CN107677791A - Rainfall and traffic vibration synergy slope unstability physical model test device - Google Patents
Rainfall and traffic vibration synergy slope unstability physical model test device Download PDFInfo
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- CN107677791A CN107677791A CN201710951441.3A CN201710951441A CN107677791A CN 107677791 A CN107677791 A CN 107677791A CN 201710951441 A CN201710951441 A CN 201710951441A CN 107677791 A CN107677791 A CN 107677791A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/24—Earth materials
Abstract
The present invention relates to a kind of rainfall and traffic vibration synergy slope unstability physical model test device, including the model test box that top and side are unlimited, for providing the rainfall simulation unit of rainfall, for exporting the power analogue unit of traffic vibration load, for tracking the monitoring unit and control unit of slope instability process, rainfall simulation unit is located at the top of model test box, power analogue unit is located at the bottom of model test box, rainfall simulation unit, power analogue unit and monitoring unit electrically connect with control unit, the device can simulated rainfall and traffic vibration single effect, reciprocation and coupling slope unstability Evolution, multiple it can also combine the Comparative trail for carrying out slope instability evolutions simultaneously.The beneficial effects of the invention are as follows simple in construction, easy to operate, vdiverse in function, the preventing and treating of early warning and engineering for landslide disaster provides certain directive function.
Description
Technical field
The present invention relates to geological disaster model test field, and in particular to a kind of rainfall and traffic vibration synergy are following
Slope unstability physical model test device.
Background technology
In all kinds of natural calamities that China occurs, landslide turns into the second largest geological disaster for being only second to earthquake.With
The difficult mountain area of China's hardships and dangers and the progressively in-depth of Special section Transportation Infrastructure Construction, it will increasing cutting side occur
Slope.Because traffic of mountain area infrastructure periphery geological environment is complicated, the geological disaster such as landslide, mud-rock flow happens occasionally, into
To influence the main hidden danger of traffic route safe operation.
It is pregnant such as Study of Landslides both at home and abroad by some existing achievements of occurrence and development mechanism of the physical experiments to landslide
Educate, Forming Mechanism and sliding characteristics etc., for the slip mechanism research on landslide and landslide disaster early warning, forecast and Control Engineering
Serve certain directive function.However, the research currently for Slope Sliding mechanism along traffic infrastructure is less, especially
Be at a high speed, the ambient vibration effect brought of heavy haul railway can disunity be gone back to the understanding that induce slope instability destruction；It is long-term to hand over
The influencing mechanism of logical oscillatory load side slope deformation failure is not clear, especially traffic loading and other landslide risk factors
Need further to further investigate in terms of (such as heavy showers) coupling slope catastrophe mechanism.
Therefore, the present invention proposes that a kind of rainfall fills with traffic vibration load coupling slope unstability physical experiments
Put, for studying traffic route slope instability slip mechanism and failure mode, emphasis discloses rainfall and coupled with traffic vibration load
Act on slope Distortion Disciplinarian.
The content of the invention
The technical problems to be solved by the invention are to provide a kind of rainfall and traffic vibration synergy slope unstability thing
Manage model test apparatus, it is intended to rise for early warning, forecast and the Control Engineering of traffic route slope instability mechanism and landslide disaster
To certain directive function.
The technical scheme that the present invention solves above-mentioned technical problem is as follows：
Rainfall and traffic vibration synergy slope unstability physical model test device, including top and side are opened wide
Model test box, the rainfall simulation unit for providing rainfall, the power analogue unit for exporting traffic vibration load,
For tracking the monitoring unit and control unit of slope instability process, the rainfall simulation unit is located at model examination
The top of tryoff, the power analogue unit are located at the bottom of the model test box, the rainfall simulation unit, described
Power analogue unit and the monitoring unit electrically connect with described control unit.
The beneficial effects of the invention are as follows：The device that model test box is carried out for whole experiment, rainfall simulation unit can
Simulated rainfall situation, power analogue unit can simulated vehicle oscillating load situation, monitoring unit can be in whole experiment
The situation of change of rainfall, traffic vibration and Rock And Soil is monitored, and control unit can be to rainfall simulation unit and power
Analogue unit is adjusted, and to simulate the rule of different condition slope unstability, the simulation test device is simple in construction, operation letter
Just, can simulate it is a variety of under the conditions of slope instability situation, it is vdiverse in function, can be landslide disaster early warning and Control Engineering rise
Play certain directive function.
On the basis of above-mentioned technical proposal, the present invention can also do following improvement.
Further, the model test box includes model framework and the armorplate glass being installed on the model framework,
The model framework and the armorplate glass are assembled into the model test box of rectangular-shape, and the model test box is provided with
The low side slope shape Rock And Soil of the high opposite side in side is piled into, the higher side of Rock And Soil abuts the one of the model test box
Side, the bottom of the model test box are provided with moveable platform, the moveable platform close to the Rock And Soil compared with downside one
Side is provided with the graduated cylinder that catchments, and scissor type elevating structure, the scissor are provided between the model test box and the moveable platform
Formula lifting structure is located at the side of the model test box bottom.
Beneficial effect using above-mentioned further scheme is the surface footpath that graduated cylinder can be used for collecting measurement rainfall formation of catchmenting
Stream, and then calculate the actual infiltration capacity of Rock And Soil；The setting of moveable platform facilitates the movement of model test box；Scissor-type liter
Drop structure can realize the regulation of model test box angle.
Further, the model framework is porous panel grider.
Beneficial effect using above-mentioned further scheme is can to realize the fast of model framework plug-in using porous panel grider
Speed assembling, facilitates the adjustment of model framework size.
Further, the Rock And Soil is one-level side slope or Slope with multi-step, and the Rock And Soil of wherein Slope with multi-step is also set up
There is platform, the platform does antiseepage water process.
Beneficial effect using above-mentioned further scheme is that the platform on Rock And Soil can be realized only using antiseepage water process
The domatic infiltration of Rock And Soil, to simulate the multistage cut slope after being renovated along traffic route.
Further, rainfall simulation unit includes the feed pipe being set up in above the model test box and is installed on institute
Multiple shower nozzles of feed pipe front end are stated, described feed pipe one end connects supply tank, and the feed pipe is provided with water pump, the water pump
The first data acquisition device is connected, the water pump and first data acquisition device electrically connect with described control unit.
Beneficial effect using above-mentioned further scheme is that the water in supply tank can be sent into feed pipe by water pump, and control is single
The water-carrying capacity of the adjustable water pump of member and the time opened, so as to adjust rainfall intensity, the time of the duration of rainfall and the time of rainfall
Interval, the first data acquisition device can gather the real time data of correlation and pass to control unit.
Further, the power analogue unit includes vibration gauge and the second data acquisition device, the vibration gauge have it is multiple,
Multiple vibration gauges are fixedly installed in the bottom of the model test box, and multiple vibration gauges are wide along the model test box
Degree direction is uniformly distributed, and the vibration gauge electrically connects with second data acquisition device with described control unit respectively, described
Second data acquisition device electrically connects with described control unit.
Beneficial effect using above-mentioned further scheme is that the bottom of model test box is arranged at using vibration gauge, can be simulated
The situation of traffic vibration load, control unit can adjust the vibration frequency and oscillation intensity of vibration gauge, the second data acquisition device
The real-time frequency and intensity of collection vibration gauge vibration simultaneously pass to control unit.
Further, monitoring unit includes multiple water content sensors, the matric suction sensing being laid in the Rock And Soil
Device and pore water pressure sensor, ground sonic transducer, the monitoring unit are installed on the matric suction sensor outer wall
Also include multiple multiple inclinators being located on the domatic diverse location of the Rock And Soil, vibrating sensor and located at the ground
Body is nearby used for the high-speed camera for recording the rock and soil slope Instability, multiple water content sensors, the base
Matter suction sensor, the pore water pressure sensor, the inclinator, the vibrating sensor, described ground sonic transducer with
And the high-speed camera electrically connects with the 3rd data acquisition device, the 3rd data acquisition device and described control unit
Electrical connection.
Beneficial effect using above-mentioned further scheme is that water content sensor can obtain the change of moisture content of Rock And Soil, put down
Equal seepage velocity etc., matric suction sensor can obtain the matric suction of Rock And Soil, and pore water pressure sensor can obtain rainfall
Change with dynamic pore water pressure inside traffic vibration load coupling slope, ground can be traced in inclinator and high-speed camera
Body side slope surface crack or the evolution of deformation, it is dynamic under traffic vibration load that vibrating sensor can obtain rock and soil slope
Force-responsive situation, ground sonic transducer can extract the radiation acoustical signal of rock and soil slope unstability deep early stage Rock And Soil deformation slip,
3rd data acquisition device can gather water content sensor, matric suction sensor, pore water pressure sensor, inclinator, shake
Dynamic sensor, sonic transducer and real time data in high-speed camera and pass it to control unit.
Further, vibrating sensor and described the ground sonic transducer is fibre optical sensor or piezoelectric transducer.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention；
Fig. 2 is the schematic diagram that sensor is laid in Rock And Soil of the present invention.
In accompanying drawing, the list of parts representated by each label is as follows：
1st, model test box, 11, moveable platform, 12, model framework, 13, catchment graduated cylinder, 14, Rock And Soil, 141, flat
Platform, 2, rainfall simulation unit, 21, feed pipe, 22, shower nozzle, 3, power analogue unit, 31, vibration gauge, 4, monitoring unit,
41st, water content sensor, 42, matric suction sensor, 43, pore water pressure sensor, 44, inclinator, 45, vibrating sensing
Device, 46, sonic transducer, 47, high-speed camera, 5, control unit.
Embodiment
The principle and feature of the present invention are described below in conjunction with drawings and the specific embodiments, example is served only for solving
The present invention is released, is not intended to limit the scope of the present invention.
Embodiment 1
As shown in figure 1, the present invention provides a kind of rainfall and traffic vibration synergy slope unstability physical experiments
Device, including the unlimited model test box 1 in top and side, the rainfall simulation unit 2 for providing rainfall, for exporting
The power analogue unit 3 of traffic vibration load, the monitoring unit 4 for tracking slope instability process and control unit 5, manually
Rainfall simulation unit 2 is located at the top of model test box 1, and power analogue unit 3 is located at the bottom of model test box 1, artificial drop
Rain analogue unit 2, power analogue unit 3 and monitoring unit 4 electrically connect with control unit 5.
As shown in figure 1, model test box 1 includes model framework 12 and the armorplate glass being installed on model framework 12,
Model framework 12 and armorplate glass are assembled into the model test box 1 of rectangular-shape, and the top of model test box 1 and front end are not provided with
Armorplate glass, the top of model test box 1 open wide can simulated rainfall cause the situation of the slope instability of Rock And Soil 14, model test box
Situation about being easy in staff's observing and nursing chamber 1 is opened wide in 1 side, and model test box 1 is another provided with side height is piled into
The low side slope shape Rock And Soil 14 in side, 14 higher side of Rock And Soil abut the side of model test box 1, and model test box 1 is used as rock
The bogey of the soil body 14, model framework 12 are porous panel grider, and material is stainless steel material, ensure that model test box 1
Rigidity, each porous panel grider carry hoisting ring, the quick composition model framework of pluggable mode can be realized by boom hoisting
12, it is easy for installation, while the adjustment of the size of model test box 1 is also allowed for, practicality is stronger, meanwhile, the model test box 1 of restructuring
Two or more casings can be divided into by way of centre sets dividing plate, and then slope instability is drilled under the conditions of progress various combination
The Comparative trail of change, to obtain the difference of side slope unstable failure on time scale and space scale, Rock And Soil 14 is one-level
The Rock And Soil 14 of side slope or Slope with multi-step, wherein Slope with multi-step is additionally provided with platform 141, and platform 141 does antiseepage water process, is easy to
The situation of 14 domatic infiltration of Rock And Soil is monitored, to simulate the multistage cut slope after being renovated along traffic route；Model test box 1
Bottom is provided with moveable platform 11, and moveable platform 11 is provided with the graduated cylinder 13 that catchments close to side of the Rock And Soil 14 compared with downside, is used for
Collect and measure the overland flow that rainfall is formed, and then calculate the actual infiltration capacity of Rock And Soil 14, model test box 1 is with may move
Scissor type elevating structure is provided between platform 11, scissor type elevating structure is located at the side of the bottom of model test box 1, scissor-type liter
The height of the side of structure adjustable model chamber 1 drops, so as to adjust the angle of the side slope of Rock And Soil 14, to simulate the side of Rock And Soil 14
The situation of angle of slope change.
As depicted in figs. 1 and 2, rainfall simulation unit 2 includes being set up in the He of feed pipe 21 of the top of model test box 1
Multiple shower nozzles 22 of the front end of feed pipe 21, the one end of feed pipe 21 connection supply tank are installed on, feed pipe 21 is provided with water pump, water pump
Water in supply tank is sent into feed pipe 21, then carries out spraying simulated rainfall situation again, water pump connects the first data acquisition
Device, water pump and the first data acquisition device electrically connect with control unit 5, and control unit 5 can adjust the water-carrying capacity of water pump
And the time of spray, so as to adjust rainfall intensity, the time of the duration of rainfall and rain time interval, to simulate different rainfalls
Situation, the first data acquisition device can gather the real time datas such as rainfall and rain time and pass to control unit 5；Power mould
Quasi-simple member 3 includes the data acquisition device of vibration gauge 31 and second, and vibration gauge 31 has multiple, and multiple vibration gauges 31 are fixedly installed in mould
The bottom of type chamber 1, multiple vibration gauges 31 are uniformly distributed along the width of model test box 1, are carried for simulating traffic vibration
Lotus, vibration gauge 31 electrically connect with the second data acquisition device with control unit 5 respectively, the second data acquisition device and control unit
5 electrical connections, control unit 5 can adjust the vibration frequency of vibration gauge 31 and oscillation intensity, simulate under coaxially heavy and friction speed
Traffic loading, the second data acquisition device can gather the real time datas such as vibration frequency and the time of vibration of vibration gauge 31 and transmit
To control unit 5；Monitoring unit 4 includes at least six water content sensors 41, at least six bases being laid in Rock And Soil 14
Matter suction sensor 42 and at least six pore water pressure sensors 43, install on the corresponding outer wall of matric suction sensor 42
There is ground sonic transducer 46, the thin cylinder of matric suction sensor 42 can be made full use of to avoid increase as guide wave device and lead
The moulded dimension effect that ripple bar is brought, monitoring unit 4 also incline including at least four on 14 domatic diverse location of Rock And Soil
Angle instrument 44, at least five vibrating sensors 45 and located at Rock And Soil 14 nearby be used for record the slope instability process of Rock And Soil 14
Multiple high-speed cameras 47, vibrating sensor 45 and ground sonic transducer 46 are fibre optical sensor or piezoelectric transducer, multiple aqueous
Quantity sensor 41, matric suction sensor 42, pore water pressure sensor 43, inclinator 44, vibrating sensor 45, sound sensing
Device 46 and high-speed camera 47 electrically connect with the 3rd data acquisition device, the 3rd data acquisition device and the electricity of control unit 5
Connection；Water content sensor 41 can obtain the change of moisture content of Rock And Soil 14, Mean velocity of seepage etc., matric suction sensor 42
The matric suction of Rock And Soil 14 can be obtained, pore water pressure sensor 43 can be obtained under rainfall and traffic vibration load coupling
Dynamic pore water pressure change inside side slope, the side slope surface crack of Rock And Soil 14 or change can be traced in inclinator 44 and high-speed camera 47
The evolution of shape, vibrating sensor 45 can obtain dynamic response situation of the side slope of Rock And Soil 14 under traffic vibration load, ground
Sonic transducer 46 can extract the radiation acoustical signal of the slope instability depth early stage Rock And Soil deformation slip of Rock And Soil 14, and the 3rd data are adopted
Acquisition means can gather water content sensor 41, matric suction sensor 42, pore water pressure sensor 43, inclinator 44, vibration
Sensor 45, sonic transducer 46 and real time data in high-speed camera 47 and pass it to control unit.
The operation principle of the present embodiment is as follows：
The present embodiment is the simulation of single condition (rainfall or traffic vibration) slope unstable failure, and the first situation is drop
The simulation that slope instability destroys under the conditions of rain, power analogue unit 3 is closed, open feed pipe 21 in rainfall simulation unit 2
On water pump, artificially-simulated rainfall situation, control unit 3 adjust water pump streamflow and the opening time, simulate different rainfalls
The situation of intensity, the time of the duration of rainfall and rain time spaced apart condition slope unstability, the first data acquisition device collection water
The real-time streamflow of pump and opening time simultaneously pass to control unit 5, while control unit 3 controls scissor structure regulation model
The height of the side of chamber 1, so as to adjust the angle of the side slope of Rock And Soil 14, to simulate the feelings of the side slope angle change of Rock And Soil 14
Shape, water content sensor 41 can obtain the change of moisture content of Rock And Soil 14, Mean velocity of seepage etc., and matric suction sensor 42 can
14 real-time matric suction of Rock And Soil is obtained, pore water pressure sensor 43 can obtain dynamic pore water inside rainfall slope
Real-time pressure changes, inclinator 44 and high-speed camera 47 can the side slope surface crack of real-time tracking Rock And Soil 14 or deformation development
Process, vibrating sensor 45 can obtain real-time dynamic response situation of the side slope of Rock And Soil 14 under traffic vibration load, and ground sound passes
Sensor 46 can extract the radiation acoustical signal of the deformation slip of 14 slope instability depth early stage Rock And Soil of Rock And Soil 14, the 3rd data acquisition
Device can gather water content sensor 41, matric suction sensor 42, pore water pressure sensor 43, inclinator 44, vibration biography
Sensor 45, sonic transducer 46 and real time data in high-speed camera 47 and pass it to control unit 5, control unit
5 pairs of data received are handled, traffic route slope instability slip mechanism and destruction under reductive analysis difference rainfall situation
Pattern；Second case is the simulation of slope instability destruction under the conditions of traffic vibration, closes rainfall simulation unit 2, is opened
Vibration gauge 31 in power analogue unit 3, control unit 3 adjust the vibration frequency and oscillation intensity of vibration gauge 31, and simulation is different
Traffic loading under axle weight and friction speed, while control unit 3 controls the height of scissor structure regulation model test box 1 side
Degree, so as to adjust the angle of the side slope of Rock And Soil 14, to simulate the situation of the side slope angle change of Rock And Soil 14, the second data acquisition dress
Put the real-time vibration frequency and oscillation intensity of collection vibration gauge 31 and pass to control unit 5, the 3rd data acquisition device can be adopted
Collection inclinator 44, vibrating sensor 45 and real time data in high-speed camera 47 simultaneously pass it to control unit 5, control
Unit 5 receives data and handled, traffic route slope instability slip mechanism and failure mode under reductive analysis traffic vibration.
Embodiment 2
The present embodiment is the simulation of interaction condition (rainfall and traffic vibration reciprocation) slope unstable failure, and alternating is opened
Rainfall simulation unit 2 and power analogue unit 3 are opened or close, while control unit 3 controls scissor structure regulation model
The height of the side of chamber 1, so as to adjust the angle of the side slope of Rock And Soil 14, to simulate the feelings of the side slope angle change of Rock And Soil 14
Shape, water content sensor 41 can obtain the change of moisture content of Rock And Soil 14, Mean velocity of seepage etc., and matric suction sensor 42 can
14 real-time matric suction of Rock And Soil is obtained, pore water pressure sensor 43 can obtain rainfall and traffic vibration load reciprocation
Dynamic pore water real-time pressure change inside slope, inclinator 44 and high-speed camera 47 can the slope tables of real-time tracking Rock And Soil 14
Facial cleft is stitched or the evolution of deformation, and it is dynamic in real time under traffic vibration load that vibrating sensor 45 can obtain the side slope of Rock And Soil 14
Force-responsive situation, ground sonic transducer 46 can extract the radiation sound letter of the slope instability depth early stage Rock And Soil deformation slip of Rock And Soil 14
Number, the real-time streamflow of the first data acquisition device collection water pump and the opening time and control unit 5 is passed to, the second data are adopted
The real-time vibration frequency and oscillation intensity of acquisition means collection vibration gauge 31 simultaneously pass to control unit 5, the 3rd data acquisition device
Water content sensor 41, matric suction sensor 42, pore water pressure sensor 43, inclinator 44, vibrating sensor can be gathered
45th, sonic transducer 46 and real time data in high-speed camera 47 and control unit 5 is passed it to, control unit 5 connects
Receive data simultaneously to be handled, traffic route slope instability slip mechanism and broken under reductive analysis rainfall and traffic vibration reciprocation
Bad pattern.In the present embodiment, rainfall and traffic vibration except can change rainfall intensity and duration and oscillation intensity and
Frequency, cycle or the pattern of the two interaction can also be changed.
Embodiment 3
The present embodiment is the simulation of coupling condition (rainfall and traffic vibration act on simultaneously) slope unstable failure, is opened simultaneously
Rainfall simulation unit 2 and power analogue unit 3 are opened, at the same time control unit 3 controls scissor structure regulation model examination
The height of the side of tryoff 1, so as to adjust the angle of the side slope of Rock And Soil 14, to simulate the situation of the side slope angle change of Rock And Soil 14,
Water content sensor 41 can obtain the change of moisture content of Rock And Soil 14, Mean velocity of seepage etc., and matric suction sensor 42 can obtain
14 real-time matric suction of Rock And Soil is taken, pore water pressure sensor 43 can be obtained under rainfall and traffic vibration load coupling
Dynamic pore water real-time pressure change inside side slope, inclinator 44 and high-speed camera 47 can the side slope surfaces of real-time tracking Rock And Soil 14
Crack or the evolution of deformation, vibrating sensor 45 can obtain real-time power of the side slope of Rock And Soil 14 under traffic vibration load
Response condition, ground sonic transducer 46 can extract the radiation sound letter of the slope instability depth early stage Rock And Soil deformation slip of Rock And Soil 14
Number, the real-time streamflow of the first data acquisition device collection water pump and the opening time and control unit 5 is passed to, the second data are adopted
The real-time vibration frequency and oscillation intensity of acquisition means collection vibration gauge 31 simultaneously pass to control unit 5, the 3rd data acquisition device
Water content sensor 41, matric suction sensor 42, pore water pressure sensor 43, inclinator 44, vibrating sensor can be gathered
45th, sonic transducer 46 and real time data in high-speed camera 47 and control unit 5 is passed it to, control unit 5 connects
Receive data to be handled, traffic route slope instability slip mechanism and destruction under reductive analysis rainfall and traffic vibration coupling
Pattern.
By the description above as can be seen that a kind of rainfall provided by the invention and traffic vibration load coupling are following
Slope unstability physical model test device, single condition (rainfall or traffic vibration), interaction condition (rainfall and traffic vibration can be achieved
Reciprocation) and coupling condition (rainfall and traffic vibration act on simultaneously) slope unstable failure simulation, and can be in
Between set dividing plate mode casing is divided into it is two or more, and then carry out various combination under the conditions of slope instability develop it is same
Step experiment；Meanwhile the physical model test device can realize more information detections, be slope instability evolution in the high time and
High spatial resolution information extraction provides possibility, and then more accurately holds slope instability in time scale and space scale
Failure evolvement rule.
The foregoing is only presently preferred embodiments of the present invention, be not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent substitution and improvements made etc., it should be included in the scope of the protection.
Claims (8)
1. rainfall and traffic vibration synergy slope unstability physical model test device, it is characterised in that：Including top and
The unlimited model test box (1) in side, the rainfall simulation unit (2) for providing rainfall, for exporting traffic vibration lotus
The power analogue unit (3) of load, the monitoring unit (4) for tracking slope instability process and control unit (5), it is described artificial
Rainfall simulation unit (2) is located at the top of the model test box (1), and the power analogue unit (3) is located at model examination
The bottom of tryoff (1), the rainfall simulation unit (2), the power analogue unit (3) and the monitoring unit (4)
Electrically connected with described control unit (5).
2. rainfall according to claim 1 and traffic vibration synergy slope unstability physical model test device, its
It is characterised by：The model test box (1) includes model framework (12) and the tempering glass being installed on the model framework (12)
Glass plate, the model framework (12) and the armorplate glass are assembled into the model test box (1) of rectangular-shape, the mould
The Rock And Soil (14) for being piled into the low side slope shape of the high opposite side in side is provided with type chamber (1), the Rock And Soil (14) is higher
Side abuts the side of the model test box (1), and model test box (1) bottom is provided with moveable platform (11), it is described can
Mobile platform (11) is provided with the graduated cylinder (13) that catchments, the model test box (1) close to side of the Rock And Soil (14) compared with downside
Scissor type elevating structure is provided between the moveable platform (11), the scissor type elevating structure is located at the model test
The side of case (1) bottom.
3. rainfall according to claim 2 and traffic vibration synergy slope unstability physical model test device, its
It is characterised by：The model framework (12) is porous panel grider.
4. rainfall according to claim 3 and traffic vibration synergy slope unstability physical model test device, its
It is characterised by：The Rock And Soil (14) is one-level side slope or Slope with multi-step, and the Rock And Soil (14) of wherein Slope with multi-step is also set
Platform (141) is equipped with, the platform (141) does antiseepage water process.
5. rainfall according to claim 1 and traffic vibration synergy slope unstability physical model test device, its
It is characterised by：Rainfall simulation unit (2) includes being set up in the feed pipe (21) and installation above the model test box (1)
Multiple shower nozzles (22) in the feed pipe (21) front end, described feed pipe (21) one end connect supply tank, the feed pipe
(21) water pump is provided with, the water pump connects the first data acquisition device, and the water pump and first data acquisition device are equal
Electrically connected with described control unit (5).
6. rainfall according to claim 1 and traffic vibration synergy slope unstability physical model test device, its
It is characterised by：The power analogue unit (3) includes vibration gauge (31) and the second data acquisition device, and the vibration gauge (31) has
Multiple, multiple vibration gauges (31) are fixedly installed in the bottom of the model test box (1), multiple vibration gauge (31) edges
Model test box (1) width is uniformly distributed, the vibration gauge (31) respectively with second data acquisition device and
Described control unit (5) electrically connects, and second data acquisition device electrically connects with described control unit (5).
7. rainfall according to claim 1 and traffic vibration synergy slope unstability physical model test device, its
It is characterised by：Monitoring unit (4) includes multiple water content sensors (41), the matric suction being laid in the Rock And Soil (14)
Sensor (42) and pore water pressure sensor (43), ground sound sensing is installed on matric suction sensor (42) outer wall
Device (46), the monitoring unit (4) also include multiple multiple inclinators on the Rock And Soil (14) domatic diverse location
(44), vibrating sensor (45) and located at the Rock And Soil (14) nearby be used for record the Rock And Soil (14) slope instability mistake
The high-speed camera (47) of journey, multiple water content sensors (41), the matric suction sensor (42), the pore water
Pressure sensor (43), the inclinator (44), the vibrating sensor (45), described ground sonic transducer (46) and the height
Fast video camera (47) electrically connects with the 3rd data acquisition device, the 3rd data acquisition device and described control unit (5)
Electrical connection.
8. rainfall according to claim 7 and traffic vibration synergy slope unstability physical model test device, its
It is characterised by：The vibrating sensor (45) and described ground sonic transducer (46) are fibre optical sensor or piezoelectric transducer.
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| CN201710951441.3A CN107677791A (en) | 2017-10-13 | 2017-10-13 | Rainfall and traffic vibration synergy slope unstability physical model test device |
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| CN111610113A (en) * | 2020-06-29 | 2020-09-01 | 东华理工大学 | Test device of pseudo-static rock-soil model |
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| CN111947605A (en) * | 2020-08-20 | 2020-11-17 | 上海同禾工程科技股份有限公司 | Slope safety monitoring system and monitoring method thereof |
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| CN113029791A (en) * | 2021-02-24 | 2021-06-25 | 北谷电子有限公司 | Weighing calibration method of aerial work platform based on pressure and position |
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