CN212539269U - Multi-source real-time monitoring and early warning device for coal gangue dump - Google Patents
Multi-source real-time monitoring and early warning device for coal gangue dump Download PDFInfo
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- CN212539269U CN212539269U CN202021545398.4U CN202021545398U CN212539269U CN 212539269 U CN212539269 U CN 212539269U CN 202021545398 U CN202021545398 U CN 202021545398U CN 212539269 U CN212539269 U CN 212539269U
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 25
- 239000003245 coal Substances 0.000 title claims abstract description 18
- 238000012806 monitoring device Methods 0.000 claims abstract description 39
- 230000007613 environmental effect Effects 0.000 claims description 11
- 239000010878 waste rock Substances 0.000 claims description 8
- 238000009413 insulation Methods 0.000 claims description 4
- 238000002485 combustion reaction Methods 0.000 description 7
- 230000002269 spontaneous effect Effects 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
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- 229910052593 corundum Inorganic materials 0.000 description 1
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- 238000010586 diagram Methods 0.000 description 1
- 239000003651 drinking water Substances 0.000 description 1
- 235000020188 drinking water Nutrition 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000004880 explosion Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003647 oxidation Effects 0.000 description 1
- 238000007254 oxidation reaction Methods 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000000377 silicon dioxide Substances 0.000 description 1
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- AKEJUJNQAAGONA-UHFFFAOYSA-N sulfur trioxide Inorganic materials O=S(=O)=O AKEJUJNQAAGONA-UHFFFAOYSA-N 0.000 description 1
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- 229910001845 yogo sapphire Inorganic materials 0.000 description 1
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Abstract
The utility model relates to a coal gangue hill multisource real-time supervision early warning device, which belongs to the technical field of gangue hill supervision, and specifically comprises a plurality of gas monitoring devices, temperature monitoring devices and side slope monitoring devices which are arranged on a gangue hill, wherein the gas monitoring devices, the temperature monitoring devices and the side slope monitoring devices are respectively connected with a signal receiving module of a monitoring system, and the monitoring system is connected with an alarm module; the utility model discloses simple structure, reasonable in design can monitor the temperature, can monitor harmful gas again and discharge and sink, and the monitoring precision is high.
Description
Technical Field
The utility model relates to a coal hillock multisource real-time supervision early warning device belongs to hillock monitoring technology field.
Background
The black rock with lower carbon content and harder than coal has an annual yield of about one tenth of the total coal yield. According to incomplete statistics, more than 1500 existing coal gangue dumps in coal mines in China have a storage amount of more than 30 hundred million tons, which accounts for more than 40% of the total amount of industrial solid waste discharged in China. At present, with the improvement of mechanized mining and the utilization of a large amount of coal resources, the production amount of coal gangue is increased year by year, coal gangue hills are generally piled up into hills in order to save the land utilization rate, but the internal temperature of the coal gangue is sharply increased under the long-term piling and oxidation action, and spontaneous combustion is finally caused. The main components of the coal gangue are Al2O3, SiO2, SO3 and the like, and a large amount of harmful gas is generated in the spontaneous combustion process of the coal gangue to pollute air, soil and drinking water sources, SO that active and effective measures are taken to solve the problem that spontaneous combustion of the coal gangue mountain is necessary and urgent.
At present, the existing monitoring means mainly determines whether the waste rock is natural or not by monitoring the temperature of the waste rock, but the monitoring precision is poor by only adopting temperature parameters, the spontaneous combustion state cannot be timely monitored in the early stage of combustion, the optimal period for treating the waste rock is missed, and the treatment effect of the waste rock is influenced.
SUMMERY OF THE UTILITY MODEL
For solving the technical problem that prior art exists, the utility model provides a simple structure, reasonable in design can monitor the temperature, can monitor the gangue mountain multisource real-time supervision early warning device that harmful gas discharged and subsided again.
In order to achieve the purpose, the technical scheme adopted by the utility model is a coal gangue dump multi-source real-time monitoring and early warning device, which comprises a plurality of gas monitoring devices, temperature monitoring devices and side slope monitoring devices which are arranged on the gangue dump, wherein the gas monitoring devices, the temperature monitoring devices and the side slope monitoring devices are respectively connected with a signal receiving module of a monitoring system, and the monitoring system is connected with an alarm module;
the gas monitoring device comprises a gas collecting box, an environmental gas sensor and a harmful gas sensor, wherein the environmental gas sensor and the harmful gas sensor are arranged at the top of a gas collecting phase, the harmful gas sensor is arranged in the gas collecting box, the environmental gas sensor and the harmful gas sensor are respectively connected with a gas signal generating module, and the gas signal generating module is arranged on the gas collecting box and is connected with a signal receiving module;
the temperature monitoring device comprises a temperature measuring pipe inserted in the gangue dump and a temperature sensor arranged in the temperature measuring pipe, wherein the temperature sensor is connected with a temperature signal generating module, and the temperature signal generating module is connected with a signal receiving module;
the slope monitoring device comprises a pressure sensor wiring pipe and a sound wave sensor wiring pipe which are inserted and arranged on a gangue dump, wherein a high-temperature pressure sensor is horizontally arranged at the bottom of the pressure sensor wiring pipe, a pressure signal transmitting module is arranged at the top of the pressure sensor wiring pipe, the high-temperature pressure sensor is connected with the pressure signal transmitting module through a wire, and the pressure signal transmitting module is connected with a signal receiving module; the acoustic wave sensor wiring pipe is characterized in that an acoustic wave sensor is installed at the bottom of the acoustic wave sensor wiring pipe, an acoustic wave signal transmitting module is installed at the top of the acoustic wave sensor wiring pipe, the acoustic wave sensor is connected with the acoustic wave signal transmitting module through a wire, and the acoustic wave signal transmitting module is connected with a signal receiving module.
Preferably, the inner wall and the outer wall of the pressure sensor wiring pipe and the acoustic wave sensor wiring pipe are both provided with a heat insulation layer.
Preferably, the gas collection box mainly comprises a lower barrel and a conical cover, the bottom of the lower barrel is inserted into a pit groove of the gangue dump, the harmful gas sensor is installed in the lower barrel, the top of the lower barrel is provided with a multi-stage conical cover, a supporting pipe is fixed on the conical cover which is positioned at the topmost part, an environmental gas sensor is fixed on the supporting pipe, and a ventilating shutter is arranged on the cover surface of the conical cover.
Preferably, the diameter of the lower cylinder body is 500-800mm, and the depth of the lower cylinder body inserted into the waste rock mountain is 100-200 mm.
Compared with the prior art, the utility model discloses following technological effect has: the utility model discloses simple structure, reasonable in design adopts from the temperature, whether collapse, three dimensions such as harmful gas to produce the spontaneous combustion to the hillock and carries out analysis monitoring, and monitoring accuracy is high, can monitor the spontaneous combustion in the early stage of hillock burning, makes the hillock burning initial stage effectively administer, and then improves the treatment effeciency of hillock greatly.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
As shown in fig. 1, a coal gangue dump multi-source real-time monitoring and early warning device comprises a plurality of gas monitoring devices 1, temperature monitoring devices 2 and slope monitoring devices 3 which are arranged on a gangue dump, wherein the gas monitoring devices 1, the temperature monitoring devices 2 and the slope monitoring devices 3 are respectively connected with a signal receiving module 5 of a monitoring system 4, and the monitoring system is connected with an alarm module; the gas monitoring device 1 comprises a gas collecting box 6, an environmental gas sensor 7 and a harmful gas sensor 8, wherein the environmental gas sensor 7 is arranged at the top of the gas collecting box 6, the harmful gas sensor 8 is arranged in the gas collecting box 6, the environmental gas sensor 7 and the harmful gas sensor 8 are respectively connected with a gas signal generating module, and the gas signal generating module is arranged on the gas collecting box and connected with a signal receiving module 5; the temperature monitoring device 2 comprises a temperature measuring pipe 9 inserted in the gangue dump and a temperature sensor 10 installed in the temperature measuring pipe, wherein the temperature sensor 10 is connected with a temperature signal generating module 11, and the temperature signal generating module 11 is connected with a signal receiving module 5; the slope monitoring device 3 comprises a pressure sensor wiring pipe 12 and an acoustic wave sensor wiring pipe 13 which are inserted and arranged on the waste rock, a high-temperature pressure sensor 14 is horizontally arranged at the bottom of the pressure sensor wiring pipe 12, a pressure signal transmitting module 15 is installed at the top of the pressure sensor wiring pipe 12, the high-temperature pressure sensor 14 is connected with the pressure signal transmitting module 15 through a lead, and the pressure signal transmitting module 15 is connected with the signal receiving module 5; the bottom of the acoustic wave sensor wiring pipe 13 is provided with an acoustic wave sensor 16, the top of the acoustic wave sensor wiring pipe is provided with an acoustic wave signal transmitting module 17, the acoustic wave sensor 16 is connected with the acoustic wave signal transmitting module 17 through a lead, and the acoustic wave signal transmitting module 17 is connected with the signal receiving module 5.
The utility model discloses a monitor the hillock from three dimension, gas monitoring device 1 and temperature monitoring device 2 evenly arrange on the hillock, and side slope monitoring device 3 evenly arranges on the side slope of hillock. The temperature monitoring device monitors the internal temperature of the gangue dump by using the temperature sensor. The overall height of the gas monitoring device is 1.5m, harmful gas generated by the gangue dump is collected through a gas collection box, a harmful gas sensor is arranged in the gas collection box, the generated harmful gas can be monitored in real time, and meanwhile, an environment gas sensor arranged outside can monitor the environment gas condition near the gangue dump in real time; the slope monitoring device 3 adopts pre-buried high temperature pressure sensor and the sound wave sensor in the hillock, and high temperature pressure sensor can monitor the pressure value that produces when the situation such as collapse appears in the inside burning of hillock and change, and sound wave sensor can be when the situation such as burning or collapse appears in the hillock, the inside sound wave of monitoring hillock. Therefore, the gangue dump is monitored from the directions, and the monitoring precision is higher.
Wherein, all install the thermal insulation layer on pressure sensor wiring pipe 12 and the 13 inner walls of acoustic wave sensor wiring pipe and the outer wall, the thermal insulation layer can protect inside cable, avoids the cable to be heated the damage.
In addition, the gas collection box 4 mainly comprises a lower barrel 18 and a conical cover 19, the bottom of the lower barrel 18 is inserted into a pit groove of a gangue dump, the harmful gas sensor 8 is installed in the lower barrel 18, the top of the lower barrel 18 is provided with a multi-stage conical cover 19, a support pipe 20 is fixed on the conical cover 19 at the topmost part, the support pipe 20 is fixed with the ambient gas sensor 7, and a ventilation shutter 21 is arranged on the cover surface of the conical cover 19. The diameter of the lower cylinder 18 is 800mm and the depth of the lower cylinder 18 inserted into a gangue dump is 100 mm and 200mm, a space for collecting gas is formed by the lower cylinder 18 and the conical cover, so that the generated gas is gathered in the space and is monitored by the harmful gas sensor 8, the gathered gas can be emitted through the shutter, and risks such as explosion caused by too high gas concentration are avoided. The ambient gas sensor 7 can monitor the ambient gas concentration, and timely alarm when the concentration reaches a set value.
The foregoing is considered as illustrative and not restrictive of the preferred embodiments of the invention, and any modifications, equivalents and improvements made within the spirit and principles of the invention are intended to be included within the scope of the invention.
Claims (4)
1. The utility model provides a coal gangue mountain multisource real-time supervision early warning device which characterized in that: the monitoring system comprises a plurality of gas monitoring devices, temperature monitoring devices and side slope monitoring devices which are arranged on a waste rock mountain, wherein the gas monitoring devices, the temperature monitoring devices and the side slope monitoring devices are respectively connected with a signal receiving module of the monitoring system, and an alarm module is connected to the monitoring system;
the gas monitoring device comprises a gas collecting box, an environmental gas sensor and a harmful gas sensor, wherein the environmental gas sensor and the harmful gas sensor are arranged at the top of a gas collecting phase, the harmful gas sensor is arranged in the gas collecting box, the environmental gas sensor and the harmful gas sensor are respectively connected with a gas signal generating module, and the gas signal generating module is arranged on the gas collecting box and is connected with a signal receiving module;
the temperature monitoring device comprises a temperature measuring pipe inserted in the gangue dump and a temperature sensor arranged in the temperature measuring pipe, wherein the temperature sensor is connected with a temperature signal generating module, and the temperature signal generating module is connected with a signal receiving module;
the slope monitoring device comprises a pressure sensor wiring pipe and a sound wave sensor wiring pipe which are inserted and arranged on a gangue dump, wherein a high-temperature pressure sensor is horizontally arranged at the bottom of the pressure sensor wiring pipe, a pressure signal transmitting module is arranged at the top of the pressure sensor wiring pipe, the high-temperature pressure sensor is connected with the pressure signal transmitting module through a wire, and the pressure signal transmitting module is connected with a signal receiving module; the acoustic wave sensor wiring pipe is characterized in that an acoustic wave sensor is installed at the bottom of the acoustic wave sensor wiring pipe, an acoustic wave signal transmitting module is installed at the top of the acoustic wave sensor wiring pipe, the acoustic wave sensor is connected with the acoustic wave signal transmitting module through a wire, and the acoustic wave signal transmitting module is connected with a signal receiving module.
2. The multi-source real-time monitoring and early warning device for the gangue dump as claimed in claim 1, wherein: and the inner wall and the outer wall of the pressure sensor wiring pipe and the sound wave sensor wiring pipe are both provided with a heat insulation layer.
3. The multi-source real-time monitoring and early warning device for the gangue dump as claimed in claim 1, wherein: the gas collection box mainly comprises a lower barrel and a conical cover, the bottom of the lower barrel is inserted into a pit groove of a gangue dump, the harmful gas sensor is installed in the lower barrel, the top of the lower barrel is provided with a multi-stage conical cover, a supporting pipe is fixed on the conical cover which is positioned at the topmost part, an environmental gas sensor is fixed on the supporting pipe, and a ventilating shutter is arranged on the cover surface of the conical cover.
4. The multi-source real-time monitoring and early warning device for the gangue dump as claimed in claim 3, wherein: the diameter of the lower cylinder body is 800mm and the depth of the lower cylinder body inserted into the waste rock mountain is 200 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021545398.4U CN212539269U (en) | 2020-07-30 | 2020-07-30 | Multi-source real-time monitoring and early warning device for coal gangue dump |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021545398.4U CN212539269U (en) | 2020-07-30 | 2020-07-30 | Multi-source real-time monitoring and early warning device for coal gangue dump |
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| Publication Number | Publication Date |
|---|---|
| CN212539269U true CN212539269U (en) | 2021-02-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021545398.4U Active CN212539269U (en) | 2020-07-30 | 2020-07-30 | Multi-source real-time monitoring and early warning device for coal gangue dump |
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| Country | Link |
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| CN (1) | CN212539269U (en) |
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- 2020-07-30 CN CN202021545398.4U patent/CN212539269U/en active Active
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Effective date of registration: 20210309 Address after: 030000 shop 5005, Jindong central ring, xutan East Street, Xiaodian District, Taiyuan City, Shanxi Province Patentee after: Shanxi Hongding Technology Co.,Ltd. Patentee after: Wang Dong Address before: No. 1301, 907 / F, Zhongguancun, Haidian District, Beijing Patentee before: Wang Dong |