CN114753309B - Soil swelling river bank embankment slope greening protection structure capable of relieving river water impact - Google Patents
Soil swelling river bank embankment slope greening protection structure capable of relieving river water impact Download PDFInfo
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- CN114753309B CN114753309B CN202210671702.7A CN202210671702A CN114753309B CN 114753309 B CN114753309 B CN 114753309B CN 202210671702 A CN202210671702 A CN 202210671702A CN 114753309 B CN114753309 B CN 114753309B
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/12—Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G17/00—Cultivation of hops, vines, fruit trees, or like trees
- A01G17/005—Cultivation methods
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G22/00—Cultivation of specific crops or plants not otherwise provided for
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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01G—HORTICULTURE; CULTIVATION OF VEGETABLES, FLOWERS, RICE, FRUIT, VINES, HOPS OR SEAWEED; FORESTRY; WATERING
- A01G25/00—Watering gardens, fields, sports grounds or the like
- A01G25/02—Watering arrangements located above the soil which make use of perforated pipe-lines or pipe-lines with dispensing fittings, e.g. for drip irrigation
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02B—HYDRAULIC ENGINEERING
- E02B3/00—Engineering works in connection with control or use of streams, rivers, coasts, or other marine sites; Sealings or joints for engineering works in general
- E02B3/04—Structures or apparatus for, or methods of, protecting banks, coasts, or harbours
- E02B3/12—Revetment of banks, dams, watercourses, or the like, e.g. the sea-floor
- E02B3/122—Flexible prefabricated covering elements, e.g. mats, strips
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F5/0401—Gullies for use in roads or pavements
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- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03F—SEWERS; CESSPOOLS
- E03F5/00—Sewerage structures
- E03F5/04—Gullies inlets, road sinks, floor drains with or without odour seals or sediment traps
- E03F5/06—Gully gratings
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- 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
- Y02A10/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE at coastal zones; at river basins
- Y02A10/30—Flood prevention; Flood or storm water management, e.g. using flood barriers
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Engineering & Computer Science (AREA)
- Water Supply & Treatment (AREA)
- Environmental Sciences (AREA)
- Botany (AREA)
- Structural Engineering (AREA)
- Civil Engineering (AREA)
- Mechanical Engineering (AREA)
- Ocean & Marine Engineering (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Hydrology & Water Resources (AREA)
- Public Health (AREA)
- Soil Sciences (AREA)
- Revetment (AREA)
Abstract
The invention relates to the technical field of protection of river channels and river bank slopes in hydraulic engineering, in particular to an expansive soil river bank slope greening protection structure for relieving river water impact, wherein a foundation member is arranged in an expansive soil slope and is connected with an integrated buffer inner layer area arranged on an outer slope surface of the expansive soil slope, and a buffer outer layer area is arranged outside the integrated buffer inner layer area to form a multi-stage active protection mechanism; a water retaining wall is arranged at the bottom end of the expansive soil slope surface; the outer side surface of the water retaining wall is an inclined surface which inclines inwards, a plurality of square grooves are formed in the inclined surface, and a plurality of V-shaped grooves are formed in the lower portion of the side surface of the water retaining wall. In the design, the outer side surface of the water retaining wall is an inclined surface which is inclined inwards, and the impact force of the inclined surface is reduced because the area of the inclined surface is larger than that of the straight surface. The inclined plane of the water retaining wall forms a structure of a convex surface and a groove surface, so that the area of the water retaining wall is further increased, and due to the fact that the concave-convex surface is formed, the impact force of river water is dispersed, and water retaining is facilitated.
Description
Technical Field
The invention relates to the technical field of protection of river channels and river bank slopes in hydraulic engineering, in particular to an expansive soil river bank slope greening protection structure for relieving river water impact.
Background
For a long time, river regulation emphasizes water safety and relatively weakens water landscape. The embankment slope protection mainly realizes the water safety function, so that the embankment slope is usually lined with rigid materials, and the slope of the river is hardened and sealed, so that the ecological environment condition and the biological species of the river are single, and the landscape effect is poor. Meanwhile, the hardened embankment slope is artificially constructed, the original ecological system of the river channel is damaged, the ecological system of the river channel is greatly influenced, and the environmental and ecological problems brought by the traditional hard revetment structure are more and more emphasized by people. By adopting a slope ecological protection solution scheme, the method can effectively weaken the scouring of rainfall and flood on the slope surface and reduce the loss of water, soil and nutrient substances on the surface layer of the embankment slope; meanwhile, the green plant layer has good extensibility, and the characteristic that the expansive soil expands when meeting water can be effectively solved.
In addition, the expansive soil embankment slope expands when meeting water, and is easy to form cracks due to dehydration and drying shrinkage. And flood water level amplitude variation and rainfall runoff scouring in rainy season in flood season cause crack enlargement and serious water and soil loss. The protection of the traditional expansive soil embankment slope is basically that a buffer zone is arranged on the slope surface of the expansive soil embankment slope, the buffer zone generally consists of a pebble layer, and the expansion of expansive soil is dealt with by utilizing gaps among pebbles of the pebble layer. The rock is also adopted as a buffer layer, and the gap between the rock and the rock is also utilized to realize the expansion of the expansive soil. However, the protection is passive protection, and the protection effect is poor. Meanwhile, the erosion of the side slope is serious under the action of long-time water flow scouring of the traditional embankment slope, and the side slope is possibly damaged unstably.
Disclosure of Invention
The invention aims to provide a greening protective structure for an expansive soil river bank embankment slope, which can relieve river water impact and aims at overcoming the defects and shortcomings of the prior art.
The invention relates to an expansive soil river bank embankment slope greening protection structure for relieving river water impact, which comprises an expansive soil slope, wherein a foundation member is arranged in the expansive soil slope, the foundation member is connected with an integrated buffering inner layer area arranged on the outer slope surface of the expansive soil slope, and a buffering outer layer area is arranged outside the integrated buffering inner layer area to form a multi-step active protection mechanism.
Further, the foundation member comprises a plurality of vertical foundation columns arranged in the expansive soil side slope, the bottoms of the vertical foundation columns are arranged on the bottom platform, and the bottom platform is arranged at the bottom in the expansive soil side slope; the vertical foundation column is connected with a horizontal rod arranged on the top surface of the expansive soil side slope; the plurality of horizontal rods are arranged on the bottom surface of the top buffer area to form a horizontal rod network; the vertical foundation column is provided with a plurality of horizontal reinforcing rib rods, each horizontal reinforcing rib rod is provided with a vertical rib rod, and the top ends of the vertical rib rods are connected with the horizontal rod net to form a built-in type expansive soil slope reinforcing rib frame.
Furthermore, the integrated buffering inner layer area comprises a plurality of net cages arranged on the slope surface of the expansive soil slope, the inner side surfaces and the outer side surfaces of the net cages are in an inclined plane shape, a plurality of connecting plates are respectively arranged on the peripheral side surfaces of the net cages, and connecting holes are formed in the connecting plates; the net cage is filled with stones, and the inner side end of the net cage is provided with a plurality of hard springs which are connected with the corresponding horizontal reinforcing rib rods; and a positioning insertion rod is arranged on the inner side surface of the net cage and inserted into the expansive soil slope.
Further, the buffer outer layer area is a pebble layer paved on a slope surface outside the integrated buffer inner layer area.
Furthermore, an expansion soil layer is laid in the buffer outer layer area to form an outer soil layer.
Furthermore, a plurality of steps are arranged on the slope surface of the outer side of the external soil layer, expansive soil is arranged in the steps, and green plants are planted on the expansive soil to form a green plant layer.
Furthermore, the top buffer zone comprises a plurality of rectangular cage bodies, stones are filled in the rectangular cage bodies, and the rectangular cage bodies are bound and connected through steel wires.
Furthermore, a water storage tank is arranged on the top buffer area; the reservoir comprises a reservoir body, the top surface of the reservoir body is in an open shape, and a grid cover is arranged on the top surface of the reservoir body; a support column is arranged in the tank body to form a support for the grid cover; the left side and the right side of the outer end of the bottom surface of the tank body are respectively provided with a water outlet.
Furthermore, two water outlets of the reservoir are respectively connected with a drip irrigation pipe, a horizontal dropper is arranged between the inner side surfaces of the drip irrigation pipes, a nozzle is arranged on the bottom surface of the horizontal dropper, and the nozzle faces green plants to form a drip irrigation mechanism.
Furthermore, a water retaining wall is arranged at the bottom end of the expansive soil slope surface; the outer side surface of the water retaining wall is an inclined surface which inclines inwards, a plurality of grooves are formed in the inclined surface, a plurality of V-shaped grooves are formed in the lower portion of the side surface of the water retaining wall, and an overflow opening is formed in the upper portion of the side surface of the water retaining wall.
The invention has the beneficial effects that: the invention relates to an expansive soil river bank embankment slope greening protection structure for relieving river water impact, wherein a foundation member is arranged in an expansive soil side slope to form a built-in stable reinforcing rib part, and an integrated buffer inner layer and a buffer outer layer are arranged outside the expansive soil side slope; the method has the advantages of being capable of forming active protection aiming at the expansion and contraction of the expansive soil dike slope, convenient to construct, capable of improving the working efficiency and the like. The outer side surface of the water retaining wall is provided with an inward inclined surface, and the impact force of the water retaining wall is reduced because the area of the inclined surface is larger than that of the straight surface. The inclined plane of the water retaining wall forms a structure of a convex surface and a groove surface, so that the area of the water retaining wall is further increased, and due to the fact that the concave-convex surface is formed, the impact force of river water is dispersed, and water retaining is facilitated. The slope surface at the outer side of the external soil layer is provided with a plurality of steps, the steps are internally provided with expansive soil, and green plants are planted on the expansive soil to form a green plant layer, so that the erosion of rainfall and flood to the slope surface can be effectively weakened, and the loss of water, soil and nutrient substances on the surface layer of the embankment slope is reduced; meanwhile, the plant root system has good extensibility, and the characteristic that the surface expansive soil expands when meeting water can be effectively solved.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, and are not to be considered limiting of the invention, in which:
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic structural view of the connection between the netpen and the foundation member in the integrated buffer inner layer zone of the present invention;
fig. 3 is a schematic view of the structure between the drip irrigation pipe and the horizontal drip pipe in the present invention.
Description of reference numerals:
an expansive soil side slope 1; a base member 2; a base table 21; a vertical foundation column 22; a horizontal reinforcing bar rod 23; vertical bars 24; a horizontal rod 25; a top buffer 3; a water reservoir 4; a tank body 41; a gate cover 42; a support column 43; a water outlet 44; a drip irrigation pipe 45; diagonal struts 46; a horizontal dropper 47; an integrated buffer inner layer region 5; a mesh cage 51; a connecting plate 52; a positioning insertion rod 53; a stiff spring 54; a buffer outer layer region 6; an outer soil layer 7; a step 8; 9, planting green; a water retaining wall 10; a square groove 101; a weir 102; v-shaped grooves 103.
Detailed Description
The present invention will now be described in detail with reference to the drawings and specific embodiments, wherein the exemplary embodiments and descriptions are only intended to illustrate the present invention, but not to limit the present invention.
As shown in fig. 1, the expansive soil river bank embankment slope greening and protecting structure for relieving river water impact according to the embodiment of the present invention includes an expansive soil side slope 1, a foundation member 2 is arranged in the expansive soil side slope 1, the foundation member 2 is connected to an integrated buffer inner layer region 5 arranged on an outer slope surface of the expansive soil side slope 1, and a buffer outer layer region 6 is arranged outside the integrated buffer inner layer region 5, so as to form a multi-step active protecting mechanism.
Further, the foundation member 2 comprises a plurality of vertical foundation columns 22 arranged in the expansive soil slope 1, the bottoms of the vertical foundation columns 22 are arranged on the bottom table 21, and the bottom table 21 is arranged at the bottom of the expansive soil slope 1; the vertical foundation column 22 is connected with a horizontal rod 25 arranged on the top surface of the expansive soil slope 1; a plurality of horizontal rods 25 are arranged on the bottom surface of the top buffer area 3 to form a horizontal rod net; the vertical foundation columns 22 are provided with a plurality of horizontal reinforcing rib rods 23, each horizontal reinforcing rib rod 23 is provided with a vertical rib rod 24, and the top ends of the vertical rib rods 24 are connected with a horizontal rod net to form a built-in type expansive soil slope reinforcing rib frame.
Further, as shown in fig. 2, the integrated buffer inner layer region 5 includes a plurality of mesh cages 51 arranged on the slope surface of the expansive soil slope 1, the inner side surfaces and the outer side surfaces of the mesh cages 51 are inclined surfaces, a plurality of connecting plates 52 are respectively arranged on the peripheral side surfaces of the mesh cages 51, and connecting holes are arranged on the connecting plates 52; the net cage 51 is filled with stones, the inner side end of the net cage 51 is provided with a plurality of hard springs 54, and the hard springs 54 are connected with the corresponding horizontal reinforcing rib rods 23; the inner side surface of the net cage 51 is provided with a positioning insertion rod 53, and the positioning insertion rod 53 is inserted into the expansive soil slope 1.
Further, the buffer outer layer area 6 is a pebble layer laid on a slope surface outside the integrated buffer inner layer area 5.
Further, an expansion soil layer is paved on the buffer outer layer area 6 to form an outer soil layer 7.
Furthermore, a plurality of steps 8 are arranged on the slope surface of the outer side of the outer soil layer 7, expansive soil is arranged in the steps 8, and green plants 9 are planted on the expansive soil to form a green plant layer.
Further, top buffer 3 includes a plurality of rectangle cages, and the intussuseption of rectangle cage is filled with the stone, and a plurality of rectangle cages adopt the steel wire to bind and link to each other.
Further, a water reservoir 4 is arranged on the top buffer area 3; the reservoir 4 comprises a tank body 41, the top surface of the tank body 41 is open, and a grid cover 42 is arranged on the top surface of the tank body 41; a support column 43 is arranged in the tank body 41 to form a support for the grid cover 42; the left side and the right side of the outer end of the bottom surface of the tank body 41 are respectively provided with a water outlet 44.
Further, as shown in fig. 3, the two water outlets 44 of the water reservoir 4 are respectively connected to drip irrigation pipes 45, a horizontal dropper 47 is disposed between the inner side surfaces of the drip irrigation pipes 45, and a nozzle is disposed on the bottom surface of the horizontal dropper 47 and faces the green plants 9, so as to form a drip irrigation mechanism.
Further, a water retaining wall 10 is arranged at the bottom end of the slope surface of the expansive soil side slope 1; the outer side surface of the water-retaining wall 10 is an inclined surface which is inclined inwards, a plurality of groove square grooves 101 are formed in the inclined surface, a plurality of V-shaped grooves 103 are formed in the lower portion of the side surface of the water-retaining wall 10, and an overflow opening 102 is formed in the upper portion of the side surface of the water-retaining wall 10.
The working principle of the invention is as follows:
according to the invention, a foundation member 2 is arranged in an expansive soil side slope 1, the foundation member 2 is connected with an integrated buffer inner layer region 5 arranged on an outer slope surface of the expansive soil side slope 1, and a buffer outer layer region 6 is arranged outside the integrated buffer inner layer region 5, so that a multi-step active protection mechanism is formed.
In this design, at the native side slope 1 installation foundation member 2 of inflation, be equivalent to add the reinforcing bar in the concrete to improve its firmness. The foundation member 2 in the design also plays a role in firmly expanding the soil slope 1, and plays an active protection role.
For the base member 2 in this design, as shown in fig. 1. Vertical foundation columns 22 are installed on the plurality of base platforms 21, and the plurality of vertical foundation columns 22 are respectively connected with horizontal rods 25 in a horizontal rod network arranged on the top surface of the expansive soil slope 1. In order to further improve the firmness, a plurality of horizontal reinforcing rib rods 23 and vertical rib rods 24 are arranged, so that an integral reinforcing rib type frame structure is formed, and the internal firmness and the strength of the expansive soil slope 1 are improved.
In the design, the base member 2 and the integrated buffer inner layer region 5 are connected through the hard spring 54. In order to further improve the installation stability of the integrated buffer inner layer area 5, the net cage 51 in the integrated buffer inner layer area 5 is provided with a positioning insertion rod 53, and the positioning insertion rod 53 is inserted into the expansive soil slope 1 for stabilizing.
In the design, the plurality of netpens 51 of the integrated buffer inner layer area 5 are customized according to the slope surface of the expansive soil slope 1, and the inner side surface and the outer side surface of each netpen are inclined and parallel. In order to facilitate the connection between the netpen, the side surfaces around the netpen 51 are respectively provided with a plurality of connecting plates 52, so that the netpen 51 can be fixed up, down, left and right. The net cage 51 is filled with stones, so that quick installation can be realized, installation time is saved, and working efficiency is greatly improved.
When inflation appears on the domatic of inflation soil slope 1, the domatic outside inflation of inflation soil slope this moment, the stiff spring of integral type buffering inlayer region 5 forms the buffering to because the cylinder mould in integral type buffering inlayer region 5 and the stone in the cylinder mould all have the clearance, consequently also can realize the buffering in step, to the holistic inflation that the domatic appearance of inflation soil slope 1 like this, integral type buffering inlayer region 5 can form holistic buffering.
The integral buffer inner layer area 5 acts on the buffer outer layer area 6 on the outer side surface of the expansive soil slope 1 again due to deformation or deformation of the expansive soil slope 1, and the expansive soil slope 1 is buffered by the integral buffer inner layer area 5 due to expansion, so that secondary expansion is small, and the secondary expansion is absorbed by the buffer outer layer area 6 again, so that integral secondary buffer of slope expansion of the expansive soil slope 1 is realized. In addition, the foundation member 2 designed in the expansive soil side slope 1 forms active protection, which is obviously different from the passive protection of the traditional expansive soil side slope and is also the essential difference of the design difference from other protection structures, and forms active protection passively.
In the design, an expansion soil layer is laid on the buffer outer layer area 6 to form an outer soil layer. A plurality of steps 8 are arranged on the slope surface of the outer side of the external soil layer, expansive soil is arranged in the steps 8, and green plants 9 are planted on the expansive soil to form a green plant layer. The planted green plants 9 can fix the expansive soil layer and beautify the slope.
In this design, the green plant 9 is watered for convenience. A reservoir 4 is provided on the top buffer 3. The reservoir 4 is arranged on the top surface of the expansive soil side slope 1, and the other function is that the expansive soil side slope 1 is not directly contacted with rainwater, so that the expansive soil side slope 1 is protected.
The reservoir 4 in the design comprises a tank body 41, the top surface of the tank body 41 is in an open shape, and a grid cover 42 is arranged on the top surface of the tank body 41; a support column 43 is arranged in the tank body 41 to form a support for the grid cover 42; the left side and the right side of the outer end of the bottom surface of the tank body 41 are respectively provided with a water outlet 44. Two water outlets 44 of the reservoir 4 are respectively connected with a drip irrigation pipe 45, the bottom surface of the drip irrigation pipe 45 is provided with a plurality of inclined supporting rods 46, and the bottom ends of the inclined supporting rods 46 are arranged on the outer soil layer 7; a horizontal dropper 47 is arranged between the inner side surfaces of the drip irrigation pipes 45, and a nozzle is arranged on the bottom surface of the horizontal dropper and faces the green plants 9 to form a drip irrigation mechanism.
Therefore, water in the pool body 41 can respectively flow to the drip irrigation pipes 45 through the water outlets 44 on two sides of the bottom surface of the pool body, and then irrigate the green plants 9 through the horizontal droppers 47 between the drip irrigation pipes 45 by using the nozzles on the bottom surfaces of the horizontal droppers 47, so that the irrigation is convenient to realize, and the expansive soil slope 1 is more attractive.
In this design, top buffer 3 includes a plurality of rectangle cages, and the intussuseption of rectangle cage is filled with the stone, and a plurality of rectangle cages adopt the steel wire to bind and link to each other. The intussuseption of the square cage body is filled with the stone, forms the clearance between stone and the stone, consequently when the vertical inflation of inflation soil slope 1 appearance, foundation member 2 in the inflation soil slope 1 plays firm effect earlier, forms certain suppression, then the vertical deformation or the deformation of the inflation soil slope 1 that appear utilizes to form the clearance between the stone in the square cage body and the stone, realizes the buffering.
In the design, a water retaining wall 10 is arranged at the bottom end of the slope surface of the expansive soil side slope 1; the outer side surface of the water-retaining wall 10 is an inclined surface which is inclined inwards, a plurality of groove square grooves 101 are formed in the inclined surface, a plurality of V-shaped grooves 103 are formed in the lower portion of the side surface of the water-retaining wall 10, and an overflow opening 102 is formed in the upper portion of the side surface of the water-retaining wall 10.
The outer side surface of the water blocking wall 10 is provided with an inward inclined surface, and the impact force is reduced because the area of the inclined surface is larger than that of the straight surface.
The square groove 101 with a plurality of grooves is arranged on the inclined plane of the water retaining wall 10, so that the inclined plane forms a structure of a convex surface and a groove surface, the area of the water retaining wall is further increased, and the flushing force of river water is dispersed due to the formation of the concave-convex surface, and the water retaining wall is beneficial to water retaining.
The lower part of the side surface of the water retaining wall 10 is provided with a plurality of V-shaped grooves 103, so that the V-shaped grooves 103 also play a role of a buffer zone because the V-shaped grooves 103 are divided into a plurality of surfaces when river water impacts.
The overflow hole 102 is formed at the upper portion of the side surface of the water blocking wall 10, and when the water level in the water blocking wall 10 reaches a certain height, the water can overflow from the overflow hole 102.
In this design, the bottom base 21 is shaped like a truncated cone or a truncated pyramid, but may be shaped like a truncated cone. The horizontal section of the vertical foundation column 22 is circular, and a circular tube can be adopted, so that the weight can be reduced, and the cost can be reduced.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention, and all equivalent changes and modifications made based on the features and principles described in the claims of the present invention are included in the scope of the present invention.
Claims (3)
1. An expansive soil river bank embankment slope greening protection structure relieving river water impact comprises an expansive soil side slope (1), wherein a base member (2) is arranged in the expansive soil side slope (1), the base member (2) is connected with an integrated buffering inner layer area (5) arranged on an outer slope surface of the expansive soil side slope (1), and a buffering outer layer area (6) is arranged outside the integrated buffering inner layer area (5) to form a multi-step active protection mechanism; an expanded soil layer is laid on the buffer outer layer region (6) to form an outer soil layer (7); a plurality of steps (8) are arranged on the slope surface of the outer side of the outer soil layer (7), expansive soil is arranged in the steps (8), and green plants (9) are planted on the expansive soil to form a green plant layer; a water retaining wall (10) is arranged at the bottom end of the slope surface of the expansive soil side slope (1); the outer side surface of the water retaining wall (10) is an inclined surface which inclines inwards, a plurality of groove square grooves (101) are formed in the inclined surface, a plurality of V-shaped grooves (103) are formed in the lower portion of the side surface of the water retaining wall (10), and an overflow opening (102) is formed in the upper portion of the side surface of the water retaining wall (10);
the method is characterized in that: the foundation component (2) comprises a plurality of vertical foundation columns (22) arranged in the expansive soil slope (1), the bottoms of the vertical foundation columns (22) are arranged on a bottom platform (21), and the bottom platform (21) is arranged at the bottom in the expansive soil slope (1); the vertical foundation column (22) is connected with a horizontal rod (25) arranged on the top surface of the expansive soil slope (1); a plurality of horizontal rods (25) are arranged on the bottom surface of the top buffer area (3) to form a horizontal rod network; a plurality of horizontal reinforcing rib rods (23) are arranged on the vertical foundation column (22), a vertical rib rod (24) is arranged on each horizontal reinforcing rib rod (23), and the top ends of the vertical rib rods (24) are connected with a horizontal rod net to form a built-in reinforcing rib frame of the expansive soil slope (1);
the integrated buffer inner layer region (5) comprises a plurality of net cages (51) arranged on the slope surface of the expansive soil side slope (1), the inner side surfaces and the outer side surfaces of the net cages (51) are inclined, a plurality of connecting plates (52) are respectively arranged on the peripheral side surfaces of the net cages (51), and connecting holes are formed in the connecting plates (52); stones are filled in the net cage (51), a plurality of hard springs (54) are arranged at the inner side end of the net cage (51), and the hard springs (54) are connected with the corresponding horizontal reinforcing rib rods (23); the inner side surface of the net cage (51) is provided with a positioning insertion rod (53), and the positioning insertion rod (53) is inserted into the expansive soil slope (1);
the buffer outer layer area (6) is a pebble layer laid on the slope surface at the outer side of the integrated buffer inner layer area (5);
the top buffer area (3) comprises a plurality of rectangular cage bodies, stones are filled in the rectangular cage bodies, and the rectangular cage bodies are bound and connected through steel wires.
2. The greening protective structure for the bank slope of the expansive soil river bank for relieving river water impact as claimed in claim 1, wherein: a reservoir (4) is arranged on the top buffer area (3); the water reservoir (4) comprises a pool body (41), the top surface of the pool body (41) is in an open shape, and a grid cover (42) is arranged on the top surface of the pool body (41); a support column (43) is arranged in the tank body (41) to form a support for the grid cover (42); the left side and the right side of the outer end of the bottom surface of the tank body (41) are respectively provided with a water outlet (44).
3. The greening protective structure for the bank slope of the expansive soil river bank for relieving river water impact as claimed in claim 2, wherein: two water outlets (44) of the reservoir (4) are respectively connected with a drip irrigation pipe (45), a horizontal dropper (47) is arranged between the inner side surfaces of the drip irrigation pipes (45), and a nozzle is arranged on the bottom surface of the horizontal dropper (47) and faces the green plant (9) to form a drip irrigation mechanism.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210671702.7A CN114753309B (en) | 2022-06-15 | 2022-06-15 | Soil swelling river bank embankment slope greening protection structure capable of relieving river water impact |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210671702.7A CN114753309B (en) | 2022-06-15 | 2022-06-15 | Soil swelling river bank embankment slope greening protection structure capable of relieving river water impact |
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| CN114753309A CN114753309A (en) | 2022-07-15 |
| CN114753309B true CN114753309B (en) | 2022-09-06 |
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| CN115288077A (en) * | 2022-08-19 | 2022-11-04 | 山西省水利水电勘测设计研究院有限公司 | Anti ice of river bank pushes away type bank protection |
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