CN102705012A - Monitoring system of coal roadway roof separation based on M-BUS - Google Patents
Monitoring system of coal roadway roof separation based on M-BUS Download PDFInfo
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- CN102705012A CN102705012A CN2012101835428A CN201210183542A CN102705012A CN 102705012 A CN102705012 A CN 102705012A CN 2012101835428 A CN2012101835428 A CN 2012101835428A CN 201210183542 A CN201210183542 A CN 201210183542A CN 102705012 A CN102705012 A CN 102705012A
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Abstract
The invention provides a monitoring system of a coal roadway roof separation based on M-BUS, which includes M-BUS and a roof separating instrument arranged on the coal roadway roof, wherein the roof separating instrument is in tandem connection with the M-BUS, and includes a magnetic switch array and a magnetic detecting bar; the monitoring system also includes a main controller that is communicated with the roof separating instrument through the M-BUS, and the output end of the magnetic switch array is connected with the main controller; and the monitoring server connected with the M-BUS receives the roof separation data processed and converted into the separation quantity frequency signals through the main controller. The monitoring system has a simple structure, is strong in anti-interference and accurate in data detection, utilizes the M-BUS network to achieve the functions of communication and power supply, realizes the on-line remote monitoring, supplies the real-time roof separation quantity digital display and the separation limit-exceeding audible and visual alarm information for field personnel, and ensures the safety of the mining operation.
Description
Technical field
The present invention relates to a kind of monitoring system of coal mine roof plate absciss layer, a kind of butt entry roof delamination monitoring system that is specifically related to based on the M-BUS bus.
Background technology
In Coal Production, the easier roof delamination that takes place of absciss layer, particularly roadway supported by bolt can take place owing to receive the tension and the shear failure of external force in roadway surrounding rock.When roof delamination surpasses certain limit, show that promptly top board is in unsteady state, if the untimely supporting measure of taking, just pernicious roof accident such as roof fall can take place, can the life safety and the activity in production that be directly connected to the staff be carried out smoothly.
So the control of coal mine roadway top board is particularly important; So when using bolt support technology; The residing state of back need be monitored at any time, all adopts the roof delamination appearance to monitor moving of roof strata at present, and it can show in the rock-bolt length scope respectively and the absciss layer situation of anchor pole scope roof sheet rock stratum; Length, the tensile strength of confirming anchor pole is provided for colliery engineering technician and testing staff; Understand the scientific basis of employed anchor pole physical property, economy, thereby effectively prevent the generation of caving-in accident, guarantee Safety of Coal Mine Production.According to the data analysis that the roof delamination appearance observes, draw situation such as different geological condition, variation of lithological, summed up absciss layer amount in the roadway supported by bolt anchor pole scope, in time take other effective supporting measure, prevent the generation of top board slump accident.
But the roof delamination appearance that uses in the colliery at present is mechanical type roadway roof absciss layer indicator and acousto-optic alarm type roadway roof absciss layer indicator; Both all adopt the artificial method of measuring the roof delamination situation of regularly observing; Need the special messenger regularly to remove observed reading, and set up account; And because working face extraction tunnel, tunnel is very long; The observer can not accomplish can both accurately grasp every day each roof delamination appearance situation of change; Promptly can not realize the automatic monitoring and the transfer of data of roof delamination; So the staff can not in time take corresponding measure to stop the top board unstability, sudden destruction also can inevitably be taken place, and brings hidden danger for the safety in production in colliery.
Summary of the invention
The present invention will solve above-mentioned deficiency exactly, and a kind of roof delamination monitoring system of safe, real-time is provided, and has realized that online in real time detects the roof delamination amount, can in time take corresponding measure and be to stop the top board unstability, avoid sudden destruction to take place.
In order to reach above-mentioned effect; The present invention provides a kind of monitoring system of the butt entry roof absciss layer based on the M-BUS bus; Comprise the M-BUS bus, be arranged on the roof delamination appearance of back; Said roof delamination appearance is serially connected on the M-BUS bus, and said roof delamination appearance comprises magnetic switch array, magnetic pick-up wand; Also comprise main controller, said main controller is to carry out communication through M-BUS bus and roof delamination appearance, and said magnetic switch array output end is connected with main controller; The monitor server of being located at Monitor Sub-Station of Less is connected with the M-BUS bus, and receives the roof delamination data of handling, convert into absciss layer amount frequency signal through said main controller.
The preferred version of such scheme is that said light-emitting diode display and warning device are through light sensor control.
The preferred version of such scheme is that said light-emitting diode display and warning device are connected with charging device.
The preferred version of such scheme is that said main controller is 16 MSP430 single-chip microcomputers of super low-power consumption.
The preferred version of such scheme is that said main controller connects a direct current power supply.
The order of when coal mine roadway tunnels, the roof delamination appearance being pressed address is with M-BUS bus connection networking, and the roof delamination appearance is provided with the quantity of roof delamination appearance between any two at a distance of about 50 meters according to the length in tunnel; And during back production, remove the roof delamination appearance in reverse order in the tunnel.The main controller of this detection system carries out communication through M-BUS bus and roof delamination appearance; Gather the roof delamination value of each roof delamination appearance; And convert corresponding absciss layer amount frequency signal into; Address circulation by the roof delamination appearance is periodically transmitted absciss layer amount frequency signal to the monitor server of underground monitoring substation, and monitor server transfers to surface production command centre with absciss layer amount frequency signal through the ore deposit comprehensive monitoring system again, realizes the real-time monitoring to mine laneway roof delamination state.
Simultaneously; Main controller flows to the light-emitting diode display that is installed on the back with absciss layer amount frequency signal and is connected with warning device through the M-BUS bus; When there was the staff at the scene, light sensor was sensed the circuit that light source is promptly opened light-emitting diode display and warning device, and current roof delamination numerical quantity is presented on the light-emitting diode display; Light-emitting diode display has time-delay closing function, helps causing staff's attention.When surpassing the overload alarm value like current absciss layer amount, touch warning device, alarm bell instant alerts field personnel will take care and take corresponding safety measure, thereby has ensured field personnel's life security.
In addition; Can set or revise the address and the overload alarm value of any roof delamination appearance through the M-BUS bus; When the absciss layer amount surpasses the overload alarm value; Light-emitting diode display is warning device work when showing absciss layer numerical value, reminds to the field personnel and will take care and take corresponding safety measure.
The present invention has following beneficial effect:
1, utilized the magnetic switch array of roof delamination appearance to realize the measurement of contactless absolute straight-line displacement, be difficult for receiving the pollution of dust, greasy dirt and steam, antijamming capability is strong, adapts to this comparatively rugged environment in colliery;
2, adopt MSP430 super low-power consumption main controller, reduced the power consumption of roof delamination appearance, thereby realized the function that the M-BUS bus network communicates and supplies power for this detection system, realized the networking and the automation of roof delamination input;
3, this detection system has numeral demonstration and sound and light alarm equipment; Voltage when using charging device work to be provided again as light-emitting diode display and warning device; For the site work staff provides instant roof delamination amount data and the absciss layer sound and light alarm information that transfinites, ensured field personnel's life security; And the roof delamination feedback information of will being correlated with is transported to Coal Production command centre, for preventing roof delamination in advance safety measure is provided in time, realized the on-the-spot early warning of roof delamination state and the dual purpose of remote real time monitoring.
4, this detection system is simple in structure, and is easy for installation, and precision is high, and low in energy consumption, networking is simple.
Description of drawings
Below in conjunction with the accompanying drawing and the specific embodiment the present invention is done further detailed explanation.
Fig. 1 is a roof delamination appearance structural representation;
Fig. 2 is a roof delamination appearance sectional view;
Fig. 3 is a roof delamination detection system schematic diagram of the present invention;
Fig. 4 is that roof delamination detection system of the present invention is arranged sketch map;
Among the figure: 1-roof delamination appearance, 11-magnetic switch array, 12-magnetic pick-up wand, 13-anchor head, 14-lining rope; The 15-magnetic stripe, the 2-back, 21-pushes up always, the 22-intermediate layer, 23-directly pushes up; The 3-M-BUS bus, 4-MSP430 single-chip microcomputer, 5-monitor server, 6-warning device; The 7-LED display, 8-light sensor, 9-super capacitor, 10-dc source.
The specific embodiment
Like Fig. 1, shown in Figure 2, roof delamination appearance 1 comprises the magnetic switch array of being located in the sleeve 11 and magnetic pick-up wand 12, and the anchor head 13 of magnetic pick-up wand 12 is connected with magnetic pick-up wand 12 through lining rope 14; Magnetic pick-up wand 12 is to be that the magnetic stripe 15 by certain coding stickup permanent magnet forms on the semicircular stainless steel metal rod in the cross section, adopts the relative displacement of magnetic pick-up wand and magnetic switch array, carries out the straight-line displacement of noncontact roof delamination and measures.
As shown in Figure 3, roof delamination detects monitoring system, comprises M-BUS bus 3, is arranged on the roof delamination appearance 1 of back 2, and said roof delamination appearance 1 is serially connected on the M-BUS bus 3; Also comprise main controller, connect a direct current power supply 10 power supplies, said main controller is 16 MSP430 single-chip microcomputers 4 of super low-power consumption, and it carries out communication through M-BUS bus 3 and roof delamination appearance 1; The monitor server 5 that is arranged on Monitor Sub-Station of Less is connected with M-BUS bus 3, and receives the roof delamination data of handling, convert into absciss layer amount frequency signal through MSP430 single-chip microcomputer 4; Said roof delamination appearance 1 comprises magnetic switch array 11, magnetic pick-up wand 12, and said magnetic switch array 11 outputs are connected with MSP430 single-chip microcomputer 4; Said MSP430 single-chip microcomputer 4 outputs are connected with warning device 6 with light-emitting diode display 7 through M-BUS bus 3; Said light-emitting diode display 7 is installed on the back 2 through light sensor 8 controls with warning device 6; Super capacitor 9 is connected the charging device when working as them with light-emitting diode display 7 with warning device 6.
As shown in Figure 4; The MSP430 single-chip microcomputer 4 of this detection system carries out communication through M-BUS bus 3 and several roof delamination appearance 1, and the roof delamination appearance is provided with the quantity of roof delamination appearance between any two at a distance of about 50 meters according to the length in tunnel; The tunnel is about 1500m, but 32 roof delamination appearance of networking.Be located at earlier the depths in back 2 old tops 21 and intermediate layer 22 respectively through anchor head 13 with two magnetic pick-up wand 12 of roof delamination appearance 1; Be suspended from of the displacement of lining rope 14 magnetic test bars 12 through detection with respect to the roof delamination appearance on 23 surfaces, direct top; Promptly draw absciss layer, and the direct absciss layer at top 23 and 22 places, intermediate layer on direct top 23 and old top 21 respectively, the difference of these two absciss layers data is the absciss layer value on intermediate layer 22 and old top 21.The roof delamination value of each roof delamination appearance 1 that MSP430 single-chip microcomputer 4 will collect; And convert corresponding absciss layer amount frequency signal into; Periodically transmit the monitor server 5 of absciss layer amount frequency signal to underground monitoring substation by the address circulation of roof delamination appearance; Monitor server 5 transfers to surface production command centre with absciss layer amount frequency signal through the ore deposit comprehensive monitoring system again, realizes the real-time remote monitoring to mine laneway roof delamination state.
Simultaneously; MSP430 single-chip microcomputer 4 flows to the light-emitting diode display that is installed on the back 2 with absciss layer amount frequency signal and is connected with warning device through M-BUS bus 3; When there is the staff at the scene; Light sensor is sensed the circuit that light source is promptly opened light-emitting diode display and warning device, and time-delay closing function is arranged, and helps causing staff's attention.And current roof delamination numerical quantity is presented on the light-emitting diode display; When surpassing the overload alarm value like the absciss layer amount; Touch warning device, alarm bell instant alerts field personnel will take care and take corresponding safety measure, thereby has ensured field personnel's life security.
Above embodiment is not limited only to protection scope of the present invention, all make amendment based on basic thought of the present invention or change all belong to protection scope of the present invention.
Claims (6)
1. butt entry roof delamination monitoring system based on the M-BUS bus; Comprise M-BUS bus and the roof delamination appearance that is arranged on back; It is characterized in that: said roof delamination appearance is serially connected on the M-BUS bus, and said roof delamination appearance comprises magnetic switch array, magnetic pick-up wand; Also comprise main controller, said main controller is to carry out communication through M-BUS bus and roof delamination appearance, and said magnetic switch array output end is connected with main controller; The monitor server of being located at Monitor Sub-Station of Less is connected with the M-BUS bus, and receives the roof delamination data of handling, convert into absciss layer amount frequency signal through said main controller.
2. the butt entry roof delamination monitoring system based on the M-BUS bus according to claim 1; It is characterized in that: said main controller output is connected with warning device with light-emitting diode display through the M-BUS bus, and said light-emitting diode display and warning device are installed on the back.
3. the butt entry roof delamination monitoring system based on the M-BUS bus according to claim 2 is characterized in that: said light-emitting diode display and warning device are through light sensor control.
4. the butt entry roof delamination monitoring system based on the M-BUS bus according to claim 2, it is characterized in that: said light-emitting diode display and warning device are connected with charging device.
5. the butt entry roof delamination monitoring system based on the M-BUS bus according to claim 1 is characterized in that: said main controller is 16 MSP430 single-chip microcomputers of super low-power consumption.
6. the butt entry roof delamination monitoring system based on the M-BUS bus according to claim 1, it is characterized in that: said main controller connects a direct current power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101835428A CN102705012A (en) | 2012-06-06 | 2012-06-06 | Monitoring system of coal roadway roof separation based on M-BUS |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012101835428A CN102705012A (en) | 2012-06-06 | 2012-06-06 | Monitoring system of coal roadway roof separation based on M-BUS |
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| CN102705012A true CN102705012A (en) | 2012-10-03 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2012101835428A Pending CN102705012A (en) | 2012-06-06 | 2012-06-06 | Monitoring system of coal roadway roof separation based on M-BUS |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103321681A (en) * | 2012-12-31 | 2013-09-25 | 尤洛卡矿业安全工程股份有限公司 | Monitoring and pre-warning method and system for coal mine roadway roof collapse disaster |
| CN103485823A (en) * | 2013-09-10 | 2014-01-01 | 昆山新金福精密电子有限公司 | Roof separation layer monitoring device |
| CN105096728A (en) * | 2015-09-09 | 2015-11-25 | 中国矿业大学 | Teaching device of roof separation observation under combined supporting of bolts and anchor cables and usage method |
| CN108466902A (en) * | 2018-06-22 | 2018-08-31 | 潘丽娜 | A kind of drag-line detection device for mine hoist equipment |
-
2012
- 2012-06-06 CN CN2012101835428A patent/CN102705012A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103321681A (en) * | 2012-12-31 | 2013-09-25 | 尤洛卡矿业安全工程股份有限公司 | Monitoring and pre-warning method and system for coal mine roadway roof collapse disaster |
| CN103321681B (en) * | 2012-12-31 | 2016-01-20 | 尤洛卡矿业安全工程股份有限公司 | A kind of monitoring and pre-alarming method of coal mine roadway roof collapse disaster and system |
| CN103485823A (en) * | 2013-09-10 | 2014-01-01 | 昆山新金福精密电子有限公司 | Roof separation layer monitoring device |
| CN105096728A (en) * | 2015-09-09 | 2015-11-25 | 中国矿业大学 | Teaching device of roof separation observation under combined supporting of bolts and anchor cables and usage method |
| CN108466902A (en) * | 2018-06-22 | 2018-08-31 | 潘丽娜 | A kind of drag-line detection device for mine hoist equipment |
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Application publication date: 20121003 |