Temporary retaining wall structure

Abstract

The utility model relates to the technical field of retaining walls, in particular to a temporary retaining wall structure which comprises a horizontal bottom plate and a vertical retaining wall which is arranged on the horizontal bottom plate and comprises a vertical foundation retaining wall body and a vertical movable retaining wall body. The vertical movable retaining wall body is arranged in the vertical foundation retaining wall body through the lifting assembly, the lifting assembly can enable the vertical movable retaining wall body to move up and down, and the vertical movable retaining wall body moves up and down to achieve up-down adjustment of the height of the vertical retaining wall body, so that the vertical retaining wall can be used in foundation pits with different depths and is convenient to use; in addition, the vertical retaining wall serves as a retaining structure, the vertical retaining wall cannot serve as a waste part to be buried in soil, the vertical retaining wall can be repeatedly used, and the construction cost is effectively reduced. Moreover, the horizontal bottom plate can provide enough horizontal supporting force which is equivalent to horizontal steel structure supporting in the prior art, the occupied underground construction space can be reduced, and construction is more convenient.

Description

Technical Field

[0001] The utility model relates to the technical field of retaining walls, in particular to a temporary retaining wall structure. Background Art

[0002] A retaining wall is a structure used to support roadbed fill or hillside soil and prevent fill or soil from deforming and becoming unstable. It is generally made of materials such as concrete, masonry, steel bars, and steel. According to the different structural forms of retaining walls, retaining walls can be divided into gravity retaining walls, anchored retaining walls, thin-wall retaining walls, pile-board retaining walls, and other types. According to the difference in the duration of the retaining wall's action, retaining walls can be divided into permanent retaining walls and temporary retaining walls.

[0003] Temporary retaining walls are often used in foundation pit support for underground engineering construction. The retaining structure of the retaining wall often adopts concrete pile-slab and steel pile-slab structure. For foundation pit projects with greater depth, temporary horizontal steel structure support needs to be added to meet the bearing capacity requirements.

[0004] At present, for foundation pits of different depths, retaining structures need to be designed with different heights, which is inconvenient to use. The retaining structures are eventually buried in the soil as waste, increasing the cost of construction. Utility Model Content

[0005] The technical problem solved by the utility model is to provide a temporary retaining wall structure which is convenient to use and has low construction cost.

[0006] The technical solution adopted by the utility model to solve the technical problem is: a temporary retaining wall structure, including a horizontal bottom plate and a vertical retaining wall, the vertical retaining wall is arranged on the horizontal bottom plate, and the height of the vertical retaining wall can be adjusted up and down;

[0007] The vertical retaining wall comprises a vertical basic retaining wall body and a vertical movable retaining wall body. The vertical movable retaining wall body is arranged in the vertical basic retaining wall body through a lifting component, and the lifting component can move the vertical movable retaining wall body up and down.

[0008] Furthermore, a wall mounting groove is arranged in the vertical basic retaining wall, the vertical movable retaining wall and the lifting assembly are both arranged in the wall mounting groove, the lifting assembly is arranged at the bottom of the wall mounting groove, and the vertical movable retaining wall is arranged on the lifting assembly.

[0009] Furthermore, the lifting assembly includes a plurality of first hydraulic rod assemblies, and the first hydraulic rod assemblies are vertically spaced apart and arranged at the bottom of the wall mounting groove.

[0010] Furthermore, one side of the vertical retaining wall is the retaining side, and the other side of the vertical retaining wall is the non-retaining side. Stiffening ribs are arranged between the non-retaining side of the vertical foundation retaining wall and the horizontal bottom plate.

[0011] Furthermore, it also includes a reinforcement component, which includes a plurality of second hydraulic rod assemblies, which are arranged at intervals along the length direction of the vertical retaining wall, the lower end of the second hydraulic rod assembly is hinged to the horizontal bottom plate, and the upper end of the second hydraulic rod assembly is hinged to the non-retaining side of the vertical movable retaining wall.

[0012] Furthermore, it also includes a caulking plate, a caulking installation groove is arranged on the side wall of the vertical movable retaining wall, the caulking plate is horizontally detachably arranged in the caulking installation groove, and the caulking plate is located directly above the gap between the vertical movable retaining wall and the wall installation groove.

[0013] Furthermore, a shear key is connected below the horizontal bottom plate, and the shear key is arranged along the length direction of the vertical retaining wall.

[0014] Furthermore, it also includes a plurality of connecting positioning rods, a plurality of positioning through holes are arranged in the horizontal bottom plate, a connecting positioning rod is matched and passed through a positioning through hole, and the connecting positioning rods are arranged at intervals along the length direction of the vertical retaining wall.

[0015] Furthermore, a water receiving trough is arranged on the side wall of the retaining side of the vertical foundation retaining wall, a plurality of drainage holes are arranged in the vertical foundation retaining wall, and a drainage trough is arranged on the horizontal bottom plate located on the non-retaining side of the vertical foundation retaining wall. The water receiving trough and the drainage trough are arranged along the length direction of the vertical retaining wall, and the water receiving trough and the drainage trough are connected through the drainage holes.

[0016] Furthermore, a filtering component is arranged in the water receiving tank.

[0017] The beneficial effects of the utility model are as follows: a temporary retaining wall structure includes a horizontal base plate and a vertical retaining wall, the vertical retaining wall is arranged on the horizontal base plate, the vertical retaining wall includes a vertical foundation retaining wall body and a vertical movable retaining wall body, the vertical movable retaining wall body is arranged in the vertical foundation retaining wall body through a lifting assembly, and the lifting assembly can make the vertical movable retaining wall body move up and down, and the vertical movable retaining wall body moves up and down to achieve the height adjustment of the vertical retaining wall, so that it can be used in foundation pits of different depths, which is convenient to use. As a retaining structure, the vertical retaining wall will not be buried in the soil as a discarded part, and it can be reused, which effectively reduces the construction cost. In addition, the horizontal base plate can provide sufficient horizontal support force, and its function is equivalent to the horizontal steel structure support in the prior art, but compared with the horizontal steel structure support, it does not require a large amount of steel, can reduce the underground construction space occupied, and is more convenient for construction. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 This is a schematic diagram of the structure of the utility model Figure 1 ;

[0019] Figure 2 This is a schematic diagram of the structure of the utility model Figure 2 ;

[0020] Figure 3 It is a schematic diagram of the top view structure of the utility model;

[0021] Figure 4 yes Figure 3 A schematic cross-sectional view along the middle line AA;

[0022] Figure 5 yes Figure 3 A schematic cross-sectional view of the middle edge BB;

[0023] Marked as: horizontal base plate 1, drainage trough 11, vertical foundation retaining wall 2, wall mounting groove 21, drainage through hole 22, vertical movable retaining wall 3, caulking mounting groove 31, lifting assembly 4, stiffening rib 5, second hydraulic rod assembly 6, caulking plate 7, connecting positioning rod 8, water collecting trough 9, filter assembly 91, shear key 10. DETAILED DESCRIPTION

[0024] The utility model is further described below in conjunction with the accompanying drawings and specific implementation methods.

[0025] like Figure 1 , Figure 2 , Figure 3 , Figure 4 and Figure 5 As shown, the temporary retaining wall structure of the utility model comprises a horizontal bottom plate 1 and a vertical retaining wall, wherein the vertical retaining wall is arranged on the horizontal bottom plate 1, and the height of the vertical retaining wall can be adjusted up and down;

[0026] The vertical retaining wall includes a vertical basic retaining wall body 2 and a vertical movable retaining wall body 3. The vertical movable retaining wall body 3 is arranged in the vertical basic retaining wall body 2 through a lifting component 4, and the lifting component 4 can move the vertical movable retaining wall body 3 up and down. The vertical movable retaining wall body 3 moves up and down to realize the up and down adjustment of the height of the vertical retaining wall.

[0027] In order to facilitate the arrangement of the vertical movable retaining wall 3 and the lifting assembly 4 and ensure the use effect of the vertical retaining wall, Figure 1 , Figure 2 , Figure 4 and Figure 5 As shown, a wall mounting groove 21 is provided in the vertical basic retaining wall body 2, the vertical movable retaining wall body 3 and the lifting assembly 4 are both provided in the wall mounting groove 21, the lifting assembly 4 is provided at the bottom of the wall mounting groove 21, and the vertical movable retaining wall body 3 is provided on the lifting assembly 4. In order to ensure the use effect of the lifting assembly 4, the lifting assembly 4 preferably includes a plurality of first hydraulic rod assemblies, and the first hydraulic rod assemblies are vertically spaced and provided at the bottom of the wall mounting groove 21.

[0028] In order to improve the connection strength between the horizontal bottom plate 1 and the vertical retaining wall and improve the overall strength of the temporary retaining wall structure, Figure 1 , Figure 2 As shown, one side of the vertical retaining wall is the retaining side, and the other side of the vertical retaining wall is the non-retaining side. Stiffening ribs 5 are arranged between the non-retaining side of the vertical foundation retaining wall body 2 and the horizontal bottom plate 1, and the number of stiffening ribs 5 can be determined according to the length of the vertical retaining wall.

[0029] In order to further improve the connection strength between the horizontal bottom plate 1 and the vertical retaining wall and further improve the overall strength of the temporary retaining wall structure, Figure 1 , Figure 2 and Figure 3 As shown, the utility model is also provided with a reinforcement component, which includes a plurality of second hydraulic rod assemblies 6, and the second hydraulic rod assemblies 6 are arranged at intervals along the length direction of the vertical retaining wall. The lower end of the second hydraulic rod assembly 6 is hinged to the horizontal bottom plate 1, and the upper end of the second hydraulic rod assembly 6 is hinged to the non-retaining side of the vertical movable retaining wall body 3. The hinge enables the second hydraulic rod assembly to rotate so as to adapt to the up and down movement of the vertical movable retaining wall body 3.

[0030] In order to facilitate the vertical movable retaining wall 3 to move up and down, there is a certain gap between the left and right side walls of the vertical movable retaining wall 3 and the left and right side walls of the wall installation groove 21. In order to reduce the possibility of soil entering the gap, Figure 1 , Figure 2 , Figure 3 and Figure 4 As shown, the utility model is also provided with a caulking plate 7, and a caulking installation groove 31 is provided on the side wall of the vertical movable retaining wall 3. The caulking plate 7 is horizontally and detachably set in the caulking installation groove 31 by screws, and the caulking plate 7 is located directly above the gap between the vertical movable retaining wall 3 and the wall installation groove 21.

[0031] In order to improve the installation stability and anti-slip performance of temporary retaining wall structures, Figure 1 , Figure 2 and Figure 5 As shown, a shear key 10 is connected to the bottom of the horizontal bottom plate 1, and the shear key 10 is arranged along the length direction of the vertical retaining wall. Furthermore, a plurality of connecting positioning rods 8 are provided, and a plurality of positioning through holes are provided in the horizontal bottom plate 1. One connecting positioning rod 8 is matched and passed through one positioning through hole, and the connecting positioning rods 8 are arranged at intervals along the length direction of the vertical retaining wall. During construction, the shear key 10 and the connecting positioning rod 8 are both inserted into the foundation pit.

[0032] During the construction and use process, a certain amount of groundwater, rainwater, etc. enter the vertical retaining wall to form internal water accumulation. In order to facilitate the discharge of internal water accumulation, Figure 5As shown, a water receiving trough 9 is provided on the side wall of the retaining side of the vertical foundation retaining wall body 2, a plurality of drainage through holes 22 are provided in the vertical foundation retaining wall body 2, and a drainage trough 11 is provided on the horizontal bottom plate 1 located on the non-retaining side of the vertical foundation retaining wall body 2. The water receiving trough 9 and the drainage trough 11 are both provided along the length direction of the vertical retaining wall, and the water receiving trough 9 and the drainage trough 11 are connected through the drainage through hole 22. The internal accumulated water generated is discharged to the drainage ditch through the water receiving trough 9, the drainage through hole 22 and the drainage trough 11 in sequence. In order to reduce the possibility of clogging of the drainage through hole 22, a filter assembly 91 is provided in the water receiving trough 9.

[0033] In summary, the vertical movable retaining wall body 3 moves up and down to adjust the height of the vertical retaining wall, so that it can be used in foundation pits of different depths, which is convenient for use. As a retaining structure, the vertical retaining wall will not be buried in the soil as a discarded part, and it can be reused, effectively reducing the construction cost. In addition, the horizontal bottom plate 1 can provide sufficient horizontal support force, which is equivalent to the horizontal steel structure support in the prior art, but compared with the horizontal steel structure support, it does not require a large amount of steel, which can reduce the underground construction space occupied and is more convenient for construction.

Claims

1. Temporary retaining wall structure, characterized by: It comprises a horizontal bottom plate (1) and a vertical retaining wall, wherein the vertical retaining wall is arranged on the horizontal bottom plate (1), and the height of the vertical retaining wall can be adjusted up and down; The vertical retaining wall comprises a vertical basic retaining wall body (2) and a vertical movable retaining wall body (3); the vertical movable retaining wall body (3) is arranged in the vertical basic retaining wall body (2) via a lifting component (4), and the lifting component (4) can enable the vertical movable retaining wall body (3) to move up and down.

2. The temporary retaining wall structure according to claim 1, characterized in that: A wall installation groove (21) is arranged in the vertical basic retaining wall (2); the vertical movable retaining wall (3) and the lifting assembly (4) are both arranged in the wall installation groove (21); the lifting assembly (4) is arranged at the bottom of the wall installation groove (21); and the vertical movable retaining wall (3) is arranged on the lifting assembly (4).

3. The temporary retaining wall structure according to claim 2, characterized in that: The lifting assembly (4) comprises a plurality of first hydraulic rod assemblies, which are arranged vertically at intervals at the bottom of the wall installation groove (21).

4. The temporary retaining wall structure according to claim 1, characterized in that: One side of the vertical retaining wall is the retaining side, and the other side of the vertical retaining wall is the non-retaining side. A stiffening rib (5) is provided between the non-retaining side of the vertical foundation retaining wall body (2) and the horizontal bottom plate (1).

5. The temporary retaining wall structure according to claim 1, characterized in that: It also includes a reinforcement component, which includes a plurality of second hydraulic rod components (6), the second hydraulic rod components (6) are arranged at intervals along the length direction of the vertical retaining wall, the lower end of the second hydraulic rod component (6) is hinged to the horizontal bottom plate (1), and the upper end of the second hydraulic rod component (6) is hinged to the non-retaining side of the vertical movable retaining wall body (3).

6. The temporary retaining wall structure according to claim 1, characterized in that: It also includes a caulking plate (7), a caulking installation groove (31) is provided on the side wall of the vertical movable retaining wall (3), the caulking plate (7) is horizontally detachably arranged in the caulking installation groove (31), and the caulking plate (7) is located directly above the gap between the vertical movable retaining wall (3) and the wall installation groove (21).

7. The temporary retaining wall structure according to claim 1, characterized in that: A shear key (10) is connected below the horizontal bottom plate (1), and the shear key (10) is arranged along the length direction of the vertical retaining wall.

8. The temporary retaining wall structure according to any one of claims 1 to 7, characterized in that: It also comprises a plurality of connecting positioning rods (8), a plurality of positioning through holes are arranged in the horizontal bottom plate (1), a connecting positioning rod (8) is matched and passed through a positioning through hole, and the connecting positioning rods (8) are arranged at intervals along the length direction of the vertical retaining wall.

9. The temporary retaining wall structure according to claim 4, characterized in that: A water receiving trough (9) is arranged on the side wall of the retaining side of the vertical foundation retaining wall body (2), a plurality of drainage through holes (22) are arranged in the vertical foundation retaining wall body (2), and a drainage trough (11) is arranged on the horizontal bottom plate (1) located on the non-retaining side of the vertical foundation retaining wall body (2), the water receiving trough (9) and the drainage trough (11) are both arranged along the length direction of the vertical retaining wall, and the water receiving trough (9) and the drainage trough (11) are connected through the drainage through holes (22).

10. The temporary retaining wall structure according to claim 9, characterized in that: A filtering assembly (91) is arranged in the water receiving tank (9).

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