CN216041222U - Ecological side slope of arch skeleton combined type highway - Google Patents

Abstract

An arch skeleton composite type ecological side slope of a highway, which comprises a side slope foundation, a protective component and a drainage mechanism, wherein the protective component and the drainage mechanism are arranged on the side slope foundation, the protection assembly comprises a plurality of first protection blocks and a plurality of second protection blocks, a side slope protection body is formed by sequentially assembling the first protection blocks and the second protection blocks and the adjacent two second protection blocks from bottom to top, both ends of the first protection block and both ends of the second protection block are provided with circulation ports for rainwater to circulate, the drainage mechanism comprises a drainage component and a water storage tank, the drainage component comprises a water inlet pipe, a collecting pipe and a water outlet pipe, the water inlet pipe is positioned above the water storage tank and is connected with the circulation port at the lower end of the first protective block, the other end of the water inlet pipe is connected to the side wall of the collecting pipe, one end of the water outlet pipe is connected to the collecting pipe, and the water outlet pipe is connected to the water storage tank. This application has good rainwater drainage's effect.

Description

Ecological side slope of arch skeleton combined type highway

Technical Field

The application relates to the technical field of side slopes, in particular to an arch framework combined type highway ecological side slope.

Background

In order to improve the national traffic network, more and more roads are built, and in order to ensure the stability of the roads, side slopes for protecting against natural disasters such as debris flow, landslide and the like are built on two sides of the roads.

At present, chinese patent of No. CN208563354U discloses an ecological protection type side slope, it includes the side slope basis, set up in the retaining wall of side slope basis lower extreme and set up the ecological planting layer on the side slope basis, ecological planting layer includes a plurality of planting casees, a plurality of planting casees splice each other and lay on the side slope basis, it has the plant to plant the incasement, plant a plurality of connecting rod of case fixedly connected with, the common cover of connecting rod on the adjacent planting case is equipped with the adapter sleeve, side slope basis upper end fixedly connected with fixing base, the fixing base is equipped with the supporting mechanism who provides ascending holding power for planting the case.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: when the rainfall is too large, the rainwater flows to the planting boxes with lower heights through the through holes in the side walls of the planting boxes, and the rainwater with the water level lower than the retaining wall stays in the planting grooves with the lowest height, so that part of plants are soaked in the rainwater; the rainwater that the water level is higher than retaining wall collects to the highway through the retaining wall, has aggravated the degree of highway ponding, and is lower to the great rainwater drainage effect of rainfall.

SUMMERY OF THE UTILITY MODEL

In order to improve the mode of rainwater drainage, improve the great rainwater drainage effect to rainfall, this application provides an arch skeleton combined type highway ecological side slope.

The application provides a pair of ecological side slope of arch skeleton combined type highway adopts following technical scheme:

an arch-shaped framework combined type highway ecological side slope comprises a side slope foundation, a protection component and a drainage mechanism, wherein the protection component is arranged on the side slope foundation, the drainage mechanism is used for collecting rainwater, a retaining wall is arranged on the lower side of the side slope foundation, the protection component comprises a plurality of first protection blocks and a plurality of second protection blocks which are positioned on the lowest side, a side slope protection body is formed by sequentially assembling the first protection blocks and the second protection blocks and the adjacent two second protection blocks from bottom to top, both ends of each first protection block and both ends of each second protection block are provided with circulation openings for circulating rainwater, the drainage mechanism comprises a drainage component and a water storage box for collecting rainwater, the retaining wall is arranged in the water storage box, the drainage component comprises a water inlet pipe, a confluence pipe and a water outlet pipe, the water inlet pipe is positioned above the water storage box, one end of the water inlet pipe is connected with a circulation opening at the lower end of the first protection block, the other end of the water inlet pipe is connected to the side wall of the collecting pipe, one end of the water outlet pipe is connected to the side wall of the collecting pipe, and the water outlet pipe is connected to the water storage tank.

Through adopting above-mentioned technical scheme, when raining, because the slope, the rainwater is through flowing the opening, the second protection piece from the top flows in adjacent second protection piece, collect the first protection piece of below at last, flow into the inlet tube through the circulation mouth of first protection piece lower extreme, collect the collecting pipe again, because the difference in height of inlet tube and water storage box, the rainwater can flow in the water storage box through the outlet pipe, the rainwater is concentrated and is left in the water storage box, thereby reach good rainwater drainage's effect, improve the rainwater drainage effect great to rainfall.

Optionally, the upper part of the water storage tank is provided with an anti-overflow pipe communicated to the underground water pipeline.

By adopting the technical scheme, when the water storage tank is full, rain continues to flow down, and rainwater cannot flow into the water storage tank and then is accumulated at the lower end of the side slope; the overflow prevention pipe is arranged to introduce the following rainwater into the underground water pipeline when the water level of the water storage tank reaches a certain height.

Optionally, the direction that slope basis was kept away from to the retaining wall is provided with the protecting wall, the protecting wall sets up with the retaining wall interval.

Through adopting above-mentioned technical scheme, when the rainwater lasts down greatly, mountain disasters take place for the side slope, and the retaining wall can't block the foreign matter that produces completely and pour the road bed, and the direction of keeping away from the side slope basis at the retaining wall sets up the protecting wall, and the protecting wall sets up with the retaining wall interval, can make the foreign matter that can't be blockked by the retaining wall pour in the middle of protecting wall and the retaining wall, reduces the possibility that the foreign matter influences highway safety.

Optionally, the first protection piece is provided with a first anchor rod for fixing the first protection piece on the slope basis, a first upper groove is formed in the upper end of the first protection piece, a butting portion for butting the first upper groove is convexly arranged at the lower end of the second protection piece, a second upper groove for butting the butting portion of the adjacent second protection piece is formed in the upper end of the second protection piece, and the second protection piece is provided with a second anchor rod for fixing the second protection piece on the slope basis.

Through adopting above-mentioned technical scheme, first protection piece fixed mounting is in the below of side slope basis upper surface, between first protection piece and the second protection piece, by supreme assembly formation side slope protection body in proper order down between two adjacent second protection pieces.

Optionally, every planting chamber has all been seted up to first protection piece and second protection piece, the soil horizon has been placed in the planting chamber.

Through adopting above-mentioned technical scheme, plant through the soil in planting the chamber and can consolidate soil and beautify the environment.

Optionally, each of the first protection block and the second protection block is provided with a soil fixing plate located above the soil layer, the soil fixing plate penetrates through the soil fixing plate and is provided with a plurality of planting grooves, and the planting grooves are distributed in a rectangular array.

Through adopting above-mentioned technical scheme, on the one hand, the soil that does not have the plant is fixed in fixed cover below, can reduce the possibility that soil horizon soil runs off, and on the other hand for the plant is orderly distributes, improves the survival rate of plant.

Optionally, the soil fixing plate is provided with two fixing assemblies, the two fixing assemblies are respectively located at two ends of the soil fixing plate, each fixing assembly comprises an elastic part and two fixing rods, the elastic part is located between the two fixing rods, the soil fixing plate is provided with a sliding track for the fixing rods to slide and connect, the planting cavity is provided with an inserting cavity for the fixing rods to insert, and when the elastic part is in a normal state, the end part of the fixing rod, far away from the elastic part, is exposed out of the soil fixing plate.

Through adopting above-mentioned technical scheme, gu the soil board is compressed through the elastic component, and the dead lever is kept away from the tip of elastic component and is retracted in the track that slides, will gu the soil board and put into and plant the chamber, the elastic component resumes the normality, and the dead lever is inserted and is located and insert and establish the chamber to realize the installation.

Optionally, both ends of the elastic member are fixedly connected with push-pull handles, the soil fixing plate is provided with a movable cavity communicated with the sliding track for the push-pull handles to move, the fixed rod is fixedly connected with the push-pull handles, and the push-pull handles are partially exposed out of the soil fixing plate.

By adopting the technical scheme, when the soil fixing plate is installed, acting forces in opposite directions are applied to the two push-pull handles, the elastic piece is compressed to generate elastic potential energy, one ends of the fixing rods, far away from the compression spring, are retracted into the sliding track, the soil fixing plate can enter the planting cavity, then the acting forces applied to the two push-pull handles are removed, the elastic piece restores to the initial state, and the two fixing rods are respectively inserted into the inserting cavities on the two sides of the planting cavity; when the soil fixing plate is disassembled, acting force in opposite directions is applied to the two push-pull handles, the elastic piece is compressed to generate elastic potential energy, the fixed rod is separated from the inserting cavity, and the soil fixing plate is lifted out of the planting cavity; the installation of firm native board is more convenient, realizes the connection dismantled of firm native board.

Optionally, still including driping irrigation the network, it includes the back flow, connects the output subassembly and a plurality of drip irrigation pipe of water storage box to drip irrigation the network, the output subassembly includes first output tube and second output tube, and first output tube is connected in the water storage box, and the other end of first output tube is connected in the second output tube, and is a plurality of drip irrigation pipe's one end is connected in the lateral wall of second output tube, and is a plurality of drip irrigation pipe's the other end is connected in the lateral wall of back flow, back flow fixed connection is close to the side on slope basis in retaining wall, the back flow be provided with the connecting pipe of connecting the collecting pipe, first output tube is provided with the water pump that sends the water pump of water storage box to the second output tube, drip irrigation pipe has seted up a plurality of mouths of driping irrigation, and is a plurality of drip irrigation pipe arranges along the extending direction on slope basis.

Through adopting above-mentioned technical scheme, at first, drip irrigation the network and can provide required moisture for the plant, the water economy resource, secondly, pump the rainwater of water storage box to first output tube, second output tube, drip irrigation pipe and back flow in proper order through the water pump, the back flow passes through the connecting pipe and connects the drainage subassembly for the rainwater flows back to the water storage box again, realizes the cyclic utilization of the rainwater in the water storage box.

In summary, the present application includes at least one of the following beneficial technical effects:

1. when raining, due to slope of the side slope, rainwater flows into the adjacent second protection blocks from the uppermost second protection block through the flow through port, finally is collected into the lowermost first protection block, flows into the water inlet pipe through the flow through port at the lower end of the first protection block and then is collected into the collecting pipe, due to the height difference between the water inlet pipe and the water storage tank, rainwater can flow into the water storage tank through the water outlet pipe, and is stored in the water storage tank in a centralized manner, so that a good rainwater drainage effect is achieved, and a rainwater drainage effect with large rainfall is improved;

2. the plants planted in the soil layer can effectively protect the bare slope, the soil fixing plate is provided with a plurality of planting grooves, on one hand, the germination area of the plants can be controlled, so that the plants are distributed orderly, and on the other hand, the soil without the plants is fixed below the soil fixing plate, so that the possibility of soil loss of the soil layer can be reduced;

3. the use drips irrigation the network, on the one hand, can realize the purpose of automatic drip irrigation plant, and on the other hand, through the rainwater of water pump with the water storage box pump in proper order to first output tube, second output tube, drip irrigation pipe and back flow, the back flow passes through the connecting pipe and connects the collecting pipe for the rainwater flows back to the water storage box again, realizes the cyclic utilization of the rainwater in the water storage box.

Drawings

Fig. 1 is a schematic view of the overall structure of an arch skeleton composite type ecological highway side slope.

Fig. 2 is an exploded view of the structure in which the first and second shielding blocks are assembled.

Fig. 3 is a schematic structural view of the uppermost second guard block.

Fig. 4 is a schematic structural view of the soil stabilization plate.

Fig. 5 is a schematic structural view of the fixing assembly.

Fig. 6 is a schematic structural view of the drainage mechanism.

Fig. 7 is a schematic diagram of the structure of a drip irrigation network.

In the figure 1, a slope foundation; 11. a retaining wall; 12. a protective wall; 2. a guard assembly; 21. a first guard block; 211. a first anchor rod; 212. a first upper groove; 22. a second guard block; 221. an abutting portion; 222. a second upper groove; 223. a second anchor rod; 23. a flow port; 24. a planting cavity; 241. inserting the cavity; 25. a soil layer; 3. fixing a soil plate; 31. planting grooves; 32. a fixing assembly; 321. fixing the rod; 322. an elastic member; 323. a push-pull handle; 324. a sliding track; 325. a movable cavity; 4. a drainage mechanism; 41. a drainage assembly; 411. a water inlet pipe; 412. a collector pipe; 413. a water outlet pipe; 414. a filter screen; 42. a water storage tank; 421. an anti-overflow pipe; 5. a drip irrigation network; 51. an output component; 511. a first output pipe; 512. a second output pipe; 513. a water pump; 52. a drip irrigation pipe; 521. a drip irrigation opening; 53. a return pipe; 531. and (4) connecting the pipes.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses ecological side slope of arch skeleton combined type highway.

Referring to fig. 1, the ecological slope of arch skeleton combined type highway includes slope basis 1, drainage mechanism 4, protection component 2 and drips irrigation network 5, and protection component 2 sets up in the upper surface of slope basis 1, drips irrigation network 5 and is located the top of protection component 2. Lower one side fixedly connected with retaining wall 11 that is close to side slope basis 1, place retaining wall 11 in drainage mechanism 4, one side that retaining wall 11 kept away from side slope basis 1 is fixed with protecting wall 12, and protecting wall 12 sets up with 11 intervals of retaining wall, can make the foreign matter that retaining wall 11 can't block pour into in the middle of protecting wall 12 and retaining wall 11 for the foreign matter can not influence highway safety.

Referring to fig. 1, the protection assembly 2 includes a plurality of first protection blocks 21 and a plurality of second protection blocks 22, the first protection blocks 21 are fixedly installed at the lowest part of the upper surface of the slope foundation 1, and the slope protection body is formed by sequentially assembling the first protection blocks 21 and the second protection blocks 22 and the adjacent two second protection blocks 22 from bottom to top.

Referring to fig. 2 and 3, a first upper groove 212 is formed at the upper end of the first protection block 21, and a first anchoring rod 211 penetrating through the slope foundation 1 is fixed to the first protection block 21. The protruding butt 221 in first upper groove 212 that is equipped with of one end that is close to first protection piece 21 of second protection piece 22, second upper groove 222 has been seted up to the other end of second protection piece 22, when assembling adjacent two-layer second protection piece 22, the butt 221 butt that will be located the second protection piece 22 on upper strata is in the second upper groove 222 that is located the second bone protection piece on lower floor, the second protection piece 22 of the top of the upper surface of side slope basis 1 is fixed with the second anchor pole 223 of wearing to locate side slope basis 1, planting chamber 24 that supplies plant planting is all seted up to first protection piece 21 and second protection piece 22.

Referring to fig. 4 and 5, soil layers 25 are placed in the planting cavities 24, the number of the soil layers 25 is the same as that of the planting cavities 24, and the first protection block 21 and the second protection block 22 are both provided with soil fixing plates 3 located above the soil layers 25. Each soil fixing plate 3 is provided with a plurality of planting grooves 31, and the planting grooves 31 are distributed in a rectangular matrix. The upper part and the lower part of each soil fixing plate 3 are provided with fixing components 32 in a penetrating way, and the inner side wall of the planting cavity 24 is provided with an inserting cavity 241. Each group of fixing components 32 comprises an elastic part 322 and two fixing rods 321, the elastic part 322 is located between the two fixing rods 321, the soil fixing plate 3 is provided with a sliding track 324 for the sliding connection of the fixing rods 321, and the elastic part 322 is a compression spring. Both ends of the compression spring are fixedly connected with a push-pull handle 323, one end of the fixed rod 321 close to the compression spring is fixedly connected with the push-pull handle 323, the end part of the fixed rod 321 far away from the compression spring is exposed out of the soil fixing plate 3 when the compression spring is normally pressed, a movable cavity 325 communicated with the sliding track 324 and used for the push-pull handle 323 to move is formed in the upper surface of the soil fixing plate 3 in a penetrating mode, and part of the push-pull handle 323 is exposed out of the fixed plate.

When the soil fixing plate 3 is installed, acting forces in opposite directions are applied to the two push-pull handles 323, the compression spring is compressed to generate elastic potential energy, one ends of the fixing rods 321, far away from the compression spring, are retracted into the sliding track 324, the soil fixing plate 3 can enter the planting cavity 24, then the acting forces applied to the two push-pull handles 323 are removed, the elastic pieces 322 recover the initial state, and the two fixing rods 321 are respectively inserted into the inserting cavities 241 on the two sides of the planting cavity 24; when the soil fixing plate 3 is detached, acting force in opposite directions is applied to the two push-pull handles 323, the elastic piece 322 is compressed to generate elastic potential energy, the fixing rod 321 is separated from the inserting cavity 241, and the soil fixing plate 3 is lifted out of the planting cavity 24.

Referring to fig. 1 and 6, the drainage mechanism 4 includes a drainage assembly 41 and a reservoir 42, the reservoir 42 is built in the retaining wall 11, and the drainage assembly 41 is connected to the reservoir 42. The drainage assembly 41 comprises a water inlet pipe 411, a collecting pipe 412 and a water outlet pipe 413, the water inlet pipe 411 is located above the water storage tank 42, the two ends of each first protection block 21 and the two ends of each second protection block 22 are both penetrated through and provided with a circulation port 23, the circulation port 23 is communicated with the planting cavity 24, and the water inlet pipe 411 is connected to the circulation port 23 at the lower end of the first protection block 21. The inlet tube 411 is fixed with the filter screen 414 that is used for preventing the foreign matter to get into inlet tube 411, inlet tube 411 is provided with a plurality ofly, the quantity of inlet tube 411 is unanimous with the quantity of first protection piece 21, the other end fixed connection of a plurality of inlet tubes 411 is in the lateral wall of collecting pipe 412, the one end fixed connection of outlet pipe 413 is in the lateral wall of collecting pipe 412, the other end fixed connection of outlet pipe 413 is in water storage box 42, utilize the difference in height of inlet tube 411 and water storage box 42, realize that water flows into water storage box 42 from drainage component 41. The upper part of the water storage tank 42 is provided with an overflow prevention pipe 421 communicated to the underground water pipeline to prevent the water storage tank 42 from overflowing.

Referring to fig. 1 and 7, the drip irrigation network 5 comprises an output assembly 51, a drip irrigation pipe 52 and a return pipe 53, wherein the output assembly 51 is connected to the water reservoir 42, the output assembly 51 comprises a first output pipe 511 and a second output pipe 512, the first output pipe 511 is connected to the water reservoir 42, and the other end of the first output pipe 511 is connected to the second output pipe 512. The first output pipe 511 is provided with a water pump 513 pumping water in the water storage tank 42 to the second output pipe 512, the drip irrigation pipes 52 are provided with a plurality of drip irrigation pipes 52, one ends of the drip irrigation pipes 52 are connected to the side wall of the second output pipe 512, the other ends of the drip irrigation pipes 52 are connected to the side wall of the return pipe 53, the drip irrigation pipes 52 are arranged along the extending direction of the slope foundation 1, the side wall of the drip irrigation pipe 52 is provided with a plurality of drip irrigation openings 521, and the positions of the drip irrigation openings 521 correspond to the positions of the planting grooves 31. The return pipe 53 is fixedly connected to the side wall of the retaining wall 11 close to the slope foundation 1 through an anchor ear, the side wall of the return pipe 53 is fixedly connected with a connecting pipe 531, and the connecting pipe 531 is fixedly connected to the side wall of the collecting pipe 412.

The implementation principle of the composite type highway ecological side slope with the arched frameworks in the embodiment of the application is as follows: when raining, due to slope inclination, rainwater accumulated in the planting cavity 24 flows into the planting cavity 24 converged into the first protection block 21 at the lowest part through the through hole 23 and flows into the water inlet pipe 411 through the through hole 23 at the lower end of the first protection block 21, due to the height difference between the water inlet pipe 411 and the water storage tank 42, rainwater can flow into the water inlet pipe 411, the collecting pipe 412, the water outlet pipe 413 and the water storage tank 42 in sequence, rainwater is stored in the water storage tank 42 in a centralized manner, and when water in the water storage tank 42 reaches a certain height, rainwater flowing into the water storage tank 42 flows into the overflow preventing pipe 421 and then flows into an underground water pipeline; when the plants in the planting cavity 24 are irrigated, the water pump 513 is started to pump the water in the water storage tank 42 to the first output pipe 511, the second output pipe 512 and the drip irrigation pipe 52 in sequence, the water can drip all the plants through the drip irrigation port 521 on the drip irrigation pipe 52, and then the water is guided back to the collecting pipe 412 through the return pipe 53 to flow into the water storage tank 42.

The above is a preferred embodiment of the present application, and the scope of protection of the present application is not limited by the above, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (9)

1. The utility model provides an ecological side slope of arch skeleton combined type highway which characterized in that: including side slope basis (1), set up protection component (2) on side slope basis (1) and drainage mechanism (4) of collecting the rainwater, the lower one side of side slope basis (1) is provided with retaining wall (11), protection component (2) include a plurality of first protection piece (21) and a plurality of second protection piece (22) that are located the below, between first protection piece (21) and second protection piece (22), form the side slope protection body by supreme assembly in proper order down between two adjacent second protection pieces (22), flow opening (23) that let the rainwater circulate are all seted up at the both ends of first protection piece (21) and the both ends of second protection piece (22), drainage mechanism (4) include drainage component (41) and water storage box (42) of collecting the rainwater, place retaining wall (11) in water storage box (42), drainage component (41) include inlet tube (411), The water storage device comprises a collecting pipe (412) and an outlet pipe (413), wherein the inlet pipe (411) is located above the water storage tank (42), one end of the inlet pipe (411) is connected to a flow port (23) at the lower end of a first protection block (21), the other end of the inlet pipe (411) is connected to the side wall of the collecting pipe (412), one end of the outlet pipe (413) is connected to the side wall of the collecting pipe (412), and the outlet pipe (413) is connected to the water storage tank (42).

2. The ecological slope of arch skeleton combined type highway of claim 1, wherein: an anti-overflow pipe (421) communicated to an underground water pipeline is arranged at the upper part of the water storage tank (42).

3. The ecological slope of arch skeleton combined type highway of claim 1, wherein: the direction that side slope basis (1) was kept away from in retaining wall (11) is provided with protecting wall (12), protecting wall (12) and retaining wall (11) interval set up.

4. The ecological slope of arch skeleton combined type highway of claim 1, wherein: first protection piece (21) are provided with and are fixed in first anchor rod (211) on side slope basis (1) first protection piece (21), first upper groove (212) have been seted up to the upper end of first protection piece (21), the protruding butt portion (221) that is equipped with the first upper groove of butt (212) of lower extreme of second protection piece (22), recess (222) are gone up to the second of butt portion (221) of the adjacent second protection piece (22) are seted up to the upper end of second protection piece (22), the top second protection piece (22) are provided with and are fixed in second anchor rod (223) on side slope basis (1) with second protection piece (22).

5. The ecological slope of arch skeleton combined type highway of claim 1, wherein: every planting chamber (24) have all been seted up to first protection piece (21) and second protection piece (22), soil horizon (25) have been placed in planting chamber (24).

6. The ecological slope of arch skeleton combined type highway of claim 5, wherein: every first protection piece (21) and second protection piece (22) all are provided with solid native board (3) that are located soil horizon (25) top, gu native board (3) run through and have seted up a plurality of planting grooves (31), a plurality of planting groove (31) are the rectangular array and distribute.

7. The ecological slope of arch skeleton combined type highway of claim 6, wherein: the soil fixing plate (3) is provided with fixing assemblies (32), the fixing assemblies (32) are provided with two groups and are respectively located at two ends of the soil fixing plate (3), each group of fixing assemblies (32) comprises an elastic piece (322) and two fixing rods (321), the elastic pieces (322) are located between the two fixing rods (321), the soil fixing plate (3) is provided with a sliding track (324) for the fixing rods (321) to slide and be connected, the planting cavity (24) is provided with an inserting cavity (241) for the fixing rods (321) to be inserted, and when the elastic pieces (322) are in a normal state, the end portions, far away from the elastic pieces (322), of the fixing rods (321) are exposed out of the soil fixing plate (3).

8. The ecological slope of arch skeleton combined type highway of claim 7, wherein: the soil fixing plate is characterized in that push-pull handles (323) are fixedly connected to two ends of the elastic piece (322), a movable cavity (325) which is communicated with the sliding track (324) and used for the push-pull handles (323) to move is formed in the soil fixing plate (3), the fixing rod (321) is fixedly connected to the push-pull handles (323), and the push-pull handles (323) are partially exposed out of the soil fixing plate (3).

9. The ecological slope of arch skeleton combined type highway of claim 1, wherein: the drip irrigation system is characterized by further comprising a drip irrigation network (5), wherein the drip irrigation network (5) comprises a return pipe (53), an output assembly (51) connected with the water storage tank (42) and a plurality of drip irrigation pipes (52), the output assembly (51) comprises a first output pipe (511) and a second output pipe (512), the first output pipe (511) is connected with the water storage tank (42), the other end of the first output pipe (511) is connected with the second output pipe (512), one end of each drip irrigation pipe (52) is connected with the side wall of the second output pipe (512), the other ends of the drip irrigation pipes (52) are connected with the side wall of the return pipe (53), the return pipe (53) is fixedly connected to the side face, close to the slope foundation (1), of the retaining wall (11), a connecting pipe (531) connected with the collecting pipe (412) is arranged on the return pipe (53), a water pump (513) for pumping water in the water storage tank (42) to the second output pipe (512) is arranged on the first output pipe (511), the drip irrigation pipe (52) is provided with a plurality of drip irrigation openings (521), and the drip irrigation pipes (52) are arranged along the extending direction of the slope foundation (1).

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