CN211289582U

CN211289582U - Gas leakage collecting and automatic closing device

Info

Publication number: CN211289582U
Application number: CN201920913642.9U
Authority: CN
Inventors: 李伟; 卜银河
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-18
Filing date: 2019-06-18
Publication date: 2020-08-18
Anticipated expiration: 2029-06-18

Abstract

A gas leak collection and automatic shutoff device, comprising: natural gas ooff valve (1), gas collection device (2), gas pipeline (3) switching is controlled in natural gas ooff valve (1) connection gas pipeline (3), gas collection device (2) is connected to gas pipeline one side, natural gas ooff valve is connected in gas collection device (2).

Description

Gas leakage collecting and automatic closing device

Technical Field

The utility model belongs to the technical field of the gas is leaked and is dealt with, concretely relates to gas leaks automatic collection device and self-closing gas switching device.

Background

At present, gas is commonly used in families and restaurants, but in the using process, the phenomena are as follows: first, the hose in family uses for a long time, and is aged and not changed in time. And secondly, a large number of leakage alarm devices are not installed. The third gas company detects whether gas leakage exists, but the interval period is long, and the fourth gas company keeps the gas in an open state, so that the valves are rarely closed conveniently. Accidents caused by gas leakage frequently occur.

The existing equipment realizes alarm by detecting the concentration of fuel gas in the air around the leakage point, and then closes the valve through the electromagnetic valve. The disadvantages of this device are two: firstly, the gas enters the indoor space to cause waste, and secondly, the electromagnetic valve consumes power and can generate electric sparks to detonate the gas.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model aims at providing a gas is leaked and is collected and self-closing device, when solving among the prior art natural gas and leak, the problem of timely self-closing natural gas has simple structure, simple to operate, prevents leaking advantages such as effectual.

(II) the adopted technical scheme

The utility model discloses a following technical scheme realizes above-mentioned purpose:

a gas leak collection and automatic shutoff device comprising: the natural gas switching valve is connected with the gas pipeline, the gas collecting device is connected to one side of the gas pipeline, and the gas collecting device is connected with the natural gas switching valve.

Further, a natural gas pipeline is arranged inside the gas pipeline, one end of the natural gas pipeline is connected with a natural gas switch valve, and the other end of the natural gas pipeline is connected with natural gas using equipment; the gas pipeline is internally provided with a gas guide pipe, gas guide holes are uniformly formed in the gas guide pipe, and one side of the gas guide pipe is connected with a gas collecting device through a connecting pipe.

Further, the gas pipeline is a sealed pipeline.

Furthermore, the gas collecting device comprises a box body, wherein a first sliding groove and a second sliding groove are symmetrically arranged on the upper side and the lower side of the box body, the first sliding grooves are connected through a first sliding plate, the second sliding grooves are connected through a second sliding plate, a first groove is formed in one side of the first sliding plate, a second groove is formed in the opposite side of the second sliding plate and the first sliding plate, the first groove and the second groove are connected through a switch suspension rod, the switch suspension rod is connected with a natural gas switch valve through a switch lead, a gas collector is further arranged between the first sliding plate and the second sliding plate, and the gas collector is connected with a gas guide pipe through a connecting pipe.

Further, the natural gas switch valve includes rotary switch, rotary switch is connected with natural gas line, control natural gas line break-make, rotary switch one side is equipped with the traction rod, traction rod one side coupling spring, the spring coupling spud pile, the spud pile sets up on peripheral fixture (like the wall), traction rod opposite side coupling switch lead wire, the switch lead wire links to each other with the switch pole of hovering among the gas collecting device.

(III) advantageous effects

The utility model aims at providing a gas leakage collecting and automatic closing device, which has the following beneficial effects;

the utility model discloses simple structure, simple to operate, it is low with low costs, prevent leaking effectually.

The utility model discloses can collect and leak the gas to in time close, prevent that the gas from getting into indoor space and causing the waste.

The utility model discloses a mechanical connection does not design power device, does not produce the electric spark in the work, reduces the potential safety hazard.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described 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 to obtain other drawings without creative efforts.

Fig. 1 is a schematic structural view of a gas leakage collecting and automatic closing device of the present invention.

Fig. 2 is a schematic view of the structure of the airway tube of the present invention.

Fig. 3 is a schematic structural view of the gas collecting device of the present invention.

Fig. 4 is a schematic view of the gas switch structure of the present invention.

In the figure: 1. a natural gas switching valve; 2. a gas collection device; 3. a gas pipeline; 4. a rotary switch; 5. fixing a column; 6. a spring; 7. a draw bar; 8. a switch lead; 9. an air duct; 10; an air vent; 11. a natural gas pipeline; 12. a box body; 13. a first sliding groove; 14. a second sliding groove; 15. a first sliding plate; 16. a second sliding plate; 17. a first groove; 18. a second groove; 19. a switch suspension lever; 20. a gas collector; 21. and (4) connecting the pipes.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

It will be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.

As shown in figures 1 to 4 of the drawings,

the utility model discloses a natural gas ooff valve 1, gas collection device 2, gas pipeline 3, natural gas ooff valve 1 connects gas pipeline 3, gas collection device 2 is connected to gas pipeline one side, gas collection device 2 connects the natural gas ooff valve.

The natural gas pipeline 11 is arranged in the gas pipeline 3 of the utility model, one end of the natural gas pipeline 11 is connected with the natural gas switch valve 1, and the other end is connected with natural gas using equipment; the gas pipeline 3 is internally provided with a gas guide tube 9, the gas guide tube 9 is evenly provided with gas guide holes 10, and one side of the gas guide tube 9 is connected with the gas collecting device 2 through a connecting pipe 21.

Gas pipeline 3 is sealed pipeline, and the air duct seals in gas pipeline, and natural gas pipe stretches out outside the gas pipe to connect gas equipment.

Gas collecting device 2 includes box 12, bilateral symmetry sets up first sliding tray 13 and second sliding tray 14 about the box, connect through first sliding plate 15 between the first sliding tray 13, connect through second sliding plate 16 between the second sliding tray 14, first sliding plate 15 one side is equipped with first recess 17, second sliding plate 16 and first sliding plate 15 offside are equipped with second recess 18, hang through the switch between first recess 17 and the second recess 18 and stop 19 and connect, the switch hangs stop 19 and links to each other with natural gas ooff valve 1 through switch lead 8, still be equipped with gas collector 20 between first sliding plate 15 and the second sliding plate 16, gas collector 20 passes through connecting pipe 21 and is connected with air duct 9.

The gas collector 20 of the present invention is a retractable gas container, such as a rubber ball or a balloon.

Natural gas ooff valve 1 includes rotary switch 4, rotary switch 4 is connected with natural gas line 11, controls the 11 break-make of natural gas line, rotary switch 4 one side is equipped with traction rod 7, traction rod 7 one side coupling spring 6, spring 6 connects spud pile 5, spud pile 5 sets up on fixture (like the wall) on every side, 7 opposite side coupling switch lead wires 8 of traction rod, switch lead wire 8 hangs the pole 19 with the switch among the gas collecting device 2 and links to each other.

The working process is as follows:

when gas leakage occurs, leaked gas enters the gas guide pipe through the gas guide hole and enters the gas collector under the action of air pressure, the gas collector expands to push the left sliding rod and the right sliding rod open, the switch hovering rod falls off, the rotary switch resets under the tension of the spring, and the gas pipeline is closed.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A gas leak collection and automatic shutoff device, comprising: natural gas ooff valve (1), gas collection device (2), gas pipeline (3) switching is controlled in natural gas ooff valve (1) connection gas pipeline (3), gas collection device (2) is connected to gas pipeline one side, natural gas ooff valve is connected in gas collection device (2).

2. The gas leakage collecting and automatic closing device according to claim 1, characterized in that a natural gas pipeline (11) is arranged inside the gas pipeline (3), one end of the natural gas pipeline (11) is connected with the natural gas switch valve (1), and the other end is connected with a gas device; the gas pipeline (3) is internally provided with a gas guide tube (9), the gas guide tube (9) is uniformly provided with gas guide holes (10), and one side of the gas guide tube (9) is connected with the gas collecting device (2) through a connecting pipe (21).

3. A gas leak collecting and automatic closing device, according to claim 2, characterized in that said gas duct (3) is a sealed duct.

4. The gas leakage collecting and automatic closing apparatus according to claim 3, wherein the gas collecting apparatus (2) comprises a case (12) having a first sliding groove (13) and a second sliding groove (14) symmetrically disposed at upper and lower sides thereof, the first sliding groove (13) is connected to the second sliding groove (14) by a first sliding plate (15), the second sliding groove (14) is connected to the second sliding plate (16) by a second sliding plate (16), a first groove (17) is formed at one side of the first sliding plate (15), a second groove (18) is formed at the opposite side of the second sliding plate (16) to the first sliding plate (15), the first groove (17) and the second groove (18) are connected by a switch suspension rod (19), the switch suspension rod (19) is connected to the natural gas switching valve (1) by a switch lead (8), and a gas collector (20) is further disposed between the first sliding plate (15) and the second sliding plate (16), the gas collector (20) is connected with the gas guide pipe (9) through a connecting pipe (21).

5. The gas leakage collecting and automatic closing device is characterized in that the natural gas switch valve (1) comprises a rotary switch (4), the rotary switch (4) is connected with a natural gas pipeline (11) to control the on-off of the natural gas pipeline (11), a pull rod (7) is arranged on one side of the rotary switch (4), a spring (6) is connected to one side of the pull rod (7), the spring (6) is connected with a fixing pile (5), the fixing pile (5) is arranged on a surrounding fixture, a switch lead (8) is connected to the other side of the pull rod (7), and the switch lead (8) is connected with a switch suspension rod (19) in the gas collecting device (2).