CN206540905U - Multi-functional weak soil electric osmose solidifies drainage arrangement - Google Patents
Multi-functional weak soil electric osmose solidifies drainage arrangement Download PDFInfo
- Publication number
- CN206540905U CN206540905U CN201720202284.1U CN201720202284U CN206540905U CN 206540905 U CN206540905 U CN 206540905U CN 201720202284 U CN201720202284 U CN 201720202284U CN 206540905 U CN206540905 U CN 206540905U
- Authority
- CN
- China
- Prior art keywords
- electric osmose
- weak soil
- auxiliary groove
- major trough
- solidification
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
Abstract
A kind of multi-functional weak soil electric osmose solidification drainage arrangement, including visual model case, the input power of bottle,suction and exterior arrangement and electric current of voltage regulation table；It is divided into major trough and auxiliary groove inside visual model case, draining bottom plate with hole is installed between major trough and auxiliary groove, major trough internal vertical direction is provided with detachable partition, two concave slideway are separately installed with major trough two side, matrix chute is installed between two side slideways, convex sliding block is installed on chute, water discharging valve is installed on the two side of auxiliary groove, the water discharging valve is connected by silica gel hose with bottle,suction, bottle,suction is connected by silica gel hose with external negative pressure sucking pump, one fastening glass panels are installed inside auxiliary groove, by the isolation of auxiliary groove is two collecting space and each collecting space bottom is formed with discharge outlet.The device can be low to coastal high-compressibility, high void ratio, infiltration coefficient weak soil carry out the composite portfolios of a variety of test methods such as indoor comprehensive electric osmose, vacuum preloading and preloading and utilize.
Description
Technical field
The utility model is related to a kind of experimental rig, more particularly to a kind of multi-functional weak soil electric osmose solidification drainage arrangement, should
Device is applied to coastal weak soil, muck soil etc..
Background technology
Domestic coastal Area distribution has a large amount of crude sedimentation weak soils, and various dredging works and Dredger Filling Engineering are also generated largely
Dredging markets and barged-in fill, these weak soil water content are high, compressibility is big, permeability is low, and the soft soil foundation formed to it is reasonable
Consolidation process is that engineering is successfully crucial.Based on this, various technology hands were proposed for efficient consolidation process soft clay in recent years
Section, wherein using electric osmose, vacuum preloading and preloading mode as the technical scheme for being relatively adapted to soft clay consolidation process, several means joints
Using can both overcome the shortcoming that conventional drainage speed is slow, consolidation effect is undesirable, caused while single use can be reduced again
Time and cost high investment.But this type scheme is implemented to have the disadvantage that：
1st, need large-scale pilot scale place, indoor model test is limited to the limitation of experimental rig and can not effectively carried out more.
General at present can only simulate the such as simple consolidation by electroosmosis of a certain method or simple vacuum preloading method, and in view of such
Method is still in experience accumulation and stage of fumbling, and model test apparatus design is relatively simple, especially for electric osmose reinforcement experiment
Need the later stage voluntarily to carry out positioning arrangement and other supplementary means etc. more model equipment, can not so carry out effective practicality at all
Indoor model test is verified.
2nd, the stage of fumbling is still in because joint multiple means carry out Soft Clay Foundation solidification drainage sunk well, in many cases
Conceptual design and construction can only be according to technical staff experience, reliable design is lacked to the mechanism of action and character and calculates data
Support.
The content of the invention
The purpose of this utility model is the blank for making up prior art, and provides a kind of multi-functional weak soil electric osmose solidification row
Water installations, the weak soil that the device can be low to coastal high-compressibility, high void ratio, infiltration coefficient carries out indoor comprehensive electric osmose, vacuum
The composite portfolio of a variety of test methods such as precompressed and preloading is utilized.
To achieve the above object, the utility model uses following technical proposals：A kind of multi-functional weak soil electric osmose solidification draining
Device, it is characterised in that：Input power and electric current of voltage regulation table including visual model case, bottle,suction and exterior arrangement；It is described can
It is divided into inside perceived model case for the major trough of the loading test soil body and the auxiliary groove for collecting experiment draining, between major trough and auxiliary groove
Draining bottom plate with hole is installed, major trough internal vertical direction is provided with detachable partition, and major trough is respectively mounted on two side
Have to be provided with installation matrix chute, chute on convex sliding block, the two side of auxiliary groove between two concave slideway, two side slideways and pacify
Water discharging valve is filled, the water discharging valve is connected by silica gel hose with bottle,suction, and bottle,suction is taken out by silica gel hose with external negative pressure
Air pump is connected, and a fastening glass panels are provided with inside auxiliary groove, is two collecting spaces and each collecting space bottom by the isolation of auxiliary groove
Portion is formed with discharge outlet.
Above-mentioned visual model case is placed on loading bench and its outside installs consolidates loading device；The consolidation loading device bag
Loading cap, gangbar, measurement bar, settlement measurement table and counterpoise are included, loading cap is placed in visual model box top, and leads to
Cross top-loaded bolt to be connected with gangbar, measurement bar is fixed on loading bench, settlement measurement table is arranged on the cross bar of measurement bar
On, counterpoise is arranged on loading bench.
Above-mentioned visual model case is placed on base and its outside installation auxiliary power preloading device；The auxiliary power preloading
Device takes off hammer device automatically including ramming frame, suspender electromagnetic type, rams frame and is made up of support frame, track, traversing beam and rotation handle, is hung
Tool is placed on traversing beam, and traversing beam both sides are respectively perpendicular connection support frame, wherein a side stand component top attachment rail, another
Rotation handle of the traversing beam along orbit rotation can be made by being installed on side stand component.
Above-mentioned convex sliding block by two cuboids it is parallel it is staggered relatively constitute, the width of hollow outs and hollow out in the middle of two cuboids
Degree is between 3-10mm.
The bottom corner of above-mentioned visual model case is separately installed with support with adjustable.
The pore-size of the above-mentioned draining bottom plate with hole is that 1 diameter 0.5cm is distributed with according to every 5cm*5cm areas
Pore design.
Scale unit is labeled with the length of above-mentioned visual model case respectively, precision is 0.5cm.
The utility model has the following advantages and good effect；
1st, four walls of the utility model visual model case are insulation transparent lucite, there is provided the favourable of real-time monitored
Condition.In addition to the change of the characteristic value of inside soil body needs to be observed by means of embedded instrument, it is being close to model groove side
Feature observation station can be laid at wall, for observing the change of soil body settling amount, the change of crack of soils and the migration of moisture
Rule etc..
2nd, the utility model can carry out the comparative test of Different electrodes material electric osmose effect simultaneously, or carry out two simultaneously
The experiment of electrode arrangements form is planted, test period is saved, more intuitively comparative analysis result of the test.
3rd, it can accomplish to arrange to electrode material and install when the utility model carries out electric osmose experiment using chute to carry out essence
Certainly position, while arrangement electrode material position can be moved freely according to design, whole experimental rig can be circulated repeatedly
Using multi-scheme experiment, rather than the experiment of single scheme is carried out, material is saved.
4th, the utility model can store device with use in conjunction draining and external data acquisition testing system is completed for soil
Every particle parameter and discharge solution parameter during sample consolidation by electroosmosis are collected processing, are easy to post analysis, mainly
There are soil liquid pH value, resistance value, current value, magnitude of voltage, sedimentation depth, discharge water capacity, pore water pressure, piling prepressing value
Etc. many data.
5th, the utility model is mainly suitable for high-compressibility, high-moisture percentage, all kinds of weak soils of high void ratio, muck soil and dredged
Soil is dredged, multi-state simulation can be carried out for above-mentioned soil sample feature, the applicable Different electrodes cloth of above-mentioned soil sample can be not only met
The electric osmose model groove of form is put, the electrode material arrangement of different-diameter is equally applicable to, it is practical.
6th, the utility model joint can carry out foundation phase dynamic drainage consolidation test using auxiliary power preloading device
Test, auxiliary power preloading device is easy to remove, and can be used repeatedly.
7th, the utility model peripheral hardware consolidation testing device, which is used cooperatively, can accomplish soil body consolidation by electroosmosis and same period survey simultaneously
Measure all kinds of parameters in soil sample electric osmose solidification process, such as sedimentation value, pore water pressure, discharge water volume, voltage and current.And
Similar experiment needs to complete step by step before this, electric osmose process and consolidation process parameter can not synchro measure, easily cause data
Error.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model；
Fig. 2 is the utility model chute and convex slide block schematic diagram；
Fig. 3 is the schematic diagram that the utility model coordinates affixed loading device；
Fig. 4 is the schematic diagram that the utility model coordinates auxiliary power preloading device.
In figure：1st, visual model lucite case；2nd, major trough；3rd, auxiliary groove；4th, controllable bearing；5th, detachable lucite
Plate (replaceable perforate and not perforate)；6th, matrix chute；7th, convex sliding block；8th, the draining bottom plate between the auxiliary groove of major trough；9th, draining
Mouthful；10th, water discharging valve；11st, three-way valve；12nd, silica gel hose；13rd, silica gel plug；14th, bottle,suction；15th, external negative pressure sucking pump；
16th, exterior arrangement input power；17th, electric current of voltage regulation table (or universal meter)；18th, gangbar；19th, top-loaded bolt；20th, load
Top cover；21st, montant is measured；22nd, settlement measurement table (such as amesdial)；23rd, loading bench；24th, gangbar lower end base load bar；
25th, counterpoise；26th, weight tray；27th, support frame；28th, track；29th, crossbeam；30th, suspender；31st, automatic de- hammer device；
32nd, hammer ram；33rd, locating rod；34 rotate handle；35th, base.
Embodiment
Embodiment is described with reference to the drawings as follows：
As shown in figure 1, multi-functional electric osmose box type container described in the utility model by visual model lucite case 1, can
Regulation and control bearing 4, detachable poly (methyl methacrylate) plate 5 are spaced, the draining bottom plate between matrix chute 6, convex sliding block 7, major trough and auxiliary groove
8th, pumping pumping equipment 11-15, exterior arrangement input power 16 and electric current of voltage regulation table (or universal meter) 17 are constituted.Wherein, may be used
Perceived model lucite case 1 is made up of two grooves, and major trough 2 (40*80*40cm) is used for the loading test soil body, the auxiliary (40*80* of groove 3
8cm) it is used for collecting the water that experiment is ejected, with one with (every 5*5cm has a diameter 0.5cm between major trough 2 and auxiliary groove 3
) the draining bottom plate 8 of hole is spaced.
The centering portions of major trough 2 are vertically installed with the detachable poly (methyl methacrylate) plates 5 of one (40*40*0.5cm), major trough two side
It is separately installed between two (40*5*2.5cm) slideways, two side slideways and matrix chute 6 is installed, convex sliding block is installed on chute
7.The convex sliding block is made up of two cuboids, and size is respectively 4cm*4cm*2cm and 4cm*3cm*0.5cm. convex sliding blocks
It can be placed in spill chute and slide.The width of the middle hollow out of convex sliding block and middle hollow out keeps 3mm-10mm, set
Width allows the electrode material of different-diameter to be inserted freely into, meet carry out different-diameter electrode material experiment will
Ask.Due to existing scale on model casing, so just can precisely be determined according to the electrode arrangement form movement sliding block set
Position and conveniently find electrode position, save experiment time, be easy to record.
The broadside both sides of auxiliary groove 3 are respectively mounted water discharging valve 10, and there is an irremovable and imporous glass in auxiliary groove center
Auxiliary groove is completely cut off collecting space bottom at collecting space at two, two and is formed with the draining being easy to catchment by plate (8cm*40cm*0.5cm)
Mouth 9.The bottle,suction 14 selects triangle bottle,suction to be used for the discharge liquor of analysis needed for collecting, and its top sets opening, uses silica gel
Have on plug closing, silica gel plug and silica gel hose at 10mm silica gel hoses, one is inserted at opening (opening diameter 9.5mm) at two, opening
It is connected by three-way valve 11 with water discharging valve 10, three-way valve 11 is used for freely controlling soil between pressurizing piston and bottle,suction
The blocking of pressure and UNICOM during electric osmose process discharge liquor is collected, opposite side silica gel hose connect external negative pressure sucking pump 15,
The two-way valve installed on the silica gel hose is used for freely controlling the blocking between negative pressure sucking pump and bottle,suction and UNICOM, so that
Adjust drainage speed.
5 points of the detachable poly (methyl methacrylate) plate is two kinds of forms of perforate and not perforate, is mainly acted on according to testing program
If model groove is divided into stem portion so as to which while carrying out multigroup experiment, substantially two groups observation effects are from different zones
It is good.Using glass panel with holes plate fixed poly (methyl methacrylate) plate can be coordinated to do unilateral transverse drainage solidification effect testing experiment.
Scale unit is labeled with the length of the visual model lucite case respectively, precision is 0.5cm, can be with
Visual reading is recorded.
The controllable bearing is the corner for being connected to the visual model lucite bottom portion, can adjust height just
Different measuring instruments are installed in the water emptying in auxiliary groove or below experimental rig, while the support with adjustable can be reduced
The situations such as abrasion, the buffering carrying model casing of model casing are damaged model casing.
The setting of this electric osmose groove can carry out the contrast test of electrode material and configuration of electrodes.Can be identical with diameter
Different electrodes material or different compound electrode materials same electric osmose case isolate the soil body poly (methyl methacrylate) plate space carry out pair
Than experiment.Contrast test can be carried out with various sizes of electrode of the same race.It can be slided by moving left and right matrix chute 6 and convex
The placement that block 7 carries out electrode bar is fixed, so as to carry out electrode bar arrangement mode (including the distance between anode and cathode and various differences
Arrange shape such as rectangle, quincuncial shape) contrast.In addition energy can be determined by the reading of ammeter or voltmeter 17
The size of coefficient is consumed, passes through the measurable displacement of measurement apparatus 11-15 of draining.Reinforce soft so as to find out proper electric osmose
The mode of soil.Separately can be by being carried out to the physical property (such as water content, salt content, ph values, apparent density) before and after clay electric osmose
The chemical property of analysis and contained ion measures analysis, changes the observation of voltage x current size and analysis electric osmose effect.
The present apparatus can be analyzed electric osmose reinforcing soft soil mode by experiment above, obtain more suitable so as to probe into
Electrode material and size, and arrangement mode, provide certain theoretical foundation support for the processing of Practical Project ground.
In addition, the present apparatus can also coordinate consolidation loading device and auxiliary power adapting device carry out joint electric osmose-
Preloading and electric osmose-consolidation test.Specific operation process is as follows：
1st, electric osmose-consolidation test is combined
(1) electrode is installed.By electrode respectively according to the corresponding sliding block 7 of position insertion and matrix chute 6 is pre-designed, really
Anode and cathode is fixed in guarantor's electric osmose container and bottom drain holes and gangbar 18, loading bolt 19 and loading cap 20 assemble good
It is good.
(2) soil sample is inserted, measuring apparatus is installed.Soil pressure cell and pore pressure are passed as needed during soil sample is inserted
Sensor etc. (being both needed to separately match somebody with somebody) is filled in place, treats that soil sample surface reaches specified altitude, and loading cap 20 is laid successively, is adjusted
Integrin lever 18 and loading bolt 20, insert chaining pin as needed, it is ensured that the chaining pin other end and the connection of pore pressure display are intact.Bottom
Portion's draining detection sets placement step the same.
(3) linkage lever 18, fixed amesdial 22 are adjusted.Amesdial cross bar position is adjusted, amesdial 22 is zeroed, according to solid
Tie test procedure adjustment bottom gangbar lower end base load bar 24 and counterpoise 25, it is ensured that top soil sample, amesdial and
The bottom counterweight linkage Trinity, is in contact with each other intact, no virtual connection.Amesdial reading is adjusted, is allowed to be zeroed.
(4) anode and cathode and power supply 16, universal meter 17 etc. are connected intact with electric wire.
(5) counterweight is loaded to loading disc 26, circuit is connected, and starts experiment.
Electric osmose-consolidation load test can be completed using this Analysis of Nested Design.
2nd, joint electric osmose-power preloading or electric osmose-dynamic drainage consolidation test
(1) electrode is installed.By electrode respectively according to the corresponding sliding block 7 of position insertion and matrix chute 6 is pre-designed, really
Anode and cathode is fixed in guarantor's electric osmose container and bottom drain holes are unimpeded.
(2) power set take off hammer device 31 and the part of locating rod 33 automatically by rammer frame, suspender (electric hoist) 30, electromagnetic type
Constitute (Fig. 3).Frame is rammed to be made up of support frame 27, track 28, traversing beam 29 and rotation handle 34.Suspender 30 is placed on crossbeam,
Changing hands handle 34 can be such that crossbeam 29 is rotated along track 28, and the suspender 30 on crossbeam 29 can move horizontally along crossbeam, Liang Zhelian
Cooperation with achievable weight preloading or change hammer ram 32 i.e. can be achieved power rammer hit so that realize electric osmose-power accumulated loading test or
Person's electric osmose-dynamic drainage consolidation test.
Claims (7)
1. a kind of multi-functional weak soil electric osmose solidification drainage arrangement, it is characterised in that：Match somebody with somebody including visual model case, bottle,suction and outside
Input power, electric current of voltage regulation table and the universal meter put；It is divided into the major trough for the loading test soil body inside the visual model case
With the auxiliary groove for collecting experiment draining, the draining bottom plate with hole, major trough internal vertical side are installed between major trough and auxiliary groove
Two concave slideway are separately installed with to being provided with detachable partition, major trough two side, matrix is installed between two side slideways and slided
It is provided with groove, chute on convex sliding block, the two side of auxiliary groove and water discharging valve is installed, the water discharging valve is by silica gel hose with taking out
Filter flask is connected, and bottle,suction is connected by silica gel hose with external negative pressure sucking pump, and a fastening glass panels are provided with inside auxiliary groove, will
It is auxiliary that groove isolation is two collecting space and each collecting space bottom is formed with discharge outlet.
2. multi-functional weak soil electric osmose solidification drainage arrangement according to claim 1, it is characterised in that：Above-mentioned visual model case
It is placed on loading bench and its outside installs consolidates loading device；The consolidation loading device includes loading cap, gangbar, measurement
Bar, settlement measurement table and counterpoise, loading cap are placed in visual model box top, and pass through top-loaded bolt and gangbar
Connection, measurement bar is fixed on loading bench, and settlement measurement table is arranged on the cross bar of measurement bar, and counterpoise is arranged on loading bench
On.
3. multi-functional weak soil electric osmose solidification drainage arrangement according to claim 1, it is characterised in that：Above-mentioned visual model case
It is placed on base and its outside installation auxiliary power preloading device；The auxiliary power preloading device includes ramming frame, suspender electromagnetism
Formula takes off hammer device automatically, rams frame and is made up of support frame, track, traversing beam and rotation handle, suspender is placed on traversing beam, traversing
Beam both sides are respectively perpendicular connection support frame, wherein horizontal stroke can be made by being installed on a side stand component top attachment rail, another side stand component
Dynamic rotation handle of the beam along orbit rotation.
4. multi-functional weak soil electric osmose solidification drainage arrangement according to claim 1, it is characterised in that：Above-mentioned convex sliding block by
The width of hollow out and hollow out is between 3-10mm in the middle of the parallel composition staggered relatively of two cuboids, two cuboids.
5. multi-functional weak soil electric osmose solidification drainage arrangement according to claim 1, it is characterised in that：Above-mentioned visual model case
Bottom corner be separately installed with support with adjustable.
6. multi-functional weak soil electric osmose solidification drainage arrangement according to claim 1, it is characterised in that：It is above-mentioned with hole
The pore-size of draining bottom plate is the pore design that 1 diameter 0.5cm is distributed with according to every 5cm*5cm areas.
7. multi-functional weak soil electric osmose solidification drainage arrangement according to claim 1, it is characterised in that：Above-mentioned visual model case
Length at be labeled with scale unit respectively, precision is 0.5cm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720202284.1U CN206540905U (en) | 2017-03-03 | 2017-03-03 | Multi-functional weak soil electric osmose solidifies drainage arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720202284.1U CN206540905U (en) | 2017-03-03 | 2017-03-03 | Multi-functional weak soil electric osmose solidifies drainage arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206540905U true CN206540905U (en) | 2017-10-03 |
Family
ID=59940738
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720202284.1U Active CN206540905U (en) | 2017-03-03 | 2017-03-03 | Multi-functional weak soil electric osmose solidifies drainage arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206540905U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109137818A (en) * | 2018-10-10 | 2019-01-04 | 河海大学 | A kind of model equipment and its implementation method of indoor simulation hydraulic fill sand construction effect |
| CN109613206A (en) * | 2018-11-14 | 2019-04-12 | 昆明理工大学 | One kind being used for the cured experimental provision of weak soil |
| CN111562289A (en) * | 2020-07-08 | 2020-08-21 | 中建四局第三建设有限公司 | In-situ testing method for sludge solidification |
| CN112903807A (en) * | 2021-01-22 | 2021-06-04 | 辽宁工程技术大学 | Instrument and method for measuring concentration of water-containing soft soil carrier by using Hall effect |
| CN115855618A (en) * | 2022-12-12 | 2023-03-28 | 江苏科技大学 | Model box for electroosmosis vacuum preloading combined soft soil reinforcement and use method thereof |
-
2017
- 2017-03-03 CN CN201720202284.1U patent/CN206540905U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109137818A (en) * | 2018-10-10 | 2019-01-04 | 河海大学 | A kind of model equipment and its implementation method of indoor simulation hydraulic fill sand construction effect |
| CN109613206A (en) * | 2018-11-14 | 2019-04-12 | 昆明理工大学 | One kind being used for the cured experimental provision of weak soil |
| CN111562289A (en) * | 2020-07-08 | 2020-08-21 | 中建四局第三建设有限公司 | In-situ testing method for sludge solidification |
| CN111562289B (en) * | 2020-07-08 | 2022-07-08 | 中建四局第三建设有限公司 | In-situ testing method for sludge solidification |
| CN112903807A (en) * | 2021-01-22 | 2021-06-04 | 辽宁工程技术大学 | Instrument and method for measuring concentration of water-containing soft soil carrier by using Hall effect |
| CN112903807B (en) * | 2021-01-22 | 2023-10-20 | 辽宁工程技术大学 | Instrument and method for measuring concentration of aqueous soft soil carriers by using Hall effect |
| CN115855618A (en) * | 2022-12-12 | 2023-03-28 | 江苏科技大学 | Model box for electroosmosis vacuum preloading combined soft soil reinforcement and use method thereof |
| CN115855618B (en) * | 2022-12-12 | 2023-08-11 | 江苏科技大学 | Model box for reinforcing soft soil by electroosmosis vacuum stacking combination and application method thereof |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206540905U (en) | Multi-functional weak soil electric osmose solidifies drainage arrangement | |
| CN102590468B (en) | Testing system for deep soil freezing/thawing process | |
| CN103954740B (en) | A kind of expansive soil slope hygroscopic deformation model test method and system | |
| CN203981507U (en) | A kind of novel planar strain consolidation testing device | |
| CN107179396A (en) | Multifunctional built-up formula Geotechnical Engineering physics similar test system | |
| CN108181343A (en) | Freezing Soils hydro-thermal power comprehensive testing method | |
| CN105986582B (en) | Forced ramming reinforcing difference level of ground water ground indoor model device and test method | |
| CN108088982A (en) | Simulate the Experimental Method in Laboratory of fine grained seepage inflow erosion inside deep aquifers sand | |
| CN206523371U (en) | Pile-soil interface shearing test device | |
| CN104458529A (en) | Multifunctional indoor rain water infiltration simulating experiment device for unsaturated soil | |
| CN103278402A (en) | Electro-osmosis consolidation shearing device | |
| CN106872668A (en) | Temperature seepage stress THM coupling similar test method | |
| CN105544494A (en) | Temperature-controllable salt leaching-adding soil test device and method for testing soil sample by using same | |
| CN110297075B (en) | Box type landslide model test system | |
| CN103091471B (en) | A kind of model accelerating rinse fill consolidation and test method thereof | |
| CN104865371A (en) | Experiment device and method for consolidation of soft foundation under vacuum condition | |
| CN109137818A (en) | A kind of model equipment and its implementation method of indoor simulation hydraulic fill sand construction effect | |
| CN204575465U (en) | Portable soft layer in-situ direct shear tester | |
| CN102828531B (en) | System and construction method for realizing digging and measuring of diaphragm wall trench in geotechnical centrifugal model test | |
| CN211292891U (en) | Mucky soil stress distribution test device under different retaining wall displacement modes | |
| CN105092795A (en) | Slope water balance field observation device and observation method using the device | |
| CN204536237U (en) | A kind of Freezing Soils hydro-thermal power comprehensive test system | |
| CN109425722A (en) | A kind of runoff of sloping field and corrode sink experimental provision | |
| CN205015318U (en) | Domatic hydraulic budget field observation device | |
| CN207331781U (en) | A kind of assembled underground continuous wall penetrating resistance test device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |