CN214467935U

CN214467935U - Gas leakage metering and detecting device

Info

Publication number: CN214467935U
Application number: CN202120610321.9U
Authority: CN
Inventors: 李娜
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-03-25
Filing date: 2021-03-25
Publication date: 2021-10-22
Anticipated expiration: 2031-03-25

Abstract

The utility model discloses a gas leakage measurement and detection device, which comprises a gas pipe, wherein the inner cavity of the gas pipe is movably connected with a valve body, the top of the valve body is provided with a handle, the joint position of the valve body, the inner wall and the outer wall of the gas pipe is provided with a sealing ring, the inner cavity of the gas pipe is provided with a flow port, the left side of the valve body is provided with a PVC pipeline, one end of the left side of the top of the PVC pipeline is fixedly connected with a U-shaped pipe, the inner cavity of the U-shaped pipe is provided with an aqueous solution, the surface of the aqueous solution of the left side of the inner cavity of the U-shaped pipe is provided with a sheet, the top of the sheet is fixedly connected with a linkage rod, the top of the left side of the U-shaped pipe is provided with a sealing plate, the top of the sealing plate is provided with a support rod, the top of the support rod is fixedly connected with a meter, the right side of the valve body is provided with an automatic pressure reducing valve, and the gas leakage can be accurately detected by matching use of each part, the pipeline can be maintained in time, and accidents caused by gas leakage are avoided.

Description

Gas leakage metering and detecting device

Technical Field

The utility model relates to a gas pipeline detects technical field, specifically is a gas leakage measurement detection device.

Background

The gas makes the essential articles in people's life, mainly include the main natural gas that supplies resident and industrial enterprise to use, artificial gas, liquefied petroleum gas, the domestic natural gas generally is put through the pipeline, connect through the flange between the pipelines, and there are seal rubber rings in the valve junction, the seal ring can guarantee the situation that can not take place the gas leakage in the short time, however the seal rubber ring is after using for a long time, may corrode the damage, need the maintainer to detect regularly, the natural gas has peculiar smell, if too much leakage can be through human sense organ, but a small amount of gas leakage is difficult to find, and the existing gas leakage metering device can only measure whether to leak, it is not very accurate to the measurement of quantity, in ordinary user's family, because the consciousness of user's security protection and the metering capacity to leaking gas are not perfect yet, there is a possibility that a person may cause a safety accident.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a gas leakage measurement detection device to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a gas leakage measurement detection device, includes the gas pipe, the inner chamber swing joint of gas pipe has the valve body, the top of valve body is provided with the handle, the valve body all is provided with the sealing washer with the position of gas pipe inner wall and outer wall handing-over department, the circulation mouth has been seted up to the inner chamber of gas pipe, the left of valve body is provided with the PVC pipeline, the left one end fixedly connected with U type pipe in PVC pipeline top, the inner chamber of U type pipe is provided with the aqueous solution, the left aqueous solution surface of U type pipe inner chamber is provided with the thin slice, the top fixedly connected with gangbar of thin slice, the left top of U type pipe is provided with the shrouding, the top of shrouding is provided with the bracing piece, the top fixedly connected with counter of bracing piece, the right-hand automatic relief pressure valve that is provided with of valve body.

Preferably, the PVC pipeline runs through the inner chamber of gas pipe and extends to the inner wall of pipeline, the one end of PVC pipeline bottom is provided with the closing plate, the position of PVC pipeline and gas pipe outer wall handing-over is provided with the rubber ring.

Preferably, the meter comprises an outer shell, an inductor is arranged on the inner wall of the outer shell, a metering sheet is movably connected to the inner cavity of the outer shell, and the outer ring of the metering sheet is tangent to the inner wall of the outer shell.

Preferably, the left side port of gas pipe is provided with the air inlet, the right side port of gas pipe is provided with the gas outlet.

Preferably, one end of the top of the linkage rod penetrates through the inner cavity of the sealing plate and the bottom of the gauge and extends to the inner cavity of the gauge.

Preferably, one end of the left side of the circulation port is communicated with the PVC pipeline, and one end of the right side of the circulation port extends to the screw of the valve body.

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

1. the gas leakage measurement and detection device is characterized in that when a valve body is completely closed, if gas leakage occurs at the position of a valve, leaked gas can enter a PVC pipeline through a flow opening, after the gas enters the PVC pipeline from the flow opening, secondary loss of the gas can be prevented by arranging a sealing plate and a rubber ring, so that inaccurate measurement is caused, the gas enters a U-shaped pipe along with the pipeline, an aqueous solution is arranged in an inner cavity of the U-shaped pipe, the main component of natural gas is mainly hydrocarbon which is insoluble in water, the gas pressure carried by the gas can extrude the aqueous solution on the right side so as to lift the horizontal plane on the left side, after the aqueous solution is unbalanced, the horizontal plane on the left side is lifted, a sheet is lifted, a linkage rod is driven to lift, a measurement sheet is arranged at the top of the linkage rod, the outer ring of the measurement sheet is tangent to an inductor, and the inductor can accurately obtain the lifting position and the corresponding scale number of the measurement sheet, and then detect the gas that leaks accurately, can be timely maintain the pipeline, avoid because of the emergence of the gas leakage and lead to the accident.

Drawings

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

FIG. 2 is an enlarged view of the point A in FIG. 1 according to the present invention;

fig. 3 is a cross-sectional view of the present invention.

In the figure: 1. a gas pipe; 101. an air inlet; 102. an air outlet; 2. a valve body; 201. a handle; 3. a seal ring; 4. a flow port; 5. PVC pipes; 6. a U-shaped pipe; 7. an aqueous solution; 8. a sheet; 9. a linkage rod; 10. closing the plate; 11. a support bar; 12. a meter; 121. an outer housing; 122. an inductor; 123. a metering sheet; 13. an automatic pressure reducing valve; 14. a sealing plate; 15. and (4) a rubber ring.

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

Example (b): referring to fig. 1-3, the present invention provides a technical solution: a gas leakage measurement and detection device comprises a gas pipe 1, an inner cavity of the gas pipe 1 is movably connected with a valve body 2, the top of the valve body 2 is provided with a handle 201, the joint positions of the valve body 2 and the inner wall and the outer wall of the gas pipe 2 are respectively provided with a sealing ring 3, the inner cavity of the gas pipe 1 is provided with a flow opening 4, the left side of the valve body 2 is provided with a PVC pipeline 5, one end of the left side of the top of the PVC pipeline 5 is fixedly connected with a U-shaped pipe 6, the inner cavity of the U-shaped pipe 6 is provided with a water solution 7, the surface of the water solution 7 of the left side of the inner cavity of the U-shaped pipe 6 is provided with a sheet 8, the top of the sheet 8 is fixedly connected with a linkage rod 9, the top of the left side of the U-shaped pipe 6 is provided with a sealing plate 10, the top of the sealing plate 10 is provided with a support rod 11, the top of the support rod 11 is fixedly connected with a meter 12, the right side of the valve body 1 is provided with an automatic pressure reducing valve 13, and the left port of the gas pipe 1 is provided with an air inlet 101, the right port of the gas pipe 1 is provided with an air outlet 102.

Wherein, the left end of the flow opening 4 is communicated with the PVC pipe through 5, and the right end of the flow opening 4 extends to the screw of the valve body 2.

In this embodiment, the position of

valve body

2 and 2 inner walls of gas pipe and outer wall handing-over department all is provided with sealing washer 3, and when the valve body was closed completely, if the situation of gas leakage appeared in the valve position, the gas of leaking can enter into PVC pipeline 5 through flow opening 4.

Wherein, PVC pipeline 5 runs through the inner chamber of gas pipe 1 and extends to the inner wall of pipeline, and the one end of 5 bottoms of PVC pipeline is provided with closing plate 14, and the position of PVC pipeline 5 and the handing-over of 1 outer wall of gas pipe is provided with rubber ring 15.

In this embodiment, after the gas enters the PVC pipe 5 from the flow port 4, the sealing plate 14 and the rubber ring 15 are arranged to prevent the gas from flowing away twice, which results in inaccurate measurement, and then the gas enters the U-shaped pipe 6 along with the pipe, the water solution 7 is arranged in the inner cavity of the U-shaped pipe 6, because the main component of the natural gas is mainly hydrocarbons, which are insoluble in water, and the gas pressure of the gas will press the water solution 7 on the right side, so that the water level on the left side rises.

The meter 12 comprises an outer shell 121, a sensor 122 is arranged on the inner wall of the outer shell 121, a metering sheet 123 is movably connected to the inner cavity of the outer shell 121, the outer ring of the metering sheet 123 is tangent to the inner wall of the outer shell 121, and one end of the top of the linkage rod 9 penetrates through the inner cavity of the sealing plate 10 and the bottom of the meter 12 and extends to the inner cavity of the meter 12.

In this embodiment, after aqueous solution 7 is unbalanced, the left horizontal plane rises, lifting thin slice 8, then drive the lifting of gangbar 9, the top of gangbar 9 is provided with measurement piece 123, the outer lane of measurement piece 123 is tangent with inductor 122, the inductor 122 can be accurate acquire the position that measurement piece 123 rises and the number of graduations that corresponds, and then detect the gas of leaking accurately, can be timely maintain the pipeline, avoid leaking the emergence that leads to the accident because of the gas.

The working principle is as follows: when the valve body is completely closed, if gas leakage occurs at the position of the valve, the leaked gas can enter the PVC pipeline 5 through the flow opening 4, after the gas enters the PVC pipeline 5 from the flow opening 4, the arrangement of the sealing plate 14 and the rubber ring 15 can prevent secondary loss of the gas, which causes inaccurate metering, then the gas enters the U-shaped pipe 6 along with the pipeline, the water solution 7 is arranged in the inner cavity of the U-shaped pipe 6, as the main component of natural gas is mainly hydrocarbons which are insoluble in water, the gas pressure carried by the gas can extrude the water solution 7 on the right side, so that the water level on the left side rises, when the water solution is unbalanced, the water level on the left side rises, the thin sheet 8 is lifted, the linkage rod 9 is driven to rise, the metering sheet 123 is arranged at the top of the linkage rod 9, the outer ring of the metering sheet 123 is tangent to the sensor 122, and the sensor 122 can accurately obtain the rising position of the metering sheet 123 and the corresponding scale degree, and then detect the gas that leaks accurately, can be timely maintain the pipeline, avoid because of the emergence of the gas leakage and lead to the accident.

In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

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

Claims

1. The utility model provides a gas leakage measures detection device, includes gas pipe (1), its characterized in that: the inner cavity of the gas pipe (1) is movably connected with a valve body (2), the top of the valve body (2) is provided with a handle (201), the joint positions of the valve body (2) and the inner wall and the outer wall of the gas pipe (1) are respectively provided with a sealing ring (3), the inner cavity of the gas pipe (1) is provided with a circulation port (4), the left side of the valve body (2) is provided with a PVC pipeline (5), one end of the left side of the top of the PVC pipeline (5) is fixedly connected with a U-shaped pipe (6), the inner cavity of the U-shaped pipe (6) is provided with a water solution (7), the surface of the water solution (7) of the left side of the inner cavity of the U-shaped pipe (6) is provided with a thin sheet (8), the top of the thin sheet (8) is fixedly connected with a linkage rod (9), the left top of the U-shaped pipe (6) is provided with a sealing plate (10), and the top of the sealing plate (10) is provided with a support rod (11), the top of the support rod (11) is fixedly connected with a meter (12), and the right side of the valve body (2) is provided with an automatic pressure reducing valve (13).

2. A gas leak measurement and detection apparatus as claimed in claim 1, wherein: PVC pipeline (5) run through the inner chamber of gas pipe (1) and extend to the inner wall of pipeline, the one end of PVC pipeline (5) bottom is provided with closing plate (14), the position of PVC pipeline (5) and gas pipe (1) outer wall handing-over is provided with rubber ring (15).

3. A gas leak measurement and detection apparatus as claimed in claim 1, wherein: the meter (12) comprises an outer shell (121), an inductor (122) is arranged on the inner wall of the outer shell (121), a metering sheet (123) is movably connected to the inner cavity of the outer shell (121), and the outer ring of the metering sheet (123) is tangent to the inner wall of the outer shell (121).

4. A gas leak measurement and detection apparatus as claimed in claim 1, wherein: the left side port of gas pipe (1) is provided with air inlet (101), the right side port of gas pipe (1) is provided with gas outlet (102).

5. A gas leak measurement and detection apparatus as claimed in claim 1, wherein: one end of the top of the linkage rod (9) penetrates through the inner cavity of the sealing plate (10) and the bottom of the gauge (12) and extends to the inner cavity of the gauge (12).

6. A gas leak measurement and detection apparatus as claimed in claim 1, wherein: the left end of the circulation port (4) is communicated with the PVC pipeline, and the right end of the circulation port (4) extends to the screw of the valve body (2).