CN203321589U - Coal mine return air shaft high-pressure real-time monitoring system based on repeater - Google Patents
Coal mine return air shaft high-pressure real-time monitoring system based on repeater Download PDFInfo
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- CN203321589U CN203321589U CN2013202772430U CN201320277243U CN203321589U CN 203321589 U CN203321589 U CN 203321589U CN 2013202772430 U CN2013202772430 U CN 2013202772430U CN 201320277243 U CN201320277243 U CN 201320277243U CN 203321589 U CN203321589 U CN 203321589U
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- time monitoring
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Abstract
The utility model discloses a coal mine return air shaft high-pressure real-time monitoring system based on a repeater, belongs to the technical field of coal mine safety monitoring and aims at providing the system for monitoring explosion accidents on a coal mine in real time. The system is characterized in that a steel pipe (2) is pre-embedded into a shaft wall of a return air shaft cylinder (1) of the coal mine, one end of the steel pipe (2) is communicated with air in the return air shaft cylinder (1), and the other end of the steel pipe (2) is communicated and sealed with a high-pressure sensor (3). A high-pressure sensor signal line (4) can be connected with an analog input module of a programmable logic controller (5), and the programmable logic controller (5) is connected with the repeater (6). The repeater (6) is connected with a conversion port (8) through a transmission line (7), and the conversion port (8) is connected with a monitoring host (9). The monitoring host (9) monitors and records pressure value signals in the shaft cylinder in real time, wherein the pressure value signals are transmitted from the high-pressure sensor (3), and a instantaneous pressure peak value is recorded and alarming is performed when instantaneous pressure exceeds one atmospheric pressure.
Description
Technical field
A kind of coal mine return air well hyperbar real-time monitoring system based on repeater of the utility model, belong to the coal mine safety monitoring technical field.
Background technology
" coal mining enterprise's safety in production license implementing method " the 13 regulation: high gas, coal and gas outburst mine are equipped gas drainage system and safety monitoring system in accordance with regulations, low gaseous mine equipment gas breaker, wind-powered electricity gas blocking device.At present, the safety monitoring system that production and operation unit installs is monitored in real time to operation place, colliery gas density, temperature, negative pressure, CO concentration, wind speed, smog, temperature, air door switch etc., and mainly to colliery, cause the explosion accidents such as gas explosion, coal-dust explosion, priming system blast and gas and dust explosion of heavy losses can not carry out Real-Time Monitoring, blast after accident in colliery, accident report mainly relies on phone to report step by step, on call time slowlyer, incur loss through delay the first rescue time of explosion accident.
The utility model content
The utility model aims to provide a kind of coal mine return air well hyperbar real-time monitoring system based on repeater, and a kind of system of the colliery accident of blasting being carried out to Real-Time Monitoring is provided.
To achieve the above object, technical solution adopted in the utility model is: a pre-buried steel pipe on the borehole wall of coal mine return air well shaft, one of this steel pipe communicates with the interior air of returnairshaft pit shaft, and the other end of this steel pipe and hyperbar sensor are communicated with and seal; The analog input module of hyperbar sensor signal lines and programmable logic controller is connected; Programmable logic controller is connected with repeater; Repeater is connected with translation interface by transmission line; Translation interface is connected with monitoring host computer; The pit shaft internal gas pressure value signal that monitoring host computer comes the hyperbar sensor transmissions carries out Real-Time Monitoring record, and records the instantaneous pressure peak value and report to the police when instantaneous pressure is atmospheric over 1.
In this real-time monitoring system, described pre-buried steel pipe, be heavy seamless steel pipe, nominal bore >=100mm, wall thickness nominal size >=5mm.
In this real-time monitoring system, described hyperbar sensor, this hyperbar sensor Real-Time Monitoring the impact air pressure peak value that moment produces when transmitting pit shaft internal gas pressure value, down-hole and blasting; Hyperbar sensor measurement scope is at 0-100 atmospheric pressure.
In this real-time monitoring system, described programmable logic controller, band analog input module.
In this real-time monitoring system, described repeater, be the physical layer equipment of the network equipment osi model of signal being regenerated and reducing.
In this real-time monitoring system, described translation interface, for the framework network connects, the interface convertor that is another kind of agreement by a kind of protocol conversion.
In this real-time monitoring system, described monitoring host computer, the pit shaft internal gas pressure value signal that the hyperbar sensor transmissions is come carries out Real-Time Monitoring record, and records the instantaneous pressure peak value and report to the police when instantaneous pressure is atmospheric over 1.
Effect of the present utility model is remarkable:
Be somebody's turn to do the application of the coal mine return air well hyperbar real-time monitoring system based on repeater, the colliery accident of blasting is carried out to Real-Time Monitoring, make to blast blast information very first time in accident colliery is transferred in this coal mine return air well hyperbar real-time monitoring system and reports to the police, for the accident rescue gains time.
The accompanying drawing explanation
The connection diagram that Fig. 1 is the coal mine return air well hyperbar real-time monitoring system based on repeater.
The specific embodiment
Further illustrate structure of the present utility model below in conjunction with accompanying drawing.
In Fig. 1: 1. returnairshaft pit shaft, 2. steel pipe, 3. hyperbar sensor, 4. hyperbar sensor signal lines, 5. programmable logic controller, 6. repeater, 7. transmission line, 8. translation interface, 9. monitoring host computer.
As shown in the figure, the technical scheme that the coal mine return air well hyperbar real-time monitoring system based on repeater the utility model proposes is taked is: a pre-buried steel pipe 2 on the borehole wall of coal mine return air well shaft 1, one of this steel pipe 2 communicates with returnairshaft pit shaft 1 interior air, and the other end of this steel pipe 2 and hyperbar sensor 3 are communicated with and seal; The analog input module of hyperbar sensor signal lines 4 and programmable logic controller 5 is connected; Programmable logic controller 5 is connected with repeater 6; Repeater 6 is connected with translation interface 8 by transmission line 7; Translation interface 8 is connected with monitoring host computer 9; The pit shaft internal gas pressure value signal that 3 transmission of 9 pairs of hyperbar sensors of monitoring host computer come carries out Real-Time Monitoring record, and records the instantaneous pressure peak value and report to the police when instantaneous pressure is atmospheric over 1.
In this real-time monitoring system, described pre-buried steel pipe 2, be heavy seamless steel pipe, nominal bore >=100mm, wall thickness nominal size >=5mm.
In this real-time monitoring system, described hyperbar sensor 3, this hyperbar sensor Real-Time Monitoring the impact air pressure peak value that moment produces when transmitting pit shaft internal gas pressure value, down-hole and blasting; The measurement category of hyperbar sensor 3 is at 0-100 atmospheric pressure, as hyperbar sensor 3 is selected PY210.
In this real-time monitoring system, described programmable logic controller 5, band analog input module, as programmable logic controller is selected S7-200-6ES7212-1AB23-0XB0, the analog input module is selected EM231.
In this real-time monitoring system, described repeater 6, be the physical layer equipment of the network equipment osi model of signal being regenerated and reducing, and interface type RS-232/422/485, as repeater 6 is selected MODEL485SI+/R.
In this real-time monitoring system, described translation interface 8, for the framework network connects, the interface convertor that is another kind of agreement by a kind of protocol conversion, translative mode RS232 and RS422/485 bi-directional conversion, as translation interface 8 is selected MODEL485SI+/C.
In this real-time monitoring system, described monitoring host computer 9, the pit shaft internal gas pressure value signal that the hyperbar sensor transmissions is come carries out Real-Time Monitoring record, and records the instantaneous pressure peak value and report to the police when instantaneous pressure is atmospheric over 1.
Be somebody's turn to do the application of the coal mine return air well hyperbar real-time monitoring system based on repeater, the colliery accident of blasting is carried out to Real-Time Monitoring, make to blast blast information very first time in accident colliery is transferred in this coal mine return air well hyperbar real-time monitoring system and reports to the police, for the accident rescue gains time.
Claims (6)
1. the coal mine return air well hyperbar real-time monitoring system based on repeater, it is characterized in that: a pre-buried steel pipe (2) on the borehole wall of coal mine return air well shaft (1), one of this steel pipe (2) communicates with the interior air of returnairshaft pit shaft (1), and the other end of this steel pipe (2) and hyperbar sensor (3) are communicated with and seal; Hyperbar sensor signal lines (4) is connected with the analog input module of programmable logic controller (5); Programmable logic controller (5) is connected with repeater (6); Repeater (6) is connected with translation interface (8) by transmission line (7); Translation interface (8) is connected with monitoring host computer (9); Monitoring host computer (9) the pit shaft internal gas pressure value signal that transmission comes to hyperbar sensor (3) carries out Real-Time Monitoring record, and records the instantaneous pressure peak value and report to the police when instantaneous pressure is atmospheric over 1.
2. the coal mine return air well hyperbar real-time monitoring system based on repeater according to claim 1, is characterized in that, described pre-buried steel pipe (2), be heavy seamless steel pipe, nominal bore >=100mm, wall thickness nominal size >=5mm.
3. the coal mine return air well hyperbar real-time monitoring system based on repeater according to claim 1, it is characterized in that, described hyperbar sensor (3), this hyperbar sensor Real-Time Monitoring the impact air pressure peak value that moment produces when transmitting pit shaft internal gas pressure value, down-hole and blasting; The measurement category of this hyperbar sensor is at 0-100 atmospheric pressure, and hyperbar sensor (3) is selected PY210.
4. the coal mine return air well hyperbar real-time monitoring system based on repeater according to claim 1, it is characterized in that, described programmable logic controller (5), band analog input module, programmable logic controller (5) is selected S7-200-6ES7212-1AB23-0XB0, and the analog input module is selected EM231.
5. the coal mine return air well hyperbar real-time monitoring system based on repeater according to claim 1, it is characterized in that, described repeater (6), physical layer equipment for the network equipment osi model of signal being regenerated and reducing, interface type RS-232/422/485, repeater (6) is selected MODEL485SI+/R.
6. the coal mine return air well hyperbar real-time monitoring system based on repeater according to claim 1, it is characterized in that, described translation interface (8), for the framework network connects, the interface convertor that is another kind of agreement by a kind of protocol conversion, translative mode RS232 and RS422/485 bi-directional conversion, translation interface (8) is selected MODEL485SI+/C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202772430U CN203321589U (en) | 2013-05-11 | 2013-05-11 | Coal mine return air shaft high-pressure real-time monitoring system based on repeater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202772430U CN203321589U (en) | 2013-05-11 | 2013-05-11 | Coal mine return air shaft high-pressure real-time monitoring system based on repeater |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203321589U true CN203321589U (en) | 2013-12-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013202772430U Expired - Fee Related CN203321589U (en) | 2013-05-11 | 2013-05-11 | Coal mine return air shaft high-pressure real-time monitoring system based on repeater |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203321589U (en) |
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2013
- 2013-05-11 CN CN2013202772430U patent/CN203321589U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C53 | Correction of patent of invention or patent application | ||
| CB03 | Change of inventor or designer information |
Inventor after: Liu Hunju Inventor after: Li Baoyuan Inventor after: Miao Yanning Inventor after: Yan Wei Inventor after: Xu Chunhua Inventor after: Jiang Xiaoqiang Inventor after: Zhang Haiyan Inventor after: Yao Jinguo Inventor after: Fan Xiaoshi Inventor after: Fan Tieshan Inventor after: Li Jinpeng Inventor after: Wang Xiaodong Inventor after: Zhao Heping Inventor after: Wang Linghe Inventor after: Liu Qingming Inventor after: Zhang Jianming Inventor after: Bai Guangting Inventor after: Li Qingyuan Inventor before: Liu Hunju Inventor before: Xu Chunhua Inventor before: Jiang Xiaoqiang Inventor before: Zhang Haiyan Inventor before: Fan Xiaoshi Inventor before: Fan Tieshan Inventor before: Li Jinpeng Inventor before: Wang Xiaodong Inventor before: Zhao Heping Inventor before: Wang Linghe Inventor before: Liu Qingming Inventor before: Zhang Jianming Inventor before: Miao Yanning Inventor before: Yan Wei |
|
| COR | Change of bibliographic data |
Free format text: CORRECT: INVENTOR; FROM: LIU HUNJU LI JINPENG WANG XIAODONG ZHAO HEPING WANG LINGHE LIU QINGMING ZHANG JIANMING MIAO YANNING YAN WEI XU CHUNHUA JIANG XIAOQIANG ZHANG HAIYAN FAN XIAOSHI FAN TIESHAN TO: LIU HUNJU LI JINPENG WANG XIAODONG ZHAO HEPING WANG LINGHE LIU QINGMING ZHANG JIANMING BAI GUANGTING LI QINGYUAN LI BAOYUAN MIAO YANNING YAN WEI XU CHUNHUA JIANG XIAOQIANG ZHANG HAIYAN YAO JINGUO FAN XIAOSHI FAN TIESHAN |
|
| 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: 20131204 Termination date: 20210511 |