CN220248954U - Natural gas station valve convenient to operate - Google Patents

Abstract

The utility model discloses a natural gas station valve convenient to operate, which comprises a connecting pipe, wherein flange plates are fixedly connected to two ends of the connecting pipe, butterfly valves are symmetrically arranged in the connecting pipe, driven chain wheels are arranged at the input ends of the butterfly valves, a driving device is arranged on the outer wall of the connecting pipe, and a driving chain wheel is arranged on the surface of the driving device. This natural gas station valve of convenient operation has reached the inside symmetry of connecting pipe and has been provided with the butterfly valve, is convenient for carry out dual seal to the connecting pipe, improves whole sealing performance, and the surface of connecting pipe sets up drive arrangement simultaneously for installation drive sprocket, the surface of butterfly valve sets up driven sprocket, and drive sprocket passes through the chain with driven sprocket and is connected, and the staff of being convenient for drives two butterfly valves of control simultaneously and opens and close, improves whole sealing performance, makes things convenient for the staff to operate simultaneously, improves work efficiency's purpose.

Description

Natural gas station valve convenient to operate

Technical Field

The utility model relates to the field of natural gas valves, in particular to a natural gas station valve convenient to operate.

Background

The natural gas valve is a novel safety matching device for gas pipeline engineering, is used for cutting off, connecting and regulating gas in a pipeline, has good control characteristics and closing sealing performance, and is suitable for various gas medium pipelines such as urban gas, liquefied petroleum gas, natural gas, oxygen and the like. At present, a single valve is generally adopted for controlling a pipeline by a natural gas station valve, so that gas leakage is easy to occur when the valve fails, certain danger exists, and the use requirement cannot be met.

Disclosure of Invention

1. Technical problem to be solved

The utility model aims to provide a natural gas station valve convenient to operate, which can realize that flange plates are arranged at two ends of a connecting pipe, is convenient for workers to connect the whole body with a pipeline, is internally and symmetrically provided with butterfly valves, is convenient for double sealing the connecting pipe, improves the whole sealing performance, and simultaneously is provided with a driving device for installing a driving sprocket on the surface of the connecting pipe, and is convenient for the workers to rapidly drive and control two butterfly valves to be simultaneously opened and closed through a chain when the valve fails.

2. Technical proposal

In order to solve the problems, the utility model adopts the following technical scheme.

The utility model provides a natural gas station valve of convenient operation, includes the connecting pipe, the both ends fixedly connected with ring flange of connecting pipe, the inside symmetry of connecting pipe is provided with the butterfly valve, the input of butterfly valve is provided with driven sprocket, the outer wall of connecting pipe is provided with drive arrangement, drive arrangement's surface is provided with driven sprocket, the equal meshing of driven sprocket are connected with the chain, driven sprocket rotates through the chain drive driven sprocket.

Preferably, the driving device comprises a limiting frame, a limiting block, a connecting shaft and a hand wheel, wherein the limiting frame is fixedly connected with the outer wall of the connecting pipe, the limiting block is arranged in the limiting frame, the connecting shaft is fixedly connected with the surface of the limiting block, the connecting shaft is rotationally connected with the limiting frame, the surface of the connecting shaft is fixedly connected with the driving chain wheel, and one end, far away from the limiting block, of the connecting shaft is fixedly connected with the hand wheel.

Preferably, the surface of the hand wheel is provided with wear-resistant particles.

Preferably, the surface of the flange plate is provided with mounting holes at equal angles.

Preferably, a rubber pad is arranged on the surface of the flange plate.

Preferably, the connecting pipe and the flange are made of stainless steel.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

1. through the both ends of connecting pipe set up the ring flange, the staff of being convenient for will wholly be connected with the pipeline, the inside symmetry of connecting pipe is provided with the butterfly valve, be convenient for carry out dual seal to the connecting pipe, improve whole sealing performance, the surface of connecting pipe sets up drive arrangement simultaneously for install drive sprocket, the surface of butterfly valve sets up driven sprocket, drive sprocket passes through the chain with driven sprocket and is connected, the staff of being convenient for drives two butterfly valves of control simultaneously and opens and close, improve whole sealing performance, make things convenient for the staff to operate simultaneously, improve work efficiency.

Drawings

FIG. 1 is a schematic view of the overall external structure of the present utility model;

FIG. 2 is a schematic diagram of a normal side view of the present utility model;

fig. 3 is a schematic structural view of a driving device according to the present utility model.

The reference numerals in the figures illustrate:

1. a connecting pipe; 2. a flange plate; 3. butterfly valve; 4. a driven sprocket; 5. a driving device; 51. a limit frame; 52. a limiting block; 53. a connecting shaft; 54. a hand wheel; 6. a drive sprocket; 7. and (3) a chain.

Detailed Description

The drawings in the embodiments of the present utility model will be combined; the technical scheme in the embodiment of the utility model is clearly and completely described; obviously; the described embodiments are only a few embodiments of the present utility model; but not all embodiments. Based on the embodiments in the present utility model; all other embodiments obtained by those skilled in the art without undue burden; all falling within the scope of the present utility model.

Example 1:

referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a natural gas station valve of convenient operation, includes connecting pipe 1, the both ends fixedly connected with ring flange 2 of connecting pipe 1, and the inside symmetry of connecting pipe 1 is provided with butterfly valve 3, and butterfly valve 3's input is provided with driven sprocket 4, and connecting pipe 1's outer wall is provided with drive arrangement 5, and drive arrangement 5's surface is provided with drive sprocket 6, and driven sprocket 4, drive sprocket 6 all mesh is connected with chain 7, and drive sprocket 6 drives driven sprocket 4 through chain 7 and rotates. The both ends of connecting pipe 1 set up ring flange 2, the staff of being convenient for will wholly be connected with the pipeline, the inside symmetry of connecting pipe 1 is provided with butterfly valve 3, be convenient for carry out dual seal to connecting pipe 1, improve whole sealing performance, the surface of connecting pipe 1 sets up drive arrangement 5 simultaneously for install drive sprocket 6, the surface of butterfly valve 3 sets up driven sprocket 4, drive sprocket 6 is connected through chain 7 with driven sprocket 4, the staff of being convenient for drives two butterfly valves 3 of control simultaneously and opens and close, improve whole sealing performance, make things convenient for the staff to operate simultaneously, improve work efficiency.

The driving device 5 comprises a limiting frame 51, a limiting block 52, a connecting shaft 53 and a hand wheel 54, wherein the limiting frame 51 is fixedly connected with the outer wall of the connecting pipe 1, the limiting block 52 is arranged in the limiting frame 51, the connecting shaft 53 is fixedly connected with the surface of the limiting block 52, the connecting shaft 53 is rotationally connected with the limiting frame 51, the surface of the connecting shaft 53 is fixedly connected with the driving sprocket 6, and one end, far away from the limiting block 52, of the connecting shaft 53 is fixedly connected with the hand wheel 54. The driving device 5 is arranged, the limiting frame 51 is fixedly connected with the surface of the connecting pipe 1 and used for installing the limiting block 52, a worker rotates the hand wheel 54 to drive the connecting shaft 53 to rotate, the limiting block 52 is driven to rotate in the limiting frame 51, and meanwhile, the driving chain wheel 6 is driven to rotate.

Wherein the surface of the handwheel 54 is provided with wear resistant particles. Wear resistant particles are provided to improve the friction of the handwheel 54.

Wherein, the surface of ring flange 2 equi-angle is provided with the mounting hole. The installation holes are formed, so that workers can conveniently connect the flange plate 2 with the pipeline.

Wherein, the surface of ring flange 2 is provided with the rubber pad. And a rubber pad is arranged, so that the overall sealing performance is improved.

Wherein, the material of connecting pipe 1 and ring flange 2 is stainless steel. The service life of the equipment is prolonged.

The above; is only a preferred embodiment of the present utility model; the scope of the utility model is not limited in this respect; any person skilled in the art is within the technical scope of the present disclosure; equivalent substitutions or changes are made according to the technical proposal of the utility model and the improved conception thereof; are intended to be encompassed within the scope of the present utility model.

Claims (6)

1. The utility model provides a natural gas station valve of convenient operation, includes connecting pipe (1), its characterized in that: the novel connecting pipe is characterized in that flange plates (2) are fixedly connected to two ends of the connecting pipe (1), butterfly valves (3) are symmetrically arranged in the connecting pipe (1), driven chain wheels (4) are arranged at the input ends of the butterfly valves (3), driving devices (5) are arranged on the outer walls of the connecting pipe (1), driving chain wheels (6) are arranged on the surfaces of the driving devices (5), chains (7) are connected to the driven chain wheels (4) and the driving chain wheels (6) in a meshed mode, and the driving chain wheels (6) drive the driven chain wheels (4) to rotate through the chains (7).

2. A natural gas terminal valve for facilitating handling as defined in claim 1, wherein: the driving device (5) comprises a limiting frame (51), a limiting block (52), a connecting shaft (53) and a hand wheel (54), wherein the limiting frame (51) is fixedly connected with the outer wall of the connecting pipe (1), the limiting block (52) is arranged in the limiting frame (51), the connecting shaft (53) is fixedly connected with the surface of the limiting block (52), the connecting shaft (53) is rotationally connected with the limiting frame (51), the surface of the connecting shaft (53) is fixedly connected with the driving sprocket (6), and one end, away from the limiting block (52), of the connecting shaft (53) is fixedly connected with the hand wheel (54).

3. A natural gas terminal valve for facilitating handling as defined in claim 2, wherein: the surface of the hand wheel (54) is provided with wear-resistant particles.

4. A natural gas terminal valve for facilitating handling as defined in claim 1, wherein: the surface of the flange plate (2) is provided with mounting holes at equal angles.

5. A natural gas terminal valve for facilitating handling as defined in claim 1, wherein: the surface of the flange plate (2) is provided with a rubber pad.

6. A natural gas terminal valve for facilitating handling as defined in claim 1, wherein: the connecting pipe (1) and the flange plate (2) are made of stainless steel.