CN102305844A - Soil pressure cabin model device for soil pressure balance shield construction soil body improvement experiment - Google Patents
Soil pressure cabin model device for soil pressure balance shield construction soil body improvement experiment Download PDFInfo
- Publication number
- CN102305844A CN102305844A CN201110136974A CN201110136974A CN102305844A CN 102305844 A CN102305844 A CN 102305844A CN 201110136974 A CN201110136974 A CN 201110136974A CN 201110136974 A CN201110136974 A CN 201110136974A CN 102305844 A CN102305844 A CN 102305844A
- Authority
- CN
- China
- Prior art keywords
- soil
- cabin
- native
- spiral
- spiral dumper
- 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
Images
Landscapes
- Excavating Of Shafts Or Tunnels (AREA)
- Sampling And Sample Adjustment (AREA)
Abstract
The invention relates to a soil pressure cabin model device for a soil pressure balance shield construction soil body improvement experiment. The device comprises a soil cabin and a spiral soil discharging device. The soil cabin is a sealed container of which the upper part is provided with an opening; a soil cabin cover is arranged at the opening on the upper part and a soil sample pressurized by a lifting jack; a stirring rod is arranged in the soil cabin; the spiral soil discharging device is connected with the bottom of the soil cabin and can discharge soil out of the soil cabin; and the inclination angle of the soil discharging device can be changed in the range of between 20 and 40 degrees, and the upper part of the soil discharging device is provided with a soil discharging port. The device can stimulate the actual conditions in the soil cabin during shield driving, can monitor the change process of the soil cabin, pressure in the spiral soil discharging device and torque of the spiral soil discharging device during testing in real time, and comprehensively evaluate the performance of soil; the inclination angle of the spiral soil discharging device is changed and the influence of the inclination angle on pressure in a shield machine is researched; and the soil discharging amount of the spiral soil discharging device can be measured conveniently, the soil sample discharging efficiency of the spiral soil discharging device is researched, and reference is provided for shield construction parameter optimization.
Description
Technical field
The present invention relates to a kind of soil pressure cabin model test apparatus of soil body improvement test in construction of soil pressure balance shield; This device can be simulated the earth pressure balanced shield, EPBS work progress; Estimate transmission force property, perviousness, the flowability of soil sample; Be applicable to research of improvement soil body benchmark test and application in the balancing earth-pressure shielding machine construction, belong to simulation tunnel following steps of excavating test mechanical hook-up.
Background technology
The earth pressure balanced shield, EPBS construction is a kind of bored tunnel construction method; Its work progress is: the soil body in shield structure the place ahead gets into native cabin through the cutterhead digging; The dregs of soil in the cabin has the required creeping sexual state of shield-tunneling construction after through abundant mixing; In the spiral dumper, form pressure gradient and keep native cabin pressure, and can discharge smoothly and realize driving continuously.It is thus clear that; The performance of the soil body smoothly, is efficiently constructed to it and is had conclusive effect in the shield machine; Yet along with the soil layer scope of using shield-tunneling construction is constantly widened, the soil layer that excavates does not often reach the desired soil body creeping property of shield-tunneling construction, has caused many construction problems.And all rely on the scene to grope to the improvement of the soil body in the site operation or engineering experience is confirmed, and the performance of the improvement soil body lacks corresponding evaluation method, and model test is the test method that can improve soil body performance than thoroughly evaluating of generally acknowledging.Existing model test can be simulated the shield-tunneling construction process, and reaction improves the state variation of the soil body simply, like the Changing Pattern of improvement soil body soil pressure, shearing strength and spiral dumper moment of torsion in the spiral dumper.But less, and can not simulate in the shield-tunneling construction truth of the soil body in the native cabin preferably to the pressure distribution of the soil body in the native cabin and the research of pressure transfer law.Native country ballasting model equipment can be simulated the shield-tunneling construction process, reflects the state variation of soil sample in shield-tunneling construction preferably, like the stirring of the soil body in the native cabin, studies improvement soil body soil pressure Changing Pattern in native cabin and the spiral dumper; The soil body improved effect that compares different additive, thoroughly evaluating improvement soil body performance provides foundation for optimizing the additive formula scheme, is the laboratory testing rig that a kind of reliable evaluation improves soil body performance.Also do not see at present the test unit that has patent report can realize this function.
Summary of the invention
The present invention proposes a kind of soil pressure cabin model test of soil body improvement test in construction of soil pressure balance shield, device mainly comprises native cabin system and spiral dumper system.This device can be simulated shield-tunneling construction; Through changing the angle of inclination and relevant operational factor of spiral dumper; The pressure state change procedure and the spiral dumper torque of the improvement soil body in the research shield machine; Thoroughly evaluating improvement soil body performance; Optimize the additive formula scheme of soil body improvement, improve the construction of shield machine in bad soil layer.
In order to achieve the above object, the present invention has taked following technical scheme.
A kind of soil pressure cabin model equipment of soil body improvement test in construction of soil pressure balance shield; It is characterized in that: this device comprises native cabin, native hatchcover, native cabin lifting jack, stirring rod, stirring motor, native cabin support, concrete bed, spiral dumper, spiral dumper motor, helical rotation device, spiral dumper bearing lifting jack, sensor; Wherein:
Sensor comprises soil pressure sensor, displacement transducer 32 and torque sensor 37; Displacement transducer 32 1 ends are fixed on native hatchcover 3 upper surfaces, and the other end is fixed on the support 1; In the middle of the soil hatchcover 3 native hatchcover soil pressure sensor 33 is set; The setting of soil bulkhead equal intervals is no less than 4 native bulkhead soil pressure sensors 34; Soil Ceiling center is provided with native Ceiling soil pressure sensor 36, and the 8 equal intervals settings of spiral dumper are no less than 3 dumper soil pressure sensors 35; Spiral dumper 8 ends are provided with torque sensor 37.
The present invention has following advantage:
The truth of the soil body in soil cabin when the present invention can simulate shield driving is monitored the pressure state change procedure of soil sample in native cabin in the tunneling process, the spiral dumper in detail, and thoroughly evaluating is improved soil body performance; Through changing its influence of research of spiral dumper angle of inclination to soil pressure in the shield machine; Conveniently measure the unearthed amount of spiral dumper, the unearthed efficient of the spiral dumper of research soil sample provides reference for optimizing the shield-tunneling construction parameter.
Description of drawings
Fig. 1 is the structural representation of the soil pressure cabin model equipment of a kind of soil body improvement test in construction of soil pressure balance shield of the present invention;
Fig. 2 is native cabin stirring apparatus synoptic diagram among the present invention;
Fig. 3 is spiral dumper wheelwork synoptic diagram among the present invention;
Fig. 4 is the structural representation of spiral dumper among the present invention;
Fig. 5 is the structural representation of spiral dumper gearing among the present invention;
Fig. 6 is sensor distribution plan among the present invention.
Among the figure: 1; Soil cabin support, 2; Soil cabin lifting jack, 3; The soil hatchcover; 4; Stirring rod, 5; The soil cabin, 6; Stir motor; 7; Concrete bed, 8; The spiral dumper, 9; Spiral dumper wheelwork; 10; Spiral dumper bearing lifting jack, 11; Spiral dumper motor, 12; Soil-discharging port; 13; Spiral dumper bearing, 14; Screw rod, 15; Transmission shaft; 16; Bolt, 17; Circular fixed head, 18; The pulley packoff; 19; Flange, 20; The stainless steel steel ball, 21; The outer spherical shell that rotates; 22; Interior spherical shell, 23 of rotating; Bolt hole, 24; Axle in the spiral dumper; 25; Spiral dumper urceolus, 26; Helical blade, 27; Bolt; 28; The soil output stationary installation; 29; The pulley packoff, 30; Steel pipe, 31; Transmission shaft; 32; Displacement meter; 33; Soil hatchcover soil pressure pressure gauge, 34; Soil bulkhead soil pressure pressure gauge, 35; Spiral dumper soil pressure sensor; 36 native Ceiling soil pressure sensors, 37; Torque sensor.
Embodiment
1～Fig. 6 does further explain to the present invention below in conjunction with accompanying drawing.
As shown in Figure 1, native cabin 5 is upper opening cuboid container, has better seal property, can bear the pressure of 0.3Mpa, and the bottom is fixed on the concrete bed 7.5 both sides, soil cabin are provided with support 1; Establish a crossbeam on the support 1 of 5 tops, soil cabin; Flexible vertically downward native cabin lifting jack 2 is installed at the crossbeam center; Soil cabin lifting jack 2 connects native hatchcover 3; Has the hermetic seal bar around the soil hatchcover 3; Soil cabin lifting jack 2 is through soil sample pressurization in 3 pairs of native cabins 5 of native hatchcover, and the stroke of native cabin lifting jack 2 can reach 800mm.Soil tank 5 with internal stirring rod 4, a stirring rod 4 cabins 5 across the soil inside the stirring rod 4 cabins 5 External Connection soil mixing motor 6; side of the lower part of the soil tank 5 has a circular opening which connected spiral row earthenware rotating device 9, spiral rows of earthenware rotating device 9 is connected internally spiral rows of earthenware 8, spiral rows of earthenware 8 inside the screw 14, the screw 14 diameter and dumping 8 is a gap about 5mm, close spiral rows of earthenware 8 end of the bottom set circular with a diameter of 160mm dump port 12, the screw 14 screw terminal connection row earthenware motor 11, spiral dump 8 and motor are connected together and through the screw jack 10 Dump Holder fixed to the carrier 13, by spiral Dump Holder lifting jack 10 spiral rows of earthenware 8 changing the tilt angle.
As shown in Figure 2, described native cabin stirring apparatus is by fixed head 17, transmission shaft 15 with stir motor 6 and form.Stirring rod 4 makes and is fixed by bolts on the fixed head 17; Transmission shaft 15 uses bolt 16 to be fixed on plate 17 centers; Fixed head 17 is close to the inwall in native cabin 5; Fixed head 17 links to each other with native cabin 5 outside stirring motor 6 through transmission shaft 15, and transmission shaft 15 passes native bulkhead and is provided with pulley packoff 18.
As shown in Figure 3, described spiral dumper wheelwork 9 by stainless steel steel ball 20, interior rotation spherical shell 22, rotate spherical shell 21 outward, flange 19 is formed.In rotate spherical shell 22 and constitute an one-piece construction, interior rotation spherical shell 22 and rotate the angle of inclination that can change spiral dumper 8 between the spherical shell 21 outward through the mutual changing of the relative positions of the rotation of steel ball 20 through stainless steel ball 20 and the outer spherical shell 19 that rotates.The interior spherical shell 22 that rotates is connected with spiral dumper 8 initiating terminals, rotates spherical shell 21 outward and through flange 19 spiral dumper 8 devices is fixed on the native cabin 5.
As shown in Figure 4, described spiral dumper 8 is made up of spiral dumper urceolus 25, screw rod 14 and soil-discharging port 12.Urceolus 25 is that thickness is the cylinder of 10mm, and inside is the screw rod 14 parallel with urceolus 25, and the gap between the urceolus 25 is about 5mm.Screw rod 14 is made up of with blade 25 axle 24 in the screw rod, and blade 25 is the steel plate of 40mm for width, and thickness is 10mm, and spiral welding is connected on the interior axle 24 of screw rod.Near urceolus 25 ends diameter being arranged is the opening 12 of 160mm, and interior shaft end has two adjacent bolts hole 23.
As shown in Figure 5, described spiral dumper gearing is made up of bolt 27, soil output stationary installation 28, pulley packoff 29, steel pipe 30, transmission shaft 31 and spiral dumper motor 11.Soil output stationary installation 28 is right cylinders; Central opening; Diameter is identical with urceolus 25 diameters and be fixed on the urceolus 25; A steel pipe 30 is passed at soil output stationary installation 28 centers; Through 29 sealings of pulley packoff; Axle 24 internal diameters are identical in steel pipe 30 diameters and the spiral dumper, steel pipe 30 left ends deeply in axle 24 1 segment distances and use bolt 27 to fix with it, steel pipe 30 other ends are connected with motor shaft 31.
As shown in Figure 6, described sensor comprise on the native hatchcover, soil pressure sensor, displacement transducer and torque sensor on native bulkhead, native Ceiling and the spiral dumper.Displacement transducer 32 1 ends are fixed on native hatchcover 3 upper surfaces, and the other end is fixed on the support 1, and range is 1000mm.Native hatchcover soil pressure sensor 33 is set in the middle of the soil hatchcover 3 measures native cabin 5 top soil pressures; The setting of soil bulkhead equal intervals is no less than 4 native bulkhead soil pressure sensors 34 and measures the soil pressure variation; Soil Ceiling center is provided with native Ceiling soil pressure sensor 36; Be no less than 3 dumper soil pressure sensors 35 with spaced set on the spiral dumper 8 and measure the soil pressure variation; More than all soil pressure sensor ranges be 0～0.6Mpa, precision is 0.5%.Spiral dumper 8 bottoms are provided with rotating speed and the moment of torsion that torque sensor 37 is measured the spiral dumper.
During use, operation steps is following: prepare about 0.3m
3Soil sample, the native hatchcover 3 that raises is packed soil sample in the native cabin 5 into, fills up native cabin 5 with soil sample and is advisable, and starts 2 pairs of soil bodys of native cabin lifting jack and is pressurized to set pressure; Start and stir motor 6, rotate stirring rod 4 in the native cabin 5, the setting rotational angular velocity is 5rev/min, and the simulation cutterhead rotates, and fully stirs the soil body in the native cabin 5; Start spiral dumper bearing lifting jack 10, the angle of inclination of adjustment spiral dumper 8; Open spiral dumper opening 12; Start spiral dumper motor 11; Set spiral dumper 8 rotating speeds; It is constant in the casting process, to keep native cabin jack pressure 2; When treating that native cabin lifting jack 2 ranges reach 600mm; Close spiral dumper motor 11, clear up the dregs in native cabin 5 and the spiral dumper 8.
Claims (1)
1. the soil pressure cabin model equipment of a soil body improvement test in construction of soil pressure balance shield; It is characterized in that: this device comprises native cabin, native hatchcover, native cabin lifting jack, stirring rod, stirring motor, native cabin support, concrete bed, spiral dumper, spiral dumper motor, helical rotation device, spiral dumper bearing lifting jack, sensor; Wherein:
Soil cabin (5) is the closed container of a upper opening, and the bottom is fixed on the concrete bed (7); The support (1) of top, soil cabin is established a crossbeam, and flexible vertically downward native cabin lifting jack (2) is installed at the crossbeam center, and lifting jack connects native hatchcover (3), has the hermetic seal bar around the native hatchcover; Inside, soil cabin (5) is provided with stirring rod (4), and stirring rod (4) is fixed on the fixed head (17), and fixed head (17) is close to the inwall of native cabin (5), crosses the inside of native cabin (5), and links to each other with native cabin (5) outside stirring motor (6) through transmission shaft (15); Soil cabin (5) one side lower parts connect spiral dumper (8) through spiral dumper wheelwork (9); Spiral dumper wheelwork (9) by steel ball (20), interior rotation spherical shell (22), rotate spherical shell (21) outward, flange (19) is formed; The interior spherical shell (22) that rotates constitutes an one-piece construction through stainless steel ball (20) and outer rotation spherical shell (19); The interior spherical shell (22) that rotates is connected with spiral dumper (8) initiating terminal, rotates spherical shell (21) outward and is fixed on the native cabin (5) through flange (19); Spiral dumper (8) inside is screw rod (14); Terminal below near spiral dumper (8) is provided with soil-discharging port (12); The terminal spiral dumper motor (11) that connects of screw rod (14); Spiral dumper (8) and spiral dumper motor (11) link together, and spiral dumper (8) and spiral dumper motor (11) are fixed on the spiral dumper bearing (13) through spiral dumper bearing lifting jack (10);
Sensor comprises soil pressure sensor, displacement transducer (32) and torque sensor (37); Displacement transducer (32) one ends are fixed on native hatchcover (3) upper surface, and the other end is fixed on the support (1); Native hatchcover soil pressure sensor (33) is set in the middle of the soil hatchcover (3); The setting of soil bulkhead equal intervals is no less than 4 native bulkhead soil pressure sensors (34); Soil Ceiling center is provided with native Ceiling soil pressure sensor (36), and spiral dumper (8) equal intervals setting is no less than 3 dumper soil pressure sensors (35); Spiral dumper (8) end is provided with torque sensor (37).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101369749A CN102305844B (en) | 2011-05-24 | 2011-05-24 | Soil pressure cabin model device for soil pressure balance shield construction soil body improvement experiment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011101369749A CN102305844B (en) | 2011-05-24 | 2011-05-24 | Soil pressure cabin model device for soil pressure balance shield construction soil body improvement experiment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102305844A true CN102305844A (en) | 2012-01-04 |
| CN102305844B CN102305844B (en) | 2013-11-27 |
Family
ID=45379725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011101369749A Expired - Fee Related CN102305844B (en) | 2011-05-24 | 2011-05-24 | Soil pressure cabin model device for soil pressure balance shield construction soil body improvement experiment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102305844B (en) |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104849429A (en) * | 2015-05-08 | 2015-08-19 | 上海城建市政工程（集团）有限公司 | Stratum adaptability test method of shield with soil chamber simulation |
| CN105863655A (en) * | 2016-04-01 | 2016-08-17 | 石家庄铁道大学 | Active soil stirring system of large tunnel boring machine |
| CN107339113A (en) * | 2017-07-18 | 2017-11-10 | 钱江重工有限公司 | One kind is used for rock tunnel(ling) machine movable agitating device |
| CN108318350A (en) * | 2017-10-20 | 2018-07-24 | 同济大学 | A kind of shield soil storehouse fluid slag soil nature shape intelligence assessment method and device |
| CN108457657A (en) * | 2018-03-11 | 2018-08-28 | 北京工业大学 | A kind of test method that simulation Shield Tunneling face is actively destroyed |
| CN108489745A (en) * | 2018-03-11 | 2018-09-04 | 北京工业大学 | A kind of variable cross-section soil pressure balancing type tunnel shielding simulation experiment system |
| CN108506004A (en) * | 2018-03-11 | 2018-09-07 | 北京工业大学 | Soil pressure transfer law device and method inside model shielding machine in active destructive process |
| CN110068473A (en) * | 2019-05-29 | 2019-07-30 | 苏州大学 | A kind of large-diameter earth pressure shield tunnel driving interface simulation test method and its system |
| CN112763365A (en) * | 2020-12-04 | 2021-05-07 | 山东大学 | Test system and method for simulating improved migration of muck |
| CN112901180A (en) * | 2021-01-29 | 2021-06-04 | 中铁二十一局集团轨道交通工程有限公司 | Construction method for air-entrapping drainage tunneling of earth pressure balance shield |
| CN112985856A (en) * | 2021-01-21 | 2021-06-18 | 浙江科技学院 | Operation method of ground entrance-exit type shield model test reaction frame device suitable for angle stepless adjustment |
| CN112985859A (en) * | 2021-01-28 | 2021-06-18 | 浙江科技学院 | Operation method of two-way inclined ground access type shield launching model test device capable of being accurately controlled |
| CN113008584A (en) * | 2021-01-28 | 2021-06-22 | 浙江科技学院 | Method for determining angle adjustment parameters of two-way inclined ground access type shield launching model test capable of being accurately controlled |
| CN114659900A (en) * | 2022-04-06 | 2022-06-24 | 中国船舶科学研究中心 | Pressure test device for simulating myriameter deep sea submerging and surfacing process and operation method |
| CN114858657A (en) * | 2022-07-08 | 2022-08-05 | 广州地铁设计研究院股份有限公司 | Testing device and testing method for evaluating improvement effect of muck |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07260666A (en) * | 1994-03-17 | 1995-10-13 | Sumitomo Heavy Ind Ltd | Soil nature measurement device |
| CN201397283Y (en) * | 2009-05-15 | 2010-02-03 | 河海大学 | Construction site concrete rheology behavior dynamic inspection device |
| CN201497692U (en) * | 2009-07-10 | 2010-06-02 | 天津市建筑科学研究院 | Numerically controlled intelligent tester of concrete viscosity |
| CN101798933A (en) * | 2010-04-13 | 2010-08-11 | 同济大学 | Simulation test system for soil pressure balance shielding screw conveyer |
| CN101915715A (en) * | 2010-07-09 | 2010-12-15 | 北京工业大学 | Stirring device for soil body improvement test in construction of soil pressure balance shield |
| CN202092933U (en) * | 2011-05-24 | 2011-12-28 | 北京工业大学 | Earth pressure cabin model device for earth improvement test in earth pressure balance shield construction |
-
2011
- 2011-05-24 CN CN2011101369749A patent/CN102305844B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07260666A (en) * | 1994-03-17 | 1995-10-13 | Sumitomo Heavy Ind Ltd | Soil nature measurement device |
| CN201397283Y (en) * | 2009-05-15 | 2010-02-03 | 河海大学 | Construction site concrete rheology behavior dynamic inspection device |
| CN201497692U (en) * | 2009-07-10 | 2010-06-02 | 天津市建筑科学研究院 | Numerically controlled intelligent tester of concrete viscosity |
| CN101798933A (en) * | 2010-04-13 | 2010-08-11 | 同济大学 | Simulation test system for soil pressure balance shielding screw conveyer |
| CN101915715A (en) * | 2010-07-09 | 2010-12-15 | 北京工业大学 | Stirring device for soil body improvement test in construction of soil pressure balance shield |
| CN202092933U (en) * | 2011-05-24 | 2011-12-28 | 北京工业大学 | Earth pressure cabin model device for earth improvement test in earth pressure balance shield construction |
Cited By (21)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104849429A (en) * | 2015-05-08 | 2015-08-19 | 上海城建市政工程（集团）有限公司 | Stratum adaptability test method of shield with soil chamber simulation |
| CN105863655A (en) * | 2016-04-01 | 2016-08-17 | 石家庄铁道大学 | Active soil stirring system of large tunnel boring machine |
| CN107339113A (en) * | 2017-07-18 | 2017-11-10 | 钱江重工有限公司 | One kind is used for rock tunnel(ling) machine movable agitating device |
| CN108318350A (en) * | 2017-10-20 | 2018-07-24 | 同济大学 | A kind of shield soil storehouse fluid slag soil nature shape intelligence assessment method and device |
| CN108318350B (en) * | 2017-10-20 | 2024-02-02 | 同济大学 | Intelligent evaluation method and device for flowing slag soil characteristics of shield soil bin |
| CN108457657A (en) * | 2018-03-11 | 2018-08-28 | 北京工业大学 | A kind of test method that simulation Shield Tunneling face is actively destroyed |
| CN108489745A (en) * | 2018-03-11 | 2018-09-04 | 北京工业大学 | A kind of variable cross-section soil pressure balancing type tunnel shielding simulation experiment system |
| CN108506004A (en) * | 2018-03-11 | 2018-09-07 | 北京工业大学 | Soil pressure transfer law device and method inside model shielding machine in active destructive process |
| CN110068473A (en) * | 2019-05-29 | 2019-07-30 | 苏州大学 | A kind of large-diameter earth pressure shield tunnel driving interface simulation test method and its system |
| CN112763365A (en) * | 2020-12-04 | 2021-05-07 | 山东大学 | Test system and method for simulating improved migration of muck |
| CN112985856A (en) * | 2021-01-21 | 2021-06-18 | 浙江科技学院 | Operation method of ground entrance-exit type shield model test reaction frame device suitable for angle stepless adjustment |
| CN112985856B (en) * | 2021-01-21 | 2023-03-17 | 浙江科技学院 | Operation method of ground entrance-exit type shield model test reaction frame device suitable for angle stepless adjustment |
| CN112985859A (en) * | 2021-01-28 | 2021-06-18 | 浙江科技学院 | Operation method of two-way inclined ground access type shield launching model test device capable of being accurately controlled |
| CN113008584A (en) * | 2021-01-28 | 2021-06-22 | 浙江科技学院 | Method for determining angle adjustment parameters of two-way inclined ground access type shield launching model test capable of being accurately controlled |
| CN112985859B (en) * | 2021-01-28 | 2022-05-31 | 浙江科技学院 | Operation method of bidirectional inclined ground access type shield launching model test device |
| CN113008584B (en) * | 2021-01-28 | 2022-06-10 | 浙江科技学院 | Method for determining angle adjustment parameters of ground access type shield launching model test |
| CN112901180B (en) * | 2021-01-29 | 2022-11-04 | 中铁二十一局集团轨道交通工程有限公司 | Construction method for air-entrapping drainage tunneling of earth pressure balance shield |
| CN112901180A (en) * | 2021-01-29 | 2021-06-04 | 中铁二十一局集团轨道交通工程有限公司 | Construction method for air-entrapping drainage tunneling of earth pressure balance shield |
| CN114659900A (en) * | 2022-04-06 | 2022-06-24 | 中国船舶科学研究中心 | Pressure test device for simulating myriameter deep sea submerging and surfacing process and operation method |
| CN114858657A (en) * | 2022-07-08 | 2022-08-05 | 广州地铁设计研究院股份有限公司 | Testing device and testing method for evaluating improvement effect of muck |
| CN114858657B (en) * | 2022-07-08 | 2022-10-14 | 广州地铁设计研究院股份有限公司 | Test method for evaluating improvement effect of muck |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102305844B (en) | 2013-11-27 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102305844A (en) | Soil pressure cabin model device for soil pressure balance shield construction soil body improvement experiment | |
| CN111983197B (en) | Fracture rock mass grouting simulation visualization test system and test method considering stress effect | |
| CN102305021B (en) | Experimental method for simulating dynamic mechanics characteristic of underground drilling rig of air well drilling | |
| CN105952461B (en) | A kind of experimental rig and method for being used to simulate earth pressure balanced shield, EPBS construction sediment improvement | |
| CN107843481B (en) | Shield cutter abrasion test device and test method | |
| CN104458428B (en) | Large-sized fluid-solid-heat multi-field coupling test loading system | |
| CN110346216B (en) | Coal rock triaxial loading test device and method under condition of simulated tunneling disturbance | |
| CN100535267C (en) | Simulation test system for underground construction in city | |
| CN202092933U (en) | Earth pressure cabin model device for earth improvement test in earth pressure balance shield construction | |
| CN106596295A (en) | Angle-variable subzero-temperature direct shear apparatus for rock and test operation method | |
| CN106525575A (en) | Rock joint direct shear test system suitable for CT three-dimensional real-time scanning | |
| CN104614497A (en) | True-triaxial integrated experimental system for fracturing due to flowing pressure, slotting, seepage and gas driving | |
| CN103940968B (en) | Test bed device for tunnel excavating and grouting model and application method of device | |
| CN102706673B (en) | Whole-machine data analysis and testing device for rotary drilling rig | |
| CN103411750A (en) | High-temperature high-pressure full-diameter core crack leaking stoppage instrument | |
| CN2809020Y (en) | Simulation test system for underground engineering | |
| CN113107505B (en) | Multi-mode shield tunneling test research device | |
| CN102226729A (en) | Earth pressure balance (EPB) shield residual soil pressure control model test apparatus | |
| CN217654955U (en) | Three-dimensional permeation grouting simulation test device | |
| CN101879477B (en) | Test device for excavating and stripping cobalt crust and hydrothermal sulfide in deep sea | |
| CN202083507U (en) | Model tester for controlling residue soil pressure of soil pressure balance shield | |
| CN114295492B (en) | Rock mass multi-field coupling rotary cutting drilling testing device and method | |
| CN107179391A (en) | A kind of experimental rig that Under-cross tunnel shallow layer grouting is buried for an ultra shallow | |
| CN102496329B (en) | Physical experimental apparatus for simulation of mudstone smearing, forming and evolution and usage of apparatus | |
| CN109100167A (en) | The Testing Platform of ridge culture crop harvester |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131127 Termination date: 20140524 |