CN215891156U

CN215891156U - Novel aluminum alloy wafer formula butterfly valve

Info

Publication number: CN215891156U
Application number: CN202122465526.5U
Authority: CN
Inventors: 孙益飞; 孙叶军; 盛诚
Original assignee: Felson Fluid Control System Suzhou Co ltd
Current assignee: Felson Fluid Control System Suzhou Co ltd
Priority date: 2021-10-13
Filing date: 2021-10-13
Publication date: 2022-02-22
Anticipated expiration: 2031-10-13

Abstract

The utility model discloses a novel aluminum alloy wafer butterfly valve which comprises a valve body, wherein a valve plate is arranged in the valve body; the valve body is fixedly connected with a first fixed semi-ring, one side, close to the valve plate, of the first fixed semi-ring is provided with a first rubber semi-ring, the valve body is fixedly connected with a second fixed semi-ring, and one side, close to the valve plate, of the second fixed semi-ring is provided with a second rubber semi-ring. When the valve is used, when the valve is closed, two surfaces of the valve plate are respectively attached to the first rubber semi-ring and the second rubber semi-ring, so that the joint of the valve body and the valve plate is sealed, the sealing performance of the valve is greatly improved, and water seepage is reduced; first rubber semi-ring and second rubber semi-ring have the flexibility, and the valve plate is closed and when contacting with first rubber semi-ring and second rubber semi-ring, alleviates the pressure that it received, avoids the valve plate to warp.

Description

Novel aluminum alloy wafer formula butterfly valve

Technical Field

The utility model relates to a valve, in particular to a novel aluminum alloy wafer butterfly valve.

Background

A butterfly valve, also called a flap valve, is a regulating valve with simple structure, and can be used for the on-off control of low-pressure pipeline media, namely a valve with a closing member which is a disc and rotates around a valve shaft to open and close. The valve 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. The pipe mainly plays a role in cutting off and throttling. The butterfly valve opening and closing piece is a disc-shaped butterfly plate and rotates around the axis of the butterfly plate in the valve body, so that the opening and closing or adjusting purpose is achieved.

However, the existing butterfly valve has poor sealing performance, and after the valve plate is closed, the joint of the valve plate and the valve body still can be subjected to water seepage. Accordingly, the present invention is directed to a novel aluminum alloy wafer butterfly valve that solves the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a novel aluminum alloy wafer butterfly valve to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme:

a novel aluminum alloy wafer butterfly valve comprises a valve body, wherein a valve plate is arranged in the valve body;

the valve body is fixedly connected with a first fixed semi-ring, one side, close to the valve plate, of the first fixed semi-ring is provided with a first rubber semi-ring, the valve body is fixedly connected with a second fixed semi-ring, and one side, close to the valve plate, of the second fixed semi-ring is provided with a second rubber semi-ring.

As a further scheme of the utility model, the valve body is rotationally connected with a valve shaft, and the valve plate is fixedly connected with a shaft sleeve.

As a further aspect of the present invention, the valve plate is fixedly connected with a reinforcing rib.

As a further scheme of the utility model, the valve body is fixedly connected with a fixed sleeve, the fixed sleeve is fixedly connected with a connecting sleeve, and the connecting sleeve is provided with a handle.

As a further scheme of the present invention, the valve body is fixedly connected with a first flange, and the fixed sleeve and the connecting sleeve are both fixedly connected with a second flange.

As a further aspect of the present invention, the first stationary half ring is provided with an extension bar, a connection portion is provided between the extension bar and the first stationary half ring, and the extension bar is provided with an extension rubber bar.

As a still further scheme of the present invention, the connecting portion includes a first hinge block and a second hinge block, the first hinge block is fixedly connected with a hinge shaft, the hinge shaft is hinged with the second hinge block, and the hinge shaft is sleeved with a torsion spring.

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

1. when the valve is closed, two surfaces of the valve plate are respectively attached to the first rubber semi-ring and the second rubber semi-ring, so that the joint of the valve body and the valve plate is sealed, the sealing performance of the valve is greatly improved, and water seepage is reduced;

2. first rubber semi-ring and second rubber semi-ring have the flexibility, and the valve plate is closed and when contacting with first rubber semi-ring and second rubber semi-ring, alleviates the pressure that it received, avoids the valve plate to warp.

Drawings

Fig. 1 is a connection diagram of a first stationary half ring and a valve body in embodiment 1 of a novel aluminum alloy wafer butterfly valve.

Fig. 2 is a connection diagram of a second stationary half ring and a valve body in embodiment 1 of the novel aluminum alloy wafer butterfly valve.

Fig. 3 is a schematic structural diagram of a novel aluminum alloy wafer butterfly valve in embodiment 2.

Fig. 4 is a diagram illustrating the connection between the strip and the first stationary half ring when the valve plate is in the open state in embodiment 2 of the novel aluminum alloy wafer butterfly valve.

In the figure: 1. a valve body; 2. a first flange plate; 3. a valve plate; 4. fixing a sleeve; 5. a second flange plate;

6. connecting sleeves; 7. a handle; 8. a first stationary half ring; 9. a first rubber half ring; 10. a second stationary half ring;

11. a second rubber half ring; 12. reinforcing ribs; 13. a valve shaft; 14. a shaft sleeve; 15. a strip extending;

16. extending the rubber strip; 17. a connecting portion; 18. a first hinge block; 19. a torsion spring; 20. hinging a shaft;

21. a second hinged block.

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.

Example 1:

referring to fig. 1-2, in an embodiment of the present invention, a novel aluminum alloy wafer butterfly valve includes a valve body 1, a valve plate 3 is disposed in the valve body 1, the valve body 1 is rotatably connected to a valve shaft 13, the valve plate 3 is fixedly connected to a shaft sleeve 14, and the valve plate 3 is fixedly connected to a reinforcing rib 12;

the valve body 1 is fixedly connected with a fixed sleeve 4, the fixed sleeve 4 is fixedly connected with a connecting sleeve 6, the connecting sleeve 6 is provided with a handle 7, the valve body 1 is fixedly connected with a first flange plate 2, and the fixed sleeve 4 and the connecting sleeve 6 are both fixedly connected with a second flange plate 5;

the valve comprises a valve body 1 and is characterized in that a first fixed semi-ring 8 is fixedly connected to the valve body 1, a first rubber semi-ring 9 is arranged on one side, close to a valve plate 3, of the first fixed semi-ring 8, a second fixed semi-ring 10 is fixedly connected to the valve body 1, and a second rubber semi-ring 11 is arranged on one side, close to the valve plate 3, of the second fixed semi-ring 10.

The working principle of the utility model is as follows:

the valve plate 3 is controlled to rotate through the handle 7, so that the valve is controlled to be opened and closed, when the valve is closed, two surfaces of the valve plate 3 are respectively attached to the first rubber semi-ring 9 and the second rubber semi-ring 11, so that the joint of the valve body 1 and the valve plate 3 is sealed, the sealing performance of the valve is greatly improved, and water seepage is reduced;

first rubber semi-ring 9 and second rubber semi-ring 11 have the flexibility, and when valve plate 3 closed and contacted with first rubber semi-ring 9 and second rubber semi-ring 11, alleviate its pressure that receives, avoid valve plate 3 to warp.

Example 2:

referring to fig. 3 to 4, in the embodiment of the present invention, the first stationary half ring 8 is provided with an extension bar 15, a connection portion 17 is provided between the extension bar 15 and the first stationary half ring 8, and the extension bar 15 is provided with an extension rubber bar 16;

the connecting part 17 comprises a first hinge block 18 and a second hinge block 21, the first hinge block 18 is fixedly connected with a hinge shaft 20, the hinge shaft 20 is hinged with the second hinge block 21, and the hinge shaft 20 is sleeved with a torsion spring 19;

valve plate 3 can use valve shaft 13 to rotate as the center when opening, and valve plate 3 extrudees when rotating and prolongs rectangular 15, and extension strip 15 is rotatory through connecting portion 17, can correspond valve shaft 13 position to valve plate 3 through mobilizable extension strip 15 and extension rubber strip 16 and seal, further improves the leakproofness of valve.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and equivalent alternatives or modifications according to the technical solution of the present invention and the inventive concept thereof should be covered by the scope of the present invention.

Claims

1. A novel aluminum alloy wafer butterfly valve comprises a valve body (1), and is characterized in that a valve plate (3) is arranged in the valve body (1);

the valve body (1) is fixedly connected with a first fixed semi-ring (8), a first rubber semi-ring (9) is arranged on one side, close to the valve plate (3), of the first fixed semi-ring (8), a second fixed semi-ring (10) is fixedly connected with the valve body (1), and a second rubber semi-ring (11) is arranged on one side, close to the valve plate (3), of the second fixed semi-ring (10).

2. A novel aluminum alloy wafer-type butterfly valve according to claim 1, characterized in that the valve body (1) is rotatably connected with a valve shaft (13), and the valve plate (3) is fixedly connected with a shaft sleeve (14).

3. A novel aluminum alloy wafer butterfly valve according to claim 1, wherein the valve plate (3) is fixedly connected with a reinforcing rib (12).

4. A novel aluminum alloy wafer-type butterfly valve according to claim 1, wherein the valve body (1) is fixedly connected with a fixing sleeve (4), the fixing sleeve (4) is fixedly connected with a connecting sleeve (6), and the connecting sleeve (6) is provided with a handle (7).

5. A novel aluminum alloy wafer-type butterfly valve according to claim 1, wherein the valve body (1) is fixedly connected with a first flange (2), and the fixed sleeve (4) and the connecting sleeve (6) are fixedly connected with a second flange (5).

6. The novel aluminum alloy wafer butterfly valve according to claim 1, wherein the first stationary half ring (8) is provided with an extension strip (15), a connecting portion (17) is provided between the extension strip (15) and the first stationary half ring (8), and the extension strip (15) is provided with an extension rubber strip (16).

7. The novel aluminum alloy wafer-type butterfly valve of claim 6, wherein the connecting portion (17) comprises a first hinge block (18) and a second hinge block (21), the first hinge block (18) is fixedly connected with a hinge shaft (20), the hinge shaft (20) is hinged with the second hinge block (21), and the hinge shaft (20) is sleeved with a torsion spring (19).