Large-span arc-shaped cantilever conversion space steel truss structure

Abstract

The utility model relates to a large-span arc-shaped overhanging conversion space steel truss structure which comprises a vertical plane truss and an arc-shaped overhanging truss, the vertical plane truss is perpendicular to the horizontal plane, the two ends of the vertical plane truss and the two ends of the arc-shaped overhanging truss are connected with symmetrical truss end vertical rods, the truss end vertical rods are perpendicular to the horizontal plane, and the two ends of the arc-shaped overhanging truss are connected with the arc-shaped overhanging truss. The arc-shaped cantilever truss and the vertical plane truss are located in the same plane, symmetrical upper floor frame columns are arranged on the vertical plane truss and the arc-shaped cantilever truss, and the vertical plane truss and the arc-shaped cantilever truss are connected through a plane pull rod and a space pull rod. Compared with the prior art, the space steel truss has the advantages that the structural span and rigidity of the space steel truss are improved, and the like.

Description

Technical Field

[0001] The utility model relates to the technical field of building structures, in particular to a large-span arc-shaped cantilevered conversion space steel truss structure. Background Art

[0002] As architectural design pursues shape and space, it brings great challenges to structural design. Among them, structural forms such as large spans, large cantilevers, curved structures, vertical component conversions, and inclined structures are all key points and difficulties in structural design. When these characteristics are concentrated together, a more novel and economical structural system solution is needed to solve them.

[0003] The current spatial steel trusses are not rigid enough to withstand the floor loads within the plane of the upper chord, cannot convert the frame columns of the upper floor, and cannot achieve large-span inclined arches. The structural span is small and the scope of application is narrow. Utility Model Content

[0004] The utility model aims to provide a large-span arc-shaped cantilever conversion space steel truss structure in order to improve the structural span and rigidity of the space steel truss.

[0005] The purpose of the utility model can be achieved through the following technical solutions:

[0006] A large-span arc-shaped cantilever conversion space steel truss structure, the structure includes a vertical plane truss and an arc-shaped cantilever truss, the vertical plane truss is perpendicular to the horizontal plane, the two ends of the vertical plane truss and the arc-shaped cantilever truss are connected to symmetrical truss end vertical rods, the truss end vertical rods are perpendicular to the horizontal plane and are in the same plane as the vertical plane truss, the vertical plane truss and the arc-shaped cantilever truss are provided with symmetrical upper floor frame columns, and the vertical plane truss and the arc-shaped cantilever truss are connected by plane tension rods and space tension rods.

[0007] Furthermore, the vertical plane truss includes a symmetrical vertical plane truss upper chord, a vertical plane truss lower chord and a vertical plane truss web, wherein the vertical plane truss upper chord is connected to one end of a truss end vertical bar on one side, one end of a vertical plane truss lower chord is connected to the other end of the truss end vertical bar on the side, and the other end of the vertical plane truss lower chord is connected to the vertical plane truss upper chord;

[0008] The vertical plane truss web is connected to the truss end vertical bar, the vertical plane truss upper chord and the vertical plane truss lower chord on the side.

[0009] Furthermore, the arc-shaped cantilever truss comprises an upper chord of the arc-shaped cantilever truss, a lower chord of the arc-shaped cantilever truss and a web of the arc-shaped cantilever truss, wherein the upper chord of the arc-shaped cantilever truss is connected to one end of a vertical bar at the end of the truss on one side, one end of the lower chord of the arc-shaped cantilever truss is connected to the other end of the vertical bar at the end of the truss on the side, and the other end of the lower chord of the arc-shaped cantilever truss is connected to the upper chord of the arc-shaped cantilever truss;

[0010] The web member of the arc-shaped cantilever truss is connected to the truss end vertical member, the arc-shaped cantilever truss upper chord member and the arc-shaped cantilever truss lower chord member on the side.

[0011] Furthermore, the spatial tension rod includes a first spatial tension rod, a second spatial tension rod and a third spatial tension rod, the first spatial tension rod and the second spatial tension rod connect the lower chord of the vertical plane truss and the lower chord of the arc-shaped cantilever truss, and the third spatial tension rod connects the second spatial tension rod and the lower chord of the arc-shaped cantilever truss.

[0012] Furthermore, one end of the first space tie rod is connected to the connection between the vertical plane truss web and the vertical plane truss lower chord, and the other end of the first space tie rod is connected to the connection between the arc-shaped cantilever truss lower chord and the arc-shaped cantilever truss web.

[0013] Furthermore, the planar pull rod connects the upper chord of the vertical plane truss and the upper chord of the arc-shaped cantilever truss.

[0014] Furthermore, the planar pull rods are a plurality of pull rods parallel to each other.

[0015] Furthermore, the planar pull rod is parallel to the horizontal plane.

[0016] Furthermore, the upper floor frame columns are arranged at the connection between the web members of the vertical plane trusses and the upper chord members of the vertical plane trusses and at the connection between the lower chord members of the vertical plane trusses and the upper chord members of the vertical plane trusses.

[0017] Furthermore, the upper floor frame column is also arranged at the connection between the upper chord of the arc-shaped cantilever truss and the web of the arc-shaped cantilever truss, and at the connection between the lower chord of the arc-shaped cantilever truss and the upper chord of the arc-shaped cantilever truss.

[0018] Compared with the prior art, the utility model has the following beneficial effects:

[0019] The vertical plane truss and the arc cantilever truss of the utility model are connected as a whole by the plane tie rod in the plane of the upper chord and the space connecting rod in the three-dimensional space, forming a spatial force-bearing structural system with high rigidity, large span and inclined visual effect. This structural system can not only bear the floor load in the plane of the upper chord, but also convert the frame columns dropped from the upper floor, greatly improving the structural stability and bearing capacity, and greatly increasing the applicable span of this type of structure. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] Figure 1 It is a structural schematic diagram of the utility model;

[0021] Among them, there are a vertical plane truss 1, an arc-shaped cantilever truss 2, a vertical rod 3 at the end of the truss, a plane tension rod 4, an upper chord rod 21 of the arc-shaped cantilever truss, a lower chord rod 22 of the arc-shaped cantilever truss, a web rod 23 of the arc-shaped cantilever truss, an upper chord rod 11 of the vertical plane truss, a lower chord rod 12 of the vertical plane truss, a web rod 13 of the vertical plane truss, a first space tension rod 51, a second space tension rod 52, a third space tension rod 53, and an upper floor frame column 6. DETAILED DESCRIPTION

[0022] The present invention is described in detail below in conjunction with the accompanying drawings and specific embodiments. This embodiment is implemented based on the technical solution of the present invention, and provides a detailed implementation method and a specific operation process, but the protection scope of the present invention is not limited to the following embodiments.

[0023] It should be noted that similar reference numerals and letters denote similar items in the following drawings, and therefore, once an item is defined in one drawing, further definition and explanation thereof is not required in subsequent drawings.

[0024] In conjunction with the accompanying drawings, some embodiments of the present invention are described in detail below. In the absence of conflict, the following embodiments and features in the embodiments can be combined with each other.

[0025] The structural schematic diagram of the utility model is as follows Figure 1 shown.

[0026] The utility model proposes a large-span arc-shaped cantilever conversion space steel truss structure, the structure comprises a vertical plane truss 1 and an arc-shaped cantilever truss 2, the vertical plane truss 1 is perpendicular to the horizontal plane, the two ends of the vertical plane truss 1 and the arc-shaped cantilever truss 2 are connected with symmetrical truss end vertical rods 3, the truss end vertical rods 3 are perpendicular to the horizontal plane, and are in the same plane as the vertical plane truss 1, the vertical plane truss 1 and the arc-shaped cantilever truss 2 are provided with symmetrical upper floor frame columns 6, and the vertical plane truss 1 and the arc-shaped cantilever truss 2 are connected by plane tension rods 4 and space tension rods.

[0027] The vertical plane truss 1 includes a symmetrical vertical plane truss upper chord 11, a vertical plane truss lower chord 12 and a vertical plane truss web 13, wherein the vertical plane truss upper chord 11 is connected to one end of the truss end vertical bar 3 on one side, one end of the vertical plane truss lower chord 12 is connected to the other end of the truss end vertical bar 3 on the side, and the other end of the vertical plane truss lower chord 12 is connected to the vertical plane truss upper chord 11;

[0028] The vertical plane truss web member 13 connects the truss end vertical member 3 on this side, the vertical plane truss upper chord member 11 and the vertical plane truss lower chord member 12 .

[0029] The arc-shaped cantilever truss 2 includes an arc-shaped cantilever truss upper chord 21, an arc-shaped cantilever truss lower chord 22 and an arc-shaped cantilever truss web 23, wherein the arc-shaped cantilever truss upper chord 21 is connected to one end of the truss end vertical bar 3 on one side, one end of the arc-shaped cantilever truss lower chord 22 is connected to the other end of the truss end vertical bar 3 on the side, and the other end of the arc-shaped cantilever truss lower chord 22 is connected to the arc-shaped cantilever truss upper chord 21;

[0030] The arc-shaped cantilever truss web member 23 connects the truss end vertical member 3 on this side, the arc-shaped cantilever truss upper chord member 21 and the arc-shaped cantilever truss lower chord member 22 .

[0031] The space tie rod includes a first space tie rod 51, a second space tie rod 52 and a third space tie rod 53. The first space tie rod 51 and the second space tie rod 52 connect the lower chord of the vertical plane truss 12 and the lower chord of the arc cantilever truss 22, and the third space tie rod 53 connects the second space tie rod 52 and the lower chord of the arc cantilever truss 22. One end of the first space tie rod 51 connects the connection between the vertical plane truss web 13 and the lower chord of the vertical plane truss 12, and the other end of the first space tie rod 51 connects the connection between the lower chord of the arc cantilever truss 22 and the web 23 of the arc cantilever truss. The plane tie rod 4 connects the upper chord of the vertical plane truss 11 and the upper chord of the arc cantilever truss 21. The plane tie rod 4 is a plurality of tie rods parallel to each other. The plane tie rod 4 is parallel to the horizontal plane.

[0032] The upper floor frame column 6 is provided at the connection between the vertical plane truss web 13 and the vertical plane truss upper chord 11, and at the connection between the vertical plane truss lower chord 12 and the vertical plane truss upper chord 11. The upper floor frame column 6 is also provided at the connection between the arc cantilever truss upper chord 21 and the arc cantilever truss web 23, and at the connection between the arc cantilever truss lower chord 22 and the arc cantilever truss upper chord 21.

[0033] In the utility model, a spatial force-bearing structural system with high rigidity, large span and inclined visual effect is formed by connecting the plane tie rods in the plane of the upper chord and the spatial connecting rods in the three-dimensional space as a whole. This structural system can not only bear the floor load in the plane of the upper chord, but also convert the frame columns dropped from the upper floor. The cross-sectional dimensions of each component are determined through internal force analysis. The vertical plane truss and the arc cantilever truss are connected as a whole through the plane tie rods in the upper chord plane and the spatial tie rods, which can greatly improve the structural stability and bearing capacity while achieving the architectural effect, and greatly increase the applicable span of this type of structure.

[0034] While realizing the large-span inclined arch shape of the building, the arc-shaped cantilevered arch truss can still convert the upper floors within a certain height range, so that this type of structural system can be applied to the situation where there are still multiple floors above the arch that need to be converted under the requirements of this type of building shape.

[0035] The preferred specific embodiments of the utility model are described in detail above. It should be understood that ordinary technicians in this field can make many modifications and changes based on the concept of the utility model without creative work. Therefore, all technical solutions that can be obtained by technicians in this technical field based on the concept of the utility model through logical analysis, reasoning or limited experiments on the basis of the existing technology should be within the scope of protection determined by the claims.

Claims

1. A large-span arc-shaped cantilevered conversion space steel truss structure, characterized in that: The structure comprises a vertical plane truss (1) and an arc-shaped cantilever truss (2), wherein the vertical plane truss (1) is perpendicular to a horizontal plane, and the two ends of the vertical plane truss (1) and the arc-shaped cantilever truss (2) are connected to symmetrical truss end vertical rods (3), and the truss end vertical rods (3) are perpendicular to the horizontal plane and are in the same plane as the vertical plane truss (1), and the vertical plane truss (1) and the arc-shaped cantilever truss (2) are provided with symmetrical upper floor frame columns (6), and the vertical plane truss (1) and the arc-shaped cantilever truss (2) are connected via a plane tie rod (4) and a space tie rod.

2. The large-span arc-shaped cantilevered space conversion steel truss structure according to claim 1 is characterized in that: The vertical plane truss (1) comprises a symmetrical vertical plane truss upper chord (11), a vertical plane truss lower chord (12) and a vertical plane truss web (13); the vertical plane truss upper chord (11) is connected to one end of a truss end vertical bar (3) on one side, one end of the vertical plane truss lower chord (12) is connected to the other end of the truss end vertical bar (3) on the side, and the other end of the vertical plane truss lower chord (12) is connected to the vertical plane truss upper chord (11); The vertical plane truss web member (13) connects the truss end vertical member (3) on this side, the vertical plane truss upper chord member (11) and the vertical plane truss lower chord member (12).

3. The large-span arc-shaped cantilevered space conversion steel truss structure according to claim 2 is characterized in that: The arc-shaped cantilever truss (2) comprises an arc-shaped cantilever truss upper chord (21), an arc-shaped cantilever truss lower chord (22) and an arc-shaped cantilever truss web (23), wherein the arc-shaped cantilever truss upper chord (21) is connected to one end of a truss end vertical bar (3) on one side, one end of the arc-shaped cantilever truss lower chord (22) is connected to the other end of the truss end vertical bar (3) on the side, and the other end of the arc-shaped cantilever truss lower chord (22) is connected to the arc-shaped cantilever truss upper chord (21); The arc-shaped cantilever truss web member (23) connects the truss end vertical member (3) on this side, the arc-shaped cantilever truss upper chord member (21) and the arc-shaped cantilever truss lower chord member (22).

4. The large-span arc-shaped cantilevered space conversion steel truss structure according to claim 3 is characterized in that: The spatial tie rods include a first spatial tie rod (51), a second spatial tie rod (52) and a third spatial tie rod (53); the first spatial tie rod (51) and the second spatial tie rod (52) connect the lower chord of the vertical plane truss (12) and the lower chord of the arc-shaped cantilever truss (22); the third spatial tie rod (53) connects the second spatial tie rod (52) and the lower chord of the arc-shaped cantilever truss (22).

5. The large-span arc-shaped cantilevered space conversion steel truss structure according to claim 4 is characterized in that: One end of the first space tie rod (51) is connected to the connection point between the vertical plane truss web (13) and the vertical plane truss lower chord (12), and the other end of the first space tie rod (51) is connected to the connection point between the arc-shaped cantilever truss lower chord (22) and the arc-shaped cantilever truss web (23).

6. The large-span arc-shaped cantilevered space conversion steel truss structure according to claim 1 is characterized in that: The plane pull rod (4) connects the upper chord rod (11) of the vertical plane truss and the upper chord rod (21) of the arc-shaped cantilever truss.

7. The large-span arc-shaped cantilevered space conversion steel truss structure according to claim 6 is characterized in that: The planar pull rods (4) are a plurality of pull rods parallel to each other.

8. The large-span arc-shaped cantilevered space conversion steel truss structure according to claim 7 is characterized in that: The planar pull rod (4) is parallel to the horizontal plane.

9. The large-span arc-shaped cantilevered space conversion steel truss structure according to claim 3 is characterized in that: The upper floor frame column (6) is arranged at the connection between the vertical plane truss web member (13) and the vertical plane truss upper chord member (11) and at the connection between the vertical plane truss lower chord member (12) and the vertical plane truss upper chord member (11).

10. The large-span arc-shaped cantilevered space conversion steel truss structure according to claim 9 is characterized in that: The upper floor frame column (6) is also arranged at the connection between the arc-shaped cantilever truss upper chord (21) and the arc-shaped cantilever truss web (23) and the connection between the arc-shaped cantilever truss lower chord (22) and the arc-shaped cantilever truss upper chord (21).

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