the top end, close to the opening, of the valve body 1, a sealing ring 8 is arranged in the annular placing groove, the upper surface of the sealing ring 8 is abutted to the lower surface of the sealing cover 2, the top end of the valve body 1 is fixedly connected with the sealing cover 2 through a bolt 9, the bolt 9 is arranged, the sealing cover 2 can be simply and quickly disassembled and installed, the sealing ring 8 increases the sealing performance between the valve body 1 and the sealing cover 2, and the liquid in the valve body 1 is prevented from leaking from the connecting position of the sealing cover 2 and the valve body 1.

The top of sealed lid 2 rotates through the bearing and is connected with an internal thread section of thick bamboo 3, and the inner wall threaded connection of an internal thread section of thick bamboo 3 has a screw rod 4, and the top fixedly connected with twist grip 5 of an internal thread section of thick bamboo 3, the through-hole that supplies screw rod 4 to run through is seted up on twist grip 5's surface, and the bottom fixedly connected with of screw rod 4 is used for the shutoff stopper 6 of shutoff valve body 1.

Further, the plugging plug 6 is in a boss shape, a sealing rubber layer 10 is fixedly connected to the circumferential surface of the plugging plug 6, and the sealing rubber layer 6 increases the plugging effect of the plugging block 6.

The side surface of the screw rod 4 close to the bottom end thereof is connected with the inner wall of the valve body 1 in a sliding way through a sliding component.

Further, the slip subassembly includes gag lever post 11, gag lever post 11 fixed connection is on the side of being close to its bottom on screw rod 4, gag lever post 11 is kept away from one of screw rod 4 and is served fixedly connected with slider 12, the spout 13 with slider 12 sliding connection and adaptation is seted up to the inner wall of valve body 1, rotate an internal thread section of thick bamboo 3 through twist grip 5, because internal thread section of thick bamboo 3 and screw rod 4 threaded connection, and gag lever post 11, spout 13 and slider 12 have carried out the restriction to the rotation of screw rod 4, make screw rod 4 can drive the upward movement of shutoff piece 6, thereby remove the shutoff to valve body 1, simultaneously can adjust the size of valve body 1 flow through the distance that changes shutoff piece 1 and rise, the suitability of valve body 1 has been improved.

The annular groove 7 is all seted up to the left and right sides of valve body 1, and the inner wall fixedly connected with seal assembly of annular groove 7.

Further, seal assembly includes spring 14, spring 14 fixed connection is on the inner wall of ring channel 7, spring 14 keeps away from ring channel 7's one end fixedly connected with sealing ring 15, pipeline through fastening bolt and flange to 1 both sides of valve body is fixed, 1 fixed completion back of valve body, can promote the side of sealing ring 15 and pipeline closely to laminate under the effect of spring 14 elasticity, thereby can closely seal the junction of valve body 1 and pipeline, the gas tightness of 1 junction of valve body has been improved, make the high-pressure valve be difficult for revealing and avoid taking place accident, the valve safety in utilization has been improved.

Further, the number of the springs 14 in the annular groove 7 is not less than two, and the number of the springs 14 is not less than two, the springs 14 are symmetrical and are respectively arranged on the inner wall of the annular groove 7, and the sealing ring 15 is attached to the side face of the pipeline more tightly through the arrangement of the two springs 14.

The working principle is as follows: when the pneumatic hydraulic high-pressure valve is used, pipelines on two sides of the valve body 1 are fixed through fastening bolts and flanges, and after the valve body 1 is fixed, the sealing ring 15 is pushed to be tightly attached to the side face of the pipeline under the action of the elastic force of the spring 14, so that the joint of the valve body 1 and the pipeline can be tightly sealed, the air tightness of the joint of the valve body 1 is improved, the high-pressure valve is not easy to leak, accidents are avoided, and the use safety of the valve is improved; when the valve body 1 needs to be opened, the internal thread cylinder 3 is rotated through the rotating handle 5, because the internal thread cylinder 3 is in threaded connection with the screw rod 4, the limiting rod 11, the sliding groove 13 and the sliding block 12 limit the rotation of the screw rod 4, the screw rod 4 can drive the plugging block 6 to move upwards, the plugging of the valve body 1 is removed, meanwhile, the flow of the valve body 1 can be adjusted through changing the ascending distance of the plugging block 1, the applicability of the valve body 1 is improved, the bolt 9 is arranged, the sealing cover 2 can be simply and quickly disassembled and installed, the sealing ring 8 increases the sealing performance between the valve body 1 and the sealing cover 2, and the leakage of liquid in the valve body 1 from the joint of the sealing cover 2 and the valve body 1 is avoided.

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 invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a pneumatic hydraulic high pressure valve, includes valve body (1), its characterized in that: the top fixed mounting of valve body (1) has sealed lid (2), the top of sealed lid (2) is rotated through the bearing and is connected with an internal thread section of thick bamboo (3), the inner wall threaded connection of an internal thread section of thick bamboo (3) has screw rod (4), the top fixedly connected with twist grip (5) of an internal thread section of thick bamboo (3), the through-hole that supplies screw rod (4) to run through is seted up on the surface of twist grip (5), the bottom fixedly connected with of screw rod (4) is used for shutoff stopper (6) of shutoff valve body (1), the inner wall sliding connection of sliding component and valve body (1) is passed through to the side that is close to its bottom on screw rod (4), ring channel (7) have all been seted up to the left and right sides of valve body (1), the inner wall fixedly connected with.

2. The pneumatic-hydraulic high-pressure valve according to claim 1, characterized in that: an annular placing groove is formed in the top end, close to the opening, of the valve body (1), a sealing ring (8) is arranged in the annular placing groove, the upper surface of the sealing ring (8) is abutted to the lower surface of the sealing cover (2), and the top end of the valve body (1) is fixedly connected with the sealing cover (2) through a bolt (9).

3. The pneumatic-hydraulic high-pressure valve according to claim 1, characterized in that: the seal plug (6) is in a boss shape, and a seal rubber layer (10) is fixedly connected to the circumferential surface of the seal plug (6).

4. The pneumatic-hydraulic high-pressure valve according to claim 1, characterized in that: the sliding assembly comprises a limiting rod (11), the limiting rod (11) is fixedly connected to the side face, close to the bottom end of the screw rod (4), of the screw rod (4) is far away from the limiting rod (11), an end-on fixedly connected with sliding block (12) is arranged, and a sliding groove (13) which is connected with the sliding block (12) in a sliding mode and is matched with the sliding block is formed in the inner wall of the valve body (1).

5. The pneumatic-hydraulic high-pressure valve according to claim 1, characterized in that: the sealing assembly comprises a spring (14), the spring (14) is fixedly connected to the inner wall of the annular groove (7), and one end, far away from the annular groove (7), of the spring (14) is fixedly connected with a sealing ring (15).

6. A pneumatic-hydraulic high pressure valve according to claim 5, wherein: the number of the springs (14) in the annular groove (7) is not less than two, and the number of the springs (14) is not less than two and is respectively symmetrical to the inner wall of the annular groove (7).