CN220436261U - Gas pipeline leakage detection device - Google Patents
Gas pipeline leakage detection device Download PDFInfo
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- CN220436261U CN220436261U CN202322055937.6U CN202322055937U CN220436261U CN 220436261 U CN220436261 U CN 220436261U CN 202322055937 U CN202322055937 U CN 202322055937U CN 220436261 U CN220436261 U CN 220436261U
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- 238000001514 detection method Methods 0.000 title claims abstract description 62
- 239000000428 dust Substances 0.000 claims abstract description 15
- 238000009434 installation Methods 0.000 claims abstract description 7
- 238000007789 sealing Methods 0.000 claims description 28
- 239000003245 coal Substances 0.000 description 8
- 238000007664 blowing Methods 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 3
- 230000007246 mechanism Effects 0.000 description 3
- 239000000523 sample Substances 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000005086 pumping Methods 0.000 description 1
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Abstract
The utility model provides a gas pipeline leakage detection device, including the pipeline and install the detection case in the pipeline top, both sides at the top of pipeline all install the backup pad, and the position that is close to the top in the outside of one side backup pad installs first motor, the output shaft of first motor runs through behind this backup pad with install the first lead screw between the backup pad of both sides, the surface suit slider of first lead screw, install the detection case in bottom one side of slider, the gas detector is installed at detection incasement top, install the alarm in detection incasement bottom intermediate position installation blast air seat, the top installation filter screen in the blast air seat, the lateral wall at the detection case is installed the third motor, the output shaft of third motor extends to detection incasement portion and installs the second lead screw, second lead screw surface suit slider, and install the second motor in slider bottom, the output shaft installation blade of second motor. The utility model can reduce the dust content in the detected air and improve the detection precision of gas pipeline leakage.
Description
Technical Field
The utility model relates to a detection device, in particular to a gas pipeline leakage detection device, and belongs to the technical field of gas pipeline detection.
Background
According to statistical data in recent years, among various coal mine accidents, coal mine accidents caused by gas explosion account for about 47% of the total number of coal mine accidents. In order to ensure safe production, the related research on gas is paid attention to by units and departments at all levels of a coal mine, at present, the most common measure in the coal mine production is to pump out the gas by using a special pipeline so as to ensure the safe operation of the coal mine, the gas pipeline is a special pipeline for pumping out the gas in the coal mine, and the performance of the gas pipeline directly influences the safe production of the coal mine, so that a detection device is needed to detect the leakage of the gas pipeline.
The gas leakage detection device in the prior art is as a gas extraction pipeline leakage detector disclosed in publication No. CN216198062U, the detector is driven to move left and right to detect through the transmission mechanism, when the detector detects gas leakage, the electric telescopic rod is started to drive the first sealing ring to move downwards to seal the position detected by the detector, meanwhile, the electromagnet is started to adsorb the second sealing ring to seal the position detected by the detector, after the detector detects that the pipeline leaks, a worker maintains the pipeline before, but more gas in the pipeline on the way of the worker leaks, so that more gas is wasted, and the effects of detecting the gas and sealing the surface of the pipeline to prevent the gas leakage are achieved.
Most of the existing gas pipeline detection mechanisms are used in environments with high dust content, and if dust in gas is not filtered, probes of a gas detector are easily polluted, so that the leakage detection precision of the gas pipeline is affected.
Disclosure of Invention
Aiming at the problems in the prior art, the utility model provides the gas pipeline leakage detection device which can reduce the dust content in detected air and improve the detection precision of gas pipeline leakage.
In order to achieve the above purpose, the present utility model is realized by the following technical scheme: the utility model provides a gas pipeline leakage detection device, including the pipeline and install the detection case in the pipeline top, both sides at the top of pipeline all install the backup pad, and the position that is close to the top in the outside of one side backup pad is installed first motor, the output shaft of first motor runs through behind this backup pad and installs the first lead screw between the backup pad of both sides, the surface suit slider of first lead screw, the slider can slide back and forth on first lead screw, install the detection case in bottom one side of slider, make the detection case in the top of pipeline, but not contact with the pipeline, the gas detector is installed at the top in the detection case, install the alarm in the detection case bottom intermediate position installation blast seat in the detection case, the filter screen is installed at top in the blast seat, the lateral wall at the detection case is installed the third motor, the output shaft of third motor extends to the detection incasement portion and installs the second lead screw, second lead screw surface suit slider, and install the second motor in slider bottom, the output shaft installation blade of second motor.
Preferably, a second limiting rod is arranged in the middle of the inside of the detection box, and the second limiting rod is inserted into the inner top of the sliding block.
Preferably, a dust screen is installed near the top of the detection box through a through hole.
Preferably, a first limiting rod is arranged between the two side supporting plates and above the first screw rod, and the first limiting rod is sleeved in the sliding block.
Preferably, the sealing ring is installed on one side, far away from the detection box, of the bottom of the sliding block through the connecting frame, the sealing ring is sleeved on the outer surface of the pipeline, the sealing ring can slide along the pipeline along with the movement of the sliding block, and the sealing bag is installed on the inner surface of the sealing ring.
Preferably, an inflation box is arranged in the middle of the front surface of the sealing ring, a battery is arranged at the top in the inflation box, a micro air pump is arranged at the bottom in the inflation box, and the output end of the micro air pump is connected with the sealing bag through an inflation tube.
Preferably, the input end of the miniature air pump is provided with an air inlet pipe, and the tail end of the air inlet pipe is provided with a filter on the outer surface of the air charging box.
Compared with the prior art, the utility model can filter the dust in the detected gas by arranging the blast seat and the filter screen, so as to solve the problems that most gas pipeline detection mechanisms are used in environments with higher dust content, if the dust in the gas is not filtered, the probe of the gas detector is easy to pollute and the detection precision of gas pipeline leakage is affected, the dust content in detected air is reduced, and the detection precision of gas pipeline leakage is improved; according to the utility model, the motor C, the screw rod B, the sliding block, the blades and the motor B are arranged, so that the filter screen can be cleaned in a back blowing way, the problem that the filter screen is blocked easily due to more dust in the filter screen after long-time use, and the follow-up continuous detection of the gas detector is influenced is solved, the dust content in the filter screen is reduced, and the detection precision of the gas detector is improved.
Drawings
FIG. 1 is a schematic diagram of a front view of the present utility model;
FIG. 2 is a schematic cross-sectional view of the inflator of the present utility model;
FIG. 3 is a schematic cross-sectional view of a detection case of the present utility model;
FIG. 4 is a schematic cross-sectional view of a seal ring of the present utility model.
Reference numerals: 1. pipeline, 2, first lead screw, 3, gas tube, 4, the gas tank, 5, sealing ring, 6, detection case, 7, slider, 8, link, 9, first gag lever post, 10, first motor, 11, backup pad, 12, miniature air pump, 13, filter, 14, intake pipe, 15, battery, 16, second lead screw, 17, blast seat, 18, filter screen, 19, second motor, 20, third motor, 21, dust screen, 22, slider, 23, blade, 24, gas detector, 25, second gag lever post, 26, alarm, 27, sealing bag.
Detailed Description
The technical scheme of the utility model is further described below with reference to the attached drawings and specific embodiments.
Example 1
As shown in fig. 1-4, the gas pipeline leakage detecting device comprises a pipeline 1 and a detecting box 6 arranged above the pipeline 1, wherein supporting plates 11 are arranged on two sides of the top of the pipeline 1, a first motor 10 is arranged at a position, close to the top, of the outer side of one supporting plate 11, an output shaft of the first motor 10 penetrates through the supporting plates 11 and then is connected with a first screw rod 2 arranged between the supporting plates 11 on two sides, a sliding block 7 is sleeved on the outer surface of the first screw rod 2, the sliding block 7 can slide back and forth on the first screw rod 2, the detecting box 6 is arranged on one side of the bottom of the sliding block 7, the detecting box 6 is arranged above the pipeline 1 but is not contacted with the pipeline 1, a gas detector 24 is arranged at the inner top of the detecting box 6, an alarm 26 is arranged at the inner bottom of the detecting box 6, a blast seat 17 is arranged at the middle position, a filter screen 18 is arranged at the inner top of the blast seat 17, a third motor 20 is arranged on the side wall of the detecting box 6, the output shaft of the third motor 20 extends to the inner side of the detecting box 6 and is provided with a second screw rod 16, a sliding block 22 is sleeved on the outer surface of the second screw rod 16, and a second output shaft of the sliding block 22 is sleeved on the second motor 22, and a second blade 19 is arranged at the bottom of the second output shaft 19.
A second limiting rod 25 is arranged in the middle of the inside of the detection box 6, the second limiting rod 25 is inserted into the inner top of the sliding block 22, the sliding block 22 can be limited by arranging the second limiting rod 25, the sliding block 22 can be conveniently moved,
in order to further prevent dust in the detection box 6, the utility model is to install a dust screen 21 near the top of the detection box 6 through a through hole.
The first limiting rod 9 is arranged above the first screw rod 2 and located between the two side supporting plates 11, the first limiting rod 9 is sleeved in the sliding block 7, and the first limiting rod 9 is arranged to limit the sliding block 7, so that the sliding block 7 can move conveniently.
The working principle of the gas pipeline leakage detection device based on the embodiment 1 is as follows: when the novel air conditioner is used, the first motor 10 is started, the first screw rod 2 is driven to rotate through the first motor 10, the sliding block 7 is driven to move back and forth on the first screw rod 2 while the first screw rod 2 rotates, the detection box 6 is driven to move through the sliding block 7, the air blowing seat 17 is started, external air is conveyed to the inside of the detection box 6 through the air blowing seat 17, the gas is detected through the gas detector 24, the starting alarm 26 is controlled to alarm when the gas appears, the third motor 20 is started after a period of time, the second screw rod 16 is driven to rotate through the third motor 20, the sliding block 22 is driven to move through the second screw rod 16, the second motor 19 is started to drive the blade 23 to rotate, and the filter screen 18 inside the air blowing seat 17 is reversely blown through the blade 23, so that the filter screen 18 is cleaned.
Example 2
As shown in fig. 1-4, the gas pipeline leakage detection device according to the present utility model further includes: a sealing ring 5 is arranged at one side of the bottom of the sliding block 7 far away from the detection box 6 through a connecting frame 8, the sealing ring 5 is sleeved on the outer surface of the pipeline 1, the sealing ring 5 can slide along the pipeline 1 along with the movement of the sliding block 7, and a sealing bag 27 is arranged on the inner surface of the sealing ring 5; the middle of the front surface of the sealing ring 5 is provided with the air charging box 4, the top in the air charging box 4 is provided with the battery 15, the bottom in the air charging box 4 is provided with the micro air pump 12, the output end of the micro air pump 12 is connected with the sealing bag 27 through the air charging pipe 3, the pipeline 1 is sealed through the sealing bag 27, the input end of the micro air pump 12 is provided with the air inlet pipe 14, and the tail end of the air inlet pipe 14 is positioned on the outer surface of the air charging box 4 and is provided with the filter 13.
In this embodiment, when a leakage point is detected, the micro air pump 12 is started, external air is filtered through the filter 13 by the micro air pump 12 and the air inlet pipe 14, and then is conveyed to the inside of the sealing bag 27 by the air charging pipe 3, and the pipeline 1 is sealed by the sealing bag 27, so that the leakage point of the pipeline 1 is plugged.
Claims (7)
1. The utility model provides a gas pipeline leakage detection device, including pipeline (1) and install detection case (6) in pipeline (1) top, a serial communication port, both sides at the top of pipeline (1) all install backup pad (11), and position installation first motor (10) near the top in the outside of one side backup pad (11), the output shaft of first motor (10) runs through behind this backup pad (11) and installs first lead screw (2) between both sides backup pad (11) and be connected, the surface suit slider (7) of first lead screw (2), install detection case (6) in bottom one side of slider (7), gas detector (24) are installed at the top in detection case (6), install alarm (26) in detection case (6) bottom intermediate position installation blast seat (17), install filter screen (18) at the top in blast seat (17), install third motor (20) in the lateral wall of detection case (6), the output shaft of third motor (20) extends to detection case (6) inside and installs second lead screw (16), second motor (16) suit piece (22) and install in second output shaft (19) bottom piece (19).
2. The gas pipeline leakage detection device according to claim 1, wherein a second limiting rod (25) is arranged in the middle of the inside of the detection box (6), and the second limiting rod (25) is inserted into the inner top of the sliding block (22).
3. A gas pipeline leakage detection device according to claim 2, characterized in that a dust screen (21) is mounted near the top of the detection box (6) through a through hole.
4. A gas pipeline leakage detection device according to claim 3, characterized in that a first limit rod (9) is arranged above the first screw rod (2) between the support plates (11) at both sides, and the first limit rod (9) is sleeved in the sliding block (7).
5. A gas pipeline leakage detection device according to claim 3, characterized in that a sealing ring (5) is arranged on one side of the bottom of the sliding block (7) far away from the detection box (6) through a connecting frame (8), the sealing ring (5) is sleeved on the outer surface of the pipeline (1), and a sealing bag (27) is arranged on the inner surface of the sealing ring (5).
6. The gas pipeline leakage detection device according to claim 5, wherein an air charging box (4) is arranged in the middle of the front surface of the sealing ring (5), a battery (15) is arranged at the inner top of the air charging box (4), a micro air pump (12) is arranged at the inner bottom of the air charging box (4), and the output end of the micro air pump (12) is connected with a sealing bag (27) through an air charging pipe (3).
7. The gas pipeline leakage detection device according to claim 6, wherein the input end of the miniature air pump (12) is provided with an air inlet pipe (14), and the tail end of the air inlet pipe (14) is positioned on the outer surface of the gas charging box (4) and is provided with a filter (13).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322055937.6U CN220436261U (en) | 2023-08-02 | 2023-08-02 | Gas pipeline leakage detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322055937.6U CN220436261U (en) | 2023-08-02 | 2023-08-02 | Gas pipeline leakage detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220436261U true CN220436261U (en) | 2024-02-02 |
Family
ID=89701479
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322055937.6U Active CN220436261U (en) | 2023-08-02 | 2023-08-02 | Gas pipeline leakage detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220436261U (en) |
-
2023
- 2023-08-02 CN CN202322055937.6U patent/CN220436261U/en active Active
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