CN103266918A - Network digital parallel direct-reading roof separation instrument - Google Patents
Network digital parallel direct-reading roof separation instrument Download PDFInfo
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- CN103266918A CN103266918A CN2013101926722A CN201310192672A CN103266918A CN 103266918 A CN103266918 A CN 103266918A CN 2013101926722 A CN2013101926722 A CN 2013101926722A CN 201310192672 A CN201310192672 A CN 201310192672A CN 103266918 A CN103266918 A CN 103266918A
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Abstract
The invention discloses a network digital parallel direct-reading roof separation instrument. The network digital parallel direct-reading roof separation instrument comprises sensor nodes and a wireless base station. Each sensor node is composed of a base point anchor head, measuring ropes, a vertical measuring tube, a segmented capacitance-type displacement sensor, a left measuring tube monitor, a right measuring tube monitor and a processor. A networking protocol is the ZigBee protocol, a network structure is a self-organizing and self-healing overlay tree structure, a tree structure is adopted for the whole network structure, and the sensor nodes are in communication with the closely-adjacent sensor nodes only; a grid structure is adopted for part of the network structure, the sensor nodes are in communication with the secondarily-adjacent sensor nodes only, and the communication distance between the sensor nodes is smaller than 100m. According to the network digital parallel direct-reading roof separation instrument, network digital parallel direct-reading monitoring on roof separation of an underground roadway of a mine through a wireless sensor network is achieved, observation and measurement are convenient to carry out, automatic monitoring and real-time data transmission are achieved, and safety management levels are improved.
Description
Technical field
The invention belongs to coal measure strata mine underworkings roof delamination monitoring technical field, be specifically related to the parallel direct-reading roof delamination instrument of a kind of networking numeral.
Background technology
The used roof delamination instrument of present domestic coal measure strata mine underworkings mainly contains mechanical type direct-reading roof delamination instrument and digital roof delamination instrument two classes.Wherein, mechanical type direct-reading roof delamination instrument mainly divides two classes such as run-in index direct-reading and straight-bar type direct-reading, digital roof delamination instrument is mainly straight-bar direct-reading, mainstream product is GUD-240 type surrounding rock separation layer sensor, GYW300 surrounding rock displacement analyzer, YHW150 type top board displacement monitor and pattern displacement monitoring system etc., and digital parallel direct-reading roof delamination instrument is then less relatively.
The parallel direct-reading roof delamination of mechanical type instrument mainly by basic point anchor head, lining rope, vertically survey that tube, a left side are surveyed tube and the right tube etc. surveyed is formed, wherein, tube is surveyed on a left side and the displacement indication that tube is represented dark basic point and shallow foundation point is respectively surveyed on the right side, dark basic point anchor head is fixed in the stable rock stratum outside the anchorage zone, shallow foundation point anchor head is fixed on anchor pole upper end position, when in the anchor rod anchored scope absciss layer being arranged, top board and the vertical tube of surveying move down, and tube is surveyed on a left side and the right tube scale of surveying is indicated simultaneously; When anchor rod anchored scope roof sheet absciss layer, vertical to survey tube constant with the top board opposite position, and right to survey tube displacement indication constant, and a left side is surveyed tube displacement indication and changed.It is easy to use, cheap that this class mechanical type straight parallel is read the roof delamination instrument, but in use there are the following problems: 1) manually climb ladder and observe, observe and measure extremely inconvenience, error is big, has potential safety hazard; 2) artificial regularly the observation measured the roof delamination situation, can not realize uninterrupted monitoring and transfer of data automatically, the life period neutral gear.
Summary of the invention
The object of the invention is intended to overcome above-mentioned shortcoming, provide a kind of observe measure convenient, data are true and reliable and can monitor automatically and the parallel direct-reading roof delamination instrument of networking numeral of real-time transmission data.
For achieving the above object, the present invention adopts following solution: the parallel direct-reading roof delamination instrument of a kind of networking numeral, comprise sensor node and wireless base station, it is characterized in that: sensor node is surveyed a tube monitor, right survey tube monitor and processor by basic point anchor head, lining rope, vertical survey tube, sectional capacitance formula displacement transducer, a left side and is formed; The networking agreement is the ZigBee agreement, network structure is self-organizing, self-healing property overlay tree structure, the whole tree structure that adopts of network structure, sensor node only with next-door neighbour the sensor node communication, the local network that adopts, sensor node only with inferior next-door neighbour's sensor node communication, the communication distance between the sensor node is less than 100m.
The above-mentioned parallel direct-reading roof delamination instrument of networking numeral, it is characterized in that: it is the light-operated demonstration of parallel direct-reading with right survey tube monitor that the tube monitor is surveyed on a described left side, light-dependent control element is photodiode, mine lamp triggers, the demonstration time is 60s, display element is 1 cun LED charactron, and processor 8 is the MCU+ RF receiving and transmission module, is full-function device (FFD node).
The above-mentioned parallel direct-reading roof delamination instrument of networking numeral, it is characterized in that: described wireless base station operating voltage is 127-400V, but the maximum of management of sensor node adds up to 256, time data memory was greater than 12 months, interactive mode is for showing 5 cun very color LCD, 4 line resistance touch screens, the outage working time, interface was ZigBee, RS485, Ethernet and USB mouth greater than 2 hours.
Operating principle of the present invention and process are: the basic point anchor head in the sensor node, lining rope and vertical survey tube are formed dark basic point and shallow foundation point strata displacement analogue measurement device, strata displacement in outside the anchorage zone and the anchorage zone is measured, obtain the strata displacement analog signal; The tube monitor is surveyed on sectional capacitance formula displacement transducer in the sensor node, processor, a left side and the right tube monitor of surveying is formed strata displacement collection of simulant signal, processing and numeric display unit, the strata displacement analog signal is gathered, be converted to the strata displacement data signal, and handle and export demonstration, wherein, a left side is surveyed the tube monitor demonstration is exported in the displacement of dark basic point; The right tube monitor of surveying is exported demonstration to the displacement of shallow foundation point; The wireless base station carries out wireless transmission to the strata displacement data signal, and the networking agreement is the ZigBee agreement, and network structure is self-organizing, self-healing property overlay tree structure, the whole tree structure that adopts, the local network that adopts.
Compared with prior art, the present invention has following advantage:
1, the present invention is a kind of parallel direct-reading roof delamination instrument of networking numeral of mine underworkings roof delamination monitoring, this invention is to be the networking agreement with the ZigBee agreement, be network structure with self-organizing, self-healing property overlay tree structure, realized that wireless sensor network carries out the parallel direct-reading monitoring of networking numeral to mine underworkings roof delamination, and under the situation that guarantees communication efficiency, improved the reliability of communication.
2, sensor node of the present invention has adopted sectional capacitance formula displacement transducer, both can independently use, and also can be used as the Wi-Fi node.During independent the use, this absciss layer instrument adopts light-operated Display Technique, the energy low consumption when guaranteeing powered battery; As the Wi-Fi node time, this absciss layer instrument is except the function with sensor, or the full-function device (FFD node) with router feature, can transmit the data of its adjacent two radio nodes.
3, base station of the present invention has functions such as data storage, protocol conversion, historical data are checked, the correlation analysis of absciss layer data space, time correlation analysis.Get final product independent management equipment as this absciss layer instrument, the data of be used for record, checking each unit, observe and measure conveniently, also can be used as bridge sends into the absciss layer data in the whole automated network, play the effect of automatic monitoring and real-time transmission data, be convenient to centralized and unified management, improve the safety management level.When not possessing the down-hole Ethernet, this base station can also back up data in the portable hard drive by USB interface, carries out data sharing by the portable hard drive dish then.
4, the present invention is widely used in roadway supported by bolt ore deposit, mine down-hole and presses monitoring, and aspects such as monitoring are pressed in the chamber ore deposit, tunnel of large-scale structure such as tunnel, mine working, underground power station and oil-gas depot or building.
Description of drawings
Fig. 1 is the structural representation of sensor node of the present invention.
Fig. 2 is schematic network structure of the present invention.
Among the figure: 1-sensor node, 2-basic point anchor head, the 3-lining rope 4-vertical tube of surveying
5-sectional capacitance formula displacement transducer 6-left side is surveyed tube monitor 7-right side and is surveyed the tube monitor
8-processor, 9-wireless base station, 10-tree structure, 11-network.
The specific embodiment
The present invention is described in further detail below in conjunction with drawings and Examples.
Embodiment 1:Certain ore deposit 3
#Coal seam 3101 work plane haulage gate buried depths are about 240m, and drift section is wide to be 5.2m, and height is 4.2m, and long is 1.0km.This crossheading top board is carbonaceous mud stone and siltstone, little structure development in the crossheading, and the country rock soft broken, the roadway surrounding rock less stable is the unstable country rock of IV class.
In this tunnel, arrange digital parallel direct-reading roof delamination instrument, as Fig. 1, shown in Figure 2, present embodiment comprises sensor node 1 and wireless base station 9, sensor node 1 is by basic point anchor head 2, lining rope 3, the vertical tube 4 of surveying, sectional capacitance formula displacement transducer 5, tube monitor 6 is surveyed on a left side, right tube monitor 7 and processor 8 compositions surveyed, wherein, tube monitor 6 and the light-operated demonstration of right survey tube monitor 7 parallel direct-reading are surveyed in a left side, light-dependent control element is photodiode, mine lamp triggers, the demonstration time is 60s, display element is 1 cun LED charactron, and processor 8 is the MCU+ RF receiving and transmission module, is full-function device (FFD node); The operating voltage of wireless base station 9 is 127V, but management of sensor node 1 add up to 20, the base station is 2, time data memory 12 months, interactive mode is for showing 5 cun very color LCD, 4 line resistance touch screens, the outage working time, interface was ZigBee greater than 2 hours; The networking agreement is the ZigBee agreement, network structure is self-organizing, self-healing property overlay tree structure, the whole tree structure 10 that adopts of network structure, sensor node 1 only with next-door neighbour sensor node 1 communication, the local network 11 that adopts, sensor node 1 only with inferior next-door neighbour's sensor node 1 communication, the communication distance between the sensor node 1 is less than 50m.
Embodiment 2:Certain ore deposit 3
#The first mining face buried depth in coal seam is about 100m, and top board is more complete, and roadway surrounding rock is stablized country rock for the II class.In this tunnel, arrange digital parallel direct-reading roof delamination instrument, sensor node 1 adds up to 22, the operating voltage of wireless base station 9 is 400V, the base station is 2, monitoring time is 8 months, actual monitoring is respond well, and tube monitor 6 and the right equal no change of tube monitor 7 direct-reading values of surveying are surveyed in a left side, and namely the rock stratum at this 22 place does not all have absciss layer inside and outside anchor rod anchored scope.Other is with embodiment 1.
Embodiment 3:Certain ore deposit 3
#Coal seam 3104 work planes are the isolated island work plane, and roadway surrounding rock is the unstable country rock of V class, and top board is broken.In this work plane, arrange digital parallel direct-reading roof delamination instrument, communication distance between the sensor node 1 is 20m, node adds up to 9, the operating voltage of wireless base station 9 is 380V, the base station is 2, and monitoring time is 12 months, and actual monitoring is respond well, there are 3 places, position of absciss layer at 4 places, position that absciss layer is arranged in anchor rod anchored scope outside anchor rod anchored scope.Other is with embodiment 1.
Claims (3)
1. the parallel direct-reading roof delamination instrument of networking numeral, comprise sensor node and wireless base station, it is characterized in that: sensor node is surveyed a tube monitor, right survey tube monitor and processor by basic point anchor head, lining rope, vertical survey tube, sectional capacitance formula displacement transducer, a left side and is formed; The networking agreement is the ZigBee agreement, network structure is self-organizing, self-healing property overlay tree structure, the whole tree structure that adopts of network structure, sensor node only with next-door neighbour the sensor node communication, the local network that adopts, sensor node only with inferior next-door neighbour's sensor node communication, the communication distance between the sensor node is less than 100m.
2. the parallel direct-reading roof delamination instrument of networking according to claim 1 numeral, it is characterized in that: it is the light-operated demonstration of parallel direct-reading with right survey tube monitor that the tube monitor is surveyed on a described left side, light-dependent control element is photodiode, mine lamp triggers, the demonstration time is 60s, display element is 1 cun LED charactron, and processor 8 is the MCU+ RF receiving and transmission module.
3. the parallel direct-reading roof delamination instrument of networking according to claim 1 numeral, it is characterized in that: described wireless base station operating voltage is 127-400V, but the maximum of management of sensor node adds up to 256, time data memory was greater than 12 months, interactive mode is for showing 5 cun very color LCD, 4 line resistance touch screens, the outage working time, interface was ZigBee, RS485, Ethernet and USB mouth greater than 2 hours.
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| 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 |
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| CN202560326U (en) * | 2012-05-17 | 2012-11-28 | 解波 | Coal roadway top plate integrated monitoring system based on Meter-Bus (M-BUS) |
| CN203335127U (en) * | 2013-05-23 | 2013-12-11 | 山西煤炭运销集团有限公司 | Network digital parallel direct-reading roof separation instrument |
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2013
- 2013-05-23 CN CN201310192672.2A patent/CN103266918B/en active Active
Patent Citations (8)
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| SE514991C2 (en) * | 1995-07-20 | 2001-05-28 | Telia Ab | Coded connection measuring method which incorporates multiple channels |
| WO2003034044A2 (en) * | 2001-10-19 | 2003-04-24 | Biocal Technology, Inc. | Multi-color multiplexed analysis in a bio-separation system |
| CN201210043Y (en) * | 2008-06-17 | 2009-03-18 | 泰安市国华科技机电设备有限公司 | Top board displacement monitor for mining |
| CN201628537U (en) * | 2010-03-05 | 2010-11-10 | 山东科大中天电子有限公司 | Top plate displacement monitoring instrument |
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| CN202119386U (en) * | 2011-04-24 | 2012-01-18 | 山东大成电气有限公司 | Intelligent top plate displacement transducer |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| 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 |
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