CN109696541A - Simulate the threedimensional model tunnel test device that sedimentation is excavated containing empty formation tunnel - Google Patents
Simulate the threedimensional model tunnel test device that sedimentation is excavated containing empty formation tunnel Download PDFInfo
- Publication number
- CN109696541A CN109696541A CN201910022130.8A CN201910022130A CN109696541A CN 109696541 A CN109696541 A CN 109696541A CN 201910022130 A CN201910022130 A CN 201910022130A CN 109696541 A CN109696541 A CN 109696541A
- Authority
- CN
- China
- Prior art keywords
- cabinet
- tunnel
- sedimentation
- air
- excavated
- 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
- 238000004062 sedimentation Methods 0.000 title claims abstract description 32
- 238000012360 testing method Methods 0.000 title claims abstract description 28
- 230000015572 biosynthetic process Effects 0.000 title claims abstract description 16
- 239000002689 soil Substances 0.000 claims abstract description 37
- 238000004088 simulation Methods 0.000 claims abstract description 20
- 238000007605 air drying Methods 0.000 claims abstract description 15
- 238000005259 measurement Methods 0.000 claims abstract description 9
- 239000003550 marker Substances 0.000 claims description 13
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 12
- 238000007596 consolidation process Methods 0.000 claims description 7
- 229910052742 iron Inorganic materials 0.000 claims description 6
- 239000003381 stabilizer Substances 0.000 claims description 4
- 238000000926 separation method Methods 0.000 claims description 3
- 238000009412 basement excavation Methods 0.000 abstract description 8
- 239000007787 solid Substances 0.000 abstract description 3
- 230000000052 comparative effect Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000012544 monitoring process Methods 0.000 description 2
- 239000011148 porous material Substances 0.000 description 2
- 230000005641 tunneling Effects 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 238000003556 assay Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002775 capsule Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012623 in vivo measurement Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000013178 mathematical model Methods 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 238000002310 reflectometry Methods 0.000 description 1
- 238000012857 repacking Methods 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 238000009738 saturating Methods 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000005341 toughened glass Substances 0.000 description 1
Classifications
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
- G01N33/24—Earth materials
Landscapes
- Life Sciences & Earth Sciences (AREA)
- Health & Medical Sciences (AREA)
- Engineering & Computer Science (AREA)
- Chemical & Material Sciences (AREA)
- Food Science & Technology (AREA)
- Analytical Chemistry (AREA)
- Geology (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Medicinal Chemistry (AREA)
- Physics & Mathematics (AREA)
- Remote Sensing (AREA)
- Biochemistry (AREA)
- General Health & Medical Sciences (AREA)
- General Physics & Mathematics (AREA)
- Immunology (AREA)
- Pathology (AREA)
- Sampling And Sample Adjustment (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention discloses a kind of simulations, and the threedimensional model tunnel test device settled is excavated containing empty formation tunnel, is related to the three dimensional taest model field of tunnel excavation in geotechnical engineering, comprising: cabinet, for placing the soil body;Air vesicle is set in the cabinet by telescopic device, for simulating the variation of edpth of tunnel;Air-drying device is set on the cabinet, for accelerating the soil body in the cabinet to air-dry;Several ballonets are set to the inside of the cabinet, are used to form stratum cavity;And sedimentation deformation measuring device, it is set on the cabinet, for measuring the height of the soil body in cabinet.The invention has the advantages that the solid knot of the intracorporal folk song of case can be accelerated, a large amount of test period can be saved;Measurement is more convenient simple, and can resist the interference of external environment, and precision is higher;Realize the adjustment and comparative test of edpth of tunnel position;Reduce the disturbance to surrounding soil as much as possible, simulates the engineering-environment in true constructing tunnel to the full extent.
Description
Technical field
The present invention relates to the three dimensional taest model field of tunnel excavation in geotechnical engineering, especially a kind of simulation ground containing cavity
The threedimensional model tunnel test device of layer tunnel excavation sedimentation.
Background technique
With the development of China's economic society, the propulsion of urbanization, demand of the country to underground transport development is increasing.
The rail traffics facility such as subway, light rail is built in various regions one after another.The subway tunnel in city and a large amount of highway, Concerning Railway Tunnel Construction
Demand proposes many tests to geotechnical engineering tunneling technology.Currently, the major way of tunneling has shield method, mine
Method, push bench process etc., to before and after tunnel excavation scientific research and Engineering Assessment Method mainly have model testing method, Method for Numerical
Deng.Wherein, model testing method energy image, intuitive simulation tunnel stress, the overall process of deformation and destruction, and can be as needed,
Comprehensively, the true geological structure of simulation complexity, discloses all kinds of factors to the influence during tunnel excavation, to establish new reason
Foundation is provided by with mathematical model.
Existing tunnel threedimensional model experimental rig how to air-dry the soil body, how to realize sedimentation deformation measurement, how mould
How quasi- tunnel excavation process adjusts on simulation tunnel location and has a series of shortcomings.
In terms of air-drying the soil body, existing tunnel threedimensional model experimental rig is all made of the mode of natural air drying, and addition contains
It after the higher soil of water rate, stood for 1 to 2 week, waits the soil body to be air-dried after consolidation reaches test requirements document completely and carry out model test again, this
The drawbacks of method, is to consume more consolidation time.
In terms of observation point displacement measurement, existing tunnel threedimensional model device mostly uses total station, laser range finder etc. to set
It is standby to measure.Total station mostly uses reflecting piece, prism as observation point, layouts more demanding, and the cumbersome, instrument of the step of measuring
Device is expensive, and disadvantage is obvious in small-sized model assay systems;Laser range finder belongs to sensitive optical instrumentation, right
Around luminous environment it is more demanding, the dtr signal in the environment of strong light and backlight, and when testee reflectivity it is weaker, for example
When black, it is difficult to guarantee measurement accuracy, it is weaker to the adaptability of integrated environment.
In terms of simulation tunnel excavation and adjustment tunnel model position, existing tunnel threedimensional model experimental rig is mostly used
The mode excavated manually.After waiting soil solidifying, by manually being excavated according to parameters such as the buried depth in default tunnel, diameters.
The process often causes greatly to disturb to the soil body, in some instances it may even be possible to cause the soil body in model casing that avalanche occurs, cause test failure
The case where.
Summary of the invention
The purpose of the present invention is being directed to existing tunnel threedimensional model experimental rig, a kind of simulation stratum containing cavity is devised
The threedimensional model tunnel test device of tunnel excavation sedimentation, overcomes the limitation of existing tunnel model test apparatus, realizes quick
It air-dries, it is convenient and accurately measure displacement, reduce and excavate to surrounding soil disturbance, is conveniently adjusted the tunnel three-dimensional mould of edpth of tunnel
Type experimental rig.
The technical scheme is that the threedimensional model tunnel test dress of sedimentation is excavated in a kind of simulation containing empty formation tunnel
It sets, comprising: cabinet, for placing the soil body;Air vesicle is set in the cabinet by telescopic device, is buried for simulating tunnel
Deep variation;Air-drying device is set on the cabinet, for accelerating the soil body in the cabinet to air-dry;Several ballonets, setting
In the inside of the cabinet, it is used to form stratum cavity;And sedimentation deformation measuring device, it is set on the cabinet, is used for
Measure the height of the soil body in cabinet.
Further, the side of the cabinet is equipped with permeable slot;The air-drying device is high speed electric fan, the air-dried dress
Set the permeable slot of cabinet described in face.
Further, the front end face of the cabinet be equipped at least two sliding blocks, at least one described sliding block be equipped with it is described
The corresponding through-hole of air vesicle.
Further, the rear end face of the cabinet is equipped with switchable wicket, for controlling ballonet.
Further, the bottom end of the cabinet is equipped with permeable hole, air-dries consolidation for accelerating the intracorporal soil body of the case.
Further, the bottom end of the cabinet is equipped with stabilizer blade, for by the bottom surface of the cabinet and surface separation.
Further, the telescopic device is telescopic rod.
Further, the sedimentation deformation measuring device includes marker, micrometer caliper and at least two measuring rods, institute
It states marker to be set on the intracorporal soil body of the case, the gage button and micrometric screw of the micrometer caliper are separately connected at least one
Root measuring rod, the measuring rod are used for the height of the case in-vivo measurement marker.
Further, the marker is iron nail.
Further, the marker is equipped with multiple rows of.
The beneficial effects of the present invention are: being additionally arranged air-drying device and a large amount of permeable hole, permeable slot etc., case can be accelerated
The intracorporal solid knot of folk song, can save a large amount of test period;The intracorporal sedimentation deformation measuring device of case is used by repacking
High-precision micrometer caliper, measure more convenient simple, and the interference of external environment can be resisted, precision is higher;By flexible
Through-hole on device, air vesicle and sliding block realizes the adjustment and comparative test of edpth of tunnel position;Air vesicle is used respectively
Tunnel and stratum cavity are simulated with ballonet, by way of slowly deflating and taking out, is reduced as much as possible to surrounding soil
Disturbance, simulates the engineering-environment in true constructing tunnel to the full extent.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the application tunnel test device;
Fig. 2 is the structural schematic diagram of the application cabinet, wherein not containing sliding block;
Fig. 3 is the structural schematic diagram of the application sedimentation deformation measuring device.
In above each figure, 1, cabinet;11, permeable slot;12, permeable hole;13, stabilizer blade;14, sliding block;
2, air vesicle;21, telescopic device;
3, air-drying device;
4, sedimentation deformation measuring device;41, micrometer caliper;42, measuring rod.
Specific embodiment
It is of the invention to reach the technical means and efficacy that predetermined goal of the invention is taken further to illustrate, below in conjunction with
Attached drawing and preferred embodiment, to specific embodiment, structure, feature and its effect according to the present invention, detailed description are as follows:
The threedimensional model tunnel test device of sedimentation is excavated in a kind of simulation containing empty formation tunnel, as shown in Figure 1 to Figure 3,
Including cabinet 1, air vesicle 2, air-drying device 3, several ballonets and sedimentation deformation measuring device 4.
With reference to Fig. 1, the soil body in tunnel of knowing the real situation is placed in cabinet 1.The back side, two sided and the bottom surface of cabinet 1 use stainless steel
Material production, front are made of tempered glass, convenient for observation.1 frontal left of cabinet is equipped with dimensioning ruler, to measure
Buried depth.
Air vesicle 2 is arranged in cabinet 1 by telescopic device 21, and the shape of air vesicle 2 is designed to the shape (portion in tunnel
Point), depth of the air vesicle 2 in cabinet 1 is controlled using telescopic device 21, to realize the variation of simulation edpth of tunnel.Atmosphere
There are inflating port and exhaust outlet on capsule 2, can freely inflate deflation.Telescopic device 21 can be adopted as telescopic rod.Preferably, in conjunction with
With reference to Fig. 2, the side of cabinet 1 is equipped with permeable slot 11;Air-drying device 3 be high speed electric fan, 3 face cabinet 1 of air-drying device it is saturating
Wind is blown by sink 11, air-drying device 3 from permeable slot 11, is improved acceleration native in cabinet 1 and is air-dried consolidation.It, can be in case with reference to Fig. 1
Front end face sliding four sliding blocks 14 of setting of body 1, a sliding block 14 are equipped with through-hole corresponding with air vesicle 2, which is used for mould
Quasi- tunnel portal, four sliding blocks 14 can be placed in a different order, realize the different buried depth of tunnel portal arrangement.Here, sliding
Block 4 can be using multiple, and the quantity for being equipped with the sliding block 14 of through-hole does not do specific restriction yet, need to come according to the actual situation
Processing.
With reference to Fig. 1, the high speed electric fan that diameter is slightly less than cabinet 1 is can be used in air-drying device 3, is fixed on using four bolts
On cabinet 1, the permeable slot of 1 side of face cabinet accelerates the soil body in cabinet 1 to air-dry using air flow principles.On this basis,
Permeable hole 12 can also be set in the bottom end of cabinet 1, air-dry consolidation, on this basis, cabinet for accelerating the soil body in cabinet 1
1 bottom end is equipped with stabilizer blade 13 and the bottom surface of cabinet 1 and surface separation is further speeded up permeable process.
The inside (not shown) of cabinet 1 is arranged in several ballonets, and ballonet is pre-filled with the soil that gas is embedded in cabinet 1
In, it after the soil body air-dries consolidation completely, then slowly deflates and takes out, to form stratum cavity.Be it is easy to use, can be in cabinet 1
The one switchable wicket of fan of back side setting, for facilitating control ballonet to manufacture stratum cavity.
With reference to Fig. 1 and Fig. 3, sedimentation deformation measuring device 4 is arranged on cabinet 1, it is preferred that one is arranged on cabinet 1
Sliding slot, the sliding slot for realizing sedimentation deformation measuring device 4 sliding.The height before the soil body air-dries in cabinet 1 is first measured, then
Height after measurement is air-dried, to realize the measurement of sedimentation deformation.Preferably, sedimentation deformation measuring device 4 can be used by changing
The high-precision micrometer caliper of dress, scale division value 0.01mm comprising marker, micrometer caliper 41 and two measuring rods 42.
Marker is arranged on the soil body in cabinet 1, and the gage button and micrometric screw of micrometer caliper 41 are separately connected at least one measurement
Measuring rod 42 is extended and is covered entire cabinet 1, height of the measuring rod 42 for measurement marker in cabinet 1 by bar 42.Marker
The common nail that usable diameter is 5.5mm, length is 70mm lays 2 to 3 rows in cabinet 1, uses sedimentation deformation measuring device
4 measure the sedimentation behind its specified time interval.
In use, adjusting the length of telescopic device 21 and the sequence of sliding block 14 after configuring specified soil sample, make to simulate tunnel
The through-hole of the 2 face sliding block 14 of air vesicle in road records edpth of tunnel with the dimensioning ruler in 1 left side of cabinet.Air vesicle 2 is full of
Gas spreads one layer of sponge at the permeable slot 11 and permeable hole 12 of 1 bottom of cabinet and side respectively, in case soil particle flows out.To case
It bankets in body 1, while laying pore water pressure sensor and soil pressure sensor in preset position, for monitoring cabinet
Soil pressure and pore water pressure inside 1, while being laid on preset position and being used on being full of for simulated formation cavity
The ballonet of gas.After filling up soil, the fan assembly 3 of Quick-air-drying is opened, accelerates the solid knot of folk song in cabinet 1.By one section
Time opens 1 behind wicket of cabinet after the completion of it is air-dried, by the embedding ballonet for being used for simulated formation cavity in advance with
Extremely slow speed is deflated, and is drawn off after the completion of deflating.After a period of time, 2 to 3 rows are laid in 1 top soil layer of cabinet and are used for
Measuring rod 42 is pushed into cabinet 1, records the original height of each iron nail by the iron nail for monitoring sedimentation.Then to simulation tunnel
Air vesicle 2 is slowly deflated, and the variation of soil pressure and water pressure during this is recorded, and each iron nail is re-measured after the completion of deflating
Highly, the height change for every other day measuring an iron nail analyzes its result in conjunction with Water And Earth Pressures in cabinet 1.
Above with reference to preferred embodiment, invention has been described, but protection scope of the present invention is not restricted to
This can carry out various improvement to it and can be replaced wherein with equivalent without departing from the scope of the invention
Component, as long as be not present structural conflict, it is mentioned in the various embodiments items technical characteristic can combine in any way
Get up, and any reference signs in the claims should not be construed as limiting the involved claims, no matter comes from which point
It sees, the present embodiments are to be considered as illustrative and not restrictive.Therefore, any to fall within the scope of the appended claims
All technical solutions be within the scope of the invention.
Claims (9)
1. the threedimensional model tunnel test device that sedimentation is excavated in a kind of simulation containing empty formation tunnel characterized by comprising
Cabinet (1), for placing the soil body;
Air vesicle (2) is set in the cabinet (1), for simulating the variation of edpth of tunnel by telescopic device (21);
Air-drying device (3) is set on the cabinet (1), for accelerating the cabinet (1) the interior soil body to air-dry;
Several ballonets are set to the inside of the cabinet (1), are used to form stratum cavity;And
Sedimentation deformation measuring device (4) is set on the cabinet (1), for measuring the height of cabinet (1) the interior soil body.
2. the threedimensional model tunnel test device of sedimentation is excavated in simulation according to claim 1 containing empty formation tunnel,
It is characterized in that, the side of the cabinet (1) is equipped with permeable slot (11);The air-drying device (3) is high speed electric fan, described to air-dry
The permeable slot (11) of cabinet (1) described in device (3) face.
3. the threedimensional model tunnel test device of sedimentation is excavated in simulation according to claim 1 containing empty formation tunnel,
It is characterized in that, the front end face of the cabinet (1) is equipped at least two sliding blocks (14), at least one described sliding block (14) is equipped with and institute
State the corresponding through-hole of air vesicle (2).
4. the threedimensional model tunnel test device of sedimentation is excavated in simulation according to claim 1 containing empty formation tunnel,
It is characterized in that, the rear end face of the cabinet (1) is equipped with switchable wicket, for controlling ballonet (4).
5. the threedimensional model tunnel test device of sedimentation is excavated in simulation according to claim 1 containing empty formation tunnel,
It is characterized in that, the bottom end of the cabinet (1) is equipped with permeable hole (12), air-dries consolidation for accelerating the soil body in the cabinet (1).
6. the threedimensional model tunnel test device of sedimentation is excavated in simulation according to claim 1 containing empty formation tunnel,
It is characterized in that, the bottom end of the cabinet (1) is equipped with stabilizer blade (13), is used for the bottom surface of the cabinet (1) and surface separation.
7. the threedimensional model tunnel test device of sedimentation is excavated in simulation according to claim 1 containing empty formation tunnel,
It is characterized in that, the telescopic device (21) is telescopic rod.
8. the threedimensional model tunnel test device of sedimentation is excavated in simulation according to claim 1 containing empty formation tunnel,
It is characterized in that, the sedimentation deformation measuring device (4) includes marker, micrometer caliper (41) and at least two measuring rods
(42), the marker is set on the soil body in the cabinet (1), the gage button and micrometric screw of the micrometer caliper (41)
It is separately connected an at least measuring rod (42), height of the measuring rod (42) for measurement marker in the cabinet (1).
9. the threedimensional model tunnel test device of sedimentation is excavated in simulation according to claim 8 containing empty formation tunnel,
It is characterized in that, the marker is iron nail.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910022130.8A CN109696541B (en) | 2019-01-10 | 2019-01-10 | Three-dimensional model tunnel test device for simulating excavation settlement of tunnel with cavity stratum |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201910022130.8A CN109696541B (en) | 2019-01-10 | 2019-01-10 | Three-dimensional model tunnel test device for simulating excavation settlement of tunnel with cavity stratum |
Publications (2)
Publication Number | Publication Date |
---|---|
CN109696541A true CN109696541A (en) | 2019-04-30 |
CN109696541B CN109696541B (en) | 2020-04-10 |
Family
ID=66232632
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201910022130.8A Expired - Fee Related CN109696541B (en) | 2019-01-10 | 2019-01-10 | Three-dimensional model tunnel test device for simulating excavation settlement of tunnel with cavity stratum |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN109696541B (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111595606A (en) * | 2020-05-27 | 2020-08-28 | 山东大学 | Tunnel model test tunnel excavation device and method |
CN113533048A (en) * | 2021-07-16 | 2021-10-22 | 华东交通大学 | Tunnel model test device and method capable of changing tunnel burial depth |
CN114518441A (en) * | 2022-01-27 | 2022-05-20 | 武汉理工大学 | Two-dimensional test model and method for simulating tunnel excavation stratum loss |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104198236A (en) * | 2014-08-11 | 2014-12-10 | 深圳市宇驰检测技术有限公司 | High-efficient soil air-drying and screening device |
CN104297453A (en) * | 2014-11-03 | 2015-01-21 | 中国地质大学(武汉) | Automatic core sample dampness circle test instrument |
CN104713987A (en) * | 2015-01-25 | 2015-06-17 | 北京工业大学 | Model test apparatus for stimulating tunnel excavation process |
CN104792966A (en) * | 2015-04-08 | 2015-07-22 | 西南交通大学 | Testing device and method for simulating stratum cavities caused by subway shield tunnel construction |
CN204594775U (en) * | 2015-05-28 | 2015-08-26 | 中国矿业大学 | Soil dries cloudy integral type air-dry machine |
CN106989572A (en) * | 2017-05-27 | 2017-07-28 | 江苏省农业科学院 | A kind of soil batch Quick-air-drying device |
CN207686751U (en) * | 2017-12-20 | 2018-08-03 | 中北交通建设集团有限公司 | A kind of tunnel excavation ventilation device |
-
2019
- 2019-01-10 CN CN201910022130.8A patent/CN109696541B/en not_active Expired - Fee Related
Patent Citations (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN104198236A (en) * | 2014-08-11 | 2014-12-10 | 深圳市宇驰检测技术有限公司 | High-efficient soil air-drying and screening device |
CN104297453A (en) * | 2014-11-03 | 2015-01-21 | 中国地质大学(武汉) | Automatic core sample dampness circle test instrument |
CN104713987A (en) * | 2015-01-25 | 2015-06-17 | 北京工业大学 | Model test apparatus for stimulating tunnel excavation process |
CN104713987B (en) * | 2015-01-25 | 2017-04-19 | 北京工业大学 | Model test apparatus for stimulating tunnel excavation process |
CN104792966A (en) * | 2015-04-08 | 2015-07-22 | 西南交通大学 | Testing device and method for simulating stratum cavities caused by subway shield tunnel construction |
CN104792966B (en) * | 2015-04-08 | 2016-06-15 | 西南交通大学 | A kind of testing apparatus and method simulating subway shield tunnel construction initiation cavity, stratum |
CN204594775U (en) * | 2015-05-28 | 2015-08-26 | 中国矿业大学 | Soil dries cloudy integral type air-dry machine |
CN106989572A (en) * | 2017-05-27 | 2017-07-28 | 江苏省农业科学院 | A kind of soil batch Quick-air-drying device |
CN207686751U (en) * | 2017-12-20 | 2018-08-03 | 中北交通建设集团有限公司 | A kind of tunnel excavation ventilation device |
Non-Patent Citations (1)
Title |
---|
蔡义等: "浅埋地铁隧道施工影响下含空洞地层的变形特征分析", 《岩土工程学报》 * |
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN111595606A (en) * | 2020-05-27 | 2020-08-28 | 山东大学 | Tunnel model test tunnel excavation device and method |
CN111595606B (en) * | 2020-05-27 | 2021-04-02 | 山东大学 | Tunnel model test tunnel excavation device and method |
CN113533048A (en) * | 2021-07-16 | 2021-10-22 | 华东交通大学 | Tunnel model test device and method capable of changing tunnel burial depth |
CN113533048B (en) * | 2021-07-16 | 2022-10-14 | 华东交通大学 | Tunnel model test device and method capable of changing tunnel burial depth |
CN114518441A (en) * | 2022-01-27 | 2022-05-20 | 武汉理工大学 | Two-dimensional test model and method for simulating tunnel excavation stratum loss |
Also Published As
Publication number | Publication date |
---|---|
CN109696541B (en) | 2020-04-10 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN109696541A (en) | Simulate the threedimensional model tunnel test device that sedimentation is excavated containing empty formation tunnel | |
CN104713987B (en) | Model test apparatus for stimulating tunnel excavation process | |
CN102590468B (en) | Testing system for deep soil freezing/thawing process | |
CN111122337B (en) | Segment soil pressure model test device and method considering shield tail wall post-grouting influence | |
CN108490152A (en) | A kind of transparent soil model experimental rig and its test method of novel analog tunnel excavation | |
CN103866736B (en) | The shake of a kind of ore deposit is on the physical simulation experiment system and method for coal mine underground reservoir impact | |
CN108845108A (en) | The simulator and measuring method of a kind of Compacted Loess seepage flow and settlement after construction | |
CN102426396A (en) | Testing apparatus for simulating deep-displacement-initiated strata deformation coordination mechanism | |
AU2014378590A1 (en) | Transparent frozen soil and preparation method and application thereof | |
CN105527404A (en) | Test system and method for simulating ground loss extension in shield tunnel vertical section | |
CN103953074A (en) | Opened tubular pile hammering injection and static load simulation experiment device and method | |
CN105136507B (en) | The experimental provision of a kind of lab simulation tunnel excavation and method | |
CN203869679U (en) | Monitoring system of simulating excavation apparatus using tunnel pipe roof construction method | |
CN110554169A (en) | tunnel excavation process simulation test device and method | |
CN110967467B (en) | Test system for simulating rainfall induced reverse order particle accumulation body damage | |
CN104007464A (en) | TSP blast hole measuring and charging integrated device and method | |
CN113252549A (en) | Test device and method for simulating safe distance of shield tunneling in karst area | |
CN105043891A (en) | Muddy water fracturing pressure testing device and method used for shield tunnel | |
CN110096718A (en) | A kind of method of the volume of solution cavity in acquisition Carbonate Reservoir | |
CN103575198A (en) | Ground deformation air bag simulation method | |
CN104897872A (en) | Closed goaf mashgas three-dimensional seepage simulation device and simulation method thereof | |
CN104792966A (en) | Testing device and method for simulating stratum cavities caused by subway shield tunnel construction | |
CN107065019A (en) | Applied to road disaster and the 3 D electromagnetic imaging device and application method that collapse detection | |
CN105928486A (en) | Test apparatus and method for measuring neighborhood rain sewage pipeline deformation caused by tunnel construction | |
CN110056335A (en) | Three axis multiple cracks hydraulic fracturing experiments devices of one kind and experimental method |
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 | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200410 |