CN112459008A

CN112459008A - Slope protection reinforcing apparatus for hydraulic engineering

Info

Publication number: CN112459008A
Application number: CN202110063069.9A
Authority: CN
Inventors: 孙爱国
Original assignee: Suzhou Zhongli Thermal Insulation And Energy Saving Materials Co ltd
Current assignee: Suzhou Zhongli Thermal Insulation And Energy Saving Materials Co ltd
Priority date: 2021-01-18
Filing date: 2021-01-18
Publication date: 2021-03-09

Abstract

The invention belongs to the technical field of hydraulic engineering, and particularly relates to a slope protection and reinforcement device for hydraulic engineering, which comprises a slope body and a protective net, wherein the upper end of the slope body is fixedly connected with a passageway, a supporting plate is arranged between the passageway and the slope body, the lower end of the slope body is fixedly connected with a horizontal protective dike, a plurality of trapezoidal fixed blocks are uniformly distributed on the side wall of the slope body adjacent to the protective dike, a plurality of first screw rods fixed with the slope body are uniformly distributed and connected at the lower end of the trapezoidal fixed blocks, a rectangular frame body corresponding to the trapezoidal fixed blocks is arranged on the side wall of the slope body, the rectangular frame body is connected with the supporting plate through an installation mechanism, and an inclined strip-shaped plate is fixedly connected on the. Has the advantages that: the invention can play a role in guiding falling rocks, namely, the falling rocks are prevented from being accumulated on the lower side of a slope body for a long time, the burden of sanitation workers on cleaning the falling rocks is lightened, the accumulated rocks can not be used for providing a 'springboard' for subsequent falling rocks, and the occurrence of danger is reduced.

Description

Slope protection reinforcing apparatus for hydraulic engineering

Technical Field

The invention relates to the technical field of hydraulic engineering, in particular to a slope protection reinforcing device for hydraulic engineering.

Background

In hydraulic engineering, in order to satisfy requirements such as prevention of seepage and anti-impact, need protect the step to the side slope or the bank wall of dyke, spillway and channel, protect the step type and have concrete slab bank protection, grout stone bank protection, concrete retaining wall and grout stone retaining wall etc. in addition, in the bank protection in-process, can set up one deck bank protection net in one side of the slope body usually, the bank protection net can be used to protect the rockfall, reduces the rockfall and causes the injury to pedestrian or boats and ships under the slope.

With the lapse of live time, the loose rock fall is more and more, and the last part rock fall can pass the mesh of bank protection net and roll to domatic bottom gathering, and the problem that needs more to pay attention is because the rock fall is irregular in the in-process that falls, and consequently the rock fall of gathering is also random distribution, is difficult to clear up to subsequent rock fall can be as "springboard" and the condition that splashes appears with the accumulational stone, has increased dangerous emergence.

Therefore, the slope protection reinforcing device for the hydraulic engineering is provided to solve the problems.

Disclosure of Invention

The invention aims to solve the defects in the prior art, and provides a slope protection reinforcing device for hydraulic engineering.

In order to achieve the purpose, the invention adopts the following technical scheme:

a slope protection and reinforcement device for hydraulic engineering comprises a slope body and a protection net, wherein the upper end of the slope body is fixedly connected with a passageway, a support guard plate is arranged between the passageway and the slope body, the lower end of the slope body is fixedly connected with a horizontal protection dike, a plurality of trapezoidal fixed blocks are uniformly distributed on the side wall of the slope body adjacent to the protection dike, the lower ends of the trapezoidal fixed blocks are uniformly connected with a plurality of first screw rods fixed with the slope body, a rectangular frame body corresponding to the trapezoidal fixed blocks is arranged on the side wall of the slope body, the rectangular frame body is connected with the support plates through an installation mechanism, an inclined strip-shaped plate is fixedly connected on the side wall of the slope body on the inner side of the rectangular frame body, the strip-shaped plate is fixedly connected with the slope body through a plurality of second screw rods, the strip-shaped plate is of a hollow structure, a plurality of support mechanisms used for fixing the protection net are uniformly distributed, set up the triangle-shaped recess on the inclined plane of trapezoidal fixed block, set up two rockfall imports that correspond with the rectangle framework on the lateral wall of trapezoidal fixed block, and the rockfall import sets up with triangle-shaped groove intercommunication, be provided with the guide mechanism that is used for carrying the rockfall on the diapire of trapezoidal fixed block, be connected through link gear between guide mechanism and the supporting mechanism, the irrigation canals and ditches that are used for the defeated material are seted up to the upper end of protecting the dyke, and set up a plurality of logical material mouths that correspond with guide mechanism on the inner wall of irrigation canals and ditches.

In foretell slope protection reinforcing apparatus for hydraulic engineering, the supporting plate corresponds the upside that sets up at a plurality of rectangle frameworks, installation mechanism includes the U-shaped installed part of fixed connection on the supporting plate lateral wall, fixedly connected with buckling plate on the lateral wall of rectangle framework, and in the one end that the rectangle framework was kept away from to the buckling plate extended to the notch of U-shaped installed part, by fastening bolt and nut fixed connection between U-shaped installed part and the buckling plate, the lower extreme of rectangle framework and the slope lateral wall contact of the slope body are connected.

In foretell slope protection reinforcing apparatus for hydraulic engineering, supporting mechanism includes the rectangular block of fixed connection on the bar shaped plate lateral wall, sliding connection has the loop forming element on the lateral wall that the bar shaped plate was kept away from to the rectangular block, fixedly connected with connecting rod on the lateral wall of loop forming element, and the connecting rod one end of keeping away from the loop forming element extends to the bar shaped plate in, the notch interpolation of loop forming element has the horizontal pole, and the both ends of horizontal pole respectively with the inner wall sliding connection of rectangular frame body, by a plurality of fag end fixed connection between protection network and the horizontal pole.

In foretell slope protection reinforcing apparatus for hydraulic engineering, two rock fall import symmetry sets up the upper and lower both sides at the rectangle framework, rock fall import has also been seted up on the lateral wall about the trapezoidal fixed block.

In foretell slope protection reinforcing apparatus for hydraulic engineering, guide mechanism includes two fixed connection support blocks on triangle-shaped recess inner wall, two rotate on the relative lateral wall of support block and be connected with same root pivot, and the fixed cover of fixed cover on the pivot lateral wall between two support blocks has same stock guide, the rectangle opening that corresponds with the stock guide is seted up to the lower extreme of trapezoidal fixed block, lead to material mouthful and rectangle opening intercommunication setting, and lead to the material mouthful and be L shape, the torsion spring who has the reply effect has been cup jointed on the inboard pivot lateral wall of support block.

In foretell slope protection reinforcing apparatus for hydraulic engineering, the link gear includes the mounting panel of fixed connection on the bar shaped plate inner wall, it is connected with a plurality of rhombuses that correspond with the connecting rod respectively to rotate on the lateral wall of mounting panel, and the connecting rod keeps away from the one end of annular member and the lateral wall of rhombuses and rotates and be connected, and is a plurality of connect by same haulage rope between the rhombuses, and the haulage rope keeps away from the one end of rhombuses and extends to in the trapezoidal fixed block and fixed cup joint on the lateral wall of pivot.

In foretell bank protection reinforcing apparatus for hydraulic engineering, the upper end of protecting the dyke is circular-arc, and circular-arc correspondence sets up the upside at the irrigation canals and ditches, set up the bar opening with the irrigation canals and ditches intercommunication on the circular-arc lateral wall, and fixedly connected with filter screen in the bar opening, but the bottom surface top-down slope setting of irrigation canals and ditches.

In the slope protection reinforcing apparatus for hydraulic engineering, a plurality of slope body side walls between the strip-shaped plates and the rectangular frame body can be used for planting green vegetation.

In foretell bank protection reinforcing apparatus for hydraulic engineering, bank protection reinforcing apparatus for hydraulic engineering's theory of operation does:

1) the protective net can play a role in protecting a slope body in daily use, when falling rocks or soil slides down on the slope body, the falling rocks or the soil can pass through the falling rocks inlet and smoothly enter the trapezoidal fixed block, when the gravity of the falling rocks or the gravity of the accumulated soil is greater than the elastic force of the torsion spring, the falling rocks or the soil can enable the material guide plate to rotate and fall into a ditch from the material through port under the action of the gravity of the falling rocks or the soil, so that the falling rocks or the soil is prevented from being accumulated on the lower side of the slope body for a long time, and the burden of subsequent cleaning is increased;

2) in-process at falling stone or soil guide, when the stock guide rotates promptly, the pivot can rotate immediately, and the haulage rope of the fixed cup joint in the pivot outside can drive a plurality of rhombuses piece simultaneously and rotate, and the rotation of rhombuses piece can make the rotation of many connecting rods, the skew takes place for the position of connecting rod promptly, when soil whereabouts, the connecting rod can skew downwards immediately, and then make the internal loop forming element downstream of rectangular frame, and drive the protection network downstream of tie up in the horizontal pole outside, play the effect of further protection, in-process at the guide promptly, can strengthen the protective effect of protection network to the slope body, and after the guide is accomplished, torsion spring can carry out the oneself and reply, the protection network can restore to initial position promptly, also can not make the influence to green planting on the slope body lateral wall.

Compared with the prior art, this slope protection reinforcing apparatus for hydraulic engineering's advantage lies in:

1. the invention can play a role in guiding falling rocks, namely, the falling rocks are prevented from being accumulated on the lower side of a slope body for a long time, the burden of sanitation workers on cleaning the falling rocks is lightened, the accumulated rocks can not be used for providing a 'springboard' for subsequent falling rocks, and the occurrence of danger is reduced.

2. In the process of guiding the falling rocks, the protective net can be correspondingly adjusted along with the structure of the guide, namely, the protective net can be more attached to a slope body in the process of guiding the materials, the falling rocks during the material guiding are reduced, the protective net can be subjected to a recovery operation after the material guiding is finished, and the growth of green plants cannot be influenced.

Drawings

Fig. 1 is an external structural schematic view of a slope protection reinforcing device for hydraulic engineering according to the present invention;

fig. 2 is a schematic side view of the slope protection reinforcing device for hydraulic engineering according to the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 1;

fig. 4 is a side cross-sectional view of a trapezoidal fixed block and a strip-shaped plate of the slope protection reinforcing device for hydraulic engineering provided by the invention;

FIG. 5 is a partial enlarged view of FIG. 4 at B;

FIG. 6 is an enlarged view of a portion of FIG. 4 at C;

fig. 7 is a schematic structural view of a trapezoidal fixing block of the slope protection reinforcing device for hydraulic engineering provided by the invention.

In the figure, 1 slope body, 2 passageways, 3 protective plates, 4 embankments, 5 trapezoidal fixed blocks, 6 first screw rods, 7 rectangular frame bodies, 8 strip-shaped plates, 9 second screw rods, 10 rock fall inlets, 11 channels, 12 material passing ports, 13U-shaped mounting pieces, 14 bent plates, 15 rectangular blocks, 16 annular pieces, 17 connecting rods, 18 cross rods, 19 supporting blocks, 20 rotating shafts, 21 material guide plates, 22 mounting plates, 23 diamond-shaped pieces, 24 traction ropes and 25 filter screens are arranged.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.

Examples

Referring to fig. 1-7, a slope protection and reinforcement device for hydraulic engineering comprises a slope body 1 and a protection net, wherein the upper end of the slope body 1 is fixedly connected with a passageway 2, a support guard plate 3 is arranged between the passageway 2 and the slope body 1, the lower end of the slope body 1 is fixedly connected with a horizontal protection dike 4, a plurality of trapezoidal fixed blocks 5 are uniformly distributed on the side wall of the slope body 1 adjacent to the protection dike 4, a plurality of first screw rods 6 fixed with the slope body 1 are uniformly distributed and connected at the lower end of the trapezoidal fixed blocks 5, the first screw rods 6 can be fixed in a pouring mode, a rectangular frame body 7 corresponding to the trapezoidal fixed blocks 5 is arranged on the side wall of the slope body 1, the rectangular frame body 7 is connected with the support plate 3 through a mounting mechanism, specifically, the support plate 3 is correspondingly arranged on the upper sides of the plurality of rectangular frame bodies 7, the mounting mechanism comprises a U-shaped mounting piece 13 fixedly connected on the side wall of the support, and the one end that rectangular frame 7 was kept away from to bent plate 14 extends to in the notch of U-shaped installed part 13, by fastening bolt and nut fixed connection between U-shaped installed part 13 and the bent plate 14, the lower extreme of rectangular frame 7 is connected with the slope lateral wall contact of slope 1, the dismouting between the backplate 3 of being convenient for and the rectangular frame 7, can demolish overall structure when not needing to use promptly, in addition when the damage appears, can change alone, can not cause the influence to other structures.

Wherein, the side wall of the slope body 1 at the inner side of the rectangular frame body 7 is fixedly connected with an inclined strip-shaped plate 8, the strip-shaped plate 8 is fixedly connected with the slope body 1 by a plurality of second screw rods 9, the strip-shaped plate 8 is of a hollow structure, a plurality of supporting mechanisms for fixing the protective net are uniformly distributed on the outer side wall of the strip-shaped plate 8, the protective net is correspondingly arranged in the rectangular frame body 7, each supporting mechanism comprises a rectangular block 15 fixedly connected on the outer side wall of the strip-shaped plate 8, a ring-shaped piece 16 is connected on the side wall, far away from the strip-shaped plate 8, of the rectangular block 15 in a sliding manner, a connecting rod 17 is fixedly connected on the side wall of the ring-shaped piece 16, and one end of the connecting rod 17 far away from the ring-shaped piece 16 extends into the strip-shaped plate 8, a cross rod 18 is inserted in the notch of the ring-shaped piece 16, and both ends of the cross bar 18 are respectively connected with the inner wall of the rectangular frame body 7 in a sliding manner, and the protective net is fixedly connected with the cross bar 18 through a plurality of rope belts, so that the protective net can be conveniently mounted and dismounted.

Further, set up triangle-shaped recess on the inclined plane of trapezoidal fixed block 5, set up two rockfall import 10 that correspond with the rectangle framework on the lateral wall of trapezoidal fixed block 5, and rockfall import 10 sets up with triangle-shaped recess intercommunication, and two rockfall import 10 symmetries set up the upper and lower both sides at rectangle framework 7, and rockfall import 10 has also been seted up on the lateral wall about trapezoidal fixed block 5, guarantees promptly that the rockfall homoenergetic at protection network both sides enters into in trapezoidal fixed block 5.

Furthermore, a material guiding mechanism for conveying falling rocks is arranged on the bottom wall of the trapezoid fixing block 5, the material guiding mechanism is connected with the supporting mechanism through a linkage mechanism, a ditch 11 for conveying materials is arranged at the upper end of the dike dam 4, a plurality of material passing ports 12 corresponding to the material guiding mechanism are arranged on the inner wall of the ditch 11, the material guiding mechanism comprises two supporting blocks 19 fixedly connected on the inner wall of the triangular groove, the opposite side walls of the two supporting blocks 19 are rotatably connected with a same rotating shaft 20, the outer side wall of the rotating shaft 20 between the two supporting blocks 19 is fixedly sleeved with a same material guiding plate 21, the lower end of the trapezoid fixing block 5 is provided with a rectangular opening corresponding to the material guiding plate 21, the material passing ports 12 are communicated with the rectangular opening, the material passing ports 12 are L-shaped, a torsion spring with a restoring effect is sleeved on the outer side wall of the rotating shaft 20 on the, the link gear includes mounting panel 22 of fixed connection on 8 inner walls of strip shaped plate, rotates on mounting panel 22's the lateral wall and is connected with a plurality of rhombuses 23 that correspond with connecting rod 17 respectively, and connecting rod 17 keeps away from the one end of annular member 16 and the lateral wall of rhombus 23 and rotates and be connected, is connected by same haulage rope 24 between a plurality of rhombuses 23, and haulage rope 24 keeps away from the one end of rhombus 23 and extends to in trapezoidal fixed block 5 and fixed cup joint on the lateral wall of pivot 20.

Wherein, the upper end of embankment 4 is circular-arc, and circular-arc correspondence sets up the upside at irrigation canals and ditches 11, set up the bar opening with irrigation canals and ditches 11 intercommunication on the circular-arc lateral wall, and bar opening internal fixation is connected with filter screen 25, but the bottom surface of irrigation canals and ditches 11 top-down slope sets up, falling rocks or soil in the irrigation canals and ditches 11 can be smooth to fall to a department promptly, conveniently concentrate and handle, can be used to plant green vegetation on the 1 lateral wall of slope between a plurality of strip shaped plates 8 and the rectangular frame 7, can utilize the soil resources on the slope 1 to carry out the afforestation environment.

In the invention, the protective net can play a role in protecting the slope body 1 in daily use, when falling rocks or soil slides down on the slope body 1, the falling rocks or the soil can pass through the falling rocks inlet 10 and smoothly enter the trapezoidal fixed block 5, when the gravity of the falling rocks or the gravity of the accumulated soil is greater than the elastic force of the torsion spring, the falling rocks or the soil can enable the material guide plate 21 to rotate and fall into the ditch 11 from the material through port 12 under the action of the gravity of the falling rocks or the soil, so that the falling rocks or the soil is prevented from being accumulated on the lower side of the slope body 1 for a long time, and the burden of subsequent cleaning is increased; in the process of falling rocks or guiding soil, namely the guide plate 21 rotates, the rotating shaft 20 rotates immediately, the traction rope 24 fixedly sleeved outside the rotating shaft 20 can simultaneously drive the diamond pieces 23 to rotate, the rotation of the diamond pieces 23 can enable the connecting rods 17 to rotate, namely the positions of the connecting rods 17 deviate, when soil falls, the connecting rods 17 can deviate downwards immediately, further the ring pieces 16 in the rectangular frame 7 move downwards, and the protective net bound outside the cross rod 18 is driven to move downwards, so that the further protection effect is achieved, namely the protective effect of the protective net on a slope body can be enhanced in the process of guiding the soil, and after the guiding is completed, the torsion spring can self-return, namely can return to the initial position, and cannot influence green planting on the side wall of the slope body.

The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.

Claims

1. Slope protection reinforcing device for hydraulic engineering comprises a slope body (1) and a protective net, wherein the upper end of the slope body (1) is fixedly connected with a passageway (2), a supporting plate (3) is arranged between the passageway (2) and the slope body (1), the slope protection reinforcing device is characterized in that the lower end of the slope body (1) is fixedly connected with a horizontal dike (4), a plurality of trapezoidal fixed blocks (5) are uniformly distributed on the side wall of the slope body (1) adjacent to the dike (4), a plurality of first screw rods (6) fixed with the slope body (1) are uniformly distributed and connected with the lower end of each trapezoidal fixed block (5), a rectangular frame body (7) corresponding to each trapezoidal fixed block (5) is arranged on the side wall of the slope body (1), the rectangular frame body (7) is connected with the supporting plate (3) through an installation mechanism, an inclined strip-shaped plate (8) is fixedly connected on the side wall of the slope body (1) on the inner side of the rectangular, the strip-shaped plate (8) is fixedly connected with the slope body (1) through a plurality of second screws (9), the strip-shaped plate (8) is of a hollow structure, and a plurality of supporting mechanisms for fixing the protective net are uniformly distributed on the outer side wall of the strip-shaped plate (8), the protective net is correspondingly arranged in the rectangular frame body (7), a triangular groove is arranged on the inclined plane of the trapezoidal fixed block (5), the side wall of the trapezoidal fixed block (5) is provided with two rockfall inlets (10) corresponding to the rectangular frame body, the falling stone inlet (10) is communicated with the triangular groove, the bottom wall of the trapezoidal fixed block (5) is provided with a material guide mechanism for conveying falling stones, the material guide mechanism is connected with the support mechanism through a linkage mechanism, the upper end of the dike dam (4) is provided with a ditch (11) for conveying materials, and a plurality of material passing openings (12) corresponding to the material guiding mechanisms are arranged on the inner wall of the ditch (11).

2. The slope protection and reinforcement device for the water conservancy project, according to claim 1, is characterized in that the supporting plate (3) is correspondingly arranged on the upper side of a plurality of rectangular frame bodies (7), the installation mechanism comprises a U-shaped installation part (13) fixedly connected to the side wall of the supporting plate (3), a bending plate (14) is fixedly connected to the side wall of the rectangular frame body (7), one end, far away from the rectangular frame body (7), of the bending plate (14) extends into a notch of the U-shaped installation part (13), the U-shaped installation part (13) is fixedly connected with the bending plate (14) through a fastening bolt and a nut, and the lower end of the rectangular frame body (7) is in contact connection with the inclined side wall of the slope body (1).

3. The slope protection and reinforcement device for the hydraulic engineering, according to claim 2, characterized in that the supporting mechanism includes a rectangular block (15) fixedly connected to the outer side wall of the strip-shaped plate (8), the rectangular block (15) is connected to the side wall far away from the strip-shaped plate (8) in a sliding manner to form a ring-shaped member (16), a connecting rod (17) is fixedly connected to the side wall of the ring-shaped member (16), one end of the connecting rod (17) far away from the ring-shaped member (16) extends into the strip-shaped plate (8), a cross rod (18) is inserted into a notch of the ring-shaped member (16), two ends of the cross rod (18) are respectively connected to the inner wall of the rectangular frame body (7) in a sliding manner, and the protective net is fixedly connected.

4. The slope protection and reinforcement device for the hydraulic engineering, according to claim 3, is characterized in that the two falling rock inlets (10) are symmetrically arranged at the upper and lower sides of the rectangular frame body (7), and the left and right side walls of the trapezoidal fixing block (5) are also provided with the falling rock inlets (10).

5. The slope protection and reinforcement device for the water conservancy project according to claim 4, wherein the material guiding mechanism comprises two supporting blocks (19) fixedly connected to the inner wall of the triangular groove, the two supporting blocks (19) are rotatably connected to the same rotating shaft (20) on the opposite side walls, the same material guiding plate (21) is fixedly sleeved on the outer side wall of the rotating shaft (20) between the two supporting blocks (19), the lower end of the trapezoidal fixing block (5) is provided with a rectangular opening corresponding to the material guiding plate (21), the material passing opening (12) is communicated with the rectangular opening, the material passing opening (12) is L-shaped, and a torsion spring with a restoring effect is sleeved on the outer side wall of the rotating shaft (20) on the inner side of the supporting block (19).

6. The slope protection and reinforcement device for the hydraulic engineering, according to claim 5, characterized in that the link mechanism includes a mounting plate (22) fixedly connected to the inner wall of the strip-shaped plate (8), the side wall of the mounting plate (22) is rotatably connected with a plurality of diamond-shaped members (23) corresponding to the connecting rods (17), one ends of the connecting rods (17) far away from the ring-shaped members (16) are rotatably connected with the side wall of the diamond-shaped members (23), the plurality of diamond-shaped members (23) are connected by the same hauling rope (24), and one ends of the hauling rope (24) far away from the diamond-shaped members (23) extend into the trapezoidal fixing blocks (5) and are fixedly sleeved on the outer side wall of the rotating shaft (20).

7. The slope protection and reinforcement device for the water conservancy project according to claim 1, wherein the upper end of the protective dam (4) is arc-shaped and is correspondingly arranged on the upper side of the ditch (11), the outer side wall of the arc-shaped is provided with a bar-shaped opening communicated with the ditch (11), a filter screen (25) is fixedly connected in the bar-shaped opening, and the bottom surface of the ditch (11) can be obliquely arranged from top to bottom.

8. The slope protection and reinforcement device for the water conservancy project according to claim 1, wherein the side wall of the slope body (1) between the strip-shaped plates (8) and the rectangular frame body (7) can be used for planting green vegetation.

9. The slope protection and reinforcement device for the hydraulic engineering according to claim 1, characterized in that the working principle of the slope protection and reinforcement device for the hydraulic engineering is as follows:

1) the protective net can play a role in protecting the slope body (1) in daily use, when falling rocks or soil slides down on the slope body (1), the falling rocks or the soil can pass through the falling rocks inlet (10) and smoothly enter the trapezoidal fixed block (5), when the gravity of the falling rocks or the gravity of the accumulated soil is greater than the elastic force of the torsion spring, the falling rocks or the soil can enable the guide plate (21) to rotate, and the falling rocks or the soil can fall into the ditch (11) from the material passing port (12) under the action of the gravity of the falling rocks or the soil, so that the falling rocks or the soil is prevented from being accumulated on the lower side of the slope body (1) for a long time, and the burden of subsequent cleaning is increased;

2) during the process of falling rocks or guiding the materials by soil, namely when the material guiding plate (21) rotates, the rotating shaft (20) rotates immediately, and the pulling rope (24) fixedly sleeved outside the rotating shaft (20) can drive the plurality of diamond-shaped pieces (23) to rotate at the same time, and the rotation of the diamond-shaped pieces (23) can drive the plurality of connecting rods (17) to rotate, namely, the position of the connecting rod (17) is deviated, when the soil falls, the connecting rod (17) is deviated downwards, further, the annular piece (16) in the rectangular frame body (7) moves downwards and drives the protective net tied on the outer side of the cross rod (18) to move downwards, thereby playing the effect of further protection, namely, in the material guiding process, the protection effect of the protective net on the slope body can be enhanced, and after the material guiding is finished, the torsion spring can perform self-recovery, namely, the protective net can be restored to the initial position, and the influence on green plants on the side wall of the slope body can not be caused.