CN103075160A - Visual micro tunnel driving system suitable for model testing - Google Patents
Visual micro tunnel driving system suitable for model testing Download PDFInfo
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- CN103075160A CN103075160A CN2012105596375A CN201210559637A CN103075160A CN 103075160 A CN103075160 A CN 103075160A CN 2012105596375 A CN2012105596375 A CN 2012105596375A CN 201210559637 A CN201210559637 A CN 201210559637A CN 103075160 A CN103075160 A CN 103075160A
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Abstract
The invention discloses a visual micro tunnel driving system suitable for model testing. The visual micro tunnel driving system comprises a tool pan, a light source, a high-speed camera, a dynamic analysis three-dimensional display system, a propelling shaft and a bracket, wherein the propelling shaft is arranged on the bracket; the tool pan, the high-speed camera and the dynamic analysis three-dimensional display system are arranged in sequence on the propelling shaft; and the light source is arranged above the high-speed camera, and is used for providing visual line support for the high-speed camera in a tunnel driving process. The visual micro tunnel driving system has the advantages of high degree of automation, easiness in operating, convenience for excavating, capability of monitoring an excavating process in real time, applicability to automatic and visual excavation of tunnels in geotechnical engineering model testing, and high-speed shooting for recording wall rock driving and damage situations.
Description
Technical field
The present invention relates to a kind of excavation driving real-time monitoring system of in the middle of coal and Gas Outburst model testing, using, especially a kind of visual micro tunnel drivage system of applicable models test.
Background technology
Early 1980s, the king of Fushun branch of Coal Mining Research Institute helps peace by the collection in worksite coal sample, the laboratory moulding, simulation IV, V class outburst danger coal, carry out coal and the experimental study of Gas Outburst One-dimensional simulation, drawn the quantitative relationship between the same vertical stress of intensity of outburst, the gas pressure under the one-dimensional condition.1996, the Meng Xiang of mechanics institute of the Chinese Academy of Sciences people such as jump developed and can change two-dimentional coal and the gas burst experiment device that geostatic stress can change again gas pressure.The Guo Li of China Mining University in 2000 is steady, Yu Qixiang, Jiang Chenglin coal and the Gas Outburst device by exploitation studied variations in temperature in the outstanding process, think in coal and Gas Outburst, the rising of coal temperature discharges elastic energy by the geostatic stress broken coal and causes, temperature reduces then because methane gas desorb and expansion cause, and its variation is raise first rear reduction and continually varying.The Niu Guoqing of Jiaozuo Institute of Technology in 2002, face Aiwa, Liu Mingju etc. have also designed coal and Gas Outburst device, be used for investigating the variations in temperature in coal and the Gas Outburst, result of study is thought in coal and Gas Outburst, expansion acting process and the nonadiabatic process of gas, but the polytropic process close to constant temperature process.2003, method and the special equipment (CN02129366.X) of hidden cavern excavation in a kind of physical model test invented by Tsing-Hua University, this excavation equipment adopts the crooked miniature excavating gear of pre-buried seal wire orientation direction to excavate, but need the pre-buried location of model during excavation, but do not realize visual excavation.In 2004, Cai of Jiaozuo Institute of Technology successfully waited and has designed three-dimensional coal and Gas Outburst analogue experiment installation according to the theory of similarity subsequently, experimental simulation coal and the Gas Outburst under different coal type intensity, three-dimensional stress, the gas pressure condition.2007, the people such as the Yin Guang of University Of Chongqing will, Xu Jiang, bright good fortune have researched and developed large moulded coal and gas outburst simulation test platform, the size of outstanding coal sample is larger when testing in this device, realized the face aerification function of gas source of the gas, be used for exploring the mechanism of action of comprehensive function hypothesis, can carry out different gas pressures, coal and the gas outburst simulation test under the stress differently, coal and the omnidistance playback function of Gas Outburst have been realized by means of high-speed camera, obtain certain scientific achievement in the Gas Disaster prevention and control field, but do not realized the roadway excavation simulation.
Though above experimental rig has been deepened the progress of coal and gas outburst mechanism to a certain extent, more or less have a following shortcoming:
1, coal and Gas Outburst model tunnel are not digging in-situs, can not react more really outstanding process under the coal mine;
2, the high speed video system of record coal and Gas Outburst can not be pushed ahead along with excavation, can't record the Changing Pattern that carries out the tunnel along with excavation;
3, coal and Gas Outburst device all do not have automation excavation system.
Summary of the invention
The object of the present invention is to provide a kind of mechanization automatically to excavate system, especially a kind of visual micro tunnel drivage system of applicable models test, simulation and record cross cutting process and coal and the whole process of Gas Outburst.
For achieving the above object, the present invention adopts following technical scheme.
A kind of visual micro tunnel drivage system of applicable models test comprises cutterhead, light source, high-speed camera head, dynamic analysis three-dimensional display system, cardan shaft and support; Described cardan shaft is rack-mount, is disposed with cutterhead, high-speed camera head and dynamic analysis three-dimensional display system on the cardan shaft; Described light source is installed in high-speed camera head top, provides the sight line support for the high-speed camera head in the tunnelling process.
Described cardan shaft is the hollow cylinder axle, and bottom and top are the plane, and front end has flock silk sucking opening.
The visual micro tunnel drivage system of described applicable models test can also comprise the camera fixed axis, and the camera fixed axis is thin and long circular axis, is installed on the plane on cardan shaft top by vertical steel rib, follows cardan shaft and advances or retreat; Described high-speed camera head is installed in camera fixed axis the place ahead, and is positioned at the cutterhead rear, by the high-speed photography seizure coal of the thousands of frames of per second and the whole process of Gas Outburst, and then by putting slowly generation, development and the outstanding process of analyzing coal and Gas Outburst.
The visual micro tunnel drivage system of described applicable models test also comprises gyroaxis, and gyroaxis is solid shafting, is installed in cardan shaft inside, can be with movable knife disc to rotate.
The visual micro tunnel drivage system of described applicable models test also comprises bearing, and described bearing is positioned in the middle of gyroaxis and the cardan shaft, and concentric, and bearing plays the effect of supporting and reducing to rub to gyroaxis.
The visual micro tunnel drivage system of described applicable models test also comprises propulsion electric machine and electric rotating machine, and described propulsion electric machine is rack-mount, for driving system provides power; Electric rotating machine is fixed on the cardan shaft away from an end of cutterhead, and electric rotating machine links to each other with gyroaxis by axis of rotation, and is fixed on the cardan shaft, and propulsion electric machine is connected with automatic control system respectively with electric rotating machine.
The visual micro tunnel drivage system of described applicable models test also comprises rack and pinion; Described tooth bar is to have a series of flat boards that equidistantly distribute tooth, is installed on the cardan shaft; Described gear is installed on the propulsion electric machine, by the propulsion electric machine driven rotary, and and tooth bar cooperate, by tooth bar rotation is converted to onward impulse.
Described dynamic analysis three-dimensional display system (for example product type can VW-6000 or 9000) links to each other with the high-speed camera head by wire, rack-mount, and the installation site can be regulated according to on-the-spot needs, to make things convenient for external observation, record country rock driving and destruction situation.
Described cutterhead is the yi word pattern cutterhead, and the front is provided with hobboing cutter.
The height of described support is adjustable, comprises framework matrix, spacing pulley, rach slot, bottom elevation oil cylinder and translation roller; The bottom of described framework matrix is with the translation roller, and the bottom elevation oil cylinder is fixed on the framework matrix by forward flange, and links to each other with automatic control system, realizes lifting automation control; The dynamic analysis three-dimensional display system can be laid in the bottom of framework matrix, and center rest, and framework matrix top has spacing pulley and rach slot, is used for preventing that cardan shaft from rotating in the process of advancing, and support is connected with automatic control system.
The speed that cutter head rotates can be adjusted easily; Advancing or retreating of cutter head can be controlled arbitrarily; The replacing of cutter head is convenient; Particle cleaning during punching is convenient, can pass through the flock silk sucking opening sucking-off; Energy Real-Time Monitoring digging process, and outstanding process under the high-speed record.
When model need to excavate, this device is moved to the correct position of close model, start automatic control system, the control support is raised up to rational position and locking, the work of control electric rotating machine, by the rotation of gyroaxis band movable knife disc, moved horizontally the automation excavation of implementation model by propulsion electric machine control cutterhead.
The invention has the beneficial effects as follows: automaticity is high, easy to operate, excavation is convenient, and energy Real-Time Monitoring digging process can be applicable to the automation of geotechnical engineering model testing tunnel, visual excavation, and high-speed camera record country rock driving and destruction situation.
Description of drawings
Fig. 1 is the structural representation of experimental rig of the present invention;
Fig. 2 is high speed video system structural representation of the present invention;
Fig. 3 is brackets with height-adjustable structural representation of the present invention;
Fig. 4 is that the present invention rotates the driving system structural representation
Wherein 1. cutterheads, 2. gyroaxis, 3. light source, 4. high-speed camera head, 5. camera fixed axis, 6. tooth bar, 7. gear, 8. propulsion electric machine, 9. dynamic analysis three-dimensional display system, 10. cardan shaft, 11. supports, 12. electric rotating machines, 13. bearing, the spacing pulley of 11-1., 11-2. rach slot, 11-3. hoist cylinder, 11-4. framework matrix, 11-5. translation roller.
The specific embodiment
The present invention is further described below in conjunction with drawings and Examples.
As shown in Figure 1, the visual micro tunnel drivage system of the applicable models of present embodiment test comprises cutterhead 1, light source 3, high-speed camera head 4, dynamic analysis three-dimensional display system 9, cardan shaft 10 and support 11; Described cardan shaft 10 is installed on the support 11, is disposed with cutterhead 1, high-speed camera head 4 and dynamic analysis three-dimensional display system 9 on the cardan shaft 10; Described light source 3 is installed in high-speed camera head 4 tops, provides the sight line support for high-speed camera head 4 in the tunnelling process;
Described cardan shaft 10 is the hollow cylinder axle, and bottom and top are the plane, and front end has flock silk sucking opening, can be by flock silk sucking opening with the chip sucking-off in the digging laneway process;
The visual micro tunnel drivage system of the applicable models of present embodiment test also comprises camera fixed axis 5, and camera fixed axis 5 is thin and long circular axis, is installed on the plane on cardan shaft 10 tops by vertical steel rib, follows cardan shaft 10 and advances or retreat; Described high-speed camera head 4 is installed in camera fixed axis 5 the place aheads, and be positioned at cutterhead 1 rear, by the high-speed photography seizure coal of the thousands of frames of per second and the whole process of Gas Outburst, and then by putting slowly generation, development and the outstanding process of analyzing coal and Gas Outburst;
The visual micro tunnel drivage system of the applicable models test of present embodiment also comprises gyroaxis 2, and gyroaxis 2 is solid shafting, is installed in cardan shaft 10 inside, can be with movable knife disc 1 to rotate;
The visual micro tunnel drivage system of the applicable models test of present embodiment also comprises bearing 13, and described bearing 13 is positioned in the middle of gyroaxis 2 and the cardan shaft 10, and concentric, and 13 pairs of gyroaxises 2 of bearing play the effect of supporting and reducing to rub;
The visual micro tunnel drivage system of the applicable models test of present embodiment also comprises propulsion electric machine 8 and electric rotating machine 12, and described propulsion electric machine 8 is installed on the support 11, for driving system provides power; Electric rotating machine 12 is fixed on the cardan shaft 10 end away from cutterhead 1, described electric rotating machine 12 links to each other with gyroaxis 2 by axis of rotation, be provided with square opening on the axis of rotation, gyroaxis 2 ends are processed as square pole, when axis of rotation links to each other with gyroaxis 2 square pole inserted in the square opening and fixing, electric rotating machine 12 is fixed on the cardan shaft 10 by forward flange; Propulsion electric machine 8 is connected with automatic control system respectively with electric rotating machine 12;
The visual micro tunnel drivage system of the applicable models test of present embodiment also comprises tooth bar 6 and gear 7; Described tooth bar 6 is installed on the cardan shaft 10 for to have a series of flat boards that equidistantly distribute tooth; Described gear 7 is installed on the propulsion electric machine 8, by propulsion electric machine 8 driven rotary, and and tooth bar 6 cooperate, by tooth bar 6 rotation is converted to onward impulse;
The product type of described dynamic analysis three-dimensional display system 9 is VW-6000 or 9000, link to each other with high-speed camera head 4 by wire, be installed on the support 11, and the installation site can be regulated according to on-the-spot needs, to make things convenient for external observation, record country rock driving and destruction situation;
Described cutterhead 1 is the yi word pattern cutterhead, and the front is provided with hobboing cutter;
The height of described support 11 is adjustable, comprises framework matrix 11-4, spacing pulley 11-1, rach slot 11-2, bottom elevation oil cylinder 11-3 and translation roller 11-5; The bottom of described framework matrix 11-4 is with translation roller 11-5, and bottom elevation oil 11-3 is fixed on the framework matrix 11-4 by forward flange, and links to each other with automatic control system, realizes lifting automation control; Have transversely arranged a series of steel ribs in the middle of the bottom of framework matrix 11-4, can lay dynamic analysis three-dimensional display system 9, and center rest 11, framework matrix 11-4 top has spacing pulley 11-1 and rach slot 11-2, be used for preventing that cardan shaft 10 from rotating in the process of advancing, support is connected with automatic control system.
Although above-mentionedly by reference to the accompanying drawings the specific embodiment of the present invention is described; but be not limiting the scope of the invention; one of ordinary skill in the art should be understood that; on the basis of technical scheme of the present invention, those skilled in the art do not need to pay various modifications that creative work can make or distortion still in protection scope of the present invention.
Claims (10)
1. the visual micro tunnel drivage system of an applicable models test is characterized in that, comprises cutterhead, light source, high-speed camera head, dynamic analysis three-dimensional display system, cardan shaft and support; Described cardan shaft is rack-mount, is disposed with cutterhead, high-speed camera head and dynamic analysis three-dimensional display system on the cardan shaft; Described light source is installed in high-speed camera head top, provides the sight line support for the high-speed camera head in the tunnelling process.
2. the visual micro tunnel drivage system of applicable models test as claimed in claim 1 is characterized in that described cardan shaft is the hollow cylinder axle, and bottom and top are the plane, and front end has flock silk sucking opening.
3. the visual micro tunnel drivage system of applicable models as claimed in claim 2 test, it is characterized in that, also comprise the camera fixed axis, the camera fixed axis is thin and long circular axis, be installed on the plane on cardan shaft top by vertical steel rib, follow cardan shaft and advance or retreat; Described high-speed camera head is installed in camera fixed axis the place ahead, and is positioned at the cutterhead rear, by the high-speed photography seizure coal of the thousands of frames of per second and the whole process of Gas Outburst, and then by putting slowly generation, development and the outstanding process of analyzing coal and Gas Outburst.
4. the visual micro tunnel drivage system of applicable models test as claimed in claim 1 is characterized in that also comprise gyroaxis, gyroaxis is solid shafting, is installed in cardan shaft inside, can be with movable knife disc to rotate.
5. the visual micro tunnel drivage system of applicable models test as claimed in claim 4 is characterized in that also comprise bearing, described bearing is positioned in the middle of gyroaxis and the cardan shaft, and concentric, and bearing plays the effect of supporting and reducing to rub to gyroaxis.
6. the visual micro tunnel drivage system of applicable models test as claimed in claim 4 is characterized in that also comprise propulsion electric machine and electric rotating machine, described propulsion electric machine is rack-mount, for driving system provides power; Electric rotating machine is fixed on the cardan shaft away from an end of cutterhead, and electric rotating machine links to each other with gyroaxis by axis of rotation, and is fixed on the cardan shaft, and propulsion electric machine is connected with automatic control system respectively with electric rotating machine.
7. the visual micro tunnel drivage system of applicable models test as claimed in claim 6 is characterized in that, also comprises rack and pinion; Described tooth bar is installed on the cardan shaft; Described gear is installed on the propulsion electric machine, by the propulsion electric machine driven rotary, and and tooth bar cooperate, by tooth bar rotation is converted to onward impulse.
8. the visual micro tunnel drivage system of applicable models as claimed in claim 1 test, it is characterized in that, described dynamic analysis three-dimensional display system links to each other with the high-speed camera head by wire, rack-mount, and the installation site can be regulated according to on-the-spot needs, to make things convenient for external observation, record country rock driving and destruction situation.
9. the visual micro tunnel drivage system of applicable models test as claimed in claim 1 is characterized in that described cutterhead is the yi word pattern cutterhead, and the front is provided with hobboing cutter.
10. the visual micro tunnel drivage system of applicable models test as claimed in claim 1 is characterized in that described support is adjustable for height support, comprises framework matrix, spacing pulley, rach slot, bottom elevation oil cylinder and translation roller; The bottom of described framework matrix is with the translation roller, and the bottom elevation oil cylinder is fixed on the framework matrix by forward flange, and links to each other with automatic control system, realizes lifting automation control; The dynamic analysis three-dimensional display system can be laid in the bottom of framework matrix, and center rest, and framework matrix top has spacing pulley and rach slot, is used for preventing that cardan shaft from rotating in the process of advancing.
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Cited By (7)
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CN103437771A (en) * | 2013-07-29 | 2013-12-11 | 同济大学 | Indoor model test device capable of simulating slurry balance shield construction and use method thereof |
CN105114082A (en) * | 2015-07-31 | 2015-12-02 | 河南理工大学 | Experimental apparatus capable of excavating tunnels with various sectional shapes |
CN106595508A (en) * | 2016-12-27 | 2017-04-26 | 山东大学 | Measuring device and measuring method for surrounding rock deformation of geotechnical model test |
CN106644541A (en) * | 2016-11-15 | 2017-05-10 | 重庆大学 | Excavation device for three-direction loading three-dimensional similar simulation test excavation system |
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 |
WO2020118776A1 (en) * | 2018-12-11 | 2020-06-18 | 山东大学 | True three-dimensional physical model testing system for simulating burst water disaster in deep cavern |
CN117072186A (en) * | 2023-10-18 | 2023-11-17 | 东北大学 | Arch tunnel excavation device for three-dimensional geological model test |
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Cited By (9)
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CN103437771A (en) * | 2013-07-29 | 2013-12-11 | 同济大学 | Indoor model test device capable of simulating slurry balance shield construction and use method thereof |
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CN106644541A (en) * | 2016-11-15 | 2017-05-10 | 重庆大学 | Excavation device for three-direction loading three-dimensional similar simulation test excavation system |
CN106595508A (en) * | 2016-12-27 | 2017-04-26 | 山东大学 | Measuring device and measuring method for surrounding rock deformation of geotechnical model test |
WO2020118776A1 (en) * | 2018-12-11 | 2020-06-18 | 山东大学 | True three-dimensional physical model testing system for simulating burst water disaster in deep cavern |
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 |
CN117072186A (en) * | 2023-10-18 | 2023-11-17 | 东北大学 | Arch tunnel excavation device for three-dimensional geological model test |
CN117072186B (en) * | 2023-10-18 | 2024-01-02 | 东北大学 | Arch tunnel excavation device for three-dimensional geological model test |
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