CN212004372U

CN212004372U - Ball valve

Info

Publication number: CN212004372U
Application number: CN202020746911.XU
Authority: CN
Inventors: 池海
Original assignee: Yongjia Ristar Valve Co ltd
Current assignee: Yongjia Ristar Valve Co ltd
Priority date: 2020-05-08
Filing date: 2020-05-08
Publication date: 2020-11-24
Anticipated expiration: 2030-05-08

Abstract

The utility model relates to a ball valve, including the valve body and be used for the executor of control valve body, the valve body includes fixed connection's first valve body and second valve body, first valve body is bowl form, be equipped with the opening and closing piece in the first valve body, the both sides of first valve body are equipped with first connecting portion respectively and are used for the second connecting portion with the pipe connection, the both sides of second valve body are equipped with respectively and are used for with first connecting portion complex third connecting portion and be used for with the fourth connecting portion of pipe connection, the fluid passageway of intercommunication is equipped with in first valve body and the second valve body, the cooperation department of first connecting portion third connecting portion all is equipped with first sealing washer, first sealing washer is located bellied inboard, be equipped with the valve rod between first valve body and the executor, the cooperation department of valve rod and first valve body is equipped with sealing mechanism to a simple structure is provided, Ball valve convenient to installation, leakproofness are high.

Description

Ball valve

Technical Field

The utility model relates to a ball valve technical field, in particular to ball valve.

Background

The ball valve, the opening and closing piece (ball) is driven by the valve rod and rotates around the axis of the ball valve. The hard seal V-shaped ball valve can also be used for regulating and controlling fluid, wherein a V-shaped ball core of the hard seal V-shaped ball valve and a metal valve seat of the build-up welding hard alloy have strong shearing force, and the hard seal V-shaped ball valve is particularly suitable for media containing fibers, tiny solid particles and the like. The multi-way ball valve can flexibly control the confluence, the diversion and the switching of the flow direction of the medium on the pipeline, and can close any channel to connect the other two channels. The valve of this type should be generally installed horizontally in the pipeline. The ball valve is divided into: pneumatic ball valves, electric ball valves, manual ball valves.

In the prior art, the connection leakproofness of valve body is not enough, leads to the valve body to leak water easily, if liquid is chemical material, causes danger easily.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims to provide a simple structure, be convenient for installation, ball valve that the leakproofness is high.

The technical scheme of the utility model is realized like this: a ball valve comprises a valve body and an actuator for controlling the valve body, wherein the valve body comprises a first valve body and a second valve body which are fixedly connected, the first valve body is in a bowl shape, an opening and closing part is arranged in the first valve body, a first connecting part and a second connecting part which is connected with a pipeline are respectively arranged at two sides of the first valve body, a third connecting part which is matched with the first connecting part and a fourth connecting part which is connected with the pipeline are respectively arranged at two sides of the second valve body, communicated fluid channels are arranged in the first valve body and the second valve body, a bulge is arranged at one side of the third connecting part, which is close to the first connecting part, a first clamping groove which is matched with the bulge is arranged at the first connecting part, first sealing rings are arranged at the matching parts of the third connecting part of the first connecting part, the first sealing rings are positioned at the inner sides of the bulge, and a valve rod is arranged between the first valve body, and a sealing mechanism is arranged at the matching position of the valve rod and the first valve body.

Through adopting the above technical scheme, the valve body includes fixed connection's first valve body and second valve body, first valve body and second valve body fixed connection, the holistic use of valve body of being convenient for, the circulation of the fluid of being convenient for simultaneously, first valve body is the bowl form, owing to be bowl dress shape be convenient for the workman carry out the gripping in the installation and be convenient for to the installation of first valve body and second valve body, the efficiency of installation has been improved greatly, does not change the footpath of inside fluid passageway simultaneously to reduced the material of production, practiced thrift manufacturing cost, be equipped with the opening and closing piece in the first valve body, the opening and closing piece is used for controlling the flow of fluid in the fluid passageway, is convenient for to opening or closing of fluid passageway, has improved the efficiency of work, the both sides of first valve body are equipped with first connecting portion respectively and are used for the second connecting portion with pipe connection, the both sides of second valve body are equipped with respectively and are used for with first connecting portion complex third connecting portion and are used for and pipe connection with the pipe connection The fourth connecting portion of, first connecting portion and third connecting portion cooperation fixed connection are convenient for the normal use of valve body, second connecting portion and fourth connecting portion are convenient for first valve body and second valve body and pipe connection, have improved the convenience and the efficiency of installation, the fluidic channel of intercommunication is equipped with in first valve body and the second valve body, the fluidic channel is convenient for the circulation of fluidic in first valve body and second valve body, one side that third connecting portion are close to first connecting portion is equipped with the arch, spacing when bellied setting up first valve body and second valve body coupling of being convenient for prevents to slide the installation of being convenient for. Meanwhile, the connection strength is greatly improved, the first connecting part is provided with a first clamping groove used for being matched with the bulge, the bulge is inserted into the first clamping groove, the first valve body and the second valve body can be prevented from shaking or moving before being installed, the matching part of the third connecting part of the first connecting part is provided with a first sealing ring, the matching parts of the two first sealing rings are mutually butted and attached, the air tightness of the connection is greatly improved, the matching air tightness of the first connecting part and the third connecting part is improved, dripping leakage is prevented, the first sealing ring is positioned at the inner side of the bulge, so that the sealing effect is convenient to play, the first sealing ring is positioned at the outer side of the fluid channel, the sealing effect is convenient to play, a valve rod is arranged between the first valve body and the actuator, the valve rod is used for controlling the opening or closing of the opening and closing piece, and a sealing mechanism is arranged at the matching part of the valve rod, the sealing mechanism is further arranged to improve the air tightness of the matching between the valve rod and the first valve body, so that the phenomenon of liquid leakage when the valve rod rotates can be prevented, and the connection air tightness is further improved.

The utility model discloses further set up to: sealing mechanism includes second sealing washer, third sealing washer and snap ring, the snap ring is located the upper end of second sealing washer and third sealing washer, the second sealing washer is located between snap ring and the third sealing washer, the upper end of first valve body is equipped with the second draw-in groove, the snap ring is located the second draw-in groove.

Through adopting above-mentioned technical scheme, sealing mechanism is snap ring, second sealing washer and third sealing washer from top to bottom in proper order, snap ring, second sealing washer and third sealing washer set up for the interval, consequently can play high-efficient sealed effect, the snap ring adopts the plastics material, has reduced manufacturing cost simultaneously, can play spacing effect, prevents that the valve rod from rocking, the snap ring can be in the second draw-in groove relative rotation.

The utility model discloses further set up to: the valve rod is fixedly connected with the clamping ring.

Through adopting above-mentioned technical scheme, consequently the snap ring can play the spacing effect of valve rod, has improved the intensity and the firmness of connection, has improved the efficiency of using, has improved the stability of work.

The utility model discloses further set up to: the side with the large diameter opening of the first valve body is fixedly connected with the first connecting part, and the side with the small diameter opening of the first valve body is fixedly connected with the second connecting part.

Through adopting above-mentioned technical scheme, consequently improved the intensity of connecting, prevent the damage of first valve body has improved the life-span of using.

The utility model discloses further set up to: the actuator and the first valve body support are provided with fixing seats, and one side of the valve rod penetrates through the fixing seats to be connected with the actuator.

Through adopting above-mentioned technical scheme, the setting of executor is convenient for the control to the valve rod, has improved the efficiency of work, the fixing base is the frame-type of rectangle, consequently is convenient for connect and assemble, has improved the efficiency of installation greatly.

The utility model discloses further set up to: and sealing rings are respectively sleeved on two sides of the opening and closing piece.

Through adopting above-mentioned technical scheme, the inboard of sealing ring is contradicted with the outside of opening and close the piece, has improved the gas tightness, can the leak protection simultaneously.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without inventive exercise.

FIG. 1 is a cross-sectional view of an embodiment of the present invention;

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the embodiment of the present invention;

fig. 3 is an enlarged view of the position B in fig. 1 according to the embodiment of the present invention.

Reference numerals: 1. a first valve body; 101. an opening and closing member; 102. a first connection portion; 103. a second connecting portion; 104. a first card slot; 105. a second card slot; 2. a second valve body; 201. a third connecting portion; 202. a fourth connecting portion; 203. a protrusion; 3. an actuator; 301. a fixed seat; 4. a first seal ring; 5. a sealing mechanism; 501. a snap ring; 502. a second seal ring; 503. a third seal ring; 6. a valve stem; 7. and (4) a sealing ring.

Detailed Description

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

As shown in fig. 1 to 3, the utility model discloses a ball valve, which comprises a valve body and an actuator 3 for controlling the valve body, wherein the valve body comprises a first valve body 1 and a second valve body 2 which are fixedly connected, the first valve body 1 and the second valve body 2 are fixedly connected, so that the whole valve body can be conveniently used, and the circulation of fluid is convenient, the first valve body 1 is bowl-shaped, and the bowl-shaped first valve body 1 is convenient for a worker to grasp during installation and the first valve body 1 and the second valve body 2 can be conveniently installed, so that the installation efficiency is greatly improved, the diameter of the internal fluid channel is not changed, the production materials are reduced, the production cost is saved, an opening and closing part 101 is arranged in the first valve body 1, the opening and closing part 101 is used for controlling the flow of the fluid in the fluid channel, so that the opening or closing of the fluid channel is convenient, the work efficiency is improved, the two sides of the first valve body 1 are respectively provided with a first connecting part 102 and a second connecting part 103 used for being connected with a pipeline, the two sides of the second valve body 2 are respectively provided with a third connecting part 201 used for being matched with the first connecting part 102 and a fourth connecting part 202 used for being connected with the pipeline, the first connecting part 102 and the third connecting part 201 are matched and fixedly connected so as to facilitate normal use of the valve body, the second connecting part 103 and the fourth connecting part 202 facilitate connection of the first valve body 1 and the second valve body 2 with the pipeline, so that the convenience and the efficiency of installation are improved, the first valve body 1 and the second valve body 2 are internally provided with communicated fluid channels, the fluid channels facilitate the circulation of fluid in the first valve body 1 and the second valve body 2, one side of the third connecting part 201 close to the first connecting part 102 is provided with a bulge 203, the arrangement of the bulge 203 facilitates the limit when the first valve body 1 and the second valve body 2 are connected, the sliding is prevented and the installation is convenient. Meanwhile, the connection strength is greatly improved, the first connection part 102 is provided with a first clamping groove 104 used for being matched with the protrusion 203, the protrusion 203 is inserted into the first clamping groove 104, the first valve body 1 and the second valve body 2 can be prevented from shaking or moving before being installed, the matching part of the third connection part 201 of the first connection part 102 is provided with the first sealing ring 4, the matching parts of the two first sealing rings 4 are mutually abutted and attached, the connection air tightness is greatly improved, the matching air tightness of the first connection part 102 and the third connection part 201 is improved, the dripping leakage is prevented, the first sealing ring 4 is positioned on the inner side of the protrusion 203, so that the sealing effect is conveniently realized, the first sealing ring 4 is positioned on the outer side of the fluid channel, the sealing effect is conveniently realized, the valve rod 6 is arranged between the first valve body 1 and the actuator 3, and the valve rod 6 is used for controlling the opening or closing of the opening and closing part 101, the cooperation department of valve rod 6 and first valve body 1 is equipped with sealing mechanism 5, sealing mechanism 5 set up further has heightened the complex gas tightness between valve rod 6 and the first valve body 1, can prevent the phenomenon of the weeping of taking place when valve rod 6 rotates, further improvement the gas tightness of connection.

Sealing mechanism 5 includes second sealing washer 502, third sealing washer 503 and snap ring 501, snap ring 501 is located second sealing washer 502 and third sealing washer 503's upper end, second sealing washer 502 is located between snap ring 501 and the third sealing washer 503, the upper end of first valve body 1 is equipped with second draw-in groove 105, snap ring 501 is located second draw-in groove 105, sealing mechanism 5 is snap ring 501, second sealing washer 502 and third sealing washer 503 from top to bottom in proper order, snap ring 501, second sealing washer 502 and third sealing washer 503 are the interval setting, consequently can play high-efficient sealed effect, snap ring 501 adopts the plastics material, and when having reduced manufacturing cost, can play spacing effect, prevent that valve rod 6 from rocking, snap ring 501 can rotate relatively in second draw-in groove 105.

Valve rod 6 and snap ring 501 fixed connection, consequently snap ring 501 can play the spacing effect of valve rod 6, has improved the intensity and the firmness of connection, has improved the efficiency of use, has improved the stability of work.

The side with the large diameter of the first valve body 1 is fixedly connected with the first connecting part 102, and the side with the small diameter is fixedly connected with the second connecting part 103, so that the connecting strength is improved, the first valve body 1 is prevented from being damaged, and the service life is prolonged.

Executor

3 and 1 support of first valve body are equipped with fixing base 301, one side of valve rod 6 is run through fixing base 301 and is connected with executor 3, the setting of executor 3 is convenient for the control to valve rod 6, has improved the efficiency of work, fixing base 301 is the frame-type of rectangle, and consequently the efficiency of installation has been improved greatly to the connection and the assembly of being convenient for.

Sealing rings 7 are respectively sleeved on two sides of the opening and closing piece 101, the inner side of each sealing ring 7 is abutted to the outer side of the opening and closing piece 101, air tightness is improved, and meanwhile leakage can be prevented.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A ball valve, includes valve body and is used for the executor of control valve body, its characterized in that: the valve body comprises a first valve body and a second valve body which are fixedly connected, the first valve body is bowl-shaped, the first valve body is internally provided with an opening and closing piece, the two sides of the first valve body are respectively provided with a first connecting part and a second connecting part for connecting with a pipeline, the two sides of the second valve body are respectively provided with a third connecting part which is matched with the first connecting part and a fourth connecting part which is connected with a pipeline, the first valve body and the second valve body are internally provided with communicated fluid channels, one side of the third connecting part close to the first connecting part is provided with a bulge, the first connecting part is provided with a first clamping groove used for matching with the bulge, the matching parts of the third connecting part of the first connecting part are provided with first sealing rings, the first sealing ring is located on the inner side of the protrusion, a valve rod is arranged between the first valve body and the actuator, and a sealing mechanism is arranged at the matching position of the valve rod and the first valve body.

2. A ball valve according to claim 1, wherein: sealing mechanism includes second sealing washer, third sealing washer and snap ring, the snap ring is located the upper end of second sealing washer and third sealing washer, the second sealing washer is located between snap ring and the third sealing washer, the upper end of first valve body is equipped with the second draw-in groove, the snap ring is located the second draw-in groove.

3. A ball valve according to claim 2, wherein: the valve rod is fixedly connected with the clamping ring.

4. A ball valve according to claim 1, wherein: the side with the large diameter opening of the first valve body is fixedly connected with the first connecting part, and the side with the small diameter opening of the first valve body is fixedly connected with the second connecting part.

5. A ball valve according to claim 1, wherein: the actuator and the first valve body support are provided with fixing seats, and one side of the valve rod penetrates through the fixing seats to be connected with the actuator.

6. A ball valve according to claim 1, wherein: and sealing rings are respectively sleeved on two sides of the opening and closing piece.