CN220623709U - Pipeline leakage signal acquisition device - Google Patents
Pipeline leakage signal acquisition device Download PDFInfo
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- CN220623709U CN220623709U CN202321819559.8U CN202321819559U CN220623709U CN 220623709 U CN220623709 U CN 220623709U CN 202321819559 U CN202321819559 U CN 202321819559U CN 220623709 U CN220623709 U CN 220623709U
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- fixedly connected
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- pipe
- control shell
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- 238000012423 maintenance Methods 0.000 claims description 29
- 238000007789 sealing Methods 0.000 claims description 9
- 239000000428 dust Substances 0.000 claims description 4
- 239000002699 waste material Substances 0.000 abstract description 8
- 239000007789 gas Substances 0.000 description 52
- 230000000694 effects Effects 0.000 description 6
- 238000009423 ventilation Methods 0.000 description 5
- 238000009434 installation Methods 0.000 description 3
- 239000002737 fuel gas Substances 0.000 description 2
- 208000006877 Insect Bites and Stings Diseases 0.000 description 1
- 230000032683 aging Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
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Abstract
The utility model relates to the technical field of gas pipelines, and provides a pipeline leakage signal acquisition device which comprises an overhaul box, wherein one side of the overhaul box is fixedly connected with an air inlet pipe, the other end of the air inlet pipe is fixedly connected with a control shell, and the top of the control shell is fixedly connected with an L-shaped pipe. The gas leakage is detected through the gas detector body, under the action of the controller, the electric push rod drives the piston block to move in the control shell, the gas inlet pipe is blocked, the gas is prevented from being continuously leaked to cause waste, then the gas inside the overhaul box is discharged under the action of the fan, after the gas is pumped out, the baffle plate is pressed to move downwards under the action of the air pressure, so that the outside air can enter the overhaul box, when the fan stops working, the baffle plate is enabled to block the rectangular opening again under the action of the reset spring, the gas leakage is prevented from being indoors, the use safety of equipment is improved, and the gas waste is reduced.
Description
Technical Field
The utility model relates to the technical field of gas pipelines, in particular to a pipeline leakage signal acquisition device.
Background
The gas pipe is a special pipeline for conveying combustible gas, and is a metal gas pipe hose used for replacing a traditional buckle mode rubber hose, so that the defects of easy falling, easy aging, easy insect bite, short service life of the rubber hose can be overcome.
The utility model discloses a gas leakage alarm device for gas pipeline through retrieving chinese patent number CN218845777U, relates to gas leakage alarm technical field, including gas pipeline device, fixed mounting has sealed cowling device on the outer wall between the gas pipeline device, the rear side movable mounting of sealed cowling device has ventilation unit, joint has pipeline sealing unit on the surface between the gas pipeline device. According to the utility model, through installing the ventilation device, the leaked fuel gas between the first pipeline and the second pipeline can be ventilated and discharged, the sliding plate moves on the sliding strip through the driving of the driving assembly, so that the ventilation hole is exposed, the installed fan can accelerate the discharge speed of the internal fuel gas, the pipeline sealing unit is installed, so that the first pipeline and the second pipeline can be connected together, and the two pipelines can be conveniently detached through sliding of the convex blocks in the clamping groove plate.
However, in the implementation related art, it is found that the above-mentioned gas leakage alarm device for a gas pipeline has the following problems: above-mentioned scheme is through installing ventilation unit, can ventilate the discharge with the gas that leaks because not sealing well between first pipeline and the second pipeline, it makes the sliding plate remove on the draw runner through drive assembly's drive, thereby expose the ventilation hole, and the fan of installation can accelerate the discharge rate of inside gas, but when in actual use, only discharge the gas that leaks the gas pipeline through the fan, lead to the inside negative pressure that forms of sealed cowling easily, the exhaust effect weakens, and can't in time close the gas after detecting the gas leakage and carry, cause the waste.
Disclosure of Invention
The utility model provides a pipeline leakage signal acquisition device, which solves the problems that in the prior art, when the device is in actual use, the gas leaked from a gas pipeline is discharged only through a fan, so that negative pressure is easily formed in a sealing cover, the exhaust effect is weakened, and the gas conveying cannot be closed in time after the gas leakage is detected, so that the waste is caused.
The technical scheme of the utility model is as follows: the utility model provides a pipeline leakage signal acquisition device, includes the maintenance case, one side fixedly connected with intake pipe of maintenance case, the other end fixedly connected with control shell of intake pipe, the top fixedly connected with L venturi tube of control shell, the bottom fixedly connected with return bend of control shell, L venturi tube with the lateral wall of return bend all is provided with the manometer, the inside wall of maintenance case is provided with the gas detector body, the interior top of maintenance case is provided with the controller, one side fixed mounting of control shell has electric putter, electric putter's output fixedly connected with piston piece, the inside of maintenance case is provided with air inlet mechanism, one side fixed mounting of maintenance case has the alarm body.
Preferably, a control valve is arranged on the outer side wall of the air inlet pipe, one end of the air inlet pipe extends to the inside of the overhaul box, the output end of the electric push rod extends to the inside of the control shell, and the piston block is in sliding connection with the control shell.
Preferably, one end of the L-shaped pipe penetrates through the maintenance box, and one end of the bent pipe penetrates through the maintenance box.
Preferably, the gas detector body, the controller and the electric push rod are electrically connected, and the gas detector body is matched with the alarm body.
Preferably, the air inlet mechanism comprises a fixed plate fixedly arranged on the inner top wall of the overhaul box, a sliding rod fixedly connected to one side of the fixed plate, two sliding blocks slidingly connected to the outer side walls of the sliding rod, a movable plate rotationally connected to the tops of the two sliding blocks, two reset springs sleeved on the outer side walls of the sliding rod, a mounting groove formed in the inner top wall of the overhaul box, two limiting rods fixedly connected to the inner top wall of the mounting groove, a baffle slidingly connected to the outer side walls of the limiting rods, and a sealing gasket fixedly connected to the tops of the baffle.
Preferably, the sliding rod is fixedly connected with the overhaul box, the movable plate is rotationally connected with the baffle, a rectangular opening is formed in the inner top wall of the mounting groove, and a dust screen is arranged in the rectangular opening.
Preferably, the installation port is formed in one side of the overhaul box, the fan is arranged in the installation port, the wind collecting shell is fixedly connected to one side of the overhaul box, the exhaust pipe is fixedly connected to the other side of the wind collecting shell, and the other end of the exhaust pipe is arranged outdoors.
Preferably, the front side of the maintenance box is provided with a maintenance plate, and the maintenance plate is fixedly connected with the maintenance box through bolts.
The working principle and the beneficial effects of the utility model are as follows:
according to the utility model, the gas leakage is detected through the gas detector body, under the action of the controller, the electric push rod drives the piston block to move in the control shell to seal the gas inlet pipe, waste caused by continuous leakage of gas is avoided, then the gas in the overhaul box is discharged under the action of the fan, after the gas is extracted, the baffle plate is pressed to move downwards under the action of air pressure, so that external air can enter the overhaul box, and when the fan stops working, the baffle plate is used for sealing the rectangular opening again under the action of the reset spring, so that gas leakage into a room is avoided, the use safety of equipment is improved, and the gas waste is reduced.
Drawings
The utility model will be described in further detail with reference to the drawings and the detailed description.
FIG. 1 is a schematic perspective view of the present utility model;
FIG. 2 is a schematic cross-sectional elevation view of the present utility model;
FIG. 3 is an enlarged schematic view of the structure of FIG. 2A according to the present utility model;
FIG. 4 is a schematic view of a baffle plate according to the present utility model;
in the figure: 1. an overhaul box; 2. an air inlet pipe; 3. a control housing; 4. an L-shaped pipe; 5. bending the pipe; 6. a pressure gauge; 7. a gas detector body; 8. a controller; 9. an electric push rod; 10. a piston block; 11. an air inlet mechanism; 111. a fixing plate; 112. a slide bar; 113. a slide block; 114. a movable plate; 115. a return spring; 116. a mounting groove; 117. a limit rod; 118. a baffle; 119. a sealing gasket; 12. an alarm body; 13. a rectangular opening; 14. a dust screen; 15. a mounting port; 16. a blower; 17. a wind collecting shell; 18. an exhaust pipe; 19. an access panel; 20. and a control valve.
Detailed Description
The technical solutions of the embodiments of the present utility model will be clearly and completely described below in conjunction with the embodiments of the present utility model, and it is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments. All other embodiments, which can be made by one of ordinary skill in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-4, the present utility model provides the following technical solutions, a device for collecting leakage signals of a pipeline: including maintenance case 1, one side fixedly connected with intake pipe 2 of maintenance case 1, the other end fixedly connected with control shell 3 of intake pipe 2, the top fixedly connected with L venturi tube 4 of control shell 3, the bottom fixedly connected with return bend 5,L venturi tube 4 of control shell 3 and the lateral wall of return bend 5 all are provided with manometer 6, the inside wall of maintenance case 1 is provided with gas detector body 7, the interior top of maintenance case 1 is provided with controller 8, one side fixed mounting of control shell 3 has electric putter 9, electric putter 9's output fixedly connected with piston block 10, the inside of maintenance case 1 is provided with air inlet mechanism 11, one side fixed mounting of maintenance case 1 has alarm body 12.
Specifically, the outer side wall of the air inlet pipe 2 is provided with a control valve 20, one end of the air inlet pipe 2 extends to the inside of the overhaul box 1, the output end of the electric push rod 9 extends to the inside of the control shell 3, and the piston block 10 is in sliding connection with the control shell 3.
The control valve 20 can close the air inlet pipe 2 when the inner wall of the overhaul box 1 is connected for overhaul, so that the safety of overhaul work is improved.
Specifically, one end of the L-shaped pipe 4 penetrates the service box 1, and one end of the bent pipe 5 penetrates the service box 1.
Specifically, the gas detector body 7, the controller 8 and the electric push rod 9 are electrically connected, and the gas detector body 7 is matched with the alarm body 12.
The gas detector body 7 detects gas, under the effect of the controller 8, the electric push rod 9 drives the piston block 10 to plug the gas inlet pipe 2, gas waste is reduced, and the alarm body 12 is controlled to give out an alarm.
Specifically, the air inlet mechanism 11 includes a fixed plate 111 fixedly installed on the inner top wall of the overhaul box 1, a sliding rod 112 fixedly connected to one side of the fixed plate 111, two sliding blocks 113 slidingly connected to the outer side walls of the sliding rod 112, a movable plate 114 rotatably connected to the tops of the two sliding blocks 113, two return springs 115 sleeved on the outer side walls of the sliding rod 112, a mounting groove 116 formed in the inner top wall of the overhaul box 1, two limiting rods 117 fixedly connected to the inner top wall of the mounting groove 116, a baffle 118 slidingly connected to the outer side walls of the two limiting rods 117, a sealing pad 119 fixedly connected to the top of the baffle 118, and a rectangular opening 13 formed in the inner top wall of the mounting groove 116, wherein a dust screen 14 is arranged in the rectangular opening 13.
When the fan 16 is in operation, the baffle 118 is pressed to move downwards under the action of external air pressure, so that external air can enter the maintenance box 1 to approach the air pressure, and when the fan 16 stops working, the slider 113 is driven by the reset spring 115 to move the movable plate 114, so that the baffle 118 can reseat the rectangular opening 13.
Specifically, a mounting port 15 is formed in one side of the overhaul box 1, a fan 16 is arranged in the mounting port 15, a wind collecting shell 17 is fixedly connected to one side of the overhaul box 1, an exhaust pipe 18 is fixedly connected to the other side of the wind collecting shell 17, and the other end of the exhaust pipe 18 is arranged outdoors.
When gas leakage is detected, the gas in the overhaul box 1 is conveyed outdoors under the action of the fan 16, so that the danger caused by the rising of the indoor gas index is avoided.
Specifically, the front side of the access box 1 is provided with an access plate 19, and the access plate 19 is fixedly connected with the access box 1 through bolts.
The arrangement of the access panel 19 facilitates the access to the connection structure inside the access box 1.
The working principle and the using flow of the utility model are as follows: it should be noted that all electrical equipment of the device is turned on through an external power supply, and various parameters are set, when leakage occurs in gas transmission, under the action of the gas detector body 7 and the controller 8, the electric push rod 9 drives the piston block 10 to move in the control shell 3, so as to seal the gas inlet pipe 2, and avoid waste caused by continuous leakage of gas;
the inside gas of maintenance case 1 is discharged under the effect of fan 16, avoids maintenance case 1 inside gas concentration too high, and after maintenance case 1 inside gas was taken out, under the effect of atmospheric pressure, the pressure moves baffle 118 downwardly moving, makes external air can enter into maintenance case 1, makes atmospheric pressure be close, and when fan 16 stopped working, makes slider 113 drive fly leaf 114 remove under reset spring 115's effect to make baffle 118 carry out the shutoff again to rectangular mouth 13, avoid the gas leakage indoor.
The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the utility model.
Claims (8)
1. The utility model provides a pipeline leakage signal collection system, includes maintenance case (1), its characterized in that, one side fixedly connected with intake pipe (2) of maintenance case (1), the other end fixedly connected with control shell (3) of intake pipe (2), the top fixedly connected with L venturi tube (4) of control shell (3), the bottom fixedly connected with return bend (5) of control shell (3), L venturi tube (4) with the lateral wall of return bend (5) all is provided with manometer (6), the inside wall of maintenance case (1) is provided with gas detector body (7), the interior top of maintenance case (1) is provided with controller (8), one side fixed mounting of control shell (3) has electric putter (9), the output fixedly connected with piston block (10) of electric putter (9), the inside of maintenance case (1) is provided with air inlet mechanism (11), one side fixed mounting of maintenance case (1) has alarm body (12).
2. The pipeline leakage signal acquisition device according to claim 1, wherein a control valve (20) is arranged on the outer side wall of the air inlet pipe (2), one end of the air inlet pipe (2) extends to the inside of the overhaul box (1), the output end of the electric push rod (9) extends to the inside of the control shell (3), and the piston block (10) is in sliding connection with the control shell (3).
3. A pipe leakage signal acquisition device according to claim 1, characterized in that one end of the L-shaped pipe (4) extends through the service box (1), and one end of the bent pipe (5) extends through the service box (1).
4. The device for collecting the leakage signal of the pipeline according to claim 1, wherein the gas detector body (7), the controller (8) and the electric push rod (9) are electrically connected, and the gas detector body (7) is matched with the alarm body (12).
5. The device for collecting the pipeline leakage signal according to claim 1, wherein the air inlet mechanism (11) comprises a fixed plate (111) fixedly installed on the inner top wall of the overhaul box (1), a sliding rod (112) fixedly connected to one side of the fixed plate (111), two sliding blocks (113) slidingly connected to the outer side walls of the sliding rod (112), a movable plate (114) rotatably connected to the tops of the two sliding blocks (113), two return springs (115) sleeved on the outer side walls of the sliding rod (112), a mounting groove (116) formed in the inner top wall of the overhaul box (1), two limiting rods (117) fixedly connected to the inner top wall of the mounting groove (116), a baffle plate (118) slidingly connected to the outer side walls of the two limiting rods (117), and a sealing gasket (119) fixedly connected to the tops of the baffle plate (118).
6. The device for collecting the pipeline leakage signals according to claim 5, wherein the sliding rod (112) is fixedly connected with the overhaul box (1), the movable plate (114) is rotatably connected with the baffle (118), a rectangular opening (13) is formed in the inner top wall of the mounting groove (116), and a dust screen (14) is arranged in the rectangular opening (13).
7. The pipeline leakage signal acquisition device according to claim 1, wherein a mounting opening (15) is formed in one side of the overhaul box (1), a fan (16) is arranged in the mounting opening (15), a wind collecting shell (17) is fixedly connected to one side of the overhaul box (1), an exhaust pipe (18) is fixedly connected to the other side of the wind collecting shell (17), and the other end of the exhaust pipe (18) is arranged outdoors.
8. A pipe leakage signal acquisition device according to claim 1, characterized in that the front side of the service box (1) is provided with a service plate (19), the service plate (19) and the service box (1) are fixedly connected by bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321819559.8U CN220623709U (en) | 2023-07-12 | 2023-07-12 | Pipeline leakage signal acquisition device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321819559.8U CN220623709U (en) | 2023-07-12 | 2023-07-12 | Pipeline leakage signal acquisition device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220623709U true CN220623709U (en) | 2024-03-19 |
Family
ID=90218934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321819559.8U Active CN220623709U (en) | 2023-07-12 | 2023-07-12 | Pipeline leakage signal acquisition device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220623709U (en) |
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2023
- 2023-07-12 CN CN202321819559.8U patent/CN220623709U/en active Active
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