CN218408559U

CN218408559U - Butterfly plate structure of butterfly valve

Info

Publication number: CN218408559U
Application number: CN202222930143.5U
Authority: CN
Inventors: 石佳鸿
Original assignee: Shanghai Taikelong Valve Co ltd
Current assignee: Shanghai Taikelong Valve Co ltd
Priority date: 2022-11-03
Filing date: 2022-11-03
Publication date: 2023-01-31
Anticipated expiration: 2032-11-03

Abstract

The utility model relates to a butterfly valve technical field just discloses a butterfly plate structure of butterfly valve, including the butterfly plate, the butterfly plate includes plate body, installation section of thick bamboo, rubber circle, plating layer, water proof membrane, collar and strengthening rib. This butterfly plate structure of butterfly valve is through installation collar and rubber circle for when the plate body is rotatory, because the installation of rubber circle makes the rubber circle can replace plate body arc surface and valve body wearing and tearing, and because the rubber circle is soft material, when the rotatory butterfly valve that makes of plate body was closed, rubber circle and valve body inner wall connection, and receive the extrusion production deformation of valve body, make the life of the plate body that increases when sealed effect is better. Through installation water proof membrane and plating layer for plate body accessible water proof membrane prevents the corrosion of long-term and water contact, and the plating layer can prevent that the water proof membrane from being damaged by rivers and leading to the water-proof effects to become invalid simultaneously, has further increased the life of plate body, makes the plate body be difficult to by the corruption.

Description

Butterfly plate structure of butterfly valve

Technical Field

The utility model relates to a butterfly valve technical field specifically is a butterfly plate structure of 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 which is opened and closed by rotating around a valve shaft, wherein a closing member (a valve clack or a butterfly plate) is a disk. The valve can be used for controlling the flow of various types of fluid 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. The existing butterfly valve plate is usually a metal plate, when the butterfly valve plate is opened and closed, the butterfly plate can rub against the inner wall of the valve body, and after long-time use, the arc-shaped surface of the butterfly plate can be abraded due to repeated friction between the butterfly plate and the inner wall of the valve body, so that the sealing effect is reduced.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a butterfly plate structure of butterfly valve, possess collar and rubber circle for when the plate body is rotatory, because the installation of rubber circle makes the rubber circle can replace plate body arc surface and valve body wearing and tearing, and because the rubber circle is soft material, when the rotatory butterfly valve that makes of plate body was closed, rubber circle and the valve body inner wall connection, and receive the extrusion production deformation of valve body, make advantages such as the life of the plate body that increases when sealed effect is better, solved above-mentioned technical problem.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: a butterfly plate structure of a butterfly valve comprises a butterfly plate, wherein the butterfly plate comprises a plate body, an installation cylinder, a rubber ring, an electroplated layer, a waterproof membrane, an installation ring and a reinforcing rib;

the mounting structure is characterized in that a mounting cylinder is arranged on the top surface of the plate body, reinforcing ribs are arranged inside the plate body, a waterproof film is arranged on the surface of the plate body, and an electroplated layer is arranged on the surface of the waterproof film.

Preferably, the top surface of the plate body is fixedly provided with an installation cylinder, and part of the installation cylinder penetrates through the plate body.

Through above-mentioned technical scheme, there is an installation section of thick bamboo through plate body top surface fixed mounting, and installation section of thick bamboo part runs through the plate body for plate body accessible installation section of thick bamboo and valve rod one end fixed connection make the valve rod rotate the plate body in the valve body outside.

Preferably, the plate body is hollow, and is fixedly provided with a reinforcing rib.

Through above-mentioned technical scheme, through the inside cavity of plate body, and fixed mounting has the strengthening rib for accessible strengthening rib increase strength when plate body weight reduces.

Preferably, the waterproof film is attached to the surface of the plate body, and an electroplated layer is electroplated on the surface of the waterproof film and is a scratch-resistant electroplated layer.

Through above-mentioned technical scheme, there is the water proof membrane through the laminating of plate body surface, and the water proof membrane surface is electroplated with the plating layer, and the plating layer is one kind and prevents scraping the plating layer for plate body accessible water proof membrane prevents the corrosion of long-term and water contact, and the plating layer can prevent simultaneously that the water proof membrane from leading to the water-proof effects inefficacy by rivers damage.

Preferably, the plate body is fixedly provided with a mounting ring on the arc surface, the arc surface of the mounting ring is provided with a circle of groove, and the rubber ring is fixedly arranged on the inner wall of the groove of the mounting ring.

Through the technical scheme, there is the collar through plate body arc fixed surface mounting, collar arc surface is equipped with the round recess, rubber circle fixed mounting is in collar groove inner wall, make when the plate body is rotatory, because the installation of rubber circle makes the rubber circle can replace plate body arc surface and valve body wearing and tearing, and because the rubber circle is soft material, when the rotatory butterfly valve that makes of plate body is closed, rubber circle and valve body inner wall connection, and receive the extrusion production deformation of valve body, make the life of the plate body that increases when sealed effect is better.

Compared with the prior art, the utility model provides a butterfly plate structure of butterfly valve possesses following beneficial effect:

1. the utility model discloses an installation collar and rubber circle for when the plate body is rotatory, because the installation of rubber circle makes the rubber circle can replace plate body arc surface and valve body wearing and tearing, and because the rubber circle is soft material, when the rotatory butterfly valve that makes of plate body was closed, rubber circle and valve body inner wall connection, and receive the extrusion production deformation of valve body, make the life of the plate body that increases when sealed effect is better.

2. The utility model discloses an installation water proof membrane and plating layer for plate body accessible water proof membrane prevents the corrosion of long-term and water contact, and the plating layer can prevent that the water proof membrane from leading to the water-proof effects inefficacy by rivers damage simultaneously.

Drawings

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

FIG. 2 is a schematic side sectional view of the structural panel of the present invention;

fig. 3 is a schematic side sectional view of the structural waterproof membrane of the present invention.

Wherein: 1. a butterfly plate; 2. a plate body; 3. mounting the cylinder; 4. a rubber ring; 5. electroplating layer; 6. a water-resistant film; 7. a mounting ring; 8. and (5) reinforcing ribs.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 efforts all belong to the protection scope of the present invention.

Referring to fig. 1-3, a butterfly plate structure of a butterfly valve comprises a butterfly plate 1, wherein the butterfly plate 1 comprises a plate body 2, an installation cylinder 3, a rubber ring 4, an electroplated layer 5, a waterproof membrane 6, an installation ring 7 and a reinforcing rib 8;

the 2 top surfaces of plate body are equipped with installation section of

thick bamboo

3, and 2 inside strengthening ribs 8 that are equipped with of plate body, 2 surfaces of plate body are equipped with water

proof membrane

6, and 6 surfaces of water proof membrane are equipped with plating layer 5.

Specifically, an installation cylinder 3 is fixedly installed on the top surface of the plate body 2, and part of the installation cylinder 3 penetrates through the plate body 2. The advantage is, has installation section of thick bamboo 3 through 2 top surface fixed mounting of plate body, and 3 parts of installation section of thick bamboo run through plate body 2 for 2 accessible installation sections of thick bamboo 3 of plate body and valve rod one end fixed connection make the valve rod can rotate plate body 2 in the valve body outside.

Specifically, the plate body 2 is hollow, and is fixedly provided with a reinforcing rib 8. The advantage is, through the inside cavity of plate body 2, and fixed mounting has strengthening rib 8 for accessible strengthening rib 8 increases intensity when plate body 2 weight reduction.

Specifically, the surface of the plate body 2 is attached with a waterproof film 6, the surface of the waterproof film 6 is electroplated with an electroplated layer 5, and the electroplated layer 5 is a scratch-resistant electroplated layer. The advantage is, has waterproof membrane 6 through the laminating of plate body 2 surface, and waterproof membrane 6 surface is electroplated with plating layer 5, and plating layer 5 is one kind and prevents scraping the plating layer for 2 accessible waterproof membranes 6 of plate body prevent the corrosion of long-term and water contact, and plating layer 5 can prevent that waterproof membrane 6 from being damaged by rivers simultaneously and leading to the water-proof effects inefficacy.

Specifically, 2 arc surface fixed mounting of plate body has

collar

7, and 7 arc surfaces of collar are equipped with the round recess, and 4 fixed mounting of rubber circle are in 7 recess inner walls of collar. The advantage is, there is mounting ring 7 through 2 arc fixed surface of plate body, 7 arc surfaces of mounting ring are equipped with the round recess, 4 fixed mounting of rubber circle in 7 recess inner walls of mounting ring, make when 2 rotations of plate body, because the installation of rubber circle 4 makes rubber circle 4 can replace 2 arc surfaces of plate body and valve body wearing and tearing, and because rubber circle 4 is soft material, when 2 rotatory butterfly valves that make of plate body are closed,

rubber circle

4 and 2 interior wall connections of valve body, and receive the extrusion production deformation of valve body 2, make the life of the plate body that increases when sealed effect is better.

When using, through installation section of thick bamboo 3 with plate body 2 and valve rod one end fixed connection, make the valve body can close or open in the inside rotation of valve body through valve rod control plate body 2, when plate body 2 is rotatory, because the installation of rubber circle 4 makes 2 arc surfaces of plate body and valve body wearing and tearing of rubber circle 4 substitutable, and because rubber circle 4 is soft material, when plate body 2 is rotatory to make the butterfly valve close,

rubber circle

4 and 2 interior wall connections of valve body, and receive the extrusion of valve body 2 and produce deformation, make the life of the plate body that increases when sealed effect is better, prevent the long-term corruption with the water contact of plate body 2 through waterproofing membrane 6, simultaneously plating layer 5 can prevent that waterproofing membrane 6 from being damaged by rivers leads to the water-proof effect inefficacy.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a butterfly plate structure of butterfly valve, includes butterfly plate (1), its characterized in that: the butterfly plate (1) comprises a plate body (2), an installation cylinder (3), a rubber ring (4), an electroplated layer (5), a waterproof membrane (6), an installation ring (7) and a reinforcing rib (8);

the plate is characterized in that the top surface of the plate body (2) is provided with an installation cylinder (3), reinforcing ribs (8) are arranged inside the plate body (2), a waterproof film (6) is arranged on the surface of the plate body (2), and an electroplated layer (5) is arranged on the surface of the waterproof film (6).

2. The butterfly plate structure of a butterfly valve according to claim 1, wherein: the mounting structure is characterized in that a mounting cylinder (3) is fixedly mounted on the top surface of the plate body (2), and the part of the mounting cylinder (3) penetrates through the plate body (2).

3. The butterfly plate structure of a butterfly valve according to claim 1, wherein: the plate body (2) is hollow and fixedly provided with a reinforcing rib (8).

4. The butterfly plate structure of a butterfly valve according to claim 1, wherein: the waterproof film (6) is attached to the surface of the plate body (2), an electroplated layer (5) is electroplated on the surface of the waterproof film (6), and the electroplated layer (5) is a scratch-resistant electroplated layer.

5. The butterfly plate structure of a butterfly valve according to claim 1, wherein: the plate body (2) arc surface fixed mounting has collar (7), collar (7) arc surface is equipped with the round recess, rubber circle (4) fixed mounting is in collar (7) recess inner wall.