CN108562515A - A kind of Grouting Seepage in Rockmass slurries diffusion multifactorial experiment system - Google Patents
A kind of Grouting Seepage in Rockmass slurries diffusion multifactorial experiment system Download PDFInfo
- Publication number
- CN108562515A CN108562515A CN201810285598.1A CN201810285598A CN108562515A CN 108562515 A CN108562515 A CN 108562515A CN 201810285598 A CN201810285598 A CN 201810285598A CN 108562515 A CN108562515 A CN 108562515A
- Authority
- CN
- China
- Prior art keywords
- crack
- wall
- spread
- chassis
- grouting
- 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.)
- Granted
Links
- 239000002002 slurry Substances 0.000 title claims abstract description 54
- 238000002474 experimental method Methods 0.000 title claims abstract description 25
- 238000009792 diffusion process Methods 0.000 title abstract description 14
- 238000012544 monitoring process Methods 0.000 claims abstract description 22
- 238000012360 testing method Methods 0.000 claims abstract description 15
- 238000002347 injection Methods 0.000 claims abstract description 12
- 239000007924 injection Substances 0.000 claims abstract description 12
- 241000208340 Araliaceae Species 0.000 claims abstract description 8
- 235000005035 Panax pseudoginseng ssp. pseudoginseng Nutrition 0.000 claims abstract description 8
- 235000003140 Panax quinquefolius Nutrition 0.000 claims abstract description 8
- 235000008434 ginseng Nutrition 0.000 claims abstract description 8
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 32
- 230000000087 stabilizing effect Effects 0.000 claims description 15
- 238000007569 slipcasting Methods 0.000 claims description 11
- 230000000694 effects Effects 0.000 claims description 9
- 239000007788 liquid Substances 0.000 claims description 9
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 8
- 239000000203 mixture Substances 0.000 claims description 6
- 230000006698 induction Effects 0.000 claims description 5
- 238000007788 roughening Methods 0.000 claims description 5
- 239000000463 material Substances 0.000 claims description 4
- 238000000429 assembly Methods 0.000 claims description 3
- 230000000712 assembly Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 2
- 239000004589 rubber sealant Substances 0.000 claims description 2
- 230000003750 conditioning effect Effects 0.000 claims 1
- 239000007787 solid Substances 0.000 claims 1
- 238000011160 research Methods 0.000 abstract description 9
- 239000011435 rock Substances 0.000 abstract description 6
- 238000000034 method Methods 0.000 abstract description 4
- 210000004911 serous fluid Anatomy 0.000 abstract 1
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 4
- 238000004458 analytical method Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 241000252254 Catostomidae Species 0.000 description 2
- 229920002472 Starch Polymers 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 150000001875 compounds Chemical class 0.000 description 2
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 238000005538 encapsulation Methods 0.000 description 2
- 230000007613 environmental effect Effects 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 230000010410 reperfusion Effects 0.000 description 2
- 239000003566 sealing material Substances 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 235000019698 starch Nutrition 0.000 description 2
- 238000010998 test method Methods 0.000 description 2
- 238000012795 verification Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000002706 hydrostatic effect Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000009533 lab test Methods 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000008107 starch Substances 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
- G01N13/00—Investigating surface or boundary effects, e.g. wetting power; Investigating diffusion effects; Analysing materials by determining surface, boundary, or diffusion effects
- G01N13/02—Investigating surface tension of liquids
-
- 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
Landscapes
- Physics & Mathematics (AREA)
- Health & Medical Sciences (AREA)
- Life Sciences & Earth Sciences (AREA)
- Chemical & Material Sciences (AREA)
- Analytical Chemistry (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Consolidation Of Soil By Introduction Of Solidifying Substances Into Soil (AREA)
Abstract
The invention discloses a kind of Grouting Seepage in Rockmass slurries to spread multifactorial experiment system, which is made of multiple subsystems：Fixed system, imitative fissure system adjust ginseng system, monitoring system, control system, filling system.Imitative fissure system is disposed by fixed system when being tested, installs and adjusts ginseng system, monitoring system, control system is connected, filling system is connected after each system debug.It emulates crack and uses PVC transparent plank matter, using adjusting ginseng system that the adjusting to imitating rock cranny spread width, roughness, crack dip, crack height, aqueous situation may be implemented, to analyze the slurries Diffusion Law under multiple factors.Each group coordinative operation realizes the experimental study that slurries diffusion is influenced on multiple parameters of fissure.The present invention has carried out inventive improvements to grouting serous fluid diffusion test system, has fully considered the accuracy, comprehensive, operability, low cost of experiment, has great significance for research grouting theory, Grouting engineering, slurry injection technique.
Description
Technical field
The present invention relates to a kind of laboratory test systems of Grouting engineering more particularly to a kind of Grouting Seepage in Rockmass slurries to expand
Dissipate multifactorial experiment system.
Background technology
It is stifled to be widely used in the antiseepages such as mining engineering, Tunnel Engineering as a very strong engineering technology of practicability for slip casting
In Hydraulic Projects, technological means is more ripe.But currently in engineering, problem encountered, theory can not be made well in practice
It explains, that is to say, that the theoretical research of current slip casting can not be adapted to the application of engineering technology.Therefore need analyse in depth and
Grouting theory is extended, but the complexity of Rock And Soil geological environment, the concealment of Grouting engineering are slip casting diffusion and grouting and reinforcing etc.
Subject study brings extreme difficulties, indoor model test to become the important channel of grouting theory research, also can be further crack
The numerically modeling of network provides strong support.
For indoor grouting model test, the research of different type Study on Grouting Theories in Rock Masses can be carried out, and in stratum
The basis of Fracture Networks research is the grasp to single crack slurries dispersal pattern.For crack rock, first it is to be understood that splitting
The slip casting model of gap rock mass is different from the soil body, the dispersal pattern of slurries in crack is not determined well at present, especially
The case where it is existed simultaneously for three-dimensional, multiclass factor.
Rock cranny is extremely complex in the earth formation, and single parameters of fissure contains width, length, spread width, thick
Rugosity, inclination angle, property of water-bearing etc., thus how in a pilot system realize multiclass factor while experimental study, protect again
The accuracy of confirmatory test is a urgent problem to be solved.The operability of especially current experimental rig is extremely cumbersome, cannot
Meet the requirement of experiment very well, therefore there is an urgent need to a kind of systems that can realize multiple factors experiment.
Invention content
It is an object of the present invention to provide a kind of Grouting Seepage in Rockmass slurries to spread multifactorial experiment system, which can
It realizes and slurries diffusion test multifactor in Grouting Seepage in Rockmass is analyzed, test operation step can be reduced, reduce manpower, object
Test period is shortened in the use of power, improves test effect.
Present invention technical solution used for the above purpose is that a kind of Grouting Seepage in Rockmass slurries diffusion is multifactor
Pilot system, pilot system include several subsystems：Fixed system, imitative fissure system adjust ginseng system, monitoring system, control system
System, filling system, each subsystem contain several units：
The fixed system includes two combined storehouse, pedestal units, and two units contain respective combination
Part：Combined storehouse is by outer wall, support plate, support beam group at, pedestal by support column, major diameter sucker, chassis, fixing bolt, hydraulic column, steady
Reservation forms；
The imitative fissure system, includes two crack wall, guide hole units, and two units contain it is respective
Sub-assembly：Crack wall is made of two spread side walls, upper wall, lower walls, guide hole by water-guiding hole, lead slurry hole form；
The tune joins system, includes to adjust crack boundary, environmental parameter, inner wall condition, four, inclination angle unit, and four
A unit contains respective sub-assembly again：It is tight by upper adjustable column, upper adapter sleeve, sucker, side adjustable column, side to adjust crack boundary
Gu set, adjusting ambient parameter is made of water blockoff set, aqueduct, water injecting pump, water injection pipe, adjustable inclination by fixed-hinged support, roller bearing,
Hydraulic column, liquid injection pipe composition；Inner wall condition is adjusted to depend primarily on to the roughening treatment on the inside of the upper wall of crack；
The monitoring system includes two Image Acquisition, stress monitoring units, and two units contain respectively
Sub-assembly：Image Acquisition is made of high-speed camera, the ends PC, and stress monitoring is made of stress induction device, the ends PC；
The filling system is made of grouting pump, Grouting Pipe；
The control system is made of console, the ends PC, pressure and traffic monitoring instrument.
The stabilizing base is placed in laboratory, the forward and backward left end position of stabilizing base two fixing bolts of equal file, and four
A fixing bolt file is concordant, the peripheral wall length that the spacing of each two fixing bolt is 1/4；Two hydraulic columns be fixed on stabilizing base it
On, it is located on the center line of two set fixing bolts of stabilizing base front and back ends, and the left and right of hydraulic column and fixing bolt is hung down
Straight spacing is is less than 3/4 chassis length more than 1/2.
The chassis width is identical as the spacing of two fixing bolts, and chassis is arranged altogether front and back two pieces and midfeather is stayed
If space, respectively with chassis end hinge-coupled at the top of two fixing bolts of front and back ends, space between chassis is for convenience of arranging
Other assemblies；It is realized and is risen by external control stand by liquid injection pipe with hinge-coupled at the top of hydraulic column, hydraulic column in the middle part of each chassis
Drop, cooperation fixing bolt can realize the adjusting to inclination angle.
The support column is four, is respectively provided on former and later two chassis there are two support column, the support on each chassis
Intercolumniation is fixed on using chassis longitudinal direction brachymedial line as axis on the long center line of transverse direction on chassis every 1/2 crack spread width；Each support
Top end is both provided with major diameter sucker, and crack lower wall is placed on major diameter sucker, after evacuating sucker lower wall is fixed；Lead slurry
Pipe is arranged in the centre position of crack lower wall, and connection Grouting Pipe to external grouting pump realizes slip casting.
The outer wall setting left and right two, each outer wall one is divided into three sections, the left and right ends of each lower section and chassis
It achieves a fixed connection, middle section, upper section are utilized respectively connection lock and realize that fastening connects with lower section.
It is saved in two outer walls and installs two side adapter sleeves, the highly height for crack side wall, side adjustable column is worn
Cross control of the path sucker realization of fastening arbitrage end to side wall；Left and right two groups of side adapter sleeves, side adjustable column, path
Interambulacrum every 1/2 side wall length using the vertical center line of crack side wall as axis before and after it is symmetrical；Side adapter sleeve, side adjustable column, path are inhaled
Each four of disk.
The support plate is former and later two, is fixed on the middle part of the middle section of the left and right outer wall of combined storehouse, each support plate
On install three upper adapter sleeves, upper adjustable column passes through adapter sleeve to realize the control to crack upper wall using the sucker of end；Support
The front and back of plate, height and position will ensure that sucker is located at crack boundary setting, ensures that the residing height of upper wall is adjusted.
The aqueduct is evenly arranged along the crack rear end laid, and can arrange 6-10, aqueduct is along rear end
Support plate extends to external water flood pump, realizes the arrangement that water condition is included to crack.
The supporting beam is set to the medium position on the top of side wall, and camera is placed in two branch by means of scroll wheel
It supports among beam, realizes that the implementing monitoring spread to slurries, prison are clapped.
The crack side wall and upper and lower wall between side wall and upper lower wall, are required according to different research points and research,
Make that different false relations are presented between wall and wall, and to the encapsulation process of crack wall end.
Realize work compound between the subsystems of the described component composition, can also change simultaneously it is multifactor, to analyze
Slurries diffusion under multiple factors.
The technical effect brought directely by the technical proposal is that simple in structure, easy to use, system adjustment is flexible, utilizes
Above-mentioned technical proposal, which can spread multifactor impact slurries, realizes verification experimental verification, and time saving and energy saving.
In above-mentioned technical proposal, when routine is arranged, the upper and lower wall in crack imitated in fissure system staggeredly divides with spread side wall
Cloth is arranged：Spread side wall is located at the tip inside of upper lower wall, and its object is to preferably adjust the size of spread width；And in spy
Different condition is when analyzing the influence of Fracture Width, then the upper and lower wall in crack and spread side wall are interspersed arrangement：Upper lower wall is located at two
The tip inside of a spread side wall, purpose are roomy small in preferably adjusting gap.
In above-mentioned technical proposal, adjusting ambient parameter is that the adjusting of regimen condition is included to crack, and water injecting pump is capable of providing quiet
Water condition, river channels.
Preferably, it is arranged using roller bearing and fixed-hinged support on the outside of the chassis in the pedestal；
The effect that above-mentioned technical proposal is brought is, using roller bearing and fixed-hinged support and hydraulic column, to coordinate chassis one end
Combined storehouse and its internal main structure inclination angle can be adjusted as desired in fixed structure.
Preferably, the outer wall of the combined storehouse is divided into three sections and assembles, and is fixed with connecting lock button in assembling
Each section；
The effect that above-mentioned technical proposal is brought be can facilitate the inspection to combined storehouse and its closed test structure, installation,
Dismounting reduces experiment error.
Preferably, the crack boundary is made of the transparent panel of PVC board material, and thickness is arranged according to test requirements document,
Inner wall does roughening treatment, and spread side wall, upper wall realize quantitative movement by adjustable column, disclosure satisfy that test requirements document.
Further preferably, the spread side wall, the top of each plate of upper lower wall, bottom are laid with the sealing of accordion TR thin rubber
Layer, its object is to increase the slip casting sealing effect of each experiment, prevents spillage.
Further preferably, scale is carved on the adjustable column, exact value 0.5mm can be realized to spread width
Or the accurate adjusting that gap is wide.
Preferably, the coverage of the high-speed camera can reach the longest boundary in crack, meet slurries diffusion
The needs of positioning.
Preferably, the chassis combined storehouse both ends end set be two, medium position vacancy, each chassis by
Two fixing bolts control its end and fix；
The effect that above-mentioned technical proposal is brought is to provide space for the laying of Grouting Pipe, while can reduce disappearing for material
Consumption achievees the purpose that reduce experimentation cost.
Preferably, it is equipped with water blockoff set, only slurry set in the elongated end in crack, arrangement is fully sealed using sealing material in water blockoff set
It in close water guide nose end, and only starches to cover not being fully sealed and is arranged in another elongated end lower part, only undertake and receive migration leakage
Slurries；
The effect that above-mentioned technical proposal is brought is, under conditions of not having an impact slurries dispersal pattern, prevents from splitting
The problems such as leakage, waste, welding, occurs for gap extending direction.
A kind of above-mentioned Grouting Seepage in Rockmass slurries spread multifactorial experiment system, and test method can be briefly described
For：
First start grouting pump by Grouting Pipe connection lead slurry pipe to lead slurry hole reperfusion serosity into crack；
Then according to test requirements document, all kinds of parameters are adjusted using ginseng system is adjusted：Analytic angle influences then available
The angle of system is adjusted in hydraulic column and console, and the influence for analyzing spread width is then split using accurate change of side adjustable column
The spread width of gap analyzes the aqueous situation progress that the influence of water saturation then adjusts water injecting pump and aqueduct to crack inner wall
It adjusts；
And for the impact analysis of Fracture Width, then it should change staggeredly closing between spread side wall and upper lower wall first
Then system changes the width size in crack using upper adjustable column, repeat the installation steps and slip casting step in crack；
At the same time during slurry filling is tested, high-speed camera and stress induction device is opened, the expansion of slurries is captured
Border line and stress variation situation are dissipated, and utilizes the ends PC log；
After finally completing experiment, monitoring system, filling system, control system are closed, removes combined storehouse joint outer part, according to
The secondary section of dismounting outer wall upper, middle and lower three, connector and its storehouse inner assembly, cleaning equipment.
In conclusion the present invention is compared with the existing technology, have that simple in structure, system adjustment is flexible, application method behaviour
Make it is easy, efficient, comprehensive by force, the relatively low advantageous effect of time saving and energy saving, experimentation cost, can change simultaneously it is multiple because
Element, and analyze the diffusion of the slurries under multiple factors.
Description of the drawings
Fig. 1 is that the Grouting Seepage in Rockmass slurries of the present invention spread multifactorial experiment system structure diagram；
Fig. 2 is the master trip structure schematic side view of the present invention；
Fig. 3 is the master trip structure schematic top plan view of the present invention；
Fig. 4 is the structural schematic diagram of the imitative fissure system of the present invention；
Fig. 5 is the structural schematic diagram on the chassis and hydraulic column of the present invention；
Fig. 6 is the structural schematic diagram of the side wall and adjustable column of the present invention.
In figure：The ends 1PC；2 side adapter sleeves；3 side adjustable columns；4 side walls；5 crack lower walls；6 crack upper walls；7 support plates；8
Support beam；9 cameras；Adjustable column on 10；Adapter sleeve on 11；12 path suckers；13 outer walls；14 connection locks；15 stabilizing bases；16 liquid
Compression leg；17 lead slurry pipe；18 support columns；19 major diameter suckers；20 chassis；21 fixing bolts；22 inductors；23 Grouting Pipes；24 liquid injection pipes；
25 grouting pumps；26 consoles, 27 fold rubber layers；28 fixed-hinged supports；29 roller bearings；30 aqueducts；31 water injection pipes；32 water fillings
Pump；33 water blockoff sets；34 only starch set.
Specific implementation mode
Below in conjunction with the accompanying drawings, the present invention is described in detail.
As shown in figs 1 to 6, Grouting Seepage in Rockmass slurries of the invention spread multifactorial experiment system, which is characterized in that
Pilot system includes several subsystems：Fixed system, imitative fissure system adjust ginseng system, monitoring system, control system, slip casting system
System, each subsystem contain several units：
The fixed system includes two combined storehouse, pedestal units, and two units contain respective combination
Part：Combined storehouse is made of outer wall 13, support plate 7, supporting beam 8, and pedestal is by support column 18, major diameter sucker 19, chassis 20, fixing bolt
21, hydraulic column 16, stabilizing base 15 form；
The imitative fissure system, includes two crack wall, guide hole units, and two units contain it is respective
Sub-assembly：Crack wall is made of two spread side walls 4, upper wall 6, lower wall 5, guide hole by water-guiding hole, lead slurry hole form；
The tune joins system, includes to adjust crack boundary, environmental parameter, inner wall condition, four, inclination angle unit, and four
A unit contains respective sub-assembly again：Crack boundary is adjusted by upper adjustable column 10, upper adapter sleeve 11, path sucker 12, side
Adjustable column 3, side adapter sleeve 2, adjusting ambient parameter are made of water blockoff set 33, aqueduct 30, water injecting pump 32, water injection pipe 31, adjust
Inclination angle is made of fixed-hinged support 28, roller bearing 29, hydraulic column 16, liquid injection pipe 24；It adjusts inner wall condition and depends primarily on counterincision
The roughening treatment of 6 inside of gap upper wall；
The monitoring system includes two Image Acquisition, stress monitoring units, and two units contain respectively
Sub-assembly：Image Acquisition is made of high-speed camera 9, the ends PC 1, and stress monitoring is made of stress induction device 22, the ends PC 1；
The filling system, by grouting pump 25, Grouting Pipe 23, lead slurry pipe 17 form；
The control system is made of console 26, the ends PC 1, pressure and traffic monitoring instrument.
The stabilizing base 15 is placed in laboratory, two fixations of equal file of the forward and backward left end position of stabilizing base 15
Bolt 21, four 21 files of fixing bolt are concordant, 13 length of outer wall that the spacing of each two fixing bolt 21 is 1/4；Two hydraulic columns 16
It is fixed on stabilizing base 15, is located on the center line of two set fixing bolts 21 of 15 front and back ends of stabilizing base, and liquid
The left and right vertical interval of compression leg 16 and fixing bolt 21 is is less than 3/4 20 length of chassis more than 1/2.
20 width of chassis is identical as the spacing of two fixing bolts 21, and chassis 20 is arranged front and back two pieces and intermediate altogether
Interval is stayed and sets space, and two fixing bolts, 21 tops of front and back ends is respectively with 20 end hinge-coupled of chassis, the sky between chassis 20
Between for convenience of arrangement other assemblies；20 middle part of each chassis and 16 top hinge-coupled of hydraulic column, hydraulic column 16 pass through liquid injection pipe
24 realize that lifting, cooperation fixing bolt 21 can realize the adjusting to inclination angle by external control stand 26.
The support column 18 is four, is respectively provided on former and later two chassis there are two support column 18, on each chassis 20
The crack spread width at the interval of support column 18 1/2 the long center line of transverse direction on chassis is fixed on using the longitudinal brachymedial line in chassis 20 as axis
On；Each 18 top of support column is both provided with major diameter sucker, and crack lower wall 5 is placed on major diameter sucker 19, after evacuating sucker
So that lower wall 5 is fixed；The centre position that slurry pipe 17 is arranged in crack lower wall 5 is led, connection Grouting Pipe 23 to external grouting pump 31 is real
Existing slip casting.
The setting of outer wall 13 left and right two, each outer wall 13 is divided into three sections, a left side for each lower section and chassis 20
Right both ends achieve a fixed connection, and middle section, upper section are utilized respectively connection lock 14 and realize that fastening connects with lower section.
It is saved in two outer walls 13 and installs two side adapter sleeves 2, the highly height for crack side wall 4, side is adjusted
Column 3 passes through adapter sleeve 2 to realize the control to side wall 4 using the path sucker of end；Left and right two groups of side adapter sleeves, side are adjusted
Column, path interambulacrum every 1/2 side wall length using the vertical center line of crack side wall as axis before and after it is symmetrical；Side adapter sleeve, side adjustable column,
Each four of path sucker.
The support plate 7 is former and later two, is fixed on the middle part of the middle section of the left and right outer wall 13 of combined storehouse, each to support
Three upper adapter sleeves 11 are installed on plate 7, upper adjustable column 10 passes through adapter sleeve to be realized to crack upper wall 6 using the sucker 12 of end
Control；The front and back of support plate 7, height and position will ensure that height residing for upper wall is adjusted in the setting of crack boundary, guarantee in sucker.
The aqueduct 30 is evenly arranged along the crack rear end laid, and can arrange 6-10, aqueduct 30 is along rear
The support plate 7 at end extends to external water flood pump 32, realizes the arrangement that water condition is included to crack.
The supporting beam 8 is set to the medium position on the top of side wall 13, and camera 9 is placed in two by means of scroll wheel
Among root supporting beam 8, realize that the implementing monitoring spread to slurries, prison are clapped.
The crack side wall and upper and lower wall between side wall and upper lower wall, are required according to different research points and research,
Make that different false relations are presented between wall and wall, and to the encapsulation process of crack wall end.
Realize work compound between the subsystems of the described component composition, can also change simultaneously it is multifactor, to analyze
Slurries diffusion under multiple factors.
Above-mentioned pilot system is imitated the upper and lower wall 5,6 in the crack in fissure system and is handed over spread side wall 4 when routinely arranging
Mistake distribution arrangement：Spread side wall 4 is located at the tip inside of upper lower wall 5,6；And it is the influence for analyzing Fracture Width in specific condition
When, then the upper and lower wall in crack 5,6 and spread side wall 4 are interspersed arrangement：Upper lower wall 5,6 is located in the end of two spread side walls 4
Side.
Above-mentioned adjusting ambient parameter, is the adjusting that regimen condition is included to crack, water injecting pump 32 be capable of providing hydrostatic condition,
River channels.
20 outside of chassis in above-mentioned pedestal connect arrangement using fixed-hinged support 28 with roller bearing 29.
Above-mentioned outer wall 13 is divided into three sections and assembles, and each section is fixed with connection lock 14 in assembling.
Above-mentioned crack boundary is made of the transparent panel of PVC board material, and thickness is arranged according to test requirements document, and inner wall is done
Roughening treatment, and spread side wall 4, upper wall 6 realize quantitative movement by adjustable column 3,10.
Top, the bottom of each plate of above-mentioned spread side wall 4, upper lower wall 5,6 are laid with accordion TR thin rubber sealant 27, prevent
Spillage only occurs.
It is carved with scale on above-mentioned adjustable column 3,10, exact value 0.5mm can be realized to spread width or width
Accurate adjusting.
The coverage of above-mentioned high-speed camera 9 can reach the longest boundary in crack, meet slurries diffusion positioning
It needs.
Above-mentioned chassis 20 is two in combined storehouse both ends end set, and medium position vacancy, each chassis is by two
Fixing bolt 21 fixes its end.
The above-mentioned elongated end in crack is equipped with water blockoff set 33, only slurry set 34, and water blockoff set is completely close using sealing material
Envelope is arranged in close to water guide nose end, and is only starched to cover not being fully sealed and be placed in another elongated end lower part, and reception migration leakage is only undertaken
The slurries gone out.
The test method of above-mentioned Grouting Seepage in Rockmass slurries diffusion multifactorial experiment system, including：
First start grouting pump 25 by Grouting Pipe 24 connection lead slurry pipe 17 to lead slurry hole reperfusion serosity into crack；
Then according to test requirements document, all kinds of parameters are adjusted using ginseng system is adjusted：Analytic angle influences then available
The angle of system is adjusted in hydraulic column 16 and console 26, and the influence for analyzing spread width then utilizes side adjustable column 3 accurate
Change the spread width in crack, the influence for analyzing water saturation then adjusts water injecting pump 32 and aqueduct 30 contains crack inner wall
Regimen condition is adjusted；
And for the impact analysis of Fracture Width, then it should change interlocking between spread side wall 4 and upper lower wall 5,6 first
Then relationship changes the width size in crack using upper adjustable column 10, repeat the installation steps and slip casting step in crack；
At the same time during slurry filling is tested, high-speed camera 9 and stress induction device 22 is opened, slurries are captured
Border line and stress variation situation are spread, and utilizes 1 log of the ends PC；
After finally completing experiment, monitoring system, filling system, control system are closed, removes combined storehouse joint outer part, according to
Secondary 13 upper, middle and lower three of dismounting outer wall section, connector and its storehouse inner assembly, cleaning equipment.
Claims (8)
1. a kind of Grouting Seepage in Rockmass slurries spread multifactorial experiment system, which is characterized in that pilot system, which includes subsystem, to be had：
Fixed system, imitative fissure system adjust ginseng system, monitoring system, control system, filling system；
The fixed system, including combined storehouse, pedestal, wherein combined storehouse by outer wall, support plate, support beam group at, pedestal by
Support column, major diameter sucker, chassis, fixing bolt, hydraulic column, stabilizing base composition；
The imitative fissure system, including crack wall, guide hole, wherein crack wall is made of two side walls, upper wall, lower wall, is drawn
Guide hole by water-guiding hole, lead slurry hole form；
The tune joins system, including adjusts crack boundary element, adjusting ambient parameters unit, adjust inner wall conditioning unit, adjust
Save inclination angle unit, wherein adjust crack boundary element by upper adjustable column, upper adapter sleeve, sucker, side adjustable column, side adapter sleeve group
At adjusting ambient parameters unit is made of water blockoff set, aqueduct, water injecting pump, water injection pipe, and adjustable inclination unit is hinged by fixing
Seat, roller bearing, hydraulic column, liquid injection pipe composition；
The monitoring system, including image acquisition units and stress monitoring unit, wherein：Image acquisition units are by high-speed photography
Machine, the ends PC composition, stress monitoring unit are made of stress induction device, the ends PC；
The filling system is made of grouting pump, Grouting Pipe；
The control system is made of console, the ends PC, pressure and traffic monitoring instrument；
The stabilizing base is placed in laboratory, the forward and backward left end position of stabilizing base two fixing bolts of equal file, and four solid
Determine that bolt file is concordant, the peripheral wall length that the spacing of each two fixing bolt is 1/4；Two hydraulic columns are fixed on stabilizing base, point
Not Wei Yu stabilizing base front and back ends two set fixing bolts center line on, and between hydraulic column is vertical with the left and right of fixing bolt
Away to be less than 3/4 chassis length more than 1/2；The chassis width is identical as the spacing of two fixing bolts, chassis setting
At front and back two pieces, stayed between two pieces of chassis and set space, at the top of two fixing bolts of front and back ends respectively with chassis end hinge-coupled,
Other assemblies are arranged in space between chassis for convenience；Pass through with hinge-coupled at the top of hydraulic column, hydraulic column in the middle part of each chassis
Liquid injection pipe is realized by external control stand and is lifted that cooperation fixing bolt realizes the adjusting to inclination angle；
The support column is four, is respectively provided on former and later two chassis there are two support column, the support intercolumniation on each chassis
Crack spread width every 1/2 is fixed on using chassis longitudinal direction brachymedial line as axis on the long center line of transverse direction on chassis；Each support capital
End is both provided with major diameter sucker, and crack lower wall is placed on major diameter sucker, and sucker fixes lower wall after evacuating；It leads slurry pipe and is arranged in crack
The centre position of lower wall, connection Grouting Pipe to external grouting pump realize slip casting；
The outer wall setting left and right two, each outer wall one is divided into three sections, and each lower section and the left and right ends on chassis are realized
It is fixedly connected, middle section, upper section are utilized respectively connection lock and lower section is realized and fastened, convenient for assembling；
It is saved in two outer walls and installs two side adapter sleeves, the highly height for crack side wall, side adjustable column passes through side
Adapter sleeve realizes the control to side wall using the path sucker of end；Left and right two groups of side adapter sleeves, side adjustable column, path are inhaled
1/2 side wall length of disk interval using the vertical center line of crack side wall as axis before and after it is symmetrical；Realize the adjusting to Fracture Width；
The support plate is former and later two, is fixed on the middle part of the middle section of the left and right outer wall of combined storehouse, pacifies in each support plate
If upper adapter sleeve, upper adjustable column passes through adapter sleeve to realize the control to crack upper wall using the sucker of end；It realizes to crack height
The adjusting of degree；
The aqueduct is evenly arranged along the crack rear end laid, arrangement 6-10, support plate of the aqueduct along rear end
Extend to external water flood pump；Realize the arrangement that water condition is included to crack；
The supporting beam is set to the medium position on the top of side wall, and camera is placed in two supporting beams by means of scroll wheel
It is intermediate；Realize that the implementing monitoring spread to slurries, prison are clapped.
2. a kind of Grouting Seepage in Rockmass slurries according to claim 1 spread multifactorial experiment system, which is characterized in that institute
The crack wall stated is made of the transparent panel of PVC board material, and thickness is arranged according to test requirements document, and inner wall does roughening treatment.
3. a kind of Grouting Seepage in Rockmass slurries according to claim 1 or 2 spread multifactorial experiment system, feature exists
It is laid with accordion TR thin rubber sealant in, the spread side wall, the top of each plate of upper lower wall, bottom, when increasing experiment
Sealing effect.
4. a kind of Grouting Seepage in Rockmass slurries according to claim 1 or 2 spread multifactorial experiment system, feature exists
In being carved with scale on the adjustable column, exact value 0.5mm realizes the accurate tune to spread width or crack height
Section.
5. a kind of Grouting Seepage in Rockmass slurries according to claim 3 spread multifactorial experiment system, which is characterized in that institute
Scale is carved on the adjustable column stated, exact value 0.5mm realizes the accurate adjusting to spread width or crack height.
6. a kind of Grouting Seepage in Rockmass slurries according to claims 1 or 2 or 5 spread multifactorial experiment system, feature
It is, the front and back of support plate, height and position setting ensure that sucker is located at crack boundary, realize and adjust the residing height of upper wall.
7. a kind of Grouting Seepage in Rockmass slurries according to claim 3 spread multifactorial experiment system, which is characterized in that branch
The front and back of fagging, height and position setting ensure that sucker is located at crack boundary, realize and adjust the residing height of upper wall.
8. a kind of Grouting Seepage in Rockmass slurries according to claim 4 spread multifactorial experiment system, which is characterized in that branch
The front and back of fagging, height and position setting ensure that sucker is located at crack boundary, realize and adjust the residing height of upper wall.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810285598.1A CN108562515B (en) | 2018-03-27 | 2018-03-27 | Multi-factor test system for crack rock mass grouting slurry diffusion |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810285598.1A CN108562515B (en) | 2018-03-27 | 2018-03-27 | Multi-factor test system for crack rock mass grouting slurry diffusion |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108562515A true CN108562515A (en) | 2018-09-21 |
| CN108562515B CN108562515B (en) | 2023-11-28 |
Family
ID=63533811
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810285598.1A Active CN108562515B (en) | 2018-03-27 | 2018-03-27 | Multi-factor test system for crack rock mass grouting slurry diffusion |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108562515B (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109441441A (en) * | 2018-11-15 | 2019-03-08 | 华北科技学院 | Seat earth multi-angle oblique bored grouting Analog Experiment for Discharges device and method under a kind of pressure-bearing influence of dynamic water |
| CN111948097A (en) * | 2019-05-16 | 2020-11-17 | 中国石油化工股份有限公司 | Testing equipment and method for slurry diffusion rheological property in rough fracture |
| CN112485159A (en) * | 2020-11-03 | 2021-03-12 | 中国原子能科学研究院 | Device and method for measuring diffusion coefficient of crack filler |
| CN112611683A (en) * | 2020-12-28 | 2021-04-06 | 合肥工业大学 | Monitoring devices that solute that adjustable crack gap is wide moved |
| CN113188958A (en) * | 2021-04-19 | 2021-07-30 | 中国地质大学（武汉） | Fracture overflowing device and fracture seepage visual test system |
| CN113702264A (en) * | 2021-08-31 | 2021-11-26 | 中国矿业大学 | Simulation arch tunnel aggregate fills water shutoff test device |
| CN115356238A (en) * | 2022-10-20 | 2022-11-18 | 四川藏区高速公路有限责任公司 | Grouting diffusion radius in-situ measuring device for fractured rock mass |
Citations (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI800745A (en) * | 1979-03-12 | 1980-09-13 | Sven Aoke Larsson | VAERMELAGRINGSSYSTEM |
| RU1777067C (en) * | 1989-08-16 | 1992-11-23 | Институт физики металлов Уральского отделения АН СССР | Method of determination of parameters of surface defect of type of crack on ferromagnetic object |
| WO2000037852A1 (en) * | 1998-12-21 | 2000-06-29 | Alstom Power Inc. | A firing system for ethylene cracking furnaces |
| RU2010128201A (en) * | 2010-07-07 | 2012-01-20 | Открытое акционерное общество "Научно-производственная фирма "Геофизика" (ОАО НПФ "Геофизика") (RU) | METHOD FOR EVALUATING THE CRACKING DEGREE OF CARBONATE ROCKS THROUGH THE DIFFUSION-ADSORPTION ACTIVITY PARAMETER |
| CN103411751A (en) * | 2013-08-13 | 2013-11-27 | 中国科学院武汉岩土力学研究所 | Visual intersected fracture flowing water grouting test device and method |
| CN103954432A (en) * | 2014-04-30 | 2014-07-30 | 山东大学 | Variable-dip-angle simulated fracture grouting model test platform |
| WO2014160581A1 (en) * | 2013-03-27 | 2014-10-02 | Baker Hughes Incorporated | Shale fracture flow simulation apparatus |
| CN203881511U (en) * | 2014-04-30 | 2014-10-15 | 山东大学 | Simulated crack grouting model test platform with variable inclination angle |
| CN105181932A (en) * | 2015-09-09 | 2015-12-23 | 中国矿业大学 | Visualized grouting test device and test method of fractured rock mass |
| WO2016064476A1 (en) * | 2014-10-24 | 2016-04-28 | Halliburton Energy Services, Inc. | Shale fracturing characterization and optimization using three-dimensional fracture modeling and neural network |
| WO2016086601A1 (en) * | 2014-12-01 | 2016-06-09 | 中国矿业大学 | Infrared test method for exploring water-conducting passage of rock fracture |
| WO2016107360A1 (en) * | 2014-12-31 | 2016-07-07 | 东北大学 | Adjustable multifunctional fractured rock mass collapse-slide testing device and use method therefor |
| CN105842125A (en) * | 2016-05-19 | 2016-08-10 | 成都理工大学 | Fracture simulation adjusting mechanism of grouting expansion testing device |
| CN106338457A (en) * | 2016-10-20 | 2017-01-18 | 北京市公路桥梁建设集团锐诚工程试验检测有限公司 | Hydrodynamic grouting test device simulating different filler gaps |
| CN206114469U (en) * | 2016-10-20 | 2017-04-19 | 北京市公路桥梁建设集团锐诚工程试验检测有限公司 | That simulates different filler cracks moves water slip casting test device |
| CN106768838A (en) * | 2016-12-08 | 2017-05-31 | 中铁十四局集团第二工程有限公司 | A kind of complex condition pulp-water boundary moving tracing observation device and method |
| CN206269999U (en) * | 2016-12-08 | 2017-06-20 | 中铁十四局集团第二工程有限公司 | A kind of complex condition pulp-water boundary moving tracing observation device |
| CN106950353A (en) * | 2017-05-04 | 2017-07-14 | 青岛源泉矿泉水有限公司 | Experimental rig for rock cranny solute transport experiments |
| CN107288607A (en) * | 2017-07-25 | 2017-10-24 | 中国石油大学(华东) | A kind of method of the nearly well fracturing fracture of utilization Gd neutrons spike yield imaging in evaluation |
| CN107422083A (en) * | 2017-09-07 | 2017-12-01 | 西安科技大学 | Multifunctional fracture slip casting laboratory simulation device and method |
| CN107782640A (en) * | 2017-10-20 | 2018-03-09 | 东北大学 | The method that the aqueous uniformity detection of rock sample and diffusion coefficient calculating are carried out based on digital picture |
| CN207923656U (en) * | 2018-03-27 | 2018-09-28 | 东北大学 | A kind of Grouting Seepage in Rockmass slurries diffusion multifactorial experiment system |
-
2018
- 2018-03-27 CN CN201810285598.1A patent/CN108562515B/en active Active
Patent Citations (22)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FI800745A (en) * | 1979-03-12 | 1980-09-13 | Sven Aoke Larsson | VAERMELAGRINGSSYSTEM |
| RU1777067C (en) * | 1989-08-16 | 1992-11-23 | Институт физики металлов Уральского отделения АН СССР | Method of determination of parameters of surface defect of type of crack on ferromagnetic object |
| WO2000037852A1 (en) * | 1998-12-21 | 2000-06-29 | Alstom Power Inc. | A firing system for ethylene cracking furnaces |
| RU2010128201A (en) * | 2010-07-07 | 2012-01-20 | Открытое акционерное общество "Научно-производственная фирма "Геофизика" (ОАО НПФ "Геофизика") (RU) | METHOD FOR EVALUATING THE CRACKING DEGREE OF CARBONATE ROCKS THROUGH THE DIFFUSION-ADSORPTION ACTIVITY PARAMETER |
| WO2014160581A1 (en) * | 2013-03-27 | 2014-10-02 | Baker Hughes Incorporated | Shale fracture flow simulation apparatus |
| CN103411751A (en) * | 2013-08-13 | 2013-11-27 | 中国科学院武汉岩土力学研究所 | Visual intersected fracture flowing water grouting test device and method |
| CN103954432A (en) * | 2014-04-30 | 2014-07-30 | 山东大学 | Variable-dip-angle simulated fracture grouting model test platform |
| CN203881511U (en) * | 2014-04-30 | 2014-10-15 | 山东大学 | Simulated crack grouting model test platform with variable inclination angle |
| WO2016064476A1 (en) * | 2014-10-24 | 2016-04-28 | Halliburton Energy Services, Inc. | Shale fracturing characterization and optimization using three-dimensional fracture modeling and neural network |
| WO2016086601A1 (en) * | 2014-12-01 | 2016-06-09 | 中国矿业大学 | Infrared test method for exploring water-conducting passage of rock fracture |
| WO2016107360A1 (en) * | 2014-12-31 | 2016-07-07 | 东北大学 | Adjustable multifunctional fractured rock mass collapse-slide testing device and use method therefor |
| CN105181932A (en) * | 2015-09-09 | 2015-12-23 | 中国矿业大学 | Visualized grouting test device and test method of fractured rock mass |
| CN105842125A (en) * | 2016-05-19 | 2016-08-10 | 成都理工大学 | Fracture simulation adjusting mechanism of grouting expansion testing device |
| CN106338457A (en) * | 2016-10-20 | 2017-01-18 | 北京市公路桥梁建设集团锐诚工程试验检测有限公司 | Hydrodynamic grouting test device simulating different filler gaps |
| CN206114469U (en) * | 2016-10-20 | 2017-04-19 | 北京市公路桥梁建设集团锐诚工程试验检测有限公司 | That simulates different filler cracks moves water slip casting test device |
| CN106768838A (en) * | 2016-12-08 | 2017-05-31 | 中铁十四局集团第二工程有限公司 | A kind of complex condition pulp-water boundary moving tracing observation device and method |
| CN206269999U (en) * | 2016-12-08 | 2017-06-20 | 中铁十四局集团第二工程有限公司 | A kind of complex condition pulp-water boundary moving tracing observation device |
| CN106950353A (en) * | 2017-05-04 | 2017-07-14 | 青岛源泉矿泉水有限公司 | Experimental rig for rock cranny solute transport experiments |
| CN107288607A (en) * | 2017-07-25 | 2017-10-24 | 中国石油大学(华东) | A kind of method of the nearly well fracturing fracture of utilization Gd neutrons spike yield imaging in evaluation |
| CN107422083A (en) * | 2017-09-07 | 2017-12-01 | 西安科技大学 | Multifunctional fracture slip casting laboratory simulation device and method |
| CN107782640A (en) * | 2017-10-20 | 2018-03-09 | 东北大学 | The method that the aqueous uniformity detection of rock sample and diffusion coefficient calculating are carried out based on digital picture |
| CN207923656U (en) * | 2018-03-27 | 2018-09-28 | 东北大学 | A kind of Grouting Seepage in Rockmass slurries diffusion multifactorial experiment system |
Non-Patent Citations (2)
| Title |
|---|
| 湛铠瑜;隋旺华;: "动水条件下单裂隙注浆模型试验系统设计", 实验室研究与探索, no. 10 * |
| 王培涛;杨天鸿;于庆磊;刘洪磊;夏冬;张鹏海;: "基于离散裂隙网络模型的节理岩体渗透张量及特性分析", 岩土力学, no. 2 * |
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109441441A (en) * | 2018-11-15 | 2019-03-08 | 华北科技学院 | Seat earth multi-angle oblique bored grouting Analog Experiment for Discharges device and method under a kind of pressure-bearing influence of dynamic water |
| CN109441441B (en) * | 2018-11-15 | 2022-02-22 | 华北科技学院 | Simulation test device and method for coal seam bottom plate multi-angle inclined drilling grouting process under pressure-bearing flowing water action |
| CN111948097A (en) * | 2019-05-16 | 2020-11-17 | 中国石油化工股份有限公司 | Testing equipment and method for slurry diffusion rheological property in rough fracture |
| CN112485159A (en) * | 2020-11-03 | 2021-03-12 | 中国原子能科学研究院 | Device and method for measuring diffusion coefficient of crack filler |
| CN112611683A (en) * | 2020-12-28 | 2021-04-06 | 合肥工业大学 | Monitoring devices that solute that adjustable crack gap is wide moved |
| CN112611683B (en) * | 2020-12-28 | 2023-10-24 | 合肥工业大学 | Device for monitoring solute transport with adjustable gap width |
| CN113188958A (en) * | 2021-04-19 | 2021-07-30 | 中国地质大学（武汉） | Fracture overflowing device and fracture seepage visual test system |
| CN113702264A (en) * | 2021-08-31 | 2021-11-26 | 中国矿业大学 | Simulation arch tunnel aggregate fills water shutoff test device |
| CN115356238A (en) * | 2022-10-20 | 2022-11-18 | 四川藏区高速公路有限责任公司 | Grouting diffusion radius in-situ measuring device for fractured rock mass |
| CN115356238B (en) * | 2022-10-20 | 2023-02-07 | 四川藏区高速公路有限责任公司 | Grouting diffusion radius in-situ measuring device for fractured rock mass |
Also Published As
| Publication number | Publication date |
|---|---|
| CN108562515B (en) | 2023-11-28 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN108562515A (en) | A kind of Grouting Seepage in Rockmass slurries diffusion multifactorial experiment system | |
| CN207620797U (en) | A kind of shield tunnel construction phase Load Simulation and structural internal force test system | |
| CN104897539B (en) | Suitable for the horizontal permeation instrument of soil body horizontal contact surface detrusion | |
| CN205808669U (en) | The testing system apparatus of simulation complex condition deep tunnel inrush through faults | |
| CN102778337A (en) | Waterproof ability testing system of three-directional loaded shield tunnel duct piece joint seam | |
| CN108169427B (en) | Tunnel water inrush physical simulation test system and method for plane stress model | |
| CN109975177A (en) | A kind of simulation test device and method of horizontal grouting mouth slip casting spreading morphology | |
| CN110108838A (en) | A kind of simulation experiment method of directional drilling grouting serous fluid diffusion | |
| CN104655803A (en) | Tunnel grouting model testing device | |
| CN207923656U (en) | A kind of Grouting Seepage in Rockmass slurries diffusion multifactorial experiment system | |
| CN105628335A (en) | Quasi-rectangular shield synchronous grouting test equipment | |
| CN105974084A (en) | In-coal-seam gas extraction experiment simulation device | |
| CN108982814A (en) | Slope stability mechanism study universal model pilot system under the conditions of more seepage flow | |
| CN205786605U (en) | A kind of this coal bed gas extraction experimental simulation device | |
| CN106781962B (en) | A kind of heterogeneous isotropic aquifer seepage action of ground water rule simulation test device | |
| CN105548506A (en) | Simulation testing device for testing system for simulating water inrush at coal seam floor under treading influence | |
| CN109326193A (en) | Analog crossover karst water burst blocks experimental provision and method | |
| CN105717024A (en) | Device for testing performance of grouting and water plugging material for mine and application method of device | |
| CN208547543U (en) | Tunnel threedimensional model bracket loading test platform | |
| CN107179269A (en) | It is a kind of can simulated rainfall and top-loaded simultaneously experimental rig and test method | |
| Xu et al. | Parameter optimization for the thickness and hydraulic conductivity of tunnel lining and grouting rings | |
| CN109946027A (en) | A kind of duct pieces of shield tunnel seam waterproof method for testing performance | |
| CN105696636A (en) | Foundation pit model testing device capable of simulating changes of groundwater level during excavation process of foundation pit | |
| CN205538894U (en) | A testing system for simulating it influences floor of coal seam gushing water to be adopted | |
| CN205538895U (en) | Adopted floor of coal seam gushing water analogue test system that influences |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |