Split mounting type combined pouring retaining wall protection structure
The assembled joint casting retaining wall structure addresses high construction costs and safety risks by using prefabricated modular retaining wall structures with center hole steel cages, center hole steel cages, and connecting steel cages for efficient and safe construction.
Patent Information
- Application Number
- CN202420889673.6
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-04-26
- Publication Date
- 2024-12-13
- Estimated Expiration
- 2034-04-26
AI Technical Summary
Existing retaining wall structures, particularly flaky concrete cast-in-place retaining walls, face high construction costs, low efficiency, and significant safety risks due to high-altitude operations and uncontrolled structural line shapes.
An assembled joint casting retaining wall structure comprising modular retaining wall blocks with center hole steel cages, lifting grooves, and connecting steel cages, integrated with a steel mesh and foundation, allowing prefabrication and on-site assembly to form a cast retaining wall.
The solution enhances construction efficiency and safety by enabling prefabrication in a controlled environment, reducing manual labor intensity, and lowering costs through prefabricated components and controlled assembly processes.
Smart Images
Figure CN222161355U_ABST
Abstract
Description
Technical Field
[0001] The utility model belongs to the technical field of geotechnical engineering, and provides an assembled joint casting retaining wall protection structure which reduces construction cost, improves construction efficiency and ensures construction safety. Background Art
[0002] Retaining wall refers to a structure that supports the roadbed fill or hillside soil and prevents the fill or soil from deforming and becoming unstable. According to the wall material of the retaining wall, there are generally stone retaining walls, flaky concrete cast-in-place retaining walls, etc. The application scope of stone retaining walls is relatively narrow, while for flaky concrete cast-in-place retaining walls, it is necessary to set up scaffolding, tie steel bars, install formwork, pour concrete, etc. on site. The structural line shape is not easy to control, and there are many high safety risks in high-altitude operations. In addition, due to the slow progress, it will also have a certain impact on the progress of roadbed filling.
[0003] In summary, the retaining wall structure of the prior art has the problems of low construction cost, low construction efficiency and high construction safety risk. Utility Model Content
[0004] In view of this, the purpose of the utility model is to provide an assembled joint casting retaining wall protection structure which reduces construction costs, improves construction efficiency and ensures construction safety.
[0005] In order to achieve the above object, the utility model provides the following technical solutions:
[0006] The utility model provides an assembled joint casting retaining wall protection structure, comprising a foundation and at least one layer of modular retaining wall blocks located on the foundation; wherein: the foundation is concrete, a steel mesh is arranged in the foundation, a plurality of center hole steel cages are welded to the steel mesh, and the modular retaining wall blocks located close to the foundation are embedded in the foundation;
[0007] The modular retaining wall block comprises a plurality of prefabricated blocks, the number of the prefabricated blocks is the same as the number of the center hole steel cages, the top plate surface and the bottom plate surface of the prefabricated block are both equilateral triangles of the same size, a center hole steel cage mounting hole is provided on the plate body of the prefabricated block, the center hole steel cage mounting hole penetrates the top plate surface and the bottom plate surface of the prefabricated block, and the center hole steel cage mounting hole is located at the geometric center position of the top plate surface of the prefabricated block; three lifting grooves are provided on the top plate surface and the bottom plate surface of the prefabricated block, the lifting grooves penetrate the side walls of the adjacent prefabricated blocks and the center hole steel cage mounting hole, and the three lifting grooves are evenly distributed around the center hole steel cage mounting hole; the lifting grooves on the top plate surface or the bottom plate surface of two adjacent prefabricated blocks on the same layer of modular retaining wall blocks penetrate each other;
[0008] Concrete is poured into the installation hole of the center hole steel cage, so that all modular retaining wall blocks, the center hole steel cage, the steel mesh and the foundation are integrated to form a cast retaining wall.
[0009] In order to further ensure the supporting strength of the cast retaining wall, in the above scheme, further: three connecting holes are arranged on the plate body of the prefabricated block, and the three connecting holes are evenly distributed around the central hole steel cage installation hole, each connecting hole is located between two adjacent lifting grooves, and a connecting steel cage is arranged in the connecting hole;
[0010] Concrete is poured in the connecting holes, so that all modular retaining wall blocks, the central hole steel cage, the connecting steel cage, the steel mesh and the foundation are integrated to form a cast retaining wall.
[0011] In order to facilitate the preparation of the connecting steel cage and reduce the preparation cost and installation cost of the connecting steel cage, in the above scheme, further: the connection holes of the two prefabricated blocks located at the same position on the upper and lower adjacent layers of modular retaining wall blocks share a connecting steel cage.
[0012] In order to facilitate the preparation of the center hole steel cage and reduce the preparation cost and installation cost of the center hole steel cage, in the above scheme, further: the center hole steel cage installation holes of two prefabricated blocks located at the same position on the upper and lower adjacent layers of modular retaining wall blocks share a center hole steel cage.
[0013] In order to further ensure the connection strength between the two adjacent prefabricated blocks on the left and right, in the above scheme, further: reinforcing steel bars are arranged in the lifting grooves of the prefabricated blocks on the same layer of modular retaining wall blocks, and the reinforcing steel bars are tied to the center hole steel cage by tying wire.
[0014] In order to ensure the connection strength between the modular retaining wall blocks and to reduce the cost after construction, the above scheme further comprises: when the modular retaining wall blocks are multi-layered, reinforcing steel bars are provided in the lifting grooves of the prefabricated blocks of the modular retaining wall blocks located at the uppermost position in every two or three layers of modular retaining wall blocks, and the reinforcing steel bars are tied to the center hole steel cage by tying wire.
[0015] In order to further ensure the connection strength between the two adjacent prefabricated blocks in the upper, lower, left and right directions, in the above scheme, further: concrete is poured in the hoisting grooves of the prefabricated blocks on the same layer of modular retaining wall blocks.
[0016] The beneficial effects of the utility model are:
[0017] 1. The various components of the solution described in the utility model can be completely prefabricated in a prefabrication plant and assembled on site, thereby improving construction efficiency.
[0018] 2. The prefabricated blocks of the solution described in the utility model are produced in a prefabrication plant, and the construction process and technology are more controllable, thereby improving the construction quality.
[0019] 3. Compared with solid prefabricated components, the center hole reinforcement cage installation hole of the prefabricated block of the solution described in the utility model can be backfilled at a later stage, thus saving construction costs.
[0020] 4. The lifting groove provided in the solution described in the utility model provides a lifting point for the wire rope during transportation, and can be pulled out through the lifting groove after installation.
[0021] 5. The structure of the utility model has a relatively small deadweight and is easy to adjust. The cooperation of a crane and manual labor can greatly reduce the intensity of manual labor and effectively ensure construction safety.
[0022] Other advantages, objectives and features of the present invention will be described in the following description to some extent, and will be apparent to those skilled in the art based on the following examination and research, or can be taught from the practice of the present invention to some extent. The objectives and other advantages of the present invention can be achieved and obtained through the following description. BRIEF DESCRIPTION OF THE DRAWINGS
[0023] In order to make the purpose, technical solution and advantages of the utility model clearer, the utility model will be described in detail below in conjunction with the accompanying drawings, in which:
[0024] Figure 1 This is a structural schematic diagram of an embodiment of the utility model having only one layer of modular retaining wall blocks;
[0025] Figure 2 It is a structural schematic diagram of an embodiment of the utility model having a multi-layer modular retaining wall block;
[0026] Figure 3 It is a three-dimensional structural schematic diagram of an embodiment of the utility model having a multi-layer modular retaining wall block;
[0027] Figure 4 It is a three-dimensional structural schematic diagram of an embodiment of the utility model having only one layer of modular retaining wall blocks;
[0028] Figure 5 It is a three-dimensional structural schematic diagram of another embodiment of the utility model having a multi-layer modular retaining wall block;
[0029] Figure 6 This is a three-dimensional structural schematic diagram of the prefabricated block of the utility model;
[0030] Figure 7 It is a three-dimensional structural schematic diagram of the connection between the steel mesh and the modular retaining wall block of the utility model;
[0031] Figure 8 It is a three-dimensional structural schematic diagram of the connection between the steel mesh, the modular retaining wall block and the center hole steel cage of the utility model.
[0032] Figure numerals: 1. foundation; 2. modular retaining wall block; 3. steel mesh; 4. center hole steel cage; 5. prefabricated block; 6. center hole steel cage installation hole; 7. lifting groove; 8. cast retaining wall; 9. connection hole; 10. connection steel cage. DETAILED DESCRIPTION
[0033] The utility model is further described below in conjunction with specific implementation methods. The drawings are only used for exemplary descriptions, and are only schematic diagrams, not actual pictures, and cannot be understood as limitations on this patent; in order to better illustrate the embodiments of the utility model, some parts of the drawings may be omitted, enlarged or reduced, and do not represent the size of the actual product; for those skilled in the art, it is understandable that some well-known structures and their descriptions in the drawings may be omitted.
[0034] like Figure 1-8 As shown, the assembled joint cast retaining wall protection structure shown in the utility model comprises a foundation 1, and at least one layer of modular retaining wall blocks 2 located on the foundation 1; wherein: the foundation 1 is concrete, a steel mesh 3 is arranged in the foundation 1, and a plurality of center hole steel cages 4 are welded to the steel mesh 3 and integrated therewith, and the modular retaining wall blocks 2 located close to the foundation 1 are embedded in the foundation 1;
[0035] The modular retaining wall block 2 includes a plurality of prefabricated blocks 5, the number of which is the same as the number of the center hole steel cages 4, the top plate surface of the prefabricated block 5 and the bottom plate surface of the prefabricated block 5 are both equilateral triangles of the same size, a center hole steel cage mounting hole 6 is provided on the plate body of the prefabricated block 5, the center hole steel cage mounting hole 6 penetrates the top plate surface of the prefabricated block 5 and the bottom plate surface of the prefabricated block 5, and the center hole steel cage mounting hole 6 is located at the geometric center position of the top plate surface of the prefabricated block 5; three lifting grooves 7 are provided on the top plate surface of the prefabricated block 5 and the bottom plate surface of the prefabricated block 5, the lifting grooves 7 penetrate the side walls of the adjacent prefabricated blocks 5 and the center hole steel cage mounting hole 6, and the three lifting grooves 7 are evenly distributed around the center hole steel cage mounting hole 6; the lifting grooves 7 on the top plate surface or the bottom plate surface of two adjacent prefabricated blocks 5 on the same layer of modular retaining wall blocks 2 are mutually penetrated;
[0036] Concrete is poured in the center hole steel cage installation hole 6, so that all modular retaining wall blocks 2, center hole steel cage 4, steel mesh 3 and foundation 1 are integrated to form a cast retaining wall 8. In this embodiment, during the specific implementation, the base of the foundation pit at the retaining wall position is first leveled, and after leveling, a 12*12 Φ10 steel mesh 3 is laid at the bottom of the foundation pit, and then the center hole steel cage 4 is welded to the steel mesh 3 to achieve a fixed connection between the center hole steel cage 4 and the steel mesh 3, and then 20cm thick C15 concrete is poured, and the prefabricated block 5 of the modular retaining wall block 2 at the lowest position is seated in the concrete before the concrete is solidified, and the prefabricated block 5 of the modular retaining wall block 2 at the lowest position is adjusted to the same elevation by mechanical and manual methods. According to the actual design height requirements, wait until the concrete solidifies and reaches the strength standard before installing the modular retaining wall blocks 2 on the upper layer of the retaining wall 8. After the installation is completed, pour concrete at the center hole steel cage installation hole 6 to the top plate surface of the prefabricated block 5 of the modular retaining wall block 2 located at the top position.
[0037] To further ensure the supporting strength of the cast retaining wall 8, in the above embodiment, preferably: three connecting holes 9 are arranged on the plate body of the prefabricated block 5, and the three connecting holes 9 are evenly distributed around the central hole steel cage installation hole 6, and each connecting hole 9 is located between two adjacent lifting grooves 7, and a connecting steel cage 10 is arranged in the connecting hole 9;
[0038] Concrete is poured into the connecting holes 9 so that all modular retaining wall blocks 2 are integrated with the center hole steel cage 4 , the connecting steel cage 10 , the steel mesh 3 and the foundation 1 to form a cast retaining wall 8 .
[0039] In order to facilitate the preparation of the connecting steel cage 10 and reduce the preparation cost and installation cost of the connecting steel cage 10, in the above embodiment, preferably: the connection holes 9 of the two prefabricated blocks 5 located at the same position on the upper and lower adjacent layers of modular retaining wall blocks 2 share a connecting steel cage 10.
[0040] In order to facilitate the preparation of the center hole steel cage 4 and reduce the preparation cost and installation cost of the center hole steel cage 4, in the above embodiment, preferably: the center hole steel cage installation holes 6 of the two prefabricated blocks 5 located at the same position on the upper and lower adjacent layers of modular retaining wall blocks 2 share a center hole steel cage 4.
[0041] To further ensure the connection strength between the left and right adjacent prefabricated blocks 5, in the above embodiment, preferably: reinforcing steel bars are provided in the lifting grooves 7 of the prefabricated blocks 5 on the same layer of modular retaining wall blocks 2, and the reinforcing steel bars are tied to the center hole steel cage 4 by wire tying.
[0042] In order to ensure the connection strength between the modular retaining wall blocks 2 and to reduce the cost after construction at a reasonable level, in the above embodiment, preferably: when the modular retaining wall blocks 2 are multi-layered, reinforcing steel bars are provided in the lifting grooves 7 of the prefabricated blocks 5 of the modular retaining wall blocks 2 located at the uppermost layer in every two or three layers of modular retaining wall blocks 2, and the reinforcing steel bars are tied to the center hole steel cage 4 by tying wire.
[0043] In order to further ensure the connection strength between two adjacent prefabricated blocks 5 in the upper, lower, left and right directions, in the above embodiment, preferably: concrete is poured in the hanging groove 7 of the prefabricated blocks 5 located on the same layer of modular retaining wall blocks 2.
[0044] In the above embodiments, the technical processes not described in detail are conventional technical processes in the art. In the above embodiments, all concretes are of the same grade.
[0045] Finally, it should be noted that the above embodiments are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to the preferred embodiments, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the purpose and scope of the technical solution, which should be included in the scope of the claims of the utility model.
Claims
1. An assembled joint cast retaining wall protection structure, comprising a foundation (1), and at least one layer of modular retaining wall blocks (2) located on the foundation (1); characterized in that: The foundation (1) is made of concrete, a steel mesh (3) is arranged in the foundation (1), a plurality of central hole steel cages (4) are welded to the steel mesh (3) and are integrated therewith, and a modular retaining wall block (2) located adjacent to the foundation (1) is embedded in the foundation (1); The modular retaining wall block (2) comprises a plurality of prefabricated blocks (5), the number of the prefabricated blocks (5) being the same as the number of the center hole steel cages (4), the top plate surface of the prefabricated block (5) and the bottom plate surface of the prefabricated block (5) being both equilateral triangles of the same size, a center hole steel cage mounting hole (6) being provided on the plate body of the prefabricated block (5), the center hole steel cage mounting hole (6) penetrating the top plate surface of the prefabricated block (5) and the bottom plate surface of the prefabricated block (5), and the center hole steel cage mounting hole (6) being located at the top plate surface of the prefabricated block (5) and the bottom plate surface of the prefabricated block (5). The prefabricated block (5) is located at the geometric center of the top plate surface; three lifting grooves (7) are arranged on the top plate surface of the prefabricated block (5) and the bottom plate surface of the prefabricated block (5), and the lifting grooves (7) penetrate the side wall and the central hole steel cage installation hole (6) of the adjacent prefabricated block (5), and the three lifting grooves (7) are evenly distributed around the central hole steel cage installation hole (6); the lifting grooves (7) on the top plate surface or the bottom plate surface of two adjacent prefabricated blocks (5) located on the same layer of modular retaining wall blocks (2) are mutually penetrated; Concrete is poured into the central hole steel cage installation hole (6), so that all modular retaining wall blocks (2) are integrated with the central hole steel cage (4), the steel mesh (3) and the foundation (1) to form a cast retaining wall (8).
2. The assembled joint casting retaining wall protection structure according to claim 1 is characterized in that: The plate body of the prefabricated block (5) is provided with three connection holes (9), the three connection holes (9) are evenly distributed around the central hole steel cage installation hole (6), each connection hole (9) is located between two adjacent lifting grooves (7), and a connecting steel cage (10) is arranged in the connection hole (9); Concrete is poured into the connection holes (9), so that all modular retaining wall blocks (2) are integrated with the center hole steel cage (4), the connection steel cage (10), the steel mesh (3) and the foundation (1) to form a cast retaining wall (8).
3. The assembled joint casting retaining wall protection structure according to claim 2 is characterized in that: The connection holes (9) of two prefabricated blocks (5) located at the same position on two adjacent layers of modular retaining wall blocks (2) share a connecting steel cage (10).
4. The assembled joint casting retaining wall protection structure according to claim 1 is characterized in that: The central hole steel cage installation holes (6) of two prefabricated blocks (5) located at the same position on two adjacent layers of modular retaining wall blocks (2) share a central hole steel cage (4).
5. The assembled joint casting retaining wall protection structure according to any one of claims 1 to 4, characterized in that: Reinforced steel bars are arranged in the hoisting grooves (7) of the prefabricated blocks (5) on the same layer of modular retaining wall blocks (2), and the reinforced steel bars are tied to the central hole steel cage (4) by means of binding wires.
6. The assembled joint casting retaining wall protection structure according to any one of claims 1 to 4, characterized in that: When the modular retaining wall blocks (2) are multi-layered, reinforcing steel bars are arranged in the hoisting grooves (7) of the prefabricated blocks (5) of the modular retaining wall blocks (2) located at the uppermost layer in every two or three layers of modular retaining wall blocks (2), and the reinforcing steel bars are tied to the central hole steel cage (4) by means of wire tying.
7. The assembled joint casting retaining wall protection structure according to any one of claims 1 to 4, characterized in that: Concrete is poured into the hoisting groove (7) of the prefabricated block (5) located on the same layer of modular retaining wall blocks (2).