CN108386230A - A kind of warning device for monitoring tunnel inverted arch preliminary bracing deformation - Google Patents
A kind of warning device for monitoring tunnel inverted arch preliminary bracing deformation Download PDFInfo
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- CN108386230A CN108386230A CN201810362620.8A CN201810362620A CN108386230A CN 108386230 A CN108386230 A CN 108386230A CN 201810362620 A CN201810362620 A CN 201810362620A CN 108386230 A CN108386230 A CN 108386230A
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- module
- laser ranging
- deformation
- inverted arch
- preliminary bracing
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- 238000012544 monitoring process Methods 0.000 title claims abstract description 32
- 238000005259 measurement Methods 0.000 claims abstract description 7
- WHXSMMKQMYFTQS-UHFFFAOYSA-N Lithium Chemical compound [Li] WHXSMMKQMYFTQS-UHFFFAOYSA-N 0.000 claims description 4
- 229910052744 lithium Inorganic materials 0.000 claims description 4
- 229920000642 polymer Polymers 0.000 claims description 3
- 230000008878 coupling Effects 0.000 claims 1
- 238000010168 coupling process Methods 0.000 claims 1
- 238000005859 coupling reaction Methods 0.000 claims 1
- 238000010276 construction Methods 0.000 description 24
- 238000000034 method Methods 0.000 description 6
- 238000006073 displacement reaction Methods 0.000 description 5
- 230000006870 function Effects 0.000 description 5
- 238000013461 design Methods 0.000 description 4
- 239000000428 dust Substances 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000012545 processing Methods 0.000 description 4
- 238000005422 blasting Methods 0.000 description 3
- 239000011435 rock Substances 0.000 description 3
- 238000004062 sedimentation Methods 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000007405 data analysis Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 238000002372 labelling Methods 0.000 description 2
- 230000006855 networking Effects 0.000 description 2
- 230000002265 prevention Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000004458 analytical method Methods 0.000 description 1
- 230000004888 barrier function Effects 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000018109 developmental process Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 239000000686 essence Substances 0.000 description 1
- 238000001914 filtration Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000002356 laser light scattering Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 230000009245 menopause Effects 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000012549 training Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
- E21F17/18—Special adaptations of signalling or alarm devices
- E21F17/185—Rock-pressure control devices with or without alarm devices; Alarm devices in case of roof subsidence
-
- 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
- G01B11/16—Measuring arrangements characterised by the use of optical techniques for measuring the deformation in a solid, e.g. optical strain gauge
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The invention discloses a kind of warning devices for monitoring tunnel inverted arch preliminary bracing deformation, it is desirable to provide a kind of warning device easy to use for monitoring tunnel inverted arch preliminary bracing deformation.It includes laser ranging module, control module, alarm module, CC2530 embeded processors, memory module, power module, display module and battery；The CC2530 embeded processors are coupled with laser ranging module, control module, alarm module, display module and memory module respectively；The battery is electrically connected with power module；The power module is used for as laser ranging module, control module, alarm module, CC2530 embeded processors, memory module and display module power supply；The laser ranging module is used for the measurement of target line deformation distance.Safe ready of the present invention makes simple, application easy to spread.
Description
Technical field
The present invention relates to constructing tunnel equipment technical fields, more particularly, to one kind for monitoring tunnel inverted arch preliminary bracing
The warning device of deformation.
Background technology
In Environment in Railway Engineering Construction work progress, because most of railway engineering circuit is set to remote mountains jungle, constructing tunnel accounts for
According to larger specific gravity, and guarded drainage processing is particularly important in constructing tunnel, to ensure safety for tunnel engineering, need to be carried out to country rock a large amount of
Monitoring, and data analysis is carried out, and monitoring method and disadvantage common at present：
1, artificial total powerstation monitoring is by manually setting up total powerstation, the measuring point of manual measurement embedded in advance well reflective prism, labeling
Position, survey engineer export data obtain the sedimentation of observation point by computer software.Disadvantage：（1）Need manual operation, nothing
Method accomplishes monitoring and automatic early-warning in real time；（2）Complicated for operation, an instrument could be operated by needing multiple topographical engineers to work in coordination
Device；（3）Total powerstation equipment is expensive；（4）Monitoring process is interfered with each other with site operation, can only measure a data in a short time
After move away from instrument, avoid influence construction speed；（5）It needs that prism labeling is installed in measuring point, it is cumbersome；（6）Need profession
Mapping team is operated.
2, laser profile scanning is scanned ranging by installing motor-driven rotary laser rangefinder in monitoring section,
On computer outside by network transmission to tunnel, the case where compared with Tunnel Design, and then judge tunnel deformation.Disadvantage：
（1）It needs that equipment is installed on the monitoring section of normal construction, is easy to interfere tunnel and normally constructs；（2）It is easy by construction machine
Tool touching destroys, Tunnel Blasting breakage in installation；（3）There are the mechanical parts such as motor, event is susceptible in dusty, moist hole
Barrier, reliability are relatively low；（4）The computer equipment being connected to by cable outside hole is needed to be calculated, system complex is not easy to use
And maintenance；（5）The construction section in tunnel needs ceaselessly forward impelling, instrument to need continuous wiring networking, need special
The professional team of component carries out coordinative construction；（6）Construction interference cannot be avoided and be filtered out, the screening such as personnel's machinery to scanning laser
Gear is blown out, dust influences the error that laser light scattering is brought；（7）It is expensive.
3, mechanical profile convergence measurement instrument measures the angle between wall bar by the mechanical wall lever apparatus of interconnection
Variation, deformation values are scaled by angle.Disadvantage：（1）It needs that equipment is installed on the monitoring section of normal construction, is easy to interfere
It normally constructs in tunnel；（2）It is easy to be touched by construction machinery and destroy, Tunnel Blasting breakage in installation；（3）Equipment is clumsy, and installation makes
With inconvenience；（4）The computer equipment being connected to by cable outside hole is needed to be calculated, system complex, not easy to use and dimension
Shield；（5）The construction section in tunnel needs ceaselessly forward impelling, equipment to need continuous wiring networking, need specialized components
Professional team carry out coordinative construction；（6）It is expensive.
4, the photogrammetric light bulb by mounted in monitoring point sends out the light for representing position, and different time points are shot with camera
Photo, the computer software outside network transmission to hole carries out judgement identification, passes through the variation of the bulb position of the same position
Extrapolate the sedimentation and deformation numerical value of the point.Disadvantage：In addition to all disadvantages of above-mentioned monitoring method, there is also tunnel monitorings for this method
Point is connected up to bulb powered and is bothered, and photo light is blocked by Construction traffic, dust is affected.
Due to various limitations existing for current real time monitoring means, at the construction field (site), there has been no one kind
Monitoring alarm easy to use can be used widely, and cause to continuously emerge during the Tunnel Engineering inverted arch built excavates and enclose
Collapse " shutdown " accident caused by rock gross distortion, face construction personnel is trapped in the accident of construction surface.To reinforce intricately
Construction safety risk prevention work under the conditions of matter, effective accident prevention, the tunnel vault during needing to excavate tunnel inverted arch
Sedimentation and the convergent accumulative displacement of abutment wall and rate of deformation are monitored in real time, and currently without corresponding equipment.
Invention content
The purpose of the present invention is intended to overcome the shortcomings of the prior art, and it is low to provide a kind of input cost, easy to use
The warning device for monitoring tunnel inverted arch preliminary bracing deformation.
In order to solve the above-mentioned technical problem, the present invention is achieved by the following technical solutions：
A kind of warning device for monitoring tunnel inverted arch preliminary bracing deformation, including laser ranging module, control module, alarm
Module, CC2530 embeded processors, memory module, power module, display module and battery；The CC2530 embedded processings
Device is coupled with laser ranging module, control module, alarm module, display module and memory module respectively；The battery and power supply
Module is electrically connected；The power module is used for as laser ranging module, control module, alarm module, CC2530 embedded processings
Device, memory module and display module power supply；The laser ranging module is used for the measurement of target line deformation distance.
Preferably, the alarm module uses buzzer.
Preferably, the battery uses lithium polymer battery.
Compared with prior art, the invention has the advantages that：
Mounted on any position for not influencing construction when use of the present invention, deformation data, and scene can be monitored and shown in real time
Alarm limits are set, has deformation just by sound prompting, has been more than limit value horse back sound-light alarm.Apparatus of the present invention are highly practical,
Safe ready makes simple, application easy to spread.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the structural diagram of the present invention.
Fig. 2 is that monitoring schematic diagram is implemented in crown displacement.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other under the premise of not making the creative labor
Embodiment shall fall within the protection scope of the present invention.
Warning device shown in Fig. 1 for monitoring tunnel inverted arch preliminary bracing deformation, including laser ranging module 1, control
Module 2, alarm module 3, CC2530 embeded processors 4, memory module 5, power module 6, display module 7 and battery 8；It is described
CC2530 embeded processors 4 respectively with laser ranging module 1, control module 2, alarm module 3, display module 7 and storage mould
Block 5 couples；The battery 8 is electrically connected with power module 6；The power module 6 is used for as laser ranging module 1, control module
2, alarm module 3, CC2530 embeded processors 4, memory module 5 and display module 7 are powered；The laser ranging module 1 is used
In the measurement of target line deformation distance.
The effect of each function module is as described below：
1, laser ranging module：Model：C8T6B completes the measurement of target line distance by high-precision laser range-finding module.
2, CC2530 embedded processings module：System on chip of this module hardware based on Texas Instruments TI CC2530
（SoC）Solution.It is enhanced 8051 CPU of standard, In-System Programmable flash memory, 8-KB RAM and many other strong
Big function, it can complete the "smart" products exploitation of low BOM costs with very flexible development scheme.Have it is low in energy consumption,
Band carries battery monitor and temperature sensor, and 8 tunnels input and 12 ADC of configurable resolution ratio, AES security coprocessors,
2 powerful USART for supporting a variety of serial communication protocols, 21 general purpose Is/O pins.It is soft by built-in Embedded algorithm
Part realizes the control to every other module in the present apparatus, completes system design functions（By the component for measuring acceleration of gravity
Integral operation is carried out, three variate-values are obtained.(1) inclination angle of laser beam and horizontal plane；(2) laser beam current location and initial
Position relative rotation in the horizontal plane；When monitoring point does not deform, buzzer interval longer " drop " ~ " drop " pipes；When
When monitoring point has deformation to occur, the interval time of buzzer call shortens, and deformation is bigger, and the time that pipes is shorter, more rapid；Work as prison
When wet environment is more than preset alarming value, buzzer yowls, and alarm occurs.Alarm module is by the embedded nucleus modules of SOC
GPIO carries out instruction control.High-note buzzer generates high pitch by driving circuit driving piezoelectric ceramic piece, is total to by resonant cavity
High pitch alarm buzz is sent out after airing of views is big）.
3, display module：Model：STM32080C8T6, it is intuitive to show deformation data and deformation curve, (1) main interface：
1) accumulative displacement：Show the currently monitored real-time accumulated shift value；2) velocity of displacement：It shows in the currently monitored unit interval
Velocity of displacement；3) system time：Show the time of current system；4) used time is measured：Display is from starting to measure current time
Time；5) monitoring pattern：Show the monitoring pattern currently selected；6) equipment state：Show the state of current device work；7) just
Beginning distance：Show initial baseline distance；8) laser distance：Show laser measured distance；9) horizontal angle：Show current device location
With the level angle of initial position；10) vertical angle：Show the vertical angle of current device location and initial position.
4, memory module：Real-time measuring data and data analysis information, built-in TF memory card slots are stored, maximum supports 512G
TF storage cards, can real time data preserve on a memory card, convenient for export data.
5, power module：To each module for power supply.Power unit is made of two parts：(1) pass through power supply after direct current 12V inputs
Conversion module exports the voltages such as 3.3V, 5V, 12V and is used to the disparate modules of equipment；（2）Battery：By 2 pieces of lithium polymer batteries and
Power supply charge-discharge protection circuit forms the backup power supply composition of 12V, automatic to carry out when there is external 12V power supplys power supply to the device
Charging, when power outage, battery module is powered to equipment automatically；
The invention has the advantages that：
1, integrated design：One equipment can be achieved with the function of a whole set of monitoring system.Monitoring initial data need not be transmitted
Computer is handled outside to hole, and equipment embedded data is filtered algorithm, in equipment can integrated data acquisition,
The entire function such as filtering, parameter configuration, alarm.
2, installation site is flexible：Equipment need not be mounted on monitoring section, will not generate interference to construction, quilt is also not present
The possibility that construction machinery destroys.
3, portable mobile：Weight of equipment is light, and compact is easy to carry about with one.Equipment is fixed on regular camera tripod, can
With tripod integral shift to new monitoring point, do not stop to promote to adapt to constructing tunnel face.
4, using simple：Device configuration has display screen, can intuitive display data curve.The technology people of profession is not needed
Member is operated, and site operation personnel are by simple training, you can equipment is intuitively configured and used by display screen.
Processor in equipment embeds intelligent algorithm（It is existing from tape program）, it is adaptive to following disturbing factor, it is automatic to filter
Wave：（1）Construction machinery, personnel not menopause mistake at the scene, interference is blocked to laser（2）Smog, dust, vibrations can be to Laser Measurings
Interference away from data.（3）The strong electromagnetic that heavy construction equipment generates in the process of running.
5, data export：Prison whole measured data in scene can be exported by TF card.
6, equipment is reliable：Bad environments in tunnel, equipment can be under the environment such as blasting impact, dust, humidity, electromagnetic interference
Normal use.
7, from charged pool：Equipment carries lithium battery, extremely easy to use without scene row's power cord.
8, on-the-spot record：Sensor convenient for computer for analysis and achieves standby in the storage to embedded memory card of construction site
It looks into.
9, equipment price is cheap：By integrated global design, equipment cost and use are reduced.
When the present invention monitors, if accumulative deformation or rate of deformation are more than preset value, sound-light alarm is sent out, reminds scene
Staff takes necessary engineering measure, adjustment construction, technique to prevent deformation from continuing to increase, and emergency alarm is occurring
When, sound and light signal can be sent out, provides escape time to the emergency escape of construction personnel, the country rock that avoids being collapsed is bottled up.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
With within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention god.
Claims (3)
1. a kind of warning device for monitoring tunnel inverted arch preliminary bracing deformation, including laser ranging module, control module, report
Alert module, CC2530 embeded processors, memory module, power module, display module and battery；It is characterized in that：It is described
CC2530 embeded processors respectively with laser ranging module, control module, alarm module, display module and memory module coupling
It connects；The battery is electrically connected with power module；The power module be used for for laser ranging module, control module, alarm module,
CC2530 embeded processors, memory module and display module power supply；The laser ranging module for target line deform away from
From measurement.
2. being used to monitor the warning device of tunnel inverted arch preliminary bracing deformation according to claim 1, it is characterised in that：It is described
Alarm module uses buzzer.
3. the warning device according to claim 1 or claim 2 for monitoring tunnel inverted arch preliminary bracing deformation, it is characterised in that：
The battery uses lithium polymer battery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810362620.8A CN108386230A (en) | 2018-04-20 | 2018-04-20 | A kind of warning device for monitoring tunnel inverted arch preliminary bracing deformation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810362620.8A CN108386230A (en) | 2018-04-20 | 2018-04-20 | A kind of warning device for monitoring tunnel inverted arch preliminary bracing deformation |
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| Publication Number | Publication Date |
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| CN108386230A true CN108386230A (en) | 2018-08-10 |
Family
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| CN201810362620.8A Withdrawn CN108386230A (en) | 2018-04-20 | 2018-04-20 | A kind of warning device for monitoring tunnel inverted arch preliminary bracing deformation |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109297427A (en) * | 2018-10-17 | 2019-02-01 | 北京市政建设集团有限责任公司 | A kind of portable laser monitoring instrument applied to tunnel convergence Deformation control |
| CN111272090A (en) * | 2019-09-26 | 2020-06-12 | 中铁十一局集团第四工程有限公司 | Vault crown deformation alarm device and method for tunnel lower step excavation |
| CN111927558A (en) * | 2020-10-13 | 2020-11-13 | 中国科学院武汉岩土力学研究所 | Safety early warning method and device for full-face tunneling of dynamic water weak surrounding rock tunnel |
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| WO2003019113A1 (en) * | 2001-08-28 | 2003-03-06 | Lacomm Co., Ltd. | Apparatus for optically monitoring safety structure |
| CN101458069A (en) * | 2008-12-30 | 2009-06-17 | 中铁二十四局集团福建铁路建设有限公司 | Tunnel wall rock deformation monitoring method and monitoring system thereof |
| CN206670573U (en) * | 2017-04-26 | 2017-11-24 | 湖南北斗星空自动化科技有限公司 | A kind of convergent measurement of surrounding rock of tunnel on-line monitoring system |
| CN107703801A (en) * | 2017-09-30 | 2018-02-16 | 云南云岭高速公路交通科技有限公司 | Round-the-clock Tunnel collapses early warning system and application method |
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2018
- 2018-04-20 CN CN201810362620.8A patent/CN108386230A/en not_active Withdrawn
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2003019113A1 (en) * | 2001-08-28 | 2003-03-06 | Lacomm Co., Ltd. | Apparatus for optically monitoring safety structure |
| CN101458069A (en) * | 2008-12-30 | 2009-06-17 | 中铁二十四局集团福建铁路建设有限公司 | Tunnel wall rock deformation monitoring method and monitoring system thereof |
| CN206670573U (en) * | 2017-04-26 | 2017-11-24 | 湖南北斗星空自动化科技有限公司 | A kind of convergent measurement of surrounding rock of tunnel on-line monitoring system |
| CN107703801A (en) * | 2017-09-30 | 2018-02-16 | 云南云岭高速公路交通科技有限公司 | Round-the-clock Tunnel collapses early warning system and application method |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109297427A (en) * | 2018-10-17 | 2019-02-01 | 北京市政建设集团有限责任公司 | A kind of portable laser monitoring instrument applied to tunnel convergence Deformation control |
| CN111272090A (en) * | 2019-09-26 | 2020-06-12 | 中铁十一局集团第四工程有限公司 | Vault crown deformation alarm device and method for tunnel lower step excavation |
| CN111927558A (en) * | 2020-10-13 | 2020-11-13 | 中国科学院武汉岩土力学研究所 | Safety early warning method and device for full-face tunneling of dynamic water weak surrounding rock tunnel |
| CN111927558B (en) * | 2020-10-13 | 2021-01-12 | 中国科学院武汉岩土力学研究所 | Safety early warning method and device for full-face tunneling of dynamic water weak surrounding rock tunnel |
| US11634987B2 (en) | 2020-10-13 | 2023-04-25 | Institute Of Rock And Soil Mechanics, Chinese Academy Of Sciences | Safety early warning method and device for full-section tunneling of tunnel featuring dynamic water and weak surrounding rock |
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Application publication date: 20180810 |
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