CN216867641U

CN216867641U - Natural gas valve with flow-dividing safety structure

Info

Publication number: CN216867641U
Application number: CN202220017142.9U
Authority: CN
Inventors: 林松月
Original assignee: Beijing Songtiancheng Technology Co ltd
Current assignee: Beijing Songtiancheng Technology Co ltd
Priority date: 2022-01-05
Filing date: 2022-01-05
Publication date: 2022-07-01
Anticipated expiration: 2032-01-05

Abstract

The utility model belongs to the field of valves, in particular to a natural gas valve with a flow-dividing safety structure, which aims at the existing problems and provides the following scheme, the valve comprises a main valve, a secondary valve is arranged at the bottom of the main valve, a first adjusting plate is arranged on the inner wall of the bottom side of the main valve in a sliding mode, and the top of the first adjusting plate is welded with an L-shaped rod, the top end of the L-shaped rod is slidably provided with a fixed rod, the inner wall of the top side of the main valve door is provided with a plurality of positioning grooves at equal intervals, the positioning groove is matched with the fixed rod, the inner walls of the two sides of the secondary valve are rotatably provided with the same shaft lever, and the shaft lever is respectively fixedly sleeved with the winding roller and the gear, the utility model solves the defects in the prior art, the flow of natural gas conveyed by the valve can be adjusted by people, so that the natural gas demand in each time period can be controlled, and the requirements of people are met.

Description

Natural gas valve with flow-dividing safety structure

Technical Field

The utility model relates to the technical field of valves, in particular to a natural gas valve with a flow-dividing safety structure.

Background

Valves are plumbing accessories used to open and close a pipe, control flow direction, regulate and control parameters of the transport medium (temperature, pressure and flow). Valves are commonly installed in natural gas pipelines in homes.

The patent of application number CN201920239636.X discloses a natural gas valve with automatic protection architecture, including the valve body, sealed and vertical fixation is equipped with spacing drum on the outer wall of valve body one side, the valve rod is installed to the inside vertical and rotation of valve body. The gas in the cavity is detected by the second gas sensor, so that whether the second sealing device on the valve has damage and slight leakage can be detected, the air around the valve body is detected by the first gas sensor, the natural gas leaked in the surrounding air can be detected, if the natural gas is detected, the valve is proved to be seriously leaked, and the first flashing lamp, the second flashing lamp, the first miniature alarm and the second miniature alarm can remind people of the leakage of the valve, so that a certain degree of protection is provided for people, and tragedy is prevented.

The natural gas valve with automatic protection architecture that this patent relates to can not shunt regulation, is difficult to control the flow of natural gas, is difficult to adjust formula according to the natural gas demand of each period and carries.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the defects in the prior art, and provides a natural gas valve with a flow-dividing safety structure.

In order to achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a but natural gas valve that reposition of redundant personnel has safety structure, includes the main valve door, inferior valve is installed to the bottom of main valve door, slidable mounting has first regulating plate on the inner wall of main valve door bottom side, and the top welding of first regulating plate has L type pole, the top slidable mounting of L type pole has the dead lever, equidistant a plurality of constant head tank that is equipped with on the inner wall of main valve door top side, and constant head tank and dead lever looks adaptation, rotate on the inner wall of inferior valve both sides and install same axostylus axostyle, and fixed wire winding roller and the gear of having cup jointed respectively on the axostylus axostyle, flexible groove has been seted up on inferior valve, and flexible inslot slidable mounting has the second regulating plate, the line hole has been seted up on the inner wall of flexible tank bottom side, and the line hole is linked together with inferior valve.

Preferably, one side of the fixed rod is provided with a longitudinal rail along the vertical direction, a rail block is slidably mounted in the longitudinal rail, and the rail block is fixedly mounted on the L-shaped rod.

Preferably, the inner wall of the bottom side of the longitudinal rail is fixedly connected with a tension spring, and the top end of the tension spring is fixedly connected to the rail block.

Preferably, a gear groove is formed in the bottom side of the first adjusting plate, and the gear is meshed with the gear groove.

Preferably, the inner wall of the bottom side of the telescopic groove is fixedly connected with an ejection spring, and the top end of the ejection spring is fixedly connected to the second adjusting plate.

Preferably, one end of a pull rope is fixedly connected to the bottom side of the second adjusting plate, and the other end of the pull rope penetrates through the wire hole and is wound and connected to the winding roller.

According to the natural gas valve with the flow dividing safety structure, firstly, the fixing rod is pulled downwards to move on the L-shaped rod, and then the fixing rod is pulled to drive the first adjusting plate to slide when the fixing rod is moved out of the positioning groove, and then the amount of natural gas conveyed by the secondary valve can be adjusted; meanwhile, when the first adjusting plate moves, the gear groove can force the gear to drive the winding roller to rotate, the rope can be paid off, and the second adjusting plate adjusts the output quantity of the main valve under the action of the ejection spring;

the utility model solves the defects in the prior art, so that people can adjust the flow of the natural gas conveyed by the valve, thereby controlling the natural gas demand in each time period and meeting the requirements of people.

Drawings

Fig. 1 is a schematic front view of a natural gas valve with a flow-dividing safety structure according to the present invention;

fig. 2 is a schematic structural diagram of part a of a natural gas valve with a flow-dividing safety structure according to the present invention;

fig. 3 is a schematic structural diagram of part B of a natural gas valve with a flow-dividing safety structure according to the present invention.

In the figure: the device comprises a main valve 1, a secondary valve 2, a first adjusting plate 3, a 4L-shaped rod, a fixing rod 5, a longitudinal rail 6, a rail block 7, a tension spring 8, a positioning groove 9, a shaft rod 10, a winding roller 11, a gear 12, a gear groove 13, a telescopic groove 14, a second adjusting plate 15, an ejection spring 16, a wire hole 17 and a pull rope 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Example one

Referring to fig. 1-3, a natural gas valve with a safety structure capable of shunting, including a main valve 1, a sub valve 2 is installed at the bottom of the main valve 1, a first adjusting plate 3 is installed on the inner wall of the bottom side of the main valve 1 in a sliding manner, an L-shaped rod 4 is welded at the top of the first adjusting plate 3, a fixing rod 5 is installed at the top end of the L-shaped rod 4 in a sliding manner, a plurality of positioning grooves 9 are arranged on the inner wall of the top side of the main valve 1 at equal intervals, the positioning grooves 9 are matched with the fixing rod 5, the inner walls of the two sides of the sub valve 2 are rotatably provided with a same shaft rod 10, the shaft rod 10 is respectively fixedly sleeved with a winding roller 11 and a gear 12, a telescopic groove 14 is formed in the sub valve 2, a second adjusting plate 15 is installed in the telescopic groove 14 in a sliding manner, a wire hole 17 is formed in the inner wall of the bottom side of the telescopic groove 14, and the wire hole 17 is communicated with the sub valve 2.

In the utility model, one side of the fixing rod 5 is provided with a longitudinal rail 6 along the vertical direction, a rail block 7 is arranged in the longitudinal rail 6 in a sliding manner, the rail block 7 is fixedly arranged on the L-shaped rod 4, and the longitudinal rail 6 and the rail block 7 are matched with each other so as to ensure that the fixing rod 5 stably moves.

In the utility model, a tension spring 8 is fixedly connected to the inner wall of the bottom side of the longitudinal rail 6, and the top end of the tension spring 8 is fixedly connected to the rail block 7.

In the utility model, the gear groove 13 is opened on the bottom side of the first adjusting plate 3, and the gear 12 is engaged with the gear groove 13, and the gear 12 is forced to rotate by the first adjusting plate 3 driving the gear groove 13 to move.

In the utility model, the inner wall of the bottom side of the telescopic groove 14 is fixedly connected with the ejection spring 16, the top end of the ejection spring 16 is fixedly connected to the second adjusting plate 15, and the ejection spring 16 is used for enabling the second adjusting plate 15 to adjust the flow of the main valve 1.

In the present invention, one end of a pull rope 18 is fixedly connected to the bottom side of the second adjusting plate 15, and the other end of the pull rope 18 penetrates through the thread hole 17 and is wound and connected to the winding roller 11.

Example two

Referring to fig. 1-3, a natural gas valve with a safety structure capable of shunting, including a main valve 1, a secondary valve 2 is installed at the bottom of the main valve 1, a first adjusting plate 3 is installed on the inner wall of the bottom side of the main valve 1 in a sliding manner, an L-shaped rod 4 is welded at the top of the first adjusting plate 3, a fixing rod 5 is installed at the top end of the L-shaped rod 4 in a sliding manner, a plurality of positioning grooves 9 are arranged on the inner wall of the top side of the main valve 1 at equal intervals, the positioning grooves 9 are matched with the fixing rod 5, the inner walls of the two sides of the secondary valve 2 are rotatably provided with a same shaft rod 10, the shaft rod 10 is respectively fixedly sleeved with a winding roller 11 and a gear 12, a telescopic groove 14 is formed in the secondary valve 2, a second adjusting plate 15 is installed in the telescopic groove 14 in a sliding manner, a wire hole 17 is dug on the inner wall of the bottom side of the telescopic groove 14, and the wire hole 17 is communicated with the secondary valve 2.

In the utility model, one side of the fixed rod 5 is provided with a longitudinal rail 6 along the vertical direction, a rail block 7 is arranged in the longitudinal rail 6 in a sliding way, and the rail block 7 is fixedly arranged on the L-shaped rod 4.

In the utility model, a tension spring 8 is fixedly welded on the inner wall of the bottom side of the longitudinal rail 6, and the top end of the tension spring 8 is fixedly welded on the rail block 7.

In the present invention, a gear groove 13 is dug in the bottom side of the first adjusting plate 3, and the gear 12 is engaged with the gear groove 13.

In the utility model, the inner wall of the bottom side of the telescopic groove 14 is fixedly welded with the ejection spring 16, and the top end of the ejection spring 16 is fixedly welded on the second adjusting plate 15.

In the utility model, the fixing rod 5 is firstly pulled downwards to move on the L-shaped rod 4 until the fixing rod 5 is moved out of the positioning groove 9, then the fixing rod 5 is pulled to drive the first adjusting plate 3 to slide, and then the amount of natural gas conveyed by the secondary valve 2 can be adjusted; at the same time, while the first adjusting plate 3 moves, the gear groove 13 will force the gear 12 to rotate with the winding roller 11, and the pulling rope 18 will be paid off, and the second adjusting plate 15 will adjust the output of the main valve 1 under the action of the ejecting spring 16.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered as the technical solutions and the utility model concepts of the present invention in the scope of the present invention.

Claims

1. The natural gas valve with the split flow safety structure comprises a main valve (1) and is characterized in that a secondary valve (2) is installed at the bottom of the main valve (1), a first adjusting plate (3) is installed on the inner wall of the bottom side of the main valve (1) in a sliding mode, an L-shaped rod (4) is welded at the top of the first adjusting plate (3), a fixing rod (5) is installed at the top end of the L-shaped rod (4) in a sliding mode, a plurality of positioning grooves (9) are formed in the inner wall of the top side of the main valve (1) at equal intervals, the positioning grooves (9) are matched with the fixing rod (5), the same shaft rod (10) is installed on the inner walls of the two sides of the secondary valve (2) in a rotating mode, a winding roller (11) and a gear (12) are fixedly sleeved on the shaft rod (10) respectively, a telescopic groove (14) is formed in the secondary valve (2), and a second adjusting plate (15) is installed in the telescopic groove (14) in a sliding mode, the inner wall of the bottom side of the telescopic groove (14) is provided with a line hole (17), and the line hole (17) is communicated with the secondary valve (2).

2. The natural gas valve with the flow dividing and safety structure as claimed in claim 1, wherein a longitudinal rail (6) is vertically arranged on one side of the fixing rod (5), a rail block (7) is slidably arranged in the longitudinal rail (6), and the rail block (7) is fixedly arranged on the L-shaped rod (4).

3. The natural gas valve with the flow dividing and safety structure as claimed in claim 2, characterized in that a tension spring (8) is fixedly connected to the inner wall of the bottom side of the longitudinal rail (6), and the top end of the tension spring (8) is fixedly connected to the rail block (7).

4. The natural gas valve with a flow dividing and safety structure as claimed in claim 1, wherein the first regulating plate (3) is provided with a gear groove (13) at the bottom side, and the gear (12) is engaged with the gear groove (13).

5. The natural gas valve with a flow dividing and safety structure as claimed in claim 1, wherein an ejection spring (16) is fixedly connected to the inner wall of the bottom side of the telescopic groove (14), and the top end of the ejection spring (16) is fixedly connected to the second regulating plate (15).

6. The natural gas valve with a flow dividing and safety structure as claimed in claim 1, wherein one end of a pull rope (18) is fixedly connected to the bottom side of the second adjusting plate (15), and the other end of the pull rope (18) penetrates through the wire hole (17) and is wound and connected on the winding roller (11).