CN203296777U - Simulation experiment device of tunnel boring machine - Google Patents
Simulation experiment device of tunnel boring machine Download PDFInfo
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- CN203296777U CN203296777U CN201320325402XU CN201320325402U CN203296777U CN 203296777 U CN203296777 U CN 203296777U CN 201320325402X U CN201320325402X U CN 201320325402XU CN 201320325402 U CN201320325402 U CN 201320325402U CN 203296777 U CN203296777 U CN 203296777U
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- hollow drill
- fixed
- cutterhead
- hollow
- slip casting
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Abstract
The utility model discloses a simulation experiment device of a tunnel boring machine and belongs to the technical field of tunnel boring experiment simulation. The simulation experiment device comprises a machine frame, a guide rail and a sliding box, wherein the sliding box is fixedly provided with a grouting container and a machine case, a motor is installed in the machine case, an output shaft of the motor extends into the grouting container, the front end of the output shaft is sequentially connected with a hollowed-out drill rod and a hollow drill rod, the hollow drill rod extends out from the front end of the grouting container, a cutterhead is fixed to the front end of the hollow drill rod, the grouting container is provided with a grouting port and an inflation valve, the air inflation valve is connected with an air conveying pipe which is connected to an air pump, the air pump is installed on the machine frame, and a handle is fixed to the rear portion of the machine case and provided with a speed reducing switch. The simulation experiment device is mainly used for simulating the construction technology and construction processes of the TBM in tunnel boring, and accordingly, unloading processes and damage characteristics of surrounding rock after construction performed by the TBM are studied so as to study stability control of the surrounding rock.
Description
Technical field
The utility model relates to the broken rock experimental facilities in tunnel, belongs to tunnel piercing technique of experimental simulation field.
Background technology
It is the key issue that the TBM construction safety is controlled that surrounding rock stability is controlled, and adjoining rock stability is controlled time effect and the supporting control mechanism that must understand fully surrouding rock deformation.The time effect of rock and urgently furtheing investigate with the relation of country rock long-time stability under TBM driving.Multiple support action and adjoining rock stability are controlled aspect research under TBM driving condition, " bolt-spary supports+secondary lining " and " section of jurisdiction+beans gravel+country rock " etc. are the principal modes of TBM tunnel support, current design of its support still depends on engineering analog method, the mechanism of action of multiple supporting and protection structure rarely has research, and design of its support lacks theoretical direction.
Therefore, for deep compound stratum TBM construction safety and adjoining rock stability, control, deep compound stratum TBM country rock-support system long-time stability, have great Research Significance.Yet in Practical Project, TBM equipment is too huge, the TBM construction technology is too complicated, for the break problems such as space-time rule, stability control problem of evolution process, deformation pattern, deformation fracture of the surrouding rock deformation (containing supporting and protection structure) that runs in construction, can't obtain good observation experiment effect, existing tunnel machine analogue experiment installation complex structure, certain limitation be arranged.Existing simultaneously is that experimental rig often can only be simulated this simple link of driving, can't simulate a whole set of construction technology and the construction process of TBM construction.
Summary of the invention
In order to overcome above-mentioned the deficiencies in the prior art part, the utility model provides a kind of tunnel machine analogue experiment installation, effectively simulation tunnel development machine TBM, at construction technology and the construction process of tunnel piercing, controls and studies uninstall process, damage characteristic and the surrounding rock stability of country rock after the TBM construction better more easily.
the utility model is achieved by the following technical solution: a kind of tunnel machine analogue experiment installation, it comprises frame, on frame, be fixed with guide rail, on guide rail, be connected with the slip case, on the slip case, be fixed with slip casting container and cabinet, motor is housed in cabinet, the output shaft of motor stretches in described slip casting container, the front end of the output shaft hollow out drilling rod that has been threaded, one end of hollow out drilling rod is connected with described output shaft, the other end of the hollow out drilling rod hollow drill that has been threaded, hollow drill stretches out from the front end of described slip casting container, hollow drill comprises hollow drill first segment and hollow drill second section, between hollow drill first segment and hollow drill second section, be threaded, on described hollow drill second section, be fixed with the pretective sleeve pipe that can dismantle, the front end of described hollow drill first segment is fixed with cutterhead, on the hollow drill first segment at cutterhead rear portion, extend and be fixed with helical blade vertically, on the hollow drill first segment, also be manufactured with a plurality of gunniting holes, described output shaft, the hollow out drilling rod, hollow drill and cutterhead are on same axis, the part that described output shaft and hollow drill pass described slip casting container is equipped with sealing mat, on described slip casting container, grouting port and charging valve are arranged, on charging valve, be connected with appendix, appendix is connected on air pump, air pump is arranged on described frame, described cabinet rear portion is fixed with handle, speed reducing switch is housed on handle.
The front end of described cutterhead is manufactured with some cutters tooth, and the rear end of cutterhead is manufactured with a plurality of slag-drip openings, in cutterhead, is fixed with fan-shaped blade.
Between described pretective sleeve pipe and hollow drill second section, some connecting rods are housed, the two ends of connecting rod are fixed by bolt assembly.
Described slip casting container under-filled has shockproof filler.
Between described slip case and guide rail, by the rack-and-pinion transmission, on the slip case, rocking handle is housed.
On described slip case, cranse is arranged, described slip casting container is fixed in cranse.
A plurality of Retractive legs are housed on described frame.
The beneficial effects of the utility model are: the utility model effectively simulation tunnel development machine TBM at a whole set of construction technology and the construction process of tunnel piercing, with original specimen prefabricated hole, compare, this device can be realized construction tunnel in test specimen, thereby the tunnel after making to excavate in time, on space, more with Practical Project, be consistent, thereby better more easily uninstall process, damage characteristic and the surrounding rock stability of country rock after the TBM construction controlled and studied.Simple in structure, cheap, be convenient to practice and extension.
The accompanying drawing explanation
Below according to drawings and embodiments the utility model is further illustrated.
Fig. 1 is the utility model structural representation;
Fig. 2 is the A-A sectional view of Fig. 1;
Fig. 3 is the B-B sectional view of Fig. 1;
Fig. 4 is the utility model rack construction schematic diagram;
Fig. 5 is the top view of Fig. 4;
Fig. 6 is the utility model cutter head structure schematic diagram;
Fig. 7 is the right view of Fig. 6;
Fig. 8 is the left view of Fig. 6.
in figure, 1, cutterhead, 1-1, fan-shaped blade, 1-2, cutter tooth, 1-3, slag-drip opening, 2, helical blade, 3, gunniting hole, 4, the hollow drill first segment, 5, prop up pretective sleeve pipe, 5-1, connecting rod, 6, the hollow drill second section, 7, the slip casting container, 8, the hollow out drilling rod, 9, grouting port, 10, charging valve, 11, sealing mat, 12, output shaft, 13, cabinet, 14, motor, 15, handle, 16, speed reducing switch, 17, appendix, 18, air pump, 19, frame, 20, the slip case, 20-1, cranse, 21, rocking handle, 22, Retractive leg, 23, guide rail, 24, shockproof filler.
The specific embodiment
as Fig. 1, Fig. 2, Fig. 3, Fig. 4, a kind of tunnel machine analogue experiment installation shown in Figure 5, it comprises frame 19, on frame 19, be fixed with guide rail 23, on guide rail 23, be connected with slip case 20, on slip case 20, be fixed with slip casting container 7 and cabinet 13, motor 14 is housed in cabinet 13, the output shaft 12 of motor 14 stretches in described slip casting container 7, the front end of the output shaft 12 hollow out drilling rod 8 that has been threaded, one end of hollow out drilling rod 8 is connected with described output shaft 12, the other end of hollow out drilling rod 8 hollow drill that has been threaded, hollow drill stretches out from the front end of described slip casting container 7, hollow drill comprises hollow drill first segment 4 and hollow drill second section 6, between hollow drill first segment 4 and hollow drill second section 6, be threaded, on described hollow drill second section 6, be fixed with the pretective sleeve pipe 5 that can dismantle, the front end of described hollow drill first segment 4 is fixed with cutterhead 1, on the hollow drill first segment 4 at cutterhead 1 rear portion, extend and be fixed with helical blade 2 vertically, on hollow drill first segment 4, also be manufactured with a plurality of gunniting holes 3, described output shaft 12, hollow out drilling rod 8, hollow drill and cutterhead 1 are on same axis, the part that described output shaft 12 and hollow drill pass described slip casting container 7 is equipped with sealing mat 11, grouting port 9 and charging valve 10 are arranged on described slip casting container 7, on charging valve 10, be connected with appendix 17, appendix 17 is connected on air pump 18, air pump 18 is arranged on described frame 19, described cabinet 13 rear portions are fixed with handle 15, speed reducing switch 16 is housed on handle 15.
As Fig. 6, Fig. 7, shown in Figure 8, the front end of described cutterhead 1 is manufactured with some cutter tooth 1-2, and the rear end of cutterhead 1 is manufactured with a plurality of slag-drip opening 1-3, in cutterhead 1, is fixed with fan-shaped blade 1-1.
As shown in Figure 3, between described pretective sleeve pipe 5 and hollow drill second section 6, some connecting rod 5-1 are housed, the two ends of connecting rod 5-1 are fixed by bolt assembly.
As shown in Figure 1 and Figure 2, described slip casting container 7 under-filled has shockproof padding foam 24.Between described slip case 20 and guide rail 23, by the rack-and-pinion transmission, rocking handle 21 is housed on slip case 20.
As shown in Figure 4, on described slip case 20, cranse 20-1 is arranged, described slip casting container 7 is fixed in cranse 20-1.
A plurality of Retractive legs 22 are housed on described frame 19.
During use, mole is arranged on the slip case 20 of load-bearing, uses the cranse banding, regulate the height of Retractive leg 22, make it to adapt with the height of test model.Promote handle 15, and press the speed reducing switch 16 on handle, shake rocking handle 21, realize mole moving horizontally on frame, the motor 14 that speed reducing switch drives cabinet 13 the insides rotates, and the output shaft 12 of motor drives hollow out drilling rod 8, hollow drill and cutterhead 1 and rotates, forward driving.When cutterhead 1 driving model, the rock slag of discharge is discharged outside hole through helical blade 2.After completing, headwork starts to carry out slip casting, during slip casting, open grouting port 9, slip casting liquid is filled in slip casting container 7, opens air pump 18, the gas that air pump 18 produces enters in slip casting container 7 through appendix 17 and charging valve 10, slip casting liquid enters in hollow drill from hollow out drilling rod 8, and under the pressure of high pressure draught, pass through hollow drill first segment 4 and hollow drill second section 6, and, from gunniting hole 3 ejections on hollow drill first segment 4, realize the grouting support to tunnel inner wall.Slip casting completes the supporting of laggard line pipe sheet, the lower hollow drill first segment 4 of dismounting, to prop up pretective sleeve pipe 5 and push in the model tunnel, and dismantle and prop up the connecting rod 5-1 between pretective sleeve pipe 5 and hollow drill second section 6, a pretective sleeve pipe 5 will be placed in to the model tunnel internal that has excavated.
The utility model is mainly construction technology and the construction process of simulation tunnel development machine TBM in tunnel piercing, namely tunnels deslagging, slip casting, the section of jurisdiction supporting, study TBM construction uninstall process, the damage characteristic of country rock afterwards whereby, and surrounding rock stability is controlled and studied.By a complete set of construction technology of this unit simulation TBM construction, according to similarity principle, can obtain being similar to the result of field trial, the space-time rule of evolution process, deformation pattern, deformation fracture, stability control problem etc. thereby discovery surrouding rock deformation (containing supporting and protection structure) is broken.
Claims (7)
1. tunnel machine analogue experiment installation, it is characterized in that: it comprises frame (19), on frame (19), be fixed with guide rail (23), on guide rail (23), be connected with slip case (20), on slip case (20), be fixed with slip casting container (7) and cabinet (13), motor (14) is housed in cabinet (13), the output shaft (12) of motor (14) stretches in described slip casting container (7), the front end of output shaft (12) the hollow out drilling rod (8) that has been threaded, one end of hollow out drilling rod (8) is connected with described output shaft (12), the other end of hollow out drilling rod (8) hollow drill that has been threaded, hollow drill stretches out from the front end of described slip casting container (7), hollow drill comprises hollow drill first segment (4) and hollow drill second section (6), between hollow drill first segment (4) and hollow drill second section (6), be threaded, on described hollow drill second section (6), be fixed with the pretective sleeve pipe (5) that can dismantle, the front end of described hollow drill first segment (4) is fixed with cutterhead (1), on the hollow drill first segment (4) at cutterhead (1) rear portion, extend and be fixed with helical blade (2) vertically, on hollow drill first segment (4), also be manufactured with a plurality of gunniting holes (3), described output shaft (12), hollow out drilling rod (8), hollow drill and cutterhead (1) are on same axis, the part that described output shaft (12) and hollow drill pass described slip casting container (7) is equipped with sealing mat (11), grouting port (9) and charging valve (10) are arranged on described slip casting container (7), on charging valve (10), be connected with appendix (17), appendix (17) is connected on air pump (18), air pump (18) is arranged on described frame (19), described cabinet (13) rear portion is fixed with handle (15), speed reducing switch (16) is housed on handle (15).
2. tunnel machine analogue experiment installation according to claim 1, it is characterized in that: the front end of described cutterhead (1) is manufactured with some cutters tooth (1-2), the rear end of cutterhead (1) is manufactured with a plurality of slag-drip openings (1-3), in cutterhead (1), is fixed with fan-shaped blade (1-1).
3. tunnel machine analogue experiment installation according to claim 1, it is characterized in that: between described pretective sleeve pipe (5) and hollow drill second section (6), some connecting rods (5-1) are housed, the two ends of connecting rod (5-1) are fixed by bolt assembly.
4. tunnel machine analogue experiment installation according to claim 1 is characterized in that: described slip casting container (7) under-filled has shockproof filler (24).
5. tunnel machine analogue experiment installation according to claim 1, is characterized in that: between described slip case (20) and guide rail (23), by the rack-and-pinion transmission, rocking handle (21) is housed on slip case (20).
6. tunnel machine analogue experiment installation according to claim 1, it is characterized in that: cranse (20-1) is arranged on described slip case (20), and described slip casting container (7) is fixed in cranse (20-1).
7. tunnel machine analogue experiment installation according to claim 1, is characterized in that: a plurality of Retractive legs (22) are housed on described frame (19).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320325402XU CN203296777U (en) | 2013-06-06 | 2013-06-06 | Simulation experiment device of tunnel boring machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320325402XU CN203296777U (en) | 2013-06-06 | 2013-06-06 | Simulation experiment device of tunnel boring machine |
Publications (1)
| Publication Number | Publication Date |
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| CN203296777U true CN203296777U (en) | 2013-11-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
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| CN201320325402XU Expired - Fee Related CN203296777U (en) | 2013-06-06 | 2013-06-06 | Simulation experiment device of tunnel boring machine |
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| CN (1) | CN203296777U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104807662A (en) * | 2015-04-23 | 2015-07-29 | 天津大学 | Experiment table for simulating real working condition of TBM (Tunnel Boring Machine) construction work |
| CN104833540A (en) * | 2015-04-10 | 2015-08-12 | 徐州徐工基础工程机械有限公司 | Cantilever type tunneler whole machine test device |
| CN105545316A (en) * | 2016-01-29 | 2016-05-04 | 天津大学 | Model test device for simulating shield tunneling machine tunneling in sandy soil |
| CN106908260A (en) * | 2017-01-17 | 2017-06-30 | 同济大学 | A kind of multifunction micro tunnel piercing model assay systems |
| CN108035728A (en) * | 2017-11-22 | 2018-05-15 | 天津大学 | Simulate the characteristics of surrounding rock simulator of TBM construction operation real working condition experimental benches |
| CN109883840A (en) * | 2019-03-29 | 2019-06-14 | 浙江大学 | Underground utilities deformation test system caused by construction is worn under a kind of two-wire shield tunnel |
| CN110656949A (en) * | 2019-08-26 | 2020-01-07 | 山东大学 | Profiling tunneling system and method for model test tunnel excavation of any shape |
| CN117169465A (en) * | 2023-09-06 | 2023-12-05 | 中国矿业大学 | Test device and method for coal-penetrating tunnel tunneling induced coal and gas outburst |
-
2013
- 2013-06-06 CN CN201320325402XU patent/CN203296777U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104833540A (en) * | 2015-04-10 | 2015-08-12 | 徐州徐工基础工程机械有限公司 | Cantilever type tunneler whole machine test device |
| CN104807662A (en) * | 2015-04-23 | 2015-07-29 | 天津大学 | Experiment table for simulating real working condition of TBM (Tunnel Boring Machine) construction work |
| CN104807662B (en) * | 2015-04-23 | 2017-06-20 | 天津大学 | A kind of experimental bench of simulation TBM construction operation real working conditions |
| CN105545316A (en) * | 2016-01-29 | 2016-05-04 | 天津大学 | Model test device for simulating shield tunneling machine tunneling in sandy soil |
| CN105545316B (en) * | 2016-01-29 | 2017-10-10 | 天津大学 | Model test apparatus for simulating shield machine driving in sand |
| CN106908260A (en) * | 2017-01-17 | 2017-06-30 | 同济大学 | A kind of multifunction micro tunnel piercing model assay systems |
| CN108035728A (en) * | 2017-11-22 | 2018-05-15 | 天津大学 | Simulate the characteristics of surrounding rock simulator of TBM construction operation real working condition experimental benches |
| CN109883840A (en) * | 2019-03-29 | 2019-06-14 | 浙江大学 | Underground utilities deformation test system caused by construction is worn under a kind of two-wire shield tunnel |
| CN110656949A (en) * | 2019-08-26 | 2020-01-07 | 山东大学 | Profiling tunneling system and method for model test tunnel excavation of any shape |
| CN117169465A (en) * | 2023-09-06 | 2023-12-05 | 中国矿业大学 | Test device and method for coal-penetrating tunnel tunneling induced coal and gas outburst |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20131120 Termination date: 20160606 |