CN203320581U - Experiment device for soft foundation treatment - Google Patents
Experiment device for soft foundation treatment Download PDFInfo
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- CN203320581U CN203320581U CN2013203514559U CN201320351455U CN203320581U CN 203320581 U CN203320581 U CN 203320581U CN 2013203514559 U CN2013203514559 U CN 2013203514559U CN 201320351455 U CN201320351455 U CN 201320351455U CN 203320581 U CN203320581 U CN 203320581U
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- 238000002474 experimental method Methods 0.000 title claims abstract description 16
- 239000002689 soil Substances 0.000 claims abstract description 74
- 239000011440 grout Substances 0.000 claims description 59
- 238000012360 testing method Methods 0.000 claims description 29
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 14
- 239000002002 slurry Substances 0.000 claims description 10
- 229920001343 polytetrafluoroethylene Polymers 0.000 claims description 6
- 239000004810 polytetrafluoroethylene Substances 0.000 claims description 6
- 239000011148 porous material Substances 0.000 claims description 5
- 238000007599 discharging Methods 0.000 claims description 3
- -1 polytetrafluoroethylene Polymers 0.000 claims description 3
- 239000002351 wastewater Substances 0.000 claims description 3
- 230000000694 effects Effects 0.000 abstract description 3
- 239000010802 sludge Substances 0.000 abstract 2
- 230000035699 permeability Effects 0.000 abstract 1
- 238000000034 method Methods 0.000 description 17
- 239000004576 sand Substances 0.000 description 10
- 230000008569 process Effects 0.000 description 9
- 238000012545 processing Methods 0.000 description 8
- 239000010408 film Substances 0.000 description 7
- 238000006073 displacement reaction Methods 0.000 description 5
- 238000000926 separation method Methods 0.000 description 5
- 238000003672 processing method Methods 0.000 description 4
- 230000008901 benefit Effects 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000008267 milk Substances 0.000 description 2
- 210000004080 milk Anatomy 0.000 description 2
- 235000013336 milk Nutrition 0.000 description 2
- 238000011160 research Methods 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 238000007596 consolidation process Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000012279 drainage procedure Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 230000010534 mechanism of action Effects 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 239000010409 thin film Substances 0.000 description 1
- 238000012546 transfer Methods 0.000 description 1
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- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model discloses an experiment device for soft foundation treatment, which comprises an experiment box body, a vacuum drainage system and a vacuum grouting system, wherein the experiment box body is provided with an accommodating cavity used for placing experiment soil; the vacuum drainage system mainly comprises a vercial drainage plate, a horizontal drainage pipe, a drainage pipeline and a vacuum pump; the vacuum grouting system mainly comprises a grouting pipe, a grouting pipeline and a grouting pump. The experiment device is characterized in that during experiment soil treatment, the vacuum grouting system and the vacuum drainage system can work simultaneously; the treating efficiency is improved; the treating time is shortened; the treating effect of sludge and sludge foundation of higher moisture content and small permeability coefficient is obvious.
Description
Technical field
The utility model relates to a kind of soil body treating apparatus, especially relates to a kind for the treatment of of soft foundation experimental facilities.
Background technology
The characteristics of the soft base of polder are that water content is large, soil body particle is thin, mobility is strong, and are main mainly with mucky soil, and engineering properties is poor.The self property of the soft base of this class has determined that it need to could be as the ground of engineering construction after consolidation process.Although have at present the method for many to treat soft foundations, because the Tidal Flat Inning Area area is large, and processing requirements is high, therefore a lot of reinforcing soft foundation processing methods are difficult to solve this type of soft base problem.At present, soft base processing method commonly used has vacuum method, dynamic compaction, sand drain method, presses Shi Fa etc.Wherein, vacuum method is at present application method more widely, although the method treatment effeciency is higher, treatment effect is often poor, is difficult to reach the foundation condition of road that engine request is higher, middle-high building thing, heavy factory building, warehouse district etc.; On the other hand, the time of the method Ground Treatment is longer, can affect the development rate in later stage, and cost is high.Generally, for the mechanism of action and the engineering of research soft base processing method, control parameter, need to carry out to soft base processing method theoretical research and the experimental study of system, and the report of relevant experimental facilities is not yet arranged at present.
Summary of the invention
Technical problem to be solved in the utility model is to provide and a kind ofly can effectively improves treatment effeciency, shortens the processing time and is applicable to moisture content is higher, transmission coefficient is little mud and the treatment of soft foundation experimental facilities of muddy foundation.
The utility model solves the problems of the technologies described above adopted technical scheme: a kind for the treatment of of soft foundation experimental facilities is characterized in that: comprise experimental box body, low-pressure drainage system and vacuum grouting system; Described experimental box body has one for placing the container cavity of the test soil body; Described low-pressure drainage system mainly is comprised of a plurality of vertical drainage plates, the first horizontal drain pipe, drainage pipe and vacuum pump, a plurality of described vertical drainage plates and described the first horizontal drain pipe are positioned at described container cavity, the top of a plurality of described vertical drainage plates is connected with described the first horizontal drain pipe respectively, described drainage pipe is communicated with described the first horizontal drain pipe through described experimental box body, and the outfall of described drainage pipe is connected with described vacuum pump; Described vacuum grouting system mainly is comprised of grout pipe, grouting pipeline and grout pump, described grout pipe is positioned at described container cavity, described grout pipe is positioned at the place, centre position in the zone that a plurality of described vertical drainage plates surround, described grouting pipeline is communicated with described grout pipe through described experimental box body, and the pulp inlet of described grouting pipeline is connected with described grout pump.
Described grouting pipeline is comprised of grouting elastic hose and grouting rigid conduit, the pulp inlet of described grouting elastic hose is communicated with the grout outlet of described grouting rigid conduit, the grout outlet of described grouting elastic hose is communicated with the top of described grout pipe, the pulp inlet of described grouting rigid conduit is connected with described grout pump by the 6th control valve, be connected with the second vacuum meter for the controlled grouting time started by the first control valve on described grouting rigid conduit, be provided with the second control valve on described grouting rigid conduit, described the 6th control valve, described the second control valve and described the first control valve are along slurry stream to being distributed in successively on described grouting rigid conduit, be connected with the first grouting pressure table on described grout pump.
Be provided with the sensor frame formed by the vertical rod of a plurality of spring slidingtype in described container cavity, described sensor frame is near the inwall of described experimental box body, and described sensor frame is provided with soil pressure sensor for measuring test soil body soil pressure and for measuring the pore water pressure sensor of test soil mass water pressure.
Described drainage pipe is comprised of draining elastic hose and draining rigid conduit, the water inlet of described draining elastic hose is communicated with described the first horizontal drain pipe, the outfall of described draining elastic hose is communicated with the water inlet of described draining rigid conduit, and the outfall of described draining rigid conduit is connected with described vacuum pump by the 3rd control valve.
Described vacuum pump is connected with the first vacuum meter of the vacuum pressure for measuring described vacuum pump by the 4th control valve.
The bottom of described experimental box body is connected with the vacuum fairlead, one end of described vacuum fairlead inserts in the test soil body be positioned in described container cavity, and the other end of described vacuum fairlead is connected with the 3rd vacuum meter for the vacuum pressure of the testing experiment soil body by the 7th control valve.
Be provided with the side plate of being made by polytetrafluoroethylene (PTFE) on the inwall of described experimental box body, the bottom of described experimental box body is provided with for discharging the drain hole of waste water.
The bottom of a plurality of described vertical drainage plates is connected with the second horizontal drain pipe, described the second horizontal drain pipe is positioned at described container cavity, described the second horizontal drain pipe is connected with the bottom discharge pipeline, the water inlet of described bottom discharge pipeline is communicated with described the second horizontal drain pipe through described experimental box body, and the outfall of described bottom discharge pipeline is communicated with the outfall of described draining rigid conduit by the 5th control valve.
Compared with prior art, the utility model has the advantage of: the utility model has comprised experimental box body, low-pressure drainage system and vacuum grouting system, experimental box body has one for placing the container cavity of the test soil body, low-pressure drainage system mainly is comprised of vertical drainage plate, horizontal drain pipe, drainage pipe and vacuum pump, and the vacuum grouting system mainly is comprised of grout pipe, grouting pipeline and grout pump; In the process of utilizing the utility model to be processed the test soil body, at first utilize the vacuum pump in low-pressure drainage system to make to test soil body formation vacuum state, then according to the vacuum in the test soil body, pour into slurries by the grout pump in the vacuum grouting system at reasonable time in the test soil body, on the one hand, in the course of work in the vacuum grouting system, low-pressure drainage system is always in running order, thereby make vacuum grouting system and low-pressure drainage system work simultaneously, improve treatment effeciency, shortened the processing time; On the other hand, due to the test soil body negative pressure that takes full advantage of vacuum and cause, slurries are penetrated in the test soil body relatively easily, improved treatment effeciency.In addition, the utility model can be used for processing the ground of any character, and the mud higher for moisture content, that transmission coefficient is little and muddy foundation, treatment effect is particularly remarkable.
The accompanying drawing explanation
The sectional view that Fig. 1 is the experimental facilities of processing soft soil in the utility model;
The top view that Fig. 2 is the experimental facilities of processing soft soil in the utility model.
The specific embodiment
Below in conjunction with accompanying drawing, embodiment is described in further detail the utility model.
The present embodiment has proposed a kind for the treatment of of soft foundation experimental facilities, and as Fig. 1, it comprises experimental box body, low-pressure drainage system, vacuum grouting system.Experimental box body has one for placing the container cavity 12 of the test soil body; Low-pressure drainage system mainly is comprised of a plurality of vertical drainage plates 6, the first horizontal drain pipe 7, drainage pipe and vacuum pump 1, a plurality of vertical drainage plates 6 and the first horizontal drain pipe 7 are positioned at container cavity 12, the top of a plurality of vertical drainage plates 6 is connected with the first horizontal drain pipe 7 respectively, drainage pipe is connected with the first horizontal drain pipe 7 through experimental box body, and the outfall of drainage pipe is connected with vacuum pump 1; The vacuum grouting system mainly is comprised of grout pipe 9, grouting pipeline and grout pump 17, grout pipe 9 is positioned at container cavity 12, grout pipe 9 is positioned at the place, centre position in the zone that a plurality of vertical drainage plates 6 surround, grout pipe 9 is parallel with a plurality of vertical drainage plates 6, the central axis that is them parallels, the grouting pipeline is connected with grout pipe 9 through experimental box body, and the pulp inlet of grouting pipeline is connected with grout pump 17, and grout pump 17 is injected into the slurries in stock tank 23 in container cavity 12.As Fig. 2, in specific implementation process, the first horizontal drain pipe 7 at an annular of the interior laying of container cavity 12, surrounding at this first horizontal drain pipe 7 is evenly laid four vertical drainage plates 6, and the center of the center in the zone that these four vertical drainage plates 6 are surrounded and annular the first horizontal drain pipe 7 is on same position, insert a grout pipe 9 again on this center, and make grout pipe 9 parallel with four vertical drainage plates 6, their central axis parallels.Horizontal drain pipe is middle transfer passage, and its selection is as long as guarantee that draining is unimpeded, and in specific implementation process, horizontal drain pipe can adopt the horizontal drain pipe that diameter is 50mm.
In the present embodiment, be provided with the side plate 18 of being made by polytetrafluoroethylene (PTFE) on the inwall of experimental box body, for reducing the test soil body and the frictional force of experimental box body when sedimentation, the bottom of experimental box body is provided with a drain hole 19, control the waste water of whether discharging in experimentation by the 8th control valve 208, the bottom of experimental box body also is connected with vacuum fairlead 22, one end of vacuum fairlead 22 is inserted in the test soil body be positioned in container cavity 12, the other end of this vacuum fairlead 22 is connected with the 3rd vacuum meter 13 of vacuum pressure for the testing experiment soil body by the 7th control valve 207.Be provided with the sensor frame 11 formed by the vertical rod of a plurality of spring slidingtype in container cavity 12, sensor frame 11 is provided with soil pressure sensor and pore water pressure sensor, these sensors outlet terminal 14 on casing by experiment are connected with outside resistance strain gauge, the data that these outside resistance strain gauges obtain for reading the sensor.
In the present embodiment, the drainage pipe of low-pressure drainage system is comprised of draining elastic hose 4 and draining rigid conduit 3, one end of draining elastic hose 4 is connected with the first horizontal drain pipe 7, the other end of draining elastic hose 4 is connected with draining rigid conduit 3, on this draining rigid conduit 3, by the 4th control valve 204, is connected with the first vacuum meter 2 for the vacuum pressure of Measuring Vacuum 1.The grouting pipeline of vacuum grouting system is comprised of grouting elastic hose 5 and grouting rigid conduit 16, one end of grouting elastic hose 5 is communicated with the top of grout pipe 9, the other end of grouting elastic hose 5 is connected with an end of grouting rigid conduit 16, on this grouting rigid conduit 16, by the first control valve 201, with the second vacuum meter 15 for the controlled grouting time started, be connected, be provided with the second control valve 202 on grouting rigid conduit 16, the other end of grouting rigid conduit 16 is connected with grout pump 17 by the 6th control valve 206, wherein, the 6th control valve 206, the second control valve 202 and the first control valve 201 are along slurry stream to being distributed in successively on described grouting rigid conduit, also be connected with one on grout pump 17 for determining the first grouting pressure table 211 of grouting concluding time, when the value on this table is equal to or greater than the grouting pressure of setting, grout pump 17 stops grouting automatically.In specific implementation process, also be connected with second a grouting pressure table 212 that pours into the vacuum pressure of the slurries in container cavity 12 for measurement on grouting rigid conduit 16, manually finish grouting by the value that reads the second grouting pressure table 212 in implementation process, now need to close the 6th control valve 206.Here the first control valve 201, the second control valve 202, the 4th control valve 204, the 6th control valve 206, the 7th control valve 207 and the 8th control valve 208 all adopt pressure-control valve.
In specific implementation process, vertical drainage plate 6 is connected with the second horizontal drain pipe 8, the second horizontal drain pipe 8 is communicated with bottom discharge pipeline 24, the discharge ends of bottom discharge pipeline 23 is communicated with the outfall of draining rigid conduit 3 by the 5th control valve 205, close the 3rd control valve 203 during experiment, open the 5th control valve 205 and the 7th control valve 207 and carry out bottom vacuum preloading or the experiment of bottom vacuum grouting.Here the 3rd control valve 203 and the 5th control valve 205 all adopt pressure-control valve.
Carry out the treatment of soft foundation experiment according to the treatment of soft foundation experimental facilities in the present embodiment, specifically comprise the following steps:
1. according to experiment content and the model theory of similarity of carrying out in the inside dimension of the container cavity in the treatment of soft foundation experimental facilities, treatment of soft foundation experimental facilities, determine that the vertical drainage plate in the treatment of soft foundation experimental facilities is inserted into the width of the degree of depth of the test soil body, vertical drainage plate and is inserted into the spacing between the adjacent two blocks of vertical drainage plates in the test soil body.In the present embodiment, the scope of the height of vertical drainage plate is 1000mm～1400mm, and the scope of the width of vertical drainage plate is 40mm～100mm, and the spacing range between adjacent two blocks of vertical drainage plates is 300mm～400mm.
If the experimental result that will carry out at this experimental facilities be generalized to Practical Project in the time, can determine that vertical drainage plate in Practical Project is inserted into the width of the degree of depth in the actual pending soil body, vertical drainage plate and is inserted into the spacing between the adjacent two blocks of vertical drainage plates in the actual pending soil body according to the model theory of similarity and actual requirement of engineering.In the present embodiment, the vertical drainage plate is inserted into the length that the degree of depth of the test soil body is the vertical drainage plate in this experimental facilities, and the vertical drainage plate is inserted into the length that the degree of depth in the actual pending soil body is the vertical drainage plate in Practical Project.
2. fill pending artificial manipulated soil in the container cavity in the treatment of soft foundation experimental facilities, and fix soil pressure sensor and pore water pressure sensor on sensor frame, then this sensor is arranged in pending artificial manipulated soil, be covered with again native sand separation film on the surface of pending artificial manipulated soil, soil sand separation film is close to pending artificial manipulated soil, in experimentation with the sedimentation simultaneously of artificial manipulated soil.
3. be inserted into the degree of depth of the test soil body and the spacing that is inserted into adjacent two blocks of vertical drainage plates of testing the soil body according to height, the vertical drainage plate of vertical drainage plate in the treatment of soft foundation experimental facilities, lay a plurality of vertical drainage plates in pending artificial manipulated soil, lay again the first horizontal drain pipe on native sand separation film, each vertical drainage plate is connected with the first horizontal drain pipe, the first horizontal drain pipe is communicated with drainage pipe, the outfall of drainage pipe is connected with the vacuum pump of experimental box body outside.
4. insert many grout pipes in pending artificial manipulated soil, make every grout pipe be positioned at the place, centre position in the zone that a plurality of vertical drainage plates surround, and make every grout pipe parallel with a plurality of vertical drainage plates, the central axis that is them parallels, then by every grout pipe and grouting pipeline communication, and connecting the second vacuum meter on the grouting pipeline, the pulp inlet of the pipeline that finally will be in the milk is connected with the grout pump of experimental box body outside, and connects the first grouting pressure table on grout pump.
5. cover one deck sand on native sand separation film, and make this layer of sand cover the draining elastic hose in the first horizontal drain pipe, drainage pipe and the ducted grouting elastic hose that is in the milk, cover again thin film to form vacuum state under film on this layer of sand, and be provided for measuring the displacement meter of test soil body settling amount above this film.
6. utilize horizontal drain pipe, vertical drainage plate, vacuum pump, grout pipe and grout pump etc. to be processed pending artificial manipulated soil, obtain the artificial manipulated soil after vacuum grouting is processed, detailed process is as follows:
6.-1, according to the vertical drainage plate, be inserted into the degree of depth of the test soil body, determine that grout pipe is inserted into the degree of depth of pending artificial manipulated soil
, in specific implementation process, generally get
, the degree of depth that is inserted into pending artificial manipulated soil according to grout pipe is calculated the suffered soil pressure average of grout pipe, is designated as
, wherein
For the vertical drainage plate is inserted into the degree of depth of testing the soil body, in implementation process, the experimenter calculates according to known formula in soil mechanics
.
6.-2, the suffered soil pressure average according to the grout pipe in the treatment of soft foundation experimental facilities, calculate grouting pressure, is expressed as:
, wherein,
For pending artificial manipulated soil and the friction factor between grout pipe,
Relevant with the material of grout pipe and pending artificial manipulated soil, its value can be by consulting handbook or obtaining according to experimenter's experience,
For the external diameter of grout pipe,
For the cross-sectional area of grout pipe,
,
For covering the quality of the sand on native sand separation film.
6.-3, open the 4th control valve, the 3rd control valve, the second control valve and vacuum pump, close the 5th control valve and the first control valve, by vacuum pump, drainage pipe, horizontal drain pipe and vertical drainage plate, pending artificial manipulated soil is carried out to the draining processing, the vacuum pressure show value of Real-Time Monitoring the second vacuum meter in drainage procedure, so that the time started of controlled grouting.
6.-4, according to the second vacuum meter, determine the grouting time started, when the scope of its value-40kPa～-during 30kPa, open grout pump, the 6th control valve and the first control valve, grout pump is circulated into the slurries in stock tank in pending artificial manipulated soil by grouting pipeline and grout pipe, read the value that the displacement meter before grouting starts shows simultaneously, this value is the front soil body settling amount of grouting, and after grouting a period of time, the vacuum pressure value of the second vacuum meter levels off to 0, ends grouting.
6. the displacement-5, moved up according to the first grouting pressure table or the soil body or the amount of injecting the slurry of container cavity are determined the grouting concluding time: when the value of the first grouting pressure table is equal to or greater than
The time or the displacement that moves up of the soil body while being equal to or greater than the soil body settling amount before the grouting obtained in step 6.-4 or the amount of injecting the slurry of container cavity while reaching the designing requirement of experiment, close grout pump, grouting finishes, and stops grouting, execution step 6.-6; Otherwise, return to step 6.-4 and continue to carry out.
6.-6, according to displacement meter, determine the out-of-work time of vacuum pump: when the rate of change of the soil body settling amount shown continues to be less than 0.1mm/h and reaches more than 4 hours, close vacuum pump on displacement meter, complete the vacuum grouting of artificial manipulated soil is processed.
In experimentation, the experimenter can read the soil body data that recorded by soil pressure sensor and pore water pressure sensor on resistance strain gauge at any time, and analyzes the characteristic variations situation of artificial manipulated soil in the vacuum grouting processing procedure according to these soil body data.
Claims (8)
1. a treatment of soft foundation experimental facilities, is characterized in that: comprise experimental box body, low-pressure drainage system and vacuum grouting system; Described experimental box body has one for placing the container cavity of the test soil body; Described low-pressure drainage system mainly is comprised of a plurality of vertical drainage plates, the first horizontal drain pipe, drainage pipe and vacuum pump, a plurality of described vertical drainage plates and described the first horizontal drain pipe are positioned at described container cavity, the top of a plurality of described vertical drainage plates is connected with described the first horizontal drain pipe respectively, described drainage pipe is communicated with described the first horizontal drain pipe through described experimental box body, and the outfall of described drainage pipe is connected with described vacuum pump; Described vacuum grouting system mainly is comprised of grout pipe, grouting pipeline and grout pump, described grout pipe is positioned at described container cavity, described grout pipe is positioned at the place, centre position in the zone that a plurality of described vertical drainage plates surround, described grouting pipeline is communicated with described grout pipe through described experimental box body, and the pulp inlet of described grouting pipeline is connected with described grout pump.
2. a kind for the treatment of of soft foundation experimental facilities according to claim 1, it is characterized in that: described grouting pipeline is comprised of grouting elastic hose and grouting rigid conduit, the pulp inlet of described grouting elastic hose is communicated with the grout outlet of described grouting rigid conduit, the grout outlet of described grouting elastic hose is communicated with the top of described grout pipe, the pulp inlet of described grouting rigid conduit is connected with described grout pump by the 6th control valve, be connected with the second vacuum meter for the controlled grouting time started by the first control valve on described grouting rigid conduit, be provided with the second control valve on described grouting rigid conduit, described the 6th control valve, described the second control valve and described the first control valve are along slurry stream to being distributed in successively on described grouting rigid conduit, be connected with the first grouting pressure table on described grout pump.
3. a kind for the treatment of of soft foundation experimental facilities according to claim 1 and 2, it is characterized in that: be provided with the sensor frame formed by the vertical rod of a plurality of spring slidingtype in described container cavity, described sensor frame is near the inwall of described experimental box body, and described sensor frame is provided with soil pressure sensor for measuring test soil body soil pressure and for measuring the pore water pressure sensor of test soil mass water pressure.
4. a kind for the treatment of of soft foundation experimental facilities according to claim 3, it is characterized in that: described drainage pipe is comprised of draining elastic hose and draining rigid conduit, the water inlet of described draining elastic hose is communicated with described the first horizontal drain pipe, the outfall of described draining elastic hose is communicated with the water inlet of described draining rigid conduit, and the outfall of described draining rigid conduit is connected with described vacuum pump by the 3rd control valve.
5. a kind for the treatment of of soft foundation experimental facilities according to claim 4, it is characterized in that: described vacuum pump is connected with the first vacuum meter of the vacuum pressure for measuring described vacuum pump by the 4th control valve.
6. a kind for the treatment of of soft foundation experimental facilities according to claim 5, it is characterized in that: the bottom of described experimental box body is connected with the vacuum fairlead, one end of described vacuum fairlead inserts in the test soil body be positioned in described container cavity, and the other end of described vacuum fairlead is connected with the 3rd vacuum meter for the vacuum pressure of the testing experiment soil body by the 7th control valve.
7. a kind for the treatment of of soft foundation experimental facilities according to claim 6, it is characterized in that: be provided with the side plate of being made by polytetrafluoroethylene (PTFE) on the inwall of described experimental box body, the bottom of described experimental box body is provided with for discharging the drain hole of waste water.
8. a kind for the treatment of of soft foundation experimental facilities according to claim 7, it is characterized in that: the bottom of a plurality of described vertical drainage plates is connected with the second horizontal drain pipe, described the second horizontal drain pipe is positioned at described container cavity, described the second horizontal drain pipe is connected with the bottom discharge pipeline, the water inlet of described bottom discharge pipeline is communicated with described the second horizontal drain pipe through described experimental box body, and the outfall of described bottom discharge pipeline is communicated with the outfall of described draining rigid conduit by the 5th control valve.
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103336105A (en) * | 2013-06-18 | 2013-10-02 | 浙江工业大学 | Soft foundation treatment experiment device and method |
| CN104374680A (en) * | 2014-11-07 | 2015-02-25 | 山东大学 | Slip casting diffusion testing device and testing method using same |
-
2013
- 2013-06-18 CN CN2013203514559U patent/CN203320581U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103336105A (en) * | 2013-06-18 | 2013-10-02 | 浙江工业大学 | Soft foundation treatment experiment device and method |
| CN103336105B (en) * | 2013-06-18 | 2015-03-25 | 浙江工业大学 | Soft foundation treatment experiment device and method |
| CN104374680A (en) * | 2014-11-07 | 2015-02-25 | 山东大学 | Slip casting diffusion testing device and testing method using same |
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