CN220302795U

CN220302795U - Valve with flexible sheath

Info

Publication number: CN220302795U
Application number: CN202322032463.3U
Authority: CN
Inventors: 陈德兴; 梁江滨; 洪国斌
Original assignee: Aoba Yin Tianjin Intelligent Technology Co ltd
Current assignee: Aoba Yin Tianjin Intelligent Technology Co ltd
Priority date: 2023-07-31
Filing date: 2023-07-31
Publication date: 2024-01-05
Anticipated expiration: 2033-07-31

Abstract

The utility model relates to the technical field of valves, in particular to a valve with a flexible sheath, which comprises a valve body, wherein a through hole is formed in the valve body, a rotating piece is rotatably arranged at the top of the valve body, a handle is arranged at the top end of the rotating piece, a sliding piece is arranged in the valve body in a sliding manner, a plugging piece is arranged at the bottom of the sliding piece, the other end of the plugging piece is in sliding connection with the through hole, a driving assembly for driving the plugging piece to open and close the through hole is arranged in the valve body, and the driving assembly is connected with the rotating piece. According to the utility model, the limit frame can be rotated by rotating the handle, and the threaded rod is inserted into the limit frame in a threaded manner, and the sliding piece is connected in the cavity in a sliding manner, so that the sliding piece can drive the blocking piece to vertically move up and down, the through hole is conveniently opened and closed, and the sealing ring can be always propped against the inner wall of the cavity due to the elastic force of the spring in the moving process of the blocking piece.

Description

Valve with flexible sheath

Technical Field

The utility model relates to the technical field of valves, in particular to a valve with a flexible sheath.

Background

The valve is a control component in a fluid conveying system, has the functions of stopping, adjusting, guiding, preventing backflow, stabilizing pressure, shunting or overflow pressure relief and the like, and can be used for controlling the flow of various types of fluids such as air, water, steam, various corrosive media, slurry, oil products, liquid metal, radioactive media and the like, wherein the gate valve is an opening and closing piece gate plate, the moving direction of the gate plate is perpendicular to the direction of the fluid, and the gate valve can only be fully opened and fully closed and cannot be adjusted and throttled. The gate valve is sealed by contact of the valve seat and the gate plate.

However, most of sealing elements in the existing valve are fixedly arranged, and because the working environment of the valve is moist and the sealing elements are rubbed with the sealing elements during opening and closing movements, the problem of loosening and edge tilting of the sealing ring can occur over time, and the tightness of the sealing ring cannot be guaranteed, so that leakage is easy to occur.

For example, the patent specification of the prior Chinese patent (publication number: CN 204592310U) discloses a water-saving valve, wherein the sealing ring and the valve body are integrally formed, a first sealing gasket is arranged on the surface of one side, close to the sealing ring, of the sealing plug, and a second sealing gasket is arranged on the surface of one side, close to the sealing plug, of the sealing ring.

However, the valve of the above design has the following problems found in the implementation of the related art: the sealing ring arranged inside the valve is fixedly arranged, so that the sealing piece can rub with the sealing ring when the water valve is opened or closed, the sealing ring is easy to warp over time, and the tightness cannot be ensured.

In view of this, a valve with a flexible sheath is provided to overcome the above-mentioned drawbacks.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a valve with a flexible sheath.

In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a take valve of flexible sheath, includes the valve body, the through-hole has been seted up in the valve body, the top rotation of valve body is provided with the commentaries on classics piece, the top of changeing the piece is provided with the handle, the sliding is provided with the slider in the valve body, the bottom of slider is provided with the shutoff piece, the other end of shutoff piece slides and pegs graft in the through-hole, be provided with drive assembly in the valve body, drive assembly is used for driving the shutoff piece and opens and shuts the through-hole, drive assembly is connected with changeing the piece, the bottom of slider is provided with the spring, the other end of spring is provided with the sealing washer, the sealing washer all offsets with the shutoff piece in with the valve body.

As a further description of the above technical solution: the valve body is internally provided with a cavity and a sliding port, the sliding piece is slidably connected in the cavity, the plugging piece is slidably connected in the cavity, the sliding port and the through hole, and the sealing ring is propped against the inner wall of the cavity and the sliding port.

As a further description of the above technical solution: the bottom of slider and the top of sealing washer all are provided with the active carbon net, the both ends of spring set up respectively in two active carbon net opposite sides.

As a further description of the above technical solution: the driving assembly comprises a rotating shaft, a limiting frame and a threaded rod, wherein the rotating shaft is rotationally connected in the cavity, the rotating member is in transmission connection with the rotating shaft, the limiting frame is arranged at the bottom end of the rotating shaft, and the threaded rod is in threaded connection with the bottom of the limiting frame.

As a further description of the above technical solution: the bottom of the limiting frame is provided with an internal thread, and the threaded rod is inserted into the internal thread.

As a further description of the above technical solution: the flange is arranged on both sides of the valve body in an integrated manner.

As a further description of the above technical solution: the outer surface of the handle is provided with anti-slip lines.

The utility model has the following beneficial effects:

according to the valve designed by the utility model, the limit frame can rotate by rotating the handle, and the threaded rod is inserted into the limit frame in a threaded manner, and the sliding piece is connected in the cavity in a sliding manner, so that the sliding piece can drive the blocking piece to vertically move up and down, the through hole is conveniently opened and closed, and the sealing ring can be always propped against the inner wall of the cavity due to the elastic force of the spring in the moving process of the blocking piece.

According to the valve designed by the utility model, the flange is arranged, so that the valve can be conveniently and quickly arranged on a pipeline, and the anti-skid grains are arranged on the outer surface of the handle, so that the friction force between the hands of a person and the handle can be increased, the problem of skidding when the handle is rotated can be solved, and the active carbon net is matched, so that moisture entering the cavity can be adsorbed, the corrosion rate of parts in the cavity can be effectively delayed, and the service life of the valve can be prolonged.

Drawings

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

FIG. 2 is a schematic perspective view of the front exterior of the present utility model;

FIG. 3 is a schematic plan view of the interior of the present utility model;

FIG. 4 is an enlarged view of FIG. 3 at A;

fig. 5 is an enlarged view at a in fig. 3.

Legend description:

1. a valve body; 2. a through hole; 3. a rotating member; 4. a handle; 5. a slider; 6. a blocking member; 7. a spring; 8. a seal ring; 9. an activated carbon net; 10. a rotating shaft; 11. a limiting frame; 12. a threaded rod; 13. an internal thread; 14. and (3) a flange.

Detailed Description

Referring to fig. 1-5, the present utility model provides a valve with a flexible sheath: the valve comprises a valve body 1, a through hole 2 is formed in the valve body 1, a rotating piece 3 is rotatably arranged at the top of the valve body 1, a handle 4 is arranged at the top end of the rotating piece 3, a sliding piece 5 is arranged in the valve body 1 in a sliding mode, a plugging piece 6 is arranged at the bottom of the sliding piece 5, the other end of the plugging piece 6 is in sliding connection in the through hole 2, a driving assembly is arranged in the valve body 1 and used for driving the plugging piece 6 to open and close the through hole 2, the driving assembly is connected with the rotating piece 3, a spring 7 is arranged at the bottom of the sliding piece 5, a sealing ring 8 is arranged at the other end of the spring 7, and the sealing ring 8 is propped against the inside of the valve body 1 and the plugging piece 6;

the valve body 1 is internally provided with a cavity and a sliding port, the sliding piece 5 is in the cavity in a sliding way, the sealing piece 6 is in the cavity, the sliding port and the through hole 2 in a sliding way, the sealing ring 8 is propped against the inner wall of the cavity and the sliding port, the driving assembly comprises a rotating shaft 10, a limiting frame 11 and a threaded rod 12, the rotating shaft 10 is rotationally connected in the cavity, the rotating piece 3 is in transmission connection with the rotating shaft 10, the limiting frame 11 is arranged at the bottom end of the rotating shaft 10, the threaded rod 12 is in threaded connection with the bottom of the limiting frame 11, the bottom of the limiting frame 11 is provided with an internal thread 13, and the threaded rod 12 is in threaded connection with the internal thread 13.

When the sealing device is specifically implemented, the handle 4 is rotated first, the handle 4 drives the rotating piece 3, the rotating piece 3 drives the rotating shaft 10 and the limiting frame 11 to rotate, in the process, the threaded rod 12 drives the sliding piece 5 and the sealing piece 6 to move up and down, the through hole 2 can be opened and closed, meanwhile, in the process of movement of the sealing piece 6, the sealing ring 8 can be always propped against the inner wall of the cavity due to the elastic force of the spring 7, the sealing performance is ensured, and compared with the prior art, the sealing ring 8 can be stably limited at the sliding opening, so that the sealing effect is improved.

For the sealing ring 8, the sealing ring 8 can be made of fluororubber, and the valve can be suitable for high-temperature liquid delivery because the fluororubber has high-temperature resistance.

In order to further ensure the tightness, a flexible sheath is sleeved on the plugging piece 6, and the material is fluororubber, so that the sheath and the sealing ring 8 are mutually extruded due to elastic deformation when the sealing piece is used, and the sealing effect can be further improved.

As a further embodiment of the above technical solution: the bottom of slider 5 and the top of sealing washer 8 all are provided with active carbon net 9, and the both ends of spring 7 set up respectively in two active carbon net 9 opposite sides. The active carbon net 9 is matched, so that moisture entering the cavity can be adsorbed, the corrosion rate of internal parts of the cavity is effectively delayed, and the service life of the valve is prolonged.

As a further embodiment of the above technical solution: both sides of the valve body 1 are integrally formed with flanges 14.

As a further embodiment of the above technical solution: the valve can be conveniently and rapidly installed on a pipeline.

As a further embodiment of the above technical solution: the outer surface of the handle 4 is provided with anti-slip lines. The friction between the hands of the person and the handle 4 can be increased to help solve the problem of slipping when the handle 4 is turned.

The activated carbon net 9 is generally composed of a net body and a plurality of activated carbon particles, a large number of activated carbon particles are embedded in the mesh holes of the net body, and when water vapor generated in the through holes 2 floats into the cavity through the sealing rings 8 in actual use, the activated carbon particles in the double-layer activated carbon net 9 can absorb the water vapor at this time, and the activated carbon and the net body are all of the prior art, so that the description is not excessive in the specification.

Working principle:

when the utility model is used, the two ends of the flange 14 are respectively connected with the matched pipelines, then when the through holes 2 are required to be opened and closed, the handle 4 is rotated firstly, the handle 4 drives the rotating piece 3, the rotating piece 3 drives the rotating shaft 10 and the limiting frame 11 to rotate, in the process, the threaded rod 12 drives the sliding piece 5 and the plugging piece 6 to move up and down, the through holes 2 can be opened and closed, meanwhile, in the process of moving the plugging piece 6, the sealing ring 8 can be always propped against the inner wall of the cavity due to the self elasticity of the spring 7, the tightness of the sealing ring is ensured, and finally, the active carbon net 9 is matched, so that the moisture entering the cavity can be adsorbed, the corrosion rate of the internal parts of the cavity is effectively delayed, and the service life of the valve is prolonged.

Finally, it should be noted that: the foregoing description of the preferred embodiments of the present utility model is not intended to be limiting, but rather, it will be apparent to those skilled in the art that the foregoing description of the preferred embodiments of the present utility model can be modified or equivalents can be substituted for some of the features thereof, and any modification, equivalent substitution, improvement or the like that is within the spirit and principles of the present utility model should be included in the scope of the present utility model.

Claims

1. The valve with the flexible sheath comprises a valve body (1), wherein a through hole (2) is formed in the valve body (1), a rotating piece (3) is arranged at the top of the valve body (1) in a rotating mode, and a handle (4) is arranged at the top end of the rotating piece (3), and the valve is characterized in that a sliding piece (5) is arranged in the valve body (1) in a sliding mode, a blocking piece (6) is arranged at the bottom of the sliding piece (5), and the other end of the blocking piece (6) is inserted into the through hole (2) in a sliding mode;

the valve is characterized in that a driving assembly for driving the plugging piece (6) to open and close the through hole (2) is arranged in the valve body (1), the driving assembly is connected with the rotating piece (3), a spring (7) is arranged at the bottom of the sliding piece (5), a sealing ring (8) is arranged at the other end of the spring (7), and the sealing ring (8) is propped against the plugging piece (6) in the valve body (1).

2. A flexible jacketed valve according to claim 1, wherein: the valve is characterized in that a cavity and a sliding port are formed in the valve body (1), the sliding piece (5) is slidably connected in the cavity, the plugging piece (6) is slidably connected in the cavity, the sliding port and the through hole (2), and the sealing ring (8) is propped against the cavity and the sliding port.

3. A flexible jacketed valve according to claim 1, wherein: the two ends of the spring (7) are respectively arranged on one side of the two opposite active carbon nets (9).

4. A flexible jacketed valve according to claim 1, wherein: the driving assembly comprises a rotating shaft (10), a limiting frame (11) and a threaded rod (12), wherein the rotating shaft (10) is rotationally connected in the cavity and in transmission connection with the rotating member (3), the limiting frame (11) is arranged at the bottom end of the rotating shaft (10), and the threaded rod (12) is in threaded connection with the bottom of the limiting frame (11).

5. A flexible jacketed valve according to claim 4, wherein: the bottom of the limiting frame (11) is provided with an internal thread (13), and the threaded rod (12) is in threaded connection with the internal thread (13).

6. A flexible jacketed valve according to claim 1, wherein: both sides of the valve body (1) are integrally formed and provided with flanges (14).

7. A flexible jacketed valve according to claim 1, wherein: the outer surface of the handle (4) is provided with anti-skid lines.