CN220166973U - Emergency communication-protection channel for landslide section - Google Patents
Emergency communication-protection channel for landslide section Download PDFInfo
- Publication number
- CN220166973U CN220166973U CN202222569034.5U CN202222569034U CN220166973U CN 220166973 U CN220166973 U CN 220166973U CN 202222569034 U CN202222569034 U CN 202222569034U CN 220166973 U CN220166973 U CN 220166973U
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- China
- Prior art keywords
- landslide
- passage
- culvert
- pipe culvert
- buffer layer
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- 239000011435 rock Substances 0.000 claims abstract description 8
- 239000004567 concrete Substances 0.000 claims description 13
- 229910000831 Steel Inorganic materials 0.000 claims description 8
- 239000010959 steel Substances 0.000 claims description 8
- 229910001335 Galvanized steel Inorganic materials 0.000 claims description 6
- 239000008397 galvanized steel Substances 0.000 claims description 6
- 238000004873 anchoring Methods 0.000 claims description 3
- 239000004575 stone Substances 0.000 abstract description 17
- 239000002689 soil Substances 0.000 abstract description 13
- 230000006835 compression Effects 0.000 abstract description 3
- 238000007906 compression Methods 0.000 abstract description 3
- 239000011381 foam concrete Substances 0.000 abstract description 2
- 238000004140 cleaning Methods 0.000 description 5
- 239000000463 material Substances 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 230000003993 interaction Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000007306 turnover Effects 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/60—Planning or developing urban green infrastructure
Abstract
The utility model relates to an emergency passage protection channel for a landslide section, wherein a landslide body is covered on an existing road surface, a working channel is excavated on the existing road covered with the landslide body, a passage protection pipe culvert is arranged in the working channel, and the passage protection pipe culvert comprises pipe culvert units which are sequentially connected in sequence and are in anchor connection with the existing road surface and a mountain; the mountain body one side that is close to the landslide source is equipped with the side direction structure of backfilling to the pipe culvert of guarantor, is equipped with the top structure of backfilling at the pipe culvert top of guarantor, and the top structure of backfilling is slope shape. According to the utility model, the protection pipe culvert is arranged as a protection passage after the landslide section is cleaned, and in order to reduce the falling rock impact and the pile load of earth and stone backfill, a light buffer layer is adopted for pre-backfilling, the light buffer layer can be selected from the combination of an EPS plate and light foam concrete, the light buffer layer can effectively avoid the disturbance of the soil body of the side slope of the landslide source on one side, lighten the lateral pressure of the top of the protection pipe culvert and the landslide source, and increase the integral compression resistance and deformation resistance of the protection passage.
Description
Technical Field
The utility model relates to the technical field of road restoration, in particular to an emergency communication-maintaining channel for a landslide section.
Background
Landslide is a process and a phenomenon that local stability of a slope is damaged, and rock mass or other fragments slide downwards along one or more fracture sliding surfaces under the action of gravity, so that potential safety hazards are brought to a road. The factors inducing landslide are various, the geological structure and physical and mechanical properties of the rock-soil mass of the side slope are internal factors determining the stability of the rock-soil mass of the side slope, rainfall, groundwater level change, human engineering activities and the like are external factors influencing the stability of the side slope, and the landslide formation process is often the result of interaction of internal and external factors.
In the prior art, when a landslide blocks a road on a key road section, the road is required to be dredged by soil cleaning equipment such as a bulldozer, an excavator and the like, however, when the equipment is used for cleaning soil at a low position, the soil at a high position is easy to slide down again, potential safety hazards are easy to be caused by the soil at the high position, and meanwhile, the time for dredging the road is prolonged.
In addition, for the side slope road with continuous landslide danger, the simple soil and stone cleaning can only solve the current traffic problem, the road still has the risk of being blocked by the landslide again, the personal safety of the rush repair personnel is not facilitated to be ensured, and larger traffic and life potential safety hazards are brought to the subsequent traffic tool and traffic personnel.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides an emergency passage-keeping channel for a landslide section, which solves the problems of low safety and poor treatment effect of the existing landslide treatment of a road.
In order to achieve the above purpose, the technical scheme of the utility model is as follows:
an emergency passage protection channel for a landslide section is formed by excavating a working channel on an existing road covered with a landslide body, wherein a passage protection pipe culvert is arranged in the working channel and comprises pipe culvert units which are sequentially connected in sequence, and the pipe culvert units are fixedly connected with the existing road and a mountain; the mountain body one side that is close to the landslide source is equipped with the side direction structure of backfilling to the pipe culvert of guarantor, is equipped with the top structure of backfilling at the pipe culvert top of guarantor, and the top structure of backfilling is slope shape.
Further, the lateral backfill structure comprises a lateral light buffer layer close to the pipe culvert and a lateral earth and stone backfill layer outside the lateral light buffer layer.
Further, the top backfill structure comprises a top light buffer layer close to the pipe culvert and a top soil and stone backfill layer outside the top light buffer layer, and the top soil and stone backfill layer is arranged to be in a slope shape.
Further, the lateral light buffer layer and the top light buffer layer comprise EPS boards, light concrete, porous concrete and macroporous concrete.
Further, a waterproof layer is arranged between the conservation tube culvert and the lateral light buffer layer as well as between the conservation tube culvert and the top light buffer layer.
Further, a plurality of lighting holes are formed in one side, far away from the landslide source, of the conservation tube culvert.
Further, the pipe culvert unit is a closed truss frame structure, and the cross section of the pipe culvert unit is round, vertical oval, pear-shaped, tubular arch, transverse oval, triangular, rectangular or quincuncial.
Furthermore, the periphery of the lighting hole is reinforced and supported by I-shaped steel.
Further, the pipe culvert unit is made of galvanized steel corrugated plates.
Further, the pipe culvert unit is made of large-caliber steel pipes.
Compared with the prior art, the utility model has the following beneficial effects:
1. according to the utility model, the protection pipe culvert is arranged as a protection passage after the landslide section is cleaned, and in order to reduce the falling rock impact and the pile load of earth and stone backfill, a light buffer layer is adopted for pre-backfilling, the light buffer layer can be selected from the combination of an EPS plate and light foam concrete, the light buffer layer can effectively avoid the disturbance of the soil body of the side slope of the landslide source on one side, lighten the lateral pressure of the top of the protection pipe culvert and the landslide source, and increase the integral compression resistance and deformation resistance of the protection passage.
2. According to one embodiment of the utility model, the top earth and stone backfill is designed into a slope shape, so that the piled matters and falling stones can conveniently slide out or roll out of the outer side of the passage-protecting structure, and the bearing pressure at the top of the passage-protecting culvert is reduced.
3. In one embodiment of the utility model, a plurality of lighting holes are formed on one side of the conservation tube culvert far from the landslide source and used for lighting the inside of the conservation tube culvert.
It is, of course, not necessary for all of the above advantages to be achieved simultaneously in the practice of the various aspects of the utility model.
Drawings
In order to more clearly illustrate the embodiments of the utility model 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 utility model, and that other embodiments of the drawings can be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view showing the overall structure of embodiment 1 of the present utility model;
FIG. 2 is a perspective view of FIG. 1;
fig. 3 is a schematic overall structure of embodiment 2 of the present utility model.
In the figure, the road surface comprises a 1-mountain, a 2-existing road surface, a 3-box culvert structure, 4-earth and stone backfill, a 5-EPS board, 6-lightweight concrete, a 7-temporary road surface, 8-lighting holes and a 9-round culvert structure.
Detailed Description
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. The drawings illustrate preferred embodiments of the utility model. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
In the description of this patent, it should be understood that the terms "center," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate describing the patent and simplify the description, and do not indicate or imply that the devices or elements being referred to must have a particular orientation, be configured and operated in a particular orientation, and are therefore not to be construed as limiting the patent.
In the description of this patent, it should be noted that, unless explicitly stated and limited otherwise, the terms "mounted," "connected," and "disposed" are to be construed broadly, and may be fixedly connected, disposed, detachably connected, disposed, or integrally connected, disposed, for example. The specific meaning of the terms in this patent will be understood by those of ordinary skill in the art as the case may be.
The utility model designs an emergency passage way for a landslide section, and provides a safe and stable passage way for passers-by vehicles and pedestrians by arranging a passage way for protecting after cleaning the landslide section. In order to reduce the falling rock impact and the pile load of earth and stone backfill during the secondary landslide, the utility model adopts the light buffer layer for backfill in advance, thereby effectively avoiding the disturbance of the soil body of the side slope of the landslide source leaning on the mountain, reducing the lateral pressure of the top of the pipe culvert and the landslide source, and increasing the integral compression resistance and deformation resistance of the passage.
Example 1:
referring to fig. 1 and 2, an emergency passage for a landslide section, wherein a passage for protecting a road comprises sequentially connected pipe culvert units, each pipe culvert unit is of a box culvert structure, each pipe culvert unit is connected with an existing road surface and a mountain in an anchoring manner, and a plurality of lighting holes are formed in the outer side of each pipe culvert unit; the side of the mountain body, which is close to the landslide source, of the pipe is sequentially backfilled with a lateral light buffer layer and a lateral earth and stone backfill layer, and the top light buffer layer and the top earth and stone backfill layer are sequentially backfilled on the side of the top of the pipe, and the top earth and stone backfill layer is of a slope structure.
Specifically, in this embodiment, the landslide body is cleaned by soil cleaning equipment such as a bulldozer and an excavator, and the existing road surface 2 is exposed to dredge the road.
Arranging a conservation tube culvert on the existing road surface; the pipe culvert comprises pipe culvert units which are sequentially connected, wherein the pipe culvert units are of a closed one-truss frame structure, in the embodiment, the cross section of each pipe culvert unit is rectangular, the pipe culvert units are of box culvert structures 3, the pipe culvert units which are assembled outside a landslide area are transported to a construction site through a crane or a track and traction equipment, the working time of workers on the landslide site is reduced to the greatest extent, the safety of the workers is protected, and in order to prevent the integral sliding and rollover instability of the pipe culvert units, hollows are arranged at one side and the bottom of each pipe culvert unit and used for installing expansion shell type anchor rods to anchor the pipe culvert units with the existing pavement 2 and the mountain 1; after anchoring, the pipe culvert unit is connected with the existing road surface by further driving in expansion bolts.
Backfilling outside the pipe culvert; firstly, arranging EVA waterproof coiled materials at the outer side and the top side of a conservation pipe culvert for preventing infiltration of water in the conservation pipe culvert; then backfilling a light buffer layer outside the EVA waterproof coiled material to reduce falling stone impact and stacking load, specifically backfilling a lateral light buffer layer on one side of the culvert close to a mountain of a landslide source, and backfilling a top light buffer layer on one side of the culvert top; the lateral light buffer layer and the top light buffer layer comprise at least one layer of EPS boards 5 and light concrete 6, in other embodiments, the light concrete can be replaced by multi-hollow concrete and macroporous concrete, the EPS boards 5 and the light concrete 6 can relieve the top and lateral pressure of the pipe culvert, and finally, the lateral earth and stone backfill and the top earth and stone backfill are respectively carried out outside the light concrete, and the earth and stone backfill 4 is designed into a slope shape, so that the piled matters and falling rocks slide out or roll out of the pipe culvert.
A temporary pavement 7 is paved in the conservation and management culvert, and the whole landslide section can be started by the emergency conservation and management channel.
In order to facilitate the lighting inside the pipe culvert, a plurality of lighting holes 8 are formed in one side far away from the landslide source, and the lighting holes 8 are reinforced and supported by I-shaped steel.
In this embodiment, the culvert units in box culvert form are made of galvanized steel corrugated plates, the wall thickness selectable interval of the galvanized steel corrugated plates is 2.5 mm-12 mm, the wave pitch is selected from 380mm, 140mm, 150 mm, 50 mm, 200 mm, 55 mm, 230 mm, 64 mm, 300mm, 110mm or 400 mm, 150 mm, and the steel plate material comprises Q345, Q235 or Q355; in this example, the galvanized steel corrugated sheet has a wall thickness of 7.2mm, a wave pitch of 300mm and a wave height of 110mm.
Example 2:
referring to fig. 3, unlike embodiment 1, in this embodiment, the cross section of the culvert is circular, namely, the circular culvert structure 9, which is also made of galvanized steel corrugated plate, and the circular culvert needs to be entirely backfilled, and the backfill is also arranged on the side of the circular culvert away from the landslide source, so that the lighting hole cannot be formed. Of course, in other embodiments, the cross-section of the keep-alive tube culvert may be selected from a vertical oval, pear-shaped, tubular arch, transverse oval, triangular, rectangular, or quincuncial.
Compared with the embodiment 2, the embodiment 1 of the utility model has the following advantages:
1. the embodiment 1 has the structural form of a box culvert structure, has reasonable structural layout, has higher space utilization rate of passing functions, and can meet the requirement of design specifications;
2. the structure of example 1 does not require excessive foundation treatment;
3. in the embodiment 1, the box culvert structure is reinforced by the anchor rods and the bolts, so that the whole box culvert structure is not easy to slip and turn over and unstably;
4. the comprehensive comparison is carried out, the engineering quantity of the embodiment 1 is small, the construction risk is reduced, and the construction safety is high;
5. compared with the economy, the box culvert in the embodiment 1 has simple structure, is easy to assemble, is convenient to construct, and has lower material consumption, so that the box culvert is more economical;
6. the embodiment 1 is additionally provided with the lighting port, so that the daytime running is facilitated.
Example 3:
unlike example 1 or example 2, in this example, the guarantor pipe is a large-caliber steel pipe structure that is formed by splicing or rolling steel plates.
The above examples illustrate only a few embodiments of the utility model, which are described in detail and are not to be construed as limiting the scope of the utility model. It should be noted that it will be apparent to those skilled in the art that several variations and modifications can be made without departing from the spirit of the utility model, which are all within the scope of the utility model. Accordingly, the scope of protection of the present utility model is to be determined by the appended claims.
Claims (10)
1. The emergency passage protection channel for the landslide section is characterized in that a working channel is excavated on the existing road covered with the landslide body, and a passage protection pipe culvert is arranged in the working channel and comprises pipe culvert units which are sequentially connected in sequence and connected with the existing road and the mountain in an anchoring manner; the mountain body one side that is close to the landslide source is equipped with the side direction structure of backfilling to the pipe culvert of guarantor, is equipped with the top structure of backfilling at the pipe culvert top of guarantor, and the top structure of backfilling is slope shape.
2. The landslide section emergency passage-keeping channel of claim 1 wherein the lateral backfill structure comprises a lateral lightweight buffer layer proximate the passage-keeping culvert and a lateral earth-rock backfill layer outside the lateral lightweight buffer layer.
3. The landslide section emergency passage-keeping channel of claim 2 wherein the top backfill structure comprises a top light buffer layer proximate the passage-keeping pipe culvert and a top earth-rock backfill layer outside the top light buffer layer, the top earth-rock backfill layer being formed in a ramp shape.
4. The landslide section emergency passage-keeping channel of claim 3 wherein the lateral and top lightweight cushioning layers comprise EPS plates, lightweight concrete, porous concrete, macroporous concrete.
5. The landslide section emergency passage-keeping channel of claim 4, wherein a waterproof layer is arranged between the passage-keeping culvert and the lateral light buffer layer and the top light buffer layer.
6. The landslide section emergency passage-protecting channel of claim 1, wherein the side of the passage-protecting pipe away from the landslide source is provided with a plurality of lighting holes.
7. The landslide section emergency passage-keeping channel according to claim 1, wherein the culvert unit is a closed truss frame structure, and the cross section of the culvert unit is round, vertical oval, tubular arch, transverse oval, triangle, rectangle or quincuncial.
8. The landslide section emergency passage-keeping channel of claim 6 wherein the perimeter of the lighting aperture is reinforced with a steel bar.
9. The landslide section emergency passage-keeping means of claim 1 wherein the culvert unit is made of galvanized steel corrugated sheet.
10. The landslide section emergency passage-keeping channel of claim 1 wherein the culvert unit is made of large-caliber steel pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222569034.5U CN220166973U (en) | 2022-09-28 | 2022-09-28 | Emergency communication-protection channel for landslide section |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222569034.5U CN220166973U (en) | 2022-09-28 | 2022-09-28 | Emergency communication-protection channel for landslide section |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220166973U true CN220166973U (en) | 2023-12-12 |
Family
ID=89064463
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222569034.5U Active CN220166973U (en) | 2022-09-28 | 2022-09-28 | Emergency communication-protection channel for landslide section |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220166973U (en) |
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2022
- 2022-09-28 CN CN202222569034.5U patent/CN220166973U/en active Active
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