CN111305895B - Stable transportation system of small-section extra-long tunnel and operation method thereof - Google Patents
Stable transportation system of small-section extra-long tunnel and operation method thereof Download PDFInfo
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- CN111305895B CN111305895B CN202010104142.8A CN202010104142A CN111305895B CN 111305895 B CN111305895 B CN 111305895B CN 202010104142 A CN202010104142 A CN 202010104142A CN 111305895 B CN111305895 B CN 111305895B
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- 238000000034 method Methods 0.000 title claims abstract description 24
- 238000010276 construction Methods 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 7
- 239000002893 slag Substances 0.000 claims description 150
- 238000005086 pumping Methods 0.000 claims description 59
- 238000012545 processing Methods 0.000 claims description 49
- 238000012544 monitoring process Methods 0.000 claims description 15
- 238000001514 detection method Methods 0.000 claims description 14
- 238000004891 communication Methods 0.000 claims description 12
- 238000005303 weighing Methods 0.000 claims description 10
- 238000005096 rolling process Methods 0.000 claims description 9
- 230000000007 visual effect Effects 0.000 claims description 8
- 238000005553 drilling Methods 0.000 claims description 6
- 230000003137 locomotive effect Effects 0.000 claims description 6
- 230000008569 process Effects 0.000 claims description 5
- 239000002689 soil Substances 0.000 claims description 5
- 238000009412 basement excavation Methods 0.000 claims description 4
- 238000009826 distribution Methods 0.000 claims description 4
- 230000000712 assembly Effects 0.000 claims description 3
- 238000000429 assembly Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 3
- 230000006978 adaptation Effects 0.000 claims description 2
- 238000013461 design Methods 0.000 abstract description 4
- 239000010802 sludge Substances 0.000 description 19
- 230000032258 transport Effects 0.000 description 8
- 238000007789 sealing Methods 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 239000013049 sediment Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 229910000975 Carbon steel Inorganic materials 0.000 description 1
- 241000282414 Homo sapiens Species 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000010962 carbon steel Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000010865 sewage Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F13/00—Transport specially adapted to underground conditions
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61G—COUPLINGS; DRAUGHT AND BUFFING APPLIANCES
- B61G5/00—Couplings for special purposes not otherwise provided for
- B61G5/02—Couplings for special purposes not otherwise provided for for coupling articulated trains, locomotives and tenders or the bogies of a vehicle; Coupling by means of a single coupling bar; Couplings preventing or limiting relative lateral movement of vehicles
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F13/00—Transport specially adapted to underground conditions
- E21F13/02—Transport of mined mineral in galleries
- E21F13/025—Shuttle cars
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F13/00—Transport specially adapted to underground conditions
- E21F13/06—Transport of mined material at or adjacent to the working face
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- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21F—SAFETY DEVICES, TRANSPORT, FILLING-UP, RESCUE, VENTILATION, OR DRAINING IN OR OF MINES OR TUNNELS
- E21F17/00—Methods or devices for use in mines or tunnels, not covered elsewhere
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Abstract
The invention discloses a stable transportation system of a small-section extra-long tunnel and an operation method thereof. This stable transportation system in little section extra long tunnel and operation method thereof can realize assembling outside through the extended design with transportation system, fine reaching not only quick but also convenient expand the purpose of putting up to the transportation system subassembly, simplified transportation system's extension work of putting up greatly, need not to spend a large amount of time will put up the structure and transport to the hole in, fine having saved a large amount of manpower and materials, improved the efficiency of construction greatly, improved transportation system's degree of automation simultaneously greatly.
Description
Technical Field
The invention relates to the technical field of tunnel construction, in particular to a stable transportation system of a small-section extra-long tunnel and an operation method thereof.
Background
The tunnel is an engineering building buried in the stratum and is a form of utilizing underground space by human beings, and can be divided into a traffic tunnel, a hydraulic tunnel, a municipal tunnel and a mine tunnel, and the structure of the tunnel comprises a main building and an accessory device. The main part building comprises body and portal, and the accessory equipment is including keeping away car hole, fire control facility, emergent communication and waterproof drainage facility, and long tunnel also has special ventilation and lighting apparatus, and the tunnel is excavating the work progress, needs to transport the outside with the dregs in the tunnel to ensure the normal construction in tunnel.
Referring to the small-section extra-long tunnel transportation system and the transportation method of the chinese patent publication No. CN105221162B, the small-section extra-long tunnel transportation system is divided into an in-tunnel transportation line and an out-tunnel transportation line, the in-tunnel transportation line is a single-track transportation line, and a plurality of meeting lanes are arranged on a track of the single-track transportation line, so that a ballast car in the tunnel can quickly leave the tunnel after loading ballast, an empty-load transportation car can quickly supply ballast to the lower part of the excavating and loading machine for loading ballast, the problem of meeting width requirement of the safety tunnel due to the section is solved, the out-tunnel transportation line is functionally partitioned, quick ballast unloading and use and maintenance of the transportation car are ensured, and a foundation is provided for quick transportation of ballast soil generated by construction in the tunnel, however, the small-section extra-long tunnel transportation system and the:
1) the transportation system is expanded and built more complexly, along with the more deep excavation in tunnel, need build longer track in the tunnel, guarantee the operation of transport vechicle, it needs to spend a large amount of time to transport to the hole to build in the hole, expand the equipment again under dim light, manpower and materials have been wasted greatly, the efficiency of construction is reduced, can not realize externally assembling through the extended design with transportation system, can't reach not only fast but also convenient purpose of expanding and building the transportation system subassembly.
2) The degree of automation is lower, transports through design combination slag car, still needs constructor to carry out the start-up and the stop of artificial control slag car to and the calibration of control conveying system, can not realize through adopting intelligent sensor, carries out automatic positioning and calibration, can't reach the intelligent degree through improving transportation equipment, makes things convenient for constructor to carry out the purpose of being under construction, thereby brings very big inconvenience for constructor's tunnel construction work.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a stable transportation system of a small-section extra-long tunnel and an operation method thereof, and solves the problems that the existing tunnel transportation system is complicated to expand and build and has low automation degree.
(II) technical scheme
In order to achieve the purpose, the invention is realized by the following technical scheme: the utility model provides a stable transportation system in small cross section extra long tunnel, including laying tunnel orbit locomotive subassembly and the tunnel orbit sweep that sets up through the gyro wheel roll on tunnel subaerial single file track, central processing unit and the single file track, one side fixed connection of fixed hinge and tunnel orbit sweep is passed through to one side of tunnel orbit locomotive subassembly, the equal fixed mounting in top of tunnel orbit locomotive subassembly and tunnel orbit sweep has the guardrail frame, the inboard fixed mounting that the top of tunnel orbit locomotive subassembly and tunnel orbit sweep just is located the guardrail frame has the mud pumping box, and the inside of mud pumping box has the mud pipe through mounting bracket fixed mounting, the sediment car track has been laid at the top of mud pumping box, and is provided with the sediment car through the gyro wheel roll on the sediment car track, be provided with tunnel transportation extension subassembly through the gyro wheel roll on the single file track.
The tunnel transportation extension subassembly is taken out mud case and extension slag car track including extension tunnel orbit sweep, extension, the bottom of extension tunnel orbit sweep is passed through gyro wheel and single file track roll connection, and the extension takes out the bottom of mud case and the top fixed connection of extension tunnel orbit sweep, the top of mud case is taken out in the extension is laid to extension slag car track.
Preferably, the front and the back of one side of the expansion tunnel track car plate are fixedly connected with one side of the tunnel track car plate through large fastening bolts and large connecting plates, and the front and the back of one side of the expansion slag car track are fixedly connected with one side of the slag car track through small fastening bolts and small connecting plates.
Preferably, the extension mud pumping pipe is fixedly arranged in the extension mud pumping box through the mounting frame, and one end of the extension mud pumping pipe is fixedly connected with one end of the mud pumping pipe through the connecting device.
Preferably, the connecting device comprises an inner connecting cover, an outer connecting cover and a connecting convex ring, one side of the inner connecting cover is fixedly installed at one end of the expansion mud pumping pipe, one side of the outer connecting cover and one side of the connecting convex ring are fixedly installed at one end of the mud pumping pipe, the inner connecting cover and the outer connecting cover are fixedly connected through a connecting bolt, a sealing gasket is installed between the inner connecting cover and the connecting convex ring, and a material passing hole matched with the connecting convex ring is formed in one side of the inner connecting cover.
Preferably, the slag car comprises a slag car head driving assembly, a slag car electromagnetic braking assembly and a slag car carriage, the number of the slag car carriages is at least four, the number of the slag car head driving assemblies is two, and four, the slag car carriages are movably connected through a hinge device, and the slag car carriage is also movably connected with the slag car head driving assembly through the hinge device.
Preferably, the hinge device comprises two fixing plates and two connecting lugs, the two fixing plates are fixedly installed on the slag car carriage and the slag car head driving assembly through connecting bolts respectively, and the two connecting lugs are hinged through hinge rods.
Preferably, the output end of the central processing unit is electrically connected with the input ends of the sensor detection unit, the data comparison unit, the infrared positioning sensor assembly, the slag car electromagnetic braking assembly, the slag car head driving assembly, the audible and visual alarm and the tunnel track car head assembly respectively, the input end of the central processing unit is electrically connected with the output ends of the feedback module and the power module respectively, the output end of the power module is electrically connected with the input end of the sensor detection unit, the output end of the data comparison unit is electrically connected with the input end of the feedback module, and the central processing unit is wirelessly and bidirectionally connected with the remote monitoring terminal through the wireless communication module.
Preferably, the sensor detection unit comprises a distance sensor and a weighing sensor, the data comparison unit comprises a first data comparison module and a second data comparison module, the output end of the distance sensor is electrically connected with the input end of the first data comparison module, and the output end of the weighing sensor is electrically connected with the input end of the second data comparison module.
The invention also discloses an operation method of the stable transportation system of the small-section extra-long tunnel, which comprises the following steps:
s1, building a tunnel transportation assembly: firstly, drilling a tunnel start gap of 5-10m by a drilling machine, then laying a prefabricated single-row track on the ground of the tunnel start gap, and then building a pre-assembled tunnel track headstock assembly, a tunnel track vehicle plate, a mud pumping box, a guardrail frame, a slag car and a power distribution control system on the single-row track by a crane;
s2, calibration of the transportation system: after the building of the step S1 is completed, the central processing unit and the sensor detection unit are respectively electrified through the power supply module, the central processing unit controls the tunnel track head assembly to drive the transportation system assembled on the tunnel track head assembly to slowly move forwards towards the interior of the tunnel, at the moment, the distance between the tunnel track head assembly and the excavation wall in the tunnel is detected through the distance sensor arranged on the front face of the tunnel track head assembly, the detected distance is transmitted into the first data comparison module of the data comparison unit to be compared with a preset calibration distance value, when the detected distance is equal to or smaller than the standard distance value, the calibration instruction is transmitted to the central processing unit through the feedback module, then the central processing unit controls the tunnel track head assembly to stop running and brake, and the calibration of the transportation system can be completed;
s3, automatic positioning of the slag car: then the central processing unit controls the slag car head driving assembly to drive the slag car carriage to move forwards on the slag car track, when the infrared positioning sensor assembly on the first slag car carriage receives an infrared signal emitted by an infrared emitting end on the slag car track, the central processing unit controls the slag car electromagnetic braking assembly to brake, so that the first slag car carriage stops at the specified position of the excavating equipment, and the excavating equipment in the tunnel can load the slag in the tunnel into the slag car carriage;
s4, filling of the slag car: the weighing sensor arranged in the slag car carriage can detect the weight in the slag car carriage in real time, the detected weight value is transmitted to the second data comparison module and is compared with a preset standard weight value, when the detected weight value is greater than or equal to the standard weight value, the detected weight value is fed back to the central processing unit through the feedback module, then the central processing unit controls the slag car head driving assembly to work, the next slag car carriage is positioned and filled, the central processing unit controls the slag car head driving assembly to transport slag soil to the outside of the tunnel along the slag car track after all the slag car carriages are filled, then unloading is carried out, and after unloading is finished, the slag car runs along the slag car track for one circle and returns to the tunnel for filling again;
s5, expansion of a transportation system: when the tunnel is excavated deeper inwards, the single-row track is continuously paved in the tunnel, the step S2 is repeated for recalibration, then the tunnel track expansion vehicle plate, the expansion sludge pumping box and the expansion slag vehicle track are assembled through the tunnel transportation expansion assembly, and the steps S3 and S4 are repeated for slag soil transportation;
s6, transportation alarm: after the single transportation is finished, the central processing unit controls the audible and visual alarm to give an alarm to warn constructors to notice avoidance.
Preferably, in the whole operation process of the transportation system in steps S1-S5, the central processor transmits the construction transportation data information to the remote monitoring terminal of the control room in real time through the wireless communication module, so that the monitoring personnel can perform remote real-time monitoring management.
(III) advantageous effects
The invention provides a stable transportation system of a small-section extra-long tunnel and an operation method thereof. The method has the following beneficial effects:
(1) the stable transportation system of the small-section extra-long tunnel and the operation method thereof are characterized in that a tunnel transportation expansion assembly is arranged on the single-row track in a rolling way through rollers, the tunnel transportation expansion assembly comprises an expansion tunnel track vehicle plate, an expansion sludge pumping box and an expansion slag vehicle track, the bottom of the expansion tunnel track vehicle plate is connected with the single-row track in a rolling way through the rollers, the bottom of the extended sludge pumping box is fixedly connected with the top of the extended tunnel track vehicle plate, the extended slag vehicle track is laid on the top of the extended sludge pumping box, can realize assembling through the extended design with the conveying system externally, fine reaching not only quick but also convenient expand the purpose of putting up to the conveying system subassembly, simplified the work of putting up in extension of conveying system greatly, need not to spend a large amount of time will put up the structure and transport to the hole in, fine having saved a large amount of manpower and materials, improved the efficiency of construction greatly.
(2) The output end of the central processing unit is respectively electrically connected with the input ends of the sensor detection unit, the data comparison unit, the infrared positioning sensor assembly, the slag car electromagnetic braking assembly, the slag car head driving assembly, the audible and visual alarm and the tunnel track head assembly, the input end of the central processing unit is respectively electrically connected with the output ends of the feedback module and the power module, the output end of the power module is electrically connected with the input end of the sensor detection unit, the output end of the data comparison unit is electrically connected with the input end of the feedback module, the central processing unit is wirelessly and bidirectionally connected with the remote monitoring terminal through the wireless communication module, automatic positioning and calibration can be realized by adopting an intelligent sensor, and the intelligent degree of transportation equipment is well improved, the purpose of facilitating the construction of constructors is achieved, the automation degree of the transportation system is greatly improved, the constructors are not required to manually control the starting and stopping of the slag car, and the transportation system is controlled to be calibrated, so that the tunnel construction work of the constructors is greatly facilitated.
(3) The stable transportation system of the small-section extra-long tunnel and the operation method thereof are characterized in that the connecting device comprises an inner connecting cover, an outer connecting cover and a connecting convex ring, one side of the inner connecting cover is fixedly installed at one end of the expansion mud pumping pipe, one side of the outer connecting cover and one side of the connecting convex ring are fixedly installed at one end of the mud pumping pipe, fixed connection is carried out between the inner connecting cover and the outer connecting cover through a connecting bolt, a sealing gasket is installed between the inner connecting cover and the connecting convex ring, a material passing hole matched with the connecting convex ring is formed in one side of the inner connecting cover, the expansion mud pumping pipe can be quickly installed on the original mud pumping pipe, the installation is firm, the sealing performance is good, and the installation is convenient.
(4) The hinging device comprises two fixing plates and two connecting lugs, the two fixing plates are fixedly mounted on a slag car carriage and a slag car head driving assembly through connecting bolts respectively, the two connecting lugs are hinged through a hinging rod, fine movable connection can be achieved between the slag car carriages, all the slag car carriages of the slag car can be detached, and therefore the expansion and maintenance of the slag car by construction personnel are facilitated.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a side view of the structure of the present invention;
FIG. 3 is a cross-sectional view of the tunnel transport expansion assembly structure of the present invention;
FIG. 4 is an enlarged view of a portion of the invention at A in FIG. 3;
FIG. 5 is a schematic view of the construction of the hinge assembly of the present invention;
FIG. 6 is a top view of the extended tunnel track vehicle panel structure of the present invention;
FIG. 7 is a top view of the mud pumping box and slag car track configuration of the present invention;
FIG. 8 is a top view of the extended sludge extraction tank and extended slag car track configuration of the present invention;
FIG. 9 is a schematic block diagram of the architecture of the system of the present invention;
FIG. 10 is a flow chart of the method of operation of the present invention.
In the figure, 1 single-row track, 2 central processing unit, 3 tunnel track headstock assembly, 4 tunnel track car plate, 5 guardrail frame, 6 sludge pumping box, 7 sludge pumping pipe, 8 sludge car track, 9 sludge car, 91 sludge car headstock driving assembly, 92 sludge car electromagnetic braking assembly, 93 sludge car compartment, 94 hinge device, 941 fixing plate, 942 connecting lug, 943 hinge rod, 10 tunnel transportation expansion assembly, 101 expansion tunnel track car plate, 102 expansion sludge pumping box, 103 expansion sludge car track, 104 large fastening bolt, 105 large connecting plate, 106 small fastening bolt, 107 small connecting plate, 108 expansion sludge pumping pipe, 109 connecting device, 1091 inner connecting cover, 1092 outer connecting cover, 1093 connecting convex ring, 1094 connecting bolt, 1095 sealing washer, 1096 through hole, 11 sensor detecting unit, 12 data comparing unit, 13 infrared positioning sensor assembly, 14 acousto-optic alarm, 15 feedback module, 16 power supply module, 17 wireless communication module, 18 remote monitoring terminal.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1 to 10, an embodiment of the present invention provides a technical solution: a stable transportation system of a small-section extra-long tunnel comprises a single-row track 1 laid on the ground of the tunnel, a central processing unit 2, a tunnel track headstock assembly 3 and a tunnel track carriage plate 4 which are arranged on the single-row track 1 in a rolling manner through rollers, wherein the model of the central processing unit 2 is MSP430, the tunnel track headstock assembly 3 is a driving assembly of a power distribution control protection system for a high-power servo motor driving device, and can provide power for the whole transportation system, the tunnel track carriage plate 4 mainly plays a role of a bearing assembly, one side of the tunnel track headstock assembly 3 is fixedly connected with one side of the tunnel track carriage plate 4 through a fixed hinge, guardrail frames 5 are fixedly arranged at the tops of the tunnel track headstock assembly 3 and the tunnel track carriage plate 4, the guardrail frames 5 can protect the transportation system assembly from being impacted by dregs in the tunnel and play a good protection role, the tunnel track headstock assembly 3 and the tunnel track vehicle plate 4 are arranged on the top, the inner side of the guardrail frame 5 is fixedly provided with a mud pumping box 6, the inside of the mud pumping box 6 is fixedly provided with a mud pumping pipe 7 through a mounting frame, one end of the mud pumping pipe 7, which is positioned on the inner side of the tunnel, penetrates through the mud pumping box 6 and extends to the outside of the mud pumping box 6, the mud pumping pipe 7 extending to the outside of the mud pumping box 6 is contacted with the ground of the tunnel, the end, which is positioned on the outside of the tunnel, of the mud pumping pipe 7 is connected with a negative pressure pump, so that the mud and sewage on the ground of the tunnel can be pumped out, the top of the mud pumping box 6 is paved with a slag car track 8, the slag car track 8 is provided with a slag car 9 in a rolling manner through rollers, the slag car 9 comprises a slag car headstock driving assembly 91, a slag car electromagnetic braking assembly 92 and a slag car carriage 93, the driving and power, the slag car electromagnetic brake assembly 92 is an electromagnetic control brake mechanism and can rapidly brake the slag car head driving assembly 91, the number of the slag car carriages 93 is at least four, the slag car electromagnetic brake assembly can be expanded and installed according to the depth of a tunnel, the number of the slag car head driving assemblies 91 is two, one slag car head driving assembly 91 is a main power car head, the other slag car head driving assembly 91 is an auxiliary preparation car head, the phenomenon that one slag car head driving assembly 91 is damaged is avoided, the whole slag car 9 cannot normally work is avoided, the four slag car carriages 93 are movably connected through the hinge device 94, the slag car carriages 93 and the slag car head driving assembly 91 are also movably connected through the hinge device 94, the hinge device 94 comprises two fixing plates 941 and two connecting lugs 942, the two fixing plates 941 are fixedly installed on the slag car carriages 93 and the slag car head driving assembly 91 through connecting bolts respectively, and the two connecting lugs 942 are hinged through a hinge rod 943, the hinge rod 943 is made of carbon steel alloy materials, so that the single-row track 1 has good strength and fatigue resistance, and the tunnel transportation expansion assembly 10 is arranged on the single-row track 1 in a rolling mode through rollers.
The tunnel transportation expansion assembly 10 comprises an expansion tunnel track vehicle plate 101, an expansion mud pumping box 102 and an expansion slag car track 103, wherein the bottom of the expansion tunnel track vehicle plate 101 is provided with rollers matched with the single-row track 1, the bottom of the expansion tunnel track vehicle plate 101 is in rolling connection with the single-row track 1 through the rollers, the bottom of the expansion mud pumping box 102 is fixedly connected with the top of the expansion tunnel track vehicle plate 101, the expansion slag car track 103 is laid on the top of the expansion mud pumping box 102, the front surface and the back surface of one side of the expansion tunnel track vehicle plate 101 are fixedly connected with one side of the tunnel track vehicle plate 4 through a large fastening bolt 104 and a large connecting plate 105, the front surface and the back surface of one side of the expansion slag car track 103 are fixedly connected with one side of the slag car track 8 through a small fastening bolt 106 and a small connecting plate 107, and an expansion mud pumping pipe 108 is fixedly installed in the expansion mud pumping box 102 through an, and the one end of extension mud pumping pipe 108 and the one end of mud pumping pipe 7 carry out fixed connection through connecting device 109 between, connecting device 109 includes interior joint housing 1091, outer joint housing 1092 and connects bulge loop 1093, one side fixed mounting of interior joint housing 1091 is in the one end of extension mud pumping pipe 108, and one side fixed mounting in the one end of mud pumping pipe 7 of outer joint housing 1092 and connection bulge loop 1093, carry out fixed connection through connecting bolt 1094 between interior joint housing 1091 and the outer joint housing 1092, and install seal ring 1095 between interior joint housing 1091 and the connection bulge loop 1093, seal ring 1095 has fine sealed effect, the material through hole 1096 with connecting bulge loop 1093 looks adaptation is seted up to one side of interior joint housing 1091.
The output end of the central processing unit 2 is respectively electrically connected with the input ends of the sensor detection unit 11, the data comparison unit 12, the infrared positioning sensor assembly 13, the slag car electromagnetic brake assembly 92, the slag car head driving assembly 91, the audible and visual alarm 14 and the tunnel track head assembly 3, the infrared positioning sensor assembly 13 is a transceiving infrared positioning sensor with the model of SE2470, the model of the audible and visual alarm 14 is TGSG 01-100, the input end of the central processing unit 2 is respectively electrically connected with the output ends of the feedback module 15 and the power module 16, the model of the feedback module 15 is 6DR4004-6J, the power module 16 is an external 220V power supply, the output end of the power module 16 is electrically connected with the input end of the sensor detection unit 11, the output end of the data comparison unit 12 is electrically connected with the input end of the feedback module 15, the central processing unit 2 is wirelessly and bidirectionally connected with the remote monitoring terminal 18 through the wireless communication module 17, the wireless communication module 17 is used for performing wireless communication for a local area network or a 4G communication network, the remote monitoring terminal 18 is disposed in a tunnel construction control room, the sensor detection unit 11 includes a distance sensor 111 and a weighing sensor 112, the distance sensor 111 is an ultrasonic ranging sensor with a model of SPT-JCS2002, the weighing sensor 112 is of a model of FAS-a4, the data comparison unit 12 includes a first data comparison module 121 and a second data comparison module 122, the first data comparison module 121 and the second data comparison module 122 are both data comparators with a model of 74LS866, an output end of the distance sensor 111 is electrically connected with an input end of the first data comparison module 121, and an output end of the weighing sensor 112 is electrically connected with an input end of the second data comparison module 122.
The invention also discloses an operation method of the stable transportation system of the small-section extra-long tunnel, which comprises the following steps:
s1, building a tunnel transportation assembly: firstly, drilling a tunnel start gap of 5-10m by a drilling machine, then laying a prefabricated single-row track 1 on the ground of the tunnel start gap, and then building a pre-assembled tunnel track headstock assembly 3, a tunnel track vehicle plate 4, a mud pumping box 6, a guardrail frame 5, a slag car 9 and a power distribution control system on the single-row track 1 by a crane;
s2, calibration of the transportation system: after the building of step S1 is completed, the central processing unit 2 and the sensor detection unit 11 are respectively powered on through the power module 16, at first, the central processing unit 2 controls the tunnel track vehicle head assembly 3 to drive the transportation system assembled on the tunnel track vehicle plate 4 to slowly move forward to the inside of the tunnel, at this time, the distance between the tunnel track vehicle head assembly 3 and the excavation wall inside the tunnel is detected through the distance sensor 111 installed on the front face of the tunnel track vehicle head assembly 3, the detected distance is transmitted to the first data comparison module 121 of the data comparison unit 12 to be compared with a preset calibration distance value, when the distance is equal to or smaller than a standard distance value, a calibration instruction is transmitted to the central processing unit 2 through the feedback module 15, and then the central processing unit 2 controls the tunnel track vehicle head assembly 3 to stop moving and brake, so that the calibration of the transportation system can be completed;
s3, automatic positioning of the slag car: then the central processing unit 2 controls the slag car head driving assembly 91 to drive the slag car carriage 93 to move forwards on the slag car track 8, when the infrared positioning sensor assembly 13 on the first slag car carriage 93 receives an infrared signal emitted by an infrared emitting end on the slag car track 8, the central processing unit 2 controls the slag car electromagnetic braking assembly 92 to brake, so that the first slag car carriage 93 stops at the specified position of the excavating equipment, and the excavating equipment in the tunnel can load the slag in the tunnel into the slag car carriage 93;
s4, filling of the slag car: the weighing sensor 112 arranged in the slag car carriage 93 can detect the weight in the slag car carriage 93 in real time, the detected weight value is transmitted into the second data comparison module 122 and is compared with a preset standard weight value, when the detected weight value is larger than or equal to the standard weight value, the detected weight value is fed back to the central processing unit 2 through the feedback module 15, then the central processing unit 2 controls the slag car head driving assembly 91 to work, the next slag car carriage 93 is positioned and filled, the central processing unit 2 controls the slag car head driving assembly 91 to transport slag soil to the outside of the tunnel along the slag car rail 8 after all the slag car carriages 93 are filled, then unloading is carried out, and after the unloading is finished, the slag car 9 runs along the slag car rail 8 for a circle and returns to the tunnel for refilling;
s5, expansion of a transportation system: when the tunnel is excavated deeper inwards, the single-row track 1 is continuously paved in the tunnel, the step S2 is repeated for recalibration, then the tunnel transportation expansion assembly 10 is used for assembling the expansion tunnel track car plate 101, the expansion sludge pumping box 102 and the expansion slag car track 103, the large fastening bolt 104 and the large connecting block 105 are used for fixedly connecting the expansion tunnel track car plate 101 with the tunnel track car plate 4, the small fastening bolt 106 and the small connecting block 107 are used for fixedly connecting the expansion slag car track 103 with the slag car track 8, the connecting device 109 is used for fixedly connecting the expansion sludge pumping pipe 108 with the original sludge pumping pipe 7, and the steps S3 and S4 are repeated for transporting the sludge;
s6, transportation alarm: after the single transportation is finished, the central processing unit 2 controls the audible and visual alarm 14 to give an alarm to warn constructors to notice avoidance.
In the whole working process of the transportation system in the steps S1-S5, the central processing unit 2 transmits construction transportation data information to the remote monitoring terminal 18 of the control room in real time through the wireless communication module 17, so that monitoring personnel can carry out remote real-time monitoring management.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (9)
1. The utility model provides a stable transportation system in little section extra long tunnel, includes to lay tunnel orbit locomotive subassembly (3) and tunnel orbit sweep (4) that set up through the gyro wheel roll on tunnel subaerial single file track (1), central processing unit (2) and single file track (1), one side fixed connection, its characterized in that of fixed hinge and tunnel orbit sweep (4) are passed through to one side of tunnel orbit locomotive subassembly (3): the tunnel track vehicle head assembly (3) and the tunnel track vehicle plate (4) are fixedly provided with guardrail frames (5) at the tops, mud pumping boxes (6) are fixedly arranged at the tops of the tunnel track vehicle head assembly (3) and the tunnel track vehicle plate (4) and positioned on the inner sides of the guardrail frames (5), mud pumping pipes (7) are fixedly arranged in the mud pumping boxes (6) through mounting frames, slag car tracks (8) are laid at the tops of the mud pumping boxes (6), slag cars (9) are arranged on the slag car tracks (8) through rolling of rollers, and tunnel transportation extension assemblies (10) are arranged on the one-way tracks (1) through rolling of rollers;
the tunnel transportation expansion assembly (10) comprises an expansion tunnel track vehicle plate (101), an expansion mud pumping box (102) and an expansion slag car track (103), the bottom of the expansion tunnel track vehicle plate (101) is in rolling connection with a single-row track (1) through rollers, the bottom of the expansion mud pumping box (102) is fixedly connected with the top of the expansion tunnel track vehicle plate (101), and the top of the expansion mud pumping box (102) is laid on the expansion slag car track (103).
2. The stable transportation system of a small-section extra-long tunnel according to claim 1, characterized in that: the expansion mud pumping box (102) is internally and fixedly provided with an expansion mud pumping pipe (108) through an installation frame, and one end of the expansion mud pumping pipe (108) is fixedly connected with one end of a mud pumping pipe (7) through a connecting device (109).
3. The stable transportation system of a small-section extra-long tunnel according to claim 2, characterized in that: connecting device (109) are including interior connection cover (1091), outer connection cover (1092) and connection bulge loop (1093), one side fixed mounting of interior connection cover (1091) is in the one end of extension mud pipe (108), and one side fixed mounting of outer connection cover (1092) and connection bulge loop (1093) is in the one end of taking out mud pipe (7), carry out fixed connection through connecting bolt (1094) between interior connection cover (1091) and the outer connection cover (1092), and install seal ring (1095) between interior connection cover (1091) and the connection bulge loop (1093), material through hole (1096) with connecting bulge loop (1093) looks adaptation is seted up to one side of interior connection cover (1091).
4. The stable transportation system of a small-section extra-long tunnel according to claim 1, characterized in that: the slag car (9) comprises a slag car head driving assembly (91), a slag car electromagnetic braking assembly (92) and slag car carriages (93), the number of the slag car carriages (93) is at least four, the number of the slag car head driving assembly (91) is two, four, the slag car carriages (93) are movably connected through an articulation device (94), and the slag car carriages (93) and the slag car head driving assembly (91) are also movably connected through the articulation device (94).
5. The stable transportation system of a small-section extra-long tunnel according to claim 4, characterized in that: the hinge device (94) comprises two fixing plates (941) and two connecting lugs (942), wherein the fixing plates (941) are fixedly mounted on a slag car carriage (93) and a slag car head driving assembly (91) through connecting bolts respectively, and the two connecting lugs (942) are hinged through a hinge rod (943).
6. The stable transportation system of a small-section extra-long tunnel according to claim 1, characterized in that: the output end of the central processing unit (2) is respectively electrically connected with the input ends of the sensor detection unit (11), the data comparison unit (12), the infrared positioning sensor assembly (13), the slag car electromagnetic braking assembly (92), the slag car head driving assembly (91), the audible and visual alarm (14) and the tunnel track car head assembly (3), the input end of the central processing unit (2) is respectively electrically connected with the output ends of the feedback module (15) and the power supply module (16), the output end of the power supply module (16) is electrically connected with the input end of the sensor detection unit (11), the output end of the data comparison unit (12) is electrically connected with the input end of the feedback module (15), and the central processing unit (2) is wirelessly and bidirectionally connected with the remote monitoring terminal (18) through the wireless communication module (17).
7. The stable transportation system of a small-section extra-long tunnel according to claim 6, characterized in that: the sensor detection unit (11) comprises a distance sensor (111) and a weighing sensor (112), the data comparison unit (12) comprises a first data comparison module (121) and a second data comparison module (122), the output end of the distance sensor (111) is electrically connected with the input end of the first data comparison module (121), and the output end of the weighing sensor (112) is electrically connected with the input end of the second data comparison module (122).
8. A method for operating a stable transportation system of a small-section ultra-long tunnel according to any one of claims 1 to 7, characterized in that: the method specifically comprises the following steps:
s1, building a tunnel transportation assembly: firstly, drilling a tunnel start gap of 5-10m by a drilling machine, then laying a prefabricated one-way track (1) on the ground of the tunnel start gap, and then building a pre-assembled tunnel track head assembly (3), a tunnel track vehicle plate (4), a mud pumping box (6), a guardrail frame (5), a slag car (9) and a power distribution control system on the one-way track (1) by a crane;
s2, calibration of the transportation system: after the building of the step S1 is completed, the central processing unit (2) and the sensor detection unit (11) are respectively electrified through the power supply module (16), firstly, the central processing unit (2) controls the tunnel track head assembly (3) to drive the transportation system assembled on the tunnel track vehicle plate (4) to slowly move forwards to the interior of the tunnel, at the moment, the distance between the tunnel track head assembly (3) and the excavation wall in the tunnel is detected through the distance sensor (111) arranged on the front face of the tunnel track head assembly (3), the detected distance is transmitted to the first data comparison module (121) of the data comparison unit (12) to be compared with a preset calibration distance value, when the distance is equal to or smaller than the standard distance value, a calibration instruction is transmitted to the central processing unit (2) through the feedback module (15), and then the central processing unit (2) controls the tunnel track head assembly (3) to stop moving and brake, the calibration of the transportation system can be completed;
s3, automatic positioning of the slag car: then, the central processing unit (2) controls the slag car head driving assembly (91) to drive the slag car carriage (93) to move forwards on the slag car track (8), when the infrared positioning sensor assembly (13) on the first slag car carriage (93) receives an infrared signal emitted by an infrared emission end on the slag car track (8), the central processing unit (2) controls the slag car electromagnetic braking assembly (92) to brake, so that the first slag car carriage (93) stops at the specified position of the excavating equipment, and the excavating equipment in the tunnel can load the slag in the tunnel into the slag car carriage (93);
s4, filling of the slag car: the weighing sensor (112) arranged in the slag car carriage (93) can detect the weight in the slag car carriage (93) in real time, the detected weight value is transmitted into the second data comparison module (122) and is compared with a preset standard weight value, when the detected weight value is larger than or equal to the standard weight value, the detected weight value is fed back to the central processing unit (2) through the feedback module (15), then the central processing unit (2) controls the slag car head driving assembly (91) to work, the next slag car carriage (93) is positioned and filled, until all the slag car carriages (93) are filled, the central processing unit (2) controls the slag car head driving assembly (91) to transport slag soil to the outside of the tunnel along the slag car track (8), then unloading is carried out, and after unloading is finished, the slag car (9) runs along the slag car track (8) for one circle and returns to the tunnel to be filled again;
s5, expansion of a transportation system: when the tunnel is excavated deeper inwards, the single-row track (1) is continuously paved inside the tunnel, the step S2 is repeated for recalibration, then the tunnel track extending vehicle plates (101), the extending mud pumping boxes (102) and the extending slag car track (103) are assembled through the tunnel transportation extending assembly (10), and the steps S3 and S4 are repeated for slag transportation;
s6, transportation alarm: after the single transportation is finished, the central processing unit (2) controls the audible and visual alarm (14) to give an alarm to warn constructors to pay attention to avoidance.
9. The operation method of a stable transportation system of a small-section extra-long tunnel according to claim 8, wherein: in the whole working process of the transportation system in the steps S1-S5, the central processing unit (2) transmits the construction transportation data information to a remote monitoring terminal (18) of a control room in real time through a wireless communication module (17) so as to provide monitoring personnel to carry out remote real-time monitoring management.
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