CN202125318U - Intelligent digital display multipoint displacement early warning instrument - Google Patents

Intelligent digital display multipoint displacement early warning instrument Download PDF

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Publication number
CN202125318U
CN202125318U CN2011202438188U CN201120243818U CN202125318U CN 202125318 U CN202125318 U CN 202125318U CN 2011202438188 U CN2011202438188 U CN 2011202438188U CN 201120243818 U CN201120243818 U CN 201120243818U CN 202125318 U CN202125318 U CN 202125318U
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China
Prior art keywords
early warning
intelligent digital
sensor
chip microcomputer
digital display
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Expired - Fee Related
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CN2011202438188U
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Chinese (zh)
Inventor
于凤海
谭云亮
陈璐
张涛
刘长雷
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Shandong University of Science and Technology
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Shandong University of Science and Technology
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Priority to CN2011202438188U priority Critical patent/CN202125318U/en
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Abstract

The utility model relates to an instrument for underworking surrounding rock deformation monitoring and early warning, belongs to the technical field of warning devices, and is particularly an intelligent digital display multipoint displacement early warning instrument. The intelligent digital display multipoint displacement early warning instrument mainly comprises a single-chip microcomputer, a sensor, a light-emitting diode (LED) display device, a photosensitive control switch, an acousto-optic early warning device, steel strands and a plurality of flukes. The sensor, the LED display device and the acousto-optic early warning device are respectively connected with the single-chip microcomputer. The photosensitive control switch is connected with the LED display device, and the plurality of flukes are connected with the sensor respectively through the steel strands. The intelligent digital display multipoint displacement early warning instrument can reduce difficulty of the existing underworking surrounding rock deformation field monitoring, accurately determine the damage range of underworking surrounding rock deformation, store data, and analyze and determine the damage range of surrounding rock deformation, and accordingly reduce roadway accidents happen in tunneling and backstopping processes.

Description

A kind of intelligent digital shows the multi-point displacement early-warning apparatus
Technical field
The utility model relates to a kind of underworkings surrouding rock deformation monitoring and early warning instrument, and especially a kind of intelligent digital shows the multi-point displacement early-warning apparatus, belongs to the alarming apparatus technical field.
Background technology
Underground work is as a kind of high-risk operation, and its underworkings is monitored and to carry out early warning most important in real time.The product of monitoring to its country rock and roof deformation in the prior art has a lot; But the general tunnel surface displacement that adopts of underworkings rock deformation monitoring is monitored; Measure difficulty; And precision is not high; Measuring process influences ordinary production easily, and measurement result can not reflect that the end two helps deflection and the position of deformation failure separately; Measure many employing roof delamination appearance or top board displacement meter for top board, and the roof delamination appearance have only two anchoring sections, though the energy measurement roof deformation is big or small, but can not accurately measure the position that absciss layer takes place.Particularly in the deep well great section tunnel, conventional absciss layer appearance reading is inconvenient; Although there has been digital display top board displacement meter, also be two anchoring sections, measurement category is big, causes accurately confirming the scope of absciss layer, and simultaneously, the absciss layer value needs full-time staff's measurement to calculate; Although mechanical type multiple-point displacement gage uses, also only for being used for the light section tunnel, and measurement needs the special messenger to be responsible for, and precision is not high yet.
Can therefore, design a novel underworkings multiple spot prior-warning device, to overcome above-mentioned defective, becoming those skilled in the art has technical barrier to be solved.
The utility model content
The utility model is intended to overcome the deficiency of prior art; Design a kind of intelligent digital and show the multi-point displacement early-warning apparatus; Reduce the difficulty of existing deformation of the surrounding rock in tunnel field monitoring; Confirm the scope that deformation of the surrounding rock in tunnel destroys more accurately, can store, analyze data and definite surrouding rock deformation damage envelope and early warning in time, thus the generation of tunnel accident in minimizing driving and the exploitation process.Its technical scheme that adopts is following:
This intelligent digital shows that the multi-point displacement early-warning apparatus comprises: single-chip microcomputer, sensor, LED display unit, photosensitive gauge tap, acousto-optic prior-warning device, steel strand and a plurality of anchor fluke; Wherein, Said sensor, LED display unit, acousto-optic prior-warning device are connected with said single-chip microcomputer respectively; Said photosensitive gauge tap is connected with the LED display unit, and said a plurality of anchor flukes are connected with sensor through said steel strand respectively.
Preferably, also comprise sensor outer housing.
Preferably, also comprise power supply, it is connected with said sensor, photosensitive gauge tap respectively.
Preferably, also comprise external data interface, it is connected with said single-chip microcomputer.
Preferably, said single-chip microcomputer adopts the MSP430 microprocessor of program curing.
Compared with prior art, the utlity model has following advantage:
Can and show the size of violent position of surrouding rock deformation and deflection through the measurement of many basic points, Data Management Analysis, judge whether early warning; Be used for roof delamination monitoring, can confirm separating location and absciss layer amount and judge whether early warning.
Description of drawings
Fig. 1: the intelligent digital of the utility model shows multi-point displacement early-warning apparatus composition sketch map;
The structure diagram of Fig. 2: Fig. 1.
Symbol description
1 anchor fluke, 2 steel strand, 3 sensor outer housings
4 sensors, 5 power supplys, 6 shells
7LED display unit 8 photosensitive gauge tap 9 acousto-optic prior-warning devices
10 external data interfaces, 11 single-chip microcomputers
The specific embodiment
Below in conjunction with accompanying drawing and instance the utility model is described further:
An embodiment of the utility model is shown in Fig. 1-2; This intelligent digital shows that the multi-point displacement early-warning apparatus comprises: single-chip microcomputer 11, sensor 4, LED display unit 7, photosensitive gauge tap 8, acousto-optic prior-warning device 9, steel strand 2 and a plurality of anchor fluke 1; Wherein, Sensor 4, LED display unit 7, acousto-optic prior-warning device 9 are connected with single-chip microcomputer 11 respectively, and photosensitive gauge tap 8 is connected with LED display unit 7, and a plurality of anchor flukes 1 are connected with sensor 4 through steel strand 2 respectively.
This intelligent digital shows that the multi-point displacement early-warning apparatus for example can also have sensor outer housing 3, is used to cover sensor 4, and sensor 4 is played protective action.
This intelligent digital shows that multi-point displacement early-warning apparatus can also have power supply 5, respectively be used for sensor 4, photosensitive gauge tap 8 is connected, it is supplied power.
This intelligent digital shows that the multi-point displacement early-warning apparatus can also comprise external data interface 10, and it is connected with single-chip microcomputer 11, is used to realize this early-warning apparatus and outside transfer of data.
A plurality of anchor flukes 1 for example are 4, and measurement result is converted into the signal of telecommunication through sensor 4 and is input in the single-chip microcomputer 11, after establishment and being solidificated in the software processes of single-chip microcomputer 11, adopt LED display unit 7 to show the result, store for data simultaneously; According to different country rock types corresponding surrouding rock deformation is set and destroys threshold values, surpass threshold values by rock deformation in the single-chip microcomputer 11 software formation curves after slope of a curve greater than 0 o'clock, acousto-optic is reported to the police synchronously.
Comprising the deformation of the surrounding rock in tunnel sensor in the sensor 4, for example is a kind of Linear displacement transducer, at first linear displacement is converted into corresponding angular, utilizes potentiometer formula angular displacement sensor to change into the signal of telecommunication again.Single-chip microcomputer for example adopts the MSP430 microprocessor, coding and solidify after, carry out calculation process for data measured after, output total deformation and violent scope of deformation failure and deflection; Simultaneously, store, can utilize collector to carry out data acquisition for the data of being surveyed and each data of handling gained.
Data show roadway surrounding rock total deformation destruction amount, violent scope of deformation failure and deflection by LED display unit 7 after treatment; According to total deformation time graph and preset threshold values,, carry out acousto-optic and report to the police synchronously when total deformation surpasses threshold values and curve when in rising trend.
Be example with 4 anchor flukes 1 with roof delamination monitoring below, the complete course of work of summary the utility model:
As shown in Figure 2,4 anchor flukes 1 be fixed on top board boring 4 diverse locations (particular location can confirm according to the rock stratum composite columnar section, and the anchor fluke position is by being deep to the shallow A of being respectively, B, C, D), during instrument installation just, the displacement that sensor 4 is write down is a 0, b 0, c 0, d 0, be transferred in the single-chip microcomputer 11, in single-chip microcomputer 11, computing should moment Δ a respectively 0=a-b, Δ b 0=b-c, Δ c 0=c-d, Δ d 0=d shows initial total displacement amount a through LED display unit 7 0Displacement Δ a with each adjacent anchoring section 0, Δ b 0, Δ c 0, Δ d 0, simultaneously each data are stored; A certain moment n, same record obtains a n, b n, c n, d n, Δ a n, Δ b n, Δ c n, Δ d n, calculate Δ A then n=Δ a n-Δ a 0, Δ B n=Δ b n-Δ b 0, Δ C n=Δ c n-Δ c 0, Δ D n=Δ d n-Δ d 0, finally compare Δ A n, Δ B n, Δ C n, Δ D nSize draw the position that the absciss layer most probable produces, data are write down and show; In whole process, generate top board total deformation and time graph according to the ai value, above behind the threshold values, when curve still presents ascendant trend, carry out early warning through acousto-optic prior-warning device 9; The data of being stored in the data handling procedure can be passed through external data interface 10, utilize manual collector to carry out data acquisition, are transferred on the computer and analyze, thereby confirm the roof destruction rule of development; In the down-hole, when the staff needed observation data, available mine lamp shone photosensitive gauge tap 8, made LED display unit 7 video datas.
With way of example the utility model is illustrated above, but the utility model is not limited to above-mentioned specific embodiment, all any changes done based on the utility model or modification all belong to the utility model and require the scope protected.

Claims (5)

1. an intelligent digital shows the multi-point displacement early-warning apparatus; It is characterized in that comprising: single-chip microcomputer (11), sensor (4), LED display unit (7), photosensitive gauge tap (8), acousto-optic prior-warning device (9), steel strand (2) and a plurality of anchor fluke (1); Wherein, Said sensor (4), LED display unit (7), acousto-optic prior-warning device (9) are connected with said single-chip microcomputer (11) respectively; Said photosensitive gauge tap (8) is connected with LED display unit (7), and said a plurality of anchor flukes (1) are connected with sensor (4) through said steel strand (2) respectively.
2. a kind of intelligent digital according to claim 1 shows the multi-point displacement early-warning apparatus, it is characterized in that also comprising sensor outer housing (3).
3. a kind of intelligent digital according to claim 1 shows the multi-point displacement early-warning apparatus, it is characterized in that also comprising power supply (5), and it is connected with said sensor (4), photosensitive gauge tap (8) respectively.
4. a kind of intelligent digital according to claim 1 shows the multi-point displacement early-warning apparatus, it is characterized in that also comprising external data interface (10), and it is connected with said single-chip microcomputer (11).
5. a kind of intelligent digital according to claim 1 shows the multi-point displacement early-warning apparatus, it is characterized in that the single-chip microcomputer (11) of said program curing.
CN2011202438188U 2011-07-12 2011-07-12 Intelligent digital display multipoint displacement early warning instrument Expired - Fee Related CN202125318U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2011202438188U CN202125318U (en) 2011-07-12 2011-07-12 Intelligent digital display multipoint displacement early warning instrument

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2011202438188U CN202125318U (en) 2011-07-12 2011-07-12 Intelligent digital display multipoint displacement early warning instrument

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CN202125318U true CN202125318U (en) 2012-01-25

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114111618A (en) * 2021-12-14 2022-03-01 山东科技大学 Mine roadway full-section real-time deformation monitoring and acousto-optic early warning device and method
CN116202407A (en) * 2023-04-27 2023-06-02 泰安泰烁岩层控制科技有限公司 Implementation method of high-precision multipoint roof separation instrument

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN114111618A (en) * 2021-12-14 2022-03-01 山东科技大学 Mine roadway full-section real-time deformation monitoring and acousto-optic early warning device and method
CN114111618B (en) * 2021-12-14 2023-07-25 山东科技大学 Device and method for monitoring full-section real-time deformation of mine roadway and performing acousto-optic early warning
CN116202407A (en) * 2023-04-27 2023-06-02 泰安泰烁岩层控制科技有限公司 Implementation method of high-precision multipoint roof separation instrument
CN116202407B (en) * 2023-04-27 2023-08-04 泰安泰烁岩层控制科技有限公司 Implementation method of high-precision multipoint roof separation instrument

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C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20120125

Termination date: 20130712