CN218267340U

CN218267340U - Integral type lining fluorine ball valve

Info

Publication number: CN218267340U
Application number: CN202222458609.6U
Authority: CN
Inventors: 吴万强
Original assignee: Fujia Valve Group Co ltd
Current assignee: Fujia Valve Group Co ltd
Priority date: 2022-09-16
Filing date: 2022-09-16
Publication date: 2023-01-10
Anticipated expiration: 2032-09-16

Abstract

The application discloses an integrated fluorine-lined ball valve, which relates to the technical field of fluorine-lined ball valves and comprises a valve body, a first flow hole and a second flow hole, wherein the valve body is provided with the first flow hole; the valve cover is arranged at the right end of the valve body, and a second flow through hole is formed in the valve cover; the right end of the valve cover is pressed against the valve seat; the ball body is rotatably arranged in the valve seat, and a third through hole is formed in the middle of the ball body; a valve rod rotatably arranged on the valve body, wherein the valve rod is fixedly arranged at the upper end of the ball body; wherein, it is rotatory the valve rod can make the spheroid is rotatory, so that first flow hole with second flow hole intercommunication or disconnection, this application not only simple to operate, the leakproofness is good, and high temperature resistant for the life of lining fluorine ball valve is longer.

Description

Integrated fluorine-lined ball valve

Technical Field

The utility model relates to a fluorine lining ball valve technical field, concretely relates to integral type fluorine lining ball valve.

Background

The ball body with the circular through hole is arranged in the fluorine-lined ball valve, the valve is opened and closed by rotating the ball body, and the valve rod and the ball body in the prior art can be separated, so that when the pressure inside the valve is changed greatly, the danger that the valve rod rushes out of the valve can occur, and the overall safety is poor.

SUMMERY OF THE UTILITY MODEL

In view of the above, the present application provides an integrated fluorine-lined ball valve to solve the above technical problems.

In order to achieve the above object, the utility model provides a following technical scheme:

an integral fluorine-lined ball valve comprising:

the valve body is provided with a first flow through hole;

the valve cover is arranged at the right end of the valve body, and a second flow through hole is formed in the valve cover;

the right end of the valve cover is pressed against the valve seat;

the ball body is rotatably arranged in the valve seat, and a third through hole is formed in the middle of the ball body;

a valve rod rotatably arranged on the valve body, wherein the valve rod is fixedly arranged at the upper end of the ball body;

wherein rotating the valve stem can rotate the ball to connect or disconnect the first and second flow holes.

Further, the ball body is rotated so that the third through-flow hole communicates the first through-flow hole and the second through-flow hole, thereby enabling the fluid to pass through the ball valve.

Further, the inner wall and both end faces of the first flow through hole are provided with liners.

Further, the inner wall and both end faces of the second flow through hole are provided with liners.

Further, the inner wall and the outer surface of the sphere are both provided with a lining.

Further, the lower end surface of the valve stem is provided with a liner.

Furthermore, the left end flange of the valve cover is connected with the right end flange of the valve body through a plurality of equal-length double-end studs and hexagon nuts.

Furthermore, a support is installed at the upper end of the valve body, and a stuffing box is installed in the support.

Furthermore, the stuffing box is sleeved at the lower end of the valve rod, and stuffing is filled between a stuffing cavity of the stuffing box and the lower section of the valve rod.

Furthermore, the lower end of the valve rod is sleeved with a packing gland, the lower end of the packing gland is pressed against the upper part of the packing, and the packing gland is connected to the support through an inner hexagonal screw.

According to the above technical solution, the utility model has the advantages that:

1. the utility model provides a spheroid and valve rod design as an organic whole have stopped the valve rod when the valve internal change is great crooked and the possibility of damage for use safe and reliable more.

2. The utility model discloses in still be equipped with the filler, can improve the leakproofness of valve, avoid revealing to it is more reliable.

3. The utility model discloses simple to operate, easy operation, the maintenance of being convenient for.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the application, and the description of the exemplary embodiments of the application are intended to be illustrative of the application and are not intended to limit the application.

Fig. 1 is a schematic structural diagram of the present application.

Fig. 2 is a partially enlarged view of fig. 1 at G.

Fig. 3 is a partial enlarged view of fig. 1 at H.

List of reference numerals: the valve comprises a valve cover 1, a lining 2, an equal-length stud 3, a hexagon nut 4, a valve seat 5, a ball 6, a valve body 7, a support 8, packing 9, a packing gland 10, an inner hexagon screw 11, a second flow through hole 12, a first flow through hole 13, a valve rod 14, a third flow through hole 15 and a packing box 16.

Detailed Description

In order to make the objects, technical solutions and advantages of the present application more apparent, the present application will be described in further detail below with reference to the accompanying drawings. The exemplary embodiments and descriptions of the present application are provided to explain the present application and not to limit the present application.

Referring to fig. 1 to 3, as shown in fig. 1, the present embodiment provides an integrated fluorine-lined ball valve, which includes a valve body 7, wherein a first flow hole 13 is formed in the valve body 7; the valve cover 1 is installed at the right end of the valve body 7, and a second flow through hole 12 is formed in the valve cover 1; the valve seat 5 is arranged in the valve body 7, and the right end of the valve cover 1 is pressed against the valve seat 5; a ball body 6, the ball body 6 is rotatably arranged in the valve seat 5, and a third through hole 15 is opened in the middle of the ball body 6; a valve rod 14, wherein the valve rod 14 is rotatably arranged on the valve body 7, and the valve rod 14 is fixedly arranged at the upper end of the ball body 6; wherein the ball 6 can be rotated by rotating the valve stem 14 to connect or disconnect the first and

second communication holes

13 and 12.

Preferably, the ball 6 is rotated such that the third flow hole 15 communicates the first flow hole 13 and the second flow hole 12, thereby enabling fluid to pass through the ball valve.

Preferably, the inner wall and both end faces of the first flow through hole 13 are provided with a liner 2.

Preferably, the inner wall and both end faces of the second flow hole 12 are provided with a liner 2.

Preferably, both the inner wall and the outer surface of the sphere 6 are provided with a lining 2.

Preferably, the lower end surface of the valve stem 14 is provided with a liner 2.

Preferably, the lining 2 is made of PTFE material, so that the high-temperature resistant and negative-pressure resistant effects inside the valve can be greatly improved.

As shown in fig. 2, the left end flange of the valve cover 1 and the right end flange of the valve body 7 are connected together through a plurality of equal-length studs 3 and hexagon nuts 4, and the equal-length studs 3 and the hexagon nuts 4 are connected, so that the valve cover 1 and the valve body 7 are convenient to install.

As shown in fig. 3, a bracket 8 is installed at the upper end of the valve body 7, and a stuffing box 16 is installed in the bracket 8.

Preferably, the stuffing box 16 is sleeved at the lower end of the valve rod 14, the stuffing 9 is filled between a stuffing cavity of the stuffing box 16 and the lower section of the valve rod 14, and the stuffing 9 can improve the sealing performance between the valve rod 14 and the valve body 7.

Preferably, the lower end of the valve rod 14 is sleeved with a packing gland 10, the packing gland 10 is connected to the support 8 through an inner hexagonal screw 11, the lower end of the packing gland 10 abuts against the upper portion of the packing 9, the packing 9 is fixed through the packing gland 10, leakage of the packing 9 can be prevented, the squeezing effect on the packing 9 can be increased, and therefore the packing 9 and the valve rod 14 are connected more tightly, and the ball valve is better in sealing performance.

The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made to the embodiment of the present application by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.

Claims

1. An integral fluorine-lined ball valve, comprising:

the valve body (7) is provided with a first flow through hole (13);

the valve cover (1) is installed at the right end of the valve body (7), and a second through hole (12) is formed in the valve cover (1);

the valve seat (5) is arranged in the valve body (7), and the right end of the valve cover (1) is pressed against the valve seat (5);

the ball body (6) is rotatably arranged in the valve seat (5), and a third through flow hole (15) is formed in the middle of the ball body (6);

a valve rod (14) rotatably arranged on the valve body (7), wherein the valve rod (14) is fixedly arranged at the upper end of the ball body (6);

wherein rotation of the valve stem (14) rotates the ball (6) to connect or disconnect the first and second flow holes (13, 12).

2. A one-piece fluorine lined ball valve according to claim 1, wherein said ball (6) is rotated such that said third flow bore (15) communicates said first flow bore (13) and said second flow bore (12) thereby enabling fluid to pass through the ball valve.

3. An integral fluorine-lined ball valve according to claim 1, wherein the first flow hole (13) is provided with a liner (2) on both the inner wall and the end faces.

4. An integral fluorine-lined ball valve according to claim 1, wherein the second flow bore (12) is lined (2) on both the inner wall and the end faces.

5. A one-piece fluorine lined ball valve according to claim 1, wherein both the inner wall and the outer surface of the ball (6) are provided with a lining (2).

6. An integral fluorine-lined ball valve as claimed in claim 1, wherein a lower end surface of said stem (14) is provided with a liner (2).

7. An integral fluorine-lined ball valve as claimed in claim 1, wherein the left end flange of the valve cover (1) and the right end flange of the valve body (7) are connected together by a plurality of equal length studs (3) and hex nuts (4).

8. An integral fluorine lined ball valve as claimed in claim 1, wherein a support (8) is mounted to the upper end of said valve body (7), and a stuffing box (16) is mounted within said support (8).

9. The integrated fluorine-lined ball valve according to claim 8, wherein the stuffing box (16) is sleeved on the lower end of the valve rod (14), and a stuffing (9) is filled between a stuffing cavity of the stuffing box (16) and the lower section of the valve rod (14).

10. The integrated fluorine-lined ball valve according to claim 9, wherein the lower end of the valve rod (14) is sleeved with a packing gland (10) with a lower end abutting against the upper part of the packing (9), and the packing gland (10) is connected to the bracket (8) through an inner hexagonal screw (11).