CN208060299U - Earth and stone material filling body TERM DEFORMATION simulation test device - Google Patents
Earth and stone material filling body TERM DEFORMATION simulation test device Download PDFInfo
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- CN208060299U CN208060299U CN201820596028.XU CN201820596028U CN208060299U CN 208060299 U CN208060299 U CN 208060299U CN 201820596028 U CN201820596028 U CN 201820596028U CN 208060299 U CN208060299 U CN 208060299U
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Abstract
The utility model discloses a kind of earth and stone material filling body TERM DEFORMATION simulation test devices, wherein device includes contacting and extending to the loading device for applying vertical load in model casing to the earth and stone material filling body in model casing when support device, water circulation system and load with support device, and model casing is provided in the support device;The harvester of the acquisition vertical compression deformation of earth and stone material filling body is provided on the loading device;The water circulation system provides the water of soak test by feed pipe to earth and stone material filling body in model casing, and the return pipe for the water for impregnating earth and stone material filling body to be discharged is connected on the bottom plate of the model casing.
Description
Technical field
The utility model is related to earth and stone material TERM DEFORMATION research fields, and in particular to a kind of earth and stone material filling body TERM DEFORMATION
Simulation test device and its analogy method.
Background technology
The highway of mountain area and hills area, high-speed railway, airport, earth and rockfill dam and economic and technological development zone are built, and are occurred
A large amount of earth and stone materials obtained using basement rock is excavated, fill the high-fill roadbed to be formed and high slope, high roadbed field road with
High slope and high earth and rockfill dam and high slope, i.e. earth and stone material high fill.As express highway roadbed filling body and side slope have been more than
50m, road in airport filling body slope height is more than 150m, and water blocking earth and rockfill dam filling body is more than 310m.
It is greatly and uncontrollable to excavate the earth and stone material grain diameter variation that basement rock is obtained, causes its mechanical property complicated.Soil
Building stones high roadbed body in the construction stage other than deforming, it also occur that long-term sedimentation and deformation even caves in, comes down after work,
The economic development of the people's lives and property and area is caused to seriously affect.Especially basement rock is mostly the area of weak argillaceous rocks,
Since its intensity is low, the anti-disintegration ability of weathering resistance is poor, the long-term settlement problem on deformation of earth and stone material filling body is even more fairly obvious.
China is more and more to the infrastructure injection of southwest to be paid attention to and puts into, wherein airport in 13 planning
Project only Sichuan-chongqing Region just has 19.However southwest is mostly mountain area, hilly country, and large-scale work is carried out in these places
When Cheng Jianshe, high embankment is generally required.Since landform is limited, high roadbed engineering inevitably needs largely using excavation base
The native hardcore that rock obtains, and include large-sized block of stone etc. in native hardcore more.
Native hardcore can be safely and effectively using depending on whether to fully realize earth and stone material filling body TERM DEFORMATION and shadow
The factor of sound mechanism of action.Research at present thinks that the factor of its TERM DEFORMATION other than conventional Rheological Deformation, concentrates on following several
Point:1. bulk diameter softening related with underground water;2. bulk diameter weathering related with temperature, water content;3. anti-with project management model
Related bulk diameter fragmentation is acted on again.
How effective evaluation soil hardcore TERM DEFORMATION and its influence factor mechanism of action, it has also become high roadbed engineering construction
In an important topic.
Utility model content
For above-mentioned deficiency in the prior art, earth and stone material filling body TERM DEFORMATION simulation test provided by the utility model
Device can to different-grain diameter soil hardcore building body it is lasting load, repeatedly impregnate situation Imitating earth and stone material filling body become for a long time
Shape.
In order to reach foregoing invention purpose, the technical solution adopted in the utility model is:
A kind of earth and stone material filling body TERM DEFORMATION simulation test device is provided comprising support device, water circulation system and
It contacts and extends in model casing with support device when load and adding for vertical load is applied to the earth and stone material filling body in model casing
It carries and sets, model casing is provided in the support device;Acquisition earth and stone material filling body is provided on the loading device vertically to press
The harvester of compression deformation amount;The water circulation system provides soak test by feed pipe to earth and stone material filling body in model casing
Water, the return pipe for the water for impregnating earth and stone material filling body to be discharged is connected on the bottom plate of the model casing.
Further, earth and stone material filling body TERM DEFORMATION simulation test device further includes being filled to the earth and stone material in model casing
Body provides the air circulating system of hot-air and/or cold air.
Further, it is contacted with support device when loading device includes at least one load, for providing vertical load
The power output end of jack, each jack is connected with one for the point load of jack to be transmitted to the U-lag for linear load
Steel connects, and is filled out with the earth and stone material in model casing when linear load transmission is face load with one and applies load by all U-lag steels
The load top plate of building body contact is fixedly connected.
Further, immersion earth and stone material in several water inflow model casings exported for feed pipe is offered on load top plate to fill out
The water injection hole of building body.
Further, the side wall of model casing surrounding is transparency glass plate, between transparency glass plate and transparency glass plate and thoroughly
It is tightly connected between bright glass plate and bottom plate;It is both provided at least one piece of reinforcement block outside every piece of transparency glass plate, is located at support
The reinforcement block of device side is fixed in support device, positioned at the reinforcement block that support device side is not arranged and positioned at support device side
Reinforcement block is fixedly connected;When being both provided at least two pieces of reinforcement blocks outside every piece of transparency glass plate, positioned at support device is not arranged
Reinforcement block on the transparency glass plate of side is fixedly connected by an at least screw rod.
Further, earth and stone material filling body TERM DEFORMATION simulation test device further includes transparent and for accommodating model
The incubator of case and support device, return pipe are connect across incubator with bottom plate, and feed pipe is located at model casing across incubator
Surface is connected to bottom plate/side wall of model casing;More air inlet pipe of air circulating system pass through incubator, and gas outlet is located at
At the different height of model casing, exhaust outlet is provided on the side wall of incubator.
Further, support device includes under(-)chassis crossbeam and is fixedly connected with under(-)chassis crossbeam by supporting rack
Top frame crossbeam, model casing are positioned on under(-)chassis crossbeam;When loading device the loads and lower surface of top frame crossbeam
Contact.
Further, supporting rack, under(-)chassis crossbeam and top frame crossbeam be all made of two blocks of steel plates it is in T shape welding and
At, and it is welded with several triangle steel floors in the right angle of two blocks of steel plates;Under(-)chassis crossbeam and top frame crossbeam are logical
The steel plate for crossing the welding of its both sides is bolted to connection with supporting rack.
The beneficial effects of the utility model are:Loading device in this programme can be filled out persistently to the earth and stone material in model casing
Building body applies vertical load, water circulation system can earth and stone material filling body provide and impregnate its water, air circulating system is capable of providing
Drying or cooling earth and stone material filling body air, can simulate earth and stone material by the mutual cooperation of loading device and water circulation system and fill out
The long-term deformation process that building body generates under continuing load under by drying and watering cycle environmental activity;
By the mutual cooperation of loading device and air circulating system can simulate earth and stone material filling body under continuing load by
The lower process for generating TERM DEFORMATION of cold cycling effect;The mutual cooperation energy of loading device, water circulation system and air circulating system
Enough consolidation deformation, weathering consolidation change of the simulation earth and stone material filling body under different water cut, different temperatures and variable grain composition
Shape and creep deformation properties.
The model casing of this programme constrains earth and stone material filling body with additional securing plate using transparency glass plate, with tradition
Large-scale Triaxial Experiments instrument is compared, and model box size increases permissible earth and stone material maximum particle diameter and just increases, and can reduce scale effect
Influence to test result;Compared with large-scale direct shear test instrument, the constraint of transparency glass plate so that native stone during experiment
Block stone change procedure in material can directly be observed to obtain.
The device provided using this programme can also be realized broken to the big grain size under different loads by change experiment process
Broken experiment, the earth and stone material filling body sample deformation experiment of different gradation characteristic parameter, the filling body deformation of different initial compactnesss
Experiment etc. and weathering and the relevant experiment of deformation.
Description of the drawings
Fig. 1 is the stereogram of earth and stone material filling body TERM DEFORMATION simulation test device.
Fig. 2 is the front view of earth and stone material filling body TERM DEFORMATION simulation test device.
Fig. 3 is the right view of earth and stone material filling body TERM DEFORMATION simulation test device.
Fig. 4 is the vertical view of earth and stone material filling body TERM DEFORMATION simulation test device.
Wherein, 1, support device;11, top frame crossbeam;12, supporting rack;13, under(-)chassis crossbeam;131, steel plate;
132, triangle steel floor;2, model casing;21, bottom plate;22, transparency glass plate;221, hinge is connected;23, reinforcement block;231, spiral shell
Bar;3, loading device;31, jack;311, oil inlet pipe;312, force (forcing) pump;32, U-lag steel;321, locating piece;33, load top
Plate;331, water injection hole;4, harvester;5, water circulation system;51, feed pipe;52, return pipe;53, water cycle controller;6,
Air circulating system;61, air inlet pipe;62, wind cycle controller;7, incubator;71, handle;72, exhaust outlet;8, rigid base.
Specific implementation mode
Specific embodiment of the present utility model is described below, in order to facilitate understanding by those skilled in the art
The utility model, it should be apparent that the utility model is not limited to the range of specific implementation mode, to the common skill of the art
For art personnel, if various change the attached claims limit and determine the utility model spirit and scope in,
These variations are it will be apparent that all are created using the utility model of the utility model design in the row of protection.
As shown in Figures 1 to 4, which includes that support device 1 and water follow
Loop system 5, wherein support device 1 includes under(-)chassis crossbeam 13 and fixes company by supporting rack 12 and under(-)chassis crossbeam 13
The top frame crossbeam 11 connect, supporting rack 12, under(-)chassis crossbeam 13 and top frame crossbeam 11 are all made of two blocks of steel plates 131 and are in
It is T-shaped to be welded, and it is welded with several triangle steel floors 132 in the right angle of two blocks of steel plates 131;Under(-)chassis crossbeam 13
The steel plate 131 welded by its both sides with top frame crossbeam 11 is bolted to connection with supporting rack 12.
All components of the support device 1 of this programme are mainly process using steel plate 131, and larger quality can be carried
Object, in model casing 2 earth and stone material filling body load vertical load when, can give loading procedure provide reaction
Power, even if model casing 2, when by external load power, model casing 2 and support device 1 can be constantly in stable state.Three
Angular steel ribs 132 can further increase the stability of support device 1 as bearing diagonal is reinforced.
Model casing 2 is provided on the under(-)chassis crossbeam 13 of support device 1,11 lower section of top frame crossbeam has load
When contacted with 11 lower surface of top frame crossbeam, and extend in model casing 2 the earth and stone material filling body in model casing 2 is applied it is perpendicular
To the loading device 3 of load.
In one embodiment of the utility model, loading device 3 connects when including at least one load with support device 1
It touches, the jack 231 for providing vertical load, jack 231 is hydraulic jack 231, and the vertical load of load is main
It is realized by the mutual cooperation of force (forcing) pump 312, fluid and oil inlet pipe 311.
It is linear load that the power output end of each jack 231, which is connected with one for transmitting the point load of jack 231,
U-lag steel 32 connect, in particular, jack 231 load when, contacted with 32 top surface of U-lag steel, the notch of U-lag steel 32
Side in linear side wall with one by linear load transmit be face load and apply load when and model casing 2 in earth and stone material filling body
The load top plate 33 of contact is fixedly connected.
This programme, can be by jack 231 by jack 231, U-lag steel 32 and the mutual cooperation for loading top plate 33
After point loading is converted, Transmit evenly gives earth and stone material filling body, ensure that earth and stone material filling body often place can receive it is identical
Vertical load.
In order to ensure stability and bonding strength that the U-lag steel 32 of loading device 3 is connect with load top plate 33, this programme
It is preferred that being additionally provided with locating piece 321 in U-lag steel 32 and 33 junction of load top plate.
As shown in Figure 1, Figure 2 and Figure 4, the acquisition vertical compression deformation of earth and stone material filling body is provided on loading device 3
Harvester 4;This programme preferred acquisition device 4 selects dial gauge, and is each provided with one on four angles of load top plate 33
A dial gauge, there are two dial gauges for setting in the U-lag steel 32 at 33 middle part of load top plate.In addition, the harvester 4 of this programme
It is not limited to dial gauge, as long as the compression deformation of earth and stone material filling body can be measured.
Water circulation system 5 provides the water of soak test, model casing by feed pipe 51 to earth and stone material filling body in model casing 2
The return pipe 52 for the water for impregnating earth and stone material filling body to be discharged is connected on 2 bottom plate 21.The bottom plate 21 of model casing 2 is by nearly side
The steel plate 131 of shape is made, and in order to ensure the stability of 21 bottom surface of bottom plate, rigid base 8 is used in the four corners of bottom plate 21
It is supported.
The water circulation system 5 of this programme may include water tank, feed pipe 51, return pipe 52 and water pump, and feed pipe 51 is logical
It crosses water pump to connect with water tank, return pipe 52 is connect with water tank.
In order to facilitate the Automatic Control of water circulation system 5, including water cycle controller 53 and can also be respectively set
Solenoid valve on feed pipe 51 and return pipe 52, water cycle controller 53 are connect with solenoid valve and water pump respectively.
When implementation, this programme, which preferably loads, offers several water inflow model casings 2 exported for feed pipe 51 on top plate 33
The interior water injection hole 331 for impregnating earth and stone material filling body.When carrying out water filling to model casing 2, the water of the feed pipe 51 of 2 top of model casing
By 331 flow model case 2 of water injection hole, it is discharged from model casing 2 by the return pipe 52 on the bottom plate 21 of model casing 2, and deposit
It is stored in the water tank of water circulation system 5, is used for wetting-drying test next time.
As shown in Figures 1 to 4, which further includes to the soil in model casing 2
Gravel embankment body provides the air circulating system 6 of hot-air and/or cold air.Air circulating system 6 therein may include that air adds
Thermal, air-cooling apparatus, air pump and more air inlet pipe 61, air pump is for adding air heating apparatus/air-cooling apparatus
The gas of hot/cold but is pumped into 2 position of model casing by air inlet pipe 61 and to earth and stone material filling body dry/cool down.
In order to facilitate the Automatic Control of air circulating system 6, can also include respectively with air heating apparatus and air
The wind cycle controller 62 of cooling device connection.
As shown in Figure 1, the side wall of 2 surrounding of model casing is transparency glass plate 22, transparency glass plate 22 and transparency glass plate 22
Between and transparency glass plate 22 and bottom plate 21 between be tightly connected;In order to ensure transparency glass plate 22 and transparency glass plate 22 it
Between the fastness that connects, side can be connected in the two and be uniformly arranged several connection hinges 221.Outside every piece of transparency glass plate 22
Be provided at least one piece of reinforcement block 23, in time operation, reinforcement block 23 can also select U-lag steel 32, top surface side with thoroughly
Bright glass plate 22 contacts.
When due to load, transparency glass plate 22 can bear larger power, in order to ensure that it is sufficiently large that transparency glass plate 22 has
Intensity, the poly (methyl methacrylate) plate that this programme preferably clear glass plate 22 selects intensity larger.
Reinforcement block 23 positioned at 1 side of support device is fixed in support device 1, positioned at be not arranged 1 side of support device plus
Gu block 23 is fixedly connected with the reinforcement block 23 positioned at 1 side of support device;When every piece of transparency glass plate 22 is both provided at least two outside
When block reinforcement block 23, the reinforcement block 23 on the transparency glass plate 22 that 1 side of support device is not arranged passes through an at least screw rod
231 are fixedly connected.
After introducing screw rod 231, when carrying out the installation of reinforcement block 23, the peace that can be passed through for screw rod 231 in reinforcement block 23
Dress hole upper and lower sides are equipped with nut, so that reinforcement block 23 is stably fixed setting position by the mutual cooperation of nut and screw rod 231
Set place, it can be ensured that when simulating the experiment of earth and stone material filling body TERM DEFORMATION, the intensity of reinforcement block 23 and position are constant.
As shown in Figure 1, in one embodiment of the utility model, earth and stone material filling body TERM DEFORMATION simulation test device
Further include transparent and for accommodating model casing 2 and the incubator 7 of support device 1, the setting of 7 transparent characteristic of incubator, mainly
It is to be observed the situation of change of earth and stone material filling body when facilitating simulation earth and stone material filling body TERM DEFORMATION experiment.
In order to avoid the support device 1 relatively attached most importance to, the model casing 2 that accommodates heavier earth and stone material filling body damage incubator 7 by pressure,
The cover body that incubator 7 may be set to be a not no downside wall in this way is needing that earth and stone material filling body is dried or cooled down
When processing, incubator 7 is covered on into support device 1 and model casing 2 is outer.
During experiment, the convenient operation to model casing 2, the side that incubator 7 is not arranged to tube body passes through
Hinge is arranged to openable and closable side plate, and facilitates the handle 71 of opening side plate in setting on openable and closable side plate.
Return pipe 52 is connect across incubator 7 with bottom plate 21, feed pipe 51 pass through incubator 7 be located at model casing 2 just on
Side is connected to 21/ side wall of bottom plate of model casing 2;More air inlet pipe 61 of air circulating system 6 pass through incubator 7, gas outlet
At the different height of model casing 2, exhaust outlet 72 is provided on the side wall of incubator 7.
Air circulating system 6 can continue pumping hot-air, normal temperature air or cold air, arid soil gravel embankment body process
In, it opens air circulating system 6 and pumps hot-air into incubator 7 positioned at the air inlet pipe 61 of different height by more outlets, and
Temperature is adjusted to experiment set temperature, it is finally heated after air carry earth and stone material and fill the vapor of evacuator body from incubator 7
The exhaust outlet 72 of side is discharged, and realizes the drying and watering cycle effect of native hardcore.
So far the description of the concrete structure to earth and stone material filling body TERM DEFORMATION simulation test device is completed, below then
The method for simulating earth and stone material filling body TERM DEFORMATION to earth and stone material filling body TERM DEFORMATION simulation test device is described in detail.
The earth and stone material filling body TERM DEFORMATION simulation test device simulation earth and stone material filling body TERM DEFORMATION method include
Step 101 is to step 106.
In a step 101, native hardcore to be measured is weighed to be positioned in model casing 2 after screening according to grading and forms earth and stone material
Loading device 3 is placed in model casing 2 by filling body, and 3 upper end of adjustment loading device is contacted with support device, lower end and native stone
Expect the contact of filling body top surface.
In a step 102, the vertical load of adjustment loading device 3 is to predetermined threshold value, and is arranged on loading device 3 multiple
Monitor the harvester 4 of earth and stone material filling body compressive deformation value;
When the loading device 3 of this programme selects jack 231, need to be based on 231 loading system active area of jack
The vertical loaded value of experimental design is converted into 231 loading device 3 of jack and needs the rate of loading maintained by different principles,
Realization vertically loads the stabilization of earth and stone material sample.
In step 103, control loading device 3 applies vertical load according to setting series to earth and stone material filling body, every time
After the completion of load, the compression deformation of a harvester 4 acquisition is read, after the completion of the load of all loads, every setting
The compression deformation of time (this programme preferred settings time is a 10 minutes) record harvester 4 acquisition.
At step 104, when the compressive deformation that continuously setting number (setting number is preferably 3 times) acquires of harvester 4
When amount does not change, provides heat gas using water circulation system 5 and air circulating system 6 and dry and wet is carried out to earth and stone material filling body
Slacking test is recycled, or alternately offer cold air and hot-air are cold and hot to the progress of earth and stone material filling body using air circulating system 6
Slacking test is recycled, or provides heat gas with air circulating system 6 using water circulation system 5 and earth and stone material filling body is done
It is wet and alternately provided with air circulating system 6 cold air and hot-air to earth and stone material filling body carry out the cold and hot dry and wet to alternate with it is cold
Thermal cycle slacking test;
In step 105, drying and watering cycle slacking test, cold cycling slacking test or dry and wet and cold cycling wind are carried out
When changing experiment process, the vertical load that loading device 3 applies remains unchanged, and is persistently adopted by setting time record harvester 4
The compression deformation of collection, while the transparency glass plate 22 by constraining earth and stone material filling body observes and records earth and stone material filling body
The mobile and broken situation of particle;
In step 106, drying and watering cycle slacking test, cold cycling slacking test or dry and wet and cold cycling weathering try
After the completion of testing, continue the compression deformation that the acquisition of harvester 4 is recorded according to setting time, until the acquisition of harvester 4
When data no longer change, the load that removal loading device 3 applies takes out native hardcore and analyzes its Size Distribution.
Wherein, the method for drying and watering cycle slacking test includes:
Step a, the feed pipe 51 for opening water circulation system 5 supplies water to the earth and stone material filling body in model casing 2, until model
Earth and stone material filling body in case 2 closes feed pipe 51 later by water submerged;
Step b opens return pipe 52 and mould is discharged when the time that earth and stone material filling body is submerged reaching setting flooding time
Water in molding box 2, and provide heat gas using air circulating system 6 and earth and stone material filling body is dried;
Step c, when drying time reaches setting drying time, return to step a, until drying moistening cycle reaches default
When cycle-index, stop drying and watering cycle slacking test.
The method of cold cycling slacking test includes:
Step A provides heat gas using air circulating system 6 and is dried to earth and stone material filling body;
Step B switches air circulating system 6 when the drying time to earth and stone material filling body reaches setting drying time
It is cooled down at cold air is provided to earth and stone material filling body;
Step C, when the cooling time to earth and stone material filling body, which reaches, sets cooling time, return to step A is until cold and hot
When cycle-index reaches preset loop number, stop cold cycling slacking test;
When implementing, this programme preferably sets flooding time, setting drying time and setting and is equal cooling time, excellent
It is selected as 48 hours.
The method of dry and wet and cold cycling slacking test includes:
Step 1, the feed pipe 51 for opening water circulation system 5 supplies water to the earth and stone material filling body in model casing 2, until model
Earth and stone material filling body in case 2 closes feed pipe 51 later by water submerged;
Step 2, it when the time that earth and stone material filling body is submerged reaching setting flooding time, opens return pipe 52 and mould is discharged
Water in molding box 2, and provide heat gas using air circulating system 6 and earth and stone material filling body is dried;
Step 3, when drying time reaches setting drying time, air circulating system 6 is switched to earth and stone material filling body
Cold air is provided to be cooled down;
Step 4, when the cooling time to earth and stone material filling body, which reaches, sets cooling time, return to step 1 is until dry and wet
When reaching preset loop number with cold cycling number, stop dry and wet and cold cycling slacking test.
In conclusion the device and method that this programme provides can be directed to earth and stone material filling body in different water cut, difference
The test of temperature and consolidation deformation, weathering consolidation deformation and creep deformation properties under variable grain composition.
Claims (8)
1. earth and stone material filling body TERM DEFORMATION simulation test device, which is characterized in that including support device, water circulation system and add
It is contacted with support device when load and extends in model casing the load for applying vertical load to the earth and stone material filling body in model casing
Device is provided with model casing in the support device;Acquisition earth and stone material filling body is provided on the loading device vertically to compress
The harvester of deflection;The water circulation system provides soak test by feed pipe to earth and stone material filling body in model casing
Water is connected with the return pipe for the water for impregnating earth and stone material filling body to be discharged on the bottom plate of the model casing.
2. earth and stone material filling body TERM DEFORMATION simulation test device according to claim 1, which is characterized in that further include to
Earth and stone material filling body in the model casing provides the air circulating system of hot-air and/or cold air.
3. earth and stone material filling body TERM DEFORMATION simulation test device according to claim 1, which is characterized in that the load
It is contacted with support device when device includes at least one load, the jack for providing vertical load, each jack
Power output end to be connected with one for transmitting the point load of jack be that the U-lag steel of linear load connects, all U-lag steels
The load top plate for being face load by linear load transmission with one and being contacted with the earth and stone material filling body in model casing when applying load
It is fixedly connected.
4. earth and stone material filling body TERM DEFORMATION simulation test device according to claim 3, which is characterized in that the load
Several water exported for feed pipe are offered on top plate flows into model casing the water injection hole for impregnating earth and stone material filling body.
5. earth and stone material filling body TERM DEFORMATION simulation test device according to claim 1, which is characterized in that the model
The side wall of case surrounding is transparency glass plate, between the transparency glass plate and transparency glass plate and between transparency glass plate and bottom plate
It is tightly connected;At least one piece of reinforcement block, the reinforcement block positioned at support device side are both provided with outside every piece of transparency glass plate to fix
In in support device, it is fixedly connected with the reinforcement block positioned at support device side positioned at the reinforcement block that support device side is not arranged;When
When being both provided at least two pieces of reinforcement blocks outside every piece of transparency glass plate, on the transparency glass plate that support device side is not set
Reinforcement block is fixedly connected by an at least screw rod.
6. earth and stone material filling body TERM DEFORMATION simulation test device according to claim 2, which is characterized in that further include being in
Transparent and for accommodating model casing and the incubator of support device, the return pipe is connect across incubator with bottom plate, the confession
Water pipe is located at the surface of model casing across incubator or is connected to bottom plate/side wall of model casing;The air circulating system it is more
Root air inlet pipe passes through incubator, gas outlet to be located at the different height of model casing, and exhaust outlet is provided on the side wall of incubator.
7. according to any earth and stone material filling body TERM DEFORMATION simulation test devices of claim 1-6, which is characterized in that institute
It includes under(-)chassis crossbeam and the top frame crossbeam that is fixedly connected with under(-)chassis crossbeam by supporting rack to state support device, mould
Molding box is positioned on under(-)chassis crossbeam;Loading device contacts when loading with the lower surface of top frame crossbeam.
8. earth and stone material filling body TERM DEFORMATION simulation test device according to claim 7, which is characterized in that the support
Frame, under(-)chassis crossbeam and top frame crossbeam are all made of that two blocks of steel plates are in T shape to be welded, and at the right angle of two blocks of steel plates
Place is welded with several triangle steel floors;The steel plate that the under(-)chassis crossbeam and top frame crossbeam are welded by its both sides
It is bolted to connection with supporting rack.
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