CN107767625A - A kind of highway goaf subgrade stability monitoring and pre-warning system and method - Google Patents
A kind of highway goaf subgrade stability monitoring and pre-warning system and method Download PDFInfo
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- CN107767625A CN107767625A CN201710995196.6A CN201710995196A CN107767625A CN 107767625 A CN107767625 A CN 107767625A CN 201710995196 A CN201710995196 A CN 201710995196A CN 107767625 A CN107767625 A CN 107767625A
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
- G08B21/10—Alarms for ensuring the safety of persons responsive to calamitous events, e.g. tornados or earthquakes
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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
- G01B21/00—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant
- G01B21/32—Measuring arrangements or details thereof, where the measuring technique is not covered by the other groups of this subclass, unspecified or not relevant for measuring the deformation in a solid
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
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Abstract
The present invention relates to a kind of highway goaf subgrade stability monitoring and pre-warning system and method, the system include being used for monitoring in real time the monitoring device of highway goaf roadbed pressure data and deformation data, Big Dipper transmitting device, data processing equipment that obtained highway goaf roadbed pressure data and deformation data handled is monitored to monitoring device and is handled according to data processing equipment after data message carry out the warning device of instant early warning；Monitoring device passes sequentially through Big Dipper transmitting device and data processing equipment is connected with warning device.The invention provides it is a kind of can automatic running, early warning, data processed result are carried out to the stability of highway subgrade promptly and accurately and the highway goaf subgrade stability monitoring and pre-warning system and method for powerful guarantee can be provided for the safe operation of goaf highway.
Description
Technical field
The invention belongs to monitoring and warning technical field, is related to a kind of detection early warning system and method, more particularly to a kind of public
Road goaf subgrade stability monitoring and pre-warning system and method.
Background technology
In recent years, as economic and society development, country continue to increase to infrastructure investment dynamics, largely at a high speed
The highway inevitably goaf after coal resource exploitation, especially in northwest, North China, northeast and other regional some
Old mining area and New Mine Area are treated in the range of exploiting field.Although the goaf that most of highway passes through is carried out using slip casting method
Consolidation process, but the disguise and erratic behavior in goaf still make it the risk collapsed be present.Gob collapse can cause
Differential settlement occurs for top highway subgrade, road surface is produced the diseases such as cracking, influences highway normal operation.
At present, the monitoring on goaf highway subgrade is also without the solution of system maturation, existing monitoring method
Or the monitoring that scheme is concentrated on below the settlement monitoring of roadbed, or the region deformation monitoring in goaf and mine, these monitorings
Method can not all meet the requirement of highway goaf subgrade stability monitoring.
The content of the invention
In order to solve above-mentioned technical problem present in background technology, the invention provides one kind can automatic running, to public affairs
The stability of road roadbed carries out early warning, data processed result promptly and accurately and can be provided with for the safe operation of goaf highway
Try hard to keep the highway goaf subgrade stability monitoring and pre-warning system and method for barrier.
To achieve these goals, the present invention adopts the following technical scheme that：
A kind of highway goaf subgrade stability monitoring and warning system, it is characterised in that：Highway goaf roadbed is steady
Qualitative monitoring and warning system includes being used for monitoring device, the north for monitoring highway goaf roadbed pressure data and deformation data in real time
Bucket transmitting device, the data that obtained highway goaf roadbed pressure data and deformation data are handled are monitored to monitoring device
Processing unit and the data message after being handled according to data processing equipment carry out the warning device of instant early warning；The monitoring dress
Put and pass sequentially through Big Dipper transmitting device and data processing equipment is connected with warning device.
Preferably, monitoring device of the present invention includes being used to measure above goaf rock stratum, coating and public affairs
The sedimentation and deformation shift value and the single point settlement gage for the basal surfaces being arranged under the overlying strata of goaf of road roadbed, for measuring road
Base and the soil pressure cell for covering the soil pressure force value in layer soil body and being laid in each soil layer of overlying strata, it is laid in above roadbed simultaneously
The sedimentation plate of the total deformation value of collection above goaf basement rock, overlying strata and highway subgrade and for receive single point settlement gage,
Soil pressure cell and sedimentation plate monitor to obtain the data acquisition unit of data；The single point settlement gage, soil pressure cell and sedimentation plate
It is connected respectively with data acquisition unit；The data acquisition unit is connected by Big Dipper transmitting device with data processing equipment.
Preferably, monitoring device of the present invention also includes power supply solar panels and four core shielding lines；It is described
Power supply solar panels are connected by four core shielding lines with single point settlement gage, soil pressure cell, sedimentation plate and data acquisition unit respectively；
The single point settlement gage, soil pressure cell and sedimentation plate are connected by four core shielding lines with data acquisition unit respectively.
Preferably, data processing equipment of the present invention includes data receipt unit and to data receipt unit
Receive the data processing unit that obtained data carry out noise reduction process；The Big Dipper transmitting device passes sequentially through data receipt unit
And data processing unit is connected with warning device.
Preferably, Big Dipper transmitting device of the present invention is big-dipper satellite.
A kind of method for early warning based on foregoing highway goaf subgrade stability monitoring and warning system, its feature exist
In：It the described method comprises the following steps：
1) Monitoring Data is obtained using monitoring device and Monitoring Data is integrated into data acquisition unit；The Monitoring Data is
Rock And Soil pressure value and deformation values in goaf rock stratum, overlying strata and highway subgrade；
2) step 1) is monitored the Monitoring Data collected and transmitted to data processing equipment by Big Dipper transmitting device；
3) data receipt unit of data processing equipment receives the Monitoring Data of Big Dipper transmitting device transmission, at data
The data processing unit for managing device carries out noise reduction process to data, and according to pre-set threshold value Monitoring Data is carried out judging whether need
Pre-warning signal is sent, if so, carrying out step 4)；No, return to step 1) continue to monitor；
4) warning device sends corresponding warning information according to pre-warning signal.
Preferably, the pre-set threshold value in step 3) of the present invention, which is Rock And Soil pressure, is less than default Rock And Soil pressure
Power threshold values or Rock And Soil deformation values are more than preset displacement threshold values；The Rock And Soil pressure threshold value includes first pressure threshold values and the
Two pressure threshold values, the first pressure threshold values and second pressure threshold values are sequentially reduced；The displacement threshold values includes the first displacement
Threshold values and second displacement threshold values；The first displacement threshold values and second displacement threshold values increase successively.
Preferably, pre-warning signal of the present invention is safety early warning signal, risk pre-warning signal and high wind
Dangerous pre-warning signal.
Preferably, the specific implementation of step 4) of the present invention is：
When Rock And Soil pressure is more than first pressure threshold values or displacement is less than the first displacement threshold values, data processing equipment is sent
Safety early warning signal, prior-warning device send safe early warning information；
When Rock And Soil pressure is between first pressure threshold values and second pressure threshold values or displacement is between the first displacement threshold values
When between second pressure threshold values, data processing equipment sends risk pre-warning signal, and prior-warning device sends risk early warning letter
Breath；
When Rock And Soil pressure is less than second pressure threshold values or displacement is more than second displacement threshold values, data processing equipment is sent
Excessive risk pre-warning signal, prior-warning device send excessive risk warning information.
It is an advantage of the invention that：
The invention provides a kind of highway goaf subgrade stability monitoring and pre-warning system and method, in above goaf rock
Layer, coating and highway subgrade lay the monitoring devices such as single point settlement gage, soil pressure cell, sedimentation plate, gather the displacement of Rock And Soil
And pressure；Using Big Dipper data transmission module, by Monitoring Data real-time Transmission to data processing equipment, data processing equipment is to pressure
Power and displacement data are handled, and are judged whether to send pre-warning signal according to monitoring result；Prior-warning device is sent out according to pre-warning signal
Go out corresponding warning information.The present invention can be to goaf and its overlying strata and highway subgrade deformation monitored in real time, will adopt
The deformation of dead zone, overlying strata and highway subgrade makes a distinction, and carries out early warning to the stability of highway subgrade, overcomes traditional prison
Survey method can not accurately grasp the limitation of goaf highway subgrade cause of failure and deformation, and whole system can automatic running, number
According to result promptly and accurately, powerful guarantee can be provided for goaf roadbed safe operation.
Brief description of the drawings
Fig. 1 is the structural representation of subgrade stability monitoring and warning system in highway goaf provided by the present invention；
Fig. 2 is the step flow chart of highway goaf subgrade stability monitoring and pre-alarming method provided by the present invention；
Wherein：
100- monitoring devices；110- single point settlement gages；120- soil pressure cells；130- settles plate；140- data acquisition units；
200- Big Dipper transmitting devices；300- data processing equipments；310- data receipt units；320- data processing units；400- alarms
Device.
Embodiment
For the clearer explanation embodiment of the present invention or technical scheme of the prior art, prior art will be retouched below
The required accompanying drawing used is briefly described in stating, it should be apparent that, drawings in the following description are only some of the present invention
Embodiment, for those of ordinary skill in the art, on the premise of not paying creative work, can also be attached according to these
Figure obtains other accompanying drawings.
With reference to the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Narration, it is clear that described embodiment is only part of the embodiment of the present invention, rather than whole embodiments.Based on this
Embodiment in invention, the every other reality that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example is applied, belongs to protection scope of the present invention.
Referring to Fig. 1, the invention provides a kind of highway goaf subgrade stability monitoring and warning system, the highway goaf
Subgrade stability monitoring and warning system includes monitoring device 100, Big Dipper transmitting device 200, data processing equipment 300 and alarm
Device 400.Wherein, monitoring device 100 include single point settlement gage 110, soil pressure cell 120, sedimentation plate 130, four core shielding lines and
Data acquisition unit 140.Single point settlement gage is arranged in the basal surfaces under the overlying strata of goaf, and soil pressure cell is laid in overlying strata
In each soil layer, sedimentation plate is laid at the top of roadbed, the scale of its position and quantity according to goaf and the coverage to highway
It is determined that.Single point settlement gage 110 gathers the change in displacement value of Rock And Soil, and soil pressure cell 120 gathers the change value of pressure of Rock And Soil, sinks
The total settlement value that plate 130 monitors roadbed, coating and basement rock drops, and four core shielding lines are used for single point settlement gage 110, soil pressure cell
120th, the connection between plate 130 and solar panels and data acquisition unit 140 is settled, data acquisition unit 140 is used to receive and collect
Gathered data.
Big Dipper transmitting device 200 is Big Dipper transport module, and the data for data acquisition unit 140 to be received pass through the Big Dipper
Satellite is transmitted to data processing equipment 300.
Data processing equipment 300 includes data receipt unit 310 and data processing unit 320, and data receipt unit 310 connects
The data that on-site transfer is returned are received, and data processing unit 320 carries out noise reduction process to data, and data is carried out according to pre-set threshold value
Classification, and send pre-warning signal；
Warning device 400 sends warning information according to pre-warning signal in the cell phone application of related personnel.
Based on same inventive concept, the embodiments of the invention provide a kind of highway goaf subgrade stability monitoring and warning side
Method, as shown in Fig. 2 because this method solves the principle of technical problem and a kind of highway goaf subgrade stability monitoring and warning system
Unite similar, therefore, the implementation of this method can be found in the implementation of system, repeats part and repeats no more.
Method for early warning includes：
Monitoring device 100 obtains goaf rock stratum, overlying strata and the Rock And Soil pressure in highway subgrade and deformation, passes through four
Core shielding line is transmitted to data acquisition unit 140；
Big Dipper transmitting device 200 is by the data transfer that monitoring device 100 collects to data processing equipment 300；
Data processing equipment 300 includes data receipt unit 310 and data processing unit 320, and data receipt unit 310 connects
The data that on-site transfer is returned are received, and data processing unit 320 carries out noise reduction process to data, and data is carried out according to pre-set threshold value
Classification, and send pre-warning signal；
Warning device 400 sends warning information according to pre-warning signal in the cell phone application of related personnel.
Pre-set threshold value is that Rock And Soil pressure is less than preset pressure threshold values, or deformation values are more than preset displacement threshold values.
Warning information is formed according to pre-warning signal, and pre-warning signal includes safety signal, risk signal and excessive risk signal,
Rock And Soil pressure threshold value includes first pressure threshold values, second pressure threshold values, and displacement threshold values includes the first displacement threshold values, second displacement
Threshold values, wherein, first pressure threshold values, second pressure threshold values are sequentially reduced, and the first displacement threshold values and second displacement threshold values increase successively
Greatly；When Rock And Soil pressure is more than first pressure threshold values or displacement is less than the first displacement threshold values, data processing equipment 300 sends peace
Full pre-warning signal, warning device 400 send safe early warning information；When Rock And Soil pressure is between first pressure threshold values and second pressure
Between threshold values or when displacement is between the first displacement threshold values and second pressure threshold values, data processing equipment 300 sends risk
Pre-warning signal, warning device 400 send risk warning information；When Rock And Soil pressure be less than second pressure threshold values between or displacement
During more than second displacement threshold values, data processing equipment 300 sends excessive risk pre-warning signal, and it is pre- that warning device 400 sends excessive risk
Alert information.
It should be noted last that the above embodiments are merely illustrative of the technical solutions of the present invention and it is unrestricted, although ginseng
See that the embodiment of the present invention is described in detail, it will be understood by those within the art that, to technical scheme
Modify or equivalent substitution, without departure from the spirit and scope of technical scheme, it all should cover the present invention's
In claims.
Claims (9)
- A kind of 1. highway goaf subgrade stability monitoring and warning system, it is characterised in that：Highway goaf subgrade stability Property monitoring and warning system include being used for the monitoring device that monitors highway goaf roadbed pressure data and deformation data in real time （100）, Big Dipper transmitting device（200）, to monitoring device（100）Monitor obtained highway goaf roadbed pressure data and deformation The data processing equipment that data are handled（300）And according to data processing equipment（300）Data message after processing is carried out The warning device of instant early warning（400）；The monitoring device（100）Pass sequentially through Big Dipper transmitting device（200）And at data Manage device（300）With warning device（400）It is connected.
- 2. subgrade stability monitoring and warning system in highway goaf according to claim 1, it is characterised in that：The monitoring Device（100）Including for measuring the sedimentation and deformation shift value of above goaf rock stratum, coating and highway subgrade and being arranged in The single point settlement gage of basal surfaces under the overlying strata of goaf（110）, for measure roadbed and cover layer soil body in soil pressure The soil pressure cell for being worth and being laid in each soil layer of overlying strata（120）, be laid in above roadbed and gather above goaf basement rock, The sedimentation plate of the total deformation value of overlying strata and highway subgrade（130）And for receiving single point settlement gage（110）, soil pressure cell （120）And sedimentation plate（130）Monitoring obtains the data acquisition unit of data（140）；The single point settlement gage（110）, soil pressure Box（120）And sedimentation plate（130）Respectively with data acquisition unit（140）It is connected；The data acquisition unit（140）Passed by the Big Dipper Defeated device（200）With data processing equipment（300）It is connected.
- 3. subgrade stability monitoring and warning system in highway goaf according to claim 2, it is characterised in that：The monitoring Device（100）Also include power supply solar panels and four core shielding lines；The power supply solar panels pass through four core shielding lines respectively With single point settlement gage（110）, soil pressure cell（120）, sedimentation plate（130）And data acquisition unit（140）It is connected；The single-point sinks Drop meter（110）, soil pressure cell（120）And sedimentation plate（130）Pass through four core shielding lines and data acquisition unit respectively（140）Phase Even.
- 4. subgrade stability monitoring and warning system in highway goaf according to claim 3, it is characterised in that：The data Processing unit（300）Including data receipt unit（310）And to data receipt unit（310）Obtained data are received to be dropped Make an uproar the data processing unit of processing（320）；The Big Dipper transmitting device（200）Pass sequentially through data receipt unit（310）And Data processing unit（320）With warning device（400）It is connected.
- 5. the highway goaf subgrade stability monitoring and warning system according to claim 1 or 2 or 3 or 4, its feature exist In：The Big Dipper transmitting device（200）It is big-dipper satellite.
- 6. a kind of method for early warning based on subgrade stability monitoring and warning system in highway goaf as claimed in claim 5, its It is characterised by：It the described method comprises the following steps：1）Using monitoring device（100）Obtain Monitoring Data and Monitoring Data is integrated into data acquisition unit（140）；The monitoring Data are Rock And Soil pressure value and deformation values in goaf rock stratum, overlying strata and highway subgrade；2）Big Dipper transmitting device（200）By step 1）The Monitoring Data collected is monitored to transmit to data processing equipment（300）；3）Data processing equipment（300）Data receipt unit（310）Receive Big Dipper transmitting device（200）The monitoring number of transmission According to passing through data processing equipment（300）Data processing unit（320）Noise reduction process is carried out to data, and according to pre-set threshold value Monitoring Data is carried out judging whether to need to send pre-warning signal, if so, carrying out step 4）；No, return to step 1）Continue to supervise Survey；4）Warning device（400）Corresponding warning information is sent according to pre-warning signal.
- 7. according to the method for claim 6, it is characterised in that：The step 3）In pre-set threshold value be that Rock And Soil pressure is small It is more than preset displacement threshold values in default Rock And Soil pressure threshold value or Rock And Soil deformation values；The Rock And Soil pressure threshold value includes first Pressure threshold value and second pressure threshold values, the first pressure threshold values and second pressure threshold values are sequentially reduced；The displacement valve Value includes the first displacement threshold values and second displacement threshold values；The first displacement threshold values and second displacement threshold values increase successively.
- 8. according to the method for claim 7, it is characterised in that：The pre-warning signal is that safety early warning signal, risk are pre- Alert signal and excessive risk pre-warning signal.
- 9. according to the method for claim 8, it is characterised in that：The step 4）Specific implementation be：When Rock And Soil pressure is more than first pressure threshold values or displacement is less than the first displacement threshold values, data processing equipment（300）Hair Go out safety early warning signal, prior-warning device（400）Send safe early warning information；When Rock And Soil pressure is between first pressure threshold values and second pressure threshold values or displacement is between the first displacement threshold values and When between two pressure threshold values, data processing equipment（300）Send risk pre-warning signal, prior-warning device（400）Send risk Warning information；When Rock And Soil pressure is less than second pressure threshold values or displacement is more than second displacement threshold values, data processing equipment（300）Hair Go out excessive risk pre-warning signal, prior-warning device（400）Send excessive risk warning information.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201710995196.6A CN107767625A (en) | 2017-10-23 | 2017-10-23 | A kind of highway goaf subgrade stability monitoring and pre-warning system and method |
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| CN201710995196.6A CN107767625A (en) | 2017-10-23 | 2017-10-23 | A kind of highway goaf subgrade stability monitoring and pre-warning system and method |
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