CN215568057U

CN215568057U - Telescopic gate valve

Info

Publication number: CN215568057U
Application number: CN202121448013.7U
Authority: CN
Inventors: 徐魁生
Original assignee: Jiangsu Huashan Valve Co ltd
Current assignee: Jiangsu Huashan Valve Co ltd
Priority date: 2021-06-28
Filing date: 2021-06-28
Publication date: 2022-01-18
Anticipated expiration: 2031-06-28

Abstract

The utility model discloses a telescopic gate valve, relates to the technical field of gate valves, and aims to solve the problem that the existing gate valve cannot adapt to different installation positions and different distances. The device body comprises first device shell, universal rotating-structure, flexible length adjustment device, flexible strong sealing device and transmission threaded rod, flexible strong sealing device is located the inside of first device shell, universal rotating-structure is located the upper end of first device shell, flexible length adjustment device is located the outside of first device shell, the transmission threaded rod is located between universal rotating-structure and the flexible strong sealing device, flexible length adjustment device comprises fixed bucket, first sliding block, sealing ring and solid fixed ring, first sliding block is located the outside of first device shell, fixed bucket is located the outside of first sliding block, first sliding block and fixed bucket sliding connection.

Description

Telescopic gate valve

Technical Field

The utility model relates to the technical field of gate valves, in particular to a telescopic gate valve.

Background

The connection between raceway and the raceway needs to use the medium to be connected the pipeline, and play UNICOM and the effect of cutting, along with the development of science and technology, people design the gate valve, the gate valve is an opening and closing member flashboard, the direction of motion of flashboard is perpendicular with the fluid direction, install between raceway and raceway, be the medium that is arranged in cutting off or putting through the raceway, very important effect has been played in many trades, trade such as mining industry, catering industry, lodging industry, chemical industry, metal smelting industry, fire industry and entertainment industry, remove restriction inner space through the inside valve plate of gate valve, make the device switch between UNICOM's state and cut-off state.

However, the existing gate valve is different in the installation process due to the different distance between the pipeline and the pipeline, the gate valve is fixed in length, so that the position of the pipeline is required to be changed in the installation process, the length of the gate valve is matched, the process of adjusting the length of the pipeline is complex, the existing requirement is not met, and the telescopic gate valve is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a telescopic gate valve to solve the problem that the gate valve provided in the background technology cannot adapt to different installation positions and different distances.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a flexible gate valve, includes the device body, the device body comprises first device shell, universal rotating-structure, flexible length adjustment device, flexible strong sealing device and transmission threaded rod, flexible strong sealing device is located the inside of first device shell, universal rotating-structure is located the upper end of first device shell, flexible length adjustment device is located the outside of first device shell, the transmission threaded rod is located between universal rotating-structure and the flexible strong sealing device, flexible length adjustment device comprises fixed bucket, first sliding block, sealing ring and solid fixed ring, first sliding block is located the outside of first device shell, fixed bucket is located the outside of first sliding block, first sliding block and fixed bucket sliding connection.

Preferably, the sealing ring is located the outside of fixed bucket, solid fixed ring is located the outside of sealing ring, the sealing ring is connected with solid fixed ring draw-in groove, the sealing ring comprises fixed block and first sealed pad, the fixed block has four along cyclic annular evenly distributed, first sealed pad is located one side of fixed block, gu fixed ring comprises last clamping ring, lower clamping ring and axis of rotation, the clamping ring is located the one end of clamping ring down, go up the clamping ring and rotate through the axis of rotation between the clamping ring down and be connected.

Preferably, telescopic sealing device by force is connected with the rotation of drive threaded rod, telescopic sealing device by the sealed pad of jam plate, extrusion piece, shrink spring and second, the outside of jam plate is provided with the slide bar, slide bar and jam plate sliding connection, be provided with the shrink spring between jam plate and the slide bar, the jam plate is provided with two, the sealed one side that is located the jam plate of second.

Preferably, the extrusion block is located on one side of the blocking plate, and the blocking plate is connected with the extrusion block in a sliding mode.

Preferably, the universal rotating structure comprises four bevel gears, a second device shell, a rotating disc and clamping grooves, the four bevel gears are uniformly distributed along the ring shape, and the second device shell is located at one end of the bevel gears.

Preferably, the clamping grooves are located inside a second device shell, the rotating disc is located inside the clamping grooves, the clamping grooves are connected with the clamping grooves of the rotating disc, the number of the second device shells is three, the bevel gears are connected in a meshed mode, and the second device shells are fixedly connected with the bevel gears.

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

1. according to the utility model, the telescopic length adjusting devices are arranged on the two sides of the outer part of the first device shell, the distance between pipelines at the required installation position of the gate valve is different, the whole length can be adjusted by sliding the fixing barrel outside the first device shell, the length can be adjusted to adapt to different installation positions, the installation compatibility is improved, the installation of the device is more facilitated, the sealing ring can be clamped by the fixing ring after the position adjustment is finished, and the sealing performance of the device can be improved by tightly attaching the first sealing gasket to the first device shell.

2. According to the utility model, the telescopic strong sealing device is arranged in the first device shell, the transmission threaded rod moves longitudinally to drive the extrusion block to move longitudinally and extrude the plugging plate, the plugging plate moves transversely after being extruded to seal the gate valve, the state of the device is changed by the transverse movement of the plugging plate, the integral sealing performance of the device is improved, and the adjustment mode of the gate valve is time-saving and labor-saving compared with the existing gate valve when the gate valve is closed.

3. According to the utility model, the universal rotating structure is arranged at the upper end of the transmission threaded rod, different mounting positions are different, so that the positions for rotating the rotating disc are different, after the device is integrally mounted, the device is placed into the clamping groove through the rotating disc and then rotates, finally, the device is fixed through threads, the transmission threaded rod can be driven to rotate through the bevel gear at any mounting angle, a proper mounting position can be selected through different mounting positions, and the gate valve cannot be normally used due to the obstruction of the mounting positions.

Drawings

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

FIG. 2 is an enlarged view of a portion of the area A of FIG. 1 in accordance with the present invention;

FIG. 3 is a side view of the seal ring and retaining ring of the present invention;

FIG. 4 is a schematic view of the internal transmission structure of the universal rotation structure of the present invention;

FIG. 5 is a schematic view of the exterior and interior of a second device housing of the present invention;

fig. 6 is a schematic view of the internal transmission structure of the telescopic strong sealing device of the utility model.

In the figure: 1. a device body; 2. a first device housing; 3. a universal rotation structure; 4. a telescopic length adjusting device; 5. a telescopic strong sealing device; 6. a transmission threaded rod; 7. fixing the barrel; 8. a first slider; 9. a seal ring; 10. a fixing ring; 11. a fixed block; 12. a first gasket; 13. a telescopic connecting block; 14. an upper pressing ring; 15. pressing the pressing ring; 16. a rotating shaft; 17. a bevel gear; 18. a second device housing; 19. rotating the disc; 20. a card slot; 21. a blocking plate; 22. extruding the block; 23. a retraction spring; 24. a second gasket; 25. a slide bar.

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.

Referring to fig. 1-6, an embodiment of the present invention is shown: the utility model provides a flexible gate valve, including device body 1, device body 1 is by first device shell 2, universal rotating-structure 3, flexible length adjustment device 4, telescopic sealing device 5 and transmission threaded rod 6 are constituteed by force, telescopic sealing device 5 is located the inside of first device shell 2 by force, universal rotating-structure 3 is located the upper end of first device shell 2, flexible length adjustment device 4 is located the outside of first device shell 2, transmission threaded rod 6 is located between universal rotating-structure 3 and the telescopic sealing device 5 by force, flexible length adjustment device 4 is by fixed bucket 7, first sliding block 8, sealing ring 9 and solid fixed ring 10 are constituteed, first sliding block 8 is located the outside of first device shell 2, fixed bucket 7 is located the outside of first sliding block 8, first sliding block 8 and fixed bucket 7 sliding connection.

Further, the sealing ring 9 is positioned outside the fixed barrel 7, the fixed ring 10 is positioned outside the sealing ring 9, the sealing ring 9 is connected with the clamping groove of the fixed ring 10, the sealing ring 9 is composed of a fixed block 11 and a first sealing gasket 12, the fixed block 11 is uniformly distributed with four along a ring shape, the first sealing gasket 12 is positioned at one side of the fixed block 11, the fixed ring 10 is composed of an upper pressing ring 14, a lower pressing ring 15 and a rotating shaft 16, the lower pressing ring 15 is positioned at one end of the upper pressing ring 14, the upper pressing ring 14 is rotatably connected with the lower pressing ring 15 through the rotating shaft 16, the entire length of the device is adjusted by sliding the fixed tub 7 outside the first device casing 2, after the adjustment, the upper and lower

pressing rings

14 and 15 are rotated by the rotating shaft 16, and presses the fixing block 11, the fixing block 11 is attached to the first device housing 2 after being pressed, the first gasket 12 is attached to the first device case 2 to improve the sealing performance of the entire exterior of the device.

Further, telescopic sealing device 5 is connected with 6 rotations of transmission threaded rod by force, telescopic sealing device 5 is by plugging plate 21 by force, the extrusion piece 22, the sealed pad 24 of shrink spring 23 and second is constituteed, the outside of plugging plate 21 is provided with the slide bar 25, slide bar 25 and plugging plate 21 sliding connection, be provided with shrink spring 23 between plugging plate 21 and the slide bar 25, plugging plate 21 is provided with two, the sealed pad 24 of second is located one side of plugging plate 21, the extrusion piece 22 longitudinal movement extrudees plugging plate 21, plugging plate 21 receives the extrusion and can lateral shifting.

Further, the extrusion piece 22 is located one side of jam plate 21, and jam plate 21 and extrusion piece 22 sliding connection cross the sealed 24 lateral shifting of second of jam plate 21 lateral shifting drive, hug closely through the sealed 24 and the device body 1 of second and can improve the inside leakproofness of device, and the sealed material of 24 of second is rubber, can effectively improve the leakproofness of device.

Further, the universal rotating structure 3 comprises four bevel gears 17, a second device shell 18, a rotating disc 19 and clamping grooves 20, wherein the four bevel gears 17 are uniformly distributed along the annular direction, the second device shell 18 is located at one end of the bevel gear 17, one end of the rotating disc 19 is clamped into the clamping grooves 20 in a sliding mode and is fixed through nuts, and the rotating disc 19 can be rotated by selecting different installation positions.

Furthermore, the clamping grooves 20 are located inside the second device shell 18, the rotating disc 19 is located inside the clamping grooves 20, the clamping grooves 20 are connected with the clamping grooves of the rotating disc 19, the number of the second device shells 18 is three, the bevel gears 17 are connected in a meshed mode, the second device shells 18 are fixedly connected with the bevel gears 17, the rotating disc 19 can rotate by driving the transmission threaded rod 6 to rotate through the bevel gears 17, the rotating disc 19 is prevented from being limited in rotation, and proper installation positions are selected through different installation positions.

The working principle is as follows: when in use, in order to enable the gate valve to adapt to different lengths required by different installation positions, the fixed barrel 7 slides outside the first device shell 2 to adjust the overall length of the device, after adjustment, the upper pressing ring 14 and the lower pressing ring 15 rotate through the rotating shaft 16 and press the fixed block 11, the fixed block 11 is pressed and then attached to the first device shell 2, the first sealing gasket 12 is attached to the first device shell 2 to improve the sealing performance of the overall exterior of the device, in order to improve the sealing performance when the interior of the device is closed, the rotating of the transmission threaded rod 6 drives the extrusion block 22 to move longitudinally, the extrusion block 22 moves longitudinally to extrude the plugging plate 21, the plugging plate 21 is extruded to move transversely, the second sealing gasket 24 moves transversely through the transverse movement of the plugging plate 21, and the second sealing gasket 24 is attached to the device body 1 to improve the sealing performance of the interior of the device, in order to prevent the rotation of the rotating disc 19 from being limited, a proper installation position is selected according to different installation positions, one end of the rotating disc 19 is clamped into the clamping groove 20 in a sliding mode and is fixed through a nut, the rotating disc 19 can be rotated according to different installation positions, and the rotating disc 19 can drive the transmission threaded rod 6 to rotate through the bevel gear 17.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. A telescopic gate valve comprises a device body (1), and is characterized in that: the device body (1) consists of a first device shell (2), a universal rotating structure (3), a telescopic length adjusting device (4), a telescopic strong sealing device (5) and a transmission threaded rod (6), the telescopic strong sealing device (5) is positioned inside the first device shell (2), the universal rotating structure (3) is positioned at the upper end of the first device shell (2), the telescopic length adjusting device (4) is positioned outside the first device shell (2), the transmission threaded rod (6) is positioned between the universal rotating structure (3) and the telescopic strong sealing device (5), the telescopic length adjusting device (4) consists of a fixed sliding block (7), a first sliding block (8), a sealing ring (9) and a fixed ring (10), the first sliding block (8) is positioned outside the first device shell (2), the fixed sliding block (7) is positioned outside the first sliding block (8), the first sliding block (8) is connected with the fixed barrel (7) in a sliding mode.

2. A telescopic gate valve according to claim 1, characterized in that: sealing ring (9) are located the outside of fixed bucket (7), gu fixed ring (10) are located the outside of sealing ring (9), sealing ring (9) are connected with solid fixed ring (10) draw-in groove, sealing ring (9) comprise fixed block (11) and first sealed pad (12), fixed block (11) have four along cyclic annular evenly distributed, first sealed pad (12) are located one side of fixed block (11), gu fixed ring (10) comprise last clamping ring (14), lower clamping ring (15) and axis of rotation (16), lower clamping ring (15) are located the one end of clamping ring (14), go up clamping ring (14) and rotate through axis of rotation (16) between clamping ring (15) and be connected down.

3. A telescopic gate valve according to claim 1, characterized in that: telescopic sealing device (5) by force is rotated with drive threaded rod (6) and is connected, telescopic sealing device (5) by force comprises jam plate (21), extrusion piece (22), shrink spring (23) and the sealed pad (24) of second, the outside of jam plate (21) is provided with slide bar (25), slide bar (25) and jam plate (21) sliding connection, be provided with shrink spring (23) between jam plate (21) and slide bar (25), jam plate (21) is provided with two, the sealed pad (24) of second is located one side of jam plate (21).

4. A telescoping gate valve as claimed in claim 3, wherein: the extrusion block (22) is located on one side of the blocking plate (21), and the blocking plate (21) is connected with the extrusion block (22) in a sliding mode.

5. A telescopic gate valve according to claim 1, characterized in that: the universal rotating structure (3) is composed of four bevel gears (17), a second device shell (18), a rotating disc (19) and clamping grooves (20), the number of the bevel gears (17) is four, and the second device shell (18) is located at one end of the bevel gears (17).

6. A telescopic gate valve according to claim 5, characterized in that: the clamping groove (20) is located inside the second device shell (18), the rotating disc (19) is located inside the clamping groove (20), the clamping groove (20) is connected with the clamping groove of the rotating disc (19), the number of the second device shells (18) is three, the bevel gears (17) are connected in a meshed mode, and the second device shells (18) are fixedly connected with the bevel gears (17).