CN216448960U - Comprehensive disaster control facility for closing coal mine shaft - Google Patents
Comprehensive disaster control facility for closing coal mine shaft Download PDFInfo
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- CN216448960U CN216448960U CN202123231208.9U CN202123231208U CN216448960U CN 216448960 U CN216448960 U CN 216448960U CN 202123231208 U CN202123231208 U CN 202123231208U CN 216448960 U CN216448960 U CN 216448960U
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- 239000003245 coal Substances 0.000 title claims abstract description 18
- 238000012544 monitoring process Methods 0.000 claims abstract description 78
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims abstract description 36
- 239000007789 gas Substances 0.000 claims abstract description 33
- 238000001514 detection method Methods 0.000 claims abstract description 20
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 19
- 230000000007 visual effect Effects 0.000 claims abstract description 17
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 claims abstract description 13
- RWSOTUBLDIXVET-UHFFFAOYSA-N Dihydrogen sulfide Chemical compound S RWSOTUBLDIXVET-UHFFFAOYSA-N 0.000 claims abstract description 13
- 229910002091 carbon monoxide Inorganic materials 0.000 claims abstract description 13
- 229910000037 hydrogen sulfide Inorganic materials 0.000 claims abstract description 13
- 238000002485 combustion reaction Methods 0.000 claims description 3
- 238000004891 communication Methods 0.000 claims description 3
- 238000005065 mining Methods 0.000 claims description 3
- 230000003287 optical effect Effects 0.000 claims description 3
- 239000013307 optical fiber Substances 0.000 claims description 3
- 230000001052 transient effect Effects 0.000 claims description 3
- 238000004062 sedimentation Methods 0.000 claims description 2
- 230000008901 benefit Effects 0.000 abstract description 6
- 239000000446 fuel Substances 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 206010003497 Asphyxia Diseases 0.000 description 1
- 208000027418 Wounds and injury Diseases 0.000 description 1
- 238000003915 air pollution Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 238000007667 floating Methods 0.000 description 1
- 208000014674 injury Diseases 0.000 description 1
- 244000144972 livestock Species 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 231100000572 poisoning Toxicity 0.000 description 1
- 230000000607 poisoning effect Effects 0.000 description 1
- 238000010248 power generation Methods 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000003449 preventive effect Effects 0.000 description 1
- 238000003911 water pollution Methods 0.000 description 1
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Abstract
The utility model discloses a comprehensive disaster control facility for closing a coal mine shaft, which comprises mobile detection equipment, a visual intelligent monitoring system and geophysical prospecting equipment, wherein the mobile detection equipment is connected with the monitoring system through a cable; the mobile detection equipment is used for manually detecting the escape points of harmful gases such as methane, carbon monoxide and hydrogen sulfide which form disaster factors around the shaft; the visual intelligent monitoring system is used for detecting disaster factors in real time; geophysical prospecting equipment is used for intermittently detecting underground water. The utility model has the advantages that the harmful gas escape points are manually detected by utilizing the mobile equipment, so that the sensor arrangement position of the visual intelligent monitoring system is determined, a foundation is laid for accurate monitoring, the underground water can be intermittently detected by monitoring the gas escape in real time, the hidden danger of the disaster can be timely found and correspondingly processed, and the secondary disaster can be avoided.
Description
Technical Field
The utility model relates to a coal mine disaster control technology, in particular to a comprehensive disaster control facility for closing a coal mine shaft.
Background
According to the safety management regulations of the coal mine, after the coal mine is closed, the shaft is required to be permanently plugged so as to eliminate potential safety hazards and ensure that gas burning, explosion, suffocation and secondary disaster accidents do not occur in the later period. For small coal mines where the coal seam is exhausted or low gas is not completely mined, the treatment mode basically meets the safety requirement of closing the coal mine. However, for high-gas or unexplored large coal mines, harmful escape of gas, carbon monoxide or hydrogen sulfide and the like still exists after the coal mines are closed, hidden danger of mine water emission exists, and secondary disasters can be caused. Therefore, further management and control measures are required to eliminate the hidden danger of secondary disasters.
Disclosure of Invention
The utility model aims to solve the problem that the existing closed coal mine still has potential safety hazards, and provides a comprehensive disaster management and control facility for closing a coal mine shaft. The method has the advantages that harmful gas escape points are artificially detected by utilizing the mobile equipment, so that the sensor setting position of the visual intelligent monitoring system is determined, a foundation is laid for accurate monitoring, real-time monitoring of gas escape and intermittent detection of underground water are realized, and in time, disaster hidden dangers are discovered and correspondingly processed, so that secondary disasters are avoided.
In order to achieve the purpose, the utility model adopts the following technical scheme.
A comprehensive disaster control facility for closing a coal mine shaft comprises mobile detection equipment, a visual intelligent monitoring system and geophysical prospecting equipment; the mobile detection equipment is used for manually detecting the escape points of harmful gases such as methane, carbon monoxide and hydrogen sulfide which form disaster factors around the shaft; the visual intelligent monitoring system is used for detecting disaster factors in real time; the geophysical prospecting equipment is used for intermittently detecting underground water.
By adopting the facility with the scheme, the harmful gas escape points are determined by utilizing the manual detection of the mobile equipment, so that the sensor setting position of the visual intelligent monitoring system is determined, a foundation is laid for accurate monitoring, the underground water can be intermittently detected by the real-time monitoring of the gas escape and the geophysical prospecting equipment, the hidden danger of the disaster can be timely found, the corresponding treatment can be carried out, and the secondary disaster can be avoided.
Preferably, the mobile detection device comprises a portable carbon monoxide detector and a hydrogen sulfide detector, and further comprises a portable methane detector or an optical methane detector. Is convenient to carry and reduces the labor intensity.
Preferably, the visual intelligent monitoring system comprises a mobile terminal, a monitoring host, a monitoring data server, a monitoring switch, a monitoring station and a camera, wherein the monitoring station is provided with a plurality of sensors for detecting methane, carbon monoxide and hydrogen sulfide respectively; the monitoring station and the camera are connected with a monitoring switch through optical fibers, the monitoring switch is connected with a monitoring data server through a network cable, the monitoring data server is connected with a monitoring host through the network cable, and the monitoring data server is also connected with a public network through the network cable; a firewall is arranged between the monitoring data server and the public network; the mobile terminal forms wireless communication with the monitoring data server through the public network. The system can form a 24-hour uninterrupted visual real-time monitoring system, can receive monitoring information through the monitoring platform industrial personal computer and the mobile terminal, and can realize double monitoring control of the monitoring platform industrial personal computer and the mobile terminal under the condition of giving authority to the mobile terminal, thereby forming a remote monitoring system; the method is beneficial to managers to master the field situation in real time, timely discover and process disaster hidden dangers and ensure the safety of closing the coal mine.
More preferably, the sensors are arranged according to escape points determined by manual detection results and are respectively arranged 0.2m above the escape points on the ground or the wall surface or 0.2m below the first layer of capping of the roofed building or structure. The monitoring result of the visual intelligent monitoring system is ensured to be accurate.
Preferably, the geophysical prospecting equipment is composed of a mining transient electromagnetic instrument. The distribution of accumulated water in the water storage tank is detected, preventive measures are taken in advance, for example, when the water storage tank reaches a gas and water balance state is predicted, and water treatment measures are taken in advance to avoid water burst or mine water pollution.
Preferably, the gas collecting and concentrating device further comprises a gas collecting and concentrating device, the gas collecting and concentrating device is connected with the explosion-proof and backfire-proof device through a collecting pipeline, the explosion-proof and backfire-proof device and an emptying pipeline, the collecting pipeline is used for collecting gas at the escaping points and is connected with the explosion-proof and backfire-proof device after being collected, and a one-way valve is arranged between the collecting pipeline and the explosion-proof and backfire-proof device; the emptying pipeline is used for emptying combustion or centralized air supply; the emptying burning point of the emptying pipeline is 3.5m higher than the ground. The gas which escapes from multiple points is converged and concentrated, and hidden dangers of surrounding air pollution and poisoning and injury to people and livestock caused by harmful gas floating can be eliminated through emptying and burning; or the civil or power generation is utilized, so that the economic benefit or social benefit of management and control is improved; this applies to a methane concentration of 1%.
Preferably, the device also comprises a multistage sedimentation tank. The mine water led out by the drilling water diversion measure for eliminating the water inrush danger is precipitated and discharged through multi-stage precipitation, so that the mine water is prevented from polluting the surrounding environment.
The utility model has the advantages that the harmful gas escape points are manually detected by utilizing the mobile equipment, so that the sensor arrangement position of the visual intelligent monitoring system is determined, and a foundation is laid for accurate monitoring; the secondary disaster is avoided by monitoring the gas escape in real time and intermittently detecting underground water, and timely finding out disaster hidden dangers and carrying out corresponding treatment.
Drawings
FIG. 1 is a schematic representation of the location of the methane, carbon monoxide and hydrogen sulfide sensors of the monitoring system in the facility above the ground escape point.
FIG. 2 is a schematic representation of the location of methane, carbon monoxide and hydrogen sulfide sensors above wall escape points in the monitoring system of the facility.
Fig. 3 is a network topology diagram of a monitoring system in the facility.
FIG. 4 is a schematic view of the gas collecting and concentrating device in the present facility.
Detailed Description
The utility model will be further described with reference to the drawings, but the utility model is not limited thereby within the scope of the embodiments described.
Referring to fig. 1, 2, 3 and 4, a comprehensive disaster management and control facility for closing a coal mine shaft comprises mobile detection equipment, a visual intelligent monitoring system and geophysical prospecting equipment; the mobile detection equipment is used for manually detecting the escape points of harmful gases such as methane, carbon monoxide and hydrogen sulfide which form disaster factors around the shaft; the visual intelligent monitoring system is used for detecting disaster factors in real time; the geophysical prospecting equipment is used for intermittently detecting underground water.
The mobile detection equipment comprises a portable carbon monoxide detector, a hydrogen sulfide detector and a portable methane detector or an optical methane detector.
The visual intelligent monitoring system comprises a mobile terminal 1, a monitoring host 2, a monitoring data server 3, a monitoring switch 4, a monitoring station 5 and a camera 6, wherein the monitoring station 5 is provided with a plurality of sensors 7 which are respectively used for detecting methane, carbon monoxide and hydrogen sulfide; the monitoring station 5 and the camera 6 are connected with the monitoring switch 4 through optical fibers, the monitoring switch 4 is connected with the monitoring data server 3 through a network cable, the monitoring data server 3 is connected with the monitoring host 2 through a network cable, the monitoring data server 3 is also connected with a public network through a network cable, and a firewall is arranged between the monitoring data server 3 and the public network; the mobile terminal 1 forms a wireless communication with the monitoring data server 3 through a public network. The sensors 7 of the monitoring station 5 are arranged according to the escape points determined by the manual detection results, and are respectively arranged 0.2m above the escape points on the ground or the wall surface, as shown in fig. 1 and 2, or 0.2m below the first layer of capping of the roofed building or structure. The geophysical prospecting equipment consists of a YCS10 mining transient electromagnetic instrument.
The gas at a plurality of escape points 8 is concentrated to an explosion-proof and backfire-proof device 10 through a confluence pipeline 9, and then is discharged or discharged and combusted through a discharge pipeline, wherein the height of the discharged or discharged and combusted is not less than 3.5 m; alternatively, the fuel is supplied through a gas supply line as a domestic fuel or as a fuel for a power station. The explosion-proof and backfire-proof device 10 is of a tank structure, a one-way valve is arranged at a connecting opening of the confluence pipeline 9 and the explosion-proof and backfire-proof device 10, and gas returns to the confluence pipeline 9, so that the explosion-proof and backfire-proof purposes are achieved. This applies to a methane concentration of 1%.
The facility of this embodiment also includes a multi-stage settling tank.
When in manual detection, the mobile detection equipment carries out full coverage detection within the range of 20m around the shaft, and is located 0.2m above the ground surface, 0.2m above the opening or crack of the structure or the wall surface of the structure and 0.2m below the first layer of capping of the structure or the structure with the top in the height direction.
When the concentration of methane is 1%, the gas at a plurality of escape points 8 is concentrated to an explosion-proof and backfire-proof device 10 through a confluence pipeline 9, and then is discharged and combusted through a discharge pipeline 11, wherein the height of the discharged and combusted gas is not less than 3.5 m; or as fuel for domestic use or for electricity generation. The explosion-proof and backfire-proof device 10 is of a tank structure, and a one-way valve is arranged at a connection opening of the confluence pipeline 9 and the explosion-proof and backfire-proof device 10 to prevent gas from returning to the confluence pipeline 9, so that the explosion-proof and backfire-proof purposes are achieved.
The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (7)
1. A comprehensive disaster control facility for closing a coal mine shaft is characterized by comprising mobile detection equipment, a visual intelligent monitoring system and geophysical prospecting equipment; the mobile detection equipment is used for manually detecting the escape points of harmful gases such as methane, carbon monoxide and hydrogen sulfide which form disaster factors around the shaft; the visual intelligent monitoring system is used for detecting disaster factors in real time; the geophysical prospecting equipment is used for detecting underground water.
2. The facility of claim 1, wherein the mobile detection device comprises a portable carbon monoxide detector and a hydrogen sulfide detector, and further comprises a portable methane detector or an optical methane detector.
3. The facility according to claim 1, wherein the visual intelligent monitoring system comprises a mobile terminal, a monitoring host, a monitoring data server, a monitoring switch, a monitoring station and a camera, wherein the monitoring station is provided with a plurality of sensors for detecting methane, carbon monoxide and hydrogen sulfide respectively; the monitoring station and the camera are connected with a monitoring switch through optical fibers, the monitoring switch is connected with a monitoring data server through a network cable, the monitoring data server is connected with a monitoring host through the network cable, and the monitoring data server is also connected with a public network through the network cable; a firewall is arranged between the monitoring data server and the public network; the mobile terminal forms wireless communication with the monitoring data server through a public network.
4. The facility according to claim 3, wherein a plurality of said sensors are arranged at escape points determined by manual detection and located 0.2m above the escape point of the ground or wall or 0.2m below the first roof seal of the roofed building or structure, respectively.
5. The facility according to any one of claims 1 to 4, wherein the geophysical prospecting equipment consists of mining transient electromagnetic instruments.
6. The facility according to any one of claims 1 to 4, further comprising a gas confluence concentration device, wherein the gas confluence concentration device is provided with a confluence pipeline, an explosion-proof and backfire-proof device and a vent pipeline, the confluence pipeline is used for collecting gas at the escape point and is connected to the explosion-proof and backfire-proof device after being converged, and a one-way valve is arranged between the confluence pipeline and the explosion-proof and backfire-proof device; the emptying pipeline is used for emptying combustion or centralized air supply, and the emptying combustion point of the emptying pipeline is 3.5m higher than the ground.
7. The facility according to any one of claims 1 to 4, further comprising a multistage sedimentation tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123231208.9U CN216448960U (en) | 2021-12-20 | 2021-12-20 | Comprehensive disaster control facility for closing coal mine shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123231208.9U CN216448960U (en) | 2021-12-20 | 2021-12-20 | Comprehensive disaster control facility for closing coal mine shaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216448960U true CN216448960U (en) | 2022-05-06 |
Family
ID=81376022
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123231208.9U Expired - Fee Related CN216448960U (en) | 2021-12-20 | 2021-12-20 | Comprehensive disaster control facility for closing coal mine shaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216448960U (en) |
-
2021
- 2021-12-20 CN CN202123231208.9U patent/CN216448960U/en not_active Expired - Fee Related
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| GR01 | Patent grant | ||
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| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220506 |