CN110296914A - A kind of arenaceous stratum grouting simulation test system - Google Patents
A kind of arenaceous stratum grouting simulation test system Download PDFInfo
- Publication number
- CN110296914A CN110296914A CN201910669233.3A CN201910669233A CN110296914A CN 110296914 A CN110296914 A CN 110296914A CN 201910669233 A CN201910669233 A CN 201910669233A CN 110296914 A CN110296914 A CN 110296914A
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- grouting
- bucket
- pressure
- valve
- test bucket
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- 238000004088 simulation Methods 0.000 title claims abstract description 18
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 53
- 238000003825 pressing Methods 0.000 claims abstract description 22
- 239000002002 slurry Substances 0.000 claims abstract description 22
- 238000007569 slipcasting Methods 0.000 claims abstract description 16
- 239000002689 soil Substances 0.000 claims abstract description 12
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 4
- 238000010276 construction Methods 0.000 claims abstract description 4
- 239000010959 steel Substances 0.000 claims abstract description 4
- 239000007788 liquid Substances 0.000 claims description 22
- 238000007789 sealing Methods 0.000 claims description 3
- 239000012780 transparent material Substances 0.000 claims description 3
- 230000001105 regulatory effect Effects 0.000 claims 1
- 238000009792 diffusion process Methods 0.000 abstract description 4
- 230000002706 hydrostatic effect Effects 0.000 abstract description 2
- 239000004576 sand Substances 0.000 description 6
- 239000011440 grout Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 239000004568 cement Substances 0.000 description 2
- 238000001514 detection method Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000003673 groundwater Substances 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000003892 spreading Methods 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 238000003306 harvesting Methods 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 210000002966 serum Anatomy 0.000 description 1
- 230000006641 stabilisation Effects 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 238000003860 storage Methods 0.000 description 1
Classifications
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N13/00—Investigating surface or boundary effects, e.g. wetting power; Investigating diffusion effects; Analysing materials by determining surface, boundary, or diffusion effects
-
- 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
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N13/00—Investigating surface or boundary effects, e.g. wetting power; Investigating diffusion effects; Analysing materials by determining surface, boundary, or diffusion effects
- G01N2013/003—Diffusion; diffusivity between liquids
-
- 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
-
- 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
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/022—Environment of the test
- G01N2203/0236—Other environments
-
- 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
- G01N2203/02—Details not specific for a particular testing method
- G01N2203/06—Indicating or recording means; Sensing means
- G01N2203/067—Parameter measured for estimating the property
- G01N2203/0676—Force, weight, load, energy, speed or acceleration
Abstract
The invention discloses a kind of arenaceous stratum grouting simulation test systems, including loading system, slurries input system, grouting test bucket and measuring system；Loading system includes jack, reaction frame and load pressing plate；The measuring system includes multiple soil pressure cells being arranged in the grouting test bucket, the load pressing plate matches with the grouting test bucket, and it is arranged in the grouting test bucket, the reaction frame is arranged at the top of the load pressing plate and it is fixedly connected with fixed steel construction, and the both ends of the jack are connect with the reaction frame and the load pressing plate respectively；The side wall of the grouting test bucket is equipped with injected hole, drain hole and inlet opening.The present invention can study the slurries Diffusion Law under the conditions of different angle slip casting, while can simulate the grouting test under dynamic water, hydrostatic or water-less environment, and pilot system possesses loading system, can simulate the grouting test under Different Strata height.
Description
Technical field
The present invention relates to a kind of stratum grouting simulation test system, specifically a kind of arenaceous stratum grouting simulation test
System.
Background technique
Currently, the history that slurry injection technique is born existing more than 200 years is widely answered by constantly improving and developing
For foundation stabilization, water-stop curtain, impervious leakage-stopping etc..Slip casting is a complicated process, in addition the complexity on stratum, leads
Causing slurries diffusion theory, there is a big difference compared with practical engineering application, and grouting parameter often requires to determine by test.Then, room
Interior test becomes the important means of research slurries Diffusion Law.But present experimental rig simulated environment is single, can not simulate dynamic
The soil layer of state flowing water, and when the presetting period of mixed serum is shorter, it is easy to the phenomenon that causing plugging.
Summary of the invention
According to technical problem set forth above, and provide a kind of arenaceous stratum grouting simulation test system.The present invention uses
Technological means it is as follows:
A kind of arenaceous stratum grouting simulation test system, including loading system, slurries input system, grouting test bucket and survey
Amount system；
The grouting test bucket does not have bung, and the grouting test bucket is made of transparent material；
Loading system includes jack, reaction frame and load pressing plate；
The measuring system includes multiple soil pressure cells being arranged in the grouting test bucket, the soil pressure cell with adopt
Acquisition means connection；
The load pressing plate matches with the grouting test bucket, and it is arranged in the grouting test bucket, described anti-
Power frame be arranged at the top of the load pressing plate and its with fixation steel construction be fixedly connected, the both ends of the jack respectively with it is described
Reaction frame is connected with the load pressing plate；
Injected hole is equipped in the middle part of the side wall of the grouting test bucket, the side wall of the grouting test bucket is in the injected hole
Lower section is equipped with drain hole, and the bottom sidewall of the grouting test bucket is equipped with inlet opening；
Slurries input system includes air compressor, and the inlet end of the air compressor is connected by intake valve and gas source
It connects, the outlet side of the air compressor is connected separately with grouting pump A and grouting pump B, and the slip casting by pressure-regulating valve I
The pressure gauge A for measuring air pressure in grouting pump A and for measuring air pressure in grouting pump B is connected separately on pump A and grouting pump B
Pass through slurry-inlet valve A and slurry-inlet valve B and A liquid agitator respectively with the liquid feeding end of pressure gauge B, grouting pump A and grouting pump B and B liquid stirs
Mix bucket connection；The outlet end of the grouting pump A and grouting pump B passes through slurry-inlet valve C and slurry-inlet valve D respectively and one end of Grouting Pipe connects
Logical, the other end of the Grouting Pipe is connected to by Multidirectional connector with the injected hole, and the Grouting Pipe penetrates the slip casting examination
It tests in bucket；Pipeline between the outlet side of the air compressor and the pressure-regulating valve I is equipped with pressure gauge I；
The outlet side of the air compressor is connect by pressure-regulating valve II with the air inlet of the water tank, the storage
Water tank is equipped with the pressure gauge III for measuring pressure in the water tank, the water outlet of the water tank by inlet valve and it is described into
Mouth of a river connection, and the pipeline between the inlet valve and the water inlet is equipped with flow meter I；The air compressor with it is described
Pipeline between pressure-regulating valve II is equipped with pressure gauge II；
The drain hole is connect by drain valve with drain water circuit, and the drain water circuit is equipped with flow meter II.
The top of the grouting test bucket, bottom outer wall are equipped with hoop constraint device in a ring；The hoop constraint dress
The axis set is overlapped with the axis of the grouting test bucket, and is vertically arranged between two hoop constraint devices by multiple
Vertical restraint device be fixedly connected, multiple vertical restraint devices are uniformly distributed around the axis of the grouting test bucket.
Be fixedly connected between two toroidal confinement devices by four vertical restraint devices, and it is described it is vertical about
The top of bundle device extends straight up；
The reaction frame in cross, and four ends of the reaction frame respectively with four vertical restraint devices
Top is fixedly connected, and the upper end of the jack is connect with the center of the reaction frame, and the lower end of the jack adds with described
Carry the center connection of pressing plate.
The outer wall of the grouting test bucket is equipped with scale.
It is equipped with sealing rubber ring at the injected hole, the inlet opening and the drain hole, and is set at the drain hole
There is filter screen.
The grouting pump A and grouting pump B, which passes through waster valve A and waster valve B respectively and is connected with, lets out slurry pipeline.
Under use state: placement in layers sand and closely knit in Xiang Suoshu grouting test bucket, and meanwhile it is embedded in pre-position
Soil pressure cell and the Grouting Pipe is buried by the injected hole；After sand fills design height, sand surface is comforted
It is flat, the load pressing plate is covered, the reaction frame and the jack are installed, and load pressing plate using described in the jack pair
Pressurization stops load after the pressure of the soil pressure cell reaches preset pressure value, and keeps current pressure value constant；
Add water into the water tank, and open the air compressor and the intake valve, then slowly opens the pressure and adjust
Valve II makes pressure rise in the water tank, after pressure reaches setting value, opens the inlet valve, Xiang Suoshu grouting test
Add water in bucket, to simulated groundwater environment；
If simulating circumstance of flowing water, when grouting test inner bucket water position will reach setting water level, the drain valve is opened,
And it is identical with the registration of flow meter II to control the inlet valve and the flow meter I at the drain valve, i.e., control inflow and lets out
Water is identical；
If simulating Lentic environment, when grouting test inner bucket water position reaches setting water level, the inlet valve and pressure are closed
Power pressure regulator valve II；If simulating water-less environment, ignore herein；
Cement and injecting paste material are respectively put into the A liquid agitator and the B liquid agitator and individually stirred, after stirring
The slurry-inlet valve A, slurry-inlet valve B and pressure-regulating valve I are opened, when the registration of the pressure gauge A and pressure gauge B reaches set
After grouting pressure, the slurry-inlet valve C and the slurry-inlet valve D are opened, starts grouting test.If simulation is circumstance of flowing water, directly
Stop closing the slurry-inlet valve C and slurry-inlet valve D when water outlet substantially to the drain valve, stops slip casting；If simulate Lentic environment or
Water-less environment then stops slip casting according to preset slip casting time or grouting amount condition.The waster valve A and waster valve B is opened, clearly
Slurries in empty grouting pump A and grouting pump B and in the A liquid agitator and the B liquid agitator, and pour into graduated cylinder, thus
Slurry volume used in slip casting is calculated, clears up A liquid agitator and the B liquid agitator and grouting pump A and grouting pump B later；
Seed harvest, detection grout spreading range, test consolidating strength are taken out from the grouting test bucket after 24 hours.
The invention has the following advantages:
The present invention can study the slurries Diffusion Law under the conditions of different angle slip casting, while can simulate dynamic water, hydrostatic
Or the grouting test under water-less environment, pilot system possess loading system, can simulate the grouting test under Different Strata height.
The present apparatus uses two grouting pumps, can simulate the grouting test of slurries under different grout coordinate ratios, can effectively prevent slurries
The problems such as plugging caused by due to rapid initial set.
The present invention can be widely popularized in fields such as grouting tests based on the above reasons.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to do simply to introduce, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments for those of ordinary skill in the art without any creative labor, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of arenaceous stratum grouting simulation test system structure diagram in the specific embodiment of the invention.
Fig. 2 is grouting system pipeline connecting figure in the specific embodiment of the invention.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.
A kind of arenaceous stratum grouting simulation test system, including loading system, slurries input system, 1 and of grouting test bucket
Measuring system；
The grouting test bucket 1 does not have bung, and the grouting test bucket 1 is made of transparent material；
Loading system includes jack 2, reaction frame 3 and load pressing plate 4；
The measuring system includes multiple soil pressure cells 5 being arranged in the grouting test bucket, the soil pressure cell 5 with
Acquisition device for acquiring the pressure value that the soil pressure cell measures connects；
The load pressing plate 4 matches with the grouting test bucket 1, and it is arranged in the grouting test bucket 1, described
The top of grouting test bucket 1, bottom outer wall are equipped with hoop constraint device 6 in a ring；The axis of the hoop constraint device 6 with
The axis of the grouting test bucket 1 is overlapped, and between two hoop constraint devices 6 by four be vertically arranged it is vertical about
Bundle device 7 is fixedly connected, and multiple vertical restraint devices 7 are uniformly distributed around the axis of the grouting test bucket 1.It is described perpendicular
Extend straight up to the top of restraint device 7；The reaction frame 3 is in cross, and four ends of the reaction frame 3 are distinguished
It is fixedly connected with the top of four vertical restraint devices 7, the center of the upper end of the jack 2 and the reaction frame 3 connects
It connects, the lower end of the jack 2 is connect with the center of the load pressing plate 4.
The setting of reaction frame 3 is at the top of the load pressing plate 4 and it is fixedly connected with fixed steel construction, the jack
Both ends connect respectively with the reaction frame and the load pressing plate；
Injected hole 8 is equipped in the middle part of the side wall of the grouting test bucket 1, the side wall of the grouting test bucket 1 is in the slip casting
The lower section in hole 8 is equipped with drain hole 9, and the bottom sidewall of the grouting test bucket 1 is equipped with inlet opening 10；The grouting test bucket 1
Outer wall be equipped with scale 11.It is equipped with sealing rubber ring 12 at the injected hole 8, the inlet opening 10 and the drain hole 9,
And filter screen 13 is equipped at the drain hole 9.
Slurries input system includes air compressor 14, and the inlet end of the air compressor 14 passes through intake valve 15 and gas
The outlet side of source connection, the air compressor 14 is connected separately with grouting pump A17 and grouting pump by pressure-regulating valve I 16
B18, and be connected separately on the grouting pump A17 and grouting pump B18 for measuring air pressure in grouting pump A17 and being used to measure note
The liquid feeding end of the pressure gauge A19 and pressure gauge B20 of air pressure in stock pump B18, grouting pump A17 and grouting pump B18 are respectively by into slurry
Valve A21 and slurry-inlet valve B22 is connected to A liquid agitator 23 and B liquid agitator 24；The grouting pump A17's and grouting pump B18 goes out liquid
End is connected to by slurry-inlet valve C25 and slurry-inlet valve D26 with one end of Grouting Pipe 27 respectively, and the other end of the Grouting Pipe 27 passes through more
It is connected to connector 28 with the injected hole 8, and the Grouting Pipe 27 penetrates in the grouting test bucket 1；The air compressor
Pipeline between 14 outlet side and the pressure-regulating valve I 16 is equipped with pressure gauge I 29；
The outlet side of the air compressor 14 is connect by pressure-regulating valve II 30 with the air inlet of the water tank 31,
The water tank 31 is equipped with the pressure gauge III 32 for measuring pressure in the water tank 31, and the water outlet of the water tank 31 passes through
Inlet valve 33 is connected to the water inlet 10, and the pipeline between the inlet valve 33 and the water inlet 10 is equipped with flowmeter
Ⅰ34；Pipeline between the air compressor 14 and the pressure-regulating valve II 30 is equipped with pressure gauge II 41；
The drain hole 9 is connect by drain valve 35 with drain water circuit 40, and the drain water circuit is equipped with flow meter II
36。
The grouting pump A17 and grouting pump B18 pass through respectively waster valve A37 and waster valve B38 be connected with let out slurry pipe
Road 39.
Under use state: placement in layers sand and closely knit in Xiang Suoshu grouting test bucket 1, and meanwhile it is embedded in pre-position
Soil pressure cell 5 and the Grouting Pipe 27 is buried by the injected hole 8；After sand fills design height, by sand table
Face smooths, and covers the load pressing plate 4, installs the reaction frame 3 and the jack 2, and using the jack 2 to described
It loads pressing plate 4 to pressurize, after the pressure of the soil pressure cell 5 reaches preset pressure value, stops load, and keep current pressure
Force value is constant；Add water into the water tank 31, and open the air compressor 14 and the intake valve 15, then slowly beats
The pressure-regulating valve II 30 is opened, pressure rise in the water tank is made, when the pressure value of the pressure gauge III 32 display reaches
After setting value, the inlet valve 33 is opened, adds water in Xiang Suoshu grouting test bucket 1, to simulated groundwater environment；
If simulating circumstance of flowing water, when water level will reach setting water level in grouting test bucket 1, the drain valve is opened
35, and control the inlet valve 33 and the flow meter I 33 at the drain valve 35 is identical with the registration of flow meter II 36, that is, it controls
Inflow is identical as water discharged amount；
If simulation Lentic environment, when water level reaches setting water level in grouting test bucket 1, close the inlet valve 33 with
Pressure adjusting pressuring valve II 30；If simulating water-less environment, ignore herein；
Cement and injecting paste material are respectively put into the A liquid agitator 23 and the B liquid agitator 24 and individually stirred, is stirred
The slurry-inlet valve A21, slurry-inlet valve B22 and pressure-regulating valve I 16 are opened after mixing, when showing for the pressure gauge A19 and pressure gauge B20
After number reaches set grouting pressure, the slurry-inlet valve C25 and the slurry-inlet valve D26 are opened, starts grouting test.If simulation
Be circumstance of flowing water, then close the slurry-inlet valve C25 and slurry-inlet valve D26 when the drain valve 35 stops water outlet substantially, stop
Only slip casting；If simulating Lentic environment or water-less environment, slip casting is stopped according to preset slip casting time or grouting amount condition.It opens
The waster valve A37 and waster valve B38 empties grouting pump A17 and grouting pump B18 interior and the A liquid agitator 23 and the B
Slurries in liquid agitator 24, and pour into graduated cylinder, slurry volume used in slip casting is thus calculated, clears up A liquid agitator 23 later
With the B liquid agitator 24 and grouting pump A17 and grouting pump B18；Knot is taken out from the grouting test bucket 1 after 24 hours
Shi Ti, detection grout spreading range, test consolidating strength.
Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the present invention., rather than its limitations；To the greatest extent
Pipe present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: its according to
So be possible to modify the technical solutions described in the foregoing embodiments, or to some or all of the technical features into
Row equivalent replacement；And these are modified or replaceed, various embodiments of the present invention technology that it does not separate the essence of the corresponding technical solution
The range of scheme.
Claims (6)
1. a kind of arenaceous stratum grouting simulation test system, which is characterized in that including loading system, slurries input system, slip casting
Test bucket and measuring system；
The grouting test bucket does not have bung, and the grouting test bucket is made of transparent material；
Loading system includes jack, reaction frame and load pressing plate；
The measuring system includes multiple soil pressure cells being arranged in the grouting test bucket；
The load pressing plate matches with the grouting test bucket, and it is arranged in the grouting test bucket, the reaction frame
Be arranged at the top of the load pressing plate and its with fixation steel construction be fixedly connected, the both ends of the jack respectively with the counter-force
Frame is connected with the load pressing plate；
Injected hole is equipped in the middle part of the side wall of the grouting test bucket, the side wall of the grouting test bucket is in the lower section of the injected hole
Equipped with drain hole, the bottom sidewall of the grouting test bucket is equipped with inlet opening；
Slurries input system includes air compressor, and the inlet end of the air compressor is connect by intake valve with gas source, institute
State the outlet side of air compressor and grouting pump A and grouting pump B be connected separately with by pressure-regulating valve I, and the grouting pump A and
The pressure gauge A and pressure for measuring air pressure in grouting pump A and for measuring air pressure in grouting pump B are connected separately on grouting pump B
The liquid feeding end of power table B, grouting pump A and grouting pump B pass through slurry-inlet valve A and slurry-inlet valve B and A liquid agitator and B liquid agitator respectively
Connection；The outlet end of the grouting pump A and grouting pump B passes through slurry-inlet valve C respectively and slurry-inlet valve D is connected to one end of Grouting Pipe,
The other end of the Grouting Pipe is connected to by Multidirectional connector with the injected hole, and the Grouting Pipe penetrates the grouting test bucket
It is interior；Pipeline between the outlet side of the air compressor and the pressure-regulating valve I is equipped with pressure gauge I；
The outlet side of the air compressor is connect by pressure-regulating valve II with the air inlet of the water tank, the water tank
It is equipped with the pressure gauge III for measuring pressure in the water tank, the water outlet of the water tank passes through inlet valve and the water inlet
Connection, and the pipeline between the inlet valve and the water inlet is equipped with flow meter I, the air compressor and the pressure
Pipeline between regulating valve II is equipped with pressure gauge II；
The drain hole is connect by drain valve with drain water circuit, and the drain water circuit is equipped with flow meter II.
2. a kind of arenaceous stratum grouting simulation test system according to claim 1, it is characterised in that: the grouting test
The top of bucket, bottom outer wall are equipped with hoop constraint device in a ring；The axis of the hoop constraint device and the slip casting try
The axis for testing bucket is overlapped, and is connected between two hoop constraint devices by the way that multiple vertical restraint devices being vertically arranged are fixed
It connects, multiple vertical restraint devices are uniformly distributed around the axis of the grouting test bucket.
3. a kind of arenaceous stratum grouting simulation test system according to claim 2, it is characterised in that: two annulars
It is fixedly connected between restraint device by four vertical restraint devices, and the top of the vertical restraint device is straight up
Extend；
The reaction frame is in cross, and four ends of reaction frame top with four vertical restraint devices respectively
It is fixedly connected, the upper end of the jack is connect with the center of the reaction frame, and the lower end of the jack and the load are pressed
The center of plate connects.
4. a kind of arenaceous stratum grouting simulation test system according to claim 1, it is characterised in that: the grouting test
The outer wall of bucket is equipped with scale.
5. a kind of arenaceous stratum grouting simulation test system according to claim 1, it is characterised in that: the injected hole,
It is equipped with sealing rubber ring at the inlet opening and the drain hole, and is equipped with filter screen at the drain hole.
6. a kind of arenaceous stratum grouting simulation test system according to claim 1, it is characterised in that: the grouting pump A
Pass through waster valve A and waster valve B respectively with the grouting pump B and be connected with and lets out slurry pipeline.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910669233.3A CN110296914A (en) | 2019-07-24 | 2019-07-24 | A kind of arenaceous stratum grouting simulation test system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910669233.3A CN110296914A (en) | 2019-07-24 | 2019-07-24 | A kind of arenaceous stratum grouting simulation test system |
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| CN110296914A true CN110296914A (en) | 2019-10-01 |
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| CN105136641A (en) * | 2015-08-07 | 2015-12-09 | 山东大学 | Model device for simulating permeation grouting diffusion test under flowing water condition |
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| CN107389898A (en) * | 2017-07-24 | 2017-11-24 | 西安科技大学 | Dynamic current Flooding in Borehole consolidation grouting Diffusion Law visual Simulation experimental provision and method |
| CN108196034A (en) * | 2018-01-19 | 2018-06-22 | 合肥工业大学 | Simulate high-pressure slip-casting device and test method under buried stratum river channels |
| CN208206964U (en) * | 2018-01-19 | 2018-12-07 | 合肥工业大学 | Simulate high-pressure slip-casting device under buried stratum river channels |
| CN109975177A (en) * | 2019-04-30 | 2019-07-05 | 中南大学 | A kind of simulation test device and method of horizontal grouting mouth slip casting spreading morphology |
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