CN217559566U - Natural gas storage tank detection device - Google Patents

Natural gas storage tank detection device Download PDF

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Publication number
CN217559566U
CN217559566U CN202221329543.4U CN202221329543U CN217559566U CN 217559566 U CN217559566 U CN 217559566U CN 202221329543 U CN202221329543 U CN 202221329543U CN 217559566 U CN217559566 U CN 217559566U
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China
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natural gas
storage tank
gas
gas storage
detection device
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CN202221329543.4U
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Chinese (zh)
Inventor
郭丹丹
唐祎
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Individual
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Individual
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Abstract

The utility model discloses a natural gas storage tank detection device, which comprises a liquid injection port and a gas outlet which are arranged on a liquefied natural gas storage tank, wherein a liquid level detection device is arranged in the liquefied natural gas storage tank; the gas outlet is provided with a gas outlet connecting joint, and the outer wall of the gas outlet connecting joint is clamped with a first gas monitoring mechanism; and a second fuel gas monitoring mechanism is mounted on the outer wall of the liquefied natural gas storage tank. Through block first gas monitoring mechanism on the coupling of giving vent to anger and at liquefied natural gas storage tank outer wall installation second gas monitoring mechanism, can carry out real-time supervision to the gas outlet of liquefied natural gas storage tank and the whole jar of body, place the emergence gas leakage, guaranteed whole liquefied natural gas's storage safety, avoid because the dangerous emergence that leaks and arouse.

Description

Natural gas storage tank detection device
Technical Field
The utility model relates to a gas installation technical field especially relates to a natural gas storage tank detection device.
Background
Natural gas is an important energy source, many vehicles use fuel gas as main fuel, a gas filling station is a place for providing compressed natural gas or liquefied gas fuel for vehicles needing to be filled with gas, the natural gas is stored through a storage tank after being liquefied at low temperature in large-scale storage and transportation processes, the requirement on the sealing performance of the natural gas is very high, and if leakage occurs, explosion can be caused, and serious accidents are caused.
SUMMERY OF THE UTILITY MODEL
To above-mentioned defect or not enough, the utility model aims to provide a natural gas storage tank detection device.
In order to achieve the above purpose, the technical scheme of the utility model is that:
a natural gas storage tank detection device comprises a liquid injection port and a gas outlet which are arranged on a liquefied natural gas storage tank, wherein a liquid level detection device is arranged in the liquefied natural gas storage tank; the gas outlet is provided with a gas outlet connecting joint, and the outer wall of the gas outlet connecting joint is clamped with a first gas monitoring mechanism; and a second fuel gas monitoring mechanism is mounted on the outer wall of the liquefied natural gas storage tank.
The first gas monitoring mechanism comprises an annular detection body clamped with the gas outlet connecting joint, a display table is arranged on the annular detection body, and a controller connected with the display table is installed on the display table; a plurality of detection points are uniformly distributed on the inner wall of the annular detection body, detection sensor probes are installed at the detection points, and the detection sensor probes are connected with the controller.
The detection sensor probe is a gas flow sensor probe or a gas pressure sensor probe.
And the controller is connected with an alarm.
The second fuel gas monitoring mechanism is a natural gas sensor.
The second fuel gas monitoring mechanism is positioned at one side of the liquid injection port or the air outlet.
The outer wall of the liquefied natural gas storage tank is provided with a support frame.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a natural gas storage tank detection device, through the first gas monitoring mechanism of block on the coupling of giving vent to anger and at liquefied natural gas storage tank outer wall installation second gas monitoring mechanism, can carry out real-time supervision to the gas outlet of liquefied natural gas storage tank and the whole jar body, place the gas leakage, guaranteed whole liquefied natural gas's storage safety, avoid because the dangerous emergence that the leakage arouses.
Drawings
FIG. 1 is a schematic structural view of a natural gas storage tank detection device of the present invention;
fig. 2 is a schematic structural view of a first gas monitoring mechanism of the present invention;
fig. 3 is a schematic diagram of the annular detecting body structure of the present invention.
In the figure, 1 — a liquefied natural gas storage tank; 2-liquid injection port; 3, an air outlet; 4-liquid level detection device; 5, an air outlet connecting joint; 6-a first gas monitoring mechanism; 7-second gas monitoring means; 8, a support frame; 61-ring shaped detector; 62-a display stand; 63-a controller; 64-detecting point; 65-detecting the sensor probe; and 66, an alarm.
Detailed Description
The present invention will now be described in detail with reference to the drawings, wherein it is to be understood that the described embodiments are merely illustrative of some, and not restrictive, of the broad invention. 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.
As shown in fig. 1, the utility model provides a natural gas storage tank detection device, which comprises a liquid injection port 2 and a gas outlet 3 arranged on a liquefied natural gas storage tank 1, wherein a liquid level detection device 4 and a temperature detection device are arranged in the liquefied natural gas storage tank 1; the liquid injection port 2 is connected with a liquid injection pipeline 21, the gas outlet 3 is provided with a gas outlet connecting joint 5, and the outer wall of the gas outlet connecting joint 5 is clamped with a first gas monitoring mechanism 6; and a second fuel gas monitoring mechanism 7 is installed on the outer wall of the liquefied natural gas storage tank 1. The outer wall of the liquefied natural gas storage tank 1 is provided with a support frame 8.
As shown in fig. 2 and 3, the first gas monitoring means 6 includes a ring-shaped detection body 61 engaged with the gas outlet connection joint 5, a display stand 62 is provided on the ring-shaped detection body 61, and a controller 63 connected to the display stand 62 is mounted on the display stand 62; a plurality of detection points 64 are uniformly arranged on the inner wall of the annular detection body 61, detection sensor probes 65 are installed at the detection points 64, and the detection sensor probes 65 are connected with the controller 63.
Wherein, the annular detects body 61 inner wall and has evenly arranged 4 check points 11, can detect four positions of pipeline, has increased the sensitivity that detects to the inner wall sets up to the arc curved surface, and with give vent to anger the tangent setting of attach fitting, can detect a plurality of positions of pipeline of gas outlet, has increased the sensitivity and the accuracy that detect.
The utility model discloses in, detect sensor probe 65 and be gas flow sensor probe or gas pressure sensor probe. An alarm 66 is connected to the controller 63, and when gas leakage is detected, an alarm is given out and transmitted to a remote client through a wireless transmission module.
The second fuel gas monitoring mechanism 7 is a natural gas sensor, which is one type of gas sensor. The gas-sensitive material used is tin dioxide (SnO 2) which has a relatively low electrical conductivity in clean air. When combustible gas exists in the environment where the natural gas sensor is located, the conductivity of the natural gas sensor is increased along with the increase of the concentration of the combustible gas in the air, the change of the conductivity can be converted into an output signal corresponding to the concentration of the gas by using a simple circuit, the controller 63 displays the numerical value through the display table 62, and when a preset threshold value is reached, an alarm is given through the alarm 66.
The second gas monitoring mechanism 7 is positioned at one side of the liquid injection port 2 or the gas outlet 3. For safety, the outer wall of the liquefied natural gas storage tank 1 is provided with a support frame 8.
The utility model discloses a working process does:
first gas monitoring mechanism 6 sets up on gas outlet connection joint 5 of gas outlet 3, can detect gas pipeline through detecting sensor probe, when meetting there is the gap leakage, gas through the pipeline can shunt, velocity of flow and intraductal pressure can change, sensor probe can detect the change of pressure or flow this moment, and with detected signal transmission to controller 63, can be fast accurate find gas pipeline leakage position, save the work that later stage maintainer need accurate leakage position once more, also can realize rush repair, work efficiency is provided. In addition, a second fuel gas monitoring mechanism 7 is arranged on the outer wall of the liquefied natural gas storage tank 1 to monitor gas leaked in the air in the device, and alarm is given at any time to avoid serious leakage accidents.
It should be apparent to those skilled in the art that the above embodiments are only preferred embodiments of the present invention, and therefore, the modifications and changes that can be made by those skilled in the art to some parts of the present invention still embody the principles of the present invention, and the objects of the present invention are achieved, all falling within the scope of the present invention.

Claims (7)

1. The natural gas storage tank detection device is characterized by comprising a liquid injection port (2) and a gas outlet (3) which are arranged on a liquefied natural gas storage tank (1), wherein a liquid level detection device (4) is arranged in the liquefied natural gas storage tank (1); a liquid injection pipeline (21) is connected to the liquid injection port (2), an air outlet connecting joint (5) is arranged on the air outlet (3), and a first gas monitoring mechanism (6) is clamped on the outer wall of the air outlet connecting joint (5); and a second fuel gas monitoring mechanism (7) is installed on the outer wall of the liquefied natural gas storage tank (1).
2. The natural gas tank detection device according to claim 1, wherein the first gas monitoring means (6) includes a ring-shaped detection body (61) that engages with the gas outlet connection joint (5), a display stand (62) is provided on the ring-shaped detection body (61), and a controller (63) connected to the display stand (62) is mounted on the display stand (62); a plurality of detection points (64) are uniformly arranged on the inner wall of the annular detection body (61), detection sensor probes (65) are installed at the detection points (64), and the detection sensor probes (65) are connected with the controller (63).
3. The natural gas tank inspection device of claim 2, wherein the inspection sensor probe (65) is a gas flow sensor probe or a gas pressure sensor probe.
4. The natural gas tank inspection device according to claim 2, wherein an alarm (66) is connected to the controller (63).
5. The natural gas storage tank detection device according to claim 1, characterized in that the second fuel gas monitoring means (7) is a natural gas sensor.
6. The natural gas tank detection device according to claim 5, wherein the second fuel gas monitoring means (7) is located on the side of the liquid injection port (2) or the gas outlet port (3).
7. The natural gas storage tank detection device according to claim 1, wherein the outer wall of the liquefied natural gas storage tank (1) is provided with a support frame (8).
CN202221329543.4U 2022-05-30 2022-05-30 Natural gas storage tank detection device Active CN217559566U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202221329543.4U CN217559566U (en) 2022-05-30 2022-05-30 Natural gas storage tank detection device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202221329543.4U CN217559566U (en) 2022-05-30 2022-05-30 Natural gas storage tank detection device

Publications (1)

Publication Number Publication Date
CN217559566U true CN217559566U (en) 2022-10-11

Family

ID=83499045

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202221329543.4U Active CN217559566U (en) 2022-05-30 2022-05-30 Natural gas storage tank detection device

Country Status (1)

Country Link
CN (1) CN217559566U (en)

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