CN110205951B - Energy-consuming shed tunnel for protecting mountainside highway in mountainous area - Google Patents
Energy-consuming shed tunnel for protecting mountainside highway in mountainous area Download PDFInfo
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- CN110205951B CN110205951B CN201910546225.XA CN201910546225A CN110205951B CN 110205951 B CN110205951 B CN 110205951B CN 201910546225 A CN201910546225 A CN 201910546225A CN 110205951 B CN110205951 B CN 110205951B
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
- E01F7/00—Devices affording protection against snow, sand drifts, side-wind effects, snowslides, avalanches or falling rocks; Anti-dazzle arrangements ; Sight-screens for roads, e.g. to mask accident site
- E01F7/04—Devices affording protection against snowslides, avalanches or falling rocks, e.g. avalanche preventing structures, galleries
- E01F7/045—Devices specially adapted for protecting against falling rocks, e.g. galleries, nets, rock traps
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Abstract
The invention discloses an energy-consumption shed tunnel for protecting mountainside roads in mountainous areas, wherein the top surface of the shed tunnel is an inclined plane inclined towards the outer sides of the mountainside roads, a plurality of stone removing channels inclined towards the outer sides of the mountainside roads are arranged above the top surface, and the stone removing channels are distributed along the trend of the shed tunnel; a plurality of stone removing rollers are arranged in the single stone removing channel and can rotate around the self axial direction; a steel bar mesh is arranged between the stone removing channel and the mountain body, and covers a gap between the innermost stone removing roller and the mountain body; the beneficial technical effects of the invention are as follows: the energy-consuming shed tunnel for protecting mountainside roads in mountainous areas is provided, can effectively prevent stones from being accumulated while playing a protection effect, and is low in maintenance cost.
Description
Technical Field
The invention relates to a rockfall protection technology for mountainous roads, in particular to an energy-consuming shed tunnel for protecting mountainous and mountain-side roads.
Background
Mountain roads built in mountains are frequently damaged by disasters such as poor geological conditions, steep mountain heights and slopes, collapse and falling rocks, and shed tunnels are generally adopted to protect the falling rocks in the prior art. At present, the shed tunnel for protecting falling rocks is generally of a plane or arch structure on the top surface, an energy-consuming support is arranged on the lower part (or a buffer layer is arranged on the top part) to reduce the impact force of the falling rocks, and the existing problems are that: the relatively gentle top structure easily causes the rubble to pile up, needs regularly to clear up, and the clearance operation degree of difficulty is big, with high costs, has danger.
Disclosure of Invention
Aiming at the problems in the background art, the invention provides an energy-consuming shed tunnel for protecting mountainside highways in mountainous areas, which comprises a shed tunnel built on the mountainside highways, wherein the inner sides of the mountainside highways are provided with gable walls, the outer sides of the mountainside highways are provided with cliffs, and the shed tunnel extends along the route direction of the mountainside highways; the method is characterized in that: the top surface of the shed tunnel is an inclined surface inclined towards the outer side of the mountain-going highway, the inner end of the top surface is in contact with a mountain body, and a plurality of stone removing channels are arranged above the top surface; the axial direction of the stone discharge channels inclines towards the outer side of the mountain-crossing, a plurality of stone discharge channels are distributed along the trend of the shed tunnel, and the adjacent stone discharge channels are arranged at a zero interval; a plurality of stone discharging rollers are arranged in the single stone discharging channel, and the axial direction of each stone discharging roller is parallel to the horizontal plane and is vertical to the axial direction of the stone discharging channel; a plurality of stone discharging rollers governed by a single stone discharging channel are axially distributed along the stone discharging channel; a gap is reserved between the stone removing roller and the top surface, and a gap is reserved between the innermost stone removing roller and the mountain body; the stone discharging roller can rotate around the self axial direction; a steel bar mesh is arranged between the stone removing channel and the mountain, the inner end of the steel bar mesh is fixed on the mountain, the outer end of the steel bar mesh is fixedly connected with the stone removing channel, the height of the inner end of the steel bar mesh is higher than that of the stone removing roller at the innermost side, the height of the outer end of the steel bar mesh is matched with that of the stone removing roller at the innermost side, and the steel bar mesh covers a gap between the stone removing roller at the innermost side and the mountain;
when stones on the mountain fall down, the small stones can pass through the gap of the reinforcing mesh and fall out through the gap between the top surface and the stone discharging roller, and the large stones can roll into the stone discharging channel along the reinforcing mesh and fall out under the action of the stone discharging roller.
After the scheme of the invention is adopted, as described in the scheme, when stones fall, the stones with smaller volume can pass through the gap of the reinforcing mesh and fall onto the top surface (so that small stones can leak from the reinforcing mesh, the small stones can be prevented from entering the gap between the adjacent stone discharging rollers, and the stone discharging rollers are prevented from being clamped), because the top surface is an inclined surface, the stones can fall out from the gap between the top surface and the stone discharging rollers, and the stones with larger volume can roll into the stone discharging channel along the reinforcing mesh; compared with the prior art, the energy-consumption shed tunnel has the advantages that the energy-consumption effect on falling rocks is realized, the falling rocks are prevented from being accumulated on the top surface of the shed tunnel, the shed tunnel does not need to be cleaned regularly, and the maintenance cost is low.
Preferably, the shed tunnel comprises a plurality of inner upright columns, a plurality of outer upright columns, a plurality of connecting beams, a plurality of inclined cross beams and a plurality of concrete plates; the inner upright columns are arranged at the positions, close to the mountain bodies, on the inner sides of the mountain-crossing roads, and the inner upright columns are distributed along the trends of the mountain-crossing roads; the upper ends of the adjacent inner upright columns are connected through a first connecting beam; the outer upright post is arranged at the position, close to the cliff, on the outer side of the mountain road; a plurality of outer upright posts are distributed along the tendency of the mountain-crossing highway; the upper ends of the adjacent outer upright columns are connected through a second connecting beam; a plurality of inner upright columns and a plurality of outer upright columns are in one-to-one correspondence; the height of the upper end of the inner upright post is higher than that of the upper end of the outer upright post; the inclined cross beam is arranged between the first connecting beam and the second connecting beam which correspond to each other, and the height of the inner end of the inclined cross beam is higher than that of the outer end of the inclined cross beam; a plurality of inclined cross beams are distributed along the tendency of the mountain-crossing highway; the concrete plates are laid on the inclined cross beam, and the plurality of concrete plates are distributed along the trend of the mountain-crossing highway; the inner end of the concrete slab is in contact with the mountain body; the space above the mountain-going highway is covered by a plurality of concrete slabs; the upper side surface of the concrete slab is the top surface of the shed tunnel.
Preferably, a single stone discharge channel comprises two parallel supporting steel beams, a plurality of rotating shafts are arranged between the two supporting steel beams, and a stone discharge roller is arranged on each rotating shaft.
The beneficial technical effects of the invention are as follows: the energy-consuming shed tunnel for protecting mountainside roads in mountainous areas is provided, can effectively prevent stones from being accumulated while playing a protection effect, and is low in maintenance cost.
Drawings
FIG. 1, a cross-sectional schematic view of the present invention;
FIG. 2, a top schematic view of the present invention;
the names corresponding to each mark in the figure are respectively: the stone-removing device comprises inner upright columns 1, outer upright columns 2, connecting beams 3, inclined cross beams 4, concrete plates 5, supporting steel beams 6, stone-removing rollers 8 and reinforcing mesh 9.
Detailed Description
An energy-consuming shed tunnel for protecting mountainside roads in mountainous areas comprises a shed tunnel built on the mountainside roads, wherein the inner sides of the mountainside roads are provided with gable walls, the outer sides of the mountainside roads are provided with cliffs, and the shed tunnel extends along the route direction of the mountainside roads; the innovation lies in that: the top surface of the shed tunnel is an inclined surface inclined towards the outer side of the mountain-going highway, the inner end of the top surface is in contact with a mountain body, and a plurality of stone removing channels are arranged above the top surface; the axial direction of the stone discharge channels inclines towards the outer side of the mountain-crossing, a plurality of stone discharge channels are distributed along the trend of the shed tunnel, and the adjacent stone discharge channels are arranged at a zero interval; a plurality of stone discharging rollers are arranged in the single stone discharging channel, and the axial direction of each stone discharging roller is parallel to the horizontal plane and is vertical to the axial direction of the stone discharging channel; a plurality of stone discharging rollers governed by a single stone discharging channel are axially distributed along the stone discharging channel; a gap is reserved between the stone removing roller and the top surface, and a gap is reserved between the innermost stone removing roller and the mountain body; the stone discharging roller can rotate around the self axial direction; a steel bar mesh is arranged between the stone removing channel and the mountain, the inner end of the steel bar mesh is fixed on the mountain, the outer end of the steel bar mesh is fixedly connected with the stone removing channel, the height of the inner end of the steel bar mesh is higher than that of the stone removing roller at the innermost side, the height of the outer end of the steel bar mesh is matched with that of the stone removing roller at the innermost side, and the steel bar mesh covers a gap between the stone removing roller at the innermost side and the mountain;
when stones on the mountain fall down, the small stones can pass through the gap of the reinforcing mesh and fall out through the gap between the top surface and the stone discharging roller, and the large stones can roll into the stone discharging channel along the reinforcing mesh and fall out under the action of the stone discharging roller.
Further, the shed tunnel comprises a plurality of inner upright posts 1, a plurality of outer upright posts 2, a plurality of connecting beams 3, a plurality of inclined cross beams 4 and a plurality of concrete plates 5;
the inner upright columns 1 are arranged at the positions, close to the mountain bodies, on the inner sides of the mountain-crossing roads, and the inner upright columns 1 are distributed along the trends of the mountain-crossing roads; the upper ends of the adjacent inner upright columns 1 are connected through a first connecting beam 3; the outer upright post 2 is arranged at the position, close to the cliff, on the outer side of the mountain road; a plurality of outer upright posts 2 are distributed along the tendency of the mountain-crossing highway; the upper ends of the adjacent outer upright columns 2 are connected through second connecting beams 3; the inner upright columns 1 correspond to the outer upright columns 2 one by one; the height of the upper end of the inner upright post 1 is higher than that of the upper end of the outer upright post 2;
the inclined cross beam 4 is arranged between the first connecting beam 3 and the second connecting beam 3 which correspond to each other, and the height of the inner end of the inclined cross beam 4 is higher than that of the outer end of the inclined cross beam 4; a plurality of inclined cross beams 4 are distributed along the tendency of the mountain-crossing highway;
the concrete plates 5 are laid on the inclined cross beam 4, and a plurality of concrete plates 5 are distributed along the tendency of a mountain road; the inner end of the concrete plate 5 is contacted with the mountain body; the space above the mountain-going highway is covered by a plurality of concrete slabs 5; the upper side of the concrete slab 5 is the top surface of the shed tunnel. During the concrete implementation, still can borrow the reference prior art, anchor the interior stand 1 in the massif through the stock.
Furthermore, the single stone discharge channel comprises two parallel supporting steel beams, a plurality of rotating shafts are arranged between the two supporting steel beams, and a stone discharge roller is arranged on each rotating shaft.
Claims (3)
1. An energy-consuming shed tunnel for protecting mountainside roads in mountainous areas comprises a shed tunnel built on the mountainside roads, wherein the inner sides of the mountainside roads are provided with gable walls, the outer sides of the mountainside roads are provided with cliffs, and the shed tunnel extends along the route direction of the mountainside roads; the method is characterized in that: the top surface of the shed tunnel is an inclined surface inclined towards the outer side of the mountain-going highway, the inner end of the top surface is in contact with a mountain body, and a plurality of stone removing channels are arranged above the top surface; the axial direction of the stone discharge channels inclines towards the outer side of the mountain-crossing, a plurality of stone discharge channels are distributed along the trend of the shed tunnel, and the adjacent stone discharge channels are arranged at a zero interval; a plurality of stone discharging rollers are arranged in the single stone discharging channel, and the axial direction of each stone discharging roller is parallel to the horizontal plane and is vertical to the axial direction of the stone discharging channel; a plurality of stone discharging rollers governed by a single stone discharging channel are axially distributed along the stone discharging channel; a gap is reserved between the stone removing roller and the top surface, and a gap is reserved between the innermost stone removing roller and the mountain body; the stone discharging roller can rotate around the self axial direction; a steel bar mesh is arranged between the stone removing channel and the mountain, the inner end of the steel bar mesh is fixed on the mountain, the outer end of the steel bar mesh is fixedly connected with the stone removing channel, the height of the inner end of the steel bar mesh is higher than that of the stone removing roller at the innermost side, the height of the outer end of the steel bar mesh is matched with that of the stone removing roller at the innermost side, and the steel bar mesh covers a gap between the stone removing roller at the innermost side and the mountain;
when stones on the mountain fall down, the small stones can pass through the gap of the reinforcing mesh and fall out through the gap between the top surface and the stone discharging roller, and the large stones can roll into the stone discharging channel along the reinforcing mesh and fall out under the action of the stone discharging roller.
2. The energy-consuming shed tunnel for protecting mountainous-area mountain-going highways as claimed in claim 1, wherein: the shed tunnel comprises a plurality of inner upright posts (1), a plurality of outer upright posts (2), a plurality of connecting beams (3), a plurality of inclined cross beams (4) and a plurality of concrete slabs (5);
the inner upright columns (1) are arranged at the positions, close to the mountain bodies, of the inner sides of the mountain-going highways, and the inner upright columns (1) are distributed along the trends of the mountain-going highways; the upper ends of the adjacent inner upright columns (1) are connected through a first connecting beam (3); the outer upright post (2) is arranged at the position, close to the cliff, on the outer side of the mountain road; a plurality of outer upright posts (2) are distributed along the tendency of the mountain-crossing highway; the upper ends of the adjacent outer columns (2) are connected through a second connecting beam (3); the inner upright columns (1) correspond to the outer upright columns (2) one by one; the height of the upper end of the inner upright post (1) is higher than that of the upper end of the outer upright post (2);
the inclined cross beam (4) is arranged between the first connecting beam (3) and the second connecting beam (3) which correspond to each other, and the height of the inner end of the inclined cross beam (4) is higher than that of the outer end of the inclined cross beam (4); a plurality of inclined cross beams (4) are distributed along the trend of the mountain-crossing highway;
the concrete plates (5) are laid on the inclined cross beam (4), and the concrete plates (5) are distributed along the trend of the mountain-crossing highway; the inner end of the concrete slab (5) is contacted with the mountain body; the space above the mountain-going highway is covered by a plurality of concrete slabs (5); the upper side surface of the concrete slab (5) is the top surface of the shed tunnel.
3. The energy-consuming shed tunnel for mountain-area mountain-fall highway protection according to claim 1 or 2, wherein: the single stone removing channel comprises two parallel supporting steel beams, a plurality of rotating shafts are arranged between the two supporting steel beams, and a stone removing roller is arranged on each rotating shaft.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201910546225.XA CN110205951B (en) | 2019-06-24 | 2019-06-24 | Energy-consuming shed tunnel for protecting mountainside highway in mountainous area |
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| CN201910546225.XA CN110205951B (en) | 2019-06-24 | 2019-06-24 | Energy-consuming shed tunnel for protecting mountainside highway in mountainous area |
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| CN110205951B true CN110205951B (en) | 2021-05-28 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN110616648A (en) * | 2019-09-18 | 2019-12-27 | 四川锦信建筑工程有限公司 | Rockfall multi-engine road section curve road driving safety device |
| CN111636894B (en) * | 2020-05-30 | 2023-03-21 | 中铁十八局集团有限公司 | Open cut tunnel structure of high and steep slope tunnel portal and method for preventing avalanche falling of rocks |
| CN113073580B (en) * | 2021-04-07 | 2022-09-02 | 交通运输部公路科学研究所 | Lightweight concrete shed tunnel protective structure |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN101974886A (en) * | 2010-07-30 | 2011-02-16 | 陈洪凯 | Combined rock fall shed tunnel and installation method thereof |
| CN204311364U (en) * | 2014-10-29 | 2015-05-06 | 四川省交通运输厅公路规划勘察设计研究院 | Hangar tunnel |
| CN106638340A (en) * | 2016-12-02 | 2017-05-10 | 大连理工大学 | Combined energy dissipation shed frame structure for preventing rockfall of high and steep slope in earthquake region |
| CN107035390B (en) * | 2017-05-23 | 2018-05-29 | 山东大学 | The intelligent steel arch-shelf flexible protective device of tunnel falling rocks landslide |
| CN207210983U (en) * | 2017-08-23 | 2018-04-10 | 四川方成铁建建设工程有限公司 | A kind of cantilever flexible hangar tunnel |
| CN208219456U (en) * | 2018-04-20 | 2018-12-11 | 李勇 | Anti- falling rocks road protection device |
| CN109235295B (en) * | 2018-11-16 | 2023-11-28 | 中南大学 | Shed tunnel structure for mountain road and design method thereof |
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