CN218644823U

CN218644823U - Butt clamp type butterfly valve convenient to installation is fixed

Info

Publication number: CN218644823U
Application number: CN202223011042.4U
Authority: CN
Inventors: 赵东; 徐清
Original assignee: Freeway Fluid Control Shanghai Co ltd
Current assignee: Freeway Fluid Control Shanghai Co ltd
Priority date: 2022-11-13
Filing date: 2022-11-13
Publication date: 2023-03-17
Anticipated expiration: 2032-11-13

Abstract

The utility model discloses a wafer-type butterfly valve convenient to installation is fixed, including valve body and butterfly plate, the both sides of valve body are provided with the valve ring, and the side of valve ring has seted up the draw-in groove to the inside of draw-in groove is provided with the steel ball, and the surface of valve ring is provided with the positioning seat simultaneously, the screw has been seted up on the positioning seat surface, and the inside of valve body is provided with the sealing washer to the inside valve rod that is provided with of valve body, valve rod surface are provided with the butterfly plate simultaneously, and this wafer-type butterfly valve convenient to installation is fixed is provided with the steel ball, reduces the frictional force of butterfly valve and pipeline during the installation, reduces the installation degree of difficulty, makes things convenient for the later stage to change and maintain the butterfly valve, and the ball can prevent to lead to the valve ring to warp owing to the too tight of bolt-up simultaneously, effectively improves the life of butterfly valve, and the edge of butterfly plate sets up in the sealing washer, increases the leakproofness of butterfly valve, effectively increases the practicality of butterfly valve.

Description

Opposite clamping type butterfly valve convenient to install and fix

Technical Field

The utility model relates to a butterfly valve technical field specifically is a wafer formula butterfly valve convenient to installation is fixed.

Background

The butterfly plate of double-clip type butterfly valve installs in the diametric (al) of pipeline, in the cylindrical passageway of butterfly valve body, disc butterfly plate is rotatory round the axis, rotation angle is between zero degree and ninety degrees, can play flow control's effect, when the butterfly plate rotates to ninety degrees, the valve reaches maximum aperture, double-clip type butterfly valve simple structure, small, light in weight, only constitute by a few parts, and only need rotate ninety degrees and can open and close fast, moreover, the operation is simple, this valve has good fluid control characteristic simultaneously, current double-clip type butterfly valve still has following not enoughly:

1. in the installation process of the existing wafer-type butterfly valve, the valve ring is deformed due to the fact that bolts are screwed too tightly, and therefore the use of the wafer-type butterfly valve is influenced;

2. the valve body of the existing wafer butterfly valve is mostly a narrow cylinder, the angle of the butterfly plate needs to be adjusted during installation, and the situation that the butterfly plate cannot flexibly rotate after installation is finished and installation operation is troublesome is avoided.

We have therefore proposed a wafer-type butterfly valve which is easy to install and fix, so as to solve the problems set forth above.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a wafer formula butterfly valve convenient to installation is fixed to it is convenient inadequately to solve the wafer formula butterfly valve installation on the existing market that above-mentioned background art provided, and the valve body width of wafer formula butterfly valve is unfavorable for the problem of installation.

In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a wafer formula butterfly valve convenient to installation is fixed, includes valve body and butterfly plate, the both sides of valve body are provided with the valve circle, and the side of valve circle has seted up the draw-in groove to the inside of draw-in groove is provided with the steel ball, and the surface of valve circle is provided with the positioning seat simultaneously, the screw has been seted up on the positioning seat surface, and the inside of valve body is provided with the sealing washer to the inside valve rod that is provided with of valve body, valve rod surface is provided with the butterfly plate simultaneously.

Preferably, the valve body is cylindrical passageway, and the width of valve body and the diameter phase-match of butterfly plate to the surface spraying of valve body has guard action's coating, lets the butterfly plate rotate in valve body inside, simplifies the operation of installation, can adapt to the pipeline of more sizes.

Preferably, the clamping grooves are of a circular structure, are distributed on the surface of the valve ring in an annular array, are matched with the steel balls in size, fix the steel balls inside the valve ring, prevent the valve ring from deforming due to too tight screwing of bolts during installation, and effectively prolong the service life of the butterfly valve.

Preferably, the steel ball and the clamping groove are of a clamping structure, a small part of the steel ball is exposed out of the clamping groove, the number of the steel balls corresponds to that of the clamping groove, and when the butterfly valve is installed, the steel balls are in contact with a connector needing to be installed, friction is reduced, and the butterfly valve is convenient to install.

Preferably, the positioning seat and the valve ring are in welded connection, and the positioning seat is symmetrically arranged relative to the valve rod, so that the firmness of the butterfly valve during installation is ensured, the loosening of the positioning seat is avoided, and the butterfly valve and the pipeline are prevented from being dislocated during installation.

Preferably, the edge of butterfly plate is provided with the sealing washer, and the center of butterfly plate and the coincidence of valve body center to the butterfly plate is thick marginal thin cylindricality structure in the middle, increases the leakproofness of butterfly valve, prevents to reveal.

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

1. the oppositely clamped butterfly valve convenient to install and fix is provided with the valve body with the width corresponding to the diameter and the length of the butterfly plate, so that the butterfly plate can rotate in the valve body, the problem that the butterfly valve cannot be normally used due to improper operation when the butterfly valve is installed is avoided, the working progress is influenced, the working efficiency of workers and people is reduced, the application range of the butterfly valve is expanded, and the installation difficulty of the butterfly valve is reduced;

2. this double-layered formula butterfly valve convenient to installation is fixed is provided with a plurality of steel balls, reduces the frictional force of butterfly valve and pipeline during the installation, reduces the installation degree of difficulty, makes things convenient for the later stage to change and maintain the butterfly valve, and the rigid ball can prevent simultaneously because too tight of bolt tightening leads to the valve ring to warp, effectively improves the life of butterfly valve, and the edge of butterfly plate sets up in the sealing washer, increases the leakproofness of butterfly valve, effectively increases the practicality of butterfly valve.

Drawings

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

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

FIG. 3 is a schematic top view of the present invention;

fig. 4 is a schematic view of the valve ring structure of the present invention.

In the figure: 1. a valve body; 2. a valve ring; 3. a card slot; 4. a steel ball; 5. positioning seats; 6. a screw hole; 7. a seal ring; 8. a valve stem; 9. a butterfly plate.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a butt-clamping butterfly valve convenient for installation and fixation comprises a valve body 1 and a butterfly plate 9, wherein valve rings 2 are arranged on two sides of the valve body 1, the valve body 1 is a cylindrical channel, the width of the valve body 1 is matched with the diameter of the butterfly plate 9, a coating with a protection effect is sprayed on the surface of the valve body 1, the valve body 1 can be effectively protected, the corrosion of conveyed liquid is avoided, the service life of the butterfly valve is influenced, a clamping groove 3 is formed in the side surface of the valve ring 2, steel balls 4 are arranged inside the clamping groove 3, the clamping groove 3 is of a circular structure, the clamping grooves 3 are distributed on the surface of the valve ring 2 in an annular array mode, the size of each clamping groove 3 is matched with the size of each steel ball 4, the firmness of each steel ball 4 and each clamping groove 3 is guaranteed, the steel balls 4 are prevented from falling off, the integrity of the butterfly valve is influenced, the stability of installation is also influenced, the steel balls 4 and the clamping grooves 3 are of a clamping structure, and a small part of each steel ball 4 is exposed out of each clamping groove 3, and the quantity of the steel balls 4 corresponds to the quantity of the clamping grooves 3, when the bolt of the butterfly valve is screwed, the steel balls 4 effectively prevent the pipeline from contacting with the valve ring 2, and the elastic action of the sealing ring 7 is utilized to well seal the gap between the valve ring 2 and the pipeline without influencing the use of the butterfly valve, meanwhile, the surface of the valve ring 2 is provided with the positioning seat 5, the positioning seat 5 is connected with the valve ring 2 in a welding way, and the positioning seat 5 is symmetrically arranged relative to the valve rod 8, so that the stability during installation is increased, the deviation of the butterfly valve during installation is effectively avoided, the operation is simple and the installation and the use of workers are facilitated, the surface of the positioning seat 5 is provided with the screw hole 6, the sealing ring 7 is arranged inside the valve body 1, the valve rod 8 is arranged inside the valve body 1, the surface of the valve rod 8 is provided with the butterfly plate 9, the edge of the butterfly plate 9 is provided with the sealing ring 7, and the center of the butterfly plate 9 is coincided with the center of the valve body 1, and the butterfly plate 9 is a round plate with thick middle and thin edge, so that the firmness of the butterfly plate 9 is improved, and the butterfly plate 9 is prevented from being broken under the corrosion of the conveyed liquid for a long time in the use process.

The working principle is as follows: when using this be convenient for install fixed wafer formula butterfly valve, at first select the butterfly valve that the size is suitable, then put into the position that needs the installation with the butterfly valve, carry out the centering with the pipeline, let the locating hole of pipeline and the screw 6 alignment of butterfly valve, then twist the bolt, let steel ball 4 paste with the pipeline mutually, prevent to cause the injury to valve collar 2, then under the elastic action of sealing washer 7, space between pipeline and the butterfly valve blocks, prevent to reveal, then rotary valve rod 8, drive butterfly plate 9 and rotate, can control inside rivers, need not to rotate the adjustment to butterfly plate 9 in the installation simultaneously, effectively reduce the installation of butterfly valve, it is fixed to be favorable to the installation of butterfly valve.

To thereby carry out a series of tasks, the contents of which are not described in detail in the present specification are prior art well known to those skilled in the art.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a wafer formula butterfly valve convenient to installation is fixed, includes valve body (1) and butterfly plate (9), its characterized in that:

the novel valve is characterized in that valve rings (2) are arranged on two sides of the valve body (1), clamping grooves (3) are formed in the side faces of the valve rings (2), steel balls (4) are arranged inside the clamping grooves (3), positioning seats (5) are arranged on the surface of the valve rings (2), screw holes (6) are formed in the surfaces of the positioning seats (5), sealing rings (7) are arranged inside the valve body (1), valve rods (8) are arranged inside the valve body (1), and butterfly plates (9) are arranged on the surfaces of the valve rods (8).

2. The butterfly valve of claim 1, wherein the butterfly valve comprises: the butterfly valve is characterized in that the valve body (1) is a cylindrical channel, the width of the valve body (1) is matched with the diameter of the butterfly plate (9), and a coating with a protection effect is sprayed on the surface of the valve body (1).

3. The wafer-type butterfly valve convenient to install and fix of claim 1, wherein: the clamping grooves (3) are of circular structures, the clamping grooves (3) are distributed on the surface of the valve ring (2) in an annular array mode, and the size of each clamping groove (3) is matched with that of the steel ball (4).

4. The wafer-type butterfly valve convenient to install and fix of claim 1, wherein: the steel balls (4) and the clamping grooves (3) are of clamping structures, a small part of the steel balls (4) are exposed out of the clamping grooves (3), and the number of the steel balls (4) corresponds to the number of the clamping grooves (3).

5. The butterfly valve of claim 1, wherein the butterfly valve comprises: the positioning seat (5) is connected with the valve ring (2) in a welding mode, and the positioning seat (5) is symmetrically arranged relative to the valve rod (8).

6. The wafer-type butterfly valve convenient to install and fix of claim 1, wherein: the edge of the butterfly plate (9) is provided with a sealing ring (7), the center of the butterfly plate (9) is overlapped with the center of the valve body (1), and the butterfly plate (9) is of a cylindrical structure with thick middle part and thin edge.