CN107100639B - Shield transportation system for large-particle-size sand pebbles - Google Patents
Shield transportation system for large-particle-size sand pebbles Download PDFInfo
- Publication number
- CN107100639B CN107100639B CN201710408447.6A CN201710408447A CN107100639B CN 107100639 B CN107100639 B CN 107100639B CN 201710408447 A CN201710408447 A CN 201710408447A CN 107100639 B CN107100639 B CN 107100639B
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- crane
- trolley
- platform
- slag
- section
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- 239000004576 sand Substances 0.000 title claims abstract description 12
- 239000002893 slag Substances 0.000 claims abstract description 39
- 239000004575 stone Substances 0.000 claims abstract description 31
- 230000007306 turnover Effects 0.000 claims abstract 4
- 230000007704 transition Effects 0.000 claims description 17
- 239000002245 particle Substances 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 5
- 239000010959 steel Substances 0.000 claims description 5
- 238000010276 construction Methods 0.000 abstract description 8
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 abstract 1
- 229910052799 carbon Inorganic materials 0.000 abstract 1
- 230000007613 environmental effect Effects 0.000 abstract 1
- 239000013049 sediment Substances 0.000 description 8
- 238000000034 method Methods 0.000 description 4
- 230000005641 tunneling Effects 0.000 description 4
- 238000009412 basement excavation Methods 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 240000009087 Crescentia cujete Species 0.000 description 1
- 235000005983 Crescentia cujete Nutrition 0.000 description 1
- 235000009797 Lagenaria vulgaris Nutrition 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002002 slurry Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/12—Devices for removing or hauling away excavated material or spoil; Working or loading platforms
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21D—SHAFTS; TUNNELS; GALLERIES; LARGE UNDERGROUND CHAMBERS
- E21D9/00—Tunnels or galleries, with or without linings; Methods or apparatus for making thereof; Layout of tunnels or galleries
- E21D9/12—Devices for removing or hauling away excavated material or spoil; Working or loading platforms
- E21D9/124—Helical conveying means therefor
Landscapes
- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Environmental & Geological Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Geology (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
- Jigging Conveyors (AREA)
Abstract
The invention provides a shield transportation system for large-grain-size sand pebbles, which solves the problems of difficult arrangement and high cost of equipment for transporting the large-grain-size sand pebbles in the prior art. The invention comprises a screw conveyor, wherein a U-shaped groove slag transferring device is arranged at the outlet of the screw conveyor, the U-shaped groove slag transferring device comprises a vibrating screen, a stone extractor slag hopper is arranged at the rear part of the U-shaped groove slag transferring device, a trolley is arranged at the lower part of the stone extractor slag hopper, a connecting bridge is connected with a main structure of the trolley, a swing arm crane beam is arranged on the connecting bridge, a combined hoist is arranged on the swing arm crane beam, a turnover platform and a rubber-tyred vehicle are arranged at the lower part of the swing arm crane beam, trolley tracks are arranged between the stone extractor slag hopper and a hoisting platform and between the turnover platform and an accessory platform, a single-beam crane track is arranged between the hoisting platform and the accessory platform, and a single-beam crane is arranged on the single-beam crane track. The equipment is simple and effective, is convenient and quick to install, and saves construction cost; energy saving, low carbon and environmental protection.
Description
Technical Field
The invention relates to the technical field of tunneling construction of tunnel shield machines, in particular to a shield transportation system for large-particle-size sand pebbles.
Background
Along with the economic development and the acceleration of the urban process, tunnels such as urban subways, water conservancy and hydropower, roads, railways and the like are excavated by the shield, and the shield is gradually popularized by virtue of the safety, the rapidness and the like. At present, the shield machine is mainly divided into three types of slurry balance shield machine, earth pressure balance shield machine, TBM and the like, and different types of shield machines are determined to a great extent by different excavation geology. The appearance of complex excavation geology brings various special construction requirements to constructors.
When the large-diameter earth pressure balance shield machine (with the excavation diameter of not less than 10 m) penetrates through a stratum containing part of large-diameter sand and pebble particles (with the diameter of not less than 400 mm), the large particles can be conveyed into a rear supporting system from a main machine by a spiral conveyor, but the large particles cannot be smoothly conveyed to a slag well by a belt conveyor, so that the material conveying capacity is severely restricted, and the construction efficiency is finally affected.
Aiming at the difficult problem of how to quickly transport large-diameter particles in a complex construction stratum, the method adopted at present is to crush and process large pebbles output from a screw machine by using a crusher and then transport the pebbles out of a well by using a belt conveyor, but the method is difficult to arrange, the crusher is easy to millions, and the equipment cost is high.
Disclosure of Invention
The invention provides a shield transportation system for large-grain-size sand pebbles, which solves the problems of difficult arrangement and high cost of equipment for transporting the large-grain-size sand pebbles in the prior art.
The technical scheme of the invention is realized as follows: the utility model provides a shield transportation system of big particle diameter sandy pebble, includes screw conveyer, screw conveyer's exit be equipped with U type groove and change sediment device, U type groove changes sediment device and includes the shale shaker, U type groove changes the rear portion of sediment device and is equipped with drags stone implement slag notch, U type groove changes sediment device and drags stone implement slag notch and all installs on the platform owner structure, drag for stone implement slag notch's lower part and be equipped with the dolly, the rear portion of platform owner structure is equipped with the connecting bridge, be equipped with swing arm loop wheel machine roof beam on the connecting bridge, be equipped with combination calabash on the swing arm loop wheel machine roof beam, swing arm loop wheel machine roof beam's lower part is equipped with upset platform and rubber-tire vehicle, drag for between stone implement slag notch and the hoist platform, all be equipped with the dolly track between hoist platform and the appurtenant platform, install the monospar loop wheel machine on the monospar loop wheel machine track.
The three sides in the slag hopper of the stone extractor are provided with wear-resistant steel plates, the outlet of the slag hopper of the stone extractor is provided with a gate, and the telescopic oil cylinder is connected with the gate to control the opening of the gate.
The single-beam crane track is divided into a front section, a transition section and a rear section, wherein the front section is arranged on the main structure of the trolley, the rear section is arranged on the connecting bridge, and gaps are reserved between the front section and the transition section and between the transition section and the rear section and are connected through pin shafts.
The single-beam crane track also comprises a crane beam, the crane beam of the front section and the transition section is supported in the middle of the clamping blocks, the clamping blocks of the front section are connected with the main structure of the trolley, the clamping blocks of the transition section are respectively connected with the main structure of the trolley and the connecting bridge, and the crane beam of the rear section is fixedly connected with the connecting bridge.
The single-beam crane rail comprises a crane beam, the single-beam crane beam is divided into a front section and a rear section, the front section is arranged on the trolley main structure, the rear section is arranged on the connecting bridge, the crane beam of the front section is supported in the middle of a clamping block, the clamping block of the front section is connected with the trolley main structure, and the crane beam of the rear section is fixedly connected with the connecting bridge.
The invention has the advantages that: the equipment is simple and effective, the installation is convenient and quick, and the construction cost can be saved to a great extent; the pebbles are not required to be reprocessed, so that the energy is saved, and the environment is protected.
Drawings
In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the invention, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic flow chart of a transportation system according to the present invention.
Fig. 2 is a view in the A-A direction of fig. 1.
Fig. 3 is a B-B view of fig. 1.
FIG. 4 is a right side view of the slag hopper of the stone extractor of the present invention.
FIG. 5 is a front view of the slag hopper of the stone extractor of the present invention.
Fig. 6 is a partial enlarged view of fig. 1 at E.
Fig. 7 is a partial enlarged view of fig. 2 at C.
Fig. 8 is a partial enlarged view of fig. 3 at D.
In the figure: 1-screw conveyor, 2-sandy cobble, 3-U type groove slag transferring device, 4-trolley main structure, 5-stone extractor slag hopper, 6-trolley, 7-single beam crane, 8-single beam crane track, 9-connecting bridge, 10-swing arm crane beam, 11-combined hoist, 12-turnover platform, 13-rubber wheel vehicle, 14-wear-resistant steel plate, 15-telescopic cylinder, 17-fixture block, 18-crane beam, 19-pin shaft, 20-transition section, 21-front section and 22-rear section.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without any inventive effort, are intended to be within the scope of the invention.
The utility model provides a shield transportation system of big particle diameter sandy pebble, includes screw conveyer 1, screw conveyer 1's exit be equipped with U type groove and change sediment device 3, U type groove changes sediment device 3 and includes the shale shaker, U type groove changes the rear portion of sediment device 3 and is equipped with drags stone implement slag notch 5, U type groove changes sediment device 3 and drags stone implement slag notch 5 and all installs on platform truck main structure 4, drag for stone implement slag notch 5's lower part and be equipped with dolly 6, the rear portion of platform truck main structure 4 is equipped with connecting bridge 9, be equipped with swing arm crane roof beam 10 on the connecting bridge 9, be equipped with combination hoist 11 on the swing arm crane roof beam 10, swing arm crane roof beam 10's lower part is equipped with upset platform 12 and rubber-tire vehicle 13, drag for between stone implement slag notch 5 and the hoist platform, all be equipped with the dolly track between upset platform 12 and the affiliated platform, be equipped with single-beam crane track 8 between hoist platform and the affiliated platform, install single-beam crane 7 on the single-beam crane track 8.
As shown in fig. 1-3, when the earth pressure shield tunneling machine tunnels to a pebble section, the spiral conveyor 1 conveys the pebbles 2 and the muck with large diameters out of the main machine, the pebbles 2 and the muck fall onto the vibrating screen of the U-shaped groove slag transferring device 3, the vibrating screen separates the muck from the pebbles, the muck falls onto the belt through the spiral conveyor and is conveyed out through the belt, the pebbles 2 can slide down to the slag hopper 5 of the stone catcher by virtue of the vibrating screen and a manual mode (a stone opening is reserved in the middle of the main structure 4 of the trolley), finally fall into the trolley 6, the travelling platform at the bottom of the trolley 6 lays a track, the constructor pushes the trolley 6 filled with the stones to the hoisting platform of the main structure 4 of the trolley in the vertical direction of the tunneling direction, the single-beam crane 7 drives the trolley 6 to the auxiliary platform (pre-laid track) in the connecting bridge 9 by virtue of a sprocket chain, the trolley 6 is pushed onto the overturning platform 12 along the bottom track, the trolley 6 is pushed onto the overturning platform 10 by virtue of the girder crane 10 and the combined trolley 11, and the trolley 12 is not swung to the pebble 13 from the main structure 2 to the swing arm 13.
In order to accelerate the progress of shield tunneling construction, the shield sand pebble transportation system is provided with 4 trolleys in total, two overturning platforms, two swing arm crane beams 10 and a combined hoist 11.
As shown in fig. 4-5, the three sides in the slag hopper 5 of the stone extractor are provided with wear-resistant steel plates 14, the outlet of the slag hopper 5 of the stone extractor is provided with a gate, and the telescopic oil cylinder 15 is connected with the gate to control the opening of the gate.
Because the large-diameter sand and pebbles 2 fall on the slag hopper 5 of the stone extractor and have larger impact force, in order to ensure that the main structure of the slag hopper 5 of the stone extractor is not easily damaged, the inner three sides of the slag hopper 5 of the stone extractor are welded with wear-resistant steel plates 14, and simultaneously, two telescopic oil cylinders 15 are arranged at the gate of the slag hopper 5 of the stone extractor for automatic opening and closing of the gate. The structure is convenient for personnel construction operation, and prevents the sand pebbles 2 from falling to the platform at the bottom of the trailer by mistake, thereby causing unnecessary danger.
As shown in fig. 6-8, the single-beam crane rail 8 is divided into a front section 21, a transition section 20 and a rear section 22, wherein the front section 21 is arranged on the trolley main structure 4, the rear section 22 is arranged on the connecting bridge 9, and gaps are reserved between the front section 21 and the transition section 20 and between the transition section 20 and the rear section 22 and are connected through a pin shaft 19.
The single-beam crane rail 8 further comprises a crane beam 18, the crane beam 18 of the front section 21 and the transition section 20 is supported in the middle of the clamping block 17, the clamping block 17 of the front section 21 is connected with the trolley main structure 4, the clamping block 17 of the transition section 20 is respectively connected with the trolley main structure 4 and the connecting bridge 9, and the crane beam 18 of the rear section 22 is fixedly connected with the connecting bridge 9.
In order to meet the requirements of small curve turning and smooth trolley lifting of the shield machine, the crane beams of the front section and the transition section are supported in a floating mode, and the connecting bridge Duan Diaoji beams are supported in a fixed mode; the single-beam crane track is designed in a three-section mode of a front section, a transition section and a rear section so as to provide enough bearing capacity, and a gap is reserved at the same time so as to meet the turning requirement.
The foregoing description of the preferred embodiments of the invention is not intended to be limiting, but rather is intended to cover all modifications, equivalents, alternatives, and improvements that fall within the spirit and scope of the invention.
Claims (2)
1. The utility model provides a shield transportation system of big particle diameter sandy pebble, includes screw conveyer (1), its characterized in that: the device is characterized in that a U-shaped groove slag transferring device (3) is arranged at the outlet of the screw conveyor (1), the U-shaped groove slag transferring device (3) comprises a vibrating screen, a stone extractor slag hopper (5) is arranged at the rear part of the U-shaped groove slag transferring device (3), the U-shaped groove slag transferring device (3) and the stone extractor slag hopper (5) are both arranged on a trolley main structure (4), a trolley (6) is arranged at the lower part of the stone extractor slag hopper (5), a connecting bridge (9) is arranged at the rear part of the trolley main structure (4), a swing arm crane beam (10) is arranged on the connecting bridge (9), a combined hoist (11) is arranged on the swing arm crane beam (10), a turnover platform (12) and a rubber trolley (13) are arranged at the lower part of the swing arm crane beam (10), trolley tracks are arranged between the stone extractor slag hopper (5) and a hoisting platform, a single beam crane track (8) is arranged between the turnover platform (12) and an accessory platform, and a single beam crane (7) is arranged on the single beam crane track (8);
the single-beam crane track (8) is divided into a front section (21), a transition section (20) and a rear section (22), wherein the front section (21) is arranged on the trolley main structure (4), the rear section (22) is arranged on the connecting bridge (9), and gaps are reserved between the front section (21) and the transition section (20) and between the transition section (20) and the rear section (22) and are connected through a pin roll (19);
the single-beam crane rail (8) further comprises a crane beam (18), the crane beam (18) of the front section (21) and the transition section (20) is supported in the middle of the clamping block (17), the clamping block (17) of the front section (21) is connected with the trolley main structure (4), the clamping block (17) of the transition section (20) is respectively connected with the trolley main structure (4) and the connecting bridge (9), and the crane beam (18) of the rear section (22) is fixedly connected with the connecting bridge (9).
2. The shield transport system for large particle size sand pebbles of claim 1 wherein: the three sides in the slag hopper (5) of the stone extractor are provided with wear-resistant steel plates (14), the outlet of the slag hopper (5) of the stone extractor is provided with a gate, and the telescopic oil cylinder (15) is connected with the gate to control the opening of the gate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710408447.6A CN107100639B (en) | 2017-06-02 | 2017-06-02 | Shield transportation system for large-particle-size sand pebbles |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710408447.6A CN107100639B (en) | 2017-06-02 | 2017-06-02 | Shield transportation system for large-particle-size sand pebbles |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107100639A CN107100639A (en) | 2017-08-29 |
| CN107100639B true CN107100639B (en) | 2023-05-12 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710408447.6A Active CN107100639B (en) | 2017-06-02 | 2017-06-02 | Shield transportation system for large-particle-size sand pebbles |
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| Country | Link |
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| CN (1) | CN107100639B (en) |
Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107956476B (en) * | 2017-12-27 | 2024-06-07 | 中铁工程装备集团有限公司 | Segment crane beam of shield tunneling machine |
| CN108547626B (en) * | 2018-06-21 | 2023-09-08 | 中铁工程装备集团有限公司 | Shield machine with spiral conveyor floating supporting device |
| CN109502490B (en) * | 2018-11-27 | 2023-10-17 | 中铁工程装备集团有限公司 | Transfer device |
| CN110080791B (en) * | 2019-05-14 | 2024-06-14 | 中国铁建重工集团股份有限公司 | Small-diameter tunnel boring machine |
| CN110159278A (en) * | 2019-05-23 | 2019-08-23 | 中铁工程装备集团有限公司 | A kind of tunnel trolley walking tooling and construction method |
| CN110159287B (en) * | 2019-06-28 | 2024-03-08 | 中铁工程装备集团有限公司 | Novel cutter conveying system and conveying method thereof |
| CN111305895B (en) * | 2020-02-20 | 2021-04-30 | 浙江八达隧道工程股份有限公司 | Stable transportation system of small-section extra-long tunnel and operation method thereof |
| CN113898366A (en) * | 2021-09-02 | 2022-01-07 | 中铁工程装备集团有限公司 | Slag discharging system and method of tunnel boring machine |
| CN114215541A (en) * | 2021-12-21 | 2022-03-22 | 中铁六局集团有限公司 | Shield constructs components of a whole that can function independently and starts with interim platform truck frock |
| CN114320336A (en) * | 2021-12-30 | 2022-04-12 | 北方重工集团有限公司 | Double-swing-arm alternative car pusher applied to tunnel TBM shield machine equipment |
Family Cites Families (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB654735A (en) * | 1947-09-20 | 1951-06-27 | Atlas Diesel Ab | Improvements in a method and means for tunnelling in rock |
| DE3838883A1 (en) * | 1988-11-17 | 1990-05-23 | Kloeckner Becorit Ind | Double-pivoted re-ripping stage |
| CN102381635B (en) * | 2011-06-22 | 2014-01-22 | 北京市三一重机有限公司 | Tube segment shipping and trolley towing integrated device of shield machine |
| CN102425429B (en) * | 2011-11-22 | 2014-03-26 | 中交第二航务工程局有限公司 | Method for pumping dregs through earth pressure balance shield |
| CN102808633B (en) * | 2012-08-27 | 2015-01-28 | 三一重工股份有限公司 | Shield tunneling machine and duct piece conveying device thereof |
| CN203078529U (en) * | 2012-11-16 | 2013-07-24 | 新乡市百分百机电有限公司 | S-shape-track free-turning electric flat car |
| CN103742160B (en) * | 2014-01-17 | 2015-12-02 | 上海隧道工程股份有限公司 | A kind of erecting device of upper structure in tunnel |
| CN104890679B (en) * | 2015-05-27 | 2020-11-10 | 天津亨通利铁道工程机械配件有限公司 | Composite tunnel transportation system and transportation method |
| CN106089221B (en) * | 2016-06-21 | 2018-07-13 | 河海大学 | A kind of dense mud shield-tunneling construction device and method suitable for sand-pebble layer |
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- 2017-06-02 CN CN201710408447.6A patent/CN107100639B/en active Active
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| CN107100639A (en) | 2017-08-29 |
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