CN208505842U - Rock mass discontinuity three-dimensional network grouting test macro - Google Patents
Rock mass discontinuity three-dimensional network grouting test macro Download PDFInfo
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- CN208505842U CN208505842U CN201821276558.2U CN201821276558U CN208505842U CN 208505842 U CN208505842 U CN 208505842U CN 201821276558 U CN201821276558 U CN 201821276558U CN 208505842 U CN208505842 U CN 208505842U
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Abstract
The utility model discloses a kind of rock mass discontinuity three-dimensional network grouting test macros, including rock mass discontinuity analog module, environmental condition analog module, power are for slurry and recycling module, information monitoring acquisition module；The rock mass discontinuity analog module is connected with environmental condition analog module, power for slurry and recycling module, information monitoring acquisition module respectively；The environmental condition analog module and power are also connected with information monitoring acquisition module respectively for slurry and recycling module；By being cooperatively connected between each module, realize that physical simulation experiment is studied for true physical entity, more true reflection slurries and by the fluid structurecoupling relationship between filling medium, effectively realize under circumstance of flowing water and the simulation of the slurries Diffusion Law of structure surface development rock mass.
Description
Technical field
The utility model relates to grouting in rock mass field of engineering technology, and in particular to a kind of rock mass discontinuity three-dimensional network grouting
Test macro.
Background technique
Nearly ten years, the geometrical characteristic in grouting in rock mass engineering in relation to crack and its generated mechanics effect and expansion
It dissipates, the research of seep effect has become one of important topic in grouting in rock mass engineering.The grouting carried out for this kind of stratum adds
Gu processing, its diffusion process and slip casting effect is by coefficient as a result, slurry by filling body, slurries and three aspect of grouting process
The range of scatter of liquid is by grouting parameter such as grouting pressure, slurries property and crack bearing features such as opening width, inclination angle, filling
Etc. factors influence.And for the Grouting engineering of bad ground rock mass, since there is numerous structural planes, their groups in rock mass
At the approach that slurries are spread, such as hole, solution crack, pipeline, crack, they control intensity and the diffusion spy of slurries of rock mass
Sign.And when slurries are spread in the network structure of rock mass discontinuity, the penetration signature into different structure face is different, enters
The slurry flow and Diffusion Law of different characteristic structural plane are also different.Therefore for the Grouting engineering in bad ground rock mass, rock
The structural plane of internal portion's development play the role of for the diffusion of slurries it is conclusive, so the Grouting engineering of rock mass must combine rock
Body structural plane is studied.
With slip casting Practice Development, the grouting theory developed at present has osmotic grouting, fracture grouting, compaction grouting, electricity
The grouting theories such as dynamic chemical grouting, low osmotic medium slip casting.But since slip casting belongs to concealed work, the development of structural plane in rock mass
With the difference of structure characteristics of rock mass, complicated physical-chemical reaction also occurs in slip casting motion process inside slurries simultaneously, and
The distribution in rock mass internal structure face is difficult to simulate again so that slurry injection technique personnel are difficult to accurately describe law of grouting fluid movement
And range of scatter, cause the research in terms of grouting theory at this stage to relatively lag behind in practice.And currently for crack grouting
Research achievement is often seldom in view of the influence that Groundwater Flow spreads slurries, and during grouting treatment, slurries are in rock mass
The mechanical behaviors such as diffusion, deposition closure in structural plane are obvious compared with difference under hydrostatic or water-less environment.At present for grouting serous fluid
The research of diffusion is in the majority with theory analysis and numerical simulation, inevitably transports to slurries, by filling body and slurries in research
The carry out such as flowing mode certain hypothesis and simplification cannot reflect slurries completely and by the structure feature of filling rock mass, also be difficult to true
Ground reflects diffusion motion process of the slurries in rock mass discontinuity.Its difficult point is work of the rock mass for a long time by various stress
With and influence, form extremely complex structure feature, at the same under circumstance of flowing water the constitutive relation of slurries be also difficult to theory
Carry out accurate description.
Utility model content
The purpose of this utility model is to provide slurries under a kind of energy accurate simulation circumstance of flowing water in rock mass discontinuity
The rock mass discontinuity three-dimensional network grouting test macro of migration and Diffusion Law.
The technical solution that the utility model solves above-mentioned technical problem is as follows: rock mass discontinuity three-dimensional network grouting test system
System, including rock mass discontinuity analog module, environmental condition analog module, power acquire mould for slurry and recycling module, information monitoring
Block；The rock mass discontinuity analog module is adopted with environmental condition analog module, power for slurry and recycling module, information monitoring respectively
Collection module is connected；The environmental condition analog module and power for slurry and recycling module also respectively with information monitoring acquisition module
It is connected；
The rock mass discontinuity analog module includes braced frame, is arranged in braced frame and has inlet and drain
The rock mass structure of mouth and the elevating mechanism and regulating mechanism for being separately positioned on braced frame lower surface both ends；The rock mass structure
Including multiple groups structural plane, the structural plane is made of multiple crack templates with identical crack, and adjacent crack template is split
Gap is connected with each other, and the crack in the crack template is connected with inlet with leakage fluid dram respectively；The crack include face layer,
Subsurface and the lifters between face layer and subsurface, and have between the face layer and subsurface and flowed into for slurries
Cavity.
Further, the environmental condition analog module includes the water supply mechanism being connected with the inlet of rock mass structure；Institute
Water supply mechanism is stated to include water tank, the water supply pipe for being connected on water tank and being connected to the inlet of rock mass structure and be connected to confession
Water pump in water lines；And level scale meter is provided on the water tank.
Further, the power for slurry and recycling module include be connected with the inlet of rock mass structure for pulp grinder structure with
And the slurries recovering mechanism being connected with the leakage fluid dram of rock mass structure.
Further, it is described for pulp grinder structure include mixing plant, the slurry being connect with mixing plant by inlet pipe and with storage
The grouting pump that slurry tank is connected；The slurry can is connected by slip casting sebific duct with the inlet of rock mass structure；The slip casting glue
Pressure gauge, flowmeter and control valve are connected on pipe.
Further, the slurries recovering mechanism includes the drain pipe being connected with rock mass structure leakage fluid dram and and drain pipe
The waste pulp recycling being connected.
Further, the information monitoring acquisition module includes the grouting record being connected between pulp grinder structure and rock mass structure
Instrument, the sensor being arranged on rock mass structure, image acquisition units corresponding with rock mass structure and with sensor and grouting
The data acquisition process unit that recorder communicates to connect.
Further, which further includes the long-range monitoring modular with the communication connection of information monitoring acquisition module.
Further, the elevating mechanism uses multistage hydraulic cylinder.
Further, the crack template, which uses, has resin material to be made.
The utility model has the following beneficial effects: a kind of rock mass discontinuity three-dimensional network provided by the utility model fills
Test macro is starched, is supervised by rock mass discontinuity analog module, environmental condition analog module, power for slurry and recycling module, information
The mating connection between acquisition module is surveyed, realizes that physical simulation experiment is studied for true physical entity, more really
Reflect slurries and by the fluid structurecoupling relationship between filling medium, effectively realizes under circumstance of flowing water and structure surface development rock mass
Slurries Diffusion Law, reach emulated physics simulation rock mass discontinuity slip casting effect；Dynamic water grouting serous fluid is established in rock mass knot
Three-dimensional diffusion theoretical model in structure face；It realizes in different rock mass structure region features, dynamic water flow field parameters, grouting parameter, slurry
Quantitative adjusting under the conditions of liquid material characteristics etc. are multifactor.
Detailed description of the invention
Fig. 1 is Tthe utility model system schematic diagram；
Fig. 2 is the utility model structure diagram；
Fig. 3 is crack template schematic diagram in the utility model；
Fig. 4 is crack partial schematic diagram in the utility model；
Appended drawing reference shown in Fig. 1 to Fig. 4 respectively indicates are as follows: 1- rock mass discontinuity analog module, the simulation of 2- environmental condition
Module, 3- power is for slurry and recycling module, 4- information monitoring acquisition module, 5- braced frame, 501- inlet, 502- drain
Mouthful, 6- rock mass structure, 7- elevating mechanism, 8- regulating mechanism, the crack 9-, the crack 10- template, 11- face layer, 12- subsurface,
13- lifters, 14- water supply mechanism, 141- water tank, 142- water supply pipe, 143- water pump, 144- level scale meter, 15- is for pulp grinder
Structure, 151- mixing plant, 152- inlet pipe, 153- slurry can, 154- grouting pump, 155- slip casting sebific duct, 156- pressure gauge, 157- stream
Meter, 158- control valve, 16- slurries recovering mechanism, 17- grouting automatic recorder, 18- sensor, 19- drain pipe, the recycling of 20- waste pulp
Tank, the long-range monitoring modular of 30-.
Specific embodiment
The principles of the present invention and feature are described below in conjunction with attached drawing, example is served only for explaining that this is practical
It is novel, it is not intended to limit the scope of the utility model.
As shown in Figures 1 to 4, rock mass discontinuity three-dimensional network grouting test macro, including rock mass discontinuity analog module
1, environmental condition analog module 2, power are for slurry and recycling module 3, information monitoring acquisition module 4；Rock mass discontinuity analog module 1
It is connected respectively with environmental condition analog module 2, power for slurry and recycling module 3, information monitoring acquisition module 4；Environmental condition
Analog module 2 and power are also connected with information monitoring acquisition module 4 respectively for slurry and recycling module 3.
Rock mass discontinuity analog module is the critical component in rock mass discontinuity three-dimensional network grouting test macro, the module
Main function be to simulate true rock mass discontinuity three-dimensional network in three-dimensional space, encountered in the practical grouting works of approximate simulation
Rock mass condition to be filled, can be realized rock mass discontinuity inclination angle and 9 aperture of crack is freely adjusted, it is also contemplated that in simulation crack 9
Physical property is filled, to which visual three-dimensional space rock mass discontinuity grouting experiment can be implemented in laboratory, to more be connect
The slurries diffusion characteristic parameter of nearly true grouting environment, more scientifically instructs grouting construction.Environmental condition analog module 2 is main
Simulate environmental condition relevant to slurries flowing in Geological model, tested with circumstance of flowing water based on.For the filling of groundwater condition
Simulated experiment is starched, uninterruptedly provides the groundwater environment of pressure stabilizing using servo water system.Power is main for slurry and recycling module 3
Effect is to generate to test required slurries, and slurries are poured into the three-dimensional rock of rock mass discontinuity analog platform with certain pressure or flow
In body structural plane crack 9, while also wanting the waste pulp after effective recovery experiment, with the test experiments that ensure to be in the milk it is smooth into
Row.4 main function of information monitoring acquisition module be realize grouting test experiments when slurries diffusion process and include pressure, flow
Detection, acquisition and the record in relation to parameter such as amount, temperature.
Rock mass discontinuity analog module 1 includes braced frame 5, is arranged in braced frame 5 and has inlet 501 and row
The rock mass structure 6 of liquid mouth 502 and the elevating mechanism 7 and regulating mechanism 8 for being separately positioned on 5 lower surface both ends of braced frame；Rock
Body structure 6 includes multiple groups structural plane, and structural plane is made of multiple crack templates 10 with identical crack 9, and adjacent crack mould
The crack 9 of plate 10 is connected with each other, and the crack 9 in crack template 10 is connected with inlet 501 with leakage fluid dram 502 respectively；Crack 9
Including face layer 11, subsurface 12 and the lifters 13 between face layer 11 and subsurface 12, and face layer 11 and lower layer
There is the cavity flowed into for slurries between face 12.Braced frame 5 is made of light-high-strength stainless steel, is entire test device
Stable support is provided.Place high-strength rubber pad to guarantee leakproofness in all parts periphery in braced frame 5.Crack mould
Plate 10 is the carrier that crack 9 opens up, and is multiple and is configured by the good resin material of high-intensity sealing type, and not only has
Have good sealing performance, can also flatness to 9 surface of crack and smoothness be adjusted.Crack 9 in crack template 10
Face layer 11 and subsurface 12 be made of high-intensitive organic glass, convenient for the stream of observation water body or slurries in crack 9
Dynamic state.The angle of the crossing of adjacent crack template 10 determines the angle of intersection of structural plane, and 9 angle of cut of crack in crack template 10 is logical
The successive assembling of different cracks template 10 is crossed to form.The opening width in crack 9 can be adjusted by lifters 13, the lifters
13 can be used lifting bolt.The inclination angle in crack 9 can be adjusted by the elevating mechanism and regulating mechanism 8 at 5 both ends of braced frame.
Elevating mechanism uses multistage hydraulic cylinder.When carrying out simulated experiment, can refer to splitting according to the feature of live structural plane, this feature
The inclination angle of gap 9, the opening width in crack 9, the fillibility in crack 9 and assemblage characteristic, are designed not according to different structure region feature
Same slurry flow channel simulates rock mass discontinuity, and a plurality of structural plane is connected in such a way that crack 9 is directed at crack 9, is then existed
Material similar with rock mass is poured, extracts template out after the condensation of materials, can be formed required by filling rock mass structure surface model.
Environmental condition analog module 2 includes water supply mechanism 14, and water supply mechanism 14 is connected with the inlet 501 of rock mass structure 6
It is logical.Water system be servo water system, include water tank 141, be connected on water tank 141 and with 6 inlet 501 of rock mass structure
The water supply pipe 142 of connection and the water pump 143 being connected on water supply pipe 142.Water pump 143 provides pressure for water system,
Flowing pressure can carry out the adjusting of low pressure, medium and high pressure as needed, will by the inlet 501 reserved on rock mass structure 6
Water supply pipe 142 is linked into rock mass discontinuity analog module 1.Level scale meter 144 is provided on water tank 141 simultaneously.Water
The variation of water level line can reflect the flow of water in crack 9 on the calibration gauge 144 of position.
Power includes for pulp grinder structure 15 and slurries recovering mechanism 16, for pulp grinder structure 15 and rock mass knot for slurry and recycling module 3
The inlet 501 of structure 6 is connected；Slurries recovering mechanism 16 is connected with the leakage fluid dram 502 of rock mass structure 6.It is wrapped for pulp grinder structure 15
Include mixing plant 151, the slurry can connecting by inlet pipe 152 with mixing plant 151 153 and the note being connected with slurry can 153
Stock pump 154；Slurry can 153 is connected by slip casting sebific duct 155 with the inlet 501 of rock mass structure 6.Grouting pump 154 can be used
Variable-frequency motor carries out stepless time adjustment, can be realized the electrodeless adjustment of grouting flow.Mixing plant 151 leads to for the production to slurries
The stirring in mixing plant 151 to slurries is crossed, the quality of slurries production is improved, the slurries after production are entered by inlet pipe 152
In slurry can 153, under the action of grouting pump 154, the slurries in slurry can 153 are delivered to rock mass by slip casting sebific duct 155
In 6 face of structure.And pressure gauge 156, flowmeter 157 and control valve 158 are connected on slip casting sebific duct 155.Pass through pressure gauge 156
Pressure is detected, flowmeter 157 records the flow of reperfusion serosity and controls the open and-shut mode of slurry flow by control valve 158.
Slurries recovering mechanism 16 includes the drain pipe 19 being connected with 6 leakage fluid dram of rock mass structure and the waste pulp being connected with drain pipe 19
Recycling can 20.After grouting test, grouting serous fluid is expelled to waste pulp by the leakage fluid dram that rock mass structure 6 is reserved and returns in experiment
In closed cans 20, by being discharged in waste pulp recycling can 20 by precipitating.
Information monitoring acquisition module 4 includes the grouting automatic recorder 17 being connected between pulp grinder structure 15 and rock mass structure 6, sets
The data acquisition process setting the sensor 18 on rock mass structure 6 and being communicated to connect with sensor 18 and grouting automatic recorder 17
Unit.Data acquisition process unit includes data collecting card and data processing software.Information monitoring acquisition module is mainly by hardware
Part and software section composition, hardware components are grouting automatic recorder 17, sensor 18 and data collecting card composition, wherein sensing
Device 18 includes the pressure transmitter that rock mass structure 6 is arranged in, flow sensor 18 and temperature sensor 18 and flow-velocity sensing
Device 18, by grouting automatic recorder 17 to diverging flow state of the slurries detected by sensor 18 in osmotic system, gap
The data such as pressure, flow, speed carry out test acquisition and utilize data collecting card, the pressure that can be will test in real time, temperature etc.
Parameter is effectively acquired, and is aggregated into data processing software.Data processing software is write using Configuration Software of Sunwayland Forcecontrol
Generate automatic monitoring program.It has following function: I, pressure real-time monitoring module can be acquired accurately, be shown and record test
When by fill model in each measuring point pressure；II, pressure curve interface can be drawn automatically, can also draw certain moment along each measuring point of journey
Pressure with distance change curve；III, Test Information can be manually entered: as test arrangement, basic parameter, including crack 9 are opened
Degree, hydrostatic pressure, by note crack length, slurries type and formula etc..Test Information, in real time prison are broadly divided into for software section
The operation interfaces such as control, indicatrix, historical data carry out editor and data processing to test parameters such as hydraulic pressure, flow, flow velocitys.
For convenience at the scene in Grouting engineering to grouting parameter, such as the reality of grouting pressure, grouting amount, flow velocity parameter
When monitor, in the utility model, the test macro further include with information monitoring acquisition module 4 communicate to connect long-range monitoring modular
30.The long-range monitoring modular 30 utilizes newest internet of things concept, and work station, PC machine or movement can be used in long-range monitoring modular 30
Equipment；By communication technologys such as internets, including pressure transmitter, flow sensor 18, temperature sensor 18 etc.
Multiple groups sensor 18 and data collecting card etc. connect, and realize long-range monitoring and intelligent management, using work station, PC machine or
The terminals such as mobile device can easily inquire the slurries diffusion monitoring data data of any time by internet, moreover it is possible to will
Newest data are sent to server by intelligent network, store data in server database after data processing；Together
When the total data monitored can be issued according to setting requirements on a local area network in real time after treatment, convenient for scientific research and apply
Work technical staff grasps the monitoring data and curve of grouting pressure, flow in filling process etc. in real time, thus more scientifically
Instruct grouting construction.All automated datas can be issued by form web page, can inquire real-time monitoring data and curve, packet
Include pressure, flow etc..
The above are specific embodiment of the present utility model, from implementation process as can be seen that provided by the utility model
A kind of rock mass discontinuity three-dimensional network grouting test macro, by rock mass discontinuity analog module, environmental condition analog module, is moved
Power realizes that physical simulation experiment is directed to true physics for being cooperatively connected between slurry and recycling module, information monitoring acquisition module
Entity is studied, and is more really reflected slurries and by the fluid structurecoupling relationship between filling medium, is effectively realized in dynamic water
With the slurries Diffusion Law of structure surface development rock mass under environment, reach the slip casting effect of emulated physics simulation rock mass discontinuity；It builds
Vertical dynamic three-dimensional diffusion theoretical model of the water grouting serous fluid in rock mass discontinuity；It realizes in different rock mass structure region features, move
Quantitative adjusting under the conditions of water flow field parameters, grouting parameter, slurry material feature etc. are multifactor.
The above is only the preferred embodiment of the present invention, is not intended to limit the utility model, all practical at this
Within novel spirit and principle, any modification, equivalent replacement, improvement and so on should be included in the guarantor of the utility model
Within the scope of shield.
Claims (9)
- The test macro 1. rock mass discontinuity three-dimensional network is in the milk, which is characterized in that including rock mass discontinuity analog module (1), ring Border condition simulation module (2), power are for slurry and recycling module (3), information monitoring acquisition module (4)；The rock mass structure face mould Quasi- module (1) is respectively with environmental condition analog module (2), power for slurry and recycling module (3), information monitoring acquisition module (4) Connection；The information monitoring acquisition module (4) is also respectively with environmental condition analog module (2) and power for slurry and recycling module (3) it connects；The rock mass discontinuity analog module (1) includes braced frame (5), setting in braced frame (5) and has inlet (501) with the rock mass structure (6) of leakage fluid dram (502) and be separately positioned on the elevating mechanism at braced frame (5) lower surface both ends (7) and regulating mechanism (8)；The rock mass structure (6) includes multiple groups structural plane, and the structural plane is split by multiple with same characteristic features The crack template (10) of gap (9) forms, and the crack (9) of adjacent crack template (10) is connected with each other, the crack template (10) In crack (9) be connected respectively with inlet (501) and leakage fluid dram (502)；The crack (9) include face layer (11), under Level (12) and the lifters (13) between face layer (11) and subsurface (12), and the face layer (11) and subsurface (12) there is the cavity flowed into for slurries between.
- The test macro 2. rock mass discontinuity three-dimensional network according to claim 1 is in the milk, which is characterized in that the environment item Part analog module (2) includes the water supply mechanism (14) being connected with the inlet (501) of rock mass structure (6)；The water supply mechanism It (14) include water tank (141), the water supply pipe that is connected on water tank (141) and is connected to the inlet (501) of rock mass structure (6) (142) and the water pump (143) that is connected on water supply pipe (142)；And level scale meter is provided on the water tank (141) (144)。
- The test macro 3. rock mass discontinuity three-dimensional network according to claim 1 is in the milk, which is characterized in that the power supplies Slurry and recycling module (3) include be connected with the inlet (501) of rock mass structure (6) for pulp grinder structure (15) and with rock mass knot The slurries recovering mechanism (16) that the leakage fluid dram (502) of structure (6) is connected.
- The test macro 4. rock mass discontinuity three-dimensional network according to claim 3 is in the milk, which is characterized in that described for pulp grinder Structure (15) includes mixing plant (151), the slurry can (153) connecting by inlet pipe (152) with mixing plant (151) and starches with storage The grouting pump (154) that tank (153) is connected；The slurry can (153) by slip casting sebific duct (155) and rock mass structure (6) into Liquid mouth (501) is connected；Pressure gauge (156), flowmeter (157) and control valve are connected on the slip casting sebific duct (155) (158)。
- The test macro 5. rock mass discontinuity three-dimensional network according to claim 3 is in the milk, which is characterized in that the slurries return Receive mechanism (16) include the drain pipe (19) being connected with the leakage fluid dram (502) of rock mass structure (6) and with drain pipe (19) phase The waste pulp recycling can (20) of connection.
- The test macro 6. rock mass discontinuity three-dimensional network according to claim 5 is in the milk, which is characterized in that the information prison Acquisition module (4) are surveyed to include the grouting automatic recorder (17) being connected between pulp grinder structure (15) and rock mass structure (6), be arranged in rock Sensor (18), image acquisition units corresponding with rock mass structure (6) (21) in body structure (6) and with sensor (18) The data acquisition process unit communicated to connect with grouting automatic recorder (17).
- The test macro 7. rock mass discontinuity three-dimensional network according to any one of claims 1 to 6 is in the milk, which is characterized in that The test macro further includes the long-range monitoring modular (30) with information monitoring acquisition module (4) communication connection.
- The test macro 8. rock mass discontinuity three-dimensional network according to claim 7 is in the milk, which is characterized in that the elevator Structure (7) uses multistage hydraulic cylinder.
- The test macro 9. rock mass discontinuity three-dimensional network according to claim 8 is in the milk, which is characterized in that the crack mould Plate (10) is made of resin material.
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| CN201821276558.2U CN208505842U (en) | 2018-08-08 | 2018-08-08 | Rock mass discontinuity three-dimensional network grouting test macro |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109030291A (en) * | 2018-08-08 | 2018-12-18 | 成都理工大学 | Rock mass discontinuity three-dimensional network grouting test macro |
| CN112067508A (en) * | 2020-09-11 | 2020-12-11 | 中国矿业大学 | Simulation device and simulation method for diffusion of overlying strata isolation grouting filling slurry |
| CN117829014A (en) * | 2023-12-11 | 2024-04-05 | 山东大学 | Filling crack grouting simulation method and system considering temperature effect |
-
2018
- 2018-08-08 CN CN201821276558.2U patent/CN208505842U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109030291A (en) * | 2018-08-08 | 2018-12-18 | 成都理工大学 | Rock mass discontinuity three-dimensional network grouting test macro |
| CN109030291B (en) * | 2018-08-08 | 2024-05-28 | 成都理工大学 | Rock mass structural plane three-dimensional network grouting test system |
| CN112067508A (en) * | 2020-09-11 | 2020-12-11 | 中国矿业大学 | Simulation device and simulation method for diffusion of overlying strata isolation grouting filling slurry |
| CN117829014A (en) * | 2023-12-11 | 2024-04-05 | 山东大学 | Filling crack grouting simulation method and system considering temperature effect |
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