CN106017332A - Roadway surrounding rock surface relative displacement monitoring system and method - Google Patents
Roadway surrounding rock surface relative displacement monitoring system and method Download PDFInfo
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- CN106017332A CN106017332A CN201610554987.0A CN201610554987A CN106017332A CN 106017332 A CN106017332 A CN 106017332A CN 201610554987 A CN201610554987 A CN 201610554987A CN 106017332 A CN106017332 A CN 106017332A
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- chip microcomputer
- host computer
- optical grating
- displacement
- grating pair
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01B—MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIMENSIONS; MEASURING ANGLES; MEASURING AREAS; MEASURING IRREGULARITIES OF SURFACES OR CONTOURS
- G01B11/00—Measuring arrangements characterised by the use of optical techniques
- G01B11/02—Measuring arrangements characterised by the use of optical techniques for measuring length, width or thickness
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Testing Or Calibration Of Command Recording Devices (AREA)
- Emergency Alarm Devices (AREA)
- Length Measuring Devices By Optical Means (AREA)
Abstract
The invention discloses a roadway surrounding rock surface relative displacement monitoring system and a method. The system comprises a displacement sensor, an analog/digital converter, a single chip microcomputer, a host computer, a power supply module, an alarm device, an anti-explosion device, a display device and a Web server, wherein the displacement sensor, the analog/digital converter, the single chip microcomputer and the host computer are sequentially connected; the power supply module, the alarm device and the anti-explosion device are respectively connected with the single chip microcomputer; the single chip microcomputer is also provided with a communication interface; the single chip microcomputer is connected with the host computer via the communication interface; and the host computer is connected with the display device and the Web server. The invention also provides a roadway surrounding rock surface relative displacement monitoring method. The monitoring system is a grating-type monitoring system, the mounting is convenient, the measurement precision is high, the stability is good, and safety production is facilitated.
Description
Technical field
The invention belongs to coal industry technical field, be specifically related to roadway surrounding rock surface relative displacement monitoring system and method.
Background technology
Roadway surrounding rock amount of convergence be confirm country rock stability, judge supporting effect, guiding construction order, prevent vault avalanche,
Ensure construction quality and the most basic data of safety；Periphery displacement is the change of roadway surrounding rock stress state and the change of country rock generation rheology
Shape the most directly reflects.By monitoring the dynamic change of each construction stage country rock and supporting construction, hold structure in work progress
Residing safe condition, it is judged that the stability of country rock, the reliability of supporting, guarantee the long-time stability of construction safety and structure.
In recent years, along with the development of sensing testing technology, relative displacement monitoring method in roadway surrounding rock surface is also got more and more,
Develop multiple based on resistance or the instrument of roof separation of electromagnetic type both at home and abroad, and the automaticity of monitoring is the most increasingly
High.Owing to being affected by the various adverse circumstances in down-hole, there is the defects such as null offset, unstable properties in these monitors.
Summary of the invention
In order to solve the defect that prior art exists, the present invention provides roadway surrounding rock surface relative displacement monitoring system and method,
This monitoring system is that raster pattern monitors system, easy for installation, certainty of measurement is high, good stability, is conducive to safety in production.
Its technical scheme is
Roadway surrounding rock surface relative displacement monitoring system, including displacement transducer, A/D converter, single-chip microcomputer, host computer,
Power module, alarm device, explosion-protection equipment, display and Web server；Institute's displacement sensors, A/D converter,
Single-chip microcomputer, host computer are sequentially connected with, and described power module, alarm device, explosion-protection equipment are connected with single-chip microcomputer respectively, described
Single-chip microcomputer is provided with communication interface, and described single-chip microcomputer is connected with host computer by communication interface；Described host computer and display and
Web server connects；
Institute's displacement sensors is provided with two optical grating pairs 1, for monitoring the strata displacement of different depth, one end of steel wire rope 2
Being connected with the dynamic grating in optical grating pair 1, the other end is anchored end 3, is fixed on the position, rock stratum of different depth by anchor,
When producing absciss layer when between rock stratum, steel wire rope 2 drives optical grating pair 1 to produce relative motion, strata displacement is converted into optical grating pair 1
Produced striped number；
Described A/D converter is for changing fringe number nystagmus produced by optical grating pair 1 into corresponding pulse by opto-electronic conversion
Number；
Described single-chip microcomputer umber of pulse after recording A/D converter conversion, and corresponding signal is sent to host computer；
Described host computer is for receiving the signal that single-chip microcomputer is sent, and calculates produced absciss layer value；
Described power module is used for as system power supply；
Described alarm device is for when bed separation displacement occurs bigger shake, sending warning；
Described explosion-protection equipment is for resisting the coal dust explosion hazard that coal mine down-hole tunnel 4 occurs；
Described display is for showing the Monitoring Data of coal mine down-hole tunnel 4；
Described Web server is for issuing the Monitoring Data of coal mine down-hole tunnel 4.
The operational approach of roadway surrounding rock surface relative displacement monitoring system, comprises the following steps:
Two optical grating pairs 1 of displacement transducer are in the strata displacement of monitoring different depth, one end of steel wire rope 2 and optical grating pair 1
In dynamic grating connect, the other end is anchored end 3, is fixed on the position, rock stratum of different depth by anchor, when between rock stratum
When producing absciss layer, steel wire rope 2 drives optical grating pair 1 to produce relative motion, strata displacement is converted into produced by optical grating pair 1
Striped number；Described A/D converter changes fringe number nystagmus produced by optical grating pair 1 into corresponding pulse by opto-electronic conversion
Number；Umber of pulse after the conversion of single-chip microcomputer record A/D converter, and corresponding signal is sent to host computer；Host computer is used for
Receiving the signal that single-chip microcomputer is sent, and calculate produced absciss layer value, and issued by Web server, staff passes through
Display observes the Monitoring Data of coal mine down-hole tunnel 4.
Compared with prior art, beneficial effects of the present invention:
The present invention is that raster pattern monitors system, easy for installation, certainty of measurement is high, good stability, is conducive to safety in production.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of roadway surrounding rock surface of the present invention relative displacement monitoring system；
Fig. 2 be roadway surrounding rock surface of the present invention relative displacement monitoring system specifically apply schematic diagram.
Detailed description of the invention
With specific embodiment, the technical scheme of invention is described in further detail below in conjunction with the accompanying drawings.
With reference to Fig. 1-Fig. 2, roadway surrounding rock surface relative displacement monitoring system, including displacement transducer, A/D converter, list
Sheet machine, host computer, power module, alarm device, explosion-protection equipment, display and Web server；Institute's displacement sensors,
A/D converter, single-chip microcomputer, host computer are sequentially connected with, described power module, alarm device, explosion-protection equipment respectively with monolithic
Machine connects, and described single-chip microcomputer is provided with communication interface, and described single-chip microcomputer is connected with host computer by communication interface；Described upper
Machine is connected with display and Web server；
Institute's displacement sensors is provided with two optical grating pairs 1, for monitoring the strata displacement of different depth, one end of steel wire rope 2
Being connected with the dynamic grating in optical grating pair 1, the other end is anchored end 3, is fixed on the position, rock stratum of different depth by anchor,
When producing absciss layer when between rock stratum, steel wire rope 2 drives optical grating pair 1 to produce relative motion, strata displacement is converted into optical grating pair 1
Produced striped number；
Described A/D converter is for changing fringe number nystagmus produced by optical grating pair 1 into corresponding pulse by opto-electronic conversion
Number；
Described single-chip microcomputer umber of pulse after recording A/D converter conversion, and corresponding signal is sent to host computer；
Described host computer is for receiving the signal that single-chip microcomputer is sent, and calculates produced absciss layer value；
Described power module is used for as system power supply；
Described alarm device is for when bed separation displacement occurs bigger shake, sending warning；
Described explosion-protection equipment is for resisting the coal dust explosion hazard that coal mine down-hole tunnel 4 occurs；
Described display is for showing the Monitoring Data of coal mine down-hole tunnel 4；
Described Web server is for issuing the Monitoring Data of coal mine down-hole tunnel 4.
The operational approach of roadway surrounding rock surface relative displacement monitoring system, comprises the following steps:
Two optical grating pairs 1 of displacement transducer are in the strata displacement of monitoring different depth, one end of steel wire rope 2 and optical grating pair 1
In dynamic grating connect, the other end is anchored end 3, is fixed on the position, rock stratum of different depth by anchor, when between rock stratum
When producing absciss layer, steel wire rope 2 drives optical grating pair 1 to produce relative motion, strata displacement is converted into produced by optical grating pair 1
Striped number；Described A/D converter changes fringe number nystagmus produced by optical grating pair 1 into corresponding pulse by opto-electronic conversion
Number；Umber of pulse after the conversion of single-chip microcomputer record A/D converter, and corresponding signal is sent to host computer；Host computer is used for
Receiving the signal that single-chip microcomputer is sent, and calculate produced absciss layer value, and issued by Web server, staff passes through
Display observes the Monitoring Data of coal mine down-hole tunnel 4.
The above, the only present invention preferably detailed description of the invention, protection scope of the present invention is not limited to this, any familiar
Those skilled in the art in the technical scope of present disclosure, the technical scheme that can become apparent to simple
Change or equivalence are replaced and are each fallen within protection scope of the present invention.
Claims (2)
1. roadway surrounding rock surface relative displacement monitoring system, it is characterised in that: include displacement transducer, A/D converter,
Single-chip microcomputer, host computer, power module, alarm device, explosion-protection equipment, display and Web server；Described displacement sensing
Device, A/D converter, single-chip microcomputer, host computer are sequentially connected with, described power module, alarm device, explosion-protection equipment respectively with
Single-chip microcomputer connects, and described single-chip microcomputer is provided with communication interface, and described single-chip microcomputer is connected with host computer by communication interface；Described
Host computer is connected with display and Web server；
Institute's displacement sensors is provided with two optical grating pairs (1), for monitoring the strata displacement of different depth, steel wire rope (2)
One end be connected with the dynamic grating in optical grating pair (1), the other end is anchored end (3), is fixed on different deep by anchor
The position, rock stratum of degree, when producing absciss layer when between rock stratum, steel wire rope (2) drives optical grating pair (1) to produce relative motion, by rock
Layer displacement is converted into striped number produced by optical grating pair (1)；
Described A/D converter is for changing fringe number nystagmus produced by optical grating pair (1) into corresponding arteries and veins by opto-electronic conversion
Strokes per minute；
Described single-chip microcomputer umber of pulse after recording A/D converter conversion, and corresponding signal is sent to host computer；
Described host computer is for receiving the signal that single-chip microcomputer is sent, and calculates produced absciss layer value；
Described power module is used for as system power supply；
Described alarm device is for when bed separation displacement occurs bigger shake, sending warning；
Described explosion-protection equipment is used for resisting the coal dust explosion hazard that coal mine down-hole tunnel (4) occurs；
Described display is used for showing the Monitoring Data of coal mine down-hole tunnel (4)；
Described Web server is used for issuing the Monitoring Data of coal mine down-hole tunnel (4).
2. roadway surrounding rock surface relative displacement monitoring method, it is characterised in that: comprise the following steps: the two of displacement transducer
Individual optical grating pair (1) is in the strata displacement of monitoring different depth, one end of steel wire rope (2) and the dynamic light in optical grating pair (1)
Grid connect, and the other end is anchored end (3), is fixed on the position, rock stratum of different depth by anchor, produce when between rock stratum
During absciss layer, steel wire rope (2) drives optical grating pair (1) to produce relative motion, and strata displacement is converted into optical grating pair (1) institute
The striped number produced；Fringe number nystagmus produced by optical grating pair (1) is changed into by described A/D converter by opto-electronic conversion
Corresponding umber of pulse；Umber of pulse after the conversion of single-chip microcomputer record A/D converter, and corresponding signal is sent to host computer；
Host computer is for receiving the signal that single-chip microcomputer is sent, and calculates produced absciss layer value, and is issued by Web server, work
Make personnel and observed the Monitoring Data of coal mine down-hole tunnel (4) by display.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610554987.0A CN106017332A (en) | 2016-07-14 | 2016-07-14 | Roadway surrounding rock surface relative displacement monitoring system and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610554987.0A CN106017332A (en) | 2016-07-14 | 2016-07-14 | Roadway surrounding rock surface relative displacement monitoring system and method |
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| Publication Number | Publication Date |
|---|---|
| CN106017332A true CN106017332A (en) | 2016-10-12 |
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| CN201610554987.0A Pending CN106017332A (en) | 2016-07-14 | 2016-07-14 | Roadway surrounding rock surface relative displacement monitoring system and method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108106539A (en) * | 2017-12-06 | 2018-06-01 | 山西宏安翔科技股份有限公司 | A kind of colliery bed separation displacement sensor |
| CN109356651A (en) * | 2018-10-08 | 2019-02-19 | 安徽理工大学 | A kind of tunnel intrinsic displacement deformation monitoring device and its monitoring system |
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| JP2008139285A (en) * | 2006-11-29 | 2008-06-19 | Korea Research Inst Of Standards & Science | Construct using picture processing technique, and crack width measuring method of product |
| CN103266917A (en) * | 2013-05-20 | 2013-08-28 | 中国矿业大学 | Roof bed separation monitoring system based on fiber grating |
| CN103510986A (en) * | 2013-10-25 | 2014-01-15 | 中国矿业大学 | Tunnel roof separation dynamic monitoring system based on fiber bragg grating and early-warning method thereof |
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2016
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Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2008139285A (en) * | 2006-11-29 | 2008-06-19 | Korea Research Inst Of Standards & Science | Construct using picture processing technique, and crack width measuring method of product |
| CN103266917A (en) * | 2013-05-20 | 2013-08-28 | 中国矿业大学 | Roof bed separation monitoring system based on fiber grating |
| CN103510986A (en) * | 2013-10-25 | 2014-01-15 | 中国矿业大学 | Tunnel roof separation dynamic monitoring system based on fiber bragg grating and early-warning method thereof |
Non-Patent Citations (2)
| Title |
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| 毛灵涛等: "光栅位移实时监测系统应用研究", 《煤炭科学技术》 * |
| 王宝廷: "巷道顶板压力智能监测报警系统的应用", 《科技情报开发与经济》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108106539A (en) * | 2017-12-06 | 2018-06-01 | 山西宏安翔科技股份有限公司 | A kind of colliery bed separation displacement sensor |
| CN109356651A (en) * | 2018-10-08 | 2019-02-19 | 安徽理工大学 | A kind of tunnel intrinsic displacement deformation monitoring device and its monitoring system |
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Application publication date: 20161012 |