CN213393632U

CN213393632U - Pneumatic pipeline stop valve

Info

Publication number: CN213393632U
Application number: CN202021295269.4U
Authority: CN
Inventors: 王永丰
Original assignee: Yangzhong Yongsheng Instrument Electric Appliance Co ltd
Current assignee: Yangzhong Yongsheng Instrument Electric Appliance Co ltd
Priority date: 2020-07-03
Filing date: 2020-07-03
Publication date: 2021-06-08
Anticipated expiration: 2030-07-03

Abstract

The utility model belongs to the technical field of the pipeline stop valve, especially, be a pneumatic pipeline stop valve, which comprises a valve body, the inner wall sliding connection of valve body has baffle and connecting seat, first intake pipe and second intake pipe have been seted up to the side of valve body, the bottom fixedly connected with connecting rod of connecting seat, the tip of connecting rod is rotated through the pivot and is connected with the baffle, the inner wall fixedly connected with restrictor ring of valve body, the baffle is connected with the laminating of restrictor ring, the side fixedly connected with spring section of thick bamboo of baffle, the side of valve body is provided with external pipeline, the fixed surface of valve body and external pipeline is connected with the go-between. The utility model discloses a cooperation between spring case, restrictor ring and the baffle makes effect when ending better, has avoided leading to appearing the gap because of the impact when liquid flows, influences the use to the structure to guaranteed the effect when ending to liquid.

Description

Pneumatic pipeline stop valve

Technical Field

The utility model relates to a pipeline stop valve technical field specifically is a pneumatic pipeline stop valve.

Background

The pneumatic pipeline stop valve adopts a double-acting cylinder, and the valve is remotely controlled by utilizing upper cavity air inlet or lower cavity air inlet, so that the operation is convenient and flexible.

However, the existing pneumatic pipeline stop valve has the following problems:

1. when the liquid in the pipeline is cut off, the effect is poor, and the liquid is easy to permeate due to the impact of the liquid, so that the use effect is influenced;

2. when the pipeline is connected with the pipeline, the pipeline is fixed through the bolt, so that connection looseness is caused due to the sliding wire.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a pneumatic pipeline stop valve has solved and has appeared permeating and fix through the bolt because of the impact of liquid easily to it is not hard up to lead to connecting the emergence because of smooth silk.

The problem posed.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a pneumatic pipeline stop valve comprises a valve body, wherein the inner wall of the valve body is connected with a partition plate and a connecting seat in a sliding way, a first air inlet pipe and a second air inlet pipe are arranged on the side edge of the valve body, the bottom of the connecting seat is fixedly connected with a connecting rod, the end part of the connecting rod is rotatably connected with a baffle plate through a rotating shaft, the inner wall of the valve body is fixedly connected with a flow-limiting ring, the baffle is jointed and connected with the flow-limiting ring, the side edge of the baffle is fixedly connected with the spring cylinder, the side edge of the valve body is provided with an external pipeline, the surfaces of the valve body and the external pipeline are fixedly connected with a connecting ring, the top of the external pipeline is fixedly connected with a connecting plate, the side edge of the connecting plate is connected with a connecting spring in a penetrating way, the end part of the connecting spring is fixedly connected with a pull rod, the side edge of the pull rod is fixedly connected with an inserted bar, the side edge of the connecting ring is provided with a jack, and the inserted bar is connected with the inner wall of the jack in a sliding manner.

As a preferred technical scheme of the utility model, the side of connecting rod is rotated through the pivot and is connected with first spliced pole, the tip of first spliced pole is rotated through the pivot and is connected with the second spliced pole, the tip of second spliced pole is rotated through the pivot and is connected with the third spliced pole, third spliced pole and baffle fixed connection.

As a preferred technical scheme of the utility model, fixedly connected with telescopic link between the baffle, the fixed surface of baffle is connected with the sealing ring, the laminating of sealing ring and restrictor ring.

As a preferred technical scheme of the utility model, the side through connection of connecting plate has the guide arm, the tip and the pull rod fixed connection of guide arm, the spacing piece of other end fixedly connected with of guide arm.

As a preferred technical scheme of the utility model, sealed the pad has been seted up to the side of go-between, the sealed piece of one side fixedly connected with of go-between, sealed piece and the sealed inner wall sliding connection who fills up.

As a preferred technical scheme of the utility model, the inner wall fixedly connected with fixing base of valve body, spring cylinder and fixing base fixed connection.

(III) advantageous effects

Compared with the prior art, the utility model provides a pneumatic pipeline stop valve possesses following beneficial effect:

1. this pneumatic pipeline stop valve makes the effect when ending better through the cooperation between spring case, restrictor ring and the baffle, has avoided leading to appearing the gap because of the impact when liquid flows, influences the use to the structure to guaranteed the effect when ending to liquid.

2. This pneumatic pipeline stop valve makes through the cooperation between pull rod, inserted bar and the coupling spring can effectually fix with external pipeline when using to it is firm more to make when connecting, has avoided leading to connecting not hard up because of smooth silk through bolted connection, influences the result of use.

Drawings

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

FIG. 2 is a schematic view of the connection between the valve body and the external pipeline of the present invention;

fig. 3 is the schematic view of the valve body structure of the present invention.

In the figure: 1. a valve body; 2. a partition plate; 3. a first intake pipe; 4. a second intake pipe; 5. a connecting seat; 6. a connecting rod; 7. a baffle plate; 8. a flow-limiting ring; 9. a spring case; 10. connecting a pipeline externally; 11. a connecting ring; 12. a connecting plate; 13. a connecting spring; 14. a pull rod; 15. inserting a rod; 16. a jack; 17. a first connecting column; 18. a second connecting column; 19. a third connecting column; 20. a telescopic rod; 21. a seal ring; 22. a guide bar; 23. a limiting sheet; 24. a gasket; 25. a sealing block; 26. a fixed seat.

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.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: a pneumatic pipeline stop valve comprises a valve body 1, a partition plate 2 and a connecting seat 5 are slidably connected to the inner wall of the valve body 1, a first air inlet pipe 3 and a second air inlet pipe 4 are arranged on the side edge of the valve body 1, a connecting rod 6 is fixedly connected to the bottom of the connecting seat 5, the end part of the connecting rod 6 is rotatably connected with a baffle plate 7 through a rotating shaft, a flow-limiting ring 8 is fixedly connected to the inner wall of the valve body 1, the baffle plate 7 is connected with the flow-limiting ring 8 in an attaching mode, a spring barrel 9 is fixedly connected to the side edge of the baffle plate 7, an external pipeline 10 is arranged on the side edge of the valve body 1, a connecting ring 11 is fixedly connected to the surfaces of the valve body 1 and the external pipeline 10, a connecting plate 12 is fixedly connected to the top part of the external pipeline 10, a connecting spring 13 is connected to, the insert rod 15 is slidably connected to the inner wall of the insert hole 16.

In this embodiment, the gas entering through the first gas inlet pipe 3 pushes the partition plate 2 to move, so that the gas between the partition plate 2 and the connecting seat 5 is pushed to move, the connecting seat 5 pushes the connecting rod 6 to move, so that the baffle 7 is pushed to move, the baffle 7 is attached to the flow-limiting ring 8, and the effect of stopping is achieved, when the gas is released, the gas in the second gas inlet pipe 4 is discharged, then the baffle 7 is pulled to move under the resilience of the spring cylinder 9, so that the connecting seat 5 is pushed to move upwards, the effect is better when the stopping is performed, when the connecting seat is fixed with the external pipeline 10, the inserting rod 15 is driven to be inserted into the inserting hole 16 by pulling the pull rod 14, so that the fixing effect is achieved, the pull rod 14 is pulled by the connecting plate 12 and the connecting spring 13, thereby making the fixation effect better and tighter.

Specifically, the side of the connecting rod 6 is rotatably connected with a first connecting column 17 through a rotating shaft, the end part of the first connecting column 17 is rotatably connected with a second connecting column 18 through a rotating shaft, the end part of the second connecting column 18 is rotatably connected with a third connecting column 19 through a rotating shaft, and the third connecting column 19 is fixedly connected with the baffle 7.

In this embodiment, the cooperation between jack 16, first spliced pole 17, second spliced pole 18 and the third spliced pole 19 makes things convenient for the drive of connecting rod 6 to baffle 7 when using for it is more stable when carrying out work.

Specifically, fixedly connected with telescopic link 20 between baffle 7, the fixed surface of baffle 7 is connected with sealing ring 21, and sealing ring 21 and restrictor ring 8 laminating.

In this embodiment, play the effect of supporting the direction through telescopic link 20 for it is more stable when removing, improved closely that baffle 7 and restrictor ring 8 are connected through sealing ring 21, make sealed effect better.

Specifically, a guide rod 22 is connected to a side edge of the connecting plate 12 in a penetrating manner, an end portion of the guide rod 22 is fixedly connected with the pull rod 14, and a limiting piece 23 is fixedly connected to the other end of the guide rod 22.

In this embodiment, the guide rod 22 and the limiting piece 23 are used for limiting, so that the external pipeline 10 is better fixed and connected.

Specifically, the side edge of the connecting ring 11 is provided with a sealing gasket 24, one side of the connecting ring 11 is fixedly connected with a sealing block 25, and the sealing block 25 is in sliding connection with the inner wall of the sealing gasket 24.

In this embodiment, the tightness of the connection between the connection rings 11 is improved by the sealing gasket 24 and the sealing block 25, so that the sealing effect is better when the external connection pipeline 10 is connected.

Specifically, the inner wall of the valve body 1 is fixedly connected with a fixed seat 26, and the spring barrel 9 is fixedly connected with the fixed seat 26.

In this embodiment, the fixing seat 26 plays a role in fixing, thereby facilitating the work of the spring barrel 9.

The utility model discloses a theory of operation and use flow: when the gas-driven stop valve is used, gas enters through the first air inlet pipe 3 to push the partition plate 2 to move, so that the gas between the partition plate 2 and the connecting seat 5 is pushed to move, the connecting seat 5 is pushed to push the connecting rod 6 to move, so that the baffle plate 7 is pushed to move, the baffle plate 7 is attached to the flow limiting ring 8, the stop effect is achieved, when the gas is released, the gas in the second air inlet pipe 4 is discharged, then the baffle plate 7 is pulled to move under the resilience force of the spring cylinder 9, so that the connecting seat 5 is pushed to move upwards, the stop effect is better when the stop effect is achieved, when the stop valve is fixed with the external pipeline 10, the inserting rod 15 is driven to be inserted into the inserting hole 16 through the pulling pull rod 14, the fixing effect is achieved, and the pull rod 14 is pulled through the connecting plate 12 and the connecting spring 13, thereby leading the fixing effect to be better and tighter, leading the connecting rod 6 to drive the baffle 7 conveniently when in use through the matching among the jack 16, the first connecting post 17, the second connecting post 18 and the third connecting post 19, leading the operation to be more stable, the telescopic rod 20 plays a role in supporting and guiding, so that the movement is more stable, the sealing ring 21 improves the tightness of the connection between the baffle 7 and the flow-limiting ring 8, so that the sealing effect is better, the guide rod 22 and the limiting sheet 23 play a role in limiting, so that the effect is better when the external pipeline 10 is fixedly connected, the tightness of the connection between the connecting rings 11 is improved through the sealing gasket 24 and the sealing block 25, therefore, the sealing effect is better when the external pipeline 10 is connected, the fixing base 26 plays a role in fixing, and the work of the spring cylinder 9 is facilitated.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A pneumatic pipeline stop valve, includes valve body (1), its characterized in that: the inner wall sliding connection of the valve body (1) is provided with a partition plate (2) and a connecting seat (5), a first air inlet pipe (3) and a second air inlet pipe (4) are arranged on the side edge of the valve body (1), a connecting rod (6) is fixedly connected to the bottom of the connecting seat (5), a baffle plate (7) is rotatably connected to the end portion of the connecting rod (6) through a rotating shaft, a flow limiting ring (8) is fixedly connected to the inner wall of the valve body (1), the baffle plate (7) is connected with the flow limiting ring (8) in a laminating manner, a spring barrel (9) is fixedly connected to the side edge of the baffle plate (7), an external pipeline (10) is arranged on the side edge of the valve body (1), a connecting ring (11) is fixedly connected to the surfaces of the valve body (1) and the external pipeline (10), a connecting plate (12) is fixedly connected to the top of, the end part of the connecting spring (13) is fixedly connected with a pull rod (14), the side edge of the pull rod (14) is fixedly connected with an inserted link (15), the side edge of the connecting ring (11) is provided with a jack (16), and the inserted link (15) is in sliding connection with the inner wall of the jack (16).

2. A pneumatic line shut-off valve as defined in claim 1, wherein: the side of connecting rod (6) is rotated through the pivot and is connected with first spliced pole (17), the tip of first spliced pole (17) is rotated through the pivot and is connected with second spliced pole (18), the tip of second spliced pole (18) is rotated through the pivot and is connected with third spliced pole (19), third spliced pole (19) and baffle (7) fixed connection.

3. A pneumatic line shut-off valve as defined in claim 1, wherein: fixedly connected with telescopic link (20) between baffle (7), the fixed surface of baffle (7) is connected with sealing ring (21), sealing ring (21) and restrictor ring (8) laminating.

4. A pneumatic line shut-off valve as defined in claim 1, wherein: the side edge of the connecting plate (12) is connected with a guide rod (22) in a penetrating mode, the end portion of the guide rod (22) is fixedly connected with the pull rod (14), and the other end of the guide rod (22) is fixedly connected with a limiting piece (23).

5. A pneumatic line shut-off valve as defined in claim 1, wherein: the side edge of the connecting ring (11) is provided with a sealing gasket (24), one side of the connecting ring (11) is fixedly connected with a sealing block (25), and the sealing block (25) is in sliding connection with the inner wall of the sealing gasket (24).

6. A pneumatic line shut-off valve as defined in claim 1, wherein: the inner wall of the valve body (1) is fixedly connected with a fixed seat (26), and the spring cylinder (9) is fixedly connected with the fixed seat (26).