CN118087566A - Highway side slope reinforcing structure with good anti-scouring effect and reinforcing method - Google Patents

Abstract

The invention discloses a highway side slope reinforcement structure with good anti-scouring effect and a reinforcement method, and relates to the technical field of highway side slope reinforcement. This anti-scour effect's highway side slope reinforced structure and reinforcement method starts driving motor in the drive box for driving diaphragm reel and transfer line on two adjacent slope layers and linking through No. two chains, when the diaphragm reel is unreeling, the diaphragm reel will prevent frostbite cloth and hide in the upside region of vegetation layer, make can keep warm the vegetation layer when winter night, connect the diaphragm reel of two transversely adjacent groups through the universal joint, make the diaphragm reel be suitable for crooked side slope, guarantee that the diaphragm reel covers in the straight side and the crooked side of highway side slope simultaneously, conveniently drive multiunit diaphragm reel through a driving motor and keep warm the protection to the vegetation layer of highway side slope, need not to rely on a large amount of manual labor to operate.

Description

Highway side slope reinforcing structure with good anti-scouring effect and reinforcing method

Technical Field

The invention relates to the technical field of highway side slope reinforcement, in particular to a highway side slope reinforcement structure with good anti-scouring effect and a reinforcement method.

Background

Rainfall is one of the main causes of instability of ecological slopes of roads, and the instability is caused by erosion power of rainwater. For highway slopes, shallow landslide caused by rainfall is one of the most common geological disasters. Under the condition of continuous rainfall, the road side slope is easy to wash by runoff and rainfall. The instability of the ecological side slope of the highway can cause adverse effects on the driving safety.

Numerous studies have shown that vegetation cover is very important for controlling water and soil loss. The plant root system has the functions of winding, consolidation and serial connection on the soil, so that the impact resistance of the soil is enhanced, and the soil structure is more stable due to the function of the root system. In soil erosion control, plants are in a very critical position and are the most effective and basic means of slope protection.

According to the patent 2017190996795. X, the invention has the advantages of simple construction process and convenient operation, the reinforced three-dimensional polypropylene net pad is fixedly arranged on the slope of the high and steep slope through the anchor rod and the U-shaped nail, the fiber filter pipe is paved, and the mixture of vegetation seeds and soil improvement fiber mixture and the mixture of vegetation seeds and erosion resistant fiber mixture are sprayed in sequence.

The side slope in the above patent improves the scour resistance of the side slope by planting plants, but the shrub plants are affected by low temperature and have lower survival rate in winter, and in the prior art, the plants are insulated by manually covering the side slope with a film component, so that the operation mode is very troublesome and a large amount of labor is consumed for operation.

Disclosure of Invention

The invention aims to provide a highway side slope reinforcement structure with good anti-scouring effect and a reinforcement method thereof, so as to solve the problems of the background art.

In order to achieve the above purpose, the present invention provides the following technical solutions: a highway slope reinforcement structure with good anti-scouring effect comprises a slope body, anchor rods, soil and vegetation layers,

Four groups of flat slope layers, four groups of slope layers and a group of bases are arranged on the side face of the slope body, a reinforcement cage for supporting the slope is inserted into the flat slope layers of the slope body from top to bottom, an interception net for intercepting stones is fixed on one side of the reinforcement cage, an anchor rod capable of grouting is penetrated into the slope layers of the slope body, the anchor rod is penetrated and connected with the reinforcement cage, grid plates for intercepting loose soil are arranged on the flat slope layers of the slope body and the upper sides of the slope layers, guest soil is covered on the upper sides of the grid plates in a spraying mode, a vegetation layer is arranged in the guest soil, a base plate is arranged on the adjacent sides of the four groups of flat slope layers and the slope layers, the horizontal plate of the base plate is in butt joint with the upper end of a reinforcing member, and a back-off frame embedded in the slope body is arranged at the bottom of the reinforcing member;

The top of backing plate is fixed with the support frame, three support frames butt joint of the slope from the top down have the diaphragm reel, the center pin both ends of diaphragm reel pass through bearing and support frame through connection, three support frames butt joint of slope from the bottom up have the transfer line, the sprocket is all installed at the center pin both ends of diaphragm reel and the both ends of transfer line, is located two sets of in the middle of the slope the support frame outside is provided with the chain, with the group diaphragm reel and the transfer line on the support frame all are connected with the chain through the sprocket of tip, adjacent two sets of diaphragm reel and transfer line on the support frame all are connected with the chain No. two through the sprocket, the side welding of No. two chains has the installing support, the middle part of installing support is fixed with the pipe, the driving box is installed at the top of slope, the internally mounted of driving box has the driving motor, and the butt joint has No. three chains between the output of driving motor and the sprocket that is located slope top support frame side.

Preferably, a matrix layer is arranged in the middle of the alien soil, and geotextile is laid on the upper layer of the alien soil;

the slope body is characterized in that a concrete surface layer is poured on the surface of the slope layer at the lowest side of the slope body, flow blocking columns are fixedly poured on the upper surface of the concrete surface layer, and inclined plates for guiding surface runoff water are arranged between two adjacent flow blocking columns.

Preferably, the central shafts of the two groups of transverse diaphragm drums at the top of the slope body are in butt joint with universal joints.

Preferably, the top of the slope body is provided with an anti-seepage water tank, a booster water pump is arranged in the anti-seepage water tank, the output end of the booster water pump is connected with a water pipe, the water pipe is in butt joint with one of the guide pipes, a hose is in butt joint between two adjacent guide pipes, and nozzles are installed on the lower sides of the guide pipes at equal intervals.

Preferably, the vegetation layer comprises anti-scouring plants and soil-fixing plants, and the anti-scouring plants and the soil-fixing plants are mixed and distributed on the upper surfaces of three groups of slope layers at the top of the slope body.

Preferably, the base is provided with the sand stone layer near one side of the slope body, the sand stone layer is kept away from one side of the slope body and is piled up the pile up and has put up geotechnique's bag layer, vertically peg graft between sand stone layer and the geotechnique's bag layer has the post reinforcing bar, one side that the sand stone layer was kept away from to geotechnique's bag layer is provided with the rubble layer, the top of sand stone layer, geotechnique's bag layer and rubble layer has the ditch through concrete placement shaping.

Preferably, two adjacent layers of the gravel layers are inserted with an L-shaped pull rod, the bottom of the pull rod is welded with an inserting rod, one side of the pull rod, which is inserted into the gravel layers, is connected with an inner cross rod through galvanized steel wires, and one side of the pull rod, which is far away from the gravel layers, is connected with an outer cross rod through galvanized steel wires.

Preferably, the slope layer of the foreign soil is inserted with a first separation belt for separating the anti-scouring plants and the soil-fixing plants, an upper groove cavity for planting the anti-scouring plants and a lower groove cavity for planting the soil-fixing plants are respectively formed on two sides of the first separation belt, a filtering seam is formed on the upper arc side surface of the first separation belt, and a water leakage port is formed on the lower arc side surface of the first separation belt.

Preferably, the slope layer of the foreign soil is inserted with a second separation belt for separating the anti-scouring plants and the soil-fixing plants, two sides of the second separation belt are respectively provided with a second upper groove cavity for planting the anti-scouring plants and a second lower groove cavity for planting the soil-fixing plants, the horizontal upper edge of the second separation belt is provided with a saw tooth groove, and the horizontal lower edge of the second separation belt is fixedly provided with a support nail inserted into the foreign soil.

A highway side slope reinforcement method with good anti-scouring effect comprises the following steps:

S1: designing the slope surface of a slope body into a ladder structure of a flat slope layer and a slope layer, inserting a reinforcement cage from top to bottom along the flat slope layer, paving a spliced grid plate on the slope surface of the slope body, simultaneously vibrating and extruding the grid plate to be embedded into soil on the upper side surface of the slope body, drilling anchor rods from outside to inside along the slope layer, enabling the reinforcement cage and the anchor rods to be combined into a crossed pouring reinforcement system, and then injecting mortar into the anchor rods and the reinforcement cage to support and reinforce the slope body;

S2: constructing a base for blocking the highway and the side slope at the bottom layer of the side slope, spraying the soil on the slope twice by using a spraying machine, spraying a matrix layer of 7-10cm once between the two sprayed soil, paving geotextiles at the outermost side of the soil, and reinforcing the geotextiles on the upper surface of the soil by using barbed ground nails;

S3: coating and casting a concrete surface layer on the surface of a slope layer at the lowest layer of the slope body, and casting and forming a water channel for collecting water on the upper layer of the base;

S4: vertically distributed anti-scouring plants and soil-fixing plants are planted on the surfaces of the three slope layers on the slope body in a mixed mode.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the road slope reinforcement structure with good anti-scour effect and the reinforcement method, the driving motor in the driving box is started, so that the driving motor drives the diaphragm reels on the two adjacent slope layers and the transmission rod to be linked through the second chain, when the diaphragm reels are unreeled, the diaphragm reels are used for unfolding anti-freezing cloth and shielding the upper side area of the vegetation layer, so that the vegetation layer can be insulated at night in winter, the diaphragm reels of the two adjacent transverse groups are connected through universal joints, the diaphragm reels are suitable for the curved slope, the diaphragm reels are ensured to cover the straight side and the curved side of the road slope at the same time, the plurality of groups of diaphragm reels are conveniently driven by one driving motor to carry out heat insulation protection on the vegetation layer of the road slope, and a great amount of manual labor is not required for operation;

2. According to the road slope reinforcing structure with good anti-scouring effect and the reinforcing method, the pressurized water pump is started to pump the pesticide liquid in the anti-seepage water tank, so that the pesticide liquid is fed into the guide pipe along the water pipe, the pesticide liquid injected into the guide pipe is sprayed downwards along the nozzle at the bottom of the guide pipe, pests on a vegetation layer are killed, the guide pipe is enabled to reciprocate along the second chain by controlling the driving motor in the driving box to perform intermittent positive and negative rotation, uniformity of pesticide spraying operation is guaranteed, meanwhile, when the guide pipe moves, protection of the pesticide liquid can be achieved through the unfolded or rolled diaphragm winding drum, the pesticide liquid cannot generate large-scale dissipation in air, and pests on shrubs are conveniently treated;

3. According to the road side slope reinforcing structure with good anti-scouring effect and the reinforcing method, when rainwater flows along the concrete surface layer on the slope body, the rainwater can slow down the flow speed between the staggered flow blocking columns, and the rainwater is collected and impacted on the upper side parts of the flow blocking columns through the inclined plates, so that the flow of the rainwater is slowed down, and further, larger water flow impact can not be generated when the rainwater flows into the ditch, the collected rainwater can not damage the ditch, and the ditch is ensured to be used for a long time;

4. According to the road slope reinforcing structure with good anti-scouring effect and the reinforcing method, when the S-shaped first partition belt or the sawtooth waveform second partition belt is paved on the slope layer, the first partition belt or the sawtooth waveform second partition belt can separate anti-scouring plants from soil fixing plants, excessive rainwater flows along planting areas of the anti-scouring plants, soil loss on the surface of the road slope is reduced, biomass of plant root systems is increased through mixed planting of the anti-scouring plants and soil fixing plants, and anti-scouring performance of soil of the road slope is improved.

Drawings

FIG. 1 is a schematic view of a right side cross-sectional structure of the present invention;

fig. 2 is a schematic top view of the reinforcement cage of the present invention;

FIG. 3 is a schematic top view of the separator drum of the present invention being unwound;

FIG. 4 is a schematic view of a right side cross-sectional structure of the pad and soil-alien docking of the present invention;

FIG. 5 is a schematic diagram of vegetation layer planting distribution according to the present invention;

FIG. 6 is a schematic diagram of a right-side cross-sectional structure of the anti-scour plant of the present invention planted on foreign soil;

FIG. 7 is a schematic top view of a first separator of the present invention;

FIG. 8 is a schematic perspective view of a first separator according to the present invention;

FIG. 9 is a schematic diagram of a right-side cross-sectional structure of a soil-fixed plant of the present invention planted on a foreign soil;

FIG. 10 is a schematic top view of a separator according to the present invention;

FIG. 11 is a schematic perspective view of a second separator according to the present invention;

FIG. 12 is a schematic view of a right side cross-sectional structure of the base of the present invention;

FIG. 13 is a schematic view of a three-dimensional distribution structure of the tie rod of the present invention;

Fig. 14 is a schematic top view of a concrete facing of the present invention.

In the figure: 1. a slope body; 2. a reinforcement cage; 21. an interception net; 3. a bolt; 4. a grating plate; 5. soil is removed; 51. a substrate layer; 52. geotextile; 6. a vegetation layer; 6a, washing out plants; 6b, soil fixing plants; 7. a reinforcement; 8. a backing plate; 81. a support frame; 82. a diaphragm drum; 83. a transmission rod; 84. a sprocket; 85. a first chain; 86. a second chain; 87. a mounting bracket; 88. a conduit; 89. a third chain; 810. a drive box; 9. a universal joint; 10. an impermeable water tank; 101. a booster water pump; 102. a water pipe; 103. a hose; 11. a base; 111. a sand layer; 112. a geotechnical bag layer; 113. column steel bars; 114. a crushed stone layer; 115. a canal; 116. a pull rod; 117. a rod; 118. an inner cross bar; 119. an outer rail; 12a, a first separator; 12a1, upper groove cavity number one; 12a2, a first lower groove cavity; 12a3, a filter slit; 12a4, water leakage port; 12b, a second separator; 12b1, upper groove cavity number two; 12b2, a second lower groove cavity; 12b3, sawtooth grooves; 12b4, support pins; 13. a concrete surface layer; 14. a choke column; 15. and a sloping plate.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Example 1

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a highway slope reinforced structure that scour protection is effectual, including the slope body 1, stock 3, foreign soil 5 and vegetation layer 6, the side of slope body 1 is provided with four sets of flat slope layers, four sets of slope layers and a set of base 11, the flat slope layer of slope body 1 inserts from top to bottom and is equipped with the bar cage 2 that is used for supporting the side slope, one side of bar cage 2 is fixed with the interception net 21 that is used for blocking the stone, the stock 3 that can annotate is run through in the slope layer of slope body 1, and stock 3 and bar cage 2 run through connection, and pour into the mortar into stock 3 and bar cage 2, thereby realize the cross reinforcement to slope body 1 under the cooperation of stock 3 and bar cage 2, the flat slope layer of slope body 1 and slope layer upside are provided with the grid plate 4 that is used for intercepting loose soil, the upside of grid plate 4 is sowed and is covered with foreign soil 5, be provided with layer 6 in the bar cage 5, slope body 1 is provided with backing plate 8 in the adjacent side of four sets of flat slope layer and slope layer, the adjacent side of backing plate 8, the horizontal plate 7 is connected with reinforcement 7 in the backing plate 8 is provided with reinforcement of reinforcement 7 and backing plate 8, the reinforcement is set up in the support 7 and is connected with reinforcement 8 of backing plate 8 through the support 7, the support 7 is secured to the support 7 in the support section of the top of the support plate, and is secured to the support 7;

The top of backing plate 8 is fixed with support frame 81, three support frames 81 butt joint of slope 1 from the top down have diaphragm reel 82, the winding has anti-freezing cloth on the diaphragm reel 82, the center pin both ends of diaphragm reel 82 pass through bearing and support frame 81 through connection, three support frames 81 butt joint of slope 1 from the bottom up have transfer line 83, the sprocket 84 is all installed at the center pin both ends of diaphragm reel 82 and the both ends of transfer line 83, be provided with chain 85 in the middle of the slope 1 in the support frame 81 outside of two groups, the diaphragm reel 82 and the transfer line 83 on the support frame 81 of same group all are connected with chain 85 through the sprocket 84 of tip, diaphragm reel 82 and transfer line 83 on the support frame 81 of adjacent two groups are all connected with chain 86 of No. two through sprocket 84, the side welding of chain 86 has installing support 87, the middle part of installing support 87 is fixed with pipe 88, the driving box 810 is installed at the top of slope 1, the internally mounted of driving box 810 has driving motor, and butt joint has No. 89 between the sprocket 84 that is located the support frame 81 side of slope 1 top.

In specific implementation, the driving motor in the driving box 810 is started, so that the driving motor drives one of the diaphragm reels 82 at the uppermost side of the slope body 1 to rotate through a third chain 89, and the diaphragm reels 82 and the transmission rods 83 on two adjacent slope layers are linked through a second chain 86, and the coiled anti-freezing cloth can be coiled or uncoiled when the diaphragm reels 82 rotate; when the diaphragm winding drum 82 is unreeled, the guide pipe 88 fixed by the mounting bracket 87 of the second chain 86 extends along the moving direction of the upper side part of the second chain 86, so that the diaphragm winding drum 82 spreads the anti-freezing cloth and covers the upper side area of the vegetation layer 6, and the vegetation layer 6 can be insulated at night in winter; when the diaphragm drum 82 is wound, the second chain 86 drives the guide pipe 88 to retract, so that the diaphragm drum 82 winds up the antifreezing cloth and is far away from the upper side area of the vegetation layer 6, and photosynthesis of the vegetation layer 6 is guaranteed;

Simultaneously, the diaphragm reels 82 on the same group of supporting frames 81 and the transmission rod 83 are connected with a first chain 85 through chain wheels 84 at the end parts, and then the diaphragm reels 82 on different slope layers are subjected to linkage operation, so that the diaphragm reels 82 which are longitudinally arranged on different slope layers are simultaneously unfolded or simultaneously rolled up, the road side slope is ensured to realize automatic heat preservation of the vegetation layer 6, and a heat preservation film component is not required to be laid manually for protection.

Referring to fig. 3, the central shafts of two sets of transverse diaphragm reels 82 at the top of the slope 1 are abutted with universal joints 9.

In specific implementation, two groups of diaphragm reels 82 which are adjacent in the transverse direction are connected through the universal joint 9, so that the diaphragm reels 82 are adapted to a curved side slope, and the diaphragm reels 82 are ensured to cover the straight side and the curved side of the highway slope at the same time.

Referring to fig. 4, 6 and 9, a matrix layer 51 is disposed in the middle of the earth 5, and geotextile 52 is laid on the upper surface of the earth 5.

In specific implementation, the substrate layer 51 is laid in the middle of the foreign soil 5 in a covering manner, so that the organic fertilizer of the substrate layer 51 can provide nutrition for the foreign soil 5 of the side slope, plant growth is guaranteed to have sufficient nutrients, and geotechnical cloth 52 is laid on the upper layer of the foreign soil 5, so that the geotechnical cloth 52 can protect the slope of the foreign soil 5 from rolling stones.

Referring to fig. 1 and 14, a concrete surface layer 13 is poured on the surface of the slope layer at the lowest side of the slope body 1, flow blocking columns 14 are fixedly poured on the upper surface of the concrete surface layer 13, a plurality of groups of flow blocking columns 14 are transversely arranged on the concrete surface layer 13, the flow blocking columns 14 transversely arranged in adjacent two groups are distributed in a staggered manner, inclined plates 15 for guiding surface runoff water are arranged between the adjacent two flow blocking columns 14, and the upper openings of the adjacent two inclined plates 15 are larger than the lower openings of the adjacent two inclined plates 15.

In specific implementation, in the rainy weather, rainwater seeps on the foreign soil 5, so that the vegetation layer 6 absorbs the rainwater on the slope 1, and the root system of the vegetation layer 6 is used for soil fixation; in heavy rain weather, too much rainwater can flow downwards along the surface of the slope body 1, so that the flowing rainwater flows to the slope layer at the lowest layer of the slope body 1, and is drained through the concrete surface layer 13, so that collected rainwater flows into the ditch 115 to be discharged, when the rainwater flows along the concrete surface layer 13 on the slope body 1, the rainwater can slow down the flow speed between the flow blocking columns 14 distributed in a staggered manner, and the rainwater is collected and impacted on the upper side parts of the flow blocking columns 14 through the inclined plates 15, so that the flow of the rainwater is decelerated, and further, larger water flow impact can not be generated when the rainwater flows into the ditch 115, so that the collected rainwater can not damage the ditch 115, and the ditch 115 is ensured to be used for a long time.

Referring to fig. 1,3 and 4, an anti-seepage water tank 10 is arranged at the top of a slope body 1, a booster water pump 101 is arranged in the anti-seepage water tank 10, the output end of the booster water pump 101 is connected with a water pipe 102, the water pipe 102 is in butt joint with one of the guide pipes 88, a hose 103 is in butt joint between two adjacent guide pipes 88, and nozzles are installed on the lower sides of the guide pipes 88 at equal intervals.

During the implementation, through the water that mixes the insecticide in seepage prevention basin 10 to through the insecticide liquid that starts pressurized water pump 101 and pump seepage prevention basin 10, make insecticide liquid send into in the pipe 88 along raceway 102, because adopt hose 103 to connect between two adjacent pipes 88, make the insecticide liquid that pours into in the pipe 88 down along the nozzle of its bottom, conveniently carry out the laxative to vegetation layer 6 on the side slope, thereby kill the pest on vegetation layer 6, carry out intermittent type nature positive and negative rotation through the driving motor in the control driving case 810, make pipe 88 carry out reciprocating motion along No. two chains 86, guarantee the homogeneity of laxative operation, simultaneously pipe 88 can realize the protection to the liquid medicine through the diaphragm reel 82 of expansion or roll-up when removing, prevent that too much liquid medicine from being blown away by the wind of side slope department and causing the waste, make insecticide liquid can not produce the loss in the air on a large scale, and then conveniently handle the pest on the shrub plant, guarantee that vegetation layer 6 can carry out soil-fixing to the highway side slope for a long time.

Referring to fig. 1 and 12, a sand stone layer 111 is disposed on a side of the base 11, which is close to the slope 1, the sand stone layer 111 is used for filtering soil, a geotechnical bag layer 112 is stacked and stacked on a side, which is far away from the slope 1, of the sand stone layer 111, column steel ribs 113 are longitudinally inserted between the sand stone layer 111 and the geotechnical bag layer 112, a gravel layer 114 is disposed on a side, which is far away from the sand stone layer 111, of the geotechnical bag layer 112, the gravel layer 114 is wrapped by a gabion cage, the gravel layer 114 is stacked in five layers, the five layers of gravel layers 114 are distributed in a step shape, and a ditch 115 is formed at the tops of the sand stone layer 111, the geotechnical bag layer 112 and the gravel layer 114 by concrete pouring;

Referring to fig. 12 and 13, an L-shaped pull rod 116 is inserted between two adjacent gravel layers 114, an insert rod 117 is welded at the bottom of the pull rod 116, one side of the pull rod 116, which is inserted into the sand stone layer 111 in a penetrating manner, is bound with an inner cross rod 118 through galvanized steel wires, one side of the pull rod 116, which is far away from the sand stone layer 111, is bound with an outer cross rod 119 through galvanized steel wires, the pull rods 116 are distributed in parallel at equal intervals on the inner cross rod 118 and the outer cross rod 119, one side of the insert rod 117, which is close to the outer cross rod 119, is used for blocking the gravel layer 114 on the upper layer, and the insert rod 117 at the lower side of the insert rod 117 is used for blocking the gravel layer 114 on the lower layer, and the inner cross rod 118 and the outer cross rod 119 are used for reinforcing the pull rod 116 which are distributed in parallel at equal intervals.

In specific implementation, the crushed stone layers 114 wrapped by gabion are stacked in a step shape, so that the crushed stone layers 114 can block the bottom of a slope from a highway;

When the foundation 11 is constructed, the tie rods 116, the inner cross rods 118 and the outer cross rods 119 which are distributed at equal intervals are bound and formed by galvanized steel wires, then, the gravel layers 114 are piled up layer by layer, the tie rods 116 are paved between the gravel layers 114 on the upper layer and the lower layer, meanwhile, the inserting rods 117 at the bottoms of the tie rods 116 are inserted into the gravel layers 114 on the lower layer, the outer edges of the gravel layers 114 on the upper layer are abutted to the vertical sides of the tie rods 116, the L-shaped tie rods 116 are guaranteed to carry out anti-deflection reinforcement on the piled up two-layer gravel layers 114, when the multi-layer gravel layers 114 are piled up, the gravel layers 111 and the geotechnical bag layers 112 are respectively filled between the slope bodies 1 and the foundation 11, the gravel layers 111 are enabled to filter soil gravel from the slope bodies 1, moisture can be absorbed through the geotechnical bag layers 112, meanwhile, the inner cross rods 118 are guaranteed to be buckled on the side surfaces of the steel gravel layers 113, the pile layers 113 can be guaranteed to be fastened to the foundation 114, and the pile layers of the foundation 114 can be guaranteed to be better in the performance of the pile layers 113.

Referring to fig. 1, 4, 5, 7 and 10, the vegetation layer 6 includes a scour plant 6a and a soil-fixing plant 6b, the scour plant 6a and the soil-fixing plant 6b are mixed and distributed on the upper surfaces of three groups of slope layers at the top of the slope body 1, the scour plant 6a and the soil-fixing plant 6b are vertically planted, and root systems of the scour plant 6a and the soil-fixing plant 6b are vertically distributed, so that the soil has higher water permeability, the scour plant 6a selects red swiss shrubs without obvious main roots but with more fine roots, and the soil-fixing plant 6b selects amorpha shrubs with abundant fibrous roots grown on the main roots.

In the concrete implementation, through planting the scour resistant plants 6a of the amorpha fruticosa shrubs and the soil fixing plants 6b of the red swiss shrubs on the upper surfaces of three groups of slope layers at the top of the slope body 1, the root systems of the two shrubs are mixed and crossed, so that the root systems of the red swiss shrubs and the root systems of the amorpha fruticosa shrubs are crossed and wound with each other, the surface layer of the sprayed soil 5 can be reinforced, and the surface runoff rainwater on the slope body 1 can be scoured;

the calculation formula of the soil erosion resistance index is as follows: c=q/Δw

Wherein, C is the soil erosion resistance index;

q is the amount of water used during the flush, Q = outlet flow rate x duration of flush;

Δw is the mass of soil being scoured away when scoured;

The higher the anti-scour index, the stronger the anti-scour ability to the soil, and the soil-fixing plants 6b may be replaced with other shrubs having a higher anti-scour index.

Example two

Referring to fig. 6-8, a first partition 12a for partitioning the erosion and soil fixing plants 6a and 6b is inserted into a slope layer of the soil 5, an upper groove cavity 12a1 for planting the erosion and soil fixing plants 6a and a lower groove cavity 12a2 for planting the soil fixing plants 6b are formed on two sides of the first partition 12a, the first partition 12a is continuously distributed in an S shape, an opening of the upper groove cavity 12a1 is arranged towards an upper side of the slope, an opening of the lower groove cavity 12a2 is arranged towards a lower side of the slope, a filter slit 12a3 is formed on an upper arc side surface of the first partition 12a, a water leakage port 12a4 is formed on a lower arc side surface of the first partition 12a, the filter slit 12a3 and the water leakage port 12a4 extend out of geotextile 52 on an upper side surface of the soil 5, the filter slit 12a3 is in a strip-shaped structure, and openings of the upper groove cavity 12a1 and the lower groove cavity 12a2 are identical in area.

During the implementation, when a partition belt 12a of S-shaped distribution is paved on the slope layer, the partition belt 12a can plant the erosion resistant plants 6a and the soil fixing plants 6b in equal proportion, and the erosion resistant plants 6a are planted in a first upper groove cavity 12a1 which is arranged at the upper side of the slope surface, when rainwater flows into the first upper groove cavity 12a1 excessively, the soil loss on the surface of the slope is reduced through the erosion resistant plants 6a, and the soil loss on the surface of the slope is reduced, and the partition belt 12a is isolated, so that excessive rainwater can be prevented from being flushed to a first lower groove cavity 12a2 of the soil fixing plants 6b, the erosion resistant plants 6a and the soil fixing plants 6b are planted in equal proportion through the partition belt 12a, the soil of the slope surface is enabled to have erosion resistance and soil fixing property, the condition that the partition belt 12a is suitable for a moderate region, and meanwhile, when the rainwater flows downwards along the upper groove cavity 12a of the slope layer, the excessive rainwater flows along the upper groove cavity 12a, the filter belt 12a is enabled to be filtered along the upper groove 12a3 of the partition belt 12a, the soil leakage resistant plants are enabled to be absorbed by the soil along the arc of the slope surface 12a, and the soil leakage resistant plants 12a is enabled to be increased along the arc surface of the slope 12a, and the soil leakage resistance is increased along the surface of the slope 12a4, and the soil leakage resistance is increased along the surface of the soil is increased, and the soil is 12a is formed by the soil is suitable for the area.

Example III

Referring to fig. 9-11, a second partition belt 12b for partitioning the erosion resistant plants 6a and the soil fixing plants 6b is inserted into the slope layer of the soil 5, two sides of the second partition belt 12b are respectively formed with a second upper groove cavity 12b1 for planting the erosion resistant plants 6a and a second lower groove cavity 12b2 for planting the soil fixing plants 6b, the second partition belt 12b is continuously distributed in a sawtooth waveform, an opening of the second upper groove cavity 12b1 is arranged towards the upper side of the slope surface, an opening of the second lower groove cavity 12b2 is arranged towards the lower side of the slope surface, a sawtooth groove 12b3 is formed at the horizontal upper edge of the second partition belt 12b, a supporting nail 12b4 inserted into the soil 5 is fixed at the horizontal lower edge of the second partition belt 12b, the second upper groove cavity 12b1 is of an inverted right trapezoid structure, and the second lower groove cavity 12b2 is of a right triangle structure.

During the concrete implementation, when lay sawtooth waveform distribution's No. two median 12b on the slope layer, make No. two interior area of upper groove chamber 12b1 be greater than No. two area in lower groove chamber 12b2, make the quantity of planting of anti-erosion plant 6a more than the quantity of planting of solid native plant 6b, and through the length of the horizontal edge of increase No. two median 12b can increase anti-erosion plant 6a and solid native plant 6 b's proportion of planting, because the rainwater flows down along the slope, no. two median 12b tops of sawtooth waveform distribution are sharp angle structure, make the quick leading-in of rainwater to No. two in upper groove chamber 12b1, consequently, plant anti-erosion plant 6a of too many proportion can be applicable to the region that the rainfall is big, through the solid native plant 6b that the proportion is few, and then make the shrub of mixed planting can guarantee the steadiness of soil 5, set up groove 12b3 at the horizontal upper edge of No. two median 12b simultaneously, guarantee that too many rainwater flow along the groove 12b3 and support the slope and take the slope to the side of No. 2b, prevent that the slope from leading to the improvement of the anti-erosion plant 6b from mixing the slope is carried out, and the slope is No. 4, and the improvement of the slope is taken 12b is carried out to the level 12b, and the improvement of the soil quality is beyond the slope is needed when the slope is 12b to the side 12 b.

A highway side slope reinforcement method with good anti-scouring effect comprises the following steps:

S1: designing the slope surface of a slope body 1 into a ladder structure of a flat slope layer and a slope layer, inserting a reinforcement cage 2 from top to bottom along the flat slope layer, paving a spliced grid plate 4 on the slope surface of the slope body 1, simultaneously vibrating and extruding the grid plate 4 to be embedded into soil on the upper side surface of the slope body 1, drilling an anchor rod 3 from outside to inside along the slope layer, enabling the reinforcement cage 2 and the anchor rod 3 to be combined into a crossed pouring reinforcement system, and then injecting mortar into the anchor rod 3 and the reinforcement cage 2 to support and reinforce the slope body 1;

s2: constructing a base 11 for blocking a highway and a side slope on the bottom layer of the slope body 1, spraying the soil 5 on the slope surface twice by using a spraying machine, spraying a matrix layer 51 of 7-10cm once between the two sprayed soil 5, paving geotextiles 52 on the outermost side of the soil 5, and reinforcing the geotextiles 52 on the upper surface of the soil 5 by barbed ground nails;

s3: coating and casting a concrete surface layer 13 on the surface of the slope layer at the lowest layer of the slope body 1, and casting and forming a water channel 115 for collecting water on the upper layer of the base 11;

s4: vertically distributed anti-scouring plants 6a and soil-fixing plants 6b are planted on the surfaces of the three slope layers on the slope body 1 in a mixed mode.

In summary, the slope surface of the slope body 1 is designed into a ladder structure of a flat slope layer and a slope layer, the reinforcement cage 2 and the anchor rod 3 are used for pouring and reinforcing, and vertically distributed anti-scouring plants 6a and soil-fixing plants 6b are planted on the surface of the slope layer of the three layers on the slope body 1 in a mixed manner, so that the soil of the slope body 1 can resist the scouring of rainwater, the slope structure is ensured to have a reinforcing effect, and the content which is not described in detail in the description belongs to the prior art known to the person skilled in the art.

Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.

Claims (10)

1. The utility model provides a effectual highway side slope reinforced structure of scour protection, includes the slope body (1), stock (3), alien soil (5) and vegetation layer (6), its characterized in that:

Four groups of flat slope layers, four groups of slope layers and a group of bases (11) are arranged on the side face of the slope body (1), a reinforcement cage (2) for supporting a side slope is inserted from top to bottom in the flat slope layers of the slope body (1), an interception net (21) for blocking stones is fixed on one side of the reinforcement cage (2), an anchor rod (3) capable of grouting is penetrated in the slope layers of the slope body (1), the anchor rod (3) is penetrated and connected with the reinforcement cage (2), grid plates (4) for intercepting loose soil are arranged on the flat slope layers of the slope body (1) and the upper sides of the slope layers, guest soil (5) is sprayed and sowed on the upper sides of the grid plates (4), a vegetation layer (6) is planted in the guest soil (5), a base plate (8) is arranged on the adjacent side of the four groups of flat slope layers and the slope layers, the horizontal plates of the base plate (8) are butted with the upper ends of reinforcement members (7), and the bottoms of the reinforcement plates (7) are provided with pre-buried inverted frames (1) in the slope body (1);

The top of backing plate (8) is fixed with support frame (81), three support frames (81) butt joint of slope body (1) from the top down have diaphragm reel (82), the center pin both ends of diaphragm reel (82) pass through bearing and support frame (81) through connection, three support frames (81) butt joint of slope body (1) from the bottom up have transfer line (83), sprocket (84) are all installed at the center pin both ends of diaphragm reel (82) and the both ends of transfer line (83), are located in the middle of slope body (1) two sets of support frame (81) outside is provided with first chain (85), with the group diaphragm reel (82) on support frame (81) and transfer line (83) are all connected with first chain (85) through sprocket (84) of tip, and diaphragm reel (82) and transfer line (83) on the adjacent two sets of support frame (81) are all connected with second chain (86) through sprocket (84), the side welding of second chain (86) has installing support (87), install motor (88) in the middle part of support (81) install drive box (810) in the drive box, and a third chain (89) is connected between the output end of the driving motor and a chain wheel (84) positioned on the side surface of the top supporting frame (81) of the slope body (1).

2. The highway side slope reinforcement structure with good anti-scouring effect according to claim 1, wherein: a matrix layer (51) is arranged in the middle of the foreign soil (5), and geotechnical cloth (52) is laid on the upper layer of the foreign soil (5);

the slope body (1) is characterized in that a concrete surface layer (13) is poured on the surface of the slope layer at the lowest side, flow blocking columns (14) are fixedly poured on the upper surface of the concrete surface layer (13), and inclined plates (15) used for guiding surface runoff water are arranged between two adjacent flow blocking columns (14).

3. The highway side slope reinforcement structure with good anti-scouring effect according to claim 1, wherein: the central shafts of the two groups of transverse diaphragm reels (82) at the top of the slope body (1) are in butt joint with universal joints (9).

4. The highway side slope reinforcement structure with good anti-scouring effect according to claim 1, wherein: the anti-seepage water tank is characterized in that an anti-seepage water tank (10) is arranged at the top of the slope body (1), a booster water pump (101) is arranged in the anti-seepage water tank (10), a water pipe (102) is connected to the output end of the booster water pump (101), the water pipe (102) is in butt joint with one of the guide pipes (88), a hose (103) is in butt joint between two adjacent guide pipes (88), and nozzles are installed on the lower sides of the guide pipes (88) at equal intervals.

5. The highway side slope reinforcement structure with good anti-scouring effect according to claim 1, wherein: the vegetation layer (6) comprises anti-scouring plants (6 a) and soil-fixing plants (6 b), and the anti-scouring plants (6 a) and the soil-fixing plants (6 b) are mixed and distributed on the upper surfaces of three groups of slope layers at the top of the slope body (1).

6. The highway side slope reinforcement structure with good anti-scouring effect according to claim 1, wherein: the utility model discloses a soil engineering bag is characterized in that one side that base (11) is close to slope body (1) is provided with sand stone layer (111), sand stone layer (111) are piled up one side that is kept away from slope body (1) and are piled up and have been put things in good order geotechnique's bag layer (112), vertically peg graft between sand stone layer (111) and geotechnique's bag layer (112) has post reinforcing bar (113)), one side that sand stone layer (111) was kept away from to geotechnique's bag layer (112) is provided with gravel layer (114), the top of sand stone layer (111), geotechnique's bag layer (112) and gravel layer (114) has ditch (115) through concrete placement shaping.

7. The highway side slope reinforcement structure with good brushing resistance according to claim 6, wherein: an L-shaped pull rod (116) is inserted between two adjacent layers of gravel layers (114), an inserting rod (117) is welded at the bottom of the pull rod (116), one side of the pull rod (116) penetrating through the sand stone layer (111) is bound with an inner cross rod (118) through galvanized steel wires, and one side of the pull rod (116) far away from the sand stone layer (111) is bound with an outer cross rod (119) through galvanized steel wires.

8. The highway side slope reinforcement structure with good anti-scouring effect according to claim 5, wherein: the slope layer of alien soil (5) is inserted with a division area (12 a) that is used for separating anti-scour plant (6 a) and solid native plant (6 b), the both sides of a division area (12 a) are formed with respectively and plant an upper groove chamber (12 a 1) of anti-scour plant (6 a) and plant a lower groove chamber (12 a 2) of solid native plant (6 b), filtration seam (12 a 3) has been seted up to the upper arc side surface of a division area (12 a), drain mouth (12 a 4) have been seted up to the lower arc side surface of a division area (12 a).

9. The highway side slope reinforcement structure with good anti-scouring effect according to claim 5, wherein: the slope layer of alien soil (5) is inserted and is used for separating No. two dividing strips (12 b) of anti-scour plant (6 a) and solid native plant (6 b), no. two upper groove cavity (12 b 1) and No. two lower groove cavity (12 b 2) of planting anti-scour plant (6 a) and solid native plant (6 b) are formed respectively to the both sides of No. two dividing strips (12 b), serration groove (12 b 3) have been seted up to the horizontal upper edge of No. two dividing strips (12 b), the horizontal lower edge of No. two dividing strips (12 b) is fixed with and inserts support nail (12 b 4) in alien soil (5).

10. The highway side slope reinforcement method with good anti-scouring effect is characterized by comprising the following steps of:

S1: designing the slope surface of a slope body (1) into a stepped structure of a flat slope layer and a slope layer, inserting a reinforcement cage (2) from top to bottom along the flat slope layer, paving a spliced grid plate (4) on the slope surface of the slope body (1), simultaneously vibrating and extruding the grid plate (4) to be embedded into the soil on the upper side surface of the slope body (1), drilling an anchor rod (3) from outside to inside along the slope layer, enabling the reinforcement cage (2) and the anchor rod (3) to be combined into a crossed pouring reinforcement system, and then injecting mortar into the anchor rod (3) and the reinforcement cage (2) to support and reinforce the slope body (1);

S2: constructing a base (11) for blocking a highway and a side slope on the bottom layer of a slope body (1), spraying and sowing the alien soil (5) twice on the slope surface by using a spraying and sowing machine, spraying and sowing a matrix layer (51) of 7-10cm once between the alien soil (5) sprayed and sown twice, paving geotextiles (52) on the outermost side of the alien soil (5), and reinforcing the geotextiles (52) on the upper surface of the alien soil (5) by barbed ground nails;

s3: coating and pouring a concrete surface layer (13) on the surface of a slope layer at the lowest layer of the slope body (1), and simultaneously pouring and forming a water channel (115) for collecting water on the upper layer of the base (11);

S4: and vertically distributed anti-scouring plants (6 a) and soil-fixing plants (6 b) are planted on the surfaces of the three slope layers on the slope body (1) in a mixed mode.