CN217000482U - C-shaped tree-shaped column structure - Google Patents
C-shaped tree-shaped column structure Download PDFInfo
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- CN217000482U CN217000482U CN202123149987.8U CN202123149987U CN217000482U CN 217000482 U CN217000482 U CN 217000482U CN 202123149987 U CN202123149987 U CN 202123149987U CN 217000482 U CN217000482 U CN 217000482U
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Abstract
The utility model relates to a C-shaped tree-shaped column structure, which comprises a base component, a main force transmission component, a column top annular component and a grid component, wherein the lower end of the main force transmission component is connected with the upper end of the base component; the column top annular member is connected to the upper end of the main force transmission member, and the base member, the main force transmission member and the column top annular member form a main force transmission framework of a C-shaped tree-shaped column structure; the grid members are arranged between the central main force transfer member and the edge main force transfer members to realize the connection of the main force transfer frameworks. Compared with the prior art, the utility model makes up the defects of the existing C-shaped column structure in modeling and stress, has clear structure arrangement major and minor, clear force transmission path and various secondary structure arrangement modes, can meet the requirements of various building models, and provides abundant supporting points and supporting ranges for the floor (house) cover structure on the building (house).
Description
Technical Field
The utility model relates to the technical field of building structures, in particular to a C-shaped tree-shaped column structure.
Background
The tree-shaped column naturally has double attributes of building components and structural components by using the bionics principle for reference. From the building level, the tree-shaped columns not only help to reduce the landing column positions so as to obtain more open space, but also participate in building space molding, and the columns present rich building space forms in different form expressions, material selection and structural processing. From the structural aspect, through the topological construction of tree-shaped post, provide sufficient fulcrum for building (room) cover structure under limited post position condition that falls to the ground, reduce its span, help reducing building (room) cover structure atress. The numerous branches provide multiple force transmission paths for the dendritic column, and therefore the dendritic column exhibits good resistance to progressive collapse.
C-pillars are a new modality of tree-like pillars, the common tree-like pillars generally consisting of multi-level branching members, in contrast to C-pillars having a semi-open arc-shaped cylindrical surface, which provides a good platform for visual innovation. By utilizing the building techniques of deficiency and excess, light and shade and the like and combining the comprehensive application of interior decoration and flood lighting, rich and various visual effects can be created.
Because the C-shaped column is not closed in the circumferential direction, the C-shaped column tends to expand outwards under the action of vertical load, so that the bearing capacity of the C-shaped column is reduced, and the application and popularization of the C-shaped column are limited due to the defect.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects of the prior art and provide a C-shaped tree-shaped column structure, overcomes the defects of the existing C-shaped column structure in shape and stress, has clear structural arrangement, clear force transmission path and various secondary structural arrangement modes, can meet the requirements of various shapes of buildings, and provides abundant supporting points and supporting ranges for the floor (house) cover structure on the column.
The technical scheme particularly relates to an unclosed inverted cone-shaped cylindrical surface tree-shaped column structure, which is hereinafter referred to as a C-shaped column structure.
The purpose of the utility model can be realized by the following technical scheme:
the purpose of this technical scheme is to protect the arborescent column structure of C shape, including base component, main power transmission component, capital hoop component, net component, wherein specifically:
the lower end of the primary force transfer member is connected to the upper end of the base member, the primary force transfer member comprising a central primary force transfer member and a peripheral primary force transfer member;
the column top annular member is of a multi-section connecting piece structure with a closed end, the column top annular member is connected to the upper end of the main force transmission member, so that the column top annular member and the main force transmission member form a closed structure, and the base member, the main force transmission member and the column top annular member form a main force transmission framework of a C-shaped tree-shaped column structure;
the grid members are arranged between the central main force transfer member and the edge main force transfer members to realize the connection of the main force transfer frameworks.
Further, the lower end of the main force transmission member is connected with the upper end of the base member;
the upper end of the edge main force transmission component is connected with the column top circumferential component.
Furthermore, in the C-shaped tree-shaped column structure, the structure form of the upper part of the base member is an inverted cone.
Further, the central primary force transfer member and the edge primary force transfer members are linear or curvilinear members.
Further, the central and marginal primary force transfer members are a single closed cross-section member or truss structure.
Further, the grid member is formed by connecting a plurality of pipe members.
Further, the pipe fitting is a round pipe or a polygonal pipe.
Furthermore, the main force transmission component is rigidly connected or fixedly hinged with the column top annular component and the base component.
Furthermore, the column top annular member comprises a C-shaped central section, turning sections connected to two sides of the C-shaped central section and a connecting section connected between the turning sections, and a connecting point between the C-shaped central section and the turning sections is a turning point.
Further, the upper end of the edge main force transfer member is connected with the turning point of the column top circumferential member, and the upper end of the central main force transfer member is connected with the midpoint of the column top circumferential member.
Compared with the prior art, the utility model has the following technical advantages:
(1) the utility model provides a structure arrangement method in a tree-shaped column form of an unclosed inverted conical cylindrical surface. The method utilizes an analysis means of topological optimization to arrange main force transmission components at the edge and the central position of a cylindrical surface with the largest stress in morphological mechanics.
(2) The main and secondary mechanical properties of the utility model are clear, and the column top annular member, the main force transmission member and the base member are main body structures of a C-shaped column, thus forming the main force transmission framework of the utility model. The grid connects the primary force transfer members, which helps to improve the cooperative working performance of the primary force transfer members and enhances the structural integrity.
(3) The main and secondary clear structure arrangement strategy provides larger degree of freedom for the cylindrical grid arrangement, and can meet the requirements of different shapes of buildings.
(4) The column top circumferential component plays a horizontal constraint role on the semi-open C-shaped column by utilizing the hoop effect, and the rigidity of the whole column is improved.
Drawings
FIG. 1 and FIG. 8 are schematic structural views of the present invention;
FIG. 2 and FIG. 9 are schematic exploded views of the present invention;
FIG. 3 is a schematic top view of the structure of the present invention;
FIG. 4 is a schematic elevation view of the structure of the present invention;
FIG. 5 is a schematic side elevational view of the FIG. structure of the present invention;
FIG. 6 is an isometric view of a structure of the present invention;
fig. 7 shows a cylindrical shape of example 2.
In the figure: 1 is a base component, 2 is a main force transfer component, 21 is a central main force transfer component, 22 is a marginal main force transfer component, 3 is a grid component, and 4 is a column top circumferential component.
Detailed Description
The utility model is described in detail below with reference to the figures and the specific embodiments. In the technical scheme, the characteristics such as the part type, the material name, the connection structure and the like which are not explicitly described are all regarded as common technical characteristics disclosed in the prior art.
The base member 1 is located at the lowermost end of the entire C-shaped column, with the upper end being the intersection of the lower ends of the main force transfer members 2.
The main force transfer members 2 are positioned at the center and the outer edge of the unclosed inverted cone-shaped cylindrical surface, the lower ends of the main force transfer members are connected with the upper end of the base member, the upper end of the edge main force transfer member 22 is connected with the turning point of the C-shaped column top annular member 4, and the upper end of the central main force transfer member 21 is positioned at the middle point of the C-shaped central section of the column top annular member.
The column top circumferential member 4 is positioned at the uppermost end of the whole C-shaped column, and the upper ends of the main force transmission member 2 and the grid member 3 are sequentially connected to form a circumferential closed structure.
In the building field, the tree-shaped column is a structural member which plays a role in transferring building load, and is a building member which participates in building space image modeling, so that dual requirements of force transfer capacity and visual appearance are provided for the design of the tree-shaped column. From the perspective of structural expertise, the design of C-columns focuses mainly on the following: 1. the C-shaped column has a clear and definite main force transmission path; 2. the C-shaped column has good overall stability; 3. the secondary structure forms of the C-shaped column are rich and diverse so as to meet the requirements of various building effects; 4. the C-shaped column is provided with a plurality of spare force transmission paths as two defense lines so as to improve the continuous collapse resistance of the column.
In the C-shaped column, according to the topological optimization analysis result, the center and the edge of the C-shaped column surface are main force transmission paths of the column, and main force transmission components are arranged at the positions; a grid structure is arranged between the main force transmission components, the grid structure serves as a secondary force transmission component to provide more standby force transmission paths for the tree-shaped column, and meanwhile, the main force transmission components are connected to ensure the lateral stability of the main force transmission components and increase the integrity and stability of the C-shaped column; the main force transmission component and the top of the grid structure are sequentially connected to form a column top annular component, the plane projection of the column top annular component must be closed to fully play the effect of the hoop, so that the effect of limiting the lateral deformation of the C-shaped column is achieved, and the bearing capacity of the C-shaped column is improved. Wherein the column top hoop member, the main force transfer member and the base member are the main body structure of the C-column.
The upper end of the grid structure is connected with the column top circumferential component, and the lower end of the grid structure is connected with the main force transmission component. The load transferred by the lattice structure is transferred to the base member via the primary force transfer member and then down to the foundation.
The main force transmission component can adopt a linear component or a curved component, and the specific linear shape can be determined according to the shape of a cylindrical surface.
The grid member arrangement can adopt a grid form with stable and regular shape according to the building modeling requirement.
The main force transmission component can adopt a single component with a closed section, and can also adopt a truss structure attached to a cylindrical surface. The grid member can be a closed section member such as a circular tube or a rectangular tube.
The column top circumferential member can adopt a single closed section member or a truss structure, and the specific form can be determined according to the size of the tree-shaped column and the stress.
The main force transmission component can be in rigid connection or fixed hinged connection with the column top annular component and the base component, and the specific situation can be determined according to the line shape, the angle and the stress of the main force transmission component. The upper end of the grid member is fixedly hinged with the column top annular member, so that the upper end of the grid member is prevented from bearing large bending moment. The grid component, the main force transmission component and the grid component are connected through rigid connection, so that the overall stability of the C-shaped column is guaranteed.
When the base component is a single component, the lower end of the base component should be in the form of a rigid connection pedestal. When the base component is a plurality of components, the lower end of the base component can adopt a rigid connection or fixed hinged column base form according to the actual stress condition, but the whole base component is ensured to have bending rigidity in two directions.
The position of the intersection node of the main connecting component and the base component can be determined according to the shape of the column, the stress of the intersection node is large, the intersection node is a key node of the whole C-shaped column, and the cast steel node is suitable for integral casting. When cast steel nodes cannot be adopted, special reinforcement should be carried out on the nodes.
Example 1
The structural arrangement of the C-shaped column structure in this technical solution is as shown in fig. 1 to 6, and includes a base member 1, a central main force transfer member 21, an edge main force transfer member 22, a grid member 3, and a column top circumferential member 4. The structural members of this embodiment are all exposed.
The C-shaped column is about 30m high, with the edge primary force transfer members 22 arranged at the edges of the cylinder and the central primary force transfer member 21 arranged in the centre of the cylinder, the whole C-shaped column being symmetrical about the central primary force transfer member 21. The main force transfer member 21 is a round steel tube with a cross-sectional diameter of 750mm and a wall thickness of 30 mm. The base component 1 is positioned on a symmetry axis, is a vertical round steel pipe, has the height of 11m, the section diameter of 1200mm and the wall thickness of 40mm, and is internally filled with C40 micro-expansion concrete. The upper edge of the cylindrical surface is provided with a circumferential component, the upper ends of two edge main force transmission components 22 are connected together in a straight line, the two components jointly form a circumferentially closed column top circumferential component 4, the column top circumferential component 4 is a circular steel tube, the diameter of the cross section of the circular steel tube is 500mm, and the wall thickness of the circular steel tube is 25 mm. The base component 1, the main force transmission component 2 and the column top annular component 4 together form a force transmission main framework of the C-shaped column.
Since this embodiment is symmetrical about the central main force transfer member, only the grid member arrangement method of half C-shaped posts will be described. The edge main force transfer component 10 is divided into equal parts, the arc-shaped column top ring component 10 between the upper end of the central main force transfer component and the upper end of the edge main force transfer component is divided into equal parts, and the two corresponding equal division points are respectively connected to form the longitude lines of the cylindrical surface grids. The central main force transfer component 7 is divided equally, and 5 equal points 10 of the column top annular component close to the central force transfer component are respectively connected with the upper 5 equal points 7 of the central force transfer component to form part of latitude lines of the grid. And respectively connecting 4 10 equi-divisions of the column top circumferential component close to the edge force transmission component with the 2 nd, 3 rd, 4 th and 7 th 10 equi-divisions close to the edge force transmission component to form the residual wefts of the grid. The warps and the wefts of the grid are both attached to the cylindrical surface and are arranged in a curvature mode. The 10 equal division points at the bottom of the edge force transmission component and the central force transmission component are respectively connected by straight lines to form a circumferential closed horizontal triangular structure, so that certain circumferential constraint is provided for the main force transmission component. The grid members are all round steel tubes, the diameter of the cross section of each round steel tube is 299mm, the wall thickness of each round steel tube is 8-16 mm, and the grid members are determined according to actual stress conditions.
The lower end of the base component adopts a rigid connection column base, and the upper end and the lower end of the main force transmission component both adopt rigid connection nodes. The grid member, the column top annular member and the main force transmission member are connected by penetration welding.
The tree-shaped column is novel and unique in shape, regular in structural arrangement and rich in rhythmicity, and the requirement of a building on the shape of the tree-shaped column is met. The primary force transfer members and grid members of this embodiment provide a series of support points for the roof structure thereon, providing good support conditions for the roof structure.
Example 2
The shape of the tree-shaped column in this embodiment is similar to that of embodiment 1, the column height is about 40m, the C-shaped column structure in this embodiment is covered with stainless steel plate for decoration, and the local grid is hollowed out. The C-shaped post structure provides support for the trim component and the component cannot be placed in the grid void area, the post configuration is shown in fig. 7.
Through sufficient communication with building major, the hollowed-out area avoids the position of the main force transfer component. The central main force transmission component is a rectangular tube with a cross-section height of 850mm, a width of 500mm and a wall thickness of 40 mm. The section form of the rectangular pipe ensures the axial rigidity of the main force transmission component and the bending rigidity in the main shaft direction; the width of the cross section is smaller, so that more space is provided for architectural decoration. The main force transmission component on the edge adopts a truss structure, the truss is attached to the cylindrical surface and is 3m high. The truss structure strengthens the lateral restraining stiffness of the edge primary force transfer member to the C-column edge. The truss component adopts a round steel pipe, the diameter of the cross section of the chord member is 700mm, and the wall thickness is 16 mm-30 mm; the diameter of the section of the web member is 351mm, and the wall thickness is 10 mm-16 mm. The grid component avoids the hollow area of the cylindrical surface, the grid component adopts a circular steel tube, the diameter of the cross section of the circular steel tube is 299 mm-402 mm, and the wall thickness of the circular steel tube is 8 mm-16 mm. The base component adopts a round steel tube, the diameter of the cross section of the round steel tube is 1400mm, and the wall thickness of the round steel tube is 50 mm. The structural arrangement of the embodiment is shown in fig. 8 and 9. The connection form of each part of this embodiment is the same as that of embodiment 1.
Compared with the embodiment 1, the central main force transmission component of the embodiment is changed into a rectangular pipe, the section is increased, and the axial rigidity and the bending rigidity along the main shaft direction of the component are improved, so that the larger force transmission requirement is met. The main force transmission component at the edge is changed into a truss structure, so that the lateral restraining capability and the force transmission capability of the main force transmission component at the edge to the C-shaped column are improved.
The embodiments described above are intended to facilitate the understanding and use of the utility model by those skilled in the art. It will be readily apparent to those skilled in the art that various modifications to these embodiments may be made, and the generic principles described herein may be applied to other embodiments without the use of the inventive faculty. Therefore, the present invention is not limited to the above embodiments, and those skilled in the art should make modifications and alterations without departing from the scope of the present invention.
Claims (10)
1. A C-shaped dendritic column structure comprising:
a base member (1);
a main force transfer member (2) having a lower end connected to the upper end of the base member (1), the main force transfer member (2) comprising a central main force transfer member (21) and a peripheral main force transfer member (22);
the column top circumferential component (4) is of a multi-section type connecting piece structure with a closed end, the column top circumferential component (4) is connected to the upper end of the main force transmission component (2), so that the column top circumferential component (4) and the main force transmission component (2) form a closed structure, and the base component (1), the main force transmission component (2) and the column top circumferential component (4) form a main force transmission framework of a C-shaped tree-shaped column structure;
and the grid component (3) is arranged between the central main force transmission component (21) and the edge main force transmission component (22) to realize the connection of the main force transmission frameworks.
2. A C-shaped dendritic post structure according to claim 1C-shaped dendritic post structure of C-shaped dendritic post of C-shaped dendritic member of C-shaped dendritic conduction member (2) of C-shaped dendritic connection of main force of base member (1);
the upper end of the edge main force transmission member (22) is connected with the column top circumferential member (4).
3. The C-shaped tree-like pillar structure according to claim 1, wherein the upper portion of said base member (1) is formed in an inverted cone shape.
4. A C-shaped tree like column structure according to claim 1 characterized in that said central main force transfer member (21) and said edge main force transfer members (22) are linear or curvilinear members.
5. A C-shaped tree column structure according to claim 1, characterized in that the central main force transfer member (21) and the edge main force transfer members (22) are a single closed section member or truss structure.
6. A C-shaped tree like column structure according to claim 1 characterized in that said grid structure (3) is made up of a plurality of connected pipe elements.
7. The C-shaped tree column structure of claim 6, wherein said tube is a round tube or a polygonal tube.
8. A C-shaped tree like column structure according to claim 1 characterized in that said main force transfer member (2) is rigidly or fixedly hinged to the top hoop member and the base member of the column.
9. The C-shaped tree-like column structure according to claim 1, wherein said column top hoop member (4) comprises a C-shaped central section, turning sections connected to both sides of the C-shaped central section, and connecting sections connected between the turning sections, and the connection point between the C-shaped central section and the turning sections is a turning point.
10. A C-shaped tree like column structure according to claim 9 characterized in that the upper ends of said edge main force transfer members (22) are connected to the turning points of the top hoop member (4) and the upper ends of the central main force transfer members (21) are connected to the middle point of the top hoop member (4).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123149987.8U CN217000482U (en) | 2021-12-15 | 2021-12-15 | C-shaped tree-shaped column structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123149987.8U CN217000482U (en) | 2021-12-15 | 2021-12-15 | C-shaped tree-shaped column structure |
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| CN217000482U true CN217000482U (en) | 2022-07-19 |
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| CN202123149987.8U Active CN217000482U (en) | 2021-12-15 | 2021-12-15 | C-shaped tree-shaped column structure |
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- 2021-12-15 CN CN202123149987.8U patent/CN217000482U/en active Active
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