CN216566764U - Gas pipeline leakage safety arrangement - Google Patents
Gas pipeline leakage safety arrangement Download PDFInfo
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- CN216566764U CN216566764U CN202123038134.7U CN202123038134U CN216566764U CN 216566764 U CN216566764 U CN 216566764U CN 202123038134 U CN202123038134 U CN 202123038134U CN 216566764 U CN216566764 U CN 216566764U
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- gas pipeline
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Abstract
The utility model relates to the technical field of gas pipelines, in particular to a gas pipeline leakage safety protection device which comprises a protection box, wherein one side of the protection box is fixedly connected with a transition pipe. The utility model has the advantages that: the gas pipeline leakage protection device is characterized in that a plurality of the device is arranged on the whole gas pipeline and is connected with the gas pipeline through the flange when in connection, when a certain section of the gas pipeline is leaked, the pressure sensor and the gas flow sensor which are arranged on the protection devices at two ends of the leaked gas pipeline can transmit signals to the controller, so that the controller closes the electromagnetic control valve, the gas pipeline in front of the leaked gas pipeline, the leaked gas pipeline and the gas pipeline behind the leaked gas pipeline are blocked, gas is not transmitted by the leaked gas pipeline, the gas leakage is greatly reduced, disastrous accidents such as combustion, explosion and the like caused by gas leakage are avoided, and life and property safety of people are protected.
Description
Technical Field
The utility model relates to the technical field of gas pipelines, in particular to a safety protection device for gas pipeline leakage.
Background
The fuel gas mainly comprises three types of gas, liquefied petroleum gas and natural gas, the main component of the natural gas is methane, and a natural gas pipeline is used as a transmission and storage device of the natural gas required by daily life of people and becomes an indispensable part of the development of the modern society.
In the using process, the pipeline can generate failure problems such as perforation, fracture and the like due to corrosion and the like, so that gas leakage is caused, and even disastrous accidents such as combustion, explosion and the like can be caused.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art, provides a gas pipeline leakage safety protection device and effectively overcomes the defects in the prior art.
The purpose of the utility model is realized by the following technical scheme: the utility model provides a gas pipeline leaks safety arrangement, includes the protective housing, one side fixedly connected with of protective housing crosses the pipe, the both ends difference fixedly connected with flange of crossing the pipe, the both ends of crossing the pipe are provided with solenoid electric valve respectively, the surface of crossing the pipe is provided with pressure sensor and gas flow sensor, the inside bottom side of protective housing is provided with the controller, the surface joint of protective housing has the closing plate, the top fixedly connected with apron of closing plate, the top of apron is provided with the alarm.
Optionally, one side of the sealing plate is fixedly connected with the connecting frame, one side of the protective box is fixedly connected with the supporting plate, one side of the supporting plate is rotatably connected with a first lead screw through a bearing, one end of the first lead screw is fixedly connected with the knob, the other end of the first lead screw is fixedly connected with a second lead screw, and the outer surfaces of the first lead screw and the second lead screw are in threaded connection with the fixing frame.
Optionally, a heat dissipation groove is formed in one side of the protection box, a dust screen is fixedly connected to one side of the cover plate, the dust screen corresponds to the heat dissipation groove in position, the size of the dust screen is larger than that of the heat dissipation groove, elements inside the protection box can be cooled through the heat dissipation groove, and dust can be prevented from entering the protection box from the heat dissipation groove through the dust screen.
Optionally, one side of the supporting plate is fixedly connected with a guide rod, the guide rod penetrates through the fixing frame, the guide rod is connected with the fixing frame in a sliding mode, and the guide rod can ensure that the fixing frame cannot rotate along with the rotation of the first screw rod and the second screw rod, so that the fixing frame can only move linearly along the direction of the guide rod.
Optionally, the pressure sensor is electrically connected with the controller, the gas flow sensor is electrically connected with the controller, the controller is electrically connected with the electromagnetic control valve, and the controller is electrically connected with the alarm.
Optionally, the shape of closing plate is the font of returning, the size looks adaptation of closing plate internal dimension and protective housing external dimension, through the closing plate can carry out quick location work to the apron, the shape of link is the T shape of handstand, the shape of mount is the L shape of handstand.
Optionally, the turning directions of the first screw rod and the second screw rod are opposite, and the screw pitches of the first screw rod and the second screw rod are the same, so that the two fixing frames can move relatively and move for the same distance at the same time.
The utility model has the following advantages:
1. the gas pipeline leakage safety protection device is characterized in that a plurality of the devices are arranged on the whole gas pipeline and are connected with the gas pipeline through the flange when being connected, when a certain section of the gas pipeline is leaked, the pressure sensors and the gas flow sensors on the protection devices at two ends of the leaked gas pipeline transmit signals to the controller, so that the controller closes the electromagnetic control valve, the gas pipeline in front of the leaked gas pipeline, the leaked gas pipeline and the gas pipeline behind the leaked gas pipeline are blocked, the leaked gas pipeline does not transmit gas any more, the gas leakage condition is greatly reduced, and the problems of combustion, low safety and the like caused by gas leakage are avoided, The life and property safety of people is protected by disastrous accidents such as explosion and the like.
2. The gas pipeline leakage safety protection device is characterized in that the sealing plate, the cover plate, the connecting frame, the first screw rod, the knob, the second screw rod and the fixing frame are arranged in a matched mode, when the cover plate is installed, the sealing plate is firstly clamped with the protective box, the connecting frame corresponds to the fixing frame at the moment, then the knob is rotated to enable the first screw rod and the second screw rod to rotate simultaneously, at the moment, the two fixing frames can move simultaneously, along with the movement of the fixing frames, the tops of the fixing frames are attached to the bottom of the connecting frame, the connecting frame is fixed, the cover plate is installed, similarly, when the cover plate needs to be detached, the knob is reversed to enable the fixing frame to be separated from the connecting frame, then the cover plate is detached, and therefore the cover plate of the safety protection device is simple and convenient to install and detach, and then can be convenient for overhaul and change the work to the component that is located inside the guard box.
Drawings
FIG. 1 is a schematic view of a first perspective structure of the present invention;
FIG. 2 is a schematic view of a second perspective structure of the present invention;
FIG. 3 is a schematic cross-sectional view of the present invention;
FIG. 4 is a schematic structural diagram of the cover plate and its connecting members according to the present invention;
fig. 5 is a schematic diagram of the control principle of the present invention.
In the figure: 1-a protective box, 2-a transition pipe, 3-a flange, 4-an electromagnetic control valve, 5-a pressure sensor, 6-a gas flow sensor, 7-a controller, 8-a sealing plate, 9-a cover plate, 10-an alarm, 11-a connecting frame, 12-a supporting plate, 13-a first screw rod, 14-a knob, 15-a second screw rod, 16-a fixing frame, 17-a heat dissipation groove, 18-a dust screen and 19-a guide rod.
Detailed Description
The utility model will be further described with reference to the accompanying drawings, but the scope of the utility model is not limited to the following.
Example 1:
as shown in fig. 1-5, a gas pipeline leakage safety protection device comprises a protection box 1, one side of the protection box 1 is fixedly connected with a transition pipe 2, two ends of the transition pipe 2 are respectively fixedly connected with a flange 3, two ends of the transition pipe 2 are respectively provided with an electromagnetic control valve 4, the outer surface of the transition pipe 2 is provided with a pressure sensor 5 and a gas flow sensor 6, the bottom side inside the protection box 1 is provided with a controller 7, the outer surface of the protection box 1 is clamped with a sealing plate 8, the top end of the sealing plate 8 is fixedly connected with a cover plate 9, and the top of the cover plate 9 is provided with an alarm 10.
As an optional technical scheme of the utility model: one side fixedly connected with link 11 of closing plate 8, one side fixedly connected with backup pad 12 of protective housing 1, one side of backup pad 12 is rotated through the bearing and is connected with first lead screw 13, the one end fixedly connected with knob 14 of first lead screw 13, the other end fixedly connected with second lead screw 15 of first lead screw 13, the equal threaded connection of surface of first lead screw 13 and second lead screw 15 has mount 16.
As an optional technical scheme of the utility model: radiating groove 17 has been seted up to one side of protective housing 1, and one side fixedly connected with dust screen 18 of apron 9, dust screen 18 and radiating groove 17's position are corresponding, and dust screen 18's size is greater than radiating groove 17's size, can dispel the heat to the inside component of protective housing 1 through radiating groove 17, can prevent through dust screen 18 that the dust from entering into protective housing 1's inside from radiating groove 17.
As an optional technical scheme of the utility model: one side of the supporting plate 12 is fixedly connected with a guide rod 19, the guide rod 19 penetrates through the fixing frame 16, the guide rod 19 is in sliding connection with the fixing frame 16, the fixing frame 16 can not rotate along with the rotation of the first screw rod 13 and the second screw rod 15 through the guide rod 19, and the fixing frame 16 can only do linear motion along the direction of the guide rod 19.
As an optional technical scheme of the utility model: the pressure sensor 5 is electrically connected with the controller 7, the gas flow sensor 6 is electrically connected with the controller 7, the controller 7 is electrically connected with the electromagnetic control valve 4, and the controller 7 is electrically connected with the alarm 10.
As an optional technical scheme of the utility model: the shape of sealing plate 8 is the font of returning, and the size looks adaptation of sealing plate 8 internal dimension and protective housing 1 external dimension can carry out quick location work to apron 9 through sealing plate 8, and the shape of link 11 is the T shape of handstand, and the shape of mount 16 is the L shape of handstand.
As an optional technical scheme of the utility model: the turning directions of the first screw rod 13 and the second screw rod 15 are opposite, and the screw pitches of the first screw rod 13 and the second screw rod 15 are the same, so that the two fixing frames 16 can make relative movement and move for the same distance at the same time.
Example 2:
in this embodiment, the knob 14 is changed into a crank on the basis of the above technical solution, that is, one end of the first lead screw 13 is fixedly connected with the crank, and the first lead screw 13 and the second lead screw 15 can be continuously rotated by an operator through the crank, so as to further improve the efficiency of installing and detaching the cover plate 9.
The working process of the utility model is as follows:
be provided with a plurality of the device on whole gas pipeline, be connected with gas pipeline through flange 3 when connecting, when certain section gas pipeline reveals, pressure sensor 5 and gas flow sensor 6 on the protection device that is located the gas pipeline both ends of revealing will transmit signal for controller 7, and then make controller 7 close solenoid electric valve 4 to block the gas pipeline that is located before the gas pipeline of revealing, the gas pipeline of revealing and the gas pipeline behind the gas pipeline of revealing between the gas transmission work.
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 utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a gas pipeline leaks safety arrangement which characterized in that: including protective housing (1), one side fixedly connected with of protective housing (1) is excessive manages (2), the both ends difference fixedly connected with flange (3) of excessive pipe (2), the both ends of excessive pipe (2) are provided with solenoid electric valve (4) respectively, the surface of excessive pipe (2) is provided with pressure sensor (5) and gas flow sensor (6), the inside bottom side of protective housing (1) is provided with controller (7), the surface joint of protective housing (1) has closing plate (8), the top fixedly connected with apron (9) of closing plate (8), the top of apron (9) is provided with alarm (10).
2. The gas pipeline leakage safety protection device of claim 1, wherein: one side fixedly connected with link (11) of closing plate (8), one side fixedly connected with backup pad (12) of protective housing (1), one side of backup pad (12) is rotated through the bearing and is connected with first lead screw (13), the one end fixedly connected with knob (14) of first lead screw (13), the other end fixedly connected with second lead screw (15) of first lead screw (13), the equal threaded connection of surface of first lead screw (13) and second lead screw (15) has mount (16).
3. The gas pipeline leakage safety protection device of claim 1, wherein: radiating groove (17) have been seted up to one side of protective housing (1), one side fixedly connected with dust screen (18) of apron (9), dust screen (18) are corresponding with the position of radiating groove (17), the size of dust screen (18) is greater than the size of radiating groove (17).
4. The gas pipeline leakage safety protection device of claim 2, wherein: one side fixedly connected with guide bar (19) of backup pad (12), guide bar (19) run through mount (16), guide bar (19) and mount (16) sliding connection.
5. The gas pipeline leakage safety protection device of claim 1, wherein: pressure sensor (5) and controller (7) electric connection, gas flow sensor (6) and controller (7) electric connection, controller (7) and solenoid electric valve (4) electric connection, controller (7) and alarm (10) electric connection.
6. The gas pipeline leakage safety protection device of claim 2, wherein: the sealing plate (8) is in a shape of a Chinese character 'hui', the internal size of the sealing plate (8) is matched with the external size of the protective box (1), the connecting frame (11) is in an inverted T shape, and the fixing frame (16) is in an inverted L shape.
7. The gas pipeline leakage safety protection device of claim 2, wherein: the turning directions of the first screw rod (13) and the second screw rod (15) are opposite, and the screw pitches of the first screw rod (13) and the second screw rod (15) are the same.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123038134.7U CN216566764U (en) | 2021-12-06 | 2021-12-06 | Gas pipeline leakage safety arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123038134.7U CN216566764U (en) | 2021-12-06 | 2021-12-06 | Gas pipeline leakage safety arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216566764U true CN216566764U (en) | 2022-05-20 |
Family
ID=81592508
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123038134.7U Active CN216566764U (en) | 2021-12-06 | 2021-12-06 | Gas pipeline leakage safety arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216566764U (en) |
-
2021
- 2021-12-06 CN CN202123038134.7U patent/CN216566764U/en active Active
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