CN107101877A - A kind of comprehensive Geotechnical Engineering test platform of complex slopes geologic model test - Google Patents
A kind of comprehensive Geotechnical Engineering test platform of complex slopes geologic model test Download PDFInfo
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- CN107101877A CN107101877A CN201710480631.1A CN201710480631A CN107101877A CN 107101877 A CN107101877 A CN 107101877A CN 201710480631 A CN201710480631 A CN 201710480631A CN 107101877 A CN107101877 A CN 107101877A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/02—Details
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N3/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N3/08—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces
- G01N3/10—Investigating strength properties of solid materials by application of mechanical stress by applying steady tensile or compressive forces generated by pneumatic or hydraulic pressure
- G01N3/12—Pressure testing
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/0014—Type of force applied
- G01N2203/0016—Tensile or compressive
- G01N2203/0019—Compressive
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N2203/00—Investigating strength properties of solid materials by application of mechanical stress
- G01N2203/003—Generation of the force
- G01N2203/0042—Pneumatic or hydraulic means
- G01N2203/0048—Hydraulic means
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Abstract
The invention discloses a kind of comprehensive Geotechnical Engineering test platform of complex slopes geologic model test, including for the test platform framework for being molded complex slopes geological model, the angle controller for Control experiment platform framework angular transformation, the loading system and add load control for controlled loading system that pressure-loaded is carried out to complex slopes geological model, combination baffle is laid on test platform framework.The present invention enables multiple subframes to form single linear slide structural plane, dual slope slide construction face and with two intersecting slide construction faces for being inclined to opposing angles by flexible transformation by using multiple subframe variable-angle devices, and the big I in inclination angle of the structural plane formed is arbitrarily adjusted, it can realize that the deformation failure research that rock matter gliding mass, dual slope structural plane slide rock matter gliding mass and wedge-shaped rock matter gliding mass, test platform framework angle change and the fine adjustment of on-load pressure when can realize experiment are slided in the more complicated single structure face with or without reinforcement protection structure.
Description
Technical field
The invention belongs to geologic model test equipment technical field, it is related to one kind and is available for research slope geology model deformation to break
Bad and its safeguard structure deforms the test platform equipment of stress, and in particular to a kind of comprehensive rock of complex slopes geologic model test
Geotechnological journey test platform.
Background technology
Slope generally comprises natural side slope and Artificial Side-slope, and due to the unfavorable comprehensive function of internal and external reasonses, slope is usually developed into
Sudden Landslide Hazards, often result in interruption of communication and larger economy and casualties.Therefore, in terms of relevant slope
Scientific research is always the focus of Geotechnical Engineering circle expert and scholar's research.All the time, in view of actual field slope science is ground
Study carefully and have that cost is larger, hinder construction and the defect such as condition of work is severe, and slope geologic model test can then overcome it is above-mentioned
Defect, and possess repeatability, therefore it carries out skew prired frequently as one and its safeguard structure deformation stress science is ground
The effective means studied carefully.Therefore, the invention of slope geology model test platform, which makes, seems especially necessary.For example, Chinese invention is special
Sharp CN101086494B, Application No. 200710069866.8, patent name is：Ground and slope engineering model test platform；
Chinese invention patent CN103452144B, Application No. 201310289820.2, patent name is：Geotechnical Engineering large stereo is comprehensive
Close simulator stand；Chinese invention patent CN103884831B, Application No. 201410135920.4, patent name is：It is a kind of
Roadbed side slope and underground engineering multifunction three-dimensional model test platform, Chinese utility model patent CN204882545U, application number
For 201520544590.4, patent name is：Rock slope with along layer near cut sliding test system, is carried for side slope model investigation
More selection is supplied.In general, the main study subject of rock slopes be along some occurrence structural plane or it is multiple not
The rock mass stability that the structural plane combined with occurrence is deformed below the gliding mass of destruction, gliding mass typically can be not as main research
Object, and generally require to pour the rock mass stability below gliding mass sliding surface when testing in above-mentioned patent, it is a kind of waste actually, rock matter
The structural plane that generation of coming down is slided is often possible to be dual slope structural plane or two intersecting slips with tendency opposing angles
Structural plane.Therefore, it should provide a kind of synthesis Geotechnical Engineering experiment that can simulate the structural plane that rock landslip produces slip flat
Platform.
The content of the invention
In view of the above-mentioned deficiencies in the prior art, the technical problem to be solved by the present invention is that providing a kind of complex slopes
Geologic model test with comprehensive Geotechnical Engineering test platform, by set bottom framework and on bottom framework and by many height
The variable framework of framework composition, enables multiple subframes to pass through flexible transformation shape using multiple subframe variable-angle devices
Into single linear slide structural plane, dual slope slide construction face and with two intersecting slide construction faces for being inclined to opposing angles, and
The big I in inclination angle of the structural plane formed is arbitrarily adjusted, and can realize the more complicated unijunction with or without reinforcement protection structure
Slide the deformation failure research that rock matter gliding mass, dual slope structural plane slide rock matter gliding mass and wedge-shaped rock matter gliding mass, Neng Goushi in structure face
Test platform framework angle change and the fine adjustment of on-load pressure when now testing.
In order to solve the above technical problems, the technical solution adopted by the present invention is：A kind of complex slopes geologic model test is used
Comprehensive Geotechnical Engineering test platform, it is characterised in that：Including the test platform frame for being molded the complex slopes geological model
Frame, the angle controller for controlling the test platform framework angular transformation, to the complex slopes geological model carry out
Laid on the loading system of pressure-loaded and the add load control for controlling the loading system, the test platform framework
Combination baffle；
The test platform framework includes being provided with horizontal rotating shaft, the bottom framework below bottom framework, the bottom framework
Top variable framework is detachably installed, the variable framework is combined by multiple subframes, the four of the variable framework
It is provided with week in the shielded frame laid vertically, the left and right sides of the bottom framework is provided with the support for supporting bottom framework；
The angle controller includes being arranged on the bottom framework change for being used for changing the bottom framework angle below bottom framework
Angle apparatus and the subframe variable-angle device being arranged on below multiple subframes for changing multiple subframe angles；
The loading system includes loading device and is connected with the loading device and is used to bear the loading device
The reaction frame of reaction force, the reaction frame is rotated by the two ends of two symmetrically arranged drag link mechanisms and the horizontal rotating shaft
Connection, the reaction force and the acting surface of reaction frame that the loading device applies to reaction frame is perpendicular.
A kind of comprehensive Geotechnical Engineering test platform of above-mentioned complex slopes geologic model test, it is characterised in that：It is described
Bottom framework variable-angle device is identical with the structure of the subframe variable-angle device, and the bottom framework variable-angle device and the subframe become
Angle apparatus is hydraulic angle-changing device.
A kind of comprehensive Geotechnical Engineering test platform of above-mentioned complex slopes geologic model test, it is characterised in that：It is described
Loading device is hydraulic loading mechanism, and the hydraulic loading mechanism includes load cylinder and the loading oil for drive load oil cylinder
Cylinder drive mechanism.
A kind of comprehensive Geotechnical Engineering test platform of above-mentioned complex slopes geologic model test, it is characterised in that：It is described
Control device includes controller and the bottom framework variable-angle device drive mechanism for being connected to controller output end and the change of multiple subframes
The drive mechanism of angle apparatus, the input of the controller is connected with the angle for monitoring the test platform framework angle change
Spend monitoring unit and the on-load pressure monitoring unit for monitoring the loading device on-load pressure, the output end of the controller
It is connected with load cylinder drive mechanism.
A kind of comprehensive Geotechnical Engineering test platform of above-mentioned complex slopes geologic model test, it is characterised in that：It is multiple
The subframe is each other to rotate connection, multiple subframe phases between the subframe and the shielded frame
Connected, connected between the multiple subframes and the shielded frame by the second linkwork by the first linkwork between mutually
Connect.
A kind of comprehensive Geotechnical Engineering test platform of above-mentioned complex slopes geologic model test, it is characterised in that：It is described
The left and right sides of reaction frame is provided with the rotating disk mechanism for adjusting reaction frame rotational angle, and the rotating disk mechanism includes and counter-force
The first disk that frame is fixedly connected and the second disk being connected with the first disk by fastener.
A kind of comprehensive Geotechnical Engineering test platform of above-mentioned complex slopes geologic model test, it is characterised in that：It is described
Drag link mechanism includes pull bar and is connected with the pull bar and is used for the pull bar support of tie-strut, one end of the pull bar and second
Disk is fixedly connected, and the other end of the pull bar is sleeved on horizontal rotating shaft, and one end of the pull bar support is connected with pull bar, institute
The other end for stating pull bar support is movably connected on bottom framework.
A kind of comprehensive Geotechnical Engineering test platform of above-mentioned complex slopes geologic model test, it is characterised in that：It is described
Shielded frame includes rotating the left side frame being connected, right side frame and rear frame and the bottom of installed in the variable framework
Front side frame on framework, the left side frame is identical with the structure of the right side frame, fixed on the front end of the bottom framework
The column of two parallel layings is installed, the top of two columns is provided with installation axle, and the front side frame is arranged on institute
State in installation axle, the lower end of the front side frame is fixed by latch structure.
A kind of comprehensive Geotechnical Engineering test platform of above-mentioned complex slopes geologic model test, it is characterised in that：It is described
Guider is provided with the outside of left side frame and the right side frame, the guider includes L-type steel pipe and difference
The first guide pin bushing and the second guide pin bushing on L-type steel pipe are sleeved on, first guide pin bushing is fixedly mounted on bottom framework, described second leads
Set is connected with the left side frame or the right side frame.
A kind of comprehensive Geotechnical Engineering test platform of above-mentioned complex slopes geologic model test, it is characterised in that：It is described
Combination baffle includes the bottom plate being laid on the subframe and the backplate being fixedly mounted on the shielded frame, the bottom plate
On water pipe is installed, the material of the backplate is transparent organic glass or safety glass.
The present invention has advantages below compared with prior art：
1st, the present invention by set bottom framework and on bottom framework and by multiple subframes combine it is variable
Framework, enables multiple subframes to form single linear slide structure by flexible transformation using multiple subframe variable-angle devices
Face, dual slope slide construction face and two intersecting slide construction faces with tendency opposing angles, and the structural plane formed
The big I in inclination angle is arbitrarily adjusted, and can realize that the more complicated single structure face with or without reinforcement protection structure is slided rock matter and slided
Body, dual slope structural plane slide the deformation failure research of rock matter gliding mass and wedge-shaped rock matter gliding mass, eliminate stable rock below sliding surface
The model of body is poured, and has saved fund and the manpower consumption of experiment.
2nd, the present invention carries out the loading system of pressure-loaded to complex slopes geological model and for controlling examination by setting
Platform framework and the control device of loading system are tested, loading destruction can be carried out to complex slopes geological model, to make up slope
The deficiency of geological model more difficult deformation failure because of size reduction；And hydraulic loaded drive mechanism, bottom are controlled by control device
Framework variable-angle device drive mechanism, the first subframe variable-angle device drive mechanism, the second subframe variable-angle device drive mechanism,
Three subframe variable-angle device drive mechanisms and the 4th subframe variable-angle device drive mechanism, Automated condtrol, intelligence degree are high,
Test platform framework angle change and the fine adjustment of on-load pressure when can realize experiment.
3rd, the present invention before the test, the sliding surface or structural plane degree of roughness and immersion moistening operating mode energy of three kinds of simulation models
Enough by manual control, the slope deformation destruction that can simulate different structure noodles type and its change of shearing resistance mechanics intensive parameter is ground
Study carefully, it is applied widely.
4th, the present invention has by laying shielded frame in variable framework surrounding, and installing material on shielded frame to be transparent
The backplate of machine glass or safety glass, the destruction of slope geology model deformation is whole when experiment can be clearly viewed in operating personnel
Process, it is ensured that correlation analysis and research can be preferably carried out after experiment, this test platform can also carry out all kinds of slopes, road
The related science research in the Geotechnical Engineering such as base, tunnel, foundation ditch field, can be recycled, utilization rate is high.
In summary, the present invention by set bottom framework and on bottom framework and combined by multiple subframes
Variable framework, enable multiple subframes to form single linear slide by flexible transformation using multiple subframe variable-angle devices
Structural plane, dual slope slide construction face and two intersecting slide construction faces with tendency opposing angles, and the structure formed
The big I in inclination angle in face is arbitrarily adjusted, and can realize that rock matter is slided in the more complicated single structure face with or without reinforcement protection structure
Gliding mass, dual slope structural plane slide the deformation failure research of rock matter gliding mass and wedge-shaped rock matter gliding mass, are tested when can realize experiment
The fine adjustment of platform framework angle change and on-load pressure.
Below by drawings and examples, technical scheme is described in further detail.
Brief description of the drawings
Fig. 1 is structural representation of the invention.
Fig. 2 is Fig. 1 top view.
Fig. 3 is the structural representation of bottom framework of the present invention.
Fig. 4 is the structural representation of variable framework of the invention.
Fig. 5 is the annexation schematic diagram of variable framework of the invention, left side frame, right side frame and rear frame.
Fig. 6 is the structural representation of the first linkwork of the invention.
Fig. 7 is the annexation schematic diagram of the first linkwork of the invention and bottom framework.
Fig. 8 is the structural representation of the second linkwork of the invention.
Fig. 9 is A-A sectional views in Fig. 1.
Figure 10 is control system theory diagram of the present invention.
Figure 11 is the structural representation of guider of the present invention.
Figure 12 is the annexation schematic diagram of bottom plate of the present invention and water pipe.
Figure 13 is the structural representation of test model one of the present invention.
Figure 14 is simulated test model of the present invention a period of time, the structural representation of bottom framework and variable framework.
Figure 15 is the structural representation of test model two of the present invention.
When Figure 16 is simulated test model two of the present invention, the structural representation of bottom framework and variable framework.
Figure 17 is the structural representation of test model three of the present invention.
When Figure 18 is simulated test model three of the present invention, the structural representation of bottom framework and variable framework.Reference is said
It is bright:
1-bottom framework；1-1-long side bar；1-2-short side beam；
1-3-first connects beam；1-4-second connects beam；1-5-installation through-hole；
1-6-mounting seat；The subframes of 2-1-first；The subframes of 2-2-second；
The subframes of 2-3-the 3rd；2-3-1-U-shaped frame；The subframes of 2-4-the 4th；
3-1-shielded frame one；3-2-shielded frame two；3-3-shielded frame three；
3-4-shielded frame four；3-5-shielded frame five；3-6-shielded frame six；
3-7-front side frame；4-horizontal rotating shaft；5-support；
6-bottom framework variable-angle device；6-1-bottom framework variable-angle device drive mechanism；
The subframe variable-angle devices of 7-1-first；The subframe variable-angle device drive mechanisms of 7-1-1-first；
The subframe variable-angle devices of 7-2-second；The subframe variable-angle device drive mechanisms of 7-2-1-second；
The subframe variable-angle devices of 7-3-the 3rd；The subframe variable-angle device drive mechanisms of 7-3-1-the 3rd；
7-3-2-jacking cylinder；7-3-3-jacking cylinder base；
7-3-4-hold-down support；The bearing pins of 7-3-5-first；
7-3-6-hinge ear；The bearing pins of 7-3-7-second；
The subframe variable-angle devices of 7-4-the 4th；The subframe variable-angle device drive mechanisms of 7-4-1-the 4th；
8-load cylinder；8-1-hydraulic loaded drive mechanism；
9-reaction frame；The disks of 10-1-first；The disks of 10-2-second；
10-2-1-arc-shaped slot；11-pull bar；12-pull bar support；
13-1-L-type steel pipe；The guide pin bushings of 13-2-first；The guide pin bushings of 13-3-second；
13-4-c-type frame；13-5-connecting shaft；13-6-sleeve pipe；
13-7-bar steel plate；13-8-locking nut；13-9-screw rod；
14-bottom plate；15-water pipe；16-jointed shaft；
17-the first articulated elements；18-the second articulated elements；19-the three articulated elements；
20-bolt；21-the four articulated elements；22-controller；
The subframe angle monitor units of 23-1-first；The subframe angle monitor units of 23-2-second；
The subframe angle monitor units of 23-3-the 3rd；The subframe angle monitor units of 23-4-the 4th；
23-5-bottom framework angle monitor unit；24-on-load pressure monitoring unit；
25-operation display unit.
Embodiment
As depicted in figs. 1 and 2, the present invention include be used for be molded the complex slopes geological model test platform framework,
For controlling the angle controller of the test platform framework angular transformation, carrying out pressure to the complex slopes geological model
Combination is laid on the loading system of loading and the add load control for controlling the loading system, the test platform framework
Baffle plate；
The test platform framework includes bottom framework 1, and the lower section of the bottom framework 1 is provided with horizontal rotating shaft 4, the underframe
The top of frame 1 is detachably provided with variable framework, and the variable framework is combined by multiple subframes, the variable framework
Surrounding is provided with the shielded frame laid vertically, and the left and right sides of the bottom framework 1 is provided with the branch for supporting bottom framework 1
Frame 5；
The angle controller includes being arranged on the bottom framework that the lower section of bottom framework 1 is used to change the angle of bottom framework 1
Variable-angle device 6 and the subframe angle dress being arranged on below multiple subframes for changing multiple subframe angles
Put；
The loading system includes loading device and is connected with the loading device and is used to bear the loading device
The reaction frame 9 of reaction force, the two ends that the reaction frame 9 passes through two symmetrically arranged drag link mechanisms and the horizontal rotating shaft 4
Connection is rotated, the acting surface of reaction force and reaction frame 9 that the loading device applies to reaction frame 9 is perpendicular.
Change the placed angle of bottom framework 1 by using bottom framework variable-angle device 6, filled using multiple subframe angles
Putting enables the variable framework flexible transformation, and it is described complicated oblique that bottom framework 1 coordinates conversion to be molded with the variable framework
Slope geological model, such as single linear slide structural plane, dual slope slide construction face, two with tendency opposing angles intersecting cunnings
Dynamic structural plane, and bottom framework 1 coordinates the big I in inclination angle of conversion arbitrarily to adjust with the variable framework, it is possible to achieve it is more complicated
The single structure face with or without reinforcement protection structure slide rock matter gliding mass, dual slope structural plane and slide rock matter gliding mass and wedge-shaped rock matter
The deformation failure research of gliding mass.
As shown in Fig. 3, Fig. 4 and Fig. 5, bottom framework 1 is the long side bar 1-1 and two parallel layings by two parallel layings
The first connection for connecting two short side beam 1-2 is additionally provided with short side beam 1-2 composition rectangular frame, and the rectangular frame
Beam 1-3, the second connection beam 1-4 for connecting side bar 1-1 two long, described first connects beam 1-3 cloth parallel with long side bar 1-1
If the second connection beam 1-4 is parallel with short side beam 1-2 to be laid, and the lower section of bottom framework 1 is provided with for supporting the subframe angle
Multiple installation through-holes are offered on the mounting seat 1-6, the mounting seat 1-6 of device.
In the present embodiment, the variable framework and the subframe are rectangular frame, and the quantity of the subframe is four
Individual, four subframes are respectively the first subframe 2-1, the second subframe 2-2, the 3rd subframe 2-3 and the 4th subframe
2-4。
In the present embodiment, the bottom framework variable-angle device 6 is identical with the structure of the subframe variable-angle device, the underframe
Frame variable-angle device 6 and the subframe variable-angle device are hydraulic angle-changing device.
As depicted in figs. 1 and 2, the quantity of the subframe variable-angle device is four, the bottom framework variable-angle device 6 and four
The structure of the individual subframe variable-angle device is identical, and the bottom framework variable-angle device 6 and four subframe variable-angle devices are equal
For hydraulic angle-changing device, four subframe variable-angle devices are respectively the first subframe variable-angle device 7-1, the change of the second subframe
Angle apparatus 7-2, the 3rd subframe variable-angle device 7-3 and the 4th subframe variable-angle device 7-4.
When actual use, the drive mechanism of multiple subframe variable-angle devices includes the first subframe variable-angle device drive mechanism
7-1-1, the second subframe variable-angle device drive mechanism 7-2-1, of the 3rd subframe variable-angle device drive mechanism 7-3-1 and the 4th
Framework variable-angle device drive mechanism 7-4-1, the 3rd subframe variable-angle device drive mechanism 7-3-1 are connected with jacking cylinder 7-3-2.
As shown in figure 9, the 3rd subframe variable-angle device 7-3 includes jacking cylinder 7-3-2, installed in jacking cylinder 7-3-2
The jacking cylinder base 7-3-3 of the lower section and hold-down support 7-3-4 being hinged with jacking cylinder base 7-3-3, jacking cylinder base
7-3-3 and hold-down support 7-3-4 is hinged by the first bearing pin 7-3-5, and hold-down support 7-3-4 is fixedly mounted on the 3rd subframe 2-
On mounting seat 1-6 on 3, set and set on hinged otic placode, the 3rd subframe 2-3 bottom surface on jacking cylinder 7-3-2 external part
It is equipped with U-shaped frame 2-3-1, the U-shaped frame 2-3-1 and is rotatably connected to hinge ear 7-3-6, the hinge ear 7-3-6 and the hinge otic placode
It is hinged by the second bearing pin 7-3-7.
When actual use, using cut with scissors ear 7-3-6 with it is described hinge otic placode by jacking cylinder 7-3-2 be arranged on the 3rd subframe 2-
On 3 bottom surface, because hinge ear 7-3-6 is rotatably connected on U-shaped frame 2-3-1, i.e., when jacking cylinder base 7-3-3 is not fixed,
Jacking cylinder 7-3-2 can 360 ° of autobiography, when the 3rd subframe 2-3 is needing to change angle two along X-direction or Y direction
When being changed between person, due to the 3rd subframe variable-angle device 7-3 in the course of the work, it is desirable to jacking cylinder 7-3-2 axle
The axis perpendicular of line and the second bearing pin 7-3-7, could work as jacking cylinder 7-3-2 external parts elongation when, hold-down support 7-3-4 and
Second bearing pin 7-3-7 undertakes jacking cylinder 7-3-2 reaction force, it is not necessary to dismantle whole 3rd subframe variable-angle device 7-3
Reinstalled, but only that rotating hold-down support 7-3-4 installation direction.
In the present embodiment, the loading device is hydraulic loading mechanism, and the hydraulic loading mechanism includes load cylinder 8-1
With the load cylinder drive mechanism 8-2 for drive load oil cylinder 8-1, there is loading force stabilization, punching using hydraulic loading mechanism
The advantages of hitting small.
As shown in Figure 10, the control device includes controller 22 and is connected to the bottom framework angle of the output end of controller 22
Device driving mechanism 6-1 and multiple subframe variable-angle devices drive mechanism, the input of the controller 22, which is connected with, to be used for
Monitor the angle monitor unit of the test platform framework angle change and for monitoring adding for the loading device on-load pressure
Pressure monitoring unit 24 is carried, the output end of the controller 22 is connected with load cylinder drive mechanism 8-2, the output of controller 22
End is also associated with operating display unit 25.
In the present embodiment, four subframes are each other to turn between the subframe and the shielded frame
Dynamic connection, four subframes are connected by the first linkwork each other, four subframes and the protective frame
Connected between frame by the second linkwork, when actual use, the length direction of the variable framework is X-direction, it is described can
Become the width of framework into Y direction.
In the present embodiment, four subframes are connected by the first linkwork each other, because not only to realize
Connection in horizontal plane between four subframes, while to realize four subframes and bottom in perpendicular
Connection between framework 1.
As shown in Figure 6 and Figure 7, so the first linkwork includes jointed shaft 16, first be sleeved on jointed shaft 16 hinge
Fitting 17, the second articulated elements 18 and the 3rd articulated elements 19, the first articulated elements 17 and the second articulated elements 18 are connected to adjacent two
On the individual subframe, the first articulated elements 17 is identical with the structure of the second articulated elements 18, and four subframes pass through bolt 20
It is fixedly connected on bottom framework 1, the screwed hole installed for bolt 20 is provided with the 3rd articulated elements 19.
As shown in figure 3, the long side bar 1-1 of the bottom framework 1, short side beam 1-2, the first connection beam 1-3 and the second connection beam
The installation through-hole 1-5 for being passed through for bolt 20 is offered on 1-4.
According to the length of jointed shaft 16, it is determined that the first articulated elements 17 being sleeved on jointed shaft 16, the and of the second articulated elements 18
The quantity of 3rd articulated elements 19, meanwhile, the installation through-hole 1-5 for offering that multiple confession bolts 20 pass through on the bottom framework 1 is described
The installation through-hole 1-5 installation position for opening up position and the 3rd articulated elements 19 is adapted, when actual use, when any one of
When subframe needs to depart from bottom framework 1 and angle changing, then need for connecting any one of subframe and bottom framework 1
Bolt 20 dismantle, the angle change of any one of subframe could be realized.
As depicted in figs. 1 and 2, the shielded frame includes rotating the left side frame being connected, the right side with the variable framework
The knot of body side frame and rear frame and the front side frame on bottom framework 1, the left side frame and the right side frame
Structure is identical, and the column of two parallel layings is installed with the front end of the bottom framework 1, and the top of two columns is installed
There is installation axle, the front side frame 3-7 is arranged in the installation axle, and the lower end of the front side frame 3-7 passes through latch structure
It is fixed.
The left side frame includes connecting with the first subframe 2-1 3-1 of shielded frame one being connected and with the second subframe 2-2
The 3-2 of shielded frame two connect；The right side frame is included with the 3rd subframe 2-3 3-5 of shielded frame five being connected and with the 4th
The 3-6 of shielded frame six of subframe 2-4 connections；The 3-1 of shielded frame one, the 3-2 of shielded frame two, the 3-5 of shielded frame five and
The 3-6 of shielded frame six structure all same.
The rear frame includes connecting with the 4th subframe 2-4 3-3 of shielded frame three being connected and with the second subframe 2-2
Shielded frame four 3-4, the 3-3 of shielded frame three connect is identical with the 3-4 of shielded frame four structure.
In the present embodiment, in order to ensure that the first subframe 2-1 can smoothly become with the second subframe 2-2 along Y direction
Change, it is to avoid the phenomenon of folded crash occurs for the 3-1 of the shielded frame one and 3-2 of shielded frame two, so, the first subframe 2-1 is with preventing
Protect between the 3-1 of framework one and connected between the second subframe 2-2 and the 3-2 of shielded frame two by the second linkwork, with institute
State unlike the first linkwork, as shown in figure 8, second linkwork includes jointed shaft 16, is sleeved on jointed shaft 16
On the first articulated elements 17, the 4th articulated elements 21 and the 3rd articulated elements 19, the 4th articulated elements 21 is connected to the first subframe 2-1
On, the first articulated elements 17 is connected on the 3-1 of shielded frame one, and the first articulated elements 17 is different with the structure of the 4th articulated elements 21, the
Four articulated elements 21 include being sleeved on the sleeve pipe on jointed shaft 16 and the screw rod on sleeve pipe periphery, and the screw rod is through the
One subframe 2-1 or the second subframe 2-2, and cooperation is provided with adjusting nut on the screw rod, by screwing adjusting nut, energy
The enough close or remote first subframe 2-1 of adjustment shielded frame one 3-1 distances, and the 3-2 of shielded frame two can be adjusted
Close to or away from the second subframe 2-2 distance, so as to by the 3-1 of shielded frame one and the 3-2 of shielded frame two stagger to
It is real in Different Plane, it is ensured that the first subframe 2-1 can smoothly change with the second subframe 2-2 along Y direction, still
Border is in use, due to when between the first subframe 2-1 and the 3-1 of shielded frame one and the second subframe 2-2 and the 3-2 of shielded frame two
Between using the second linkwork connect when, it will greatly add test platform framework adjustment workload, therefore, can
With select the first subframe 2-1 and 3-1 of shielded frame one between or the second subframe 2-2 and the 3-2 of shielded frame two between both
One of using the first linkwork connection, the first subframe 2-1 can either be met and the second subframe 2-2 can be along Y-axis side
To the requirement smoothly changed, the workload of test platform framework adjustment can be reduced again, and using effect is good.
Similarly, in order to ensure that the 3rd subframe 2-3 and the 4th subframe 2-4 can smoothly change along Y direction, the 3rd
Subframe 2-3 is connected with the 3-5 of shielded frame five by the second linkwork.
Similarly, in order to ensure that the second subframe 2-2 and the 4th subframe 2-4 can smoothly change along X-direction, the 4th
Subframe 2-4 is connected with the 3-3 of shielded frame three by the second linkwork.
As shown in figure 1, the left and right sides of the reaction frame 9 is provided with the disk machine for adjusting the rotational angle of reaction frame 9
Structure, the rotating disk mechanism includes the first disk 10-1 being fixedly connected with reaction frame 9 and passes through fastener with the first disk 10-1
Second disk 10-2 of connection.
In the present embodiment, the mounting hole passed through for the fastener, described second are offered on the first disk 10-1
The arc-shaped slot 10-2-1 passed through for the fastener is offered on disk 10-2.
In the present embodiment, the drag link mechanism includes pull bar 11 and is connected with the pull bar 11 and is used for tie-strut 11
Pull bar support 12, one end of the pull bar 11 is fixedly connected with the second disk 10-2, and the other end of the pull bar 11 is sleeved on water
On flat turn axle 4, one end of the pull bar support 12 is connected with pull bar 11, and the other end of the pull bar support 12 is movably connected in bottom
On framework 1.
When actual use, pull bar support 12 is made up of steel pipe and the threaded rod being sleeved in the steel pipe, the steel pipe
One end is hinged on the middle part of pull bar 11, and the other end of the steel pipe is connected with the threaded rod, is fixedly mounted on the bottom framework 1
There is thread bush, the threaded rod is inserted into the thread bush, be respectively mounted on the threaded rod of the thread bush upper and lower ends
There is locking nut, when actual use, when bottom framework 1 is rotated necessarily in the presence of bottom framework variable-angle device 6 around horizontal rotating shaft 4
After angle, reaction frame 9 is lifted by crane using the chain sling being suspended on experiment boron steel beam, reaction frame 9 drives pull bar 11 around horizontal rotating shaft 4
Rotate, so that pull bar 11 drives the threaded rod of pull bar support 12 to be moved in the thread bush, it should be noted that in reaction frame
9 lifting before, it is necessary to by two locking nuts respectively to away from the thread bush both direction on move, be easy to described
The distance that the threaded rod is moved in the thread bush is reserved on threaded rod；After the position of reaction frame 9 is determined, rotation
Two locking nuts are twisted, the threaded rod is fixed.
As shown in figure 11, guider, the guiding are provided with the outside of the left side frame and the right side frame
Device includes L-type steel pipe 13-1 and the first guide pin bushing 13-2 and the second guide pin bushing 13-3 that are set on L-type steel pipe 13-1, institute
State the first guide pin bushing 13-2 to be fixedly mounted on bottom framework 1, the second guide pin bushing 13-3 and the left side frame or the right frame
Frame is connected.
It is preferred that, it is provided with the second guide pin bushing 13-3 in screw rod 13-9, the left side frame or the right side frame
Bar shape steel plate 13-7 is fixedly connected with, it is described that the screw rod 13-9 passes through bar shape steel plate 13-7 to be fixed on by locking nut 13-8
In left side frame or the right side frame.
It is preferred that, it is provided for providing the c-type frame 13- of activity-oriented below the second guide pin bushing 13-3 for L-type steel pipe 13-1
4, it is connected with connecting shaft 13-5, the connecting shaft 13-5 at the opening of the c-type frame 13-4 and is set with sleeve pipe 13-6 so that L
Shape steel tube 13-1 slides flexible.
In the present embodiment, the combination baffle includes the bottom plate 14 being laid on the subframe and is fixedly mounted on described
Backplate on shielded frame, the material of the backplate is transparent organic glass or safety glass, is easy to testing crew for experiment
The observation of process.
As shown in figure 12, it is provided with the bottom plate 14 for manual control bottom plate 14 and the complex slopes geological model
Between moistening degree water pipe 15, offer multiple leaking holes on the tube wall of the water pipe 15.
When actual use, test model one as shown in fig. 13 that, the test model one is with single linear slide structure
The geological model in face, in order to be molded the test model one, as shown in figure 14, using bottom framework variable-angle device 6 by the edge of bottom framework 1
Horizontal rotating shaft 4 to turn clockwise an angle [alpha], now, bottom framework 1 is fixedly connected with the variable framework, i.e., described variable
Framework turns clockwise an angle [alpha] along horizontal rotating shaft 4 together with bottom framework 1.
Test model two as shown in figure 15, the test model two is the Geological Model with dual slope slide construction face
Type, in order to be molded the test model two, as shown in figure 16, firstly, it is necessary to will be used to fix the second subframe 2- on bottom framework 1
2 and the 4th subframe 2-4 bolt 20 dismantle, it should be noted that install in the Y-axis direction be used for fix the second subframe
2-2 and the 4th subframe 2-4 bolt 20 can be without dismountings；Then, using bottom framework variable-angle device 6 by bottom framework 1 along
Horizontal rotating shaft 4 turns clockwise an angle [alpha], then, is utilized respectively the second subframe variable-angle device 7-2 and the 4th subframe becomes
Angle apparatus 7-4 turns clockwise the second subframe 2-2 and the 4th subframe 2-4 one angle beta along Y direction, you can into
Type has the test model in dual slope slide construction face.
Test model three as shown in figure 17, the test model three is two intersecting slips with tendency opposing angles
The geological model of structural plane, in order to be molded the test model three, as shown in figure 18, firstly, it is necessary to will be used on bottom framework 1 solid
The bolt 20 for determining the first subframe 2-1, the second subframe 2-2, the 3rd subframe 2-3 and the 4th subframe 2-4 is dismantled, it is necessary to note
Meaning, being used on the articulated structure of X-direction first connects the variable framework and the bolt 20 of bottom framework 1 can not
Dismounting；Then, bottom framework 1 is turned clockwise an angle [alpha] along horizontal rotating shaft 4 using bottom framework variable-angle device 6, then,
The first subframe variable-angle device 7-1 and the second subframe variable-angle device 7-2 are utilized respectively by the first subframe 2-1 and the second sub- frame
Frame 2-2 rotates an angle γ each along X-direction1, it is utilized respectively the 3rd subframe variable-angle device 7-3 and the 4th subframe becomes
3rd subframe 2-3 and the 4th subframe 2-4 is rotated an angle γ by angle apparatus 7-4 each along X-direction2, you can shaping
The test model in two intersecting slide construction faces with tendency opposing angles, when actual use, utilizes this synthesis Geotechnical Engineering
Test platform, additionally it is possible to realize the simulation to test models such as all kinds of slopes, foundation ditch, tunnel, roadbeds, have wide range of applications.
It is described above, only it is presently preferred embodiments of the present invention, not the present invention is imposed any restrictions, it is every according to the present invention
Any simple modification, change and equivalent structure change that technical spirit is made to above example, still fall within skill of the present invention
In the protection domain of art scheme.
Claims (10)
1. a kind of comprehensive Geotechnical Engineering test platform of complex slopes geologic model test, it is characterised in that：Including for being molded
The test platform framework of the complex slopes geological model, for controlling the angle of the test platform framework angular transformation to control
Device, the loading system to complex slopes geological model progress pressure-loaded and the loading for controlling the loading system
Combination baffle is laid on control device, the test platform framework；
The test platform framework includes being provided with horizontal rotating shaft (4), the bottom below bottom framework (1), the bottom framework (1)
The top of framework (1) is detachably provided with variable framework, and the variable framework is combined by multiple subframes, the variable frame
The surrounding of frame is provided with the shielded frame laid vertically, and the left and right sides of the bottom framework (1) is provided with for supporting underframe
The support (5) of frame (1)；
The angle controller includes being arranged on the bottom framework for being used to change the bottom framework (1) angle below bottom framework (1)
Variable-angle device (6) and it is arranged on and is used for the subframe angle dress for changing multiple subframe angles below multiple subframes
Put；
The loading system includes loading device and be connected with the loading device and be used to bear that the loading device is counter to be made
Reaction frame (9) firmly, the reaction frame (9) passes through two symmetrically arranged drag link mechanisms and the two of the horizontal rotating shaft (4)
End rotates connection, and the acting surface of reaction force and reaction frame (9) that the loading device applies to reaction frame (9) is perpendicular.
2. according to a kind of complex slopes geologic model test described in claim 1 comprehensive Geotechnical Engineering test platform, its spy
Levy and be：The bottom framework variable-angle device (6) is identical with the structure of the subframe variable-angle device, the bottom framework variable-angle device
And the subframe variable-angle device is hydraulic angle-changing device (6).
3. according to a kind of complex slopes geologic model test described in claim 1 comprehensive Geotechnical Engineering test platform, its spy
Levy and be：The loading device is hydraulic loading mechanism, and the hydraulic loading mechanism includes load cylinder (8-1) and for driving
The load cylinder drive mechanism (8-2) of load cylinder (8-1).
4. according to a kind of complex slopes geologic model test described in claim 1 comprehensive Geotechnical Engineering test platform, its spy
Levy and be：The control device includes controller (22) and is connected to the bottom framework variable-angle device driving of controller (22) output end
The drive mechanism of mechanism (6-1) and multiple subframe variable-angle devices, the input of the controller (22) is connected with for monitoring
The angle monitor unit of the test platform framework angle change and the loading pressure for monitoring the loading device on-load pressure
Power monitoring unit (24), the output end of the controller (22) is connected with load cylinder drive mechanism (8-2).
5. according to a kind of complex slopes geologic model test described in claim 1 comprehensive Geotechnical Engineering test platform, its spy
Levy and be：Multiple subframes are to rotate connection between the subframe and the shielded frame each other, multiple
The subframe is connected by the first linkwork each other, by the between the multiple subframes and the shielded frame
Two linkworks are connected.
6. according to a kind of complex slopes geologic model test described in claim 1 comprehensive Geotechnical Engineering test platform, its spy
Levy and be：The left and right sides of the reaction frame (9) is provided with the rotating disk mechanism for adjusting reaction frame (9) rotational angle, described
Rotating disk mechanism includes the first disk (10-1) being fixedly connected with reaction frame (9) and connected with the first disk (10-1) by fastener
The second disk (10-2) connect.
7. according to a kind of complex slopes geologic model test described in claim 6 comprehensive Geotechnical Engineering test platform, its spy
Levy and be：The drag link mechanism includes pull bar (11) and is connected with the pull bar (11) and is used for the pull bar branch of tie-strut (11)
Frame (12), one end of the pull bar (11) is fixedly connected with the second disk (10-2), and the other end of the pull bar (11) is sleeved on
On horizontal rotating shaft (4), one end of the pull bar support (12) is connected with pull bar (11), and the other end of the pull bar support (12) is lived
It is dynamic to be connected on bottom framework (1).
8. according to a kind of complex slopes geologic model test described in claim 1 comprehensive Geotechnical Engineering test platform, its spy
Levy and be：The shielded frame includes rotating the left side frame being connected, right side frame and rear frame with the variable framework
And the front side frame on bottom framework (1), the left side frame is identical with the structure of the right side frame, the underframe
The column of two parallel layings is installed with the front end of frame (1), the top of two columns is provided with installation axle, described
Front side frame (3-7) is arranged in the installation axle, and the lower end of the front side frame (3-7) is fixed by latch structure.
9. according to a kind of complex slopes geologic model test described in claim 8 comprehensive Geotechnical Engineering test platform, its spy
Levy and be：Guider is provided with the outside of the left side frame and the right side frame, the guider includes L-type steel
Pipe (13-1) and the first guide pin bushing (13-2) and the second guide pin bushing (13-3) that are set on L-type steel pipe (13-1), described the
One guide pin bushing (13-2) is fixedly mounted on bottom framework (1), second guide pin bushing (13-3) and the left side frame or the right side
Framework is connected.
10. according to a kind of complex slopes geologic model test described in claim 1 comprehensive Geotechnical Engineering test platform, its spy
Levy and be：The combination baffle includes the bottom plate (14) being laid on the subframe and is fixedly mounted on the shielded frame
Backplate, water pipe (15) is installed, the material of the backplate is transparent organic glass or safety glass on the bottom plate (14).
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| CN108918286A (en) * | 2018-09-12 | 2018-11-30 | 三峡大学 | A kind of simulation spacial multi-angle normal stress reaction rack equipment and application method |
| CN114778435A (en) * | 2022-04-06 | 2022-07-22 | 重庆交通大学 | Experimental device for be used for simulating gliding of rock block |
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| CN107727500A (en) * | 2017-09-29 | 2018-02-23 | 北京交通大学 | A kind of variable incidence tensile test apparatus and method for measuring tensile strength |
| CN107727500B (en) * | 2017-09-29 | 2023-11-03 | 北京交通大学 | Variable dip angle tensile test device and method for measuring tensile strength |
| CN107976530A (en) * | 2018-01-10 | 2018-05-01 | 吉林大学 | A kind of device for simulating rock mass Wedge sliding |
| CN107976530B (en) * | 2018-01-10 | 2023-10-03 | 吉林大学 | Device for simulating sliding of wedge-shaped body of rock mass |
| CN108225917A (en) * | 2018-01-18 | 2018-06-29 | 重庆大学 | A kind of adjustable two-way synchronous compression experiment home position observation device of ratio |
| CN108225917B (en) * | 2018-01-18 | 2020-09-15 | 重庆大学 | Proportion-adjustable bidirectional synchronous compression experiment in-situ observation device |
| CN108918286A (en) * | 2018-09-12 | 2018-11-30 | 三峡大学 | A kind of simulation spacial multi-angle normal stress reaction rack equipment and application method |
| CN108918286B (en) * | 2018-09-12 | 2020-09-08 | 三峡大学 | Space-simulating multi-angle normal stress reaction frame device and using method |
| CN114778435A (en) * | 2022-04-06 | 2022-07-22 | 重庆交通大学 | Experimental device for be used for simulating gliding of rock block |
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