CN215635294U

CN215635294U - Double-cylinder pneumatic gate valve device

Info

Publication number: CN215635294U
Application number: CN202122064030.7U
Authority: CN
Inventors: 陶力
Original assignee: Hubei High Middle Pressure Valve Co ltd
Current assignee: Hubei High Middle Pressure Valve Co ltd
Priority date: 2021-08-30
Filing date: 2021-08-30
Publication date: 2022-01-25
Anticipated expiration: 2031-08-30

Abstract

The utility model discloses a double-cylinder pneumatic gate valve device which comprises a valve body, wherein an upper cylinder cover is fixedly arranged at the upper end of the valve body, an operator is fixedly arranged in the middle of the upper end of the upper cylinder cover, a sensor supporting rod is fixedly arranged at the upper end of the upper cylinder cover on the left side of the operator, a sensor body is fixedly arranged at the upper end of the sensor supporting rod and is fixedly connected with the operator, an upper valve rod is fixedly arranged at the lower end of the operator, a locking nut is fixedly arranged at the lower end of the upper valve rod, a middle cylinder cover is fixedly arranged at the outer end of the locking nut, a transition rod is fixedly arranged at the lower end of the locking nut, and a connecting sleeve is fixedly arranged outside the lower end of the transition rod. This double-cylinder pneumatic gate valve device adopts double-cylinder double-piston structure, can realize double-cylinder piston structure, makes the effort reinforcing of cylinder body, has improved comprehensive properties, has reduced the area of device simultaneously, makes the installation and the carrying of device, and it is more convenient to transport.

Description

Double-cylinder pneumatic gate valve device

Technical Field

The utility model relates to the technical field of pneumatic gate valves, in particular to a double-cylinder pneumatic gate valve device.

Background

The pneumatic gate valve is driven by compressed air, when the gate valve is closed, a sealing surface can be sealed only by medium pressure, namely, the sealing surface of the flashboard is pressed to the valve seat on the other side by medium pressure to ensure the sealing of the sealing surface, namely self-sealing, most of the gate valves adopt forced sealing, namely, when the valve is closed, the flashboard is forced to be pressed towards the valve seat by external force to ensure the sealing performance of the sealing surface, when the pneumatic valve is purchased, the purchasing requirement can be met only by determining the specification, the category and the working pressure, is incomplete in the current market economic environment, because pneumatic valve manufacturers respectively carry out different innovations under the concept of uniform design of the pneumatic valves for product competition, form respective enterprise standards and product individuality, therefore, technical requirements are elaborately proposed during pneumatic valve purchasing, and the pneumatic valve purchasing method is coordinated with a manufacturer to obtain consensus and is necessary to be used as an accessory of a pneumatic valve purchasing contract.

Pneumatic gate valve on the current market is the single cylinder drive mostly, often can discover the effort of cylinder not enough when using, influences the efficiency of work to area is great, light not enough.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a double-cylinder pneumatic gate valve device, and aims to solve the problems that most of pneumatic gate valves in the current market are driven by a single cylinder, and the acting force of a cylinder is insufficient when the pneumatic gate valve is used, so that the working efficiency is influenced, the quality is unstable, the occupied area is large, and the pneumatic gate valve is not light enough.

In order to achieve the purpose, the utility model provides the following technical scheme: the double-cylinder pneumatic gate valve device comprises a valve body, wherein an upper cylinder cover is fixedly mounted at the upper end of the valve body, a runner is fixedly mounted at the middle part of the upper end of the upper cylinder cover, a sensor supporting rod is fixedly mounted at the upper end of the upper cylinder cover, which is positioned at the left side of the runner, a sensor body is fixedly mounted at the upper end of the sensor supporting rod, the sensor body is fixedly connected with the runner, an upper valve rod is fixedly mounted at the lower end of the runner, a locking nut is fixedly mounted at the lower end of the upper valve rod, a middle cylinder cover is fixedly mounted at the outer end of the locking nut, a transition rod is fixedly mounted at the lower end of the locking nut, a connecting sleeve is fixedly mounted at the outer part of the lower end of the transition rod, a cylinder body is fixedly mounted at the lower end of the upper cylinder cover at the inner part of the valve body, a piston is fixedly mounted at the lower end of the transition rod, and a valve cover is fixedly mounted at the lower end of the piston, the lower extreme fixed mounting of transition pole has the copper sheathing, the lower extreme fixed mounting of copper sheathing has the gland, the lower extreme of transition pole is located the downside fixed mounting of gland and has lower valve rod, the outside fixed mounting of lower valve rod has the valve barrel, the downside fixed mounting of lower valve rod outer end has the valve clack lid, the lower extreme fixed mounting of valve clack lid has the valve clack body.

Preferably, the left side fixed mounting of valve body outer end has the open valve, the right side fixed mounting of valve body outer end is relevant valve, adopts double-cylinder double-piston structure, can realize double-cylinder simultaneous drive, makes the effort reinforcing of cylinder body, has improved the comprehensive properties of this gate valve to install two cylinder bodies inside same valve body, when reinforcing cylinder effort improvement device comprehensive properties, also reduced the area of device, make the installation and the carry of device more convenient.

Preferably, the lower extreme fixed mounting of valve body has the base, go up the valve rod and run through the cylinder upper cover and extend to the inside of valve body, through installation cylinder body and piston, can make the piston move about under the effect of air current through last valve rod and transition rod connection drive valve clack body.

Preferably, the lower side of the left end of the valve body is fixedly communicated with a first air flow channel, the lower side of the right end of the valve body is fixedly communicated with a second air flow channel, when the air flow drives the valve clack body to move upwards, the valve is opened, and when the air flow drives the valve clack body to move downwards, the valve is closed, so that the normal opening and closing of the gate valve are ensured.

Preferably, the outer end of the first air flow channel is fixedly provided with a first flange, the outer end of the second air flow channel is fixedly provided with a second flange, air flow is provided for the piston and the cylinder body by installing the first air flow channel and the second air flow channel, and normal operation of the gate valve is guaranteed.

Preferably, piston and valve body looks adaptation, lid and cylinder body fixed connection in cylinder upper cover, the cylinder can make the device normal operating through installation runner and sensor body to can carry out accurate assurance to the inside gas flow of cylinder body.

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

1. the double-cylinder pneumatic gate valve device adopts a double-cylinder double-piston structure, can realize the simultaneous driving of double cylinders, enhances the acting force of the cylinder body and improves the comprehensive performance of the gate valve;

2. according to the double-cylinder pneumatic gate valve device, the two cylinder bodies are arranged in the same valve body, so that the floor area of the device is reduced, and the device is more convenient to install and carry;

3. this double-cylinder pneumatic gate valve device through installation cylinder body and piston, can make the piston drive the valve clack body through last valve rod and transition rod connection and reciprocate under the effect of air current, has guaranteed that this gate valve's normal opening and closing.

Drawings

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

FIG. 2 is a schematic cross-sectional view of the present invention;

FIG. 3 is a schematic cross-sectional view of a cylinder body according to the present invention;

FIG. 4 is a cross-sectional view of a first air flow channel according to the present invention.

In the figure: 1. a valve body; 2. an upper cover of the cylinder; 3. a runner; 4. a sensor support rod; 5. a sensor body; 6. an upper valve stem; 7. locking the nut; 8. a cylinder middle cover; 9. a transition rod; 10. connecting sleeves; 11. a cylinder body; 12. a piston; 13. a valve cover; 14. a copper sleeve; 15. a gland; 16. a lower valve stem; 17. a valve housing; 18. a valve flap cover; 19. a valve flap body; 20. opening a valve; 21. closing the valve; 22. a base; 23. a first air flow passage; 24. a second airflow channel; 25. a first flange; 26. a second flange.

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: a double-cylinder pneumatic gate valve device comprises a valve body 1, an upper cylinder cover 2 is fixedly installed at the upper end of the valve body 1, an operator 3 is fixedly installed at the middle part of the upper end of the upper cylinder cover 2, a sensor support rod 4 is fixedly installed at the left side of the operator 3 at the upper end of the upper cylinder cover 2, a sensor body 5 is fixedly installed at the upper end of the sensor support rod 4, the sensor body 5 is fixedly connected with the operator 3, an upper valve rod 6 is fixedly installed at the lower end of the operator 3, a locking nut 7 is fixedly installed at the lower end of the upper valve rod 6, a middle cylinder cover 8 is fixedly installed at the outer end of the locking nut 7, a transition rod 9 is fixedly installed at the lower end of the locking nut 7, a connecting sleeve 10 is fixedly installed at the outer part of the lower end of the lower transition rod 9, a cylinder body 11 is fixedly installed at the lower end of the upper cylinder cover 2 at the upper end inside the valve body 1, a piston 12 is fixedly installed at the lower end of the transition rod 9, and a valve cover 13 is fixedly installed at the lower end of the piston 12, the lower extreme fixed mounting of transition pole 9 has copper sheathing 14, and the lower extreme fixed mounting of copper sheathing 14 has gland 15, and the lower extreme of transition pole 9 is located the downside fixed mounting of gland 15 and has lower valve rod 16, and the outside fixed mounting of lower valve rod 16 has valve barrel 17, and the downside fixed mounting of the lower valve rod 16 outer end has valve clack lid 18, and the lower extreme fixed mounting of valve clack lid 18 has valve clack body 19.

Further, the left side fixed mounting of 1 outer end of valve body has open valve 20, the relevant valve 21 of right side fixed mounting of 1 outer end of valve body, this device is through two cylinder bodies 11 and two pistons 12 at 1 internally mounted of valve body, can realize the drive of two cylinders simultaneously, make the effort reinforcing of cylinder body 11, the comprehensive properties of this gate valve has been improved, and install two cylinder bodies 11 inside same valve body 1, when reinforcing cylinder effort improvement device comprehensive properties, the area of device has also been reduced, it is more convenient to make the installation and the carry of device.

Further, the lower extreme fixed mounting of valve body 1 has base 22, goes up valve rod 6 and runs through cylinder upper cover 2 and extend to the inside of valve body 1, through installation cylinder body 11 and piston 12, can make piston 12 under the effect of air current, connects through last valve rod 6 and transition pole 9 and drives valve clack body 19 and reciprocate.

Furthermore, the lower side of the left end of the valve body 1 is fixedly communicated with a first air flow channel 23, the lower side of the right end of the valve body 1 is fixedly communicated with a second air flow channel 24, when the air flow drives the valve clack body 19 to move upwards, the valve is opened, and when the air flow drives the valve clack body 19 to move downwards, the valve is closed, so that the normal opening and closing of the gate valve are ensured.

Furthermore, a first flange 25 is fixedly installed at the outer end of the first air flow channel 23, a second flange 26 is fixedly installed at the outer end of the second air flow channel 24, and air flow is provided for the piston 12 and the cylinder body 11 by installing the first air flow channel 23 and the second air flow channel 24, so that the normal operation of the gate valve is ensured.

Further, piston 12 and valve body 1 looks adaptation, lid 8 and cylinder body 11 fixed connection in cylinder upper cover 2, the cylinder can make the device normal operating through installation runner 3 and sensor body 5 to can carry out accurate assurance to the inside gas flow of cylinder body 11.

The working principle is as follows: the utility model relates to a double-cylinder pneumatic gate valve device, which can normally operate and accurately control the gas flow in a cylinder body 11 by installing an operator 3 and a sensor body 5 when in use, provides gas flow for a piston 12 and the cylinder body 11 by installing a first gas flow channel 23 and a second gas flow channel 24, ensures the normal operation of the gate valve, can ensure that the piston 12 drives a valve clack body 19 to move up and down by connecting an upper valve rod 6 and a transition rod 9 under the action of the gas flow by installing the cylinder body 11 and the piston 12, is opened when the gas flow drives the valve clack body 19 to move up, is closed when the gas flow drives the valve clack body 19 to move down, ensures the normal opening and closing of the gate valve, and is realized by installing the two cylinder bodies 11 and the two pistons 12 in a valve body 1, can realize that the double cylinder drives simultaneously, make the effort reinforcing of cylinder body 11, improve the comprehensive properties of this gate valve to install two cylinder bodies 11 inside same valve body 1, when reinforcing cylinder effort and improving device comprehensive properties, also reduced the area of device, make the installation and the carry of device more convenient.

Finally, it should be noted that the above-mentioned contents are only used for illustrating the technical solutions of the present invention, and not for limiting the protection scope of the present invention, and that the simple modifications or equivalent substitutions of the technical solutions of the present invention by those of ordinary skill in the art can be made without departing from the spirit and scope of the technical solutions of the present invention.

Claims

1. Double-cylinder pneumatic gate valve device, including valve body (1), its characterized in that: the upper end of the valve body (1) is fixedly provided with an upper cylinder cover (2), the middle part of the upper end of the upper cylinder cover (2) is fixedly provided with a runner (3), the upper end of the upper cylinder cover (2) is positioned on the left side of the runner (3) and is fixedly provided with a sensor support rod (4), the upper end of the sensor support rod (4) is fixedly provided with a sensor body (5), the sensor body (5) is fixedly connected with the runner (3), the lower end of the runner (3) is fixedly provided with an upper valve rod (6), the lower end of the upper valve rod (6) is fixedly provided with a locking nut (7), the outer end of the locking nut (7) is fixedly provided with an inner cylinder cover (8), the lower end of the locking nut (7) is fixedly provided with a transition rod (9), and the outer part of the lower end of the transition rod (9) is fixedly provided with a connecting sleeve (10), the utility model discloses a valve body, including valve body (1), lower extreme fixed mounting that the inside upper end of valve body (1) is located cylinder upper cover (2) has cylinder body (11), the lower extreme fixed mounting of transition pole (9) has piston (12), the lower extreme fixed mounting of piston (12) has valve gap (13), the lower extreme fixed mounting of transition pole (9) has copper sheathing (14), the lower extreme fixed mounting of copper sheathing (14) has gland (15), the downside fixed mounting that the lower extreme of transition pole (9) is located gland (15) has lower valve rod (16), the outside fixed mounting of lower valve rod (16) has valve barrel (17), the downside fixed mounting of lower valve rod (16) outer end has valve clack lid (18), the lower extreme fixed mounting of valve clack lid (18) has valve clack body (19).

2. The double cylinder pneumatic gate valve device according to claim 1, wherein: the left side of the outer end of the valve body (1) is fixedly provided with an open valve (20), and the right side of the outer end of the valve body (1) is fixedly provided with a related valve (21).

3. The double cylinder pneumatic gate valve device according to claim 1, wherein: the lower extreme fixed mounting of valve body (1) has base (22), go up valve rod (6) and run through cylinder upper cover (2) and extend to the inside of valve body (1).

4. The double cylinder pneumatic gate valve device according to claim 1, wherein: the lower side of the left end of the valve body (1) is fixedly communicated with a first air flow channel (23), and the lower side of the right end of the valve body (1) is fixedly communicated with a second air flow channel (24).

5. The double cylinder pneumatic gate valve device according to claim 4, wherein: the outer end of the first air flow channel (23) is fixedly provided with a first flange (25), and the outer end of the second air flow channel (24) is fixedly provided with a second flange (26).

6. The double cylinder pneumatic gate valve device according to claim 1, wherein: the piston (12) is matched with the valve body (1), and the cylinder upper cover (2), the cylinder middle cover (8) and the cylinder body (11) are fixedly connected.