CN220646838U

CN220646838U - Chemical environment-friendly air pressure isolation valve

Info

Publication number: CN220646838U
Application number: CN202321763022.4U
Authority: CN
Inventors: 张苓利; 宁红岩
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-07-06
Filing date: 2023-07-06
Publication date: 2024-03-22
Anticipated expiration: 2033-07-06

Abstract

The utility model relates to the technical field of isolation valves and discloses a chemical environment-friendly pneumatic isolation valve, which comprises a valve body, wherein an air outlet joint is fixedly arranged on one end face of the valve body, an air inlet joint is fixedly arranged on one end face of the valve body opposite to the air outlet joint, a valve column is inserted into the upper surface of the valve body, the valve column and the valve body are rotatably arranged, a spherical valve core is fixedly arranged at the bottom end of the valve column, and a base is fixedly arranged at the top end of the valve column. According to the utility model, the conical column is driven to move downwards through the threads of the stud by rotating the knob, the two elastic sheets are moved away from each other through the downward movement of the conical column, the positioning pins are driven to be respectively inserted into the corresponding positioning holes through the movement of the two elastic sheets, the position of the base is fixed, the situation that staff touch the handle by mistake is avoided, the position of the base is changed, the flow of the isolation valve is not changed during use, and the stable gas supply in the production process is ensured.

Description

Chemical environment-friendly air pressure isolation valve

Technical Field

The utility model relates to the technical field of isolation valves, in particular to a chemical environment-friendly pneumatic isolation valve.

Background

An isolation valve is a device for controlling the flow of a fluid medium or shutting off the flow of a fluid. It is generally composed of valve body, valve cover, valve seat, valve core and sealing element. The main function of the isolation valve is to close the fluid conduit when needed for maintenance, repair or replacement of the equipment.

The existing safe and environment-friendly pneumatic isolation valve (publication number: CN 216009731U) for oil refining and chemical industry has at least the following disadvantages:

when the device is used, the threaded rod is driven to rotate by the rotating handle, and the threaded rod drives the load block to move up and down to open and close the isolation valve.

Disclosure of Invention

The utility model aims to solve the defects in the prior art, and provides a chemical environment-friendly air pressure isolation valve.

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

the utility model provides a chemical industry environmental protection atmospheric pressure isolation valve, includes the valve body, the one end terminal surface fixed mounting of valve body has the joint of giving vent to anger, the one end terminal surface fixed mounting of the relative joint of giving vent to anger of valve body has the air inlet connection, the upper surface of valve body has inserted the spool, spool and valve body rotate the installation, the bottom fixed mounting of spool has spherical case, the top fixed mounting of spool has the base, the upper surface fixed mounting of base has the handle, the circular arc groove has been seted up in the upper surface run through of base, the upper surface fixed mounting of base has the riser, the inner wall slidable mounting of riser and circular arc groove, be equipped with the locating component of unable adjustment base position between riser and the base.

As a further scheme of the utility model, the positioning assembly comprises a plurality of positioning holes which are equidistantly formed in the inner wall of the circular arc groove, two baffle plates are symmetrically and fixedly arranged on the end face of the top end of the vertical pipe, two elastic plates are symmetrically and fixedly arranged on the top end of the vertical pipe, the two elastic plates are arranged between the two baffle plates, positioning pins are fixedly arranged on the outer surfaces of two opposite sides of the two elastic plates, and a driving assembly for driving the two elastic plates to shrink is arranged in the vertical pipe.

As a further scheme of the utility model, the driving assembly comprises a stud inserted into the vertical pipe, the stud is in threaded connection with the vertical pipe, a conical column is fixedly arranged at the top end of the stud, and a knob is fixedly arranged at the top end of the conical column.

As a further scheme of the utility model, the conical column is in an inverted truncated cone structure, and the outer surfaces of the adjacent sides of the two elastic sheets are propped against the conical surface of the conical column.

As a further scheme of the utility model, the radian of the arc groove is 90-degree arc, and the arc center of the arc groove and the center of the valve column are arranged on the same axis.

As a further scheme of the utility model, the outer surface of the spherical valve core is provided with a through hole in a penetrating way, and the air outlet joint is communicated with the inside of the air inlet joint through the through hole.

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

the rotary knob is rotated to drive the conical column to rotate, the conical column drives the conical column to move downwards through the threads of the stud, the two elastic sheets move away from each other through the downward movement of the conical column, the positioning pins are driven to be inserted into the corresponding positioning holes respectively through the movement of the two elastic sheets, the position of the base is fixed, the situation that staff bumps into the handle by mistake is avoided, the position of the base is changed, the flow of the isolating valve cannot be changed during use, and the stability of gas supply in the production process is ensured.

Drawings

FIG. 1 is a schematic diagram of the overall structure of a chemical environment-friendly pneumatic isolation valve;

FIG. 2 is a schematic diagram of the internal structure of a chemical environment-friendly pneumatic isolation valve according to the present utility model;

FIG. 3 is a schematic view of a base of the chemical environmental protection pneumatic isolation valve according to the present utility model;

FIG. 4 is a schematic rear view of a base of a chemical environmental protection pneumatic isolation valve according to the present utility model;

FIG. 5 is a schematic view of a locating pin of a chemical environment-friendly pneumatic isolation valve according to the present utility model;

FIG. 6 is a schematic diagram of a stud of a chemical environmental protection pneumatic isolation valve according to the present utility model.

In the figure: 1. a valve body; 2. an air outlet joint; 3. an air inlet joint; 4. a base; 5. a handle; 6. a spool; 7. a riser; 8. a knob; 9. an arc groove; 10. positioning holes; 11. a tapered column; 12. a positioning pin; 13. a spring plate; 14. a spherical valve core; 15. a through hole; 16. a baffle; 17. a stud.

Detailed Description

The utility model is further described in connection with the following detailed description, in order to make the technical means, the creation characteristics, the achievement of the purpose and the effect of the utility model easy to understand.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "provided," "connected," and the like are to be construed broadly, and may be fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Referring to fig. 1-6, a chemical environmental protection pneumatic isolation valve, including valve body 1, the terminal surface fixed mounting of one end terminal surface of valve body 1 has the joint 2 of giving vent to anger, the terminal surface fixed mounting of the one end terminal surface of valve body 1 relative joint 2 of giving vent to anger has the air inlet joint 3, the upper surface of valve body 1 inserts and is equipped with valve column 6, valve column 6 and valve body 1 rotate the installation, the bottom fixed mounting of valve column 6 has spherical case 14, the top fixed mounting of valve column 6 has base 4, the upper surface fixed mounting of base 4 has handle 5, circular arc groove 9 has been seted up to the upper surface of base 4, the upper surface fixed mounting of base 4 has riser 7, riser 7 and circular arc groove 9's inner wall slidable mounting, be equipped with the locating component in fixed base 4 position between riser 7 and the base 4, the locating component includes a plurality of locating holes 10 of equidistance setting up the circular arc groove 9 inner wall, the terminal surface symmetry of riser 7 has two separation blades 16, the top of riser 7 still symmetry fixed mounting has two shell fragment 13, two shell fragment 13 set up in between two shell fragment 16, the outer surface fixed mounting of two opposite sides of valve column 13 have locating pin 12, the inside of riser 7 is equipped with drive shell fragment 13 and drive the conical 11, the drive assembly is the conical 11 tip 11 is located the conical 11, the conical 11 is located with the conical 11, the conical 11 is located the conical 11 is the conical 11, the conical 11 is the conical 11.

When the isolating valve is used, the conical column 11 is driven to rotate by rotating the knob 8, the conical column 11 drives the conical column 11 to move downwards through the threads of the stud 17, the two elastic sheets 13 move away from each other through the downward movement of the conical column 11, the positioning pins 12 are driven to be respectively inserted into the corresponding positioning holes 10 through the movement of the two elastic sheets 13, the position of the base 4 is fixed, the situation that staff mistakenly touch the handle 5 to change the position of the base 4 is avoided, the flow of the isolating valve cannot change during the use, and the stable gas supply in the production process is ensured.

In this embodiment, an air outlet connector 2 is fixedly mounted on one end face of the valve body 1, an air inlet connector 3 is fixedly mounted on one end face of the valve body 1 opposite to the air outlet connector 2, a valve column 6 is inserted on the upper surface of the valve body 1, the valve column 6 is rotatably mounted with the valve body 1, a spherical valve core 14 is fixedly mounted at the bottom end of the valve column 6, a through hole 15 is formed in the outer surface of the spherical valve core 14 in a penetrating manner, and the air outlet connector 2 is communicated with the inside of the air inlet connector 3 through the through hole 15.

When the gas flow control valve is used, the handle 5 is rotated according to the required gas flow, the handle 5 drives the base 4 to rotate, the valve column 6 is driven to rotate through the rotation of the base 4, the valve column 6 drives the spherical valve core 14 to rotate, the through hole 15 is communicated with the inside of the gas inlet connector 3 and the inside of the gas outlet connector 2 through the rotation of the spherical valve core 14, gas can flow through, and the gas flow control valve is convenient for staff to use.

When the device is used, the gas pipeline is communicated through the gas inlet joint 3 and the gas outlet joint 2, a user rotates the handle 5 according to the required gas flow, the handle 5 drives the base 4 to rotate, the valve column 6 is driven to rotate through the rotation of the base 4, the valve column 6 drives the spherical valve core 14 to rotate, the through hole 15 is communicated with the interiors of the gas inlet joint 3 and the gas outlet joint 2 through the rotation of the spherical valve core 14, the circular arc groove 9 is driven to rotate around the valve column 6 through the base 4, the rotation angle range of the base 4 can be limited through the circular arc groove 9 and the vertical pipe 7, and the flow of the isolation valve can be limited through the device when the device is used, so that the device is convenient for the operator to use; through rotating knob 8, make knob 8 drive toper post 11 rotate, toper post 11 drives double-screw bolt 17 and rotates, make double-screw bolt 17 drive toper post 11 through the screw thread and move down, move down through toper post 11 and make two shell fragments 13 keep away from each other and move, the inside of corresponding locating hole 10 is inserted respectively to the driving locating pin 12 of the motion through two shell fragments 13, fix the position of base 4, avoid the staff to touch handle 5 by mistake and make the position change of base 4, can make the isolation valve flow can not appear changing when using, ensure that the gas supply is stable in the production process.

The foregoing has shown and described the basic principles and main features of the present utility model and the advantages of the present utility model. It will be understood by those skilled in the art that the present utility model is not limited to the embodiments described above, and that the above embodiments and descriptions are merely illustrative of the principles of the present utility model, and various changes and modifications may be made without departing from the spirit and scope of the utility model, which is defined in the appended claims. The scope of the utility model is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a chemical industry environmental protection pneumatic isolation valve, includes valve body (1), its characterized in that, the one end terminal surface fixed mounting of valve body (1) has joint (2) of giving vent to anger, the one end terminal surface fixed mounting of valve body (1) relative joint (2) of giving vent to anger has joint (3) of admitting air, the upper surface of valve body (1) is inserted and is equipped with valve column (6), valve column (6) and valve body (1) rotate the installation, the bottom fixed mounting of valve column (6) has spherical case (14), the top fixed mounting of valve column (6) has base (4), the upper surface fixed mounting of base (4) has handle (5), the upper surface of base (4) runs through and has circular arc groove (9), the upper surface fixed mounting of base (4) has riser (7), the inner wall slidable mounting of riser (7) and circular arc groove (9), be equipped with the locating component in fixed base (4) position between riser (7) and base (4), the locating component is including equidistance open a plurality of locating holes (10) that locate circular arc groove (9) inner wall, two symmetrical blocking piece (16) are installed on the top of two blocking piece (13) between two blocking piece (16) still, the outer surfaces of two opposite sides of the elastic sheet (13) are fixedly provided with positioning pins (12), and a driving assembly for driving the two elastic sheets (13) to shrink is arranged in the vertical pipe (7).

2. The chemical environment-friendly pneumatic isolation valve according to claim 1, wherein the driving assembly comprises a stud (17) inserted into the vertical pipe (7), the stud (17) is in threaded connection with the vertical pipe (7), a conical column (11) is fixedly installed at the top end of the stud (17), and a knob (8) is fixedly installed at the top end of the conical column (11).

3. The chemical environment-friendly pneumatic isolation valve according to claim 2, wherein the conical column (11) is in an inverted truncated cone structure, and the outer surfaces of the adjacent sides of the two elastic sheets (13) are propped against the conical surface of the conical column (11).

4. The chemical environment-friendly pneumatic isolation valve according to claim 3, wherein the arc of the arc groove (9) is arranged in a 90-degree arc mode, and the arc center of the arc groove (9) and the center of the valve column (6) are arranged on the same axis.

5. The chemical environment-friendly pneumatic isolation valve according to claim 1, wherein the outer surface of the spherical valve core (14) is provided with a through hole (15) in a penetrating manner, and the air outlet joint (2) is communicated with the inside of the air inlet joint (3) through the through hole (15).