CN211852958U

CN211852958U - Locking device for natural gas line valve of theftproof

Info

Publication number: CN211852958U
Application number: CN202020072849.0U
Authority: CN
Inventors: 高阳娜
Original assignee: Xuzhou City Yuanheng New Energy Development Co ltd
Current assignee: Xuzhou City Yuanheng New Energy Development Co ltd
Priority date: 2020-01-14
Filing date: 2020-01-14
Publication date: 2020-11-03
Anticipated expiration: 2030-01-14

Abstract

The utility model discloses a natural gas line locking device for valve of theftproof, including protection outer container, connecting pipe, removal ball, working spring and dwang, it has the protective ring to bond on the protection outer container, and protective ring and the laminating of gas pipeline each other to install the piece that holds on the gas pipeline, install the piece that holds on the connecting pipe, and connecting pipe and gas pipeline interconnect to install the rotary valve on the connecting pipe, remove the ball and laminate each other with the rotary valve, and remove the ball and laminate each other with the solid fixed cylinder. This locking device for natural gas line valve of theftproof adopts the mode of installing the protection outer container additional and can prevent to rotate the valve and expose in the air for a long time, realizes being connected gas pipeline and connecting pipe through the sleeve to prevent that stolen condition from appearing in connecting pipe and the rotation valve, through the fixed mode of block, lock the rotation valve after the rotation is accomplished, thereby prevent to rotate the phenomenon that the rotation valve appears being rotated by the mistake.

Description

Locking device for natural gas line valve of theftproof

Technical Field

The utility model relates to a natural gas line valve technical field specifically is a locking device for natural gas line valve of theftproof.

Background

Along with the development of science and technology, the natural gas is by extensive application as clean energy, and more districts begin to popularize the natural gas, and the natural gas line passes through the valve and controls the break-make condition, and some valves are installed in the open air for the ease of operation, only need rotate the valve when the break-make condition that needs to the natural gas line is controlled can.

However, there are some problems in the process of using the natural gas pipeline valve, for example, the traditional natural gas pipeline is directly exposed outdoors, the situation of being stolen and lost easily occurs, the service life of the natural gas pipeline valve is shortened, the natural gas pipeline valve lacks a locking device, and the safety problem is easy to occur because the natural gas pipeline valve is rotated by mistake.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a locking device for natural gas line valve of theftproof to it lacks the theftproof protection device to provide the natural gas line valve in solving above-mentioned background art, lacks the problem that locking device easily takes place the incident because of the mistake is changeed.

In order to achieve the above object, the utility model provides a following technical scheme: a locking device for a theft-proof natural gas pipeline valve comprises a protection outer box, a connecting pipe, a movable ball, a working spring and a rotating rod, wherein a protection gasket is bonded on the protection outer box, the protection gasket is mutually attached to a gas pipeline, a bearing block is mounted on the gas pipeline, a dehumidification box is mounted on the protection outer box, the bearing block is mounted on the connecting pipe, the connecting pipe is mutually connected with the gas pipeline, a rotating valve is mounted on the connecting pipe, a positioning block is attached to the rotating valve, the movable ball is mutually attached to a fixed cylinder, the fixed cylinder is mutually attached to the positioning block, the fixed cylinder is mounted on the connecting pipe, the working spring is mutually connected with the fixed cylinder, the working spring is mounted on the positioning block, the fixed cylinder is mutually attached to the rotating valve, and an attaching plate is attached to the rotating valve, the dwang welding is on the attaching plate, and the welding has the extrusion piece on the attaching plate to extrusion piece and locating piece are laminated each other, extrusion piece and rotary valve are laminated each other, and the last stopper that bonds of rotary valve to the stopper is laminated each other with the locating piece.

Preferably, the gas pipeline is connected with the connecting pipe through a sealing gasket, and the sleeve is connected with the bearing block through a threaded hole formed in the inner surface of the sleeve.

Preferably, the rotary valve is arranged in a T shape, and an arc-shaped groove is formed in the rotary valve.

Preferably, the positioning block and the fixed cylinder form a sliding mechanism through a groove formed in the fixed cylinder, and the top end of the positioning block is triangular.

Preferably, the extrusion blocks are trapezoidal, and the outer surfaces of the extrusion blocks are smooth.

Preferably, the number of the fixed cylinders is 2 about the center of the rotary valve, and the inner surface of the fixed cylinder provided with the groove is smooth.

Compared with the prior art, the beneficial effects of the utility model are that: this locking device for natural gas line valve of theftproof, the mode that adopts the additional installation protection outer container can prevent to rotate the valve and expose in the air for a long time, realizes being connected gas pipeline and connecting pipe through the sleeve to prevent that stolen condition from appearing in connecting pipe and the rotation valve, through the fixed mode of block, lock the rotation valve after the rotation is accomplished, thereby prevent to rotate the valve and appear the phenomenon by the misrun:

1. the gas pipeline and the connecting pipe are fixed through the sleeve, and the sleeve needs to be rotated by using a special rotating tool when the connecting pipe is taken down, so that the connecting pipe and the rotating valve can be subjected to auxiliary anti-theft through the sleeve;

2. the position of the positioning block is changed through the extrusion block, the relative position of the positioning block is changed, and the rotary valve can be locked or rotated, so that the position of the rotary valve is locked, and the safety problem caused by false rotation is avoided.

Drawings

FIG. 1 is a schematic view of a sectional structure of a connecting pipe of the present invention;

FIG. 2 is a schematic view of a cross-sectional structure of a laminated state of the attachment plate and the rotary valve of the present invention;

FIG. 3 is a schematic side view of the positioning block of the present invention;

fig. 4 is a schematic view of the cross-sectional structure of the rotary valve in a top view;

fig. 5 is a schematic view of the structure of the protection outer box of the present invention.

In the figure: 1. protecting the outer box; 2. a protective washer; 3. a gas pipeline; 4. a bearing block; 5. a gasket; 6. a sleeve; 7. a dehumidification box; 8. a connecting pipe; 9. rotating the valve; 10. positioning blocks; 11. moving the ball; 12. a working spring; 13. attaching a plate; 14. rotating the rod; 15. extruding the block; 16. a limiting block; 17. and (4) fixing the cylinder.

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 work belong to the protection scope of the present invention.

Referring to fig. 1-5, the present invention provides a technical solution: an anti-theft locking device for a natural gas pipeline valve comprises a protective outer box 1, a protective gasket 2, a gas pipeline 3, a bearing block 4, a sealing gasket 5, a sleeve 6, a dehumidifying box 7, a connecting pipe 8, a rotary valve 9, a positioning block 10, a movable ball 11, a working spring 12, a jointing plate 13, a rotary rod 14, an extrusion block 15, a limiting block 16 and a fixed cylinder 17, wherein the protective gasket 2 is bonded on the protective outer box 1, the protective gasket 2 is mutually jointed with the gas pipeline 3, the bearing block 4 is mounted on the gas pipeline 3, the dehumidifying box 7 is mounted on the protective outer box 1, the bearing block 4 is mounted on the connecting pipe 8, the connecting pipe 8 is mutually connected with the gas pipeline 3, the rotary valve 9 is mounted on the connecting pipe 8, the positioning block 10 is jointed on the rotary valve 9, the movable ball 11 is mutually jointed with the rotary valve 9, and the movable ball 11 is mutually jointed with the fixed cylinder 17, and a fixed cylinder 17 and a locating piece 10 are laminated each other, and a fixed cylinder 17 is installed on connecting pipe 8 simultaneously, work spring 12 and a fixed cylinder 17 interconnect, and work spring 12 installs on locating piece 10, and a fixed cylinder 17 and a rotary valve 9 are laminated each other, it has attaching plate 13 to laminate on the rotary valve 9 simultaneously, dwang 14 welds on attaching plate 13, and the welding has extrusion piece 15 on attaching plate 13, and extrusion piece 15 and locating piece 10 laminate each other, extrusion piece 15 and rotary valve 9 laminate each other, and it has stopper 16 to bond on the rotary valve 9, and stopper 16 and locating piece 10 laminate each other.

In the embodiment, the gas pipeline 3 is connected with the connecting pipe 8 through the sealing gasket 5, the sleeve 6 is connected with the bearing block 4 through the threaded hole formed in the inner surface of the sleeve, and the sealing gasket 5 is used for sealing the gas pipeline 3 and the connecting pipe 8 again, so that the natural gas is prevented from leaking, the sleeve 6 is used for fixing the positions of the gas pipeline 3 and the connecting pipe 8, and the anti-theft function can be realized;

the rotary valve 9 is arranged in a T shape, an arc-shaped groove is formed in the rotary valve 9, the on-off condition of the connecting pipe 8 is conveniently controlled through the rotation of the rotary valve 9, and the extrusion block 15 can conveniently rotate in the groove formed in the rotary valve 9;

the positioning block 10 and the fixed cylinder 17 form a sliding mechanism through a groove formed in the fixed cylinder 17, the top end of the positioning block 10 is triangular, so that the positioning block 10 can conveniently move up and down in the fixed cylinder 17, and the top end of the positioning block 10 is triangular, so that the positioning block can conveniently contact with the extrusion block 15;

the extrusion block 15 is trapezoidal, the outer surface of the extrusion block 15 is smooth, the trapezoidal extrusion block 15 is convenient for changing the position of the positioning block 10 through extrusion of the extrusion block 15, and therefore the rotary valve 9 is convenient to rotate through the change of the position of the positioning block 10;

the fixed cylinder 17 is symmetrically provided with 2 grooves about the center of the rotary valve 9, the inner surface of the fixed cylinder 17 provided with the grooves is smooth, the fixed cylinder 17 is provided with 2 grooves, two points of the rotary valve 9 are controlled simultaneously, and the inner surface of the groove formed in the fixed cylinder 17 is smooth, so that the friction force between the fixed cylinder 17 and the positioning block 10 can be effectively reduced.

The working principle is as follows: when the rotary valve 9 in fig. 1 needs to be closed, the attachment plate 13 in fig. 2 is placed into a hole formed in the rotary valve 9, then the rotating rod 14 installed on the attachment plate 13 rotates clockwise, at this time, the attachment plate 13 also rotates clockwise, as the attachment plate 13 in fig. 4 rotates clockwise, the extrusion block 15 welded on the attachment plate 13 also starts to rotate clockwise, as the extrusion block 15 rotates clockwise, the extrusion block 15 in fig. 3 contacts the positioning block 10, as the extrusion block 15 rotates continuously, the extrusion block 15 extrudes the positioning block 10, as the positioning block 10 forms a sliding connection with the fixed cylinder 17 through the groove with a smooth inner surface formed in the fixed cylinder 17, the positioning block 10 starts to move downwards after being extruded by the extrusion block 15, and as the working spring 12 is installed on the extrusion block 15, the working spring 12 starts to compress and deform, at this time, the rotating rod 14 in fig. 2 can be continuously rotated, at this time, the extrusion block 15 in fig. 4 is attached to the rotating valve 9, and drives the rotating valve 9 to rotate, and at this time, the on-off condition of the rotating valve 9 can be controlled;

when the connecting pipe 8 and the rotary valve 9 need to be disassembled, the rotary valve 9 is closed in accordance with the operation, the sleeve 6 is clamped and rotated by the clamping tool with the adjustable circular opening, and the sleeve 6 is connected with the bearing block 4 through the threaded hole formed in the inner surface of the sleeve 6, so that the connecting pipe 8 moves towards the direction far away from the sleeve 6 along with the rotation of the sleeve 6 until the bearing block 4 arranged on the connecting pipe 8 is not connected with the sleeve 6.

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

1. The utility model provides a natural gas line locking device for valve of theftproof, includes protection outer container (1), connecting pipe (8), removes ball (11), work spring (12) and dwang (14), its characterized in that: the protection outer box (1) is bonded with a protection gasket (2), the protection gasket (2) is mutually attached to a gas pipeline (3), a bearing block (4) is installed on the gas pipeline (3), a dehumidification box (7) is installed on the protection outer box (1) at the same time, the bearing block (4) is installed on a connecting pipe (8), the connecting pipe (8) is mutually connected with the gas pipeline (3), a rotating valve (9) is installed on the connecting pipe (8), a positioning block (10) is attached to the rotating valve (9), a moving ball (11) and the rotating valve (9) are mutually attached, the moving ball (11) and a fixed cylinder (17) are mutually attached, the fixed cylinder (17) and the positioning block (10) are mutually attached, the fixed cylinder (17) is installed on the connecting pipe (8) at the same time, a working spring (12) is mutually connected with the fixed cylinder (17), and work spring (12) are installed on locating piece (10) to solid fixed cylinder (17) and rotation valve (9) are laminated each other, and it has attaching plate (13) to laminate simultaneously on rotation valve (9), dwang (14) welding is on attaching plate (13), and the welding has extrusion piece (15) on attaching plate (13), and extrusion piece (15) and locating piece (10) are laminated each other, extrusion piece (15) and rotation valve (9) are laminated each other, and it has stopper (16) to bond on rotation valve (9) to stopper (16) and locating piece (10) are laminated each other.

2. The anti-theft locking device for a natural gas line valve according to claim 1, wherein: the gas pipeline (3) is connected with the connecting pipe (8) through the sealing gasket (5), and the sleeve (6) is connected with the bearing block (4) through a threaded hole formed in the inner surface of the sleeve.

3. The anti-theft locking device for a natural gas line valve according to claim 1, wherein: the rotary valve (9) is arranged in a T shape, and an arc-shaped groove is formed in the rotary valve (9).

4. The anti-theft locking device for a natural gas line valve according to claim 1, wherein: the positioning block (10) and the fixed cylinder (17) form a sliding mechanism through a groove formed in the fixed cylinder (17), and the top end of the positioning block (10) is triangular.

5. The anti-theft locking device for a natural gas line valve according to claim 1, wherein: the extrusion block (15) is trapezoidal, and the outer surface of the extrusion block (15) is smooth.

6. The anti-theft locking device for a natural gas line valve according to claim 1, wherein: the number of the fixed cylinders (17) is 2 about the center symmetry of the rotary valve (9), and the inner surface of the fixed cylinder (17) provided with the groove is smooth.