CN215061348U

CN215061348U - Automatic closing device for gas valve leakage detection

Info

Publication number: CN215061348U
Application number: CN202120125432.0U
Authority: CN
Inventors: 冯苑欣; 冯建铭
Original assignee: Zhongshan Minko Metal Products Co ltd
Current assignee: Zhongshan Minko Metal Products Co ltd
Priority date: 2021-01-18
Filing date: 2021-01-18
Publication date: 2021-12-07
Anticipated expiration: 2031-01-18

Abstract

The utility model discloses a gas valve detects leakage self-closing device relates to gas valve technical field. The utility model discloses a sealed post, the top of sealed post is fixed with electric putter, and electric putter's output is fixed with sealed post that pushes away, and sealed post that pushes away is located the inside of sealed post, and the sealed outside that pushes away the post is hugged closely with the inner wall of sealed post, and electric putter's last fixed surface has battery case, and battery case's inside is provided with the battery. The utility model discloses a first control button, second control button, first gasket, second gasket, spacing sleeve, top piece and traveller cooperation for the device is easy to assemble more, and possesses the function of strengthening the sealed effect of device junction, and when coal gas spills over from the junction, can extrude first control button or second control button with top piece and traveller jack-up in the spacing sleeve, start electric putter, block up the device second gas-supply pipe, reach self-closing device's effect.

Description

Automatic closing device for gas valve leakage detection

Technical Field

The utility model belongs to the technical field of the gas valve, especially, relate to a gas valve detects leakage self-closing device.

Background

The gas valve is a novel safe supporting device of gas pipeline engineering for cut, put through, the gas in the regulating line, good control characteristic has and closes sealing performance, spill over from the junction of gas valve usually when gas leakage, use gas valve leakage detection device usually when carrying out leak detection to the gas valve, but current gas valve leakage detection device can't carry out self-closing to the gas valve after detecting the gas valve leakage, and do not possess the function of strengthening the sealed effect of gas valve junction.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gas valve detects leaks self-closing device to current problem has been solved: the existing gas valve leakage detection device cannot automatically close a gas valve after detecting the leakage of the gas valve and does not have the function of strengthening the sealing effect of the connection part of the gas valve.

In order to solve the technical problem, the utility model discloses a realize through following technical scheme: an automatic closing device for detecting leakage of a gas valve comprises a sealing column, wherein an electric push rod is fixed at the top end of the sealing column, a sealing push column is fixed at the output end of the electric push rod, the sealing push column is located inside the sealing column, the outer side of the sealing push column is tightly attached to the inner wall of the sealing column, a battery shell is fixed on the upper surface of the electric push rod, a storage battery is arranged inside the battery shell, a first control button is fixed at the bottom end of one end of the battery shell, a second control button is fixed at the bottom end of the other end of the battery shell, the electric push rod, the first control button and the second control button are all connected with the storage battery through wires, a first gas pipe and a second gas pipe are respectively fixed on two sides of the sealing column, and interface sealing mechanisms are respectively assembled on the outer sides of the first gas pipe and the second gas pipe;

interface sealing mechanism is including first gasket, second gasket, two stationary blades, spacing sleeve, top piece and traveller, first gasket rotates with the second gasket to be connected, just first gasket is circular with the closed back shape of second gasket, two the stationary blade is fixed respectively in the side of first gasket and second gasket, the middle part at the second gasket upper surface is fixed to spacing sleeve, the top piece assembly is inside spacing sleeve, just the outside of top piece is hugged closely with spacing sleeve's inner wall, the upper surface at the top piece, two is fixed to the traveller the top of traveller is towards first control button and second control button respectively.

Furthermore, rubber sealing gaskets are fixed on the inner sides of one ends of the first sealing sheet and the second sealing sheet.

Furthermore, the rubber sealing gasket, the sealing pushing column and the top plate are all made of rubber materials.

Furthermore, a pressing plate is fixed at the top end of the sliding column.

Further, a semi-annular sealing groove is formed in the inner sides of the other ends of the first sealing piece and the second sealing piece, and annular sealing convex blocks are arranged on the outer sides of one ends of the first gas pipe and the second gas pipe.

Furthermore, the inner sides of one ends of the first air conveying pipe and the second air conveying pipe are provided with threads.

The utility model discloses following beneficial effect has:

the utility model discloses a first control button, second control button, first gasket, second gasket, spacing sleeve, top piece and traveller cooperation for the device is easy to assemble more, and possesses the function of strengthening the sealed effect of device junction, and when coal gas spills over from the junction, can extrude first control button or second control button with top piece and traveller jack-up in the spacing sleeve, start electric putter, block up the device second gas-supply pipe, reach self-closing device's effect.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of the present invention;

fig. 2 is a schematic view of an expanded structure of the interface sealing mechanism of the present invention;

fig. 3 is a schematic partial sectional view of the interface sealing mechanism of the present invention;

fig. 4 is a schematic cross-sectional view of the sealing post, the first gas pipe and the second gas pipe of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1. sealing the column; 2. a first gas delivery pipe; 3. a second gas delivery pipe; 4. an interface sealing mechanism; 5. an electric push rod; 6. sealing the push column; 7. a battery case; 8. a first control button; 9. a second control button; 10. a first sealing sheet; 11. a second sealing sheet; 12. a rubber gasket; 13. a fixing sheet; 14. a limiting sleeve; 15. a topsheet; 16. a traveler; 17. and (5) pressing the plate.

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 of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the utility model relates to a gas valve leakage detection automatic closing device, which comprises a sealing column 1, wherein an electric push rod 5 is fixed on the top end of the sealing column 1, a sealing push column 6 is fixed on the output end of the electric push rod 5, the sealing push column 6 is positioned inside the sealing column 1, the outer side of the sealing push column 6 is tightly attached to the inner wall of the sealing column 1, a battery casing 7 is fixed on the upper surface of the electric push rod 5, a storage battery is arranged inside the battery casing 7, a first control button 8 is fixed on the bottom end of one end of the battery casing 7, a second control button 9 is fixed on the bottom end of the other end of the battery casing 7, the electric push rod 5, the first control button 8 and the second control button 9 are all connected with the storage battery through wires, a first gas pipe 2 and a second gas pipe 3 are respectively fixed on two sides of the sealing column 1, threads are arranged on the inner sides of one ends of the first gas pipe 2 and the second gas pipe 3, the first gas pipe 2 and the second gas pipe 3 are conveniently connected with a gas pipeline, and the outer sides of the first gas pipe 2 and the second gas pipe 3 are respectively provided with an interface sealing mechanism 4;

specifically, the interface sealing mechanism 4 includes a first sealing sheet 10, a second sealing sheet 11, two fixing sheets 13, a limiting sleeve 14, a top sheet 15 and a sliding column 16, the first sealing sheet 10 is rotatably connected with the second sealing sheet 11, the inner sides of one ends of the first sealing sheet 10 and the second sealing sheet 11 are both fixed with a rubber sealing gasket 12, the sealing property connected with gas can be enhanced by the arrangement of the rubber sealing gasket 12, the shape of the closed first sealing sheet 10 and the second sealing sheet 11 is circular, the two fixing sheets 13 are respectively fixed on one side surfaces of the first sealing sheet 10 and the second sealing sheet 11, the limiting sleeve 14 is fixed in the middle of the upper surface of the second sealing sheet 11, the top sheet 15 is assembled inside the limiting sleeve 14, the outer side of the top sheet 15 is clung to the inner wall of the limiting sleeve 14, the rubber sealing gasket 12, the sealing push column 6 and the top sheet 15 are made of rubber, the sliding column 16 is fixed on the upper surface of the top sheet 15, the top ends of the sliding columns 16 are fixedly provided with an extrusion plate 17, the top ends of the two sliding columns 16 respectively face the first control button 8 and the second control button 9, when gas leaks from a joint, the gas enters between the first sealing sheet 10 and the second sealing sheet 11 and then enters the limiting sleeve 14 to jack the top sheet 15, so that the extrusion plate 17 is extruded on the first control button 8 or the second control button 9, the electric push rod 5 is started to push the sealing push column 6 to seal the second gas pipe 3, and automatic closing is completed;

further, the semi-annular sealing groove is formed in the inner sides of the other ends of the first sealing piece 10 and the second sealing piece 11, the annular sealing protruding blocks are arranged on the outer sides of one ends of the first gas pipe 2 and the second gas pipe 3, and the semi-annular sealing groove is matched with the annular sealing protruding blocks, so that the device can further seal the connecting position, and gas leakage is further avoided.

One specific application of this embodiment is: firstly, a first sealing sheet 10 is placed at the bottom ends of a first gas pipe 2 and a second gas pipe 3, an annular sealing convex block is clamped into a semi-annular sealing groove, then a second sealing sheet 11 is rotated, the first sealing sheet 10 and the first sealing sheet 10 are buckled at the outer sides of the first gas pipe 2 and the second gas pipe 3, a rubber sealing gasket 12 is attached to the surface of a gas pipe, the angle between the first sealing sheet 10 and the second sealing sheet 11 is adjusted, a squeezing plate 17 faces towards a first control button 8 or a second control button 9, then the first sealing sheet 10 and the second sealing sheet 11 are fixed by using screws, the connection part of the device and the gas pipe can be further sealed, when gas leaks at the connection part of the device and the gas pipe, the gas enters the limiting sleeve 14, a top sheet 15 is jacked up under the action of air pressure, a sliding column 16 is jacked up with the squeezing plate 17, the first control button 8 or the second control button 9 is squeezed by the squeezing plate 17, and starting the electric push rod 5 to push the sealing push column 6 to descend to seal the second gas pipe 3, so as to finish automatic closing.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a gas valve detects leakage self-closing device, includes sealing post (1), its characterized in that: the sealing device is characterized in that an electric push rod (5) is fixed at the top end of the sealing column (1), a sealing push column (6) is fixed at the output end of the electric push rod (5), the sealing push column (6) is located inside the sealing column (1), the outer side of the sealing push column (6) is tightly attached to the inner wall of the sealing column (1), a battery shell (7) is fixed on the upper surface of the electric push rod (5), a storage battery is arranged inside the battery shell (7), a first control button (8) is fixed at the bottom end of one end of the battery shell (7), a second control button (9) is fixed at the bottom end of the other end of the battery shell (7), the electric push rod (5), the first control button (8) and the second control button (9) are connected with the storage battery through wires, a first gas pipe (2) and a second gas pipe (3) are respectively fixed at two sides of the sealing column (1), the outer sides of the first air conveying pipe (2) and the second air conveying pipe (3) are both provided with an interface sealing mechanism (4);

the interface sealing mechanism (4) comprises a first sealing sheet (10), a second sealing sheet (11), two fixing sheets (13), a limiting sleeve (14), a top sheet (15) and a sliding column (16), the first sealing sheet (10) is rotatably connected with the second sealing sheet (11), the shape of the closed first sealing sheet (10) and the closed second sealing sheet (11) is circular, the two fixing sheets (13) are respectively fixed on one side surfaces of the first sealing sheet (10) and the second sealing sheet (11), the limiting sleeve (14) is fixed in the middle of the upper surface of the second sealing sheet (11), the top sheet (15) is assembled in the limiting sleeve (14), and the outer side of the top sheet (15) is tightly attached to the inner wall of the limiting sleeve (14), the sliding columns (16) are fixed on the upper surface of the top plate (15), and the top ends of the two sliding columns (16) face the first control button (8) and the second control button (9) respectively.

2. The automatic closing device for detecting the leakage of the gas valve as claimed in claim 1, wherein: and rubber sealing gaskets (12) are fixed on the inner sides of one ends of the first sealing sheet (10) and the second sealing sheet (11).

3. The automatic closing device for detecting the leakage of the gas valve as claimed in claim 2, wherein: the rubber sealing gasket (12), the sealing push column (6) and the top plate (15) are all made of rubber materials.

4. The automatic closing device for detecting the leakage of the gas valve as claimed in claim 1, wherein: the top end of the sliding column (16) is fixed with a squeezing plate (17).

5. The automatic closing device for detecting the leakage of the gas valve as claimed in claim 1, wherein: the semi-annular sealing groove is formed in the inner sides of the other ends of the first sealing piece (10) and the second sealing piece (11), and annular sealing convex blocks are arranged on the outer sides of one ends of the first gas conveying pipe (2) and the second gas conveying pipe (3).

6. The automatic closing device for detecting the leakage of the gas valve as claimed in claim 1, wherein: the inner sides of one ends of the first air conveying pipe (2) and the second air conveying pipe (3) are both provided with threads.