Retaining wall reinforcing structure
By installing reinforced concrete structures, HDPE waterproof membranes, and drainage systems on the retaining wall, the deformation problem caused by rainwater erosion was solved, improving both safety and economy, while also enhancing the aesthetics of the retaining wall.
Patent Information
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-02-20
- Publication Date
- 2026-03-24
AI Technical Summary
Existing retaining walls, when exposed to the natural environment for a long time, are prone to local deformation and reduced foundation bearing capacity due to erosion by rainwater and groundwater, leading to safety hazards. Existing treatment methods, such as reconstruction, are costly and time-consuming.
The retaining wall is reinforced with a reinforced concrete structure, combined with an HDPE waterproof membrane and a drainage system, including a steel mesh, a concrete cushion layer, drainage pipes and vegetation trenches. It is reinforced with anchors and support anchors, and plants are planted on the surface of the retaining wall to enhance its aesthetics and waterproofing.
It effectively prevents the retaining wall from further settling and collapsing, reduces project costs, shortens the construction period, and also has environmental and aesthetic benefits.
Smart Images
Figure CN224031741U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model belongs to the road engineering construction technical field, concretely relates to a retaining wall reinforcing structure. BACKGROUND
[0002] The retaining wall is the structure that supports the roadbed fill or the hillside soil body, prevents the fill or the soil body from deforming and losing stability, is simple in structure, convenient and fast in construction, and has been widely applied to practical engineering construction. In the road construction process, the retaining wall is often arranged at both sides of the road to prevent the soil and stone from collapsing. Due to long-term exposure to the natural environment, repeated erosion and soaking of rainwater and underground water can cause partial deformation of the retaining wall body, and the bearing capacity of the foundation is reduced. In order to prevent the retaining wall body from further settlement displacement and collapse and affect the road safety, the retaining wall needs to be treated in time. The existing treatment method is generally retaining wall reinforcement or retaining wall reconstruction. Compared with the retaining wall reconstruction, the retaining wall reinforcement retains the original old wall body, has low engineering cost and short construction period. SUMMARY
[0003] In order to solve the problems in the prior art, a retaining wall reinforcing structure is provided.
[0004] The technical scheme for solving the technical problem of the utility model is as follows: a retaining wall reinforcing structure, comprising a retaining wall body, a first concrete cushion layer coated on the outer layer of the retaining wall body, and a steel mesh connected outside the first concrete cushion layer; a second concrete cushion layer coated on the outer surface of the steel mesh; a waterproof membrane connected to the outer surface of the second concrete cushion layer; a third concrete cushion layer connected to the outer surface of the waterproof membrane; and a drain pipe installed in the retaining wall body, which passes through the first concrete cushion layer, the steel mesh, the second concrete cushion layer, the waterproof membrane in sequence and then passes out of the third concrete cushion layer.
[0005] Preferably, the steel mesh is fixed on the first concrete cushion layer through an anchor, the anchor is Y-shaped, and the tail of the anchor is deep into the first concrete cushion layer.
[0006] Preferably, the top of the third concrete cushion layer is connected to a plurality of vegetation grooves, the adjacent vegetation grooves are closely attached, the vegetation grooves are filled with planting soil, and the planting soil is planted with plants for reducing rainwater erosion.
[0007] Preferably, a plurality of support anchor rods are arranged between the third concrete cushion layer and the retaining wall body; one end of each support anchor rod is fixed in the retaining wall body, and the other end is fixed in the third concrete; the anchor rod steel has a first end located in the third concrete cushion layer, and the first end is the highest point.
[0008] Preferably, the drain pipe and the support anchor rod are arranged at intervals, and the end of the support anchor rod is poured with lead cement.
[0009] Preferably, the drain pipe is made of PVC plastic pipe, and the side is in the shape of plum blossom, and the drain pipe is placed upwardly inclined with the pipe opening as the lowest position.
[0010] Preferably, the tail of the drain pipe is connected with a filter screen for preventing stones from entering the pipe.
[0011] Preferably, the bottom corner of the retaining wall body is excavated with a drain ditch, the water passing section of the drain ditch is in the shape of rectangle, the drain ditch is built with masonry block stone with the strength grade of MU20, and the surface is coated with masonry mortar with the strength grade of M10.
[0012] Preferably, the surface recess of the retaining wall body is filled with concrete pieces to ensure the surface of the retaining wall body to be flat.
[0013] Preferably, the waterproof membrane is made of HDPE waterproof membrane.
[0014] Compared with the prior art, the above technical scheme has the following advantages or beneficial effects:
[0015] The utility model discloses a reinforcing structure of retaining wall body by reinforced concrete and anchor rod, sets up drain pipe and HDPE waterproof membrane to reduce the erosion of water body to retaining wall body, sets up vegetation groove, plants plants to retain water on the top of retaining wall, can increase the beautiful appearance simultaneously, and the cost is low and environmental protection. BRIEF DESCRIPTION OF DRAWINGS
[0016] The drawings accompanying the specification illustrate preferred embodiments currently known to be made, and are hereby incorporated into and constitute a part of this specification.
[0017] Figure 1 is Figure 1 It is a cross-sectional structure schematic view of the utility model.
[0018] Figure 2 It is vegetation groove structure schematic view.
[0019] Mark explanation:
[0020] 1, retaining wall body;2, first concrete cushion layer;3, reinforcing mesh;4, second concrete cushion layer;5, waterproof membrane;6, third concrete cushion layer;7, vegetation groove;8, drain pipe;9, support anchor rod;10, anchor;11, planting soil;12, filter screen;13, drain ditch;14, plant;15, concrete piece;16, lead cement. DETAILED DESCRIPTION
[0021] In order to clearly illustrate the technical features of the scheme, the utility model will be described in detail below through specific implementation, and combined with its drawings. The following disclosure provides many different embodiments or examples to realize different structures of the utility model. In order to simplify the disclosure of the utility model, the components and settings of specific examples are described below. In addition, the utility model can repeatedly refer to numbers and / or letters in different examples. Such repetition is for the purpose of simplification and clarity, which itself does not indicate the relationship between the various embodiments and / or settings discussed. It should be noted that the components illustrated in the drawings are not necessarily drawn to scale. The utility model omits the description of known components and processing techniques and processes to avoid unnecessary limitations on the utility model. The orientation or positional relationship indicated by the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer" and the like is based on the orientation or positional relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second", "third" are only for the purpose of description, and cannot be understood as indicating or implying relative importance. In the description of the utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium, or it can be connected inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.
[0022] Embodiment one:
[0023] Please refer to Figures 1-2 In this embodiment, in order to reinforce the existing retaining wall, a retaining wall reinforcing structure is proposed, which comprises a retaining wall body 1, a first concrete cushion layer 2 coated on the outer layer of the retaining wall body 1, before coating the first concrete cushion layer 2, concrete pieces 15 can be appropriately used to fill the local collapse of the retaining wall body 1. The surface of the first concrete cushion layer 2 is hung with a steel mesh 3; the outer surface of the steel mesh 3 is coated with a second concrete cushion layer 4; the outer surface of the second concrete cushion layer 4 is connected with a waterproof film 5, the waterproof film 5 in this embodiment adopts HDPE waterproof film; the outer surface of the waterproof film 5 is connected with a third concrete cushion layer 6; a drain pipe 8 is also installed in the retaining wall body 1, the drain pipe 8 passes through the first concrete cushion layer 2, the steel mesh 3, the second concrete cushion layer 4, the waterproof film 5 in turn and penetrates out of the third concrete cushion layer 6.
[0024] The reinforcing mesh 3 is fixed on the first concrete cushion 2 by the anchor 10, the anchor 10 is Y-shaped, and the tail of the anchor 10 is deeply embedded in the first concrete cushion 2.
[0025] The top of the third concrete cushion 6 is connected with several vegetation grooves 7, the vegetation grooves 7 are closely fitted and arranged in order, the vegetation grooves 7 are filled with planting soil 11, shallow-rooted plants 14 can be planted in the planting soil 11, the plants 14 can intercept water on the top of the retaining wall, and the plants 14 can also increase the beauty, and the cost is low and the plants 14 are environment-friendly.
[0026] The bottom corner of the retaining wall body 1 is excavated to form a drainage ditch 13, the water passing section of the drainage ditch 13 is rectangular, the drainage ditch 13 is built by using masonry blocks with a strength grade of MU20, and the surface is coated with masonry mortar with a strength grade of M10.
[0027] Embodiment two:
[0028] Continuously referring to Figures 1-2 The other parts are the same as those in embodiment one, and the difference lies in that: in order to further reinforce and prevent the concrete cushions from sliding, a plurality of supporting anchor rods 9 are further arranged between the third concrete cushion 6 and the retaining wall body 1; one end of each supporting anchor rod 9 is fixed in the retaining wall body 1, and the other end is fixed in the third concrete cushion 6; the steel reinforcement of the anchor rod is arranged with one end in the third concrete cushion 6 as a first end, and the first end is the highest position, and the rod body is arranged in a downward inclined manner; the drainage pipes 8 are arranged at intervals with the supporting anchor rods 9, and the end of the supporting anchor rod 9 is filled with lead cement 16.
[0029] In addition, the drainage pipes 8 in the embodiment are made of PVC plastic pipes, the side surface of each drainage pipe 8 is in a plum blossom shape, and the drainage pipe 8 is arranged in an upward inclined manner with the pipe opening as the lowest position; the tail of the drainage pipe 8 is connected with a filter screen 12, and the filter screen 12 is arranged to prevent the soil in the retaining wall body 1 from peeling off and blocking the drainage pipe 8.
[0030] The retaining wall body 1 is reinforced by the reinforced concrete and the anchor rods, the soil is prevented from being lifted and peeled off, the drainage pipes 8 and the HDPE waterproof membrane are arranged to reduce the erosion of the water body on the retaining wall body 1, and the drainage ditch 13 is arranged to prevent the water body from accumulating.
[0031] The retaining wall body is reinforced by the reinforced concrete and the anchor rods, the soil is prevented from being lifted and peeled off, the drainage pipes and the HDPE waterproof membrane are arranged to reduce the erosion of the water body on the retaining wall body, and the drainage ditch is arranged to prevent the water body from accumulating.
[0032] Although the specific embodiments of the utility model are described in combination with the drawings, the description is not a limitation on the protection scope of the utility model, and various modifications or changes made by the person skilled in the art on the basis of the technical scheme of the utility model without creative labor are still within the protection scope of the utility model.
Claims
1. A retaining wall reinforcement structure, characterized in that: The retaining wall body (1) is coated with a first concrete cushion layer (2) on the outside of the retaining wall body (1), and a steel mesh (3) is connected to the outside of the first concrete cushion layer (2); a second concrete cushion layer (4) is coated on the outside of the steel mesh (3); a waterproof membrane (5) is connected to the outside of the second concrete cushion layer (4); a third concrete cushion layer (6) is connected to the outside of the waterproof membrane (5); a drainage pipe (8) is also installed inside the retaining wall body (1), and the drainage pipe (8) passes through the first concrete cushion layer (2), the steel mesh (3), the second concrete cushion layer (4), the waterproof membrane (5) in sequence and exits through the third concrete cushion layer (6).
2. The retaining wall reinforcement structure according to claim 1, characterized in that: The steel mesh (3) is fixed to the first concrete cushion layer (2) by anchors (10). The anchors (10) are Y-shaped and the tail of the anchors (10) penetrates into the first concrete cushion layer (2).
3. The retaining wall reinforcement structure according to claim 1, characterized in that: The top of the third concrete cushion layer (6) is connected to several vegetation troughs (7), adjacent vegetation troughs (7) are closely fitted, the vegetation troughs (7) are filled with planting soil (11), and plants (14) that reduce rainwater erosion are planted on the planting soil (11).
4. The retaining wall reinforcement structure according to claim 1, characterized in that: Several support anchors (9) are also provided between the third concrete cushion layer (6) and the retaining wall body (1); one end of the support anchor (9) is fixed inside the retaining wall body (1), and the other end is fixed inside the third concrete cushion layer (6); the anchor bar is placed at an angle downwards with the end located inside the third concrete cushion layer (6) as the first end and the first end being the highest point of the rod.
5. A retaining wall reinforcement structure according to claim 4, characterized in that: The drainage pipe (8) and the support anchor (9) are spaced apart, and the end of the support anchor (9) is filled with lead cement (16).
6. The retaining wall reinforcement structure according to claim 1, characterized in that: The drain pipe (8) is made of PVC plastic pipe with a plum blossom shape on the side. The drain pipe (8) is placed at an upward angle with the pipe opening as the lowest point.
7. A retaining wall reinforcement structure according to claim 6, characterized in that: The drain pipe (8) is connected to a filter screen (12) to prevent stones from entering the pipe.
8. The retaining wall reinforcement structure according to claim 1, characterized in that: The retaining wall body (1) has a drainage ditch (13) excavated at the bottom corner. The water passage section of the drainage ditch (13) is rectangular. It is constructed with masonry blocks of strength grade MU20 and the surface is plastered with masonry mortar of strength grade M10.
9. A retaining wall reinforcement structure according to claim 1, characterized in that: Concrete slabs (15) are filled into the recessed areas on the surface of the retaining wall body (1) to ensure that the surface of the retaining wall body (1) is flat.
10. A retaining wall reinforcement structure according to claim 1, characterized in that: The waterproof membrane (5) is made of HDPE.