CN217480070U - Multistage ecological revetment of mountain area river course - Google Patents
Multistage ecological revetment of mountain area river course Download PDFInfo
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- CN217480070U CN217480070U CN202221014064.3U CN202221014064U CN217480070U CN 217480070 U CN217480070 U CN 217480070U CN 202221014064 U CN202221014064 U CN 202221014064U CN 217480070 U CN217480070 U CN 217480070U
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Abstract
The utility model provides a multistage ecological bank protection of mountain river, which comprises a first-level hydrophilic walkway reformed by the current situation road beside the mountain river, wherein the first-level hydrophilic walkway is provided with a prefabricated empty box building block revetment formed by splicing and close to the river side, the bottom end of the prefabricated empty box building block revetment is provided with a prefabricated building block foundation, and the prefabricated building block foundation is provided with stone cage net bag fixing feet close to the river side; one-level hydrophilic pavement is kept away from the river side and is provided with the prefabricated grid block barricade that is higher than current situation ground and concatenation and forms, prefabricated grid block barricade bottom is provided with prefabricated barricade basis, prefabricated grid block barricade top is provided with prefabricated wave wall, pile up behind the prefabricated grid block barricade wall and have the increase soil body that flushes rather than the top, it is provided with second grade flood prevention road to increase the soil body top. The utility model can be prefabricated, the construction is fast, and the pollution is little; the requirements of bank protection and flood control are met, and meanwhile, the ecological and landscape effects are also considered.
Description
Technical Field
The utility model relates to a bank protection technical field specifically indicates a multistage ecological bank protection of mountain area river course.
Background
The water level and flow of the mountain river change greatly, and the water flow is turbulent in the flood season, but the duration is short. The riverbed in the riverway is mostly composed of bedrock and cobblestones, the foundation condition is good, and the building materials are rich. The hard retaining wall and the revetment are usually adopted in the conventional mountain river bank protection treatment, but the traditional mountain river bank protection treatment has the following defects: after the revetment is hardened, the roughness of the river channel is reduced, the flow velocity of the water flow is increased, the scouring of the river water on the downstream river bank is intensified, and the river bank is more seriously collapsed; and meanwhile, the biological circulation of the river channel and vegetation is prevented, and the ecological function of the river channel is degraded.
SUMMERY OF THE UTILITY MODEL
The weak point to prior art, the utility model provides a multistage ecological bank protection of mountain area river course can satisfy the river course and erode the requirement to river bank stability, can satisfy again that mountain area river course water level becomes the requirement that the big needs carried out the flood control, still has simultaneously and carries out hydrophilic function of vwatching according to mountain area river course water level change.
In order to achieve the above object, the utility model relates to a multistage ecological bank protection of mountain area river course, include the hydrophilic pavement of one-level reformed transform by the other current situation road in mountain area river course, its special character lies in: the prefabricated hollow box block revetment is formed by splicing a plurality of prefabricated hollow box blocks from top to bottom and from left to right at a position, close to a river water side, above a normal water level, of the primary hydrophilic footpath; the one-level hydrophilic pavement keeps away from the river side and is provided with and is higher than current situation ground, and by a plurality of prefabricated grid building blocks about, splice the prefabricated grid building block barricade that forms, prefabricated grid building block barricade bottom is provided with prefabricated barricade basis, prefabricated grid building block barricade top is provided with prefabricated wave wall, pile up behind the prefabricated grid building block barricade wall and have the increase soil body that flushes with grid building block barricade top, increase inside the soil body and bury underground and be used for the reinforcing to increase soil body shear strength, and be the geogrid that interval level arranged, it is provided with the second grade flood prevention road with one-level hydrophilic pavement parallel arrangement to increase the soil body top, prefabricated grid building block barricade and prefabricated wave wall constitute second grade flood prevention revetment structure, second grade flood prevention road constitutes second grade hydrophilic platform.
Furthermore, geotechnical cloth is attached to the inner wall of each prefabricated hollow box building block in the prefabricated hollow box building block revetment, and river channel broken stones or soil are filled in the box body; irregular openings are formed in the side face of each prefabricated hollow box building block, and aquatic plants, hygrophytes and terrestrial plants capable of increasing the scouring resistance of the structure are planted in the openings.
Further, each of the prefabricated hollow box blocks has a size of 2m × 1m × 0.5 m.
Furthermore, reverse filtering geotextile and graded broken stones are arranged behind the prefabricated empty box building block slope protection slope.
Furtherly, the string bag in the gabion string bag solid foot is the two transposition steel wire string bags of prefabricated hexagon, and the string bag solid foot shape is 3 mx 1 mx 2 m's cuboid, and the cuboid is located 1m high department and embeds there is the baffle, and the inside packing of string bag solid foot has the mountain area stone.
Furthermore, each prefabricated grid block in the prefabricated grid block retaining wall is an ecological hollow block, an anchoring rod is connected between every two ecological hollow blocks, and vine slope protection plants are planted on the outer side of each ecological hollow block.
Furthermore, the elevation angle of the prefabricated grid block retaining wall surface is 75-85 degrees.
Furthermore, geotextile and gravels are arranged behind the prefabricated grille block retaining wall.
Furthermore, the height of the retaining wall and the heightened soil body of the prefabricated grating building block is set to be the height capable of achieving river flood control.
The utility model has the advantages of:
1. the utility model meets the requirement of river channel scouring on the stability of river banks through a primary hydrophilic bank protection structure consisting of the stone cage net bag fixing feet and the prefabricated hollow block slope protection;
2. the utility model meets the requirement of flood control when the water level of the river in the mountain area is increased by a two-stage flood control bank protection structure consisting of the prefabricated grid block retaining wall and the prefabricated wave wall;
3. the ecological revetment can have the hydrophilic ornamental function in the non-flood season of river water through the primary hydrophilic platform formed by the primary hydrophilic walkways; the ecological revetment can have a hydrophilic ornamental function in the flood season of the river by a secondary hydrophilic platform formed by secondary flood prevention roads, so that the traffic demands of people and vehicles in the flood season are met;
4. the gabion string fixing foot, the prefabricated empty box block slope protection, the prefabricated block foundation, the prefabricated grid block retaining wall, the prefabricated retaining wall foundation and the prefabricated wave wall in the utility model can be prefabricated, assembled and constructed, the pollution is little, the construction speed is high, and the application is wide;
5. the prefabricated empty box building block revetment and the prefabricated grid building block retaining wall in the utility model can be used for planting ecological plants close to the river side, thereby not only enhancing the biological circulation between the river channel and the vegetation, effectively controlling the soil erosion loss, but also beautifying the river bank landscape and taking the ecological function and the landscape function into consideration;
6. the prefabricated wave wall is arranged at the top end of the prefabricated grille block retaining wall, so that the prefabricated wave wall can be used as a railing, the height of the retaining wall is reduced, and investment is saved;
the multi-stage ecological revetment for the mountain river can be prefabricated, is quick in construction and small in pollution, and meets the requirements of the prefabricated assembly sustainable development of hydraulic engineering; the requirements of bank protection and flood control are met, and meanwhile, the ecological and landscape effects are also considered.
Drawings
Fig. 1 is a schematic view of the sectional structure of the multistage ecological revetment for mountain river channels;
FIG. 2 is an enlarged view of the prefabricated empty box block revetment, gabion securing legs and prefabricated block foundation of FIG. 1;
FIG. 3 is an enlarged view of the prefabricated grid block retaining wall, the prefabricated retaining wall foundation, the prefabricated wave wall, the heightened soil body, the geogrid and the secondary flood control road in FIG. 1;
in the figure: the prefabricated hollow box building block slope protection device comprises a prefabricated hollow box building block slope protection 1, gabion string bag fixing feet 2, a prefabricated building block foundation 3, a primary hydrophilic footpath 4, a prefabricated grid building block retaining wall 5, an anchoring rod 5-1, a prefabricated retaining wall foundation 6, a prefabricated wave wall 7, a heightened soil body 8, a secondary flood prevention road 9 and a geogrid 10.
Detailed Description
The invention is described in further detail below with reference to the figures and the specific embodiments.
In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the invention.
The utility model discloses multistage ecological revetment of mountain river course, as shown in fig. 1-3, include the one-level hydrophilic pavement 4 that is reformed transform into by the current situation road of mountain river course side, one-level hydrophilic pavement 4 is close to river water side, and is located the position department above the normal water level and is provided with prefabricated empty box building block bank protection 1 that is spliced from top to bottom, left and right sides by a plurality of prefabricated empty box building blocks, prefabricated empty box building block bank protection 1 bottom is provided with prefabricated building block basis 3, prefabricated building block basis 3 is close to river water side, and is located the position department below the normal water level and buries in the gabion string bag solid foot 2 that is used as anti-scouring solid foot, gabion string bag solid foot 2 and prefabricated empty box building block bank protection 1 constitute one-level hydrophilic revetment structure, one-level hydrophilic pavement 4 constitutes one-level hydrophilic platform; the side of the first-level hydrophilic footpath 4 far away from the river is provided with a prefabricated grid block retaining wall 5 which is higher than the current ground and is formed by splicing a plurality of prefabricated grid blocks up and down and left and right, the bottom end of the prefabricated grid block retaining wall 5 is provided with a prefabricated retaining wall foundation 6, the top end of the prefabricated grid block retaining wall 5 is provided with a prefabricated wave wall 7, a heightened soil body 8 which is flush with the top end of the grid block retaining wall 5 is accumulated behind the prefabricated grid block retaining wall 5, the raised soil 8 is internally embedded with geogrids 10 which are used for enhancing the shear strength of the raised soil 8 and are horizontally arranged at intervals, the top end of the heightened soil body 8 is provided with a secondary flood prevention road 9 which is arranged in parallel with the primary hydrophilic footpath 4, prefabricated grid block barricade 5 and prefabricated wave wall 7 constitute second grade flood control revetment structure, second grade flood control road 9 constitutes the hydrophilic platform of second grade.
The utility model meets the requirement of river channel scouring on the stability of river banks through a primary hydrophilic bank protection structure formed by the gabion string bag fixing legs 2 and the prefabricated hollow box building block revetment 1; the secondary flood control bank protection structure formed by the prefabricated grid block retaining wall 5 and the prefabricated wave wall 7 meets the requirement of flood control when the water level of a river in a mountain area is increased; the ecological revetment can have a hydrophilic ornamental function in the non-flood season of the river by a primary hydrophilic platform consisting of a primary hydrophilic pavement 4; the ecological revetment can have a hydrophilic ornamental function in the flood season of the river by a secondary hydrophilic platform formed by the secondary flood control roads 9, and the traffic demand of people and vehicles in the flood season is met.
Preferably, geotechnical cloth is adhered to the inner wall of each prefabricated hollow box building block box body in the prefabricated hollow box building block revetment 1, and river channel broken stones or soil are filled in the box bodies; irregular openings are formed in the side face of each prefabricated hollow box building block, and aquatic plants, hygrophytes and terrestrial plants capable of increasing the scouring resistance of the structure are planted in the openings. Each prefabricated hollow box building block is a box body with the size of 2m multiplied by 1m multiplied by 0.5 m. And reverse filtering geotextile and graded broken stones are arranged behind the prefabricated empty box building block protection slope (1).
Specifically, prefabricated empty case building block bank protection 1 is located more than the normal water level, and prefabricated empty case building block is finished product prefabricated empty case. The upper layer of prefabricated hollow box building blocks incline to the soil body to form a certain gradient. The side surface of the box body is irregularly provided with holes, pebbles, rock blocks or soil bodies are filled in the box body, the stability is kept through self weight, and the requirements of large flow velocity and erosion resistance of a river channel in a flood season can be met after the box body is filled. Soil can be added into the box to plant reasonable aquatic plants, hygrophytes and terrestrial plants, and roots of the plants are used for connecting soil and stones in the box body, so that the scouring resistance of the structure is improved. Meanwhile, the opening of the box body enhances the biological circulation of the river channel and the vegetation, the ecological function is obvious, and the requirements of appreciation and landscape can be met after the plants grow. The prefabricated empty box building block revetment 1 shown in the figures 1-2 is only one illustration.
Preferably, the string bag among the gabion string bag solid foot 2 is the two transposition steel wire string bags of prefabricated hexagon, and the string bag solid foot shape is 3 mx 1 mx 2 m's cuboid, and the cuboid is located 1m high department and embeds there is the baffle, and the inside packing of string bag solid foot has the mountain area stone.
The gabion string bag fixing leg 2 is positioned below the normal water level, and can be operated and constructed with water. The net bag is filled with rich stones and pebbles in the mountainous area and is buried in the river soil body to be used as an anti-impact foot fixing.
1 tops of prefabricated empty box building block bank protection set up one-level hydrophilic pavement 4, and the pavement combines the present situation road surface to implement, and the width can be adjusted as required.
Preferably, each prefabricated grid block in the prefabricated grid block retaining wall 5 is an ecological hollow block, and an anchoring rod 5-1 is connected between every two ecological hollow blocks, so that the wall surface forms a flexible wall body, and the elevation angle of the wall surface is 80 degrees. River channel crushed stones or soil are filled in each ecological hollow block, and vine slope protection plants are planted on the outer sides of the ecological hollow blocks, so that soil erosion and loss can be effectively controlled, river bank landscape can be beautified, and both ecological functions and landscape functions can be considered. And geotextile and broken stones are arranged behind 5 walls of the prefabricated grille block retaining wall. The interior of the heightened soil body 8 is paved by geogrids 10, and the shear strength of the soil body is enhanced through the friction force between the geogrids 10 and the heightened soil body 8. Prefabricated grid building block barricade 5 and increase 8 high settings of soil body and be able to reach the elevation of river course flood control. During construction, the prefabricated grid building blocks, the broken stones, the geogrid 10 and the heightened soil body 8 are synchronously heightened layer by layer.
The prefabricated wave wall 7 that sets up on the 5 tops of prefabricated grid block barricade can act as the coping of prefabricated grid block barricade 5, does guard rail and wave wall concurrently, thereby prefabricated wave wall 7 can reduce the dyke top height and reduce engineering cost, saves the investment.
The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.
Claims (9)
1. The utility model provides a multistage ecological shore protection of mountain area river course, includes one-level hydrophilic pavement (4) that are reformed transform by the other current situation road in mountain area river course, its characterized in that: the one-level hydrophilic sidewalk (4) is close to a river water side and is provided with a prefabricated empty box building block revetment (1) formed by splicing a plurality of prefabricated empty box building blocks up and down and left and right at a position above a normal water level, a prefabricated building block foundation (3) is arranged at the bottom end of the prefabricated empty box building block revetment (1), a gabion string bag fixing foot (2) used as an anti-impact fixing foot is embedded at a position, close to the river water side, below the normal water level of the prefabricated building block foundation (3), the gabion string bag fixing foot (2) and the prefabricated empty box building block revetment (1) form a one-level hydrophilic revetment structure, and the one-level hydrophilic sidewalk (4) forms a one-level hydrophilic platform; the one-level hydrophilic pavement (4) is far away from the river water side and is provided with a prefabricated grid block retaining wall (5) which is higher than the current situation ground and is formed by splicing a plurality of prefabricated grid blocks up and down and left and right, the bottom end of the prefabricated grid block retaining wall (5) is provided with a prefabricated retaining wall foundation (6), the top end of the prefabricated grid block retaining wall (5) is provided with a prefabricated wave wall (7), a heightened soil body (8) which is flushed with the top end of the grid block retaining wall (5) is accumulated behind the prefabricated grid block retaining wall (5) wall, a geogrid (10) which is used for enhancing the shear strength of the heightened soil body (8) and is horizontally arranged at intervals is embedded in the heightened soil body (8), the top end of the heightened soil body (8) is provided with a second-level flood prevention grid road (9) which is arranged in parallel with the one-level hydrophilic pavement (4), and the prefabricated block retaining wall (5) and the prefabricated wave wall (7) form a second-level flood protection bank structure, the secondary flood prevention road (9) forms a secondary hydrophilic platform.
2. The multistage ecological revetment of mountain river of claim 1, wherein: geotechnical cloth is adhered to the inner wall of each prefabricated hollow box building block box body in the prefabricated hollow box building block revetment (1), and river channel broken stones or soil are filled in the box bodies; the side of each prefabricated hollow box building block is provided with a hole, and aquatic plants, hygrophytes and terrestrial plants which can increase the scouring resistance of the structure are planted in the holes.
3. The multistage ecological revetment of mountain river of claim 2, wherein: each prefabricated hollow box building block is a box body with the size of 2m multiplied by 1m multiplied by 0.5 m.
4. The multistage ecological revetment of mountain river of claim 3, wherein: and reverse filtering geotextile and graded broken stones are arranged behind the prefabricated empty box building block protection slope (1).
5. The multistage ecological revetment of mountain river of claim 1, wherein: the string bag in gabion string bag solid foot (2) is a prefabricated hexagonal double-stranded steel wire string bag, the string bag solid foot is shaped like a cuboid of 3m multiplied by 1m multiplied by 2m, a partition plate is arranged in a position, located at the height of 1m, of the cuboid, and mountain stones are filled in the string bag solid foot.
6. The multistage ecological revetment of mountain river of claim 1, wherein: every prefabricated grid building block in prefabricated grid building block barricade (5) all adopts ecological hollow building block, is connected with anchor stick (5-1) between every ecological hollow building block, and every ecological hollow building block is inside all to be filled with river course rubble or earth, and the outside is planted there is the tendril bank protection plant.
7. The multistage ecological revetment of mountain river of claim 6, wherein: the prefabricated grid building block retaining wall (5) is 75-85 degrees in elevation angle of the wall surface.
8. The multistage ecological revetment of mountain river of claim 7, wherein: and geotextile and gravels are arranged behind the prefabricated grating block retaining wall (5).
9. The multistage ecological revetment of mountain river of claim 1, wherein: prefabricated grid block barricade (5) and increase soil body (8) height and set up to reach the elevation of river course flood control.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221014064.3U CN217480070U (en) | 2022-04-24 | 2022-04-24 | Multistage ecological revetment of mountain area river course |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221014064.3U CN217480070U (en) | 2022-04-24 | 2022-04-24 | Multistage ecological revetment of mountain area river course |
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| Publication Number | Publication Date |
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| CN217480070U true CN217480070U (en) | 2022-09-23 |
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| CN202221014064.3U Active CN217480070U (en) | 2022-04-24 | 2022-04-24 | Multistage ecological revetment of mountain area river course |
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