CN219973236U - Comprehensive protection structure for broken stone soil slope - Google Patents
Comprehensive protection structure for broken stone soil slope Download PDFInfo
- Publication number
- CN219973236U CN219973236U CN202321057053.8U CN202321057053U CN219973236U CN 219973236 U CN219973236 U CN 219973236U CN 202321057053 U CN202321057053 U CN 202321057053U CN 219973236 U CN219973236 U CN 219973236U
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- China
- Prior art keywords
- soil
- slope
- horizontal section
- protection structure
- net pad
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- 239000002689 soil Substances 0.000 title claims abstract description 53
- 239000004575 stone Substances 0.000 title claims description 16
- 239000004744 fabric Substances 0.000 claims abstract description 28
- 230000002787 reinforcement Effects 0.000 claims abstract description 23
- 230000001681 protective effect Effects 0.000 claims abstract description 16
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 20
- 238000001914 filtration Methods 0.000 claims description 9
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 238000005096 rolling process Methods 0.000 description 4
- 239000004746 geotextile Substances 0.000 description 3
- 101100495270 Caenorhabditis elegans cdc-26 gene Proteins 0.000 description 2
- 238000005065 mining Methods 0.000 description 2
- 244000025254 Cannabis sativa Species 0.000 description 1
- 229910001335 Galvanized steel Inorganic materials 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000008397 galvanized steel Substances 0.000 description 1
- 230000008595 infiltration Effects 0.000 description 1
- 238000001764 infiltration Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
- 238000009991 scouring Methods 0.000 description 1
- 238000004162 soil erosion Methods 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
Landscapes
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
Abstract
The utility model provides a comprehensive protection structure of a gravel soil slope, which comprises a plurality of reinforcement cloths which are paved at intervals from bottom to top, wherein a gravel layer is backfilled above each reinforcement cloth, and each reinforcement cloth is matched with each gravel layer to form a slope body; the reinforcement cloth consists of a lower horizontal section, an upper horizontal section and a reverse wrapping section connected between the lower horizontal section and the upper horizontal section; soil bags are piled in the reverse bag sections, and the soil bags and the reverse bag sections are matched to form a stepped protective wall; the outer side surface of the step-shaped protective wall is fixedly connected with a three-dimensional geotechnical net pad which is obliquely arranged, backfill soil is filled between the three-dimensional geotechnical net pad and the step-shaped protective wall, and a drainage mechanism extending out of the three-dimensional geotechnical net pad is arranged in the slope body; the utility model can comprehensively protect the gravel soil backfill side slope, is beneficial to the stability of the side slope, prevents geological disasters from happening, solves the problem of unstable side slope of the existing gravel soil backfill, and improves the attractiveness of the side slope.
Description
Technical Field
The utility model relates to the technical field of gravel soil slope protection, in particular to a comprehensive protection structure of a gravel soil slope.
Background
The dumping site refers to a site where mine mining wastes are intensively discharged. The dumping site is a giant artificial loose gravelly soil bulk assembly, when the dumping site is subjected to the infiltration of atmospheric rainfall or surface water, the stable state of piled materials in the dumping site can be rapidly deteriorated, serious safety problems exist, and geological disaster problems such as landslide, collapse, debris flow and the like can be caused; instability of the dumping site can cause disasters and major engineering accidents of the mining dumping site, so that normal production of the mine is affected, and huge economic loss is caused to the mine.
The existing slope protection structure can only simply block broken stone, is poor in stability, and meanwhile is serious in water and soil loss and low in safety.
Disclosure of Invention
The utility model aims to provide a comprehensive protection structure for a gravel soil slope, which aims to solve the problems in the background technology.
In order to achieve the above purpose, the present utility model provides the following technical solutions:
the comprehensive protection structure of the gravel soil slope comprises a plurality of reinforcement cloths which are paved at intervals from bottom to top, wherein gravel layers are backfilled above the reinforcement cloths, and the reinforcement cloths and the gravel layers are matched to form a slope body;
the reinforcement cloth consists of a lower horizontal section, an upper horizontal section and a reverse wrapping section connected between the lower horizontal section and the upper horizontal section; soil bags are piled in the reverse bag sections, and the soil bags and the reverse bag sections are matched to form a stepped protective wall;
the three-dimensional geotechnical net pad is fixedly connected with the outer side face of the step-shaped protective wall and is obliquely arranged, backfill soil is filled between the three-dimensional geotechnical net pad and the step-shaped protective wall, and a drainage mechanism extending out of the three-dimensional geotechnical net pad is arranged in the slope body.
As a further scheme of the utility model: a plurality of U-shaped nails are uniformly distributed on the lower horizontal section and the upper horizontal section respectively, and each U-shaped nail is inserted into a corresponding crushed stone layer.
As a further scheme of the utility model: the three-dimensional geotechnical net pad is uniformly distributed with a plurality of L-shaped ground nails, and each L-shaped ground nail is matched to form a plum blossom shape and is inserted into the stepped protective wall.
As a further scheme of the utility model: the drainage mechanism comprises a reverse filtering bag arranged in the side slope body, and a drainage pipe extending to the outside of the three-dimensional geotechnical net pad along the horizontal direction is fixedly connected to the reverse filtering bag.
As a further scheme of the utility model: the drain pipes are provided with a plurality of drain pipes, and each drain pipe is matched to form a plum blossom shape.
As a further scheme of the utility model: the drainage pipe on the inner side of the three-dimensional geotechnical net pad is wrapped with nonwoven geotechnical cloth, and a plurality of water outlets are uniformly distributed on the drainage pipe on the inner periphery of the nonwoven geotechnical cloth.
Compared with the prior art, the utility model has the beneficial effects that:
after the structure is adopted, through the mutual matching among the reinforced cloth, the gravel layer, the soil bag, the three-dimensional geotechnical net pad, the backfill soil and the drainage mechanism, when in use, each soil bag and each reverse wrapping section are matched to form a step-shaped protective wall, so that the safety of the side slope is ensured, and water and soil loss is prevented; meanwhile, the slope is protected by matching the three-dimensional geotechnical net pad and backfill, so that water flow in a rainy season can be prevented from scouring the slope to cause soil erosion and slope instability, and the slope greening environment can be beautified; in addition, the drainage mechanism can smoothly drain water accumulated in the side slope, and the stability of the side slope is ensured. The utility model can comprehensively protect the gravel soil backfill side slope, is beneficial to the stability of the side slope, prevents geological disasters from happening, solves the problem of unstable side slope of the existing gravel soil backfill, and improves the attractiveness of the side slope.
Drawings
FIG. 1 is a cross-sectional view of a comprehensive protection structure for a gravel soil slope.
FIG. 2 is a cross-sectional view of a reinforcement fabric and a three-dimensional geotechnical mat in a comprehensive protection structure for a gravel soil slope.
Fig. 3 is a schematic structural view of an L-shaped ground nail in a comprehensive protection structure of a gravel soil slope.
Fig. 4 is a schematic structural view of a U-shaped ground nail in a comprehensive protection structure of a gravel soil slope.
Fig. 5 is a schematic structural view of a drain pipe in a comprehensive protection structure of a gravel soil slope.
Fig. 6 is a schematic structural view of a drainage mechanism in a comprehensive protection structure of a gravel soil slope.
In the figure: 1. reinforced cloth; 2. a crushed stone layer; 3. a soil bag; 4. a three-dimensional geotechnical net pad; 5. backfilling soil; 6. a drainage mechanism; 601. filtering the bag reversely; 602. a drain pipe; 603. a nonwoven geotextile; 604. a water outlet hole; 7. a U-shaped nail; 8. l-shaped ground nails.
Detailed Description
The technical scheme of the patent is further described in detail below with reference to the specific embodiments.
Referring to fig. 1-6, a comprehensive protection structure for a gravel soil slope comprises a plurality of reinforcement cloths 1 which are paved at intervals from bottom to top, wherein a gravel layer 2 is backfilled above each reinforcement cloth 1, and each reinforcement cloth 1 is matched with each gravel layer 2 to form a slope body; before backfilling the crushed stone, paving the high-strength durable reinforcement cloth 1, rolling, paving a second layer of high-strength durable reinforcement cloth 1, and the like until the uppermost layer is paved. The reinforcement cloth 1 consists of a lower horizontal section, an upper horizontal section and a reverse wrapping section connected between the lower horizontal section and the upper horizontal section; each reverse-wrapping section is positioned at the outer side of the side slope body, soil bags 3 are piled in each reverse-wrapping section, raw soil is filled in each soil bag 3, and each soil bag 3 and each reverse-wrapping section are matched to form a stepped protective wall in the layered rolling process, so that the safety of the side slope is ensured, and water and soil loss is prevented; the three-dimensional geotechnical net pad 4 which is obliquely arranged is fixedly connected to the outer side face of the stepped protective wall, backfill 5 is filled between the three-dimensional geotechnical net pad 4 and the stepped protective wall, slope protection is carried out, and the three-dimensional geotechnical net pad 4 is connected in a splicing mode. The drainage mechanism 6 extending to the outside of the three-dimensional geotechnical net pad 4 is arranged in the side slope body, so that water in the piled mountain can be smoothly discharged, and the stability of the side slope is ensured. The three-dimensional geotechnical net pad 4 and the backfill 5 are used for protecting the whole slope, namely, the slope is prevented from being washed by water flow in rainy seasons, so that soil and water loss and instability of the slope are caused, and the slope greening environment can be beautified.
In this embodiment, a plurality of staples 7 are uniformly distributed on the lower horizontal section and the upper horizontal section, each staple 7 is inserted into the corresponding crushed stone layer 2, and the four corner points and the middle points of the overlapping part of the reinforced cloth 1 and the web are fixed by using a plurality of staples 7.
In this embodiment, the three-dimensional geotechnical mat 4 is uniformly distributed with a plurality of L-shaped ground nails 8, and each L-shaped ground nail 8 is matched to form a plum blossom shape and is inserted into a stepped protective wall. The three-dimensional geotechnical net pad 4 is provided with a plurality of pieces, is fixed by using L-shaped ground nails 8, and then grass planting protection is carried out on the three-dimensional geotechnical net pad 4.
In this embodiment, the drainage mechanism 6 includes a reverse filtering bag 601 disposed in the side slope body, so as to prevent water and soil loss of the accumulated mountain; the drain pipe 602 extending to the outside of the three-dimensional geotechnical net pad 4 along the horizontal direction is fixedly connected to the reverse filtering bag 601, so that the slope body is protected, and accumulated water in the slope is drained.
Further, the plurality of drain pipes 602 are provided, and each drain pipe 602 is matched to form a plum blossom shape, so that water in the side slope is effectively discharged.
Further, the drain pipe 602 inside the three-dimensional geotechnical mat 4 is wrapped with a nonwoven geotechnical cloth 603, and a plurality of water outlet holes 604 are uniformly distributed on the drain pipe 602 inside the nonwoven geotechnical cloth 603. The friction force between the drain pipe 602 and the side slope hole wall can be increased by the nonwoven geotextile 603, meanwhile, the nonwoven geotextile 603 is good in water permeability, and broken stone soil loss in the side slope is prevented.
The working principle of the utility model is as follows: before backfilling broken stone, paving a layer of high-strength durable reinforcement cloth 1, rolling, paving a second layer of high-strength durable reinforcement cloth 1, and so on until the reinforcement cloth is paved on the topmost layer, and fixing the reinforcement cloth layer and the layer by using a U-shaped nail 7 made of galvanized steel wires.
In the layering rolling process, the soil bags 3 are used for piling up at the reverse wrapping position of the high-strength durable reinforced cloth 1 to form a stepped protective wall, so that the safety of a side slope is ensured, and water and soil loss is prevented.
After the side slope is piled up, the drain pipe 602 is arranged on the slope in a plum blossom shape, a plurality of water outlet holes 604 are formed in the drain pipe 602, a layer of non-woven geotechnical cloth 603 is wrapped outside the drain pipe 602, and water piled up in the mountain can be smoothly discharged by using the drain pipe 602, so that the stability of the side slope is ensured. The reverse filtering bag 601 is placed at one end of the drain pipe 602 close to the slope mountain body, and the reverse filtering bag 601 can prevent water and soil loss of the accumulated mountain body.
The three-dimensional geotechnical net pad 4 is used for slope protection, the three-dimensional geotechnical net pad 4 is spliced, backfill soil 5 is filled under the three-dimensional geotechnical net pad 4, then the three-dimensional geotechnical net pad is fixed by using L-shaped ground nails 8 made of stainless steel, and the L-shaped ground nails 8 are distributed in a quincuncial shape and are distributed in a way of being separated from the drain pipe 602.
While the preferred embodiments of the present patent have been described in detail, the present patent is not limited to the above embodiments, and various changes may be made without departing from the spirit of the present patent within the knowledge of those skilled in the art.
Claims (6)
1. The comprehensive protection structure for the broken stone soil slope is characterized by comprising a plurality of reinforcement cloths (1) which are paved at intervals from bottom to top, wherein a broken stone layer (2) is backfilled above each reinforcement cloth (1), and each reinforcement cloth (1) is matched with each broken stone layer (2) to form a slope body;
the reinforcement cloth (1) consists of a lower horizontal section, an upper horizontal section and a reverse wrapping section connected between the lower horizontal section and the upper horizontal section; soil bags (3) are piled in the reverse bag sections, and each soil bag (3) and each reverse bag section are matched to form a stepped protective wall;
the three-dimensional geotechnical net pad (4) which is obliquely arranged is fixedly connected to the outer side face of the stepped protective wall, backfill soil (5) is filled between the three-dimensional geotechnical net pad (4) and the stepped protective wall, and a drainage mechanism (6) which extends out of the three-dimensional geotechnical net pad (4) is arranged in the slope body.
2. The comprehensive protection structure for the crushed stone soil slope according to claim 1, wherein a plurality of U-shaped nails (7) are uniformly distributed on the lower horizontal section and the upper horizontal section respectively, and each U-shaped nail (7) is inserted into the corresponding crushed stone layer (2).
3. The comprehensive protection structure of the gravelly soil slope according to claim 1, wherein a plurality of L-shaped ground nails (8) are uniformly distributed on the three-dimensional geotechnical net pad (4), and each L-shaped ground nail (8) is matched to form a plum blossom shape and is inserted into a stepped protection wall.
4. The comprehensive protection structure of the gravelly soil slope according to claim 1, wherein the drainage mechanism (6) comprises a reverse filtering bag (601) arranged in the slope body, and a drain pipe (602) extending outside the three-dimensional geotechnical net pad (4) along the horizontal direction is fixedly connected to the reverse filtering bag (601).
5. The comprehensive protection structure for the crushed stone soil slope according to claim 4, wherein a plurality of drainage pipes (602) are arranged, and each drainage pipe (602) is matched to form a plum blossom shape.
6. The comprehensive protection structure for the crushed stone soil slope according to claim 4, wherein the drainage pipe (602) on the inner side of the three-dimensional geotechnical net pad (4) is wrapped with a non-woven geotechnical cloth (603), and a plurality of water outlets (604) are uniformly distributed on the drainage pipe (602) on the inner periphery of the non-woven geotechnical cloth (603).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321057053.8U CN219973236U (en) | 2023-05-06 | 2023-05-06 | Comprehensive protection structure for broken stone soil slope |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321057053.8U CN219973236U (en) | 2023-05-06 | 2023-05-06 | Comprehensive protection structure for broken stone soil slope |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219973236U true CN219973236U (en) | 2023-11-07 |
Family
ID=88593584
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321057053.8U Active CN219973236U (en) | 2023-05-06 | 2023-05-06 | Comprehensive protection structure for broken stone soil slope |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219973236U (en) |
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2023
- 2023-05-06 CN CN202321057053.8U patent/CN219973236U/en active Active
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