CN209800777U - Ball valve with good sealing performance - Google Patents

Abstract

The utility model discloses a ball valve with good sealing performance, which comprises a valve body, wherein a circular groove block is arranged in the middle of the interior of the valve body and at the lower end, a small-sized bearing is arranged at the bottom end of the interior of the circular groove block, a ball body is arranged in the middle of the interior of the valve body, a circular diversion port is arranged on the ball body, and a plurality of sealing ring grooves are respectively arranged at the upper end and the lower end between the valve body and the ball body, the utility model is a ball valve with good sealing performance, the following improvements are made for the defects in the prior art, by arranging a novel ball valve with good sealing performance, a plurality of sealing ring grooves are uniformly arranged at the upper end and the lower end of the connecting gap between the valve body and the ball body at equal intervals, a plurality of sealing rubber bodies are arranged at the upper end and the lower end of the ball body corresponding to the sealing ring grooves, when, thereby play sealed effect, thereby prevent that water from overflowing the ball valve outside through the rotatory gap between spheroid and the valve body.

Description

Ball valve with good sealing performance

Technical Field

The utility model relates to a sealed ball valve device, in particular to ball valve that leakproofness is good belongs to valve technical field.

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 valve, electronic ball valve, manual ball valve, but among the prior art, the inside seal structure of ball valve is single, so can leave the gap owing to need rotate between valve body and the spheroid, and current ball valve is sealed all to adopt a sealing ring in rotation handle department, often can lead to because the leakproofness leads to water to be when passing through inadequately, and water can spill over from rotating the spanner to the influence is used.

SUMMERY OF THE UTILITY MODEL

The utility model provides a ball valve that leakproofness is good for solve the problem of proposing among the background art.

In order to solve the technical problem, the utility model provides a following technical scheme:

The utility model relates to a ball valve with good sealing performance, which comprises a valve body, wherein a circular groove block is arranged at the middle and the lower end inside the valve body, a small bearing is arranged at the bottom end inside the circular groove block, a ball body is arranged at the middle inside the valve body, a circular diversion port is arranged on the ball body, a plurality of sealing ring grooves are arranged at the upper end and the lower end between the valve body and the ball body, a plurality of sealing rubber bodies are uniformly arranged at the upper end and the lower end of the ball body at equal distances, the sealing rubber bodies correspond to the sealing ring grooves in position, a rotating connecting block is fixedly connected at the lower end of the ball body, the rotating connecting block is rotatably connected with the small bearing, a rotating base is fixedly connected at the top end outside the valve body, a rotating straight rod is rotatably connected at the middle of the rotating base, the lower end of the, the rotary handle disc is fixedly connected to the top end of the rotary straight rod, water passing ports are formed in the valve body and located at two ends of the ball body, and connecting bases are connected to two ends of the valve body.

As an optimized technical scheme of the utility model, the notch diameter in sealing rubber body and seal ring groove is unanimous.

As an optimized technical scheme of the utility model, all spout anticorrosive paint on valve body and the spheroid.

As an optimal technical scheme of the utility model, be equipped with anti-skidding spiral line on rotating the hand dish.

As an optimal technical scheme of the utility model, connection base and valve body both ends are for dismantling the connection.

The utility model discloses the beneficial effect who reaches is: the utility model relates to a ball valve that leakproofness is good, not enough department among the prior art, make following several point improvements, through setting up the ball valve that a neotype leakproofness is good, wherein evenly be provided with a plurality of seal ring groove through the equal equidistance in valve body and spheroid joint gap department from top to bottom both ends department, and be provided with a plurality of sealing rubber body corresponding to seal ring groove department on the upper and lower both ends of spheroid, sealing rubber can realize sealing ring inslot while rotatory removal when the spheroid rotates, can not influence the spheroid rotation of structure body, thereby play sealed effect, thereby it overflows the ball valve outside to prevent that water from can overflowing through the rotation gap between spheroid and the valve body.

drawings

the accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is an enlarged schematic view of the position a of the present invention.

In the figure: 1. a valve body; 2. a circular groove block; 3. a miniature bearing; 4. rotating the connecting block; 5. a sealing rubber body; 6. a seal ring groove; 7. a sphere; 8. a circular flow guide opening; 9. a water inlet; 10. sealing the rubber ring; 11. rotating the straight rod; 12. rotating the base; 13. rotating the hand disc; 14. a base is connected.

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, a person skilled in the art can make all other embodiments obtained on the premise of creative work, and all the embodiments belong to the protection scope of the present invention.

Example (b): as shown in figure 1-2, a ball valve with good sealing performance comprises a valve body 1, a circular groove block 2 is arranged in the middle of the inside of the valve body 1 and at the lower end, a small bearing 3 is arranged at the bottom end of the inside of the circular groove block 2 and can enable the ball body to rotate to adjust the position of a circular diversion port, a ball body 7 is arranged in the middle of the inside of the valve body 1, a circular diversion port 8 is arranged on the ball body 7 and enables water flow to pass through, a plurality of sealing ring grooves 6 are arranged at the upper end and the lower end between the valve body 1 and the ball body 7, a plurality of sealing rubber bodies 5 are uniformly arranged at the upper end and the lower end of the ball body 7 at equal intervals and the sealing rubber bodies 5 correspond to the positions of the sealing ring grooves 6 to prevent the water flow from passing through a rotating gap between the ball body 7 and the valve body 1, a rotating connecting block 4 is fixedly connected to the lower, the lower end of the rotating straight rod 11 is fixedly connected with the sphere 7, a sealing rubber ring 10 is arranged on the rotating straight rod 11 and between the sphere 7 and the rotating base 12 to prevent water from overflowing, a rotating handwheel 13 is fixedly connected to the top end of the rotating straight rod 11, water passing ports 9 are arranged in the valve body 1 and at two ends of the sphere 7, and connecting bases 14 are connected to two ends of the valve body 1.

The notch diameter of the sealing rubber body 5 and the sealing ring groove 6 is consistent, the sealing performance is improved, water flow is prevented from passing through, anticorrosive paint is sprayed on the valve body 1 and the ball body 7, corrosion rusting after the water flow passes through the valve body after a long period is prevented, anti-skidding spiral lines are arranged on the rotating hand disc 13, the friction force between the valve body and the palm is more stable when the friction force is rotated, the connecting base 14 and the valve body 1 are detachably connected, and different connecting bases 14 can be selected to be connected when different connecting water pipes are faced.

In particular to a ball valve with good sealing performance, when in use, a hand holds a rotating hand disc 13 and rotates clockwise, at the same time, a ball body 7 fixedly connected with a rotating straight rod 11 rotates, and simultaneously a sealing rubber body 5 slides in a sealing ring groove 6, when the circular diversion port 8 on the ball body 7 and the valve body 1 are in the same horizontal line, the valve is in an open state, water flow can pass through the circular diversion port 8 from the water through port 9 at one end of the valve body 1 to enter the water through port 9 at the other end of the valve body 1, when the valve is closed, the ball body 7 only needs to be rotated anticlockwise, meanwhile, the sealing rubber body 5 can also slide in the sealing ring groove 6, and the circular diversion port 8 and the valve body 1 are in a vertical state, namely a closed state, and no matter in the closed state or an open state, the sealing ring groove 6 and the sealing rubber body 5 can resist water flow to penetrate through gaps to overflow the outside of the valve body 1.

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 (5)

1. The utility model provides a ball valve that leakproofness is good which characterized in that: comprises a valve body (1), a round groove block (2) is arranged in the middle of the inside of the valve body (1) and at the lower end, a small bearing (3) is arranged at the bottom end of the inside of the round groove block (2), a ball body (7) is arranged in the middle of the inside of the valve body (1), a round diversion port (8) is arranged on the ball body (7), a plurality of sealing ring grooves (6) are arranged at the upper end and the lower end between the valve body (1) and the ball body (7), a plurality of sealing rubber bodies (5) are uniformly arranged at the upper end and the lower end of the ball body (7) at equal intervals, the sealing rubber bodies (5) correspond to the sealing ring grooves (6), a rotating connecting block (4) is fixedly connected at the lower end of the ball body (7), the rotating connecting block (4) is rotatably connected with the small bearing (3), a rotating base (12) is fixedly connected at the top end of the outside of, rotate straight-bar (11) lower extreme and spheroid (7) fixed connection, just it is equipped with sealing rubber ring (10) to rotate on straight-bar (11) and be located between spheroid (7) and rotating base (12), it rotates hand dish (13) to rotate straight-bar (11) top fixedly connected with, inside and being located spheroid (7) both ends of valve body (1) all is equipped with water through hole (9), valve body (1) both ends all are connected with connection base (14).

2. A ball valve with good sealing performance according to claim 1, characterized in that the diameters of the sealing rubber body (5) and the sealing ring groove (6) are the same.

3. The ball valve with good sealing performance as claimed in claim 1, wherein: and the valve body (1) and the ball body (7) are both sprayed with anticorrosive paint.

4. The ball valve with good sealing performance as claimed in claim 1, wherein: the rotating hand disc (13) is provided with anti-skid spiral grains.

5. The ball valve with good sealing performance as claimed in claim 1, wherein: the connecting base (14) is detachably connected with the two ends of the valve body (1).