CN218935333U

CN218935333U - Leakage-proof natural gas pipeline valve

Info

Publication number: CN218935333U
Application number: CN202222006795.XU
Authority: CN
Inventors: 王学军; 王江枫
Original assignee: Anhui Ruihao Energy Technology Co ltd
Current assignee: Anhui Ruihao Energy Technology Co ltd
Priority date: 2022-08-01
Filing date: 2022-08-01
Publication date: 2023-04-28
Anticipated expiration: 2032-08-01

Abstract

The utility model discloses a leakage-proof natural gas pipeline valve which comprises a valve body, wherein a first pipeline is arranged on the left side face of the valve body, a second pipeline is arranged on the right side face of the valve body, connecting mechanisms are arranged on the first pipeline and the second pipeline, a valve ball mechanism is arranged in the valve body and comprises a square box, the square box is fixedly arranged in the valve body, a first spring is arranged in the square box, a limiting rod is arranged in the first spring, one end of the limiting rod is in sliding connection with the square box, and the other end of the limiting rod penetrates through the square box and is provided with a ball body. The utility model has the advantages that the connecting mechanism is arranged, the purpose of conveniently connecting natural gas pipelines in different directions and angles is achieved, the practicability of the natural gas pipeline valve is improved, and the valve ball mechanism is arranged, so that the purpose of improving the tightness of the natural gas pipeline valve is achieved, and the leakage of natural gas is prevented.

Description

Leakage-proof natural gas pipeline valve

Technical Field

The utility model relates to the technical field of valves, in particular to a leakage-proof natural gas pipeline valve.

Background

The valve is a control component in the fluid conveying system and has the functions of stopping, adjusting, guiding, preventing backflow, stabilizing pressure, diverting or overflow pressure relief and the like.

The utility model discloses a natural gas pipeline valve is disclosed to authority publication number CN209872147U, including the conveyer pipe, the equal fixedly connected with flange in left side and the right side of conveyer pipe, the screw has all been seted up to two opposite sides of flange. According to the utility model, through the matched use of the limiting block, the limiting groove, the sampling head and the clamping mechanism, the upward elastic acting force is generated by the spring to drive the top of the sleeve to move upward, the sleeve drives the fixing plate to move upward, the fixing plate drives the limiting block to move upward until the limiting groove is matched with the limiting groove, the turntable can be automatically fixed, the piston plate drives natural gas to enter the sampling tube, the second valve is closed, the detection device is connected with the sampling head, the third valve is opened, the natural gas can be sampled, the knob is rotated, the knob drives the clamping block to move upward through the threaded hole, the threaded rod drives the bearing inner ring to rotate until the clamping block is contacted with the surface of the conveying pipe and is firmly fixed, and the pipeline valve can be convenient to hoist.

However, the design scheme has some defects, the natural gas pipeline valve is easy to have an unsatisfactory sealing effect in the use process, so that leakage is easy to occur, and the two sides of the valve cannot be connected with natural gas pipelines in different directions and angles, so that the valve has low practicability.

Disclosure of Invention

The utility model aims to provide a leakage-proof natural gas pipeline valve so as to solve the problems of the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a leak protection natural gas pipeline valve, includes the valve body, the left surface of valve body is equipped with first pipeline, and first pipeline is the intake pipe, the right side of valve body is equipped with the second pipeline, and the second pipeline is the outlet duct, all be equipped with coupling mechanism on first pipeline and the second pipeline, through being provided with coupling mechanism, play the purpose of conveniently connecting different position natural gas pipelines, do benefit to the practicality that improves natural gas pipeline valve, be equipped with valve ball mechanism in the valve body, through being provided with valve ball mechanism, play the purpose that improves natural gas line valve leakproofness, prevent that natural gas from leaking, valve ball mechanism includes square case, square case fixed mounting is in the valve body, square incasement is equipped with first spring, and first spring is in compressed state, first spring's being equipped with the gag lever post, the cross-sectional shape of gag lever post is T shape, the one end and the square case sliding connection of gag lever post, the other end of gag lever post runs through square case and is equipped with the spheroid, through being provided with the spheroid, cooperation is sealed to fill up, the sealed pipe of being convenient for.

Preferably, a sealing pipe is arranged in the valve body, a sealing gasket is arranged at the bottom end of the sealing pipe, a guide pipe is arranged on the side face of the sealing pipe, one end of the guide pipe is communicated with the second pipeline, and the purpose of gas conduction is achieved through the guide pipe.

Preferably, the ball body is provided with a pull rod, the cross section of the pull rod is T-shaped, one end of the pull rod penetrates through the valve body, and the pull rod is provided with a slot, so that the plug-in connection of the plug-in rod is facilitated.

Preferably, the valve body is provided with a mounting plate, the mounting plate is provided with a second spring, and the second spring is in a stretching state.

Preferably, one end of the second spring is provided with an inserting rod, the inserting rod is conveniently inserted into the slot, the purpose of fixing the pull rod is achieved, and one end of the inserting rod penetrates through the mounting plate.

Preferably, the connecting mechanism comprises two telescopic pipes, the two telescopic pipes are respectively arranged at one ends of the first pipeline and the second pipeline, and the telescopic pipes are matched with flanges to facilitate connection of natural gas pipelines in different directions and angles.

Preferably, the telescopic pipe is provided with a flange, and the telescopic pipe is convenient to be fixedly connected with a natural gas pipeline through the flange.

Compared with the prior art, the utility model has the beneficial effects that:

1. the connecting mechanism is arranged, so that the purpose of conveniently connecting natural gas pipelines in different directions and angles is achieved, and the practicability of the natural gas pipeline valve is improved.

2. The utility model has the advantages that the valve ball mechanism is arranged, so that the purpose of improving the tightness of the natural gas pipeline valve is achieved, and the leakage of natural gas is prevented.

Drawings

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

FIG. 2 is a bottom view of the seal tube of the present utility model;

FIG. 3 is an enlarged view of the utility model at A.

In the figure: 1. a valve body; 2. a flange; 3. a telescopic tube; 4. a first pipe; 5. a first spring; 6. a square box; 7. a limit rod; 8. a slot; 9. a pull rod; 10. sealing the tube; 11. a sphere; 12. a conduit; 13. a second pipe; 14. a rod; 15. a second spring; 16. and (3) mounting a plate.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Example 1

Please refer to fig. 1, fig. 2 and fig. 3, a leak-proof natural gas pipeline valve in the illustration, which comprises a valve body 1, the left side of valve body 1 is equipped with first pipeline 4, first pipeline 4 is the intake pipe, the right side of valve body 1 is equipped with second pipeline 13, second pipeline 13 is the outlet duct, all be equipped with coupling mechanism on first pipeline 4 and the second pipeline 13, through being provided with coupling mechanism, play the purpose of conveniently connecting the natural gas pipeline in different positions, do benefit to the practicality that improves natural gas pipeline valve, be equipped with valve ball mechanism in the valve body 1, through being provided with valve ball mechanism, play the purpose that improves natural gas pipeline valve leakproofness, prevent natural gas leakage, valve ball mechanism includes square case 6, square case 6 fixed mounting is in valve body 1, be equipped with first spring 5 in the square case 6, first spring 5 is in compressed state, be equipped with gag lever 7 of first spring 5, the cross-section shape of gag lever 7 is the T shape, the one end and square case 6 sliding connection of gag lever 7, the other end of gag lever 7 runs through square case 6 and is equipped with spheroid 11, through being provided with spheroid 11, cooperation sealing pad, the sealing tube 10 is convenient for.

Wherein, be equipped with sealed pipe 10 in the valve body 1, sealed pipe 10's bottom is equipped with sealed pad, sealed pipe 10's side is equipped with pipe 12, pipe 12's one end intercommunication second pipeline 13, through being provided with pipe 12, play the purpose of conducting gas, be equipped with pull rod 9 on the spheroid 11, the cross-sectional shape of pull rod 9 is T shape, valve body 1 is run through to the one end of pull rod 9, slot 8 has been seted up on the pull rod 9, through being provided with slot 8, be convenient for peg graft of peg 14, be equipped with mounting panel 16 on the valve body 1, be equipped with second spring 15 on the mounting panel 16, second spring 15 is in tensile state, second spring 15's one end is equipped with peg 14, through being provided with peg 14, be convenient for peg graft in slot 8, reach the purpose of fixed pull rod 9, peg 14's one end runs through mounting panel 16.

When the natural gas pipeline valve is used: the inserted link 14 is pulled firstly, one end of the inserted link 14 is pulled away from the slot 8, the pull link 9 is pressed down, the pull link 9 drives the ball 11 to leave the bottom end of the sealing tube 10 until the ball 11 moves down to a proper position, the plug 14 is loosened, the plug 14 is plugged into the slot 8 under the action force of the second spring 15, the purpose of fixing the pull link 9 and the ball 11 is achieved, natural gas enters the valve body 1 through the first pipeline 4 and enters the second pipeline 13 through the sealing tube 10 and the conduit 12 in the valve body 1, and then is transmitted through the second pipeline 13, when the valve is to be closed, the plug 14 is pulled, the ball 11 seals the sealing tube 10 under the action force of the first spring 5 in cooperation with the sealing pad, the purpose of closing the valve is achieved, and the ball 11 is tightly attached to the bottom end of the sealing tube 10 under the pressure of the first spring 5 and the natural gas under the action of the left side of the valve body 1, the purpose of improving the sealing performance of the natural gas pipeline valve is achieved, and natural gas leakage is prevented.

Example 2

Referring to fig. 1, this embodiment further illustrates an embodiment 1, which includes a valve body 1, a first pipe 4 is disposed on a left side surface of the valve body 1, the first pipe 4 is an air inlet pipe, a second pipe 13 is disposed on a right side surface of the valve body 1, the second pipe 13 is an air outlet pipe, connecting mechanisms are disposed on the first pipe 4 and the second pipe 13, the purpose of conveniently connecting natural gas pipes in different directions is achieved by the connecting mechanisms, the practicality of the natural gas pipe valve is improved, a valve ball mechanism is disposed in the valve body 1, the purpose of improving the tightness of the natural gas pipe valve is achieved by the valve ball mechanism, natural gas leakage is prevented, the valve ball mechanism includes a square box 6, the square box 6 is fixedly mounted in the valve body 1, a first spring 5 is disposed in a compressed state in the square box 6, a limit rod 7 is disposed on the first spring 5, a section of the limit rod 7 is in a T shape, one end of the limit rod 7 is slidably connected with the square box 6, the other end of the limit rod 7 penetrates the square box 6 and is provided with a ball 11, and the ball 11 is disposed in the square box is matched with a sealing pad, and the sealing pipe 10 is convenient to seal the sealing pipe.

Wherein, coupling mechanism includes flexible pipe 3, and flexible pipe 3's number is two, and two flexible pipes 3 install respectively in the one end of first pipeline 4 and second pipeline 13, through being provided with flexible pipe 3, cooperation flange 2 is convenient for connect different positions and angle natural gas pipeline, is equipped with flange 2 on flexible pipe 3, through being provided with flange 2, is convenient for with natural gas pipeline fixed connection.

In this embodiment, when the natural gas pipeline valve, through being provided with flexible pipe 3, flexible pipe 3 has the purpose of compensation angle and length, and cooperation flange 2 is convenient for connect different positions and angle natural gas pipeline.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A leak-proof natural gas pipeline valve, comprising:

valve body (1), the left surface of valve body (1) is equipped with first pipeline (4), the right flank of valve body (1) is equipped with second pipeline (13), all be equipped with coupling mechanism on first pipeline (4) and second pipeline (13), be equipped with valve ball mechanism in valve body (1), valve ball mechanism includes square case (6), square case (6) fixed mounting is in valve body (1), be equipped with first spring (5) in square case (6), be equipped with gag lever post (7) of first spring (5), the one end and the square case (6) sliding connection of gag lever post (7), the other end of gag lever post (7) runs through square case (6) and is equipped with spheroid (11).

2. A leak-proof natural gas pipeline valve as defined in claim 1, wherein: the valve is characterized in that a sealing tube (10) is arranged in the valve body (1), a sealing gasket is arranged at the bottom end of the sealing tube (10), a guide tube (12) is arranged on the side face of the sealing tube (10), and one end of the guide tube (12) is communicated with a second pipeline (13).

3. A leak-proof natural gas pipeline valve as defined in claim 1, wherein: the ball body (11) is provided with a pull rod (9), one end of the pull rod (9) penetrates through the valve body (1), and the pull rod (9) is provided with a slot (8).

4. A leak-proof natural gas pipeline valve as defined in claim 1, wherein: the valve body (1) is provided with a mounting plate (16), and the mounting plate (16) is provided with a second spring (15).

5. A leak-proof natural gas pipeline valve as defined in claim 4, wherein: one end of the second spring (15) is provided with a plug rod (14), and one end of the plug rod (14) penetrates through the mounting plate (16).

6. A leak-proof natural gas pipeline valve as defined in claim 1, wherein: the connecting mechanism comprises two telescopic pipes (3), and the two telescopic pipes (3) are respectively arranged at one ends of the first pipeline (4) and the second pipeline (13).

7. A leak-proof natural gas pipeline valve as defined in claim 6, wherein: the telescopic pipe (3) is provided with a flange (2).