CN110189503A - A kind of geo-hazard early-warning straggly and guard system - Google Patents
A kind of geo-hazard early-warning straggly and guard system Download PDFInfo
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- CN110189503A CN110189503A CN201910462373.3A CN201910462373A CN110189503A CN 110189503 A CN110189503 A CN 110189503A CN 201910462373 A CN201910462373 A CN 201910462373A CN 110189503 A CN110189503 A CN 110189503A
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- 239000011435 rock Substances 0.000 claims abstract description 134
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 39
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 37
- 239000010959 steel Substances 0.000 claims abstract description 37
- 230000000699 topical effect Effects 0.000 claims abstract description 28
- 238000012545 processing Methods 0.000 claims abstract description 27
- 238000012544 monitoring process Methods 0.000 claims abstract description 24
- 230000015654 memory Effects 0.000 claims abstract description 23
- 239000011888 foil Substances 0.000 claims abstract description 22
- 230000003321 amplification Effects 0.000 claims abstract description 4
- 238000010606 normalization Methods 0.000 claims abstract description 4
- 238000003199 nucleic acid amplification method Methods 0.000 claims abstract description 4
- 239000000203 mixture Substances 0.000 claims abstract 2
- 238000004891 communication Methods 0.000 claims description 12
- 230000005540 biological transmission Effects 0.000 claims description 10
- 241000212384 Bifora Species 0.000 claims description 7
- 238000013459 approach Methods 0.000 claims description 5
- 230000005611 electricity Effects 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 239000004065 semiconductor Substances 0.000 claims description 3
- 229910001220 stainless steel Inorganic materials 0.000 claims description 3
- 125000004122 cyclic group Chemical group 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 5
- 230000007123 defense Effects 0.000 abstract description 4
- 230000007613 environmental effect Effects 0.000 abstract 1
- 230000001953 sensory effect Effects 0.000 abstract 1
- 230000001133 acceleration Effects 0.000 description 4
- 230000003204 osmotic effect Effects 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000005484 gravity Effects 0.000 description 3
- 238000004458 analytical method Methods 0.000 description 2
- 238000013480 data collection Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 210000000476 body water Anatomy 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 230000001419 dependent effect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
Classifications
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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
- G01B7/00—Measuring arrangements characterised by the use of electric or magnetic techniques
- G01B7/16—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring the deformation in a solid, e.g. by resistance strain gauge
- G01B7/18—Measuring arrangements characterised by the use of electric or magnetic techniques for measuring the deformation in a solid, e.g. by resistance strain gauge using change in resistance
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01K—MEASURING TEMPERATURE; MEASURING QUANTITY OF HEAT; THERMALLY-SENSITIVE ELEMENTS NOT OTHERWISE PROVIDED FOR
- G01K13/00—Thermometers specially adapted for specific purposes
-
- 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
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/02—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP]
- H04L67/025—Protocols based on web technology, e.g. hypertext transfer protocol [HTTP] for remote control or remote monitoring of applications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
- H04L67/00—Network arrangements or protocols for supporting network services or applications
- H04L67/01—Protocols
- H04L67/12—Protocols specially adapted for proprietary or special-purpose networking environments, e.g. medical networks, sensor networks, networks in vehicles or remote metering networks
Abstract
The present invention relates to geological disaster safety monitoring field more particularly to a kind of geo-hazard early-warnings straggly and guard system.The system include it is to be measured it is straggly cut layer landslide main body, rock mass ring protection steel wire, power supply unit, rock mass inboard air data acquisition device, rock mass secure topical data processing case, local monitoring center, remote network monitoring terminal, cable, secure data acquisition device is by resistive memory foil gauge, water level sensor, temperature sensor composition, acquisition device array is arranged on the outside of rock mass ring protection steel wire, the ring protection steel wire energy active defense slope surface of arrangement, rock mass straggly and Landslide Deformation are reinforced, collected environmental sensory data is transmitted to local monitoring center by the secure topical data processing case, local monitoring center carries out de-noising to picture signal, amplification, remote network monitoring terminal is passed information to after signal normalization processing, and then early warning is carried out in time when geological disaster straggly occurs, and reach The effect of consolidating crack.
Description
Technical field
The present invention relates to geological disaster safety monitoring field more particularly to a kind of geo-hazard early-warning straggly and protection systems
System.
Background technique
It is straggly to refer to cliff, Dou Kan, abrupt slope etc. under the action of gravity and water, it is strong because of Dangerous Rock Body and parent rock coupling part
Degree is deformed by destruction, and Dangerous Rock Body occurs whole lower seat along some approximately perpendicular planes of fracture and moves.It is characterized in hanging down
Straight displacement is greater than horizontal displacement.If rock mass occurs, deformation straggly carries out reinforcing not in time and early warning easily develops into cunning
Slope, to cause dangerous situation.
Some safety accidents as caused by geological disaster straggly are caused to the life of the people with property safety huge in recent years
Big loss.At present, it there is no realization for the safety automation monitoring and warning of geological disaster straggly and protection, peace at home
The arrangement of total evidence is even more the needs for lagging behind production and engineering operation, the safety management to formula rock mass straggly, operation with analysis
Important technological parameters such as rock mass deformation displacement, saturation buried depth etc., be all to take manual inspection and artificial carry instrument and equipment
To live field survey related data, report is generated after then being arranged by hand by staff for analysis, management, decision application
Mode, such mode data collection cycle is long, and precision is completely dependent on the working experience of Observation personnel, cannot accomplish in real time,
Really reflect actual conditions.In view of this, the research and development, design operation of geo-hazard early-warning and guard system straggly are to formula straggly
Stablizing for geology is safe most important.
In view of the problems of the above-mentioned prior art, we have invented a kind of geo-hazard early-warning straggly and guard system,
The invention one side structure is simple, and easy to operate, warning effect is obvious.On the other hand, this early warning and guard system not only can be with
Active defense slope surface plays the effect of consolidating crack, and available rock mass internal modification relevant information straggly, data are comprehensive
And more accurate, detection while realizing multi-parameter, the timely early warning in unstability.
Summary of the invention
It is an object of the invention to overcome the deficiencies in the prior art, adapt to reality and need, provide a kind of geological disaster straggly
Early warning and guard system treat each A LOCAL STRESS-STRAIN, cunning on the inside of the main body of sniffing dropcut layer landslide by early warning and guard system
Body water level line, gliding mass saturation, rock mass inside temperature data carry out real-time monitoring, and are calculated according to real time data by simplifying Bishop
Method calculates layer landslide main body straggly of cutting and monitors principal section safety stability coefficient, to realize to the rock mass of geology straggly actively anti-
Shield, long-range monitoring and quick early warning.
In order to achieve the object of the present invention, a kind of the technical solution adopted by the present invention are as follows: geo-hazard early-warning straggly and anti-
Protecting system, including including it is to be measured it is straggly cut layer landslide main body, rock mass ring protection steel wire 1, power supply unit 2, rock mass inboard air
Data acquisition device 3, rock mass secure topical data processing case 4, local monitoring center 5, remote network monitoring terminal 6, cable 7,
Prestress anchorage cable 8, it is characterised in that: the rock mass ring protection steel wire 1, which is arranged in, described to be measured straggly cuts layer landslide main body
Straggly to take, steel wire both ends are fixed on inside rock mass on firm ground by prestress anchorage cable 8；The rock mass inboard air data
Acquisition device 3 is made of multiple resistive memory foil gauges 31, water level sensor 32, temperature sensor 33, the multiple electricity
Resistive semiconductor gauge 31, water level sensor 32, the setting of 33 array of temperature sensor are in 1 outside of rock mass ring protection steel wire；
The rock mass inboard air data acquisition device 3 is connected with acquisition sensor device adjacent thereto respectively by cable 7, described
The rock mass top of 3 side of rock mass inboard air data acquisition device is provided with power supply unit 2；The rock mass inboard air data are adopted
The information that acquisition means 3 are collected passes to the rock mass secure topical data processing case 4, the rock mass secure topical data processing case
4 are provided with signal (FBG) demodulator and wireless transmission unit 42, and rock stratum information is transferred to by the rock mass secure topical data processing case 4
Local monitoring center 5, the local monitoring center 5 are provided with wireless communication module, judging unit and prewarning unit, the local
Monitoring center 5 will send information to remote network monitoring terminal 6.
The rock mass ring protection steel wire 1 is arranged in layer landslide the straggly of main body straggly of cutting to be measured and takes, the rock
The material of body ring protection steel wire 1 is 304 stainless steels, and specification is diameter 8.0mm (7*19), and steel wire both ends pass through prestress anchorage cable
8 are fixed on inside rock mass on firm ground, and the prestress anchorage cable 8 anchors into rock mass by the hole of rock mass weak structural face by anchor head
It is interior, rock mass ring protection steel wire 1, gliding mass and firm ground are linked togather.
The resistive memory foil gauge 31, water level sensor 32, temperature sensor 33 pass through fixed bracket 34 and bullet
Spring pad 35 is arranged in array in 1 outside of rock mass ring protection steel wire.
The power supply unit 2 is made of solar panel and battery, and is acquired to the rock mass inboard air data
Device 3 is powered by the cable 7.
The multiple resistive memory foil gauge 31, water level sensor 32, temperature sensor 33 by cable 7 respectively and
Acquisition device connection adjacent thereto, passes through the resistive memory foil gauge 31, water level sensor 32, temperature sensor 33
It can measure and to be measured straggly cut each A LOCAL STRESS-STRAIN on the inside of the main body of layer landslide, gliding mass water level line, gliding mass saturation, temperature on the inside of rock mass
Degree evidence.
Multiple resistive memory foil gauges 31 interconnected, water level sensor 32, the connection of 33 side of temperature sensor
There is rock mass secure topical data processing case 4, signal (FBG) demodulator and wireless is provided in the rock mass secure topical data processing case 4
Transmission unit, the signal (FBG) demodulator transmitted resistive memory foil gauge 31, water level sensor 32, temperature sensor 33
Picture signal progress de-noising, amplification, the signal normalization come is sent to local rock mass by wireless transmission unit 42 after handling and supervises
Measured center 5.
The local rock mass monitoring center 5 is made of wireless communication module, judging unit 52 and prewarning unit, described wireless
For receiving the gliding mass information that rock mass secure topical data processing case 4 transmits, the judging unit will receive communication module
Each A LOCAL STRESS-STRAIN of gliding mass, gliding mass water level line, gliding mass saturation, rock mass inside temperature data pass through Bishop approach and calculate
The dropcut layer landslide main body that malfunctions monitors principal section safety stability coefficient, and the judging unit supervises gained layer landslide main body straggly of cutting
Principal section safety stability coefficient to be surveyed to compare with set secure threshold, the judging unit is connected to alarm unit, when
When the safety stability coefficient being calculated is more than the secure threshold of setting, alarm unit is alarmed, the wireless communication module
4G network is connected, and passes information to remote network monitoring terminal 6 through mobile public network.
Each A LOCAL STRESS-STRAIN of principal section, gliding mass water level are monitored according to the obtained layer landslide main body straggly of cutting to be measured
Line, gliding mass saturation, rock mass inside temperature data, in conjunction with stress-strain relation, according to Bishop approach meter under seepage effect
Calculate to obtain gliding mass safety stability coefficient are as follows:
In formula, pore water pressure: Nwi=γWhiWLicosαi
The parallel sliding surface component that osmotic pressure generates are as follows: TDi=γWhiWLisinβicos(αi-βi)
The vertical sliding surface component that osmotic pressure generates are as follows: RDi=γWhiWLisinβisin(αi-βi)
In formula: WiFor the weight (kN/m) of the i-th stick, CiFor the i-th stick cohesive force (kPa), φ is friction in the i-th stick
Angle (°) LiFor the i-th stick sliding surface length (m), αiFor the i-th stick sliding surface inclination angle (°), βiFor the i-th stick phreatic line and sliding surface
Angle (°), A are seismic acceleration (gravity acceleration g), KfFor the coefficient of stability.
The beneficial effects of the present invention are:
(1) such as data collection cycle for solving existing geo-hazard early-warning technology straggly is long, precision not enough, cost
The problem high, data are not comprehensive etc.；
(2) when being monitored using this system, layer landslide main body inside each part straggly of cutting to be measured can be monitored simultaneously and is answered
Stress-strain, gliding mass water level line, gliding mass saturation, rock mass inside temperature data and rock mass entirety and local real-time deformation, make
System has more practicability；
(3) ring protection steel wire energy active defense slope surface carries out active reinforcing to rock mass straggly and Landslide Deformation；
(4) the remote real time monitoring early warning of geological disaster straggly is realized.
Detailed description of the invention
The present invention is described further with case study on implementation with reference to the accompanying drawing.
Fig. 1 is system construction drawing of the invention；
Fig. 2 is system schematic；
Secure data acquisition device scheme of installation in side in Fig. 3 body.
Wherein, 1- rock mass ring protection steel wire, 2- power supply unit, 3- rock mass inboard air data acquisition device, 4-
Rock mass secure topical data processing case, the local 5- monitoring center, 6- remote network monitoring terminal, 7- cable, 8- prestressing force
Anchor cable.
Specific embodiment
Present invention will be further explained below with reference to the attached drawings and examples:
Referring to Fig. 1-2.
The invention discloses a kind of geo-hazard early-warning straggly and guard systems, including lead including layer landslide straggly of cutting to be measured
Body, rock mass ring protection steel wire 1, power supply unit 2, rock mass inboard air data acquisition device 3, rock mass secure topical data processing
Case 4, local monitoring center 5, remote network monitoring terminal 6, cable 7, prestress anchorage cable 8, it is characterised in that: the rock mass is cyclic annular
Protection steel wire 1 is arranged in layer landslide the straggly of main body straggly of cutting to be measured and takes, and steel wire both ends are fixed by prestress anchorage cable 8
Inside the rock mass on firm ground；The rock mass inboard air data acquisition device 3 by multiple resistive memory foil gauges 31,
Water level sensor 32, temperature sensor 33 form, the multiple resistive memory foil gauge 31, water level sensor 32, temperature
The setting of 33 array of sensor is in 1 outside of rock mass ring protection steel wire；The rock mass inboard air data acquisition device 3 passes through cable
7 connect with acquisition sensor device adjacent thereto respectively, on the rock mass of 3 side of rock mass inboard air data acquisition device
Portion is provided with power supply unit 2；The information that the rock mass inboard air data acquisition device 3 is collected passes to the rock mass and locally pacifies
Totally according to treatment box 4, the rock mass secure topical data processing case 4 is provided with signal (FBG) demodulator and wireless transmission unit, described
Rock stratum information is transferred to local monitoring center 5 by rock mass secure topical data processing case 4, and the local monitoring center 5 is provided with
Wireless communication module, judging unit and prewarning unit, the local monitoring center 5 will send information to remote network monitoring terminal
6。
The rock mass ring protection steel wire 1 is arranged in layer landslide the straggly of main body straggly of cutting to be measured and takes, the rock
The material of body ring protection steel wire 1 is 304 stainless steels, and specification is diameter 8.0mm (7*19), and steel wire both ends pass through prestress anchorage cable
8 are fixed on inside rock mass on firm ground, and the prestress anchorage cable 8 anchors into rock mass by the hole of rock mass weak structural face by anchor head
It is interior, rock mass ring protection steel wire 1, gliding mass and firm ground are linked togather, to actively reinforce slope surface, consolidate rock mass.
The resistive memory foil gauge 31, water level sensor 32, temperature sensor 33 pass through fixed bracket 34 and bullet
Spring pad 35 is arranged in array in 1 outside of rock mass ring protection steel wire.
The power supply unit 2 is made of solar panel and battery, and is acquired to the rock mass inboard air data
Device 3 is powered by the cable 7.
The multiple resistive memory foil gauge 31, water level sensor 32, temperature sensor 33 by cable 7 respectively and
Acquisition device connection adjacent thereto, passes through the resistive memory foil gauge 31, water level sensor 32, temperature sensor 33
It can measure and to be measured straggly cut each A LOCAL STRESS-STRAIN on the inside of the main body of layer landslide, gliding mass water level line, gliding mass saturation, temperature on the inside of rock mass
Degree evidence.
Multiple resistive memory foil gauges 31 interconnected, water level sensor 32, the connection of 33 side of temperature sensor
There is rock mass secure topical data processing case 4, signal (FBG) demodulator and wireless is provided in the rock mass secure topical data processing case 4
Transmission unit 42, the signal (FBG) demodulator transmit resistive memory foil gauge 31, water level sensor 32, temperature sensor 33
Picture signal progress de-noising, amplification, the signal normalization to come over passes through wireless transmission unit 42 after handling and is sent to local rock mass
Monitoring center 5.
The local rock mass monitoring center 5 is made of wireless communication module, judging unit and prewarning unit, the channel radio
News module is for receiving the gliding mass information that rock mass secure topical data processing case 4 transmits, the cunning that the judging unit will receive
Each A LOCAL STRESS-STRAIN of body, gliding mass water level line, gliding mass saturation, rock mass inside temperature data are calculated by Bishop approach
Straggly to cut layer landslide main body monitoring principal section safety stability coefficient, the judging unit monitors gained layer landslide main body straggly of cutting
Principal section safety stability coefficient is compared with set secure threshold, and the judging unit is connected to alarm unit, works as meter
When the safety stability coefficient obtained is more than the secure threshold of setting, alarm unit is alarmed, and the wireless communication module connects
4G network is connect, and passes information to remote network monitoring terminal 6 through mobile public network.
Each A LOCAL STRESS-STRAIN of principal section, gliding mass water level are monitored according to the obtained layer landslide main body straggly of cutting to be measured
Line, gliding mass saturation, rock mass inside temperature data, in conjunction with stress-strain relation, according to Bishop approach meter under seepage effect
Calculate to obtain gliding mass safety stability coefficient are as follows:
In formula, pore water pressure: Nwi=γWhiWLicosαi
The parallel sliding surface component that osmotic pressure generates are as follows: TDi=γWhiWLisinβicos(αi-βi)
The vertical sliding surface component that osmotic pressure generates are as follows: RDi=γWhiWLisinβisin(αi-βi)
In formula: WiFor the weight (kN/m) of the i-th stick, CiFor the i-th stick cohesive force (kPa), φ is friction in the i-th stick
Angle (°) LiFor the i-th stick sliding surface length (m), αiFor the i-th stick sliding surface inclination angle (°), βiFor the i-th stick phreatic line and sliding surface
Angle (°), A are seismic acceleration (gravity acceleration g), KfFor the coefficient of stability.
Use principle of the invention is summarized as follows:
As shown in Figure 1, a kind of geo-hazard early-warning straggly and guard system structure chart: the rock mass ring protection steel wire 1
Be spaced certain vertical range (depending on the geology gradient straggly and length) be arranged in it is described it is to be measured it is straggly cut layer landslide main body
It is straggly take, steel wire both ends are fixed on inside rock mass on firm ground by prestress anchorage cable 8；The rock mass inboard air number
It is made of according to acquisition device 3 multiple resistive memory foil gauges 31, water level sensor 32, temperature sensor 33, multiple monitorings
Sensor is arranged in array in 1 outside of rock mass ring protection steel wire；The power supply unit 2 includes solar panel, battery
It powers for entire geo-hazard early-warning and guard system straggly；The information that the rock mass inboard air data acquisition device 3 is collected
The rock mass secure topical data processing case 4 is passed to by cable 7, and the rock mass secure topical data processing case 4 is by rock stratum
Information is transferred to local monitoring center 5, and the local monitoring center 5 will send information to remote network monitoring by wireless communication
Terminal 6；
As shown in Fig. 2, a kind of geo-hazard early-warning straggly and guard system schematic diagram；
1. rock mass ring protection steel wire 1 is spaced certain vertical range (depending on the geology gradient straggly and length) arrangement
It is taken in layer landslide the straggly of main body straggly of cutting to be measured, the integral rock mass protective net straggly of multiple protection wire-shapeds around rock mass,
For the active defense slope surface when deformation straggly occurs for rock mass, rock stratum is reinforced, is raced against time for early warning and speedily carrying out rescue work；
2. rock mass secure topical data acquisition device 3 mainly by resistive memory foil gauge 31, water level sensor 32,
Temperature sensor 33 works, and can accurately measure the to be measured of its position and straggly cut each local stress on the inside of the main body of layer landslide
Temperature data on the inside of strain, gliding mass water level line, gliding mass saturation, rock mass；Multiple resistive memory foil gauges 31, level sensor
Device 32, temperature sensor 33 are arranged in array in 1 outside of rock mass ring protection steel wire；Each resistive memory foil gauge
31, it is connected between water level sensor 32, temperature sensor 33 by cable 7, is finally connected into rock mass secure topical data processing case
4；
3. rock mass secure topical data processing case 4 receives rock mass secure topical data acquisition device 3 by collector unit and passes
The deformation related data come, is transferred to local monitoring center 5 by wireless transmission unit；Local monitoring center 5 is single by determining
Member determines the deformation data received, if monitoring data are more than the secure threshold of setting, are issued and is alarmed by alarm unit
Information；
4. pair entire a geo-hazard early-warning and guard system straggly are concentrated with solar panel 21 and battery 22
Power supply, local rock mass monitoring center 5 pass through judging unit for each A LOCAL STRESS-STRAIN in the inside received, gliding mass water level line, cunning
Temperature data, deformation data calculate layer landslide main body straggly of cutting by simplified Bishop algorithm and supervise on the inside of body saturation, rock mass
Principal section safety stability coefficient is surveyed, and is compared with set secure threshold, therefore, it is determined that whether the section stability is full
Sufficient code requirement, and wirelessly communicated using GPRS and deformation data and warning message are sent to remote network monitoring terminal 6, it realizes
Remote real time monitoring；
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalents made by bright specification and accompanying drawing content are applied directly or indirectly in relevant technical field, are similarly included in
In scope of patent protection of the invention.
Claims (7)
1. a kind of geo-hazard early-warning straggly and guard system, including to be measured straggly cut layer landslide main body, rock mass ring protection steel
Silk (1), power supply unit (2), rock mass inboard air data acquisition device (3), rock mass secure topical data processing case (4), local
Monitoring center (5), remote network monitoring terminal (6), cable (7), prestress anchorage cable (8), it is characterised in that: the rock mass is cyclic annular
Protection steel wire (1) is arranged in layer landslide the straggly of main body straggly of cutting to be measured and takes, and steel wire both ends pass through prestress anchorage cable (8)
It is fixed on inside rock mass on firm ground；The rock mass inboard air data acquisition device (3) is answered by multiple resistive memories
Become piece (31), water level sensor (32), temperature sensor (33) composition, the multiple resistive memory foil gauge (31), water
Level sensor (32), the setting of temperature sensor (33) array are on the outside of rock mass ring protection steel wire (1)；The rock mass inboard air
Data acquisition device (3) is connected with acquisition sensor device adjacent thereto respectively by cable (7), the rock mass inboard air
The rock mass top of data acquisition device (3) side is provided with power supply unit (2)；The rock mass inboard air data acquisition device
(3) information collected passes to the rock mass secure topical data processing case (4), the rock mass secure topical data processing case
(4) it is provided with signal (FBG) demodulator and wireless transmission unit, the rock mass secure topical data processing case (4) transmits rock stratum information
To local monitoring center (5), the local monitoring center (5) is provided with wireless communication module, judging unit and prewarning unit, institute
Stating local monitoring center (5) will send information to remote network monitoring terminal (6).
2. a kind of geo-hazard early-warning straggly according to claim 1 and guard system, it is characterised in that: the rock mass ring
Shape protection steel wire (1) is arranged in layer landslide the straggly of main body straggly of cutting to be measured and takes, the rock mass ring protection steel wire (1)
Material be 304 stainless steels, specification is diameter 8.0mm (7*19), and steel wire both ends are fixed in rock mass by prestress anchorage cable (8)
On portion firm ground, the prestress anchorage cable (8) is anchored into rock mass by anchor head by the hole of rock mass weak structural face, rock mass ring
Shape protection steel wire (1), gliding mass and firm ground are linked togather.
3. a kind of geo-hazard early-warning straggly according to claim 1 and guard system, it is characterised in that: the resistance-type
Semiconductor gauge (31), water level sensor (32), temperature sensor (33) are set by fixed bracket and spring pad in array
It sets on the outside of the rock mass ring protection steel wire (1).
4. a kind of geo-hazard early-warning straggly according to claim 1 and guard system, it is characterised in that: described for Denso
It sets (2) to be made of solar panel and battery, and the electricity is passed through to the rock mass inboard air data acquisition device (3)
Cable (7) is powered.
5. a kind of geo-hazard early-warning straggly according to claim 1 and guard system, it is characterised in that: the multiple electricity
Resistive semiconductor gauge (31), water level sensor (32), temperature sensor (33) by cable (7) respectively with it is adjacent thereto
Acquisition device connection, can be surveyed by the resistive memory foil gauge (31), water level sensor (32), temperature sensor (33)
It measures and to be measured straggly cuts each A LOCAL STRESS-STRAIN on the inside of the main body of layer landslide, gliding mass water level line, gliding mass saturation, temperature number on the inside of rock mass
According to.
6. a kind of geo-hazard early-warning straggly according to claim 1 and guard system, it is characterised in that: multiple phase interconnection
The resistive memory foil gauge (31) that connects, water level sensor (32), temperature sensor (33) side are connected with rock mass and locally pacify
Totally according to treatment box (4), the rock mass secure topical data processing case (4) is interior to be provided with signal (FBG) demodulator and wireless transmission list
Member, the signal (FBG) demodulator transmitted resistive memory foil gauge (31), water level sensor (32), temperature sensor (33)
Picture signal progress de-noising, amplification, the signal normalization come is sent to local rock mass by wireless transmission unit after handling and monitors
Center (5).
7. a kind of geo-hazard early-warning straggly according to claim 1 and guard system, it is characterised in that: the local rock
Body monitoring center (5) is made of wireless communication module, judging unit and prewarning unit, and the wireless communication module is for receiving rock
The gliding mass information that body secure topical data processing case (4) transmits, the judging unit answer each local stress of the gliding mass received
Temperature data calculates layer landslide straggly of cutting by Bishop approach and leads on the inside of change, gliding mass water level line, gliding mass saturation, rock mass
Body monitors principal section safety stability coefficient, and gained layer landslide main body straggly of cutting is monitored principal section safety and stability by the judging unit
Coefficient is compared with set secure threshold, and the judging unit is connected to alarm unit, when the safety being calculated is steady
When determining secure threshold of the coefficient more than setting, alarm unit is alarmed, and the wireless communication module connects 4G network, and through moving
Dynamic public network passes information to remote network monitoring terminal (6).
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