Large cantilever arm platform structure of pedestrian overpass

Abstract

The utility model relates to a large cantilever arm platform structure of a pedestrian overpass. The large cantilever arm platform structure comprises two groups of inclined frame piers, a main beam, a cantilever platform and diagonal draw bars, the structure is composed of the inclined frame piers, the pull rods and the main beams, the cantilever platform is installed on the main beams and located between the two sets of inclined frame piers, the inclined frame piers, the main beams and the inclined pull rods form two triangular stable frames on the vertical face, and structural stress conforms to the mechanics principle; the cantilever platform is fixedly installed through the inclined frame piers, the main beams and the diagonal draw bars, the viewing view of pedestrians can be widened, and the landscape effect is good.

Description

Technical Field

[0001] The utility model relates to the technical field of highway and bridge engineering, and particularly relates to a large cantilever platform structure of a pedestrian overpass. Background Art

[0002] With the improvement of people's living standards, pedestrian overpasses are usually set along the edges of lakes and rivers in cities to facilitate pedestrians to take walks and enjoy the night view. In the prior art, since the pedestrian overpass is located on the riverside side, due to land use reasons, the foundation position is restricted, and it is impossible to arrange piers and foundations, resulting in the inability to build a large viewing platform with a wide view and reducing the viewing effect.

[0003] Based on this, the present application proposes a large cantilever platform structure of a pedestrian overpass to solve the above technical problems. Content of the Utility Model

[0004] The purpose of the utility model is to provide a large cantilever platform structure of a pedestrian overpass to solve the technical problem in the above background art that in the prior art, since the pedestrian overpass is located on the riverside side, due to land use reasons, the foundation position is restricted, and it is impossible to arrange piers and foundations, resulting in the inability to build a large viewing platform with a wide view and reducing the viewing effect.

[0005] To achieve the above purpose, the utility model provides the following technical solutions:

[0006] A large cantilever platform structure of a pedestrian overpass, comprising:

[0007] Two groups of inclined frame piers, each group of inclined frame piers includes a pier base, a first inclined pier column and a second inclined pier column. The bottoms of the first inclined pier column and the second inclined pier column are both inclinedly connected to the top of the pier base, and the first inclined pier column and the second inclined pier column are in an inverted V shape. The top end of the second inclined pier column is connected to a truss;

[0008] A main beam, the two ends of the main beam are respectively connected to the top ends of the first inclined pier column and the second inclined pier column;

[0009] A cantilever platform, the cantilever platform is installed between the two groups of inclined frame piers, and the cantilever platform is installed on the main beam;

[0010] An inclined tie rod, the two ends of the inclined tie rod are respectively connected to the first inclined pier column and the truss, and the inclined tie rod, the first inclined pier column, the second inclined pier column and the truss are sequentially connected end to end to form a triangle.

[0011] As a preferred solution, the pier base, the first inclined pier column and the second inclined pier column adopt an integral structure.

[0012] As a preferred solution, both ends of the inclined tie rod are respectively connected to the first inclined pier column and the truss through bolts.

[0013] As a preferred solution, a cross brace is provided between two groups of the inclined frame bridge piers, and both ends of the cross brace are respectively connected to the connection parts of the inclined tie rods and the truss on both sides.

[0014] It can be seen from the technical solution provided by the present utility model described above that for a large cantilever platform structure of a pedestrian bridge provided by the present utility model, compared with the prior art, the beneficial effects are as follows:

[0015] This structure is composed of inclined frame bridge piers, tie rods and a main beam. The cantilever platform is installed on the main beam and located between two groups of inclined frame bridge piers. The inclined frame bridge piers, the main beam and the inclined tie rods form two triangular stable frames in the vertical plane. The structure stress conforms to the mechanical principle. The fixed installation of the cantilever platform is realized through the inclined frame bridge piers, the main beam and the inclined tie rods, which is beneficial to broadening the viewing field of pedestrians and has a good landscape effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the large cantilever platform structure of the pedestrian bridge provided by the embodiment of the present utility model;

[0017] Figure 2 It is a schematic diagram of the cross-sectional structure of the cantilever platform and the main beam part of the large cantilever platform structure of the pedestrian bridge provided by the embodiment of the present utility model.

[0018] In the figure: 1, pier base; 2, first inclined pier column; 3, second inclined pier column; 4, truss; 5, main beam; 6, cantilever platform; 7, inclined tie rod; 8, cross brace. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0019] In order to make the purpose, technical solution and advantages of the present utility model clearer, the present utility model will be further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are only used to explain the present utility model and are not used to limit the present utility model.

[0020] It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it can be directly on the other element or indirectly on the other element. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or indirectly connected to the other element.

[0021] In the description of the present utility model, it should be understood that the orientation or positional relationship indicated by terms such as "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. is based on the orientation or positional relationship shown in the drawings. It is only for the convenience of describing the present utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore should not be construed as a limitation to the present utility model.

[0022] In addition, the terms "first" and "second" are only used for descriptive purposes and should not be construed as indicating or implying relative importance or implicitly specifying the quantity of the indicated technical features. Thus, the features defined with "first" and "second" may explicitly or implicitly include one or more of such features. In the description of the present invention, the meaning of "a plurality" is two or more, unless otherwise specifically defined.

[0023] In order to better understand the above technical solution, the above technical solution will be described in detail below in conjunction with the accompanying drawings of the specification and the specific embodiments.

[0024] Please refer to Figures 1 to 2 , an embodiment of the present application provides a large cantilever platform structure for a pedestrian overpass, which includes two groups of inclined frame bridge piers, a main beam 5, a cantilever platform 6 and an inclined tie rod 7; two groups of inclined frame bridge piers, each group of inclined frame bridge piers includes a pier base 1, a first inclined pier column 2 and a second inclined pier column 3. The bottom ends of the first inclined pier column 2 and the second inclined pier column 3 are both inclinedly connected to the top of the pier base 1, and the first inclined pier column 2 and the second inclined pier column 3 are in an inverted V shape. The top end of the second inclined pier column 3 is connected to a truss 4; both ends of the main beam 5 are respectively connected to the top ends of the first inclined pier column 2 and the second inclined pier column 3; the cantilever platform 6 is installed between the two groups of inclined frame bridge piers, and the cantilever platform 6 is installed on the main beam 5; both ends of the inclined tie rod 7 are respectively connected to the first inclined pier column 2 and the truss 4, and the inclined tie rod 7, the first inclined pier column 2, the second inclined pier column 3 and the truss 4 are connected end to end in sequence to form a triangle.

[0025] Compared with the prior art, this structure is composed of inclined frame bridge piers, tie rods and a main beam 5. The cantilever platform 6 is installed on the main beam 5 and is located between the two groups of inclined frame bridge piers. The inclined frame bridge piers, the main beam 5 and the inclined tie rod 7 form two triangular stable frames in the vertical plane. The structure stress conforms to the mechanical principle. The fixed installation of the cantilever platform 6 is realized through the inclined frame bridge piers, the main beam 5 and the inclined tie rod 7, which is beneficial to expanding the viewing field of pedestrians and has a good landscape effect.

[0026] In one embodiment, the pier base 1, the first inclined pier column 2 and the second inclined pier column 3 adopt an integral structure, which improves the stability of the connection structure and enhances the firmness of the inclined frame bridge pier.

[0027] In one embodiment, both ends of the inclined tie rod 7 are respectively connected to the first inclined pier column 2 and the truss 4 by bolts. The installation of the inclined tie rod 7 is realized by bolts, and the installation is fast and convenient for disassembly.

[0028] In one embodiment, a cross brace 8 is provided between two groups of inclined frame bridge piers. Both ends of the cross brace 8 are respectively connected to the connection points of the inclined tie rods 7 and the trusses 4 on both sides. The bottoms of the two groups of inclined frame bridge piers are fixed on the ground by concrete pouring. The cross brace 8 is used to connect the tops of the two groups of inclined frame bridge piers to enhance the firmness of the overall structure.

[0029] Although the embodiments of the present utility model have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present utility model. The scope of the present utility model is defined by the appended claims and their equivalents.

Claims

1. A large cantilever platform structure for a pedestrian bridge, characterized in that: include: Two groups of inclined frame bridge piers, each group of the inclined frame bridge piers comprises a bridge pier base (1), a first inclined pier column (2) and a second inclined pier column (3), the bottom ends of the first inclined pier column (2) and the second inclined pier column (3) are both obliquely connected to the top of the bridge pier base (1), and the first inclined pier column (2) and the second inclined pier column (3) are in an inverted eight-shaped shape, and the top end of the second inclined pier column (3) is connected to a truss (4); A main beam (5), the two ends of which are respectively connected to the top ends of the first inclined pier (2) and the second inclined pier (3); A cantilever platform (6), the cantilever platform (6) being installed between two groups of the inclined frame piers, and the cantilever platform (6) being installed on the main beam (5); An inclined brace (7), wherein both ends of the inclined brace (7) are respectively connected to the first inclined pier (2) and the truss (4); the inclined brace (7), the first inclined pier (2), the second inclined pier (3) and the truss (4) are connected end to end in sequence to form a triangle.

2. The large cantilever platform structure of the pedestrian bridge according to claim 1 is characterized by: The bridge pier base (1), the first inclined pier column (2) and the second inclined pier column (3) adopt an integrated structure.

3. The large cantilever platform structure of the pedestrian bridge according to claim 1 is characterized in that: The two ends of the inclined tie rod (7) are respectively connected to the first inclined pier (2) and the truss (4) by bolts.

4. The large cantilever platform structure of the pedestrian bridge according to claim 1 is characterized by: A cross brace (8) is provided between the two groups of the inclined frame piers, and the two ends of the cross brace (8) are respectively connected to the connection points between the inclined tie rods (7) and the trusses (4) on both sides.

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