CN218103368U - Coal mine underground gas pressure and gas concentration early warning device - Google Patents
Coal mine underground gas pressure and gas concentration early warning device Download PDFInfo
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- CN218103368U CN218103368U CN202222693978.3U CN202222693978U CN218103368U CN 218103368 U CN218103368 U CN 218103368U CN 202222693978 U CN202222693978 U CN 202222693978U CN 218103368 U CN218103368 U CN 218103368U
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Abstract
The invention provides a coal mine underground gas pressure and gas concentration early warning device which comprises a front-end acquisition part, a GPU (graphic processing unit) controller, a rear-end output part and a power supply device, wherein the GPU controller is used for identifying and processing acquired information and sending instructions to the rear-end output part; the front-end acquisition part comprises a gas monitoring module, an air pressure monitoring module, an image acquisition module and an audio acquisition module which are arranged on the holder; the rear-end output part comprises a storage module, an early warning module and a monitoring module. The utility model discloses monitoring early warning based on real-time prediction fuses atmospheric pressure, gas, image and monitoring early warning, through the effective analysis to the prediction result to realize real-time, accurate analysis and the study and judge of unusual circumstances in the pit, be favorable to the accident that the circumstances such as prevention and control gas, atmospheric pressure, equipment lead to.
Description
Technical Field
The utility model relates to a coal mine safety detects technical field, more specifically says, relates to a colliery is air pressure and gas concentration early warning device in pit.
Background
The mine early warning technology is to gas and CO on the underground excavation working face 2 And the air pressure, the air volume and the like are monitored in real time. In recent years, the eastern mining area of China is developed for a long time, so that coal strategy is transferred to the western, and a coal bed with more complex geological conditions is continuously emerged, wherein the severe geographical and climatic environment of the western mining area greatly restricts the safety mining of coal mines, and the underground pressure and gas have great relevance due to the elevation, so that the underground air pressure and gas concentration early warning has great significance for the safety production of mines.
At present, the actual monitoring data of a coal mine site has the phenomena of uneven time intervals, even obvious interruption and loss, most of the existing gas concentration prediction research lacks analysis on the complexity of the monitoring data, only the monitoring data with short data time span and even time intervals are selected to calculate and verify the prediction method, the comprehensive consideration of how to adapt to the definition of the data time length and the reduction of the calculation performance and the prediction precision caused by a large amount of irregular data is lacked, and the long-term application of the coal mine site is difficult to submit. Therefore, aiming at the characteristics of actual monitoring data, the premise and key for realizing accurate and reliable gas concentration prediction are to study an effective pretreatment method of the monitoring data. Daily monitoring and control of coal mines accumulate a large amount of gas monitoring data, most of the current gas concentration prediction research is limited in the precision analysis of prediction methods by applying short-term data, and long-term inspection of large amounts of field data is lacked. The existing gas early warning method focuses on real-time overrun judgment and index type early warning, belongs to post-evaluation and early warning, and lacks effective analysis on gas concentration data before and after prediction.
The common early warning methods mainly comprise three types: index early warning, statistical early warning and model early warning. The model early warning is applied to gas early warning research, for example: the ARCH model, the ARMA model, the Logistic regression analysis method and the like are all model early warning methods. The prior art mainly focuses on single factors, and does not consider the combined monitoring and early warning research of the underground gas pressure of the coal mine and gas. Moreover, the conventional gas concentration early warning equipment does not consider adding an underground audio acquisition or image acquisition module on the basis of the original equipment, and cannot acquire the various change states of the mine in real time. Therefore, the utility model provides a device that collection image, sound, gas, pressure multi information acquisition front end and carry on GPU intelligent processing ware and realize the monitoring early warning.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a colliery is atmospheric pressure and gas concentration early warning device in pit to realize collecting collection image, sound, gas, pressing the collection, monitoring, dangerous judgement, the early warning of multiple information.
In order to achieve the aim, the invention provides a coal mine underground gas pressure and gas concentration early warning device which comprises a front-end acquisition part, a GPU controller, a rear-end output part and a power supply device, wherein the GPU controller is used for identifying and processing acquired information and sending instructions to the rear-end output part; the front-end acquisition part comprises a gas monitoring module, an air pressure monitoring module, an image acquisition module and an audio acquisition module which are arranged on the holder; the rear-end output part comprises a storage module, an early warning module and a monitoring module.
Preferably, the gas monitoring module comprises a CH for collecting gas information 4 A sensor.
Preferably, the air pressure monitoring module comprises an air pressure sensor for acquiring underground real-time air pressure, a wind speed transmitter, an air box and an air pressure display assembly arranged outside the air box.
Preferably, the image acquisition module includes a thermal imaging and visible light camera provided with an infrared thermal imager and an infrared light supplement lamp.
Preferably, the audio acquisition module comprises a microphone.
Preferably, the GPU controller includes a GPU intelligent chip that identifies and processes the collected information, sends an instruction to the rear-end output part, and uploads the instruction to the early warning module and the monitoring module.
Preferably, the early warning module comprises a loudspeaker which emits different prompt voices in different scenes.
Preferably, the storage module includes an SD memory card.
Preferably, the power supply device comprises an external power supply and a backup battery.
Preferably, the monitoring module comprises a camera and a communication module arranged on the left side of the GPU controller; the communication module comprises a WIFI/4G/5G communication assembly.
The utility model discloses following beneficial effect has:
the utility model makes full use of the advantages of the modern communication technology, and has the advantages of high-efficiency monitoring, strong anti-interference, intelligent danger discrimination, real-time monitoring and early warning; the underground gas pressure and gas monitoring system has the advantages that the underground wiring is not influenced, the running states of all parts of electric equipment under a mine, gas and gas pressure information can be comprehensively collected, stored and uploaded, the operation states are processed through a GPU core board, dangers, stoppages, faults and other scenes are intelligently judged, voice early warning and real-time monitoring are carried out, the air pressure and the gas real-time monitoring and early warning of the whole aspect are carried out, the safety of the underground equipment and personnel is guaranteed, and a powerful protection means is provided for the safety production of the mine.
The utility model discloses realize the prediction of self-adaptation gas concentration, satisfy the needs of the long-term safety control in colliery, the gas early warning based on real-time prediction can be through the effective analysis to the prediction result, carry out gas concentration abnormal analysis, confirm the early warning grade and issue early warning information, make the gas early warning follow in after and shift to in advance, be favorable to gas accident prevention and control, therefore the gas early warning analytic technique based on the prediction of gas concentration will help the safety control on-the-spot more.
The mine early warning system has the advantages that the mine early warning system is improved in multiple directions under the condition that the current early warning device is too single in function, air pressure, gas, images and monitoring early warning are integrated, the condition that the precaution capacity of a single monitoring early warning system in the current mine early warning technology is insufficient is overcome, and a more convenient and effective management mode is provided for on-site safety management.
The utility model discloses there is the time interval inhomogeneous to current actual monitoring data, the gas concentration prediction lacks complexity analysis, only adopt the monitoring data that the time span is shorter to calculate difficult problems such as verification during the prediction, adopt the GPU controller, means such as information processing technique carry out intelligence and study and judge, realize the effective preliminary treatment of monitoring data, thereby obtain reliable gas concentration prediction result, and the full period monitoring data collection, overcome the not in place circumstances such as on-the-spot monitoring data processing, for monitoring early warning analysis provides reliable means in the pit.
Present early warning method is focused on real-time overrun judgement and index type early warning, belongs to aassessment and early warning afterwards, lacks the effective analysis to gas concentration data around the prediction, the utility model overcomes above-mentioned difficult point, based on real-time prediction's monitoring early warning, through the effective analysis to the prediction result to realize in the pit real-time, accurate analysis of abnormal conditions and study and judge, be favorable to preventing and controlling the accident that the condition such as gas, atmospheric pressure, equipment leads to.
Drawings
FIG. 1 is a structural diagram of the early warning device of the present invention;
fig. 2 is the utility model discloses early warning device work flow block diagram.
Detailed Description
The present invention will be further described with reference to the following embodiments and drawings.
The utility model provides a colliery is atmospheric pressure and gas concentration early warning device in pit, it has overcome in the background art the not enough and problem that will solve of prior art, the technical scheme of adoption is gathered part, GPU controller, rear end output part and power supply unit by the front end and constitutes. The front end acquisition part comprises a gas monitoring module, an air pressure monitoring module, an image acquisition module and an audio acquisition module, the GPU controller comprises a GPU intelligent chip, a rear end output part main storage module, an early warning module and a monitoring module, wherein the monitoring module comprises a communication module WIFI/4G/5G, a camera, a storage module and other components, after early warning appears in other modules, a worker can check the working environment in real time, and therefore the real-time monitoring effect is achieved. The image acquisition module comprises an infrared thermal imager capable of acquiring images, a visible light camera, an infrared light supplement lamp and a holder; the audio acquisition module comprises a sound pickup capable of acquiring audio; the gas monitoring module comprises a CH capable of acquiring gas information 4 A sensor; the air pressure monitoring module comprises an air pressure sensor for monitoring air pressure data; GPU controller is equipped with intelligent chip and can carry out intelligent processing and give-out the instruction to rear end output unit to front end information collection, can be when the outage SD storage card of information, the speaker that can carry out the early warning and report, WIFI 4G 5G communication module that can carry out real time monitoring and the power supply unit who includes external power supply and reserve battery.
Example 1
As shown in the accompanying drawing 2, the utility model discloses in normal operating, the front end information acquisition module carries out temperature, image, sound and gaseous information collection to the mine electric substation, carries out signal amplification through the information that the GPU controller was gathered sensing element to GPU intelligent chip on through the GPU controller handles and intelligent the judgement, discerns the interior main equipment's of transformer substation operating condition under the mine, and carries out real time monitoring and early warning through rear end output part's communication module and early warning module.
As shown in figure 1, the present inventionThe novel gas pressure monitoring system is composed of a front-end acquisition part, a GPU controller and a rear-end output part, wherein the front-end acquisition part comprises an image acquisition module, an audio acquisition module, a gas monitoring module and a gas pressure monitoring module; the GPU controller consists of a GPU intelligent chip; the rear-end output part comprises a storage module, an early warning module and a monitoring module. The image acquisition module comprises a thermal imaging and visible light camera provided with an infrared thermal imager and an infrared light supplement lamp; the air pressure monitoring module comprises an air pressure sensor; the gas detection module comprises CH 4 The sensor is characterized in that the modules are arranged on the cloud deck and connected with the GPU controller and the power supply equipment, the GPU controller is connected with the rear end output part module and comprises a storage module, an early warning module and a monitoring module, and the early warning device for the underground gas pressure and the gas concentration of the coal mine is manufactured together.
Further, the image acquisition module includes thermal imaging and visible light camera and the infrared light filling lamp that is equipped with infrared thermal imager in the red, and wherein infrared thermal imager can carry out temperature data collection to each consumer in the pit in the mine, and the visible light camera can carry out image acquisition to the consumer, and infrared light filling lamp can carry out automatic light filling under the dark surrounds.
The audio acquisition module comprises a sound pickup and can acquire and upload sound information of working equipment in the underground transformer substation.
The air pressure monitoring module further comprises a PHWS air speed transmitter, an air pressure display assembly and an air box, underground real-time air pressure can be acquired, the underground real-time air pressure is stored through an SD card, recognition and early warning are carried out through a GPU controller and an early warning module, and information interaction such as uploading is carried out through a WIFI/4G/5G communication module. The air pressure sensor is mainly used for monitoring underground air pressure, and if the air pressure exceeds a set standard value of the underground air pressure, early warning work is carried out; the PHWS wind speed transmitter has the functions of: the air quantity and the air speed are accurately measured by the mine, and when the air quantity and the air speed are abnormal, early warning is carried out through an air pressure monitoring module; atmospheric pressure display module and gas tank, atmospheric pressure display module set up outside the gas tank, and when the gas tank internal gas pressure was undulant, the display module appeared atmospheric pressure unusual early warning and shows.
The storage module mainly comprises an SD storage card and can store temperature information and image information collected by the collection front end when power is off.
The early warning module mainly comprises a loudspeaker, and can automatically send out different prompt voices to perform early warning when different scenes such as danger, shutdown and faults are judged and identified.
The GPU controller comprises a GPU intelligent chip, and can intelligently recognize and process the acquired temperature, image, audio, gas and air pressure information and upload the information to the early warning module and the monitoring module. When the equipment is stopped due to sudden failure, the acquired audio information of the equipment is reduced and maintained at a certain value, and the information acquired by other sensors has no abnormal condition, so that the GPU controller judges the equipment as the equipment failure through an intelligent algorithm and carries out early warning through a loudspeaker of an early warning module; if the sound pickup device collects abnormal audio, the temperature information collected by the infrared camera has local high temperature CH 4 The sensor collects that the gas concentration is abnormal, the GPU intelligent chip judges that the air pressure and the gas are in a dangerous state, and transmits signals to the early warning module and the communication module to enable the early warning module and the communication module to carry out early warning and transmission, so that false alarm and missed alarm can be effectively prevented.
The power supply device comprises an external power supply and a battery, and the battery is a 12V graphene battery. The normal power supply just can be carried out to the external power supply of use during normal work, if meet when having a power failure, reserve 12V graphite alkene battery can maintain the operating condition of device. The SD card has the function of storing information when the power failure cannot be uploaded, the communication transmission module (WIFI/4G/5G), temperature, sound, gas and air pressure information are comprehensively collected, stored and uploaded, and various scenes such as danger, shutdown and faults are intelligently judged through the processing of the core board on the GPU controller, and voice early warning and real-time monitoring are carried out.
The utility model discloses still be equipped with communication module, set up the left side at this device GPU controller. Mainly constitute by WIFI 5G 4G communication assembly, can upload the temperature information, image information, gas information and the atmospheric pressure information that the front end was gathered in real time to the computer, make things convenient for monitoring personnel real time monitoring electrical equipment operation condition in the transformer substation.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be able to cover the technical solutions and the inventive concepts of the present invention within the technical scope of the present invention.
Claims (10)
1. The utility model provides a colliery is air pressure and gas concentration early warning device in pit which characterized in that: the system comprises a front-end acquisition part, a GPU controller, a rear-end output part and a power supply device, wherein the GPU controller is used for identifying and processing acquired information and sending instructions to the rear-end output part; the front-end acquisition part comprises a gas monitoring module, an air pressure monitoring module, an image acquisition module and an audio acquisition module which are arranged on the holder; the rear-end output part comprises a storage module, an early warning module and a monitoring module.
2. The underground coal mine gas pressure and gas concentration early warning device as claimed in claim 1, wherein: the gas monitoring module comprises a CH for collecting gas information 4 A sensor.
3. The underground coal mine gas pressure and gas concentration early warning device as claimed in claim 1, wherein: the air pressure monitoring module comprises an air pressure sensor for acquiring underground real-time air pressure, an air speed transmitter, an air box and an air pressure display assembly arranged outside the air box.
4. The underground coal mine gas pressure and gas concentration early warning device as claimed in claim 1, wherein: the image acquisition module comprises a thermal imaging and visible light camera provided with an infrared thermal imager and an infrared light supplement lamp.
5. The underground coal mine gas pressure and gas concentration early warning device as claimed in claim 1, wherein: the audio acquisition module comprises a sound pickup.
6. The underground coal mine gas pressure and gas concentration early warning device as claimed in claim 1, wherein: the GPU controller comprises a GPU intelligent chip which identifies and processes the acquired information, sends an instruction to the rear-end output part and uploads the instruction to the early warning module and the monitoring module.
7. The underground coal mine gas pressure and gas concentration early warning device as claimed in claim 1, wherein: the early warning module comprises a loudspeaker which sends out different prompt voices in different scenes.
8. The underground coal mine gas pressure and gas concentration early warning device as claimed in claim 1, wherein: the memory module includes an SD memory card.
9. The underground coal mine gas pressure and gas concentration early warning device as claimed in claim 1, wherein: the power supply device comprises an external power supply and a standby battery.
10. The underground coal mine gas pressure and gas concentration early warning device as claimed in claim 1, wherein: the monitoring module comprises a camera and a communication module arranged on the left side of the GPU controller; the communication module comprises a WIFI/4G/5G communication assembly.
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| CN202222693978.3U CN218103368U (en) | 2022-10-13 | 2022-10-13 | Coal mine underground gas pressure and gas concentration early warning device |
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| CN202222693978.3U CN218103368U (en) | 2022-10-13 | 2022-10-13 | Coal mine underground gas pressure and gas concentration early warning device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116260530A (en) * | 2023-05-16 | 2023-06-13 | 威利朗沃矿业设备（北京）有限公司 | Information transmission method, apparatus, electronic device, and computer readable medium |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116260530A (en) * | 2023-05-16 | 2023-06-13 | 威利朗沃矿业设备（北京）有限公司 | Information transmission method, apparatus, electronic device, and computer readable medium |
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