Slope protection device for soil nailing wall

Abstract

The utility model discloses a slope protection device for a soil nailing wall. The slope protection device comprises a slope body, a reinforcing mesh attached to the outside of the slope body, a first concrete plate and a second concrete plate, wherein the first concrete plate and the second concrete plate are respectively filled and condensed on the inner side and the right side of the lower end of the slope body; a limiting structure is arranged outside the reinforcing mesh, the limiting structure comprises a first plug pin, a second plug pin, a concrete surface layer and a first PVC mesh, and the first plug pin and the second plug pin are attached to the outside of the reinforcing mesh; a reinforcing protection structure is arranged on the second concrete plate, and the reinforcing protection structure comprises a supporting plate, a second PVC net, an abutting plate, a threaded rod and a sleeve rod; a water guide structure is arranged on the inner side of the slope body and the inner side of the second concrete plate, and the water guide structure comprises a pipeline, a through hole and a water permeable film. According to the slope protection device for the soil nailing wall, soil nailing wall supporting can be conveniently conducted on a slope body, adjustment and reinforcement are convenient, the slope protection effect is good, rainwater can be conveniently guided, and landslide is effectively prevented.

Description

Technical Field

[0001] The utility model relates to the technical field of soil nail walls, in particular to a slope protection device for soil nail walls. Background Art

[0002] Soil nail wall is a slope reinforcement support construction method that combines the foundation pit slope with soil nails made of steel bars, laying a steel mesh on the slope surface, spraying a layer of concrete surface and the earth slope.

[0003] For example, a Chinese utility model patent with authorization announcement number CN219772986U discloses a slope protection device for a soil nail wall, including a soil nail wall, a protective plate is arranged on one side of the soil nail wall, and a supporting anchor rod is arranged on the outside of the soil nail wall, the supporting anchor rod is located on the right side of the protective plate, and the left side wall of the supporting anchor rod is provided with a first supporting rod hinged to the right side wall of the protective plate. The slope protection device for the soil nail wall, through the cooperation of the fixed anchor rod, the threaded rod, the threaded block and the connecting shaft, pushes the two blocking plates to deflect around the connection between them and the fixed anchor rod, so that the two blocking plates are opened, thereby increasing the difficulty of moving the fixed anchor rod upward and improving its pull-out resistance. At the same time, through the coordinated use of the supporting anchor rod, the first supporting rod and the second supporting rod, the slope protection device is prevented from being offset, thereby improving the fixing stability of the slope protection device, avoiding affecting its service life, further improving its practicality, and facilitating people to use it.

[0004] However, the existing slope protection device for soil nail wall is generally not convenient for reinforcing the support of the slope during use, the slope protection effect is limited, and it is not convenient to divert rainwater and it is difficult to effectively prevent landslides. Therefore, we propose a slope protection device for soil nail wall to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a slope protection device for soil nail walls, so as to solve the problem that the existing slope protection device for soil nail walls proposed in the above background technology is generally not convenient for reinforcing the support of the slope during use, the slope protection effect is limited, and it is not convenient to divert rainwater, making it difficult to effectively prevent landslides.

[0006] To achieve the above object, the utility model provides the following technical solutions: a slope protection device for soil nailing wall, comprising: a slope body, a steel mesh arranged outside the slope body, and a first concrete slab and a second concrete slab filled and solidified inside and right side of the lower end of the slope body;

[0007] Also includes:

[0008] A limiting structure is arranged outside the steel mesh, wherein the limiting structure includes a first inserting nail, a second inserting nail, a concrete surface layer and a first PVC mesh, and the first inserting nail and the second inserting nail are attached to the outside of the steel mesh;

[0009] The second concrete slab is provided with a reinforcement protection structure, wherein the reinforcement protection structure includes a support plate, a second PVC net, a pressure plate, a threaded rod and a sleeve rod, and the support plate is fixed to the inner side of the outer end of the second concrete slab;

[0010] A water guide structure is arranged inside the slope and the second concrete slab, wherein the water guide structure comprises a pipe, a through hole and a water-permeable membrane, and the pipe is arranged inside the slope and the second concrete slab, and the right end of the pipe protrudes from the second concrete slab.

[0011] Preferably, the first inserting nails and the second inserting nails are arranged alternately, and the first inserting nails are inserted into the slope and the first concrete slab in an inclined shape, and the second inserting nails are inserted into the inner side of the upper end of the first concrete slab.

[0012] Preferably, the concrete surface layer is sprayed on the outside of the slope and the steel mesh, and a first PVC mesh is attached to the outside of the concrete surface layer, and the upper and lower ends of the first PVC mesh are fixedly connected to the first concrete slab and the second concrete slab respectively.

[0013] Preferably, a second PVC net which is glued and fixed inside the support plate is provided on the second concrete plate, and a pressure plate which is bonded and connected to the first PVC net is provided on the left side of the upper end of the support plate.

[0014] Preferably, the right side of the pressure plate and the left side of the support plate are fixedly connected with symmetrical threaded rods, and sleeve rods threadedly connected thereto are nested on the outer sides of the inner ends of the threaded rods.

[0015] Preferably, the through holes are symmetrically opened inside the left end and the upper left end of the pipe, and a water-permeable membrane located in the slope is nested and fitted on the outer side of the left end of the pipe.

[0016] Compared with the prior art, the utility model has the following beneficial effects: the slope protection device for soil nail wall is convenient for supporting the slope with soil nail wall, convenient for adjusting and reinforcing, so that the slope protection effect is good, and convenient for diverting rainwater, effectively preventing landslide;

[0017] 1. A slope, a steel mesh, a first concrete slab and a second concrete slab are provided. Since the steel mesh is provided on the outside of the slope, the first concrete slab and the second concrete slab are filled and solidified on the inside and the right side of the lower end of the slope, and the first and second pins inserted into the first concrete slab are provided on the outside of the steel mesh, a concrete surface layer is sprayed on the outside of the slope, the steel mesh, the first and second pins, and a first PVC mesh fixed with screws to the first and second concrete slabs is provided on the outside of the concrete surface layer, so that it is convenient to perform soil nail wall support on the slope;

[0018] 2. A second concrete slab, a support plate, a second PVC net and a pressure plate are provided. Since the support plate is fixedly connected to the second concrete slab, the second PVC net is pasted and fixed inside the support plate, and symmetrical threaded rods are fixed on the support plate and the pressure plate provided on its left side, and the outer side of the inner end of the threaded rod monomer is threadedly connected with a sleeve rod, it is easy to adjust and reinforce, so that the slope protection effect is good;

[0019] 3. A second concrete slab, a pipe, a through hole and a water-permeable membrane are provided. Since the pipe is nested inside the slope and the second concrete slab, a water-permeable membrane located inside the slope is nested and fitted outside the left end of the pipe, and through holes are symmetrically opened inside the left end and the upper left end of the pipe, it is convenient to divert rainwater and effectively prevent landslides. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 This is a schematic diagram of the front cross-sectional structure of the utility model;

[0021] Figure 2 This is a schematic diagram of the right side structure of the utility model connecting the steel mesh to the slope;

[0022] Figure 3 This is a schematic diagram of the right side structure of the first concrete slab connected to the slope of the utility model;

[0023] Figure 4 This is a schematic diagram of the top view of the structure of the connection between the support plate and the second concrete plate of the utility model;

[0024] Figure 5 It is a schematic diagram of the overall structure of the connection between the pipeline and the through hole of the utility model.

[0025] In the figure: 1, slope; 2, steel mesh; 3, first concrete slab; 4, second concrete slab; 5, first pin; 6, second pin; 7, concrete surface layer; 8, first PVC mesh; 9, support plate; 10, second PVC mesh; 11, pressure plate; 12, threaded rod; 13, sleeve rod; 14, pipe; 15, through hole; 16, permeable membrane. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] See also Figure 1-5The utility model provides a technical solution: a slope protection device for soil nail wall, comprising a slope body 1, a steel mesh 2, a first concrete slab 3, a second concrete slab 4, a first inserting nail 5, a second inserting nail 6, a concrete surface layer 7, a first PVC mesh 8, a support plate 9, a second PVC mesh 10, a pressure plate 11, a threaded rod 12, a sleeve rod 13, a pipe 14, a through hole 15 and a water-permeable membrane 16. When the slope protection device for soil nail wall is used, as Figure 1 , Figure 2 and Figure 3 First, concrete can be filled on the inner side and the right side of the lower end of the slope 1 so that the first concrete slab 3 and the second concrete slab 4 can be formed respectively after solidification. Then, the steel mesh 2 can be set on the outer upper side of the slope 1. Then, the first pin 5 can be inserted obliquely into the slope 1 and the first concrete slab 3, and the outer end of the first pin 5 can be connected to the steel mesh 2. Then, the second pin 6 can be inserted into the inner side of the upper end of the first concrete slab 3, so that the upper end of the second pin 6 can be connected to the steel mesh 2. The second pin 6 and the first pin 5 are connected. The outer side is staggered so that the steel mesh 2 can be limited by the first pin 5 and the second pin 6, and then cement slurry can be sprayed on the outside of the slope 1, the steel mesh 2, the first pin 5 and the second pin 6 by a spraying device, so as to form a concrete surface layer 7 later, and after the concrete surface layer 7 solidifies, the first PVC mesh 8 can be laid outside the concrete surface layer 7, and the upper and lower ends of the first PVC mesh 8 are respectively fixed to the first concrete slab 3 and the second concrete slab 4 by screws, so as to facilitate the support of the slope 1 through the steel mesh 2, the concrete surface layer 7 and the first PVC mesh 8;

[0028] like Figure 1 and Figure 4 , and the support plate 9 with the second PVC net 10 pasted and fixed on the inner side can be inserted and fixed in the second concrete plate 4 during the solidification process of the second concrete plate 4. Since a pressure plate 11 is provided on the left side of the support plate 9, threaded rods 12 are symmetrically fixed in the support plate 9 and the pressure plate 11, and a sleeve rod 13 is threadedly connected to the outer side of the inner end of the threaded rod 12 monomer. Therefore, the sleeve rod 13 can be rotated to adjust the distance between the pressure plate 11 and the support plate 9, so that the pressure plate 11 is attached to the outside of the first PVC net 8, so as to facilitate the reinforcement and achieve a good slope protection effect;

[0029] like Figure 1 , Figure 2 and Figure 5 , and a pipe 14 staggered with the first concrete slab 3 can be inserted into the slope 1 and the second concrete slab 4, through holes 15 are centrally symmetrically opened inside the left end and the upper left end of the pipe 14, and a water-permeable membrane 16 is nested and fitted on the outer side of the pipe 14, and the right end of the pipe 14 protrudes outside the second concrete slab 4, so it is convenient to penetrate water through the water-permeable membrane 16 and the through hole 15, and guide the rainwater flowing into the slope 1 to achieve the purpose of effectively preventing landslides. The above components are all existing technologies and will not be described in detail here.

[0030] The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field. The standard parts used in the utility model can be purchased from the market, and special-shaped parts can be customized according to the description in the specification and the drawings. The specific connection methods of each part adopt the conventional means such as mature bolts, rivets, welding, etc. in the prior art. The machinery, parts and equipment all adopt the conventional models in the prior art, and the circuit connection adopts the conventional connection method in the prior art, which will not be described in detail here. The contents not described in detail in this specification belong to the prior art known to professional and technical personnel in this field.

[0031] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art may still modify the technical solutions described in the aforementioned embodiments, or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention shall be included in the protection scope of the present invention.

Claims

1. A slope protection device for a soil nail wall, comprising: The slope body (1), the steel mesh (2) arranged outside the slope body (1), and the first concrete slab (3) and the second concrete slab (4) filled with solidified concrete respectively on the inside and the right side of the lower end of the slope body (1); It is characterized by further comprising: The steel mesh (2) is provided with a limiting structure outside, wherein the limiting structure includes a first inserting nail (5), a second inserting nail (6), a concrete surface layer (7) and a first PVC mesh (8), and the first inserting nail (5) and the second inserting nail (6) are attached to the outside of the steel mesh (2); The second concrete slab (4) is provided with a reinforcement protection structure, wherein the reinforcement protection structure comprises a support plate (9), a second PVC net (10), a pressure plate (11), a threaded rod (12) and a sleeve rod (13), and the support plate (9) is fixed to the inner side of the outer end of the second concrete slab (4); A water-conducting structure is arranged inside the slope (1) and the second concrete slab (4), wherein the water-conducting structure comprises a pipe (14), a through hole (15) and a water-permeable membrane (16), and the pipe (14) is arranged inside the slope (1) and the second concrete slab (4), and the right end of the pipe (14) protrudes inside the second concrete slab (4).

2. A slope protection device for soil nailing wall according to claim 1, characterized in that: The first inserting nails (5) and the second inserting nails (6) are arranged alternately, and the first inserting nails (5) are inserted into the slope (1) and the first concrete slab (3) in an inclined manner, and the second inserting nails (6) are inserted into the inner side of the upper end of the first concrete slab (3).

3. A slope protection device for soil nailing wall according to claim 1, characterized in that: The concrete surface layer (7) is sprayed on the outside of the slope (1) and the steel mesh (2), and a first PVC mesh (8) is bonded to the outside of the concrete surface layer (7), and the upper and lower ends of the first PVC mesh (8) are fixedly connected to the first concrete slab (3) and the second concrete slab (4), respectively.

4. A slope protection device for soil nailing wall according to claim 1, characterized in that: The second concrete slab (4) is provided with a second PVC net (10) which is glued and fixed inside the support plate (9), and a pressure plate (11) which is closely connected to the first PVC net (8) is provided on the left side of the upper end of the support plate (9).

5. The slope protection device for soil nailing wall according to claim 1, characterized in that: Symmetrical threaded rods (12) are fixedly connected to the right side of the pressure plate (11) and the left side of the support plate (9), and a sleeve rod (13) threadedly connected to the threaded rod (12) is nested on the outer side of the inner end of the threaded rod (12).

6. The slope protection device for soil nailing wall according to claim 1, characterized in that: The through holes (15) are symmetrically opened inside the left end and the upper left end of the pipe (14), and a water-permeable membrane (16) located in the slope body (1) is nested and fitted outside the left end of the pipe (14).

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