CN219933118U - Quick-closing valve device for oil pipe - Google Patents

Abstract

The utility model discloses a quick-closing valve device for an oil pipe, which belongs to the field of quick-closing valves and comprises a communicating pipe, a valve box, a hydraulic cylinder, a baffle, a communicating port, a sealing block and a bidirectional inclined block, wherein an inclined groove matched with the bidirectional inclined block is formed in one side, close to the bidirectional inclined block, of the upper surface of the sealing block, a first spring is fixedly connected to one side, far away from the inclined groove, of the outer side wall of the sealing block, one end, far away from the sealing block, of the sealing block, is fixedly connected to the inner side wall of the valve box, telescopic ports are formed in one side, close to the communicating port, of the sealing block, a second spring is fixedly connected to the center, far away from one side of the communicating pipe, of the inner side wall of the telescopic port, and a sealing plate matched with the communicating port is fixedly connected to one end, far away from the inner side wall of the telescopic ports, of the second spring; through the setting of communicating pipe, valve box, pneumatic cylinder, baffle, intercommunication mouth, sealing block, two-way slope piece, inclined groove, first spring, concertina type mouth, second spring and closing plate, effectively improve the device leakproofness.

Description

Quick-closing valve device for oil pipe

Technical Field

The utility model belongs to the technical field of quick-closing valves, and particularly relates to a quick-closing valve device for an oil pipe.

Background

A quick-closing valve is a valve body capable of timely cutting off liquid or gas conveyed by pipelines and is generally used for the transportation of various industrial materials or the power structure of ships.

When the existing quick-closing valve is used, when the internal air pressure or the hydraulic pressure is too high, the sealing property of the quick-closing valve is often influenced due to the deformation of a sealing part caused by long-time impact of an oil body.

Disclosure of Invention

The utility model aims to provide a quick-closing valve device for an oil pipe, which is used for solving the problems in the background art.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a quick-closing valve device for oil pipe, includes communicating pipe, the center of communicating pipe lateral wall one side is provided with the valve box, one side that communicating pipe was kept away from to the valve box is provided with the pneumatic cylinder, the center fixedly connected with baffle of communicating pipe inside wall, communicating pipe is close to the both sides that the valve box is located the baffle and has seted up the intercommunication mouth, the valve box inside wall is close to the both sides of communicating pipe and all sliding connection has sealing block, the output fixedly connected with two-way slope piece of pneumatic cylinder, sealing block upper surface is close to one side of two-way slope piece and has seted up the inclined groove with two-way slope piece looks adaptation, one side fixedly connected with first spring of inclined groove is kept away from to sealing block lateral wall, one end fixedly connected with valve box inside wall that sealing block was kept away from to first spring, the telescopic mouth is all seted up on one side that the sealing block is close to the intercommunication mouth, the center fixedly connected with second spring of one side is kept away from to the telescopic mouth inside wall, the one end fixedly connected with and the sealing plate of communicating mouth looks adaptation is kept away from to the second spring.

As a preferred implementation mode, the center of one side of the sealing block, which is close to the communicating pipe, is provided with a limiting groove, and one side of the communicating pipe, which is close to the limiting groove, is fixedly connected with a limiting block.

As a preferred embodiment, the inner side wall of the telescopic opening is fixedly connected with a telescopic sealing ring.

As a preferred embodiment, the two ends of the communicating pipe are fixedly connected with flange connection plates.

As a preferred embodiment, the two sides of the inner side wall of the communicating pipe are provided with filter screens.

As a preferred embodiment, an inclined ring is arranged around the outer side wall of the sealing plate.

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

according to the quick-closing valve device for the oil pipe, when the valve is required to be opened, the hydraulic cylinder drives the two-way tilting block to move downwards so as to enable the two sealing blocks to move towards one side far away from the communication port and compress the first spring, and meanwhile drives the sealing plate to move away from the communication port, when the valve is required to be closed, the hydraulic cylinder drives the two-way tilting block to move upwards, the spring is reset, drives the sealing block to move towards one side far away from the first spring until the sealing plate moves to the upper side of the communication port, and the second spring presses the sealing plate into the communication port to seal the communication ports on two sides, so that the tightness of the device is effectively improved;

this a quick-closing valve device for oil pipe, through the setting of flexible sealing ring, when the valve did not close, the lower surface butt of closing plate was connected the lateral wall of siphunculus, simultaneously, the flexible sealing ring of butt all around of closing plate upper surface, the oil body gets into inside the flexible mouth when avoiding the valve to the greatest extent not closing, corrodes the second spring, and then the life of extension second spring as far as possible.

Drawings

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

FIG. 2 is a schematic side cross-sectional view of the present utility model;

fig. 3 is an enlarged schematic view of the structure a in fig. 2 according to the present utility model.

In the figure: 1. a communicating pipe; 2. a valve box; 3. a hydraulic cylinder; 4. a baffle; 5. a communication port; 6. a sealing block; 7. a bidirectional tilting block; 8. an inclined groove; 9. a first spring; 10. a telescopic opening; 11. a second spring; 12. a sealing plate; 13. a limit groove; 14. a limiting block; 15. a telescoping seal ring; 16. a flange connecting plate; 17. a filter screen; 18. and (5) inclining the circular ring.

Detailed Description

The utility model is further described below with reference to examples.

The following examples are illustrative of the present utility model but are not intended to limit the scope of the utility model. The conditions in the examples can be further adjusted according to specific conditions, and simple modifications of the method of the utility model under the premise of the conception of the utility model are all within the scope of the utility model as claimed.

Referring to fig. 1-3, the utility model provides a quick-closing valve device for an oil pipe, which comprises a communicating pipe 1, wherein a valve box 2 is arranged at the center of one side of the outer side wall of the communicating pipe 1, a hydraulic cylinder 3 is arranged at one side of the valve box 2 far away from the communicating pipe 1, a baffle 4 is fixedly connected at the center of the inner side wall of the communicating pipe 1, a communicating port 5 is arranged at two sides of the communicating pipe 1 near the valve box 2 and positioned at the baffle 4, a sealing block 6 is slidingly connected at two sides of the inner side wall of the valve box 2 near the communicating pipe 1, an output end of the hydraulic cylinder 3 is fixedly connected with a bidirectional inclined block 7, an inclined groove 8 matched with the bidirectional inclined block 7 is arranged at one side of the upper surface of the sealing block 6 near the bidirectional inclined block 7, a first spring 9 is fixedly connected at one side of the outer side of the sealing block 6 far away from the inclined groove 8, one end of the first spring 9 far away from the sealing block 6 is fixedly connected with the inner side wall of the valve box 2, the sealing block 6 is close to the side of the communication port 5 and is provided with the telescopic port 10, the center fixedly connected with second spring 11 on one side of the inner side wall of the telescopic port 10 far away from the communication pipe 1, one end, which is far away from the inner side wall of the telescopic port 10, of the second spring 11 is fixedly connected with a sealing plate 12 which is matched with the communication port 5, when the valve needs to be opened, the hydraulic cylinder 3 drives the bidirectional tilting block 7 to move downwards, so that the two sealing blocks 6 move towards one side far away from the communication port 5 and compress the first spring 9, and simultaneously drives the sealing plate 12 to move away from the communication port 5, when the valve needs to be closed, the hydraulic cylinder 3 drives the bidirectional tilting block 7 to move upwards, the spring 11 resets, drives the sealing block 6 to move towards one side far away from the first spring 9 until the sealing plate 12 moves to the upper side of the communication port 5, and the second spring 11 presses the sealing plate 12 into the communication port 5, so that the valve is closed.

Further, the spacing groove 13 has been seted up to the center that sealing block 6 is close to communicating pipe 1 one side, and communicating pipe 1 is close to the equal fixedly connected with stopper 14 in one side of spacing groove 13, through the setting of spacing groove 13 and stopper 14, in the removal in-process of sealing block 6, spacing groove 13 and stopper 14 can carry out spacingly to sealing block 6's direction of movement.

Further, the inside wall fixedly connected with flexible sealing ring 15 of flexible mouth 10, through the setting of flexible sealing ring 15, when the valve did not close, the lower surface butt of closing plate 12 was connected with the lateral wall of siphunculus 1, simultaneously, the flexible sealing ring 15 of butt all around of closing plate upper surface, and the oil body gets into flexible mouthful inside when avoiding the valve to close as far as possible, corrodes second spring 11, and then the life of extension second spring 11 as far as possible.

Further, the flange connection plates 16 are fixedly connected to the two ends of the communicating pipe 1, through the arrangement of the flange connection plates 16, before the use, workers can align the communicating pipe 1 with an external pipeline, and after the alignment, the communicating pipe 1 and the external pipeline are fixed through the flange connection plates 16 and bolts, so that the operation difficulty of the workers is reduced as much as possible.

Further, both sides of communicating pipe 1 inside wall all are provided with filter screen 17, through the setting of filter screen 17, can avoid impurity entering valve box 2 inside as far as possible, and then influence device life.

Further, the periphery of the outer side wall of the sealing plate 12 is provided with an inclined circular ring 18, and when the valve is changed from a closed state to an open state by the arrangement of the inclined circular ring 18, the sealing plate 12 moves from the communication port 5 to be far away from the communication port 5 by the inclined circular ring 18.

The working principle and the using flow of the utility model are as follows: firstly, before using, the staff can align communicating pipe 1 with outside pipeline earlier, after aligning through flange connecting plate 16 and bolt to communicating pipe 1 and outside pipeline, when using, when needs open the valve, pneumatic cylinder 3 drives two-way tilting block 7 and moves down, and then make two sealing blocks 6 move and compress first spring 9 to keeping away from intercommunication mouth 5 one side, drive closing plate 12 simultaneously and keep away from intercommunication mouth 5, when needs close the valve, pneumatic cylinder 3 drives two-way tilting block 7 and upwards move, spring 11 resets, drive sealing block 6 to keeping away from first spring 9 one side and move, until closing plate 12 moves to intercommunication mouth 5 top, second spring 11 pushes down closing plate 12 in the intercommunication mouth 5, close the valve, in the removal in-process of sealing block 6, spacing groove 13 and stopper 14 can be spacing to the direction of movement of sealing block 6, when the valve changes from the closed state to the open state, sealing plate 12 moves to keeping away from intercommunication mouth 5 through the slope ring 18.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein 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 (6)

1. The quick-closing valve device for the oil pipe comprises a communicating pipe (1), and is characterized in that: the center of communicating pipe (1) lateral wall one side is provided with valve box (2), one side that communicating pipe (1) was kept away from to valve box (2) is provided with pneumatic cylinder (3), the center fixedly connected with baffle (4) of communicating pipe (1) inside wall, communicating port (5) have been seted up to the both sides that communicating pipe (1) are close to valve box (2) and are located baffle (4), the both sides that communicating pipe (1) are close to valve box (2) inside wall all sliding connection have sealing block (6), the output fixedly connected with two-way slope piece (7) of pneumatic cylinder (3), sealing block (6) upper surface is close to one side of two-way slope piece (7) and has been seted up inclined groove (8) with two-way slope piece (7) looks adaptation, one side fixedly connected with first spring (9) of inclined groove (8) are kept away from to sealing block (6) lateral wall, one end fixedly connected with valve box (2) inside wall that sealing block (6) are kept away from to sealing block (9), one side that sealing block (6) are close to communicating port (5) all sliding connection has sealing block (10), communicating pipe (1) inside wall (10) are kept away from one side telescopic connection with two-side (11), one end of the second spring (11) far away from the inner side wall of the telescopic port (10) is fixedly connected with a sealing plate (12) matched with the communication port (5).

2. The quick closing valve apparatus for an oil pipe according to claim 1, wherein: the sealing block (6) is close to the center of one side of the communicating pipe (1) and is provided with a limiting groove (13), and one side of the communicating pipe (1) close to the limiting groove (13) is fixedly connected with a limiting block (14).

3. The quick closing valve apparatus for an oil pipe according to claim 1, wherein: the inner side wall of the telescopic opening (10) is fixedly connected with a telescopic sealing ring (15).

4. The quick closing valve apparatus for an oil pipe according to claim 1, wherein: and flange connecting plates (16) are fixedly connected to the two ends of the communicating pipe (1).

5. The quick closing valve apparatus for an oil pipe according to claim 1, wherein: both sides of the inner side wall of the communicating pipe (1) are provided with filter screens (17).

6. The quick closing valve apparatus for an oil pipe according to claim 1, wherein: inclined circular rings (18) are arranged on the periphery of the outer side wall of the sealing plate (12).