CN212865807U - Ecological type sash gabion bank protection of silt bank slope - Google Patents
Ecological type sash gabion bank protection of silt bank slope Download PDFInfo
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- CN212865807U CN212865807U CN202021503421.3U CN202021503421U CN212865807U CN 212865807 U CN212865807 U CN 212865807U CN 202021503421 U CN202021503421 U CN 202021503421U CN 212865807 U CN212865807 U CN 212865807U
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Abstract
The utility model discloses an ecological frame gabion revetment of a silt bank slope, which relates to the technical field of bank slope protection and comprises a concrete tooth wall, wherein the concrete tooth wall is arranged between a river bottom and a bank, a non-woven fabric layer covers on the bank slope, an inverted filter layer is arranged on the non-woven fabric layer, and concrete frames are arranged on the inverted filter layer; the concrete frame is filled with a gabion, a soil covering layer is covered on the gabion, and plants are planted on the soil covering layer. The structure can realize dynamic slope pressing of the gabion, namely the gabion and the inverted filter layer are flexible, so that the slope can be pressed in real time according to the deformation of a bank slope, and cavities between the gabion and silt are reduced to prevent scouring; secondly, because adopt non-woven fabrics layer and inverted filter, the water in the bank slope can freely permeate the river course in, can realize permeating water and filterable purpose, in addition, the gabion has a lot of holes, is favorable to the reproduction of aquatic thing, and during the flood, river water rises to take silt to sink into the hole of gabion, is favorable to the growth of plant.
Description
Technical Field
The utility model relates to a bank slope protection technical field, in particular to ecological frame gabion bank protection of silt bank slope.
Background
Silt refers to soil with a particle size of more than 0.075mm, the mass of which is not more than 50% of the total mass, and the plasticity index Ip is less than or equal to 10. The engineering property of the silt is that the dense silt is a good foundation; the saturated slightly dense silt is easy to liquefy in earthquake and is a bad foundation. The silt of river course both sides or bank slope is just washed away very easily under the washing away of water, the protection mode commonly used at present adopts ecological concrete bank protection, cover the ecological delayed coagulation soil of one deck stereoplasm promptly on the surface of silt, can grow the plant on the concrete, because this kind of concrete is pervious to water, the silt inside can still be washed away to water, the silt can run off gradually in the time of the age, the part that ecological concrete covered then forms the unable pressure that changes according to the deformation of inside silt of a hollow hard shell, it is more to wash away the silt subsequently, can't play fine guard action. In addition, the slope protection made of ecological concrete below the normal water line is not easy for plants to survive, and influences the ecological system of the river channel to a certain extent.
Disclosure of Invention
In order to solve the above problem, the utility model discloses a following technical scheme realizes:
an ecological frame gabion revetment of a silt bank slope comprises a concrete tooth wall, wherein the concrete tooth wall is arranged between a river bottom and a slope bank, a non-woven fabric layer covers the bank slope, an inverted filter layer is arranged on the non-woven fabric layer, and concrete frames are arranged on the inverted filter layer; the concrete frame is filled with a gabion, a soil covering layer covers the gabion, and plants are planted on the soil covering layer.
The structure can realize dynamic slope pressing of the gabion, namely the gabion and the inverted filter layer are flexible, so that the slope can be pressed in real time according to the deformation of a bank slope, and cavities between the gabion and silt are reduced to prevent scouring; secondly, because adopt non-woven fabrics layer and inverted filter, the water in the bank slope can freely permeate the river course in, can realize permeating water and filterable purpose, in addition, the gabion has a lot of holes, is favorable to the reproduction of aquatic thing, and during the flood, river water rises to take silt to sink into the hole of gabion, is favorable to the growth of plant.
Preferably, the thickness of the casing layer is greater than 100 mm.
Preferably, the gabion is a plastic-coated steel wire gabion with the thickness of 500 mm.
Preferably, the concrete sash is a C20 concrete sash with the length of 3m and the width of 3 m.
Preferably, the non-woven fabric layer is 400g/m2The nutritional nonwoven fabric of (1);
the inverted filter layer is a graded broken stone layer or a cobble layer with the thickness of 200 mm.
Preferably, the concrete tooth wall is a C20 concrete tooth wall.
Preferably, a hydrophilic platform is further arranged and is positioned at the intersection of the bank slope and a normal water level line, and the hydrophilic platform comprises a wood-like pile, a pervious concrete surface layer, a graded broken stone reverse filter layer and an upper concrete tooth wall;
the wood-like pile is inserted into and fixed in the bank slope, the graded broken stone reverse filtering layer is laid on the rear side of the wood-like pile, and the permeable concrete surface layer is poured on the graded broken stone reverse filtering layer.
The wood-like pile replaces the traditional concrete structure, can realize good filtration, and does not influence the existence of aquatic life yet.
Preferably, the concrete sash comprises an underwater concrete sash and an above-water concrete sash;
the gabions comprise underwater gabions and overwater gabions;
the non-woven fabric layer comprises an underwater non-woven fabric layer and an above-water non-woven fabric layer;
the covering soil layer comprises an underwater covering soil layer and an overwater covering soil layer;
aquatic plants including canna indica and water lily are planted on the underwater covering soil layer;
and turf is planted on the overwater covering soil layer.
Preferably, the water treatment device further comprises a landscape pebble layer, wherein the landscape pebble layer is arranged at the top of the bank slope.
The utility model discloses water permeability, filterability are excellent, still are favorable to the animal and plant to grow. Because the gabion slope pressing is adopted, the gabion is flexible, the slope can be pressed in real time according to the deformation of the bank slope, and the cavity between the gabion and the silt is reduced to prevent scouring. Due to the arrangement of the covering layer, a lot of plants can grow on water or under water, and the survival amount of the ecological concrete is much larger than that of ecological concrete. Adopt non-woven fabrics and anti-layer of oozing for its filterability is good, can let the water infiltration circulation of river bottom or bank slope but can not make the too much loss of silt, consequently can solve the concrete water permeability well not good, influences ecological problem. The wood-like pile is used as the volley surface of the hydrophilic platform, and a traditional concrete structure is not used, so that the water permeation and filtration can be increased. The gabion can store sludge to form a vegetation layer when the water level rises, so that the growth of plants is facilitated. The holes of the gabion are beneficial to the living environment of aquatic organisms such as small fishes and shrimps. And the non-woven fabrics can block the silt filtered water, so that the nutrition can be provided for the plants.
Drawings
Fig. 1 is a schematic structural diagram of an embodiment provided by the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions of the embodiments of the present application will be clearly and completely described below with reference to fig. 1 of the embodiments of the present application, and it is obvious that the described embodiments are some embodiments of the present application, but not all embodiments. All other embodiments obtained by a person of ordinary skill in the art without any inventive work based on the embodiments in the present application are within the scope of protection of the present application. Thus, the following detailed description of the embodiments of the present application, as presented in the figures, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application.
As shown in fig. 1, the ecological frame gabion revetment of the silt bank slope comprises a concrete tooth wall 2, wherein the concrete tooth wall 2 is fixedly arranged between a river bottom 1 and a slope bank 18, and the concrete tooth wall 2 is a C20 concrete tooth wall. The bank slope 18 is covered with non-woven fabric layers 5 and 15, and the non-woven fabric layers 5 and 15 are 400g/m2The nutritional nonwoven fabric of (1). The non-woven fabric layers 5 and 15 are provided with an inverse filtering layer 14, and the inverse filtering layer 14 is a graded broken stone layer or a cobble layer with the thickness of 200 mm. The inverted filter layer 14 is provided with concrete frames 3 and 11, and the concrete frames 3 and 11 are 3m long and 3m wide. The concrete frame 3, 11 is filled with gabions 4, 12, and the gabions 4, 12 are plastic-coated steel wire gabions with the thickness of 500 mm. The upper surfaces of the gabions 4 and 12 are covered with covering soil layers 6 and 13, and the thickness of the covering soil layers 6 and 13 is more than 100 mm. Plants are planted on the covering soil layers 6 and 13.
The structure can realize dynamic slope pressing of the gabion, namely the gabion and the inverted filter layer are flexible, so that the slope can be pressed in real time according to the deformation of a bank slope, and cavities between the gabion and silt are reduced to prevent scouring; secondly, because adopt non-woven fabrics layer and inverted filter, the water in the bank slope can freely permeate the river course in, can realize permeating water and filterable purpose, in addition, the gabion has a lot of holes, is favorable to the reproduction of aquatic thing, and during the flood, river water rises to take silt to sink into the hole of gabion, is favorable to the growth of plant.
In addition, the revetment is provided with a hydrophilic platform located at the intersection of the bank slope 18 and the normal water level 17. The hydrophilic platform comprises a wood-like pile 7, a pervious concrete surface layer 8, a graded broken stone reverse filter layer 9 and an upper concrete tooth wall 10.
The wood-like pile 7 is vertically inserted and fixed in a bank slope 18, a graded broken stone reverse filter layer 9 is laid on the rear side of the wood-like pile 7, namely the side far away from a river channel, and a permeable concrete surface layer 8 is poured on the graded broken stone reverse filter layer 9. One side of the pervious concrete surface layer 8, which is far away from the river channel, is fixedly provided with a concrete tooth wall 10. The concrete dental wall 10 may be provided in such a manner as to be inserted into the bank slope 18. The wood-like pile 7 replaces the traditional concrete structure, can realize good filtration, and does not influence the existence of aquatic life yet.
As shown in fig. 1, the concrete frames 3 and 11 include underwater concrete frame 3 and water concrete frame 11, which are equal in structural size. The gabions 4, 12 comprise submerged gabions 4 and above-water gabions 12. The nonwoven fabric layers 5, 15 include an underwater nonwoven fabric layer 5 and an above-water nonwoven fabric layer 15. The covering soil layers 6 and 13 comprise an underwater covering soil layer 6 and an overwater covering soil layer 13, wherein aquatic plants including canna and water lily are planted on the underwater covering soil layer 6, and turf is planted on the overwater covering soil layer 13.
In addition, the revetment also comprises a landscape pebble layer which is arranged on the top of the bank slope 18.
The utility model discloses water permeability, filterability are excellent, still are favorable to the animal and plant to grow. Because the gabion slope pressing is adopted, the gabion is flexible, the slope can be pressed in real time according to the deformation of the bank slope, and the cavity between the gabion and the silt is reduced to prevent scouring. Due to the arrangement of the covering layer, a lot of plants can grow on water or under water, and the survival amount of the ecological concrete is much larger than that of ecological concrete. Adopt non-woven fabrics and anti-layer of oozing for its filterability is good, can let the water infiltration circulation of river bottom or bank slope but can not make the too much loss of silt, consequently can solve the concrete water permeability well not good, influences ecological problem. The wood-like pile is used as the volley surface of the hydrophilic platform, and a traditional concrete structure is not used, so that the water permeation and filtration can be increased. The gabion can store sludge to form a vegetation layer when the water level rises, so that the growth of plants is facilitated. The holes of the gabion are beneficial to the living environment of aquatic organisms such as small fishes and shrimps. And the non-woven fabrics can block the silt filtered water, so that the nutrition can be provided for the plants.
Claims (9)
1. The utility model provides an ecological type frame gabion shore protection of silt bank slope, includes the concrete dentate wall, and this concrete dentate wall sets up between river bottom and bank, its characterized in that:
a non-woven fabric layer covers the bank slope, a reverse filter layer is arranged on the non-woven fabric layer, and concrete lattices are arranged on the reverse filter layer; the concrete frame is filled with a gabion, a soil covering layer covers the gabion, and plants are planted on the soil covering layer.
2. The ecological type sash gabion revetment of a silt bank slope according to claim 1, wherein:
the thickness of the covering soil layer is more than 100 mm.
3. The ecological type sash gabion revetment of a silt bank slope according to claim 1, wherein:
the gabion is a plastic-coated steel wire gabion with the thickness of 500 mm.
4. The ecological type sash gabion revetment of a silt bank slope according to claim 1, wherein:
the concrete sash is a C20 concrete sash with the length of 3m and the width of 3 m.
5. The ecological type sash gabion revetment of a silt bank slope according to claim 1, wherein:
the non-woven fabric layer is 400g/m2The nutritional nonwoven fabric of (1);
the inverted filter layer is a graded broken stone layer or a cobble layer with the thickness of 200 mm.
6. The ecological type sash gabion revetment of a silt bank slope according to claim 1, wherein:
the concrete tooth wall is a C20 concrete tooth wall.
7. The ecological type lattice gabion revetment of a silt bank slope according to any one of claims 1 to 6, wherein:
the system is also provided with a hydrophilic platform, the hydrophilic platform is positioned at the intersection of the bank slope and a normal water level line, and the hydrophilic platform comprises a wood-like pile, a permeable concrete surface layer, a graded broken stone reverse filter layer and an upper concrete tooth wall;
the wood-like pile is inserted into and fixed in the bank slope, the graded broken stone reverse filtering layer is laid on the rear side of the wood-like pile, and the permeable concrete surface layer is poured on the graded broken stone reverse filtering layer.
8. The ecological type sash gabion revetment of a silt bank slope according to claim 7, wherein:
the concrete lattices comprise underwater concrete lattices and overwater concrete lattices;
the gabions comprise underwater gabions and overwater gabions;
the non-woven fabric layer comprises an underwater non-woven fabric layer and an above-water non-woven fabric layer;
the covering soil layer comprises an underwater covering soil layer and an overwater covering soil layer;
aquatic plants including canna indica and water lily are planted on the underwater covering soil layer;
and turf is planted on the overwater covering soil layer.
9. The ecological type sash gabion revetment of a silt bank slope according to claim 7, wherein:
the landscaping pebble layer is arranged at the top of the bank slope.
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| CN202021503421.3U CN212865807U (en) | 2020-07-27 | 2020-07-27 | Ecological type sash gabion bank protection of silt bank slope |
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| CN202021503421.3U CN212865807U (en) | 2020-07-27 | 2020-07-27 | Ecological type sash gabion bank protection of silt bank slope |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113550265A (en) * | 2021-07-22 | 2021-10-26 | 黑龙江省水利水电勘测设计研究院 | Construction method for willow-inserted ecological gabion revetment |
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2020
- 2020-07-27 CN CN202021503421.3U patent/CN212865807U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113550265A (en) * | 2021-07-22 | 2021-10-26 | 黑龙江省水利水电勘测设计研究院 | Construction method for willow-inserted ecological gabion revetment |
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