CN212735898U

CN212735898U - Buried ball valve switch tool

Info

Publication number: CN212735898U
Application number: CN202021306578.7U
Authority: CN
Inventors: 刘杰; 王全; 邓籍黎; 宋立娜
Original assignee: Chengdu Jiesen Gas Equipments Co ltd
Current assignee: Chengdu Jiesen Gas Equipments Co ltd
Priority date: 2020-07-06
Filing date: 2020-07-06
Publication date: 2021-03-19
Anticipated expiration: 2030-07-06

Abstract

The utility model discloses a bury ground ball valve switching tool, including torsion bar, application of force pole and collet, the collet is equipped with the assembly groove for cup joint the switch plush copper of burying ground ball valve, the torsion bar includes the main part, and the both ends of main part are equipped with connecting portion, the collet with application of force pole respectively is connected with a connecting portion through hole axle complex mode, and the cross-section of hole axle perpendicular to central line direction is the polygon. The utility model has the characteristics of can adapt to the different degree of depth and with the buried ball valve of model, portable and accomodate the save.

Description

Buried ball valve switch tool

Technical Field

The utility model relates to a valve switch technical field, especially a bury ground ball valve switch instrument.

Background

In the actual maintenance process, the operation of closing or opening the buried ball valve on the gas pipe net is implemented to gas pipeline maintenance, stop the gas and bump the mouth operation, and this in-process need use the switching tool to come to match with the switch plush copper that buries the ball valve, however current switching tool's cover barrel head can only adapt to the buried ball valve of a model, can't adapt to the buried ball valve of the different degree of depth in addition, and it is very inconvenient to use.

A patent with an authorization publication number of "CN 207971875U" discloses a telescopic buried valve switch tool, which adopts a telescopic torsion bar and a replaceable sleeve head, and well solves the problems; however, the telescopic torsion bar is composed of a plurality of sections, and is easy to be disconnected when being subjected to a large torsion, and parts cannot be detached, so that the telescopic torsion bar is inconvenient to carry, store and store.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome prior art's shortcoming, provide one kind can adapt to the different degree of depth and with the buried ball valve of model, portable and accomodate the buried ball valve switch instrument of preserving.

The purpose of the utility model is realized through the following technical scheme:

the utility model provides a bury ground ball valve switch instrument, includes torsion bar, application of force pole and collet, and the collet is equipped with the assembly groove for cup joint the switch plush copper of burying the ground ball valve, the torsion bar includes the main part, and the both ends of main part are equipped with connecting portion, the collet with application of force pole respectively is connected with a connecting portion through hole axle complex mode, and the cross-section of hole axle perpendicular to center line direction is the polygon.

Optionally, detachable connecting pieces are arranged at the joint of the sleeve head and the torsion bar and the joint of the force application bar and the torsion bar in a penetrating manner.

Optionally, the polygon is a square.

Optionally, the body and the connecting portion are integrally formed.

Optionally, the main body and the connecting part are welded.

Optionally, the body is a hollow tube.

Optionally, still include the extension rod, the extension rod cup joint in force application pole both ends, and the cup joint department wears to be equipped with detachable connecting piece.

Optionally, the extension rod is a hollow tube.

The utility model has the advantages of it is following:

1. in the utility model, the sleeve head and the force application rod are respectively connected with a connecting part in a hole-shaft matching mode, so that different sleeve heads can be conveniently replaced according to different types of buried ball valves, and torsion rods with different lengths can be conveniently replaced according to buried ball valves with different depths;

2. the utility model discloses well hole axle complex mode is convenient for dismantle the cover barrel head, torsion bar and apply force between the pole and comes, portable and accomodate the saving, and the cross-section of hole axle perpendicular to central line direction is the polygon moreover, compares with the complex mode of traditional round hole and round axle, the better transmission of the moment of torsion of being convenient for.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.

Fig. 1 is a front view of a buried ball valve switch tool provided by the present invention;

FIG. 2 is a view taken along line A of FIG. 1;

FIG. 3 is a sectional view taken along line B-B of FIG. 1;

in the figure: 1-force application rod, 2-torsion bar, 201-body, 202-connection, 202 a-first connection, 202 b-second connection, 3-sleeve head, 4-extension rod.

Detailed Description

The technical solution in the embodiments of the present application is described below with reference to the drawings in the embodiments of the present application.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.

As shown in fig. 1-3, a buried ball valve switch tool comprises a torsion bar 2, a force applying rod 1 and a sleeve head 3, wherein the sleeve head 3 is provided with an assembling groove for sleeving a switch raised head of the buried ball valve, and it is worth explaining that generally, the switch raised head of the buried ball valve is a section of square shaft, so that the section of the assembling groove perpendicular to the direction of a central line is square corresponding to the shape of the switch raised head, and the torsion bar 2 is prevented from falling off from the switch raised head of the buried ball valve in the rotation process.

In this embodiment, the torsion bar 2 includes a main body 201, two ends of the main body 201 are provided with connecting portions 202, and the socket head 3 and the force application bar 1 are respectively connected to one connecting portion 202 by means of hole-shaft fitting (for convenience of description, the connecting portion 202 at one end connected to the socket head 3 is named as a first connecting portion 202a, and the connecting portion 202 at one end connected to the force application bar 1 is named as a second connecting portion 202 b); and the section of the hole axis perpendicular to the center line direction is polygonal, and particularly, for convenience of assembly, the section of the hole axis perpendicular to the center line direction is square.

In this embodiment, the first connection portion 202a is provided with an axis with a square cross section, the sleeve head 3 is provided with a hole with a square cross section, during connection, the axis of the square is matched with the hole of the square, a detachable connection member (not shown) is arranged at the connection position in a penetrating manner, the connection member can be specifically a screw, a pin, a bolt and a nut, and the like, and it is easy to understand that the connection member is arranged on the side walls of the first connection portion 202a and the sleeve head 3 in a penetrating manner, so as to prevent the first connection portion 202a and the sleeve head 3 from moving. In other embodiments of the present invention, the shaft of the square is connected to the hole of the square through interference fit, and no connecting member is required. It should be noted that, in other embodiments of the present invention, a hole having a square cross section may be provided in the first connection portion 202a, and a shaft having a square cross section may be provided in the socket head 3.

In this embodiment, the second connection portion 202b is provided with a hole having a square cross section, the middle portion of the force application rod 1 is provided with a shaft having a square cross section, and the connection manner is the same as that of the first connection portion 202a and the sleeve head 3. Similarly, in other embodiments of the present invention, a shaft with a square cross section may be disposed on the second connecting portion 202b, and a hole with a square cross section may be disposed in the middle of the force applying rod 1.

It is worth to say that the sleeve heads 3 and the force application rods 1 are respectively connected with one connecting part 202 in a hole-shaft matching mode, so that different sleeve heads 3 can be replaced conveniently according to different types of buried ball valves, and the torsion rods 2 with different lengths can be replaced conveniently according to buried ball valves with different depths, and compared with the prior art, the torsion rod device is suitable for the buried ball valves with different depths and avoids the torsion rods 2 from being disconnected when being subjected to larger torsion; in addition, hole axle complex mode is convenient for dismantle the cover barrel head 3, torsion bar 2 and apply force between the pole 1 and come, portable and accomodate the saving, and the cross-section of hole axle perpendicular to central line direction is the polygon in addition, compares with the complex mode of traditional round hole and round axle, the better transmission of the moment of torsion of being convenient for.

In this embodiment, the main body 201 and the connecting portion 202 are formed by welding, and the main body 201 is a hollow tube, so that the weight of the torsion bar 2 is reduced, and the carrying is convenient.

In other embodiments of the present invention, the main body 201 and the connecting portion 202 are integrally formed, so as to ensure the structural stability of the torsion bar 2, and the torsion bar 2 has a better load-bearing effect.

In the embodiment, the force application rod also comprises an extension rod 4, wherein the extension rod 4 is a hollow pipe, so that the weight is reduced, and similarly, the force application rod 1 can also be a hollow pipe; extension rod 4 cup joints in application of force pole 1 both ends, and cup joints the department and wears to be equipped with detachable connecting piece (not shown), and the connecting piece specifically can be screw, pin, bolt and nut etc. and what easy to understand is that the connecting piece wears to establish the lateral wall of cup jointing the department, and extension rod 4's setting makes the arm of force extension of application of force pole 1, makes and to use more laborsavingly in some occasions that need great torsion could open the buried ball valve. During the use, cup joint the switch plush copper that buries ground ball valve with cover barrel head 3, through rotating extension rod 4, drive application of force pole 1, and then drive torsion bar 2 and cover barrel head 3 to the switch plush copper that drives and bury ground ball valve rotates, makes and opens or close and buries ground ball valve.

The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.

Claims

1. The utility model provides a bury ground ball valve switch instrument, includes torsion bar (2), application of force pole (1) and cover barrel head (3), cover barrel head (3) are equipped with the assembly groove for cup joint the switch plush copper of burying ground ball valve, its characterized in that: the torsion bar (2) comprises a main body (201), connecting parts (202) are arranged at two ends of the main body (201), the sleeve head (3) and the force application bar (1) are respectively connected with one connecting part (202) in a hole shaft matching mode, and the cross section of the hole shaft perpendicular to the direction of the central line is polygonal.

2. A buried ball valve switch tool according to claim 1, wherein: detachable connecting pieces penetrate through the joint of the sleeve head (3) and the torsion bar (2) and the joint of the force application bar (1) and the torsion bar (2).

3. A buried ball valve switch tool according to claim 1, wherein: the polygon is a square.

4. A buried ball valve switch tool according to claim 1, wherein: the main body (201) and the connecting part (202) are integrally formed.

5. A buried ball valve switch tool according to claim 1, wherein: the main body (201) and the connecting part (202) are formed by welding.

6. A buried ball valve switch tool according to claim 5, wherein: the main body (201) is a hollow pipe.

7. A buried ball valve switch tool according to claim 1, wherein: the force application rod is characterized by further comprising an extension rod (4), wherein the extension rod (4) is sleeved at two ends of the force application rod (1), and a detachable connecting piece is arranged at the sleeved position in a penetrating mode.

8. A buried ball valve switch tool according to claim 7, wherein: the extension rod (4) is a hollow tube.