Mounting angle adjusting device for foundation pit supporting steel pipe support

Abstract

The utility model discloses a foundation pit supporting steel pipe support installation angle adjusting device, and relates to an auxiliary adjusting device used in foundation pit supporting construction. According to the foundation pit supporting steel pipe support installation angle adjusting device, safety construction is guaranteed, meanwhile, the steel support installation construction efficiency and stress accuracy can be improved, and the steel support installation construction progress and safety are guaranteed. The foundation pit supporting steel pipe support installation angle adjusting device comprises a steel support angle adjusting assembly, the steel support angle adjusting assembly is fixed to the side face of a supporting concrete waist beam through an embedded steel plate assembly, and a triangular inclined steel plate assembly and a horizontal steel plate assembly are perpendicularly connected to the embedded steel plate assembly. The triangular inclined steel plate assembly and the horizontal steel plate assembly are used for supporting the top and the lower portion of the upper end of the steel pipe inclined support respectively.

Description

Technical Field

[0001] The utility model relates to the technical field of foundation pit support, in particular to a foundation pit support steel pipe support installation angle adjustment device. Background Art

[0002] In recent years, the pace of urbanization has continued to accelerate, and the large-scale development and utilization of underground space has become an inevitable trend. At present, the construction of urban underground space in my country has entered a stage of rapid development, and a large number of deep foundation pit projects have continued to emerge, with larger and larger scales, deeper and deeper, and closer to surrounding buildings. Therefore, it is particularly important to ensure the safety of deep foundation pits, control deformation, and reduce construction costs.

[0003] The steel support system has the characteristics of simple and efficient construction and recyclability, and has obvious advantages in foundation pit support construction. Traditional steel supports include horizontal steel supports and inclined steel supports, which have different forces and angle designs, high construction technology requirements and long construction periods. It is of great significance to propose an adjustable steel support seat to adjust the steel support angle according to the on-site conditions to ensure the applicability of the replacement support construction. Utility Model Content

[0004] The technical problem to be solved by the utility model is to provide a foundation pit support steel pipe support installation angle adjustment device which can improve the efficiency and force accuracy of steel support installation construction while ensuring safe construction, and ensure the progress and safety of steel support installation construction.

[0005] The utility model discloses a device for adjusting the angle of installation of a foundation pit supporting steel pipe support, comprising a steel support angle adjusting component, wherein the steel support angle adjusting component is fixed to the side of a supporting concrete waist beam through a pre-buried steel plate component, and a triangular inclined steel plate component and a horizontal steel plate component are vertically connected to the pre-buried steel plate component, and the triangular inclined steel plate component and the horizontal steel plate component are respectively used to support the top and the bottom of the upper end of the steel pipe inclined support.

[0006] The utility model discloses a foundation pit supporting steel pipe support installation angle adjustment device, wherein the embedded steel plate component comprises an embedded steel plate and anchor bars, the anchor bars are vertically arranged on the same side of the embedded steel plate, and the anchor bars are inserted into the side of the supporting concrete waist beam.

[0007] The utility model discloses a foundation pit supporting steel pipe support installation angle adjustment device, wherein the anchor bars are arranged in a well shape on the plane where the embedded steel plate is located, and the left and right, up and down distances from the edge of the embedded steel plate are consistent.

[0008] The utility model discloses a foundation pit supporting steel pipe support installation angle adjustment device, wherein the connection mode of the anchor bar and the embedded steel plate is welding.

[0009] The utility model discloses a foundation pit supporting steel pipe support installation angle adjustment device, wherein the triangular inclined steel plate component comprises two parallel triangular steel plates, the triangular steel plates are vertically fixed on the embedded steel plate component, and the two triangular steel plates are at the same distance from the central axis of the embedded steel plate component.

[0010] The utility model discloses a foundation pit supporting steel pipe support installation angle adjustment device, wherein a triangular inclined steel plate connecting steel plate assembly is arranged on the top of the triangular inclined steel plate assembly, and the triangular inclined steel plate connecting steel plate assembly and the triangular inclined steel plate assembly form a whole.

[0011] The utility model discloses a foundation pit supporting steel pipe support installation angle adjustment device, wherein the horizontal steel plate component is fixed on the embedded steel plate component by welding with welding rods.

[0012] The utility model is different from the prior art in that the utility model is that the utility model supports the top and the bottom of the upper end of the steel pipe inclined support through the support of the triangular inclined steel plate assembly and the horizontal steel plate assembly, and cooperates with the structure formed by the concrete support and the bottom plate to support the lower end of the steel pipe inclined support, which can improve the efficiency and force accuracy of the steel support installation construction and ensure the progress and safety of the steel support installation construction.

[0013] The utility model provides a steel pipe support installation angle adjustment device for foundation pit support, which provides a standardized, rotatable and easy-to-construct steel pipe support installation angle adjustment device, and this device can effectively transmit the soil pressure of the foundation pit, ensure the force stability of the foundation pit support structure, and ensure the safety of the foundation pit during construction; while ensuring safe construction, it provides a standardized steel pipe support angle adjustment device that is easy to install, which can effectively improve the efficiency of steel pipe support construction and shorten the construction period; the provided steel pipe support installation angle adjustment device is rotatable, realizes the reuse of the standardized steel pipe support installation angle adjustment device, reduces the consumption of various resources such as steel materials, and has good green environmental protection performance.

[0014] The following is a further description of the angle adjustment device for the foundation pit support steel pipe support installation of the utility model in conjunction with the accompanying drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is a plan view of a foundation pit support steel pipe support installation angle adjustment device of the utility model;

[0016] Figure 2 for Figure 1 Middle AA section view;

[0017] Figure 3 for Figure 1 Middle BB section view;

[0018] Figure 4 for Figure 2 A partial enlarged view of point C in the middle;

[0019] The markings in the figure are as follows: 1- steel support angle adjustment assembly; 11- embedded steel plate assembly; 12- triangular inclined steel plate assembly; 13- horizontal steel plate assembly; 14- triangular steel plate connecting steel plate assembly; 111- embedded steel plate; 112- anchor bar; 122- welding rod; 2- steel pipe oblique support; 3- supporting concrete waist beam; 4- foundation pit support structure; 41- foundation pit support crown beam; 42- supporting concrete pile; 43- water-stop curtain pile. DETAILED DESCRIPTION

[0020] The following embodiments are used to illustrate the present invention but are not intended to limit the scope of the present invention.

[0021] Example

[0022] like Figure 1 As shown, the utility model provides a foundation pit support steel pipe support installation angle adjustment device, which includes a steel support angle adjustment component 1. The steel support angle adjustment component 1 is fixed to the side of the supporting concrete waist beam 3 through a pre-embedded steel plate component 11.

[0023] The embedded steel plate assembly 11 includes an embedded steel plate 111 and anchor bars 112. The anchor bars 112 are arranged vertically on the same side of the embedded steel plate 111, and are arranged in a tic-tac-toe pattern on the plane where the embedded steel plate 111 is located, and are at the same distance from the edge of the embedded steel plate 111 from left to right and from top to bottom. In this embodiment, the number of anchor bars is 16, and the anchor bars are connected to the embedded steel plate 111 by welding. After the embedded steel plate 111 and the anchor bars 112 are fixed, the anchor bars 112 are inserted into the supporting concrete waist beam 3 to form a whole with the supporting concrete waist beam 3.

[0024] The embedded steel plate assembly 11 is fixedly connected with a triangular oblique steel plate assembly 12. The triangular oblique steel plate assembly 12 comprises two parallel triangular steel plates, which are vertically welded to the embedded steel plate 111, and the two triangular steel plates are at the same distance from the central axis of the embedded steel plate 111.

[0025] A triangular oblique steel plate connecting steel plate assembly 14 is fixedly connected to the top of the triangular oblique steel plate assembly 12 . The triangular oblique steel plate connecting steel plate assembly 14 is welded to the triangular oblique steel plate assembly 12 to form a whole with the triangular oblique steel plate assembly 12 .

[0026] The embedded steel plate assembly 11 is fixedly connected with a horizontal steel plate assembly 13. The horizontal steel plate assembly 13 is welded and fixed to the embedded steel plate 111 by welding rods 121. The horizontal steel plate assembly 13 includes two horizontal steel plates, which are symmetrically distributed on the embedded steel plate 111 and have the same distance from the central axis of the embedded steel plate 111.

[0027] When the steel pipe inclined support 2 is installed, the lower part of the upper end of the steel pipe inclined support 2 is supported on the horizontal steel plate assembly 13, and the end is supported on the inclined edge of the triangular inclined steel plate assembly 12; the lower end of the steel pipe inclined support 2 is supported on the structure formed by the concrete support and the bottom plate. The horizontal force is transmitted to the structure through the steel pipe inclined support 2 to achieve force balance.

[0028] During the construction of the utility model, a foundation pit support steel pipe support installation angle adjustment device is constructed. First, the supporting concrete piles 42 and the water-stop curtain piles 43 in the foundation pit support structure 4 are constructed, and then the foundation pit support crown beam 41 is constructed, and then the supporting concrete waist beam 3 is constructed. The embedded steel plate assembly 11 is synchronously embedded and fixed on the supporting concrete waist beam 3, and then the triangular inclined steel plate assembly 12, the horizontal steel plate assembly 13 and the triangular inclined steel plate connecting steel plate assembly 14 are constructed to construct the structure formed by the concrete support and the bottom plate. After the foundation pit support structure is subjected to horizontal force, it is transmitted to the triangular inclined steel plate assembly 12 through the supporting concrete waist beam 3, and then transmitted to the structure formed by the concrete support and the bottom plate through the steel pipe inclined support 2, so as to achieve force balance, ensure that the foundation pit force stability and deformation control meet the requirements, and ensure the safety of the foundation pit.

[0029] The utility model provides a steel pipe support installation angle adjustment device for foundation pit support, which provides a standardized, rotatable and easy-to-construct steel pipe support installation angle adjustment device, and this device can effectively transmit the soil pressure of the foundation pit, ensure the force stability of the foundation pit support structure, and ensure the safety of the foundation pit during construction; while ensuring safe construction, it provides a standardized steel pipe support angle adjustment device that is easy to install, which can effectively improve the efficiency of steel pipe support construction and shorten the construction period; the provided steel pipe support installation angle adjustment device is rotatable, realizes the reuse of the standardized steel pipe support installation angle adjustment device, reduces the consumption of various resources such as steel materials, and has good green environmental protection performance.

[0030] Although the utility model has been described in detail above with general descriptions and specific embodiments, it is obvious to those skilled in the art that some modifications or improvements can be made to the utility model. Therefore, these modifications or improvements made without departing from the spirit of the utility model are within the scope of protection claimed by the utility model.

Claims

1. A foundation pit support steel pipe support installation angle adjustment device, Features: It includes a steel support angle adjustment component, which is fixed to the side of the supporting concrete waist beam through a pre-embedded steel plate component. The pre-embedded steel plate component is vertically connected with a triangular inclined steel plate component and a horizontal steel plate component. The triangular inclined steel plate component and the horizontal steel plate component are respectively used to support the top and bottom of the upper end of the steel pipe inclined support.

2. A foundation pit support steel pipe support installation angle adjustment device according to claim 1, Features: The embedded steel plate assembly comprises an embedded steel plate and anchor bars, wherein the anchor bars are vertically arranged on the same side of the embedded steel plate and the anchor bars are inserted into the side of the supporting concrete waist beam.

3. A foundation pit support steel pipe support installation angle adjustment device according to claim 2, Features: The anchor bars are arranged in a well-shaped pattern on the plane where the embedded steel plate is located, and the left and right, upper and lower distances from the edge of the embedded steel plate are consistent.

4. The foundation pit support steel pipe support installation angle adjustment device according to claim 2, Features: The connection method between the anchor bar and the embedded steel plate is welding.

5. The foundation pit support steel pipe support installation angle adjustment device according to claim 1, Features: The triangular inclined steel plate assembly comprises two triangular steel plates arranged in parallel, the triangular steel plates are vertically fixed on the embedded steel plate assembly, and the two triangular steel plates are at the same distance from the central axis of the embedded steel plate assembly.

6. The foundation pit support steel pipe support installation angle adjustment device according to claim 1, Features: A triangular oblique steel plate connecting steel plate assembly is arranged on the top of the triangular oblique steel plate assembly, and the triangular oblique steel plate connecting steel plate assembly and the triangular oblique steel plate assembly form a whole.

7. The foundation pit support steel pipe support installation angle adjustment device according to claim 1, Features: The horizontal steel plate assembly includes two horizontal steel plates, which are symmetrically distributed on the embedded steel plate assembly and have the same distance from the central axis of the embedded steel plate assembly.

8. The foundation pit support steel pipe support installation angle adjustment device according to claim 1, Features: The horizontal steel plate assembly is fixed on the embedded steel plate assembly by welding with welding rods.

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