CN214331633U

CN214331633U - Take bisection ball valve of angle

Info

Publication number: CN214331633U
Application number: CN202023344892.7U
Authority: CN
Inventors: 吴志强; 李芳�; 孙日霖; 杨明明; 胡欣苗; 朱为杰
Original assignee: WUZHOU VALVE CO LTD
Current assignee: WUZHOU VALVE CO LTD
Priority date: 2020-12-31
Filing date: 2020-12-31
Publication date: 2021-10-01
Anticipated expiration: 2030-12-31

Abstract

The utility model discloses a take bisection ball valve of angle relates to ball valve technical field, including the main valve body, side valve body, valve gap, bottom and integration club, the main valve body passes through double-screw bolt and nut rigid coupling with the side valve body, the integration club rotates to be connected in the main valve body and the connecting piece that the side valve body is connected and is formed, connecting piece one end sealing connection has the valve gap, and other end sealing connection has the bottom, both ends all are equipped with integration club complex step in the connecting piece, the junction of the main valve body and the side valve body staggers with the valve gap sealing connection department of integration club. Has the following beneficial effects: (1) the structure and the performance are stable. (2) The valve body is thoroughly separated from the valve rod seal, and the sealing effect is excellent. (3) The blowout prevention effect is more stable and is not easy to lose efficacy. (4) The valve has excellent opening and closing performance and long service life.

Description

Take bisection ball valve of angle

Technical Field

The utility model relates to a ball valve technical field, concretely relates to take bisection ball valve of angle.

Background

The ball valve is a valve with an opening and closing part driven by a valve rod and rotating 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 traditional ball valve body is halved along the right center of the valve rod, and the valve rod is prevented from blowing through a valve cover or other parts. The main defects are as follows: the valve body seal and the valve rod seal have staggered points, leakage is easy to cause, and the valve rod blowout prevention is easy to lose effectiveness, so that safety accidents are caused.

SUMMERY OF THE UTILITY MODEL

1. Technical problem to be solved by the utility model

Have the staggered point to above valve body seal and valve rod seal, arouse easily to leak to the valve rod prevents to blow off the technical problem that loses efficacy easily, the utility model provides a take the bisection ball valve of angle, it adopts the bisection mode that has certain contained angle with the valve rod center, and valve body and valve rod seal thoroughly separate, have prolonged life. The valve rod is prevented from blowing out and is prevented from blowing out by adopting the mode of the valve body step, and the anti-blowing-out effect is more stable and is not easy to lose efficacy.

2. Technical scheme

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

the bisection ball valve with the angle comprises a main valve body, a side valve body, a valve cover, a bottom cover and an integrated ball rod, wherein the main valve body and the side valve body are fixedly connected through a stud and a nut, the integrated ball rod is rotatably connected into a connecting piece formed by connecting the main valve body and the side valve body, one end of the connecting piece is connected with the valve cover in a sealing mode, the other end of the connecting piece is connected with the bottom cover in a sealing mode, steps matched with the integrated ball rod are arranged at two ends in the connecting piece, and the joint of the main valve body and the side valve body is staggered with the sealing connection position of the valve cover of the integrated ball rod. The main valve body and the side valve body are connected to form a valve body in the traditional sense, and are provided with a medium inlet and a medium outlet. The integrated ball rod integrates the valve rod and the spherical valve core, effectively avoids accumulation of particles at the joint of the ball body and the valve rod, and prolongs the service life. The valve cover and the bottom cover are of a sealing structure, so that external sundries are prevented from entering the valve. The main valve body and the side valve body are connected in a bisection mode with a certain included angle with the center of the integrated ball rod, the valve body and the valve rod are thoroughly separated in a sealing mode, the problems of structural conflict and poor sealing are avoided, and the service life is prolonged. The mode that adopts the valve body step to prevent blowing out is prevented blowing out by the valve rod, has solved split type ball valve rod and has prevented blowing out the problem that easily became invalid through preventing with the valve gap, prevents blowing the performance more stable.

Optionally, a valve seat assembly is arranged at a valve port of a connecting piece of the main valve body and the side valve body, and a sealing surface is arranged between the valve seat assembly and the integrated ball rod. The curved surface of the valve seat assembly on the sealing surface is matched with the curved surface of the integrated ball rod in shape.

Optionally, one end of the valve cover of the side valve body is connected with a connecting disc. The connecting disc is used for connecting other parts such as pipelines and the like.

Optionally, the connecting disc and the valve cover are connected to the side valve body through an elastic cylindrical pin.

Optionally, a filler is arranged below the connecting disc. The filler is used for improving the sealing performance at the connecting disc and the valve cover.

Optionally, a sealing structure is arranged between the valve cover and the integrated ball rod, and the sealing structure is a double-layer O-shaped ring. The double-layer O-shaped ring can improve the sealing performance of the valve cover.

Optionally, a thrust pad is arranged below the valve cover. The thrust pad can limit the integrated ball rod and prevent the ball rod from being dislocated.

Optionally, a sealing gasket is arranged between the valve cover and the side valve body. The sealing gasket can improve the sealing performance at the valve cover.

Optionally, a bushing and a friction pad are arranged at the joint of the bottom cover and the integrated ball rod. The bush and the friction pad can reduce abrasion, and the service life of the bottom cover and the integrated ball rod is prolonged.

Optionally, the bottom cover is fixedly connected with the main valve body through screws. The screw is fixedly connected, so that the assembly and disassembly are convenient, the connection is firm, and the cost is low.

3. Advantageous effects

Adopt the technical scheme provided by the utility model, compare with prior art, have following beneficial effect:

(1) the halving ball valve with the angle provided by the embodiment of the application has stable structure and performance.

(2) The split ball valve with the angle provided by the embodiment of the application has the advantages that the valve body is thoroughly separated from the valve rod in a sealing mode, and the sealing effect is excellent.

(3) The utility model provides a take bisection ball valve of angle prevents blowing off the effect and is more stable difficult inefficacy.

(4) The halving ball valve of taking angle that this application embodiment provided, the valve is opened and close the performance outstanding, long service life.

Drawings

Fig. 1 is a schematic structural view of a halving ball valve with an angle according to an embodiment of the present invention;

fig. 2 is a cross-sectional view of an angled bisection ball valve according to an embodiment of the present invention;

fig. 3 is a partial cross-sectional view of a halved ball valve with an angle according to an embodiment of the present invention.

1a, a main valve body; 1b, a side valve body; 2a, a valve cover; 2b, a bottom cover; 3b, an integrated ball rod; 4. a valve seat assembly; 6d, filling; 7. a connecting disc; 8b, a bushing; 12b, a gasket; 13a, a stud; 13b, a nut; 19c, screws; 20a, an O-shaped ring; 21a, a thrust pad; 21b, a friction pad; 22d, elastic cylindrical pins.

Detailed Description

For a further understanding of the present invention, reference will be made to the following detailed description taken in conjunction with the accompanying drawings and examples.

The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and are not limiting of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings. The utility model discloses in words such as first, second, be for the description the utility model discloses a technical scheme is convenient and set up, and does not have specific limiting action, is general finger, right the technical scheme of the utility model does not constitute limiting action. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. Unless expressly stated or limited otherwise, the terms "mounted," "connected," and "connected" are intended to be inclusive and mean, for example, that they may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. The technical solutions in the same embodiment and between the technical solutions in different embodiments can be arranged and combined to form a new technical solution without contradiction or conflict, which is all within the scope of the present invention.

Examples

With the combination of the attached drawings 1-3, the bisection ball valve with the angle comprises a main valve body 1a, a side valve body 1b, a valve cover 2a, a bottom cover 2b and an integrated ball rod 3b, wherein the valve rod and the spherical valve core are integrated by the integrated ball rod 3b, particles at the joint of the ball body and the valve rod are effectively prevented from being accumulated, and the service life is prolonged. The integrated ball rod 3b is installed in the connecting body of the main valve body 1a and the side valve body 1b when being installed, and is installed from the inside, so that the structural stability of the valve can be improved to a certain degree.

The utility model discloses a split type ball valve, including main valve body 1a, side valve body 1b, integrated club 3b, connecting piece, valve body 2a, other end sealing connection have bottom 2b, main valve body 1a and side valve body 1b are connected in the connecting piece that forms through double-screw bolt 13a and nut 13b rigid coupling, integrated club 3b rotates to be connected in main valve body 1a and side valve body 1b are connected, connecting piece one end sealing connection has valve gap 2a, other end sealing connection has bottom 2b, both ends all are equipped with in the connecting piece with integrated club 3b complex step, the valve rod prevents to blow out the mode that adopts the valve body step and prevents blowing, has solved split type ball valve rod and has prevented through preventing with valve gap 2a and blow out the problem that easily became invalid, prevents blowing the performance more stable.

The joint of the main valve body 1a and the side valve body 1b is staggered with the sealing joint of the valve cover 2a of the integrated ball rod 3 b. The main valve body 1a and the side valve body 1b are connected in a bisection mode with a certain included angle with the center of the integrated ball rod 3b, the valve body and the valve rod are thoroughly sealed and separated, the problems of structural conflict and poor sealing are avoided, and the service life is prolonged.

The main valve body 1a and the side valve body 1b are connected to form a valve body in the conventional sense, which is provided with a medium inlet and a medium outlet. The valve cover 2a and the bottom cover 2b are sealed structures, so that external impurities are prevented from entering the valve. A valve seat assembly 4 is arranged at the valve port of the connecting piece of the main valve body 1a and the side valve body 1b, and a sealing surface is arranged between the valve seat assembly 4 and the integrated ball rod 3 b. The curved surface of the valve seat assembly 4 on the sealing surface is matched with the curved surface of the integrated ball rod 3b in shape. One end of the valve cover 2a of the side valve body 1b is connected with a connecting disc 7. The connecting plate 7 is used for connecting other parts such as pipes. The connecting disc 7 and the bonnet 2a are connected to the side valve body 1b by an elastic cylindrical pin 22 d. And a filler 6d is arranged below the connecting disc 7. The packing 6d is used to improve the sealing performance at the connection disc 7 and the bonnet 2 a. And a sealing structure is arranged between the valve cover 2a and the integrated ball rod 3b, and the sealing structure is a double-layer O-shaped ring 20 a. The double O-ring 20a may improve sealing performance at the valve cap 2 a. A thrust pad 21a is arranged below the valve cover 2 a. The thrust pad 21a can limit the position of the integrated ball rod 3b and prevent the position from being lost. A sealing gasket 12b is arranged between the valve cover 2a and the side valve body 1 b. The packing 12b can improve the sealing performance at the bonnet 2 a. A bush 8b and a friction pad 21b are arranged at the joint of the bottom cover 2b and the integrated cue 3 b. The bush 8b and the friction pad 21b can reduce wear and improve the life of the bottom cover 2b and the integrated cue 3 b. The bottom cover 2b is fixedly connected with the main valve body 1a through a screw 19 c. The screw 19c is fixedly connected, so that the disassembly and the assembly are convenient, the connection is firm, and the cost is low. Sealing members such as O-rings 20a are also provided between the valve seat and the main valve body 1a and the side valve body 1b to improve the sealing effect. And an elastic structure is arranged between the valve seat and the main valve body 1a and between the valve seat and the side valve body 1b to ensure that the valve seat and the integrated ball rod 3b are kept jointed, so that the sealing performance of the valve when the valve is closed is improved.

The working principle is as follows: the medium enters from the inlet of the valve, the motor or other driving mechanisms drive the integrated ball rod 3b to rotate, and the valve core part of the integrated ball rod 3b is in the shape of the traditional ball valve core, so that the opening and closing of the valve are realized, and the purpose of controlling the medium flow is achieved.

The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.

Claims

1. The bisection ball valve with the angle is characterized by comprising a main valve body, a side valve body, a valve cover, a bottom cover and an integrated ball rod, wherein the main valve body and the side valve body are fixedly connected through a stud and a nut, the integrated ball rod is rotatably connected into a connecting piece formed by connecting the main valve body and the side valve body, one end of the connecting piece is connected with the valve cover in a sealing mode, the other end of the connecting piece is connected with the bottom cover in a sealing mode, steps matched with the integrated ball rod are arranged at two ends in the connecting piece, and the joint of the main valve body and the side valve body is staggered with the sealing connection of the valve cover of the integrated ball rod.

2. The pair of angled ball valves according to claim 1, wherein a valve seat assembly is provided at the valve port of the connecting member of the main valve body and the side valve body, and a sealing surface is provided between the valve seat assembly and the integrated ball rod.

3. The pair of angular ball valves according to claim 1, wherein a connection disc is connected to one end of the valve cover of the side valve body.

4. The angle split ball valve as claimed in claim 3, wherein the connecting disc and the cover are connected to the side valve body by a resilient cylindrical pin.

5. The pair of angled ball valves according to claim 3, wherein a packing is provided below the connection disc.

6. The pair of angled ball valves according to claim 1, wherein a sealing structure is provided between the valve cover and the integrated ball rod, and the sealing structure is a double-layer O-ring.

7. The split ball valve with angle according to claim 1, wherein a thrust pad is arranged below the valve cover.

8. The split ball valve with angle according to claim 1, wherein a sealing gasket is provided between the valve cover and the side valve body.

9. The split ball valve with an angle according to any one of claims 1 to 8, wherein a joint of the bottom cover and the integrated ball rod is provided with a bushing and a friction pad.

10. The split ball valve with an angle according to any one of claims 1 to 8, wherein the bottom cover is fixedly connected with the main valve body by a screw.