CN212338274U

CN212338274U - Three-way ball valve

Info

Publication number: CN212338274U
Application number: CN202020612232.3U
Authority: CN
Inventors: 于田; 魏宏阳; 王增倍
Original assignee: Zhengzhou Zhongte Valve Co ltd
Current assignee: Zhengzhou Zhongte Valve Co ltd
Priority date: 2020-04-22
Filing date: 2020-04-22
Publication date: 2021-01-12
Anticipated expiration: 2030-04-22

Abstract

The utility model provides a three-way ball valve relates to the ball valve field, including valve body and the disk seat of setting in the valve body, be provided with the sealing washer on the disk seat, be provided with the spheroid in the disk seat. The utility model discloses in, through setting up first O type circle, second O type circle, the sealing washer makes its sealed effect better, through setting up filler and gland packing, be favorable to the ball valve sealed effectual, through setting up spring and steel ball, be favorable to the ball valve sealed effectual, the during operation leans on the rotary valve love to make the valve unblocked or be blocked, the ball valve switch is light, small, can make very big bore, it is sealed reliable, moreover, the steam generator is simple in structure, easy maintenance, sealed face and sphere are often in the closure state, be difficult for by the medium erosion, obtain extensive application in each trade, the tee bend ball valve can be used for the reposition of redundant personnel of flow path, the mixed flow, switching-over and three-channel are opened completely.

Description

Three-way ball valve

Technical Field

The utility model relates to a ball valve field especially relates to a tee bend ball valve.

Background

The three-way ball valve is a novel ball valve type, has some advantages unique to the structure of the three-way ball valve, and is widely suitable for working conditions of strict cutting-off requirements of petroleum, chemical engineering, urban water supply and drainage and the like. The three-way ball valve works on the principle that a valve is controlled by a rotary valve core to cut off, distribute and change the flow direction of a medium. The ball valve switch is light, small in size, reliable in sealing, simple in structure and convenient to maintain, can be made into a large-caliber ball valve, a sealing surface and a spherical surface are always in a closed state, and are not easily eroded by a medium, so that the ball valve switch is widely applied to various industries.

But the existing ball valve has poor sealing performance.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a three-way ball valve to solve above-mentioned technical problem.

The utility model discloses a solve above-mentioned technical problem, adopt following technical scheme to realize: the utility model provides a three-way ball valve, includes the valve body and sets up the disk seat in the valve body, be provided with the sealing washer on the disk seat, be provided with the spheroid in the disk seat, and the spheroid is located the center department of valve body, be provided with the valve rod in the valve body, the bottom and the spheroid fixed connection of valve rod, the top of valve body is connected with the valve gap through stud and nut, spheroidal below still is provided with the fixed axle, and fixed axle fixed mounting is in the valve body, be equipped with the valve barrel between the inner wall of valve rod and valve body, the valve rod passes the valve barrel center, just the valve rod with be equipped with the filler between the valve barrel the top of filler is equipped with the filler lid through interior hex bolts, the valve barrel with be equipped with first.

Preferably, a spring and a steel ball are arranged between the valve seat and the valve body.

Preferably, the top of valve body is equipped with the spacer, the top of valve body still is provided with the handle, the top of valve rod stretches out the valve body and is connected with the handle, be equipped with the locating hole on the rake of spacer, be equipped with on the handle with locating hole matched with position locking hole.

Preferably, the valve body is further provided with a second O-shaped ring through a locking nut, a compression nut and a steel gasket.

Preferably, a gasket is arranged between the valve cover and the valve body.

The utility model has the advantages that:

the utility model discloses in, through setting up first O type circle, second O type circle, the sealing washer makes its sealed effect better, through setting up filler and gland packing, be favorable to the ball valve sealed effectual, through setting up spring and steel ball, be favorable to the ball valve sealed effectual, the during operation leans on the rotary valve love to make the valve unblocked or be blocked, the ball valve switch is light, small, can make very big bore, it is sealed reliable, moreover, the steam generator is simple in structure, easy maintenance, sealed face and sphere are often in the closure state, be difficult for by the medium erosion, obtain extensive application in each trade, the tee bend ball valve can be used for the reposition of redundant personnel of flow path, the mixed flow, switching-over and three-channel are opened completely.

Drawings

Fig. 1 is a schematic structural view of a three-way ball valve of the present invention;

reference numerals: 1-a valve body; 2, fixing a shaft; 3-a sphere; 4-sealing ring; 5-valve seat; 6-locking the nut; 7-a compression nut; 8-a steel pad; 9-a second O-ring; 10-a valve stem; 11-a gasket; 12-a spring; 13-steel ball; 14-a stud; 15-a nut; 16-a valve housing; 17-a first O-ring; 18-a valve cover; 19-a filler; 20-a filler cap; 21-socket head cap screw; 22-a positioning sheet; 23-handle.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

Example 1

As shown in fig. 1, a three-way ball valve comprises a valve body 1 and a valve seat 5 arranged in the valve body 1, wherein a sealing ring 4 is arranged on the valve seat 5, a ball 3 is arranged in the valve seat 5, the ball 3 is located at the center of the valve body 1, a valve rod 10 is arranged in the valve body 1, the bottom end of the valve rod 10 is fixedly connected with the ball 3, the top of the valve body 1 is connected with a valve cover 18 through a stud 14 and a nut 15, a fixing shaft 2 is further arranged below the ball 3, the fixing shaft 2 is fixedly arranged in the valve body 1, a valve sleeve 16 is arranged between the valve rod 10 and the inner wall of the valve body 1, the valve rod 10 penetrates through the center of the valve sleeve 16, a filler 19 is arranged between the valve rod 10 and the valve sleeve 16, a filler cover 20 is arranged at the top end of the.

A spring 12 and a steel ball 13 are arranged between the valve seat 5 and the valve body 1.

The top of valve body 1 is equipped with spacer 22, and the top of valve body 1 still is provided with handle 23, and the top of valve rod 10 stretches out valve body 1 and is connected with handle 23, is equipped with the locating hole on the slope of spacer 22, is equipped with the lock position hole with locating hole matched with on the handle 23.

And a second O-shaped ring 9 is also arranged on the valve body 1 through a locking nut 6, a compression nut 7 and a steel gasket 8.

A gasket 11 is provided between the bonnet 18 and the valve body 1.

The three-way ball valve has the advantages that the sealing effect is better by arranging the first O-shaped ring 17, the second O-shaped ring 9 and the sealing ring 4, the ball valve is favorable for good sealing effect by arranging the packing 19 and the packing cover 20, the ball valve is favorable for good sealing effect by arranging the spring 12 and the steel ball 13, the valve is smooth or blocked by the rotary valve during working, the ball valve is light and convenient to open and close, the size is small, the three-way ball valve can be made into a large caliber, the sealing is reliable, the structure is simple, the maintenance is convenient, the sealing surface and the spherical surface are always in a closed state and are not easy to erode by media, the three-way ball valve is widely applied in various industries, and the three-way.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a three-way ball valve, includes valve body (1) and disk seat (5) of setting in valve body (1), its characterized in that: the ball valve is characterized in that a sealing ring (4) is arranged on the valve seat (5), a ball body (3) is arranged in the valve seat (5), the ball body (3) is located at the center of the valve body (1), a valve rod (10) is arranged in the valve body (1), the bottom end of the valve rod (10) is fixedly connected with the ball body (3), the top of the valve body (1) is connected with a valve cover (18) through a stud (14) and a nut (15), a fixing shaft (2) is further arranged below the ball body (3), the fixing shaft (2) is fixedly arranged in the valve body (1), a valve sleeve (16) is arranged between the valve rod (10) and the inner wall of the valve body (1), the valve rod (10) penetrates through the center of the valve sleeve (16), a filler (19) is arranged between the valve rod (10) and the valve sleeve (16), and a filler cover (20) is arranged at the top end of the, a first O-shaped ring (17) is arranged between the valve sleeve (16) and the inner wall of the valve body (1).

2. The three-way ball valve of claim 1, wherein: and a spring (12) and a steel ball (13) are arranged between the valve seat (5) and the valve body (1).

3. The three-way ball valve of claim 1, wherein: the top of valve body (1) is equipped with spacer (22), the top of valve body (1) still is provided with handle (23), the top of valve rod (10) is stretched out valve body (1) and is connected with handle (23), be equipped with the locating hole on the rake of spacer (22), be equipped with on handle (23) with locating hole matched with lock position hole.

4. The three-way ball valve of claim 1, wherein: and a second O-shaped ring (9) is further arranged on the valve body (1) through a locking nut (6), a compression nut (7) and a steel gasket (8).

5. The three-way ball valve of claim 1, wherein: a gasket (11) is arranged between the valve cover (18) and the valve body (1).