Composite retaining wall structure for pile foundation construction

Abstract

The utility model discloses a composite retaining wall structure for pile foundation construction, which relates to the technical field of composite retaining walls for pile foundation construction and comprises an upper support ring, a middle support ring and a lower support ring, a plurality of reinforcing steel bars are fixedly mounted on the outer side walls of the upper support ring and the lower support ring respectively, and a reinforcing steel bar ring is fixedly mounted at one end of each reinforcing steel bar. Through the arrangement of the assembling assembly, the upper combined type protection wall structure is clamped to the upper surface of the lower combined type protection wall structure, and meanwhile, the upper clamping column is clamped to the top of the threaded rod, so that the threaded rod at the top can drive the lower threaded rods to rotate synchronously; according to the combined type retaining wall structure, the pile foundations are assembled, then the combined type retaining wall structures are assembled according to the depths of the pile foundations, so that the combined type retaining wall structures are matched with the pile foundations with different depths, the combined type retaining wall structures with the corresponding lengths do not need to be manufactured according to the depths of the pile foundations, the manufacturing cost of the combined type retaining wall structures in actual use is reduced, and the practicability of the combined type retaining wall structures is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of composite wall protection for pile foundation construction, in particular to a composite wall protection structure for pile foundation construction. Background Art

[0002] Pile foundation structure is one of the most widely used basic structure forms for bridges. It is also widely used in other construction fields such as factories and building construction. For the construction organization of bridge pile foundation, the pile foundation adopts hole-making technology such as rotary drilling rig or impact drilling rig, the steel cage is centrally processed and manufactured in the steel processing plant, the bridge site is lowered in sections by a crane, and the pile body concrete is poured using the underwater conduit method.

[0003] Most of the existing composite retaining wall structures for pile foundation construction are of fixed length. When pile foundations of different depths need to be driven, composite retaining walls of corresponding lengths need to be manufactured in advance according to the depths of the pile foundations, which greatly increases the manufacturing cost of the composite retaining walls. In addition, the composite retaining walls cannot be assembled with each other to adapt to pile foundations of different depths, reducing the practicability of the composite retaining walls. Utility Model Content

[0004] Technical issues solved

[0005] In view of the deficiencies in the prior art, the utility model provides a composite wall protection structure for pile foundation construction, which solves the problem that the length of the existing composite wall protection structures for pile foundation construction is mostly fixed. When pile foundations of different depths need to be driven, composite wall protection structures of corresponding lengths need to be manufactured in advance according to the depths of the pile foundations, thereby greatly increasing the manufacturing cost of the composite wall protection. In addition, the composite wall protection structures cannot be assembled with each other to adapt to pile foundations of different depths, thereby reducing the practicability of the composite wall protection structures.

[0006] Technical Solution

[0007] To achieve the above purpose, the utility model is implemented through the following technical solutions: a composite wall protection structure for pile foundation construction, including three support rings, upper, middle and lower, with a plurality of steel bars fixedly installed on the outer side walls of the support rings on both sides of the upper and lower sides, a steel bar ring fixedly installed on one end of the steel bar, and an assembly component arranged on the surface of the steel bar ring;

[0008] The assembly component includes a connecting ring arranged on the surface of the upper steel bar ring, the upper surface of the connecting ring is provided with an annular groove, and a docking ring is fixedly installed on the surface of the lower steel bar ring, the docking ring is adapted to the annular groove, the inner side wall of the docking ring is provided with an assembly groove, the inner side wall of the annular groove is slidably connected with an assembly block, the assembly groove is adapted to the assembly block, a connecting rod is fixedly installed on one side surface of the assembly block, the connecting rod slides through and is connected to the inside of the support ring, the upper surface of each connecting rod is rotatably connected with a spread rod through a hinge seat, one end of the spread rod is rotatably connected with a sliding ring through a hinge seat, the internal thread of the sliding ring is connected with a threaded rod, and a support is fixedly installed on the inner side wall of the upper connecting ring, and the threaded rod is rotatably connected to the upper surface of the support.

[0009] Optionally, a plurality of steel bars are fixedly mounted on the upper and lower surfaces of the middle support ring, and the other ends of the steel bars are fixedly mounted on the surfaces of the upper and lower support rings. The steel bars are used to ensure the stability of the connection between the support rings and avoid separation.

[0010] Optionally, a plurality of reinforcing columns are fixedly installed between the two steel rings, and a plurality of isolation plates are fixedly installed on the side surfaces of the reinforcing columns. A plurality of through holes are provided on the surfaces of the isolation plates. The provision of the isolation plates can prevent external impurities from entering the interior of the pile foundation without affecting the pile foundation. At the same time, the external pressure can be evenly distributed, thereby improving the pressure resistance of the device.

[0011] Optionally, the upper and lower surfaces of the middle support ring are fixedly installed with reinforcing diagonal rods, and the number of the reinforcing diagonal rods is several. The reinforcing diagonal rods are fixedly installed on the side surface of the isolation plate. Through the setting of the reinforcing diagonal rods, the supporting effect of the device on the isolation plate is improved, the deformation of the isolation plate is avoided, and the service life of the device is increased.

[0012] Optionally, the number of the support rings is three, each three support rings form a group, and the number of the reinforcement rods is several.

[0013] Optionally, the number of the isolation plates is several, and the diameter of the steel ring is the same as the diameter of the hole wall after drilling after the pile foundation construction.

[0014] Optionally, a clamping groove is formed on the upper surface of the threaded rod, and a clamping column is fixedly mounted on the lower surface of the threaded rod, and the bottom end of the clamping column is matched with the clamping groove.

[0015] Beneficial Effects

[0016] The utility model provides a composite wall protection structure for pile foundation construction, which has the following beneficial effects:

[0017] The pile foundation construction composite wall protection structure is configured such that the upper composite wall protection structure is clamped to the upper surface of the lower composite wall protection structure through the setting of assembly components, and at the same time the upper clamping column is clamped to the top of the threaded rod, so that the top threaded rod can drive several threaded rods below to rotate synchronously, and then several composite wall protection structures are assembled according to the depth of the pile foundation, so that several composite wall protection structures are adapted to pile foundations of different depths, and there is no need to manufacture composite wall protection structures of corresponding lengths according to the depth of the pile foundation, thereby reducing the manufacturing cost of the composite wall protection structure in actual use and improving its practicability. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the implementation of the utility model or the technical solution in the prior art, the following is a brief introduction to the drawings required for the implementation or the prior art description. Obviously, the drawings in the following description are only exemplary, and for ordinary technicians in this field, other implementation drawings can be derived from the provided drawings without creative work.

[0019] Figure 1 It is a schematic diagram of the structure of the utility model;

[0020] Figure 2 It is a structural schematic diagram of the assembly components of the utility model;

[0021] Figure 3 For this utility model Figure 2 A schematic diagram of the enlarged structure at A in the middle;

[0022] Figure 4 This is a schematic diagram of the structure of the reinforced column and the reinforced column of the utility model.

[0023] In the figure: 1. Support ring; 2. Steel bar; 3. Steel bar ring; 4. Assembly component; 401. Connecting ring; 402. Annular groove; 403. Docking ring; 404. Assembly groove; 405. Assembly block; 406. Spreading rod; 407. Sliding ring; 408. Threaded rod; 5. Steel bar column; 6. Strengthening column; 7. Isolation plate; 8. Reinforcement diagonal rod. DETAILED DESCRIPTION

[0024] The structures, proportions, sizes, etc. illustrated in this specification are only used to match the contents disclosed in the specification so as to facilitate understanding and reading by persons familiar with the technology. They are not used to limit the conditions under which the present invention can be implemented, and therefore have no substantial technical significance. Any structural modification, change in proportion or adjustment in size shall still fall within the scope of the technical contents disclosed in the present invention without affecting the effects and purposes that can be achieved by the present invention.

[0025] See also Figures 1 to 4The utility model provides a technical solution: a composite wall protection structure for pile foundation construction, including three support rings 1, upper, middle and lower, the outer side walls of the upper and lower support rings 1 are fixedly installed with a plurality of steel bars 2, one end of the steel bar 2 is fixedly installed with a steel bar ring 3, and the surface of the steel bar ring 3 is provided with an assembly component 4, the assembly component 4 includes a connecting ring 401 arranged on the surface of the upper steel bar ring 3, the upper surface of the connecting ring 401 is provided with an annular groove 402, and the surface of the lower steel bar ring 3 is fixedly installed with a docking ring 403, the docking ring 403 is adapted to the annular groove 402, and the inner side wall of the docking ring 403 is provided with a There is an assembly groove 404, and the inner wall of the annular groove 402 is slidably connected with an assembly block 405, the assembly groove 404 is adapted to the assembly block 405, and a connecting rod is fixedly installed on the surface of one side of the assembly block 405, and the connecting rod slides through and is connected to the inside of the support ring 1, and the upper surface of each connecting rod is rotatably connected to a spreader rod 406 through a hinge seat, and one end of the spreader rod 406 is rotatably connected to a sliding ring 407 through a hinge seat, and the internal thread of the sliding ring 407 is connected to a threaded rod 408, and a support is fixedly installed on the inner wall of the upper connecting ring 401, and the threaded rod 408 is rotatably connected to the upper surface of the support.

[0026] Several steel bars 5 are fixedly installed on the upper and lower surfaces of the middle support ring 1. The other ends of the steel bars 5 are fixedly installed on the surfaces of the upper and lower support rings 1. The steel bars 5 ensure the stability of the connection between the support rings 1 and avoid separation.

[0027] A number of reinforcing columns 6 are fixedly installed between the two steel rings 3, and a number of isolation plates 7 are fixedly installed on the side surfaces of the reinforcing columns 6. A number of through holes are opened on the surface of the isolation plates 7. The setting of the isolation plates 7 can prevent external impurities from entering the interior of the pile foundation, thereby not affecting the pile foundation. At the same time, it can evenly distribute the external pressure, thereby improving the pressure resistance of the device.

[0028] The upper and lower surfaces of the middle support ring 1 are fixedly installed with reinforcing diagonal rods 8. The number of reinforcing diagonal rods 8 is several, and the reinforcing diagonal rods 8 are fixedly installed on the side surface of the isolation plate 7. Through the setting of the reinforcing diagonal rods 8, the supporting effect of the device on the isolation plate 7 is improved, the deformation of the isolation plate 7 is avoided, and the service life of the device is increased.

[0029] The number of the support rings 1 is three, and each three support rings 1 form a group. The number of the reinforcement bars 2 is several.

[0030] There are several isolation plates 7, and the diameter of the steel ring 3 is the same as the diameter of the hole wall after the pile foundation is constructed and drilled.

[0031] A clamping groove is formed on the upper surface of the threaded rod 408 , and a clamping column is fixedly mounted on the lower surface of the threaded rod 408 , with the bottom end of the clamping column being matched with the clamping groove.

[0032] In the utility model, the working steps of the device are as follows:

[0033] The staff assembles the composite retaining wall structure in advance according to the depth of the pile foundation, so that the composite retaining wall structure meets the depth of the pile foundation. When assembly is required, the staff inserts the docking ring 403 on the lower surface of the steel ring 3 into the annular groove 402 on the upper surface of the connecting ring 401. During the assembly process, the clamping column on the lower surface of the threaded rod 408 is inserted into the clamping groove on the upper surface of the lower threaded rod 408, so that the upper threaded rod 408 can drive the lower threaded rod 408 to rotate synchronously during the rotation process, and then the threaded rod 408 is driven to rotate by an external driver, and the top threaded rod 408 drives several threads below. The threaded rod 408 rotates synchronously, and the rotation of the threaded rod 408 causes the sliding ring 407 on the surface to move downward. The downward movement of the sliding ring 407 drives the expansion rod 406 to move downward, and the expansion rod 406 drives the connecting rod to move. The connecting rod drives the assembly block 405 on one side to move, so that the assembly block 405 is inserted into the inside of the annular groove 402, and then inserted into the assembly groove 404 on the side surface of the connecting ring 401 through the assembly block 405, so that the docking ring 403 is fixed to the inside of the connecting ring 401, so that several composite wall protection structures are fixedly connected to each other, thereby supporting the inner wall of the pile foundation.

[0034] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A composite wall protection structure for pile foundation construction, comprising three support rings (1), upper, middle and lower, characterized in that: A plurality of steel bars (2) are fixedly mounted on the outer side walls of the support ring (1) on both the upper and lower sides, a steel bar ring (3) is fixedly mounted on one end of the steel bar (2), and an assembly component (4) is arranged on the surface of the steel bar ring (3); The assembly component (4) comprises a connecting ring (401) arranged on the surface of the upper steel bar ring (3), the upper surface of the connecting ring (401) is provided with an annular groove (402), and a docking ring (403) is fixedly installed on the surface of the lower steel bar ring (3), the docking ring (403) is adapted to the annular groove (402), the inner side wall of the docking ring (403) is provided with an assembly groove (404), the inner side wall of the annular groove (402) is slidably connected with an assembly block (405), the assembly groove (404) and the assembly block (405) are connected to each other. ), a connecting rod is fixedly installed on one side surface of the assembly block (405), and the connecting rod is slidably connected to the inside of the support ring (1), and the upper surface of each connecting rod is rotatably connected to a support rod (406) via a hinge seat, and one end of the support rod (406) is rotatably connected to a sliding ring (407) via a hinge seat, and the internal thread of the sliding ring (407) is connected to a threaded rod (408), and a support member is fixedly installed on the inner side wall of the upper connecting ring (401), and the threaded rod (408) is rotatably connected to the upper surface of the support member.

2. A composite wall protection structure for pile foundation construction according to claim 1, characterized in that: A plurality of steel bars (5) are fixedly mounted on the upper and lower surfaces of the middle support ring (1), and the other ends of the steel bars (5) are fixedly mounted on the surfaces of the upper and lower support rings (1).

3. A composite wall protection structure for pile foundation construction according to claim 1, characterized in that: A plurality of reinforcing columns (6) are fixedly mounted between the two reinforcing steel rings (3), a plurality of isolation plates (7) are fixedly mounted on the side surfaces of the reinforcing columns (6), and a plurality of through holes are formed on the surfaces of the isolation plates (7).

4. A composite wall protection structure for pile foundation construction according to claim 3, characterized in that: The upper and lower surfaces of the middle support ring (1) are both fixedly mounted with reinforcing diagonal rods (8), the number of the reinforcing diagonal rods (8) is a plurality, and the reinforcing diagonal rods (8) are fixedly mounted on the side surface of the isolation plate (7).

5. The composite wall protection structure for pile foundation construction according to claim 1, characterized in that: The number of the support rings (1) is three, and each three support rings (1) form a group. The number of the reinforcement bars (2) is a plurality.

6. A composite wall protection structure for pile foundation construction according to claim 4, characterized in that: The number of the isolation plates (7) is several, and the diameter of the steel bar ring (3) is the same as the diameter of the hole wall after drilling after the pile foundation construction.

7. The composite wall protection structure for pile foundation construction according to claim 1, characterized in that: The upper surface of the threaded rod (408) is provided with a clamping groove, and the lower surface of the threaded rod (408) is fixedly mounted with a clamping column, the bottom end of the clamping column being adapted to the clamping groove.

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