CN203335128U - Network digital straight rod direct-reading roof separation instrument - Google Patents
Network digital straight rod direct-reading roof separation instrument Download PDFInfo
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- CN203335128U CN203335128U CN2013202838160U CN201320283816U CN203335128U CN 203335128 U CN203335128 U CN 203335128U CN 2013202838160 U CN2013202838160 U CN 2013202838160U CN 201320283816 U CN201320283816 U CN 201320283816U CN 203335128 U CN203335128 U CN 203335128U
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Abstract
The utility model discloses a network digital straight rod direct-reading roof separation instrument. The network digital straight rod direct-reading roof separation instrument comprises sensor network nodes and wireless base stations. Each sensor network node is composed of base point anchor heads, a measuring line, a vertical measuring barrel, sectional type capacitive displacement sensors, a processor and a direct-reading monitor. The networking protocol is a ZigBee protocol. A network structure is a self-organizing self-healing overlay tree structure. A tree structure is adopted in the network structure on the whole, and one sensor network node only communicates with the sensor network nodes adjacent to the sensor network node; a grid structure is adopted in the local area, and one sensor network node only communicates with the sensor network nodes secondarily adjacent to the sensor network node. The communication distance between the sensor network nodes is smaller than 100m. By the adoption of the network digital straight rod direct-reading roof separation instrument, a wireless sensor network can conduct network digital straight rod direct-reading monitoring on coal mine tunnel roof separation, observation and measurement are conveniently conducted, data can be automatically monitored and transmitted in real time, and therefore the safety management level is improved.
Description
Technical field
The utility model belongs to coal measure strata down-hole roadway roof absciss layer monitoring technical field, is specifically related to a kind of networking numeral straight-bar direct-reading roof separation indicator.
Background technology
Current domestic coal measure strata down-hole tunnel digital roof separation indicator used is mainly digital straight-bar direct-reading, mainstream product mainly contains four kinds, is respectively GUD-240 type surrounding rock separation layer sensor, GYW300 surrounding rock displacement analyzer, YHW150 type top plate displacement monitoring instrument and pattern displacement monitoring system etc.
1) GUD-240 type surrounding rock separation layer sensor.This product adopts Infrared Transmission mode and handheld terminal swap data, after handheld terminal gathers respectively the data of each separation indicator, then with computer swap data, storage on computers, analysis data.This product can't networking, does not possess data longer-term storage and analytic function on separation indicator and collector.
2) the KJ216 mine roof monitoring system that GYW300 surrounding rock displacement analyzer and the GYW300 of take form as core.The structure that this product adopts separation indicator to separate with display unit, separation indicator and display unit adopt the infrared communication mode to get in touch with.In addition, this separation indicator has configured collector, can gather one by one the data of each separation indicator.This separation indicator adopts networking to need to increase the intrinsic safety base station, one, Yi Gece district functional subsystem data acquisition and communication is responsible in the intrinsic safety base station, communication distance is less than 3m, the slave computer of intrinsic safety base station is monitoring base station or integrated monitoring sensor, the next bus adopts the RS485 bus, but 64 websites of the next bus maximum load (intrinsic safety type base station or sensor).The mode that this product has adopted measurement, demonstration to separate, each survey station all needs mount display, and cost is higher.The product networking need form cable network by communication base station, and cost is high, complex structure.
3) YHW150 type top plate displacement monitoring instrument.This product adopts to be measured and shows the structure be separated, but display unit is connected by cable with measure portion.The same with GYW300 surrounding rock displacement analyzer, each survey station of this product all needs mount display, and cost is higher.
4) pattern displacement monitoring system.This system mainly is comprised of GDL series raster pattern roof delamination displacement transducer, timesharing logic control machine and roof delamination base station etc.This product certainty of measurement is higher, but cost is high, the networking complexity, and in addition, grating scale not too is applicable to coal measure strata down-hole tunnel environment.This product only has bibliographical information at present, and industrialization product is not yet arranged.
Existing these 4 kinds of digital roof separation indicators are carried out to summarizes, and its subject matter is: 1) cost is high; 2) networking inconvenience, not too be applicable to the down-hole tunnel and install; 3) data can't be preserved in a large number, do not possess data analysis function; 4) sensor is mainly grating scale, photoelectric coding and resistance-type, exists the defects such as the high or precision of cost is low.
Summary of the invention
The utility model purpose is intended to overcome above-mentioned shortcoming, provide a kind of observe measure convenient, data are true and reliable and can automatically monitor and the networking numeral straight-bar direct-reading roof separation indicator of real-time transmission data.
For achieving the above object, the utility model adopts following solution: a kind of networking numeral straight-bar direct-reading roof separation indicator, comprise sensor network nodes and wireless base station, it is characterized in that: sensor network nodes is comprised of basic point anchor head, lining rope, vertical cylinder, segmented capacitance displacement sensor, processor and the direct-reading monitor surveyed; The networking agreement is Zigbee protocol, network structure is self-organizing, self-healing property overlay tree structure, the whole tree structure that adopts of network structure, sensor network nodes only with next-door neighbour the sensor network nodes communication, the local network that adopts, sensor network nodes only with inferior next-door neighbour's sensor network nodes communication, the communication distance between sensor network nodes is less than 100m.
Above-mentioned networking numeral straight-bar direct-reading roof separation indicator, it is characterized in that: the light-dependent control element of described processor is photodiode, and mine lamp triggers, and displaying time is 60s; The display element of direct-reading monitor is 1 cun LED charactron.
Above-mentioned networking numeral straight-bar direct-reading roof separation indicator, it is characterized in that: the operating voltage of described wireless base station is 127-400V, but the maximum of management of sensor network node adds up to 256, time data memory is greater than 12 months, interactive mode is for showing 5 cun very color LCD, 4 line resistance touch screens, the outage working time is greater than 2 hours, and communication interface is ZigBee, RS485, Ethernet and USB mouth.
Operating principle of the present utility model and process are: the basic point anchor head in sensor node, lining rope and vertical survey cylinder form dark basic point and shallow foundation point strata displacement analogue measurement device, strata displacement in Wai He anchorage zone, anchorage zone is measured, obtained the strata displacement analog signal; Sectional capacitor type displacement transducer in sensor node, processor and direct-reading monitor form strata displacement collection of simulant signal, processing and numeric display unit, the strata displacement analog signal is gathered, by the analog signal conversion collected, it is the strata displacement data signal, by processor, dark basic point and shallow foundation point strata displacement data signal are carried out to the difference processing, the dark basic point obtained and the difference of shallow foundation point strata displacement are as the roof strata displacement, and the line output of going forward side by side shows; Wireless base station carries out wireless transmission to strata displacement difference data signal, and the networking agreement is Zigbee protocol, 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 utlity model has following advantage:
1, the utility model is a kind of networking numeral straight-bar direct-reading roof separation indicator of coal measure strata down-hole roadway roof absciss layer monitoring, this invention is to take Zigbee protocol as the networking agreement, take self-organizing, self-healing property overlay tree structure is network structure, realized that wireless sensor network carries out networking numeral straight-bar direct-reading monitoring to the down-hole roadway roof absciss layer, and in the situation that guaranteed that communication efficiency has improved the reliability of communication.
2, the utility model has adopted the segmented capacitance displacement sensor, both can independently use, and also can be used as the wireless sensor network circuit node.During independent the use, this separation indicator adopts light-operated Display Technique, the energy low consumption while guaranteeing powered battery.As the wireless sensor network circuit node time, this separation indicator is except the function with sensor, or a full-function device (FFD node) with router feature, can forward the data of its adjacent two wireless sensor network circuit nodes.
3, wireless base station of the present utility model has the 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 the independent management equipment as this separation indicator, for the data that record, check each unit, observe and measure conveniently, also can be used as bridge sends into the absciss layer data in whole automated network, play the effect of automatic monitoring 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 portable hard drive by USB interface, then by portable hard drive, carries out data sharing;
4, a kind of networking of the utility model numeral straight-bar direct-reading roof separation indicator, be widely used in coal measure strata down-hole roadway supported by bolt ore deposit and press monitoring, and the aspects such as monitoring are pressed in the chamber ore deposit, tunnel of the large-scale structure such as tunnel, mine working, underground power station and oil-gas depot or building.
The accompanying drawing explanation
The structural representation that Fig. 1 is the utility model sensor network nodes.
Fig. 2 is schematic network structure of the present utility model.
In figure: 1-sensor network nodes, 2-wireless base station, 3-tree structure
4-network, 5-basic point anchor head, 6-lining rope 7-vertical cylinder of surveying
8-segmented digital capacitance displacement transducer, 9-processor, 10-direct-reading monitor.
The specific embodiment
Below in conjunction with drawings and Examples, the utility model is described in further detail.
embodiment 1: certain ore deposit 3
#coal seam 3101 work plane air return way buried depths are about 240m, and drift section is wide is 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 crossheading, and the country rock soft broken, improving stability of surrounding rocks in roadway is poor, is the unstable country rock of IV class.
Arrange digital straight-bar direct-reading roof separation indicator in this tunnel, as shown in Figure 1 and Figure 2,
The present embodiment comprises sensor network nodes 1 and wireless base station 2, sensor network nodes 1 is comprised of basic point anchor head 5, lining rope 6, vertical cylinder 7, segmented digital capacitance displacement transducer 8, processor 9 and the direct-reading monitor 10 etc. surveyed, wherein, the light-dependent control element of processor 9 is photodiode, mine lamp triggers, displaying time is 60s, and the display element of direct-reading monitor 10 is 1 cun LED charactron; The operating voltage of wireless base station 2 is 127V, but administering digital straight-bar directly reading type radio sensor network nodes 1 add up to 20, wireless base station 2 is 2, time data memory is greater than 12 months, interactive mode is for showing 5 cun very color LCD, 4 line resistance touch screens, the outage working time is greater than 2 hours, and interface is ZigBee; The networking agreement is Zigbee protocol, network structure is self-organizing, self-healing property overlay tree structure, the whole tree structure 3 that adopts of this network structure, sensor network nodes 1 only with next-door neighbour sensor network nodes 1 communication, the local network 4 that adopts, sensor network nodes 1 only with inferior next-door neighbour's sensor network nodes 1 communication, the communication distance between sensor network nodes 1 is 50m.
Carry out crossheading roof rock delamination monitoring according to this crossheading roof delamination direct-reading value of direct-reading monitor 10 and wireless base station 2 demonstrations, monitoring time is 2 months, actual monitoring is respond well, and direct-reading monitor 10 and wireless base station 2 show that there are 2 places, position of absciss layer rock stratum in anchor rod anchored scope simultaneously; 3 places, position that absciss layer is arranged outside anchor rod anchored scope.
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 II class stabilizing surrounding rock.Arrange digital straight-bar direct-reading roof separation indicator in this tunnel, numeral straight-bar directly reading type radio sensor network nodes 1 adds up to 22, the operating voltage of wireless base station 2 is 127V, 2 of base stations, monitoring time is 8 months, actual monitoring is respond well, and direct-reading monitor 10 and wireless base station 2 show values are all unchanged, and the rock stratum at this 22 place does not all have absciss layer inside and outside anchor rod anchored scope.The other the same as in Example 1.
embodiment 3: certain ore deposit 3
#coal seam 3104 work planes are island working face, and roadway surrounding rock is the unstable country rock of V class, and top board is more broken.Arrange digital straight-bar direct-reading roof separation indicator in this work plane, communication distance between numeral straight-bar direct-reading roof separation indicator sensor network nodes 1 is 20m, wireless sensor network node 1 adds up to 9, the operating voltage of wireless base station 2 is 380V, 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.The other the same as in Example 1.
Claims (3)
1. networking numeral straight-bar direct-reading roof separation indicator, comprise sensor network nodes and wireless base station, it is characterized in that: sensor network nodes is comprised of basic point anchor head, lining rope, vertical cylinder, segmented capacitance displacement sensor, processor and the direct-reading monitor surveyed; The networking agreement is Zigbee protocol, network structure is self-organizing, self-healing property overlay tree structure, the whole tree structure that adopts of network structure, sensor network nodes only with next-door neighbour the sensor network nodes communication, the local network that adopts, sensor network nodes only with inferior next-door neighbour's sensor network nodes communication, the communication distance between sensor network nodes is less than 100m.
2. networking according to claim 1 numeral straight-bar direct-reading roof separation indicator, it is characterized in that: the light-dependent control element of described processor is photodiode, and mine lamp triggers, and displaying time is 60s; The display element of direct-reading monitor is 1 cun LED charactron.
3. networking according to claim 1 numeral straight-bar direct-reading roof separation indicator, it is characterized in that: the operating voltage of described wireless base station is 127-400V, but the maximum of management of sensor network node adds up to 256, time data memory is greater than 12 months, interactive mode is for showing 5 cun very color LCD, 4 line resistance touch screens, the outage working time is greater than 2 hours, and communication interface is ZigBee, RS485, Ethernet and USB mouth.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202838160U CN203335128U (en) | 2013-05-23 | 2013-05-23 | Network digital straight rod direct-reading roof separation instrument |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013202838160U CN203335128U (en) | 2013-05-23 | 2013-05-23 | Network digital straight rod direct-reading roof separation instrument |
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| CN203335128U true CN203335128U (en) | 2013-12-11 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103266919A (en) * | 2013-05-23 | 2013-08-28 | 山西煤炭运销集团有限公司 | Network digital straight-bar direct-reading roof separation instrument |
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2013
- 2013-05-23 CN CN2013202838160U patent/CN203335128U/en not_active Withdrawn - After Issue
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103266919A (en) * | 2013-05-23 | 2013-08-28 | 山西煤炭运销集团有限公司 | Network digital straight-bar direct-reading roof separation instrument |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20131211 Effective date of abandoning: 20150930 |
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| RGAV | Abandon patent right to avoid regrant |