CN208280987U - Mine explosion monitoring system based on image monitoring equipment - Google Patents
Mine explosion monitoring system based on image monitoring equipment Download PDFInfo
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- CN208280987U CN208280987U CN201820263172.1U CN201820263172U CN208280987U CN 208280987 U CN208280987 U CN 208280987U CN 201820263172 U CN201820263172 U CN 201820263172U CN 208280987 U CN208280987 U CN 208280987U
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Abstract
The utility model discloses a kind of mine explosion monitoring systems based on image monitoring equipment, the mine explosion monitoring system is by installing video camera and enviromental monitoring equipment in underground, acquire live video image and environmental data under mine, pass through the features identifications such as highlight regions brightness value abnormal in monitoring video image, area, environmental data variation, and bonding apparatus working condition differentiates progress explosion alarming, while datonation-inhibition fire extinguishing.The explosion monitoring system has fully considered the characteristic feature of mine explosion, implements simply, can rapidly and accurately explode to underground coal mine and carry out automatic alarm and datonation-inhibition fire extinguishing, strive for valuable rescue and escape time for underground distress personnel.
Description
Technical field
The utility model relates to a kind of mine explosion monitoring system based on image monitoring equipment, which is related to digitized map
As fields such as processing technique, sensor technology and the communication technologys.
Background technique
Coal is China's main energy sources, accounts for about non-renewable energy 70%.Coal industry is high risk industries, gas, floods, fire
The accidents such as calamity, top plate, coal dust annoying Safety of Coal Mine Production, and gas accident death toll accounts for always in China's coal-mine severe and great casualty
The 66.5% of death toll.The accidents such as gas explosion and coal-dust explosion, since wound and burn cause personnel death's number insufficient
20%, anthracemia death by suffocation number is up to more than 80%.Therefore, well shooting disaster can be reported at the first time
It is alert, it is timely progress emergency management and rescue, saves the important leverage of underground distress personnel life.Currently, mining safety monitoring monitoring system
The main monitoring gas density of system, wind speed, wind direction etc., no explosion disaster auto-alarm function；Mine explosion accident manually finds,
It was found that and disposition not in time, delayed valuable escape and rescue time, caused a tremendous loss of lives.Therefore, it is quick-fried to be badly in need of mine
Fried automatic alarm system quickly, accurately finds explosion accident automatically and alarms, disposes for progress disaster in time and mention with emergency management and rescue
For technical guarantee.
Utility model content
The utility model aim is to provide a kind of mine explosion monitoring system based on image monitoring equipment, and system is main
Including storage server, monitor terminal, mining Ethernet, at least one video camera, at least one explosion monitoring, alarming equipment, extremely
Few a monitoring environmental data equipment, at least one datonation-inhibition fire-extinguishing apparatus, at least one sound-light alarm equipment；Wherein video camera,
Monitoring, alarming equipment, datonation-inhibition fire-extinguishing apparatus, sound-light alarm equipment, the monitoring environmental data equipment of exploding are installed in underground, storage clothes
Business device and monitor terminal are installed on well；Storage server is responsible for video image data, monitoring environmental data data and explosion report
The storage forwarding of alert data；Explosion monitoring, alarming equipment composition specifically include that host, video acquisition module, communication interface modules,
Network communication module；Monitoring, alarming equipment of exploding connects video camera by video acquisition module and acquires video image, and monitors and take the photograph
Camera working condition acquires environmental data by communication interface modules JA(junction ambient) data monitoring equipment；Explosion monitoring, alarming is set
It is standby that early warning or explosion report are issued by monitoring video image high temperature provincial characteristics, environmental data variation, camera operation state
Alert signal, early warning or explosion alarming signal are transmitted to storage server by mining Ethernet, are passed through by storage server mining
Ethernet is transmitted to monitor terminal；Monitor terminal is responsible for exporting warning message, is obtained by mining ethernet access storage server
In real time and historical data；Sound-light alarm while monitoring, alarming equipment of exploding issues explosion alarming signal, and control datonation-inhibition go out
Fiery equipment carries out datonation-inhibition fire extinguishing.
1. the explosion monitoring system further comprises: the monitoring environmental data equipment includes temperature sensor, wind speed
Sensor, pressure sensor, explosion sound sensor, vibrating sensor, oxygen concentration sensor, carbonomonoxide concentration sensor,
Gas concentration lwevel sensor, UV sensor, infrared sensor；The environment that the explosion monitoring, alarming equipment is monitored
Data include: the fluctuation signal that transfinites in the setting time of air velocity transducer, pressure sensor, vibrating sensor；Oxygen concentration
Sensor lower bound signal；The signal that transfinites of temperature sensor, carbonomonoxide concentration sensor and gas concentration lwevel sensor；It is quick-fried
The alarm signal of fried sound sensor, UV sensor and infrared sensor.
2. the explosion monitoring system further comprises: the explosion monitoring, alarming equipment monitoring content further comprises:
Highlight regions area, highlight regions area growth rate, highlight regions maximum brightness, highlight regions Luminance Distribution in video image
Feature, highlight regions maximum brightness pace of change, environmental data variation abnormality, camera operation are abnormal.
3. the explosion monitoring system further comprises: the camera installation locations include camera lens at the top of underworkings
Along tunnel towards working face direction.
4. the explosion monitoring system further comprises: the video camera includes high-speed camera.
Detailed description of the invention
Mine explosion monitoring system embodiment schematic diagram of the Fig. 1 based on image monitoring equipment.
Fig. 2 explosion monitoring, alarming device structure schematic diagram.
Fig. 3 image monitoring alarm flow exemplary diagram.
Fig. 4 monitoring environmental data flow diagram.
Specific embodiment
Fig. 1 is the implementation example of the mine explosion monitoring system based on image monitoring equipment, and main composition includes:
1. storage server (101), it is responsible for the video image data and all rings that storage forwarding is provided by video camera (107)
The data of border data monitoring equipment acquisition further include the explosion alarming data that explosion monitoring, alarming equipment (108) provides, for monitoring
Terminal (102), remote monitoring terminal (103) and user's mobile device (104) provide data service.
2. monitor terminal (102) is responsible for providing the display service of subsurface environment monitoring data, be mentioned by storage server (101)
For real-time, historical data and explosion alarming data, there is sound and light of alarm；Production management personnel can be by monitor terminal to depositing
The historical data of storage server (101) storage transfers inquiry.
3. remote monitoring terminal (103) is responsible for providing the display service of subsurface environment monitoring data, passes through linking Internet mine
With ethernet access storage server (101), real-time, historical data and explosion alarming data are provided by storage server (101),
With sound and light of alarm；Telesecurity production supervision personnel can store storage server (101) by remote monitoring terminal
Historical data transfer inquiry.
4. user's mobile device (104) refers to the intelligent movable equipment for being mounted with dedicated monitoring application program, including intelligent hand
Machine, tablet computer etc. are mentioned by the mining ethernet access storage server (101) of linking Internet by storage server (101)
For real-time, historical data and explosion alarming data.
5. core switch (105), the hard core control and switching equipment of mining Ethernet are responsible for all mining ether of access
The management and data exchange of the equipment of net have routing function, connect internet.
6. ring exchanger (106), the underground switching equipment of mining Ethernet are mounted on underground, multiple ring exchangers
It is connected in a manner of looped network.
7. video camera (107) is installed in tunnel, it is responsible for the region that acquisition underworkings and working face etc. easily explode
Video image；Using the video camera with network output and analog video output function, network interface is directly connected to looped network exchange
Digital video image data is transferred to storage server (101) by machine (106), the connection explosion monitoring of analog video output port
Warning device (108).
8. the video image and all environment that monitoring is acquired by video camera (107) are responsible in explosion monitoring, alarming equipment (108)
The data of data monitoring equipment acquisition, when data value or data variation meet alert if, then to storage server (101) sending
Explosion alarming data；With wired and wireless communication function, can be set by wired or wireless communication mode with monitoring environmental data
Standby, datonation-inhibition fire-extinguishing apparatus (117) connection communication, in this example, explosion monitoring, alarming equipment are connected using wired connection mode
The RS485 interface of these equipment；Explosion monitoring, alarming equipment is also responsible for passing through received environmental data on mining ethernet ring network
Reach storage server (101)；When monitoring explosion alarming, then combined aural and visual alarm (118) sound-light alarm is controlled, and control datonation-inhibition
Fire-extinguishing apparatus (117) carries out datonation-inhibition fire extinguishing.
9. temperature sensor (109) is responsible for collection site temperature data, thermal diode temperature sensor can be used,
Fibre optic temperature sensor can be used, by wireless communication or wired communication interface is communicated with explosion monitoring, alarming equipment (108).
10. air velocity transducer (110), can be used mechanical air velocity transducer, Integral ultrasonic wind speed and wind can also be used
To sensor, the time difference by intersecting ultrasonic wave obtains wind speed and wind direction.HS-FSSB01 Integral ultrasonic wind speed can be used
Wind transducer, by wireless communication or wired communication interface is communicated with explosion monitoring, alarming equipment (108).
11. coal mine negative pressure can be used for monitoring tunnel differential pressure acquisition air pressure data in baroceptor (111)
Sensor, by wireless communication or wired communication interface is communicated with explosion monitoring, alarming equipment (108).
12. exploding sound sensor (112), for acquiring monitoring voice data, it can be used and mainly talked about by LM393 and electret
The sound transducer of cylinder composition is adjusted trigger sensitivity to monitor explosion sound, when monitoring explosion sound, issues explosion sound report
Alert signal.Explode sound sensor, and by wireless communication or wired communication interface is communicated with explosion monitoring, alarming equipment (108).
13. vibrating sensor (113) is responsible for acquisition vibration signal, and signal is digitized, then the number that digitlization is obtained
According to explosion monitoring, alarming equipment (108) is transmitted to, the digital 3-axis acceleration sensor BMA250 of BOSCH can be used, pass through nothing
Line communication or wired communication interface are communicated with explosion monitoring, alarming equipment (108).
14. oxygen concentration sensor (114) is responsible for oxygen concentration data in acquisition air, using digital mining oxygen
Sensor, by wireless communication or wired communication interface is communicated with explosion monitoring, alarming equipment (108).
15. carbonomonoxide concentration sensor (115), is responsible for acquisition CO in Air concentration data, use is digital
Mining carbon monoxide transducer, by wireless communication or wired communication interface is communicated with explosion monitoring, alarming equipment (108).
16. gas concentration lwevel sensor (116), is responsible for acquisition the carbon dioxide concentration in air data, use is digital
Mine carbon dioxide sensor, by wireless communication or wired communication interface is communicated with explosion monitoring, alarming equipment (108).
17. UV sensor (117) is responsible for monitoring ultraviolet light, reported when monitoring that ultraviolet light is issued more than given threshold
Alert signal, by wireless communication or wired communication interface is communicated with explosion monitoring, alarming equipment (108).
18. infrared sensor (118) is responsible for monitoring infrared ray, reported when monitoring that infrared ray is issued more than given threshold
Alert signal, by wireless communication or wired communication interface is communicated with explosion monitoring, alarming equipment (108).
19. datonation-inhibition fire-extinguishing apparatus (119) prevents the caused fire that explodes, reducing explosion influences model for inhibiting explosion
It encloses,
Can according to the environment and material characteristics in explosive region select using inert gas spraying equipment, rock powder spraying equipment or
Sprinkle water sprinkling equipment, control (108) by explosion monitoring, alarming equipment and worked, by wireless communication or wired communication interface and
Explosion monitoring, alarming equipment (108) communication.
20. combined aural and visual alarm (120), it is used for underground sound-light alarm, by wireless communication or wired communication interface and explosion
Monitoring, alarming equipment (108) communication.
Example as shown in Figure 2, it includes: core processor, graphics processor, storage that explosion monitoring, alarming equipment, which mainly forms,
Unit, clock unit, power supply unit, usb interface unit, video acquisition module, wireless communication unit, Network Interface Unit, SD
Card interface unit.
1. core processor (201), using Broadcom BCM2837 processor, using ARM Cortex-A53 framework,
64 four core 1.2GHz.
2. graphics processor (202), using being Dual Core VideoCore IV GPU processor.
3. storage unit (203), using 1GB LPDD2 memory.
4. clock unit (204), using 19.2MHz crystal oscillator.
5. power supply unit (205) inputs 100V~240VAC using AC/DC module, 12VDC is exported, is supplied for equipment
Electricity.
6.USB interface unit (206) supports 4 USB interfaces.
7. mode video signal is switched to digital video data, input connection video camera by video acquisition module (207)
(107) digital video data is transferred to core processor (201) by USB port by analog video output port.Support multichannel
Video acquisition.
8. communication module (208) is responsible for RS485 communication interface being converted to USB communication interface, JA(junction ambient) data monitoring
Equipment, datonation-inhibition fire-extinguishing apparatus (117) and combined aural and visual alarm (118), for acquiring environmental data, the datonation-inhibition fire extinguishing of control and acousto-optic report
It is alert.
9. wireless communication unit (209) supports 802.11b/g/n agreement, for the environmental data with support wireless communication
Monitoring device carries out wireless communication.
10. Network Interface Unit (210) is responsible for the mining Ethernet of access, is connected ring exchanger (106).
11.SD card unit (211) uses linux system for storage system file, library file, monitoring programme file etc.
Management, the built-in library OpenCV is for video data processing, using the Micro SD card for being not less than 4GB.
Monitoring, alarming equipment image monitoring flow example of exploding is as shown in Figure 3, comprising:
1. gray value is greater than given threshold L in the monitoring, alarming device statistics image that (301) explodes1Connected pixel point number
Mesh M1, such as M1> MA(MATo set number of pixels threshold value), then enter level-one early warning and sends level-one pre-warning signal；
2. gray value is greater than given threshold L in the monitoring, alarming device statistics image that (302) explodes2(L2> L1) connection picture
The number M of vegetarian refreshments2, such as M2> MB(MBTo set number of pixels threshold value), then enter level-one early warning and sends level-one pre-warning signal；
3. gray value is greater than given threshold L in the monitoring, alarming device statistics image that (303) explodes1Connected pixel point number
Mesh M1, such as M1> MC(MCTo set number of pixels threshold value, MC< MA), then recording current maximum gradation value is LT, record M1Current value
For MT, and enter second level early warning and send second level pre-warning signal；Otherwise, gray value is big in explosion monitoring, alarming device statistics image
In given threshold L3(L3< L1) connected pixel point number M3And gray value is greater than given threshold LH(LH> L3) connection picture
The number M of vegetarian refreshmentsH, such as meetSearch M3All pixels point in x and y coordinates value minimum and maximum value xmax、
xmin、ymax、ymin, search MHAll pixels point in x and y coordinates value minimum and maximum value xHmax、xHmin、yHmax、yHmin, such as full
Sufficient xmax> xHmaxAnd xmin< xHminAnd ymax> yHmaxAnd ymin< yHmin, then recording maximum gradation value is LT, and record M3Currently
Value is MT, and enter second level early warning and send second level pre-warning signal；Into the time T after second level alert status1It is interior, maximum gray scale
Value LmaxGrowth rateIt is such as more than given threshold N1, then enter level-one early warning and send level-one pre-warning signal；Otherwise, it supervises
Survey the time T after entering second level alert status2Interior, gray value is greater than given threshold L in image1Connected pixel point number M1
Growth rateIt whether is more than given threshold N2, level-one early warning is entered if being more than and sends level-one pre-warning signal；
4. (304) monitoring camera operation state, when monitoring that video camera can not communicate, then fault of camera alarm is issued
Signal；
5. (305) explosion monitoring, alarming equipment monitors environmental data variation simultaneously, when monitoring environmental data variation abnormality
And fault of camera is alarmed or level-one early warning, then to storage server (101) monitor terminal (102), remote monitoring terminal (103)
And user's mobile device (104) issues explosion alarming, explosion monitoring, alarming equipment controls combined aural and visual alarm (120) acousto-optic report simultaneously
It is alert, and control datonation-inhibition fire-extinguishing apparatus (119) and carry out datonation-inhibition fire extinguishing.
Fig. 4 is monitoring environmental data flow diagram, this monitoring process is run simultaneously with image monitoring.
1. (401) explosion monitoring, alarming equipment passes through the oxygen concentration that communication module temperature collection sensor (109) uploads
Data are more than given threshold when monitoring that oxygen concentration reduces speed lower than given threshold or oxygen concentration, then determine environment number
According to variation abnormality；
2. (402) air speed data that explosion monitoring, alarming equipment is uploaded by communication module acquisition air velocity transducer (110),
Whether monitoring air speed value is more than given threshold, and periodic monitor air speed value changes, when monitoring that air speed value is more than given threshold, or
Air speed value growth rate is more than given threshold, then records current air speed value for poll and monitor air speed value change rate, when in poll
It monitors in setting time TFInterior air speed value rate of descent is more than given threshold, then determines environmental data variation abnormality；
3. (403) barometric information that explosion monitoring, alarming equipment is uploaded by communication module acquisition baroceptor (111),
Whether monitoring atmospheric pressure value is more than given threshold, and periodic monitor atmospheric pressure value changes, when monitoring that atmospheric pressure value is more than given threshold, or
Atmospheric pressure value growth rate is more than given threshold, then records current gas pressure value for poll and monitor atmospheric pressure value change rate, when in poll
It monitors in setting time TYInterior atmospheric pressure value rate of descent is more than given threshold, then determines environmental data variation abnormality；
4. (404) explosion monitoring, alarming equipment acquires the data of explosion sound sensor (112) by communication module, work as reception
To explosion sound alarm signal, then environmental data variation abnormality is determined；
5. (405) vibration data that explosion monitoring, alarming equipment is uploaded by communication module acquisition vibrating sensor (113),
Whether monitoring vibration amplitude is more than given threshold, and periodic monitor Oscillation Amplitude changes, when monitoring that Oscillation Amplitude is more than setting
Threshold value or Oscillation Amplitude growth rate are more than given threshold, then record current vibration range value for poll monitoring vibration range value
Change rate, when being monitored in poll in setting time TZInternal vibration range value rate of descent is more than given threshold, then determines environment
Data variation is abnormal；
6. (406) oxygen that explosion monitoring, alarming equipment is uploaded by communication module acquisition oxygen concentration sensor (114)
Concentration data is more than given threshold when monitoring that oxygen concentration reduces speed lower than given threshold or oxygen concentration, then determines ring
Border data variation is abnormal；
7. (407) explosion monitoring, alarming equipment is uploaded by communication module acquisition carbonomonoxide concentration sensor (115)
Carbonomonoxide concentration data are more than to set when monitoring carbonomonoxide concentration higher than given threshold or carbonomonoxide concentration ramp-up rate
Determine threshold value, then determines environmental data variation abnormality；
8. (408) explosion monitoring, alarming equipment is uploaded by communication module acquisition gas concentration lwevel sensor (116)
Gas concentration lwevel data are more than to set when monitoring gas concentration lwevel higher than given threshold or gas concentration lwevel ramp-up rate
Determine threshold value, then determines environmental data variation abnormality；
9. (409) data that explosion monitoring, alarming equipment is uploaded by communication module acquisition UV sensor (117), when
UV sensor alarm signal is received, then determines environmental data variation abnormality；
10. (410) data that explosion monitoring, alarming equipment is uploaded by communication module acquisition infrared sensor (118),
When receiving infrared sensor alarm signal, then environmental data variation abnormality is determined.
Claims (5)
1. the mine explosion monitoring system based on image monitoring equipment, it is characterised in that: system mainly includes storage server, prison
Control terminal, mining Ethernet, at least one video camera, at least one explosion monitoring, alarming equipment, at least one environmental data prison
Measurement equipment, at least one datonation-inhibition fire-extinguishing apparatus, at least one sound-light alarm equipment；Wherein video camera, explosion monitoring, alarming equipment,
Datonation-inhibition fire-extinguishing apparatus, sound-light alarm equipment, monitoring environmental data equipment are mounted on underground, storage server and monitor terminal installation
On well；Storage server is responsible for the storage forwarding of video image data, monitoring environmental data data and explosion alarming data；It is quick-fried
Fried monitoring, alarming equipment composition specifically includes that host, video acquisition module, communication interface modules, network communication module；Explosion prison
It surveys warning device and video camera acquisition video image is connected by video acquisition module, and monitor camera operation state, by logical
Believe that interface module JA(junction ambient) data monitoring equipment acquires environmental data；Monitoring, alarming equipment of exploding passes through in monitoring video image
High-temperature area feature, environmental data variation, infrared image acquiring equipment working condition issue early warning or explosion alarming signal, early warning
Or explosion alarming signal is transmitted to storage server by mining Ethernet, is transmitted to by storage server by mining Ethernet
Monitor terminal；Monitor terminal is responsible for exporting warning message, obtains real-time and history by mining ethernet access storage server
Data；Sound-light alarm while monitoring, alarming equipment of exploding issues explosion alarming signal, and control datonation-inhibition fire-extinguishing apparatus and pressed down
Quick-fried fire extinguishing.
2. explosion monitoring system as described in claim 1, it is characterised in that: the monitoring environmental data equipment includes temperature sensing
Device, air velocity transducer, pressure sensor, explosion sound sensor, vibrating sensor, oxygen concentration sensor, carbonomonoxide concentration
Sensor, gas concentration lwevel sensor, UV sensor, infrared sensor；The explosion monitoring, alarming equipment is supervised
The environmental data of survey includes: the fluctuation signal that transfinites in the setting time of air velocity transducer, pressure sensor, vibrating sensor；
Oxygen concentration sensor lower bound signal；Temperature sensor, carbonomonoxide concentration sensor and gas concentration lwevel sensor it is super
Limit signal；The alarm signal of explosion sound sensor, UV sensor and infrared sensor.
3. explosion monitoring system as described in claim 1, it is characterised in that: the explosion monitoring, alarming equipment monitoring content is into one
Step includes: highlight regions area in video image, highlight regions area growth rate, highlight regions maximum brightness, highlight regions
Luminance Distribution feature, highlight regions maximum brightness pace of change, camera operation are abnormal.
4. explosion monitoring system as described in claim 1, it is characterised in that: the camera installation locations include underworkings top
Portion, camera lens is along tunnel towards working face direction.
5. explosion monitoring system as described in claim 1, it is characterised in that: the video camera includes high-speed camera.
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| CN201820263172.1U CN208280987U (en) | 2018-02-23 | 2018-02-23 | Mine explosion monitoring system based on image monitoring equipment |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109816956A (en) * | 2019-01-11 | 2019-05-28 | 中国恩菲工程技术有限公司 | Mine fire early warning system and method for early warning based on multisource data fusion |
| CN110567853A (en) * | 2019-10-22 | 2019-12-13 | 中国矿业大学(北京) | Mine dust measurement system based on image |
| CN112150746A (en) * | 2020-09-29 | 2020-12-29 | 福州大学 | Self-explosion monitoring and early warning device and method for vulcanized mine explosive |
| CN113110018A (en) * | 2021-03-18 | 2021-07-13 | 北京天地玛珂电液控制系统有限公司 | Remote liquid supply control device |
-
2018
- 2018-02-23 CN CN201820263172.1U patent/CN208280987U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109816956A (en) * | 2019-01-11 | 2019-05-28 | 中国恩菲工程技术有限公司 | Mine fire early warning system and method for early warning based on multisource data fusion |
| CN110567853A (en) * | 2019-10-22 | 2019-12-13 | 中国矿业大学(北京) | Mine dust measurement system based on image |
| CN112150746A (en) * | 2020-09-29 | 2020-12-29 | 福州大学 | Self-explosion monitoring and early warning device and method for vulcanized mine explosive |
| CN113110018A (en) * | 2021-03-18 | 2021-07-13 | 北京天地玛珂电液控制系统有限公司 | Remote liquid supply control device |
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