CN212248894U - Structural column for umbrella-shaped building modeling - Google Patents
Structural column for umbrella-shaped building modeling Download PDFInfo
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- CN212248894U CN212248894U CN202020024798.4U CN202020024798U CN212248894U CN 212248894 U CN212248894 U CN 212248894U CN 202020024798 U CN202020024798 U CN 202020024798U CN 212248894 U CN212248894 U CN 212248894U
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Abstract
The utility model discloses a structural column for umbrella-shaped building modeling, which comprises a cross-shaped combined steel column and a plurality of upper components, wherein the upper components are H-shaped steel columns; the cross-shaped combined steel column is of a horn-shaped structure with a large upper part and a small lower part, the lower end of the cross-shaped combined steel column is connected with the lower column, the upper end part of the cross-shaped combined steel column is symmetrically branched at a first branching position and then connected with the H-shaped steel column, the part, which is not branched, of the upper end of the cross-shaped combined steel column extends upwards continuously, and the part, which is not branched, of the upper end of the cross-shaped combined steel column is connected with the rest of the H-shaped steel. The utility model has the advantages that: the structure post is by cross worker shape combination steel column bifurcation for four H shaped steel posts, and this structure post can make full use of the big characteristics of H shaped steel bending stiffness, the better umbelliform architectural modeling that presents, it is more convenient that structure post and conventional concrete building structure combine, and cross worker shape combination steel column need not to adopt the cast steel node, and the component passes power clearly and definitely.
Description
Technical Field
The utility model relates to a space steel structure support system, concretely relates to be used for figurative structure post of umbelliform building.
Background
Public buildings have more and more requirements on large spaces, and space steel structures are more and more widely applied. The support body system of the space steel structure adopts fork columns or tree-shaped columns more and more, the fork columns and the tree-shaped columns generally adopt the cross section form of a round steel pipe, small circular pipe fork columns extend out from a large circular pipe column through local cast steel nodes, or a plurality of circular pipe fork columns are supported on the tops of the circular pipe columns through pin shafts; by adopting the tree-shaped columns or the bifurcated columns, the structural span can be reduced, the steel truss or the steel net rack can be better connected, the visual effect is good, and the like.
However, for a building model with a special shape, such as a building with a petal shape or an umbrella shape as a whole, the form of the building requires a main stress member to bear more bending moment rather than axial force, the bifurcated column or the tree-shaped column adopting a circular tube section form can bear the axial force well, but a larger section is required to bear the corresponding bending moment, and meanwhile, the problems that the node structure at the joint of the rod pieces is complex, the manufacturing cost is high, the combination with the lower main body structure is complex and the like exist. Therefore, there is a need for improvements in the prior art.
Disclosure of Invention
An object of the utility model is to provide a by the branching of cross worker shape combination steel column for the figurative structure post of umbelliform building of a plurality of steel columns to prior art's not enough.
The utility model adopts the technical proposal that: a structural column for an umbrella-shaped building model comprises a cross-shaped combined steel column and a plurality of upper components, wherein the cross-shaped combined steel column is integrally of a horn-shaped structure with a large top and a small bottom, the lower end of the cross-shaped combined steel column is connected with a lower component, the upper part of the cross-shaped combined steel column is forked at least one position, and the forked part is respectively connected with the upper components.
According to the scheme, the upper component is an H-shaped steel column; the cross H-shaped combined steel column is provided with a first bifurcation position and a second bifurcation position and comprises four outer side flange plates A which are bent outwards from bottom to top and a cross web plate which is synchronously expanded outwards with the outer side flange plates A from bottom to top; the four outer side flange plates A are respectively arranged at the end parts of the cross web plate; the upper ends of the two opposite outer side flange plates A are forked at a first forked position and then are correspondingly connected with the outer side flange plates B of the two H-shaped steel columns respectively, and the inner side flange plates of the two H-shaped steel columns extend downwards until the inner side flange plates are intersected with the cross web; the other two outer side flange plates A continue to extend upwards and are connected with the outer side flange plates B of the other H-shaped steel columns after being branched at the second branch position; and the web plates of the four H-shaped steel columns correspond to the cross web plates of the cross H-shaped combined steel column.
According to the scheme, the web included angle of the two web plates of the two adjacent H-shaped steel columns in the circumferential direction is 90 degrees.
According to the scheme, the H-shaped steel column is an oblique column or a bending component with the radian matched with the outer side flange plate A of the cross H-shaped combined steel column, and the outer side flange plate B of the H-shaped steel column is in smooth transition connection with the outer side flange plate A of the cross H-shaped combined steel column.
According to the scheme, a first horizontal stiffening steel plate is additionally arranged at the second bifurcation position and is positioned at the top of the cross web, and the first horizontal stiffening steel plate is connected with the inner side flange plate of the H-shaped steel column and the web of the H-shaped steel column.
According to the scheme, a second horizontal stiffening steel plate is additionally arranged at the first bifurcation position; and a third horizontal stiffening steel plate is arranged on the cross H-shaped combined steel column between the second horizontal stiffening steel plate and the top of the lower column.
According to the scheme, the second horizontal stiffening steel plate and the third horizontal stiffening steel plate respectively comprise four pentagonal steel plates and are symmetrically arranged in four cavities formed by the cross web plate and the outer side flange plate A of the cross I-shaped combined steel column; and multiple groups of third horizontal stiffening steel plates are uniformly distributed along the height direction of the cross H-shaped combined steel column.
According to the scheme, the thickness of the outer side flange plate A is not less than that of the outer side flange plate B; the thickness of a cross web of the cross H-shaped combined steel column is 2-4 mm larger than the maximum value of the thicknesses of the inner flange plates of the four H-shaped steel columns, and is larger than the thickness of the web of the four H-shaped steel columns.
The utility model has the advantages that: the structural column of the utility model is in a structural column form that the cross H-shaped combined steel column is branched into four steel columns, the structural column fully utilizes the characteristic of large bending rigidity of the section steel, and is particularly suitable for petaloid or umbrella-shaped building modeling which takes the section steel as a main stress component; the cross H-shaped combined steel column is more convenient to combine with a conventional concrete building structure, cast steel nodes are not needed, the force transmission of the components is clear, the welding operation is simple, and the bearing capacity of the cross H-shaped combined steel column can be analyzed by a finite element analysis method to ensure the stress of the nodes.
Drawings
Fig. 1 is a perspective view of an embodiment of the present invention.
Fig. 2 is a side view of the present embodiment.
Fig. 3 is another side view of the present embodiment.
Fig. 4 is a cross section a-a in fig. 2.
Fig. 5 is a cross-section B-B of fig. 2.
Fig. 6 is a cross-section C-C in fig. 2.
FIG. 7 is a schematic structural diagram of a first stiffening steel plate according to the present embodiment.
FIG. 8 is a schematic structural view of a second stiffening steel plate according to this embodiment.
Wherein: 1. a lower column; 2. h-shaped steel columns; 2.1, an outer flange plate B; 2.2, an inner side flange plate; 2.3, a web plate; 3. a cross H-shaped combined steel column; 3.1, an outer flange plate A; 3.2, cross webs; 3.3, a first horizontal stiffening steel plate; 3.4, second horizontal stiffening steel plates; 3.5, a third horizontal stiffening steel plate; 3.6, the inner side flange corresponds to the stiffening steel plate.
Detailed Description
For a better understanding of the present invention, reference is made to the following detailed description taken in conjunction with the accompanying drawings.
As shown in fig. 1, the structural column for the umbrella-shaped building model comprises a cross-shaped combined steel column 3 and a plurality of upper members, wherein the cross-shaped combined steel column 3 is of a horn-shaped structure with a large top and a small bottom, the lower end of the cross-shaped combined steel column 3 is connected with a lower column 1, the upper part of the cross-shaped combined steel column 3 is branched at least one position, and the branched parts are respectively connected with the upper members. In the utility model, the cross-shaped combined steel column 3 is provided with two branch positions (a first branch position and a second branch position), and the two branch positions are specifically set according to the actual modeling and the stress condition; the upper end part of the cross-shaped combined steel column 3 is symmetrically branched at the first branching position and then connected with the upper component, and the upper end part which is not branched of the cross-shaped combined steel column 3 continuously extends upwards and is branched at the second branching position and then connected with the upper component.
As shown in fig. 1 to 3, the upper member is an H-shaped steel column; the cross H-shaped combined steel column 3 comprises four outer side flange plates A3.1 which are bent outwards from bottom to top and a cross web plate 3.2 which is synchronously expanded outwards with the outer side flange plates A3.1 from bottom to top, and the four outer side flange plates A3.1 are respectively arranged at the end parts of the cross web plate 3.2, as shown in FIG. 5; the upper ends of two opposite outer flange plates A3.1 are forked at a first forked position and then correspondingly connected with the outer flange plates B2.1 of two H-shaped steel columns 2 respectively, and the inner flange plates 2.2 of the two H-shaped steel columns 2 extend downwards (the extending sections, namely the inner flange in the drawing, correspond to stiffening steel plates 3.6) until the inner flange plates intersect with the cross web 3.2 (the positions are the first forked positions); the other two outer side flange plates A3.1 continue to extend upwards and are connected with the outer side flange plates B2.1 of the other H-shaped steel columns 2 after being branched at the second branch position; the web 2.2 of the four H-shaped steel columns 2 corresponds to the cross web 3.2 of the cross-shaped combination steel column 3, as shown in fig. 4. In the embodiment, the included angle between the two web plates of two circumferentially adjacent H-shaped steel columns 2 is 90 degrees, and the slope or radian of the two flange plates can be different; in order to ensure that the inner side flanges of the four H-shaped steel 2 are mutually avoided, the inner side flange plates 2.3 can be locally inclined and are intersected with the cross web 3.2 of the cross H-shaped combined steel column 3 in advance.
Preferably, the H-shaped steel column 2 is a batter column or a bent member with a radian matched with the outer side flange plate a3.1 of the cross i-shaped combined steel column 3, and the outer side flange plate B2.1 of the H-shaped steel column 2 is in smooth transition connection with the outer side flange plate a3.1 of the cross i-shaped combined steel column 3.
Preferably, a first horizontal stiffening steel plate 3.3 is additionally arranged at the second bifurcation position, the first horizontal stiffening steel plate 3.3 is positioned at the top of the cross web 3.2, and the first horizontal stiffening steel plate 3.3 is connected with the inner flange plate 2.2 of the H-shaped steel column 2 and the web 2.2 of the H-shaped steel column 2.
Preferably, a second horizontal stiffening steel plate 3.4 is additionally arranged at the first branching position, and a third horizontal stiffening steel plate 3.5 is arranged on the cross-shaped combined steel column 3 between the second horizontal stiffening steel plate 3.4 and the top of the lower column 1.
In the embodiment, the distance among the first horizontal stiffening steel plate 3.3, the second horizontal stiffening steel plate 3.4 and the third horizontal stiffening steel plate 3.5 is uniform, so that the aesthetic requirement is met; the thickness of each stiffening steel plate meets the requirement of the width-thickness ratio of the plate and is coordinated with the thickness of the connected plate. The first horizontal stiffening steel plates 3.3 are integral plates, octagonal in shape, as shown in fig. 7. The second horizontal stiffening steel plate 3.4 and the third horizontal stiffening steel plate 3.5 both comprise four pentagonal steel plates (as shown in fig. 8), and are symmetrically arranged in four cavities formed by the cross web 3.2 and the outer side flange plates a3.1 of the cross H-shaped combined steel column 3; and multiple groups of the third horizontal stiffening steel plates 3.5 can be arranged and are uniformly distributed along the height direction of the cross-shaped combined steel column 3.
Preferably, from the structural perspective, the thickness of the outer flange plate a3.1 of the cross-shaped composite steel column 3 should be no less than the thickness of the outer flange plates B2.1 of the four H-shaped steel columns 2; the thickness of the cross web 3.2 of the cross H-shaped combined steel column 3 is structurally 2-4 mm greater than the maximum value of the thicknesses of the flange plates 2.2 on the inner sides of the four H-shaped steel columns 2, and is greater than the thickness of the web 2.2 of the four H-shaped steel columns 2. The height of the cross-shaped combined steel column 3 is changed according to the condition of the intersection position of the inner flange plates 2.2 of the four H-shaped steel columns 2, and the bottom section size and the top size are determined by combining the section of the lower column 1, the sections of the four H-shaped steel columns 2 and the bearing capacity analysis.
In this embodiment, the lower column 1 may be a steel reinforced concrete column, and a cross-sectional view thereof is shown in fig. 6, and the lower end of the cross-shaped composite steel column 3 may be connected to the lower column 1 by a conventional connection means. The cross H-shaped combined steel column 3 is connected with the four H-shaped steel columns 2 by adopting penetration welding seams; the connecting welding seams between the cross web 3.2 of the cross H-shaped combined steel column 3 and the four outer side flanges A of the cross H-shaped combined steel column 3 can be fillet welding seams or penetration welding seams; and the connection of each horizontal stiffening steel plate, the cross web of the cross I-shaped combined steel column 3 and the outer side flange plate A3.1 of the cross I-shaped combined steel column 3 adopts a penetration welding seam.
Finally, it should be noted that the above is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and although the present invention has been described in detail with reference to the embodiments, it will be apparent to those skilled in the art that the technical solutions described in the foregoing embodiments can be modified or some technical features can be replaced with equivalents, but any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (8)
1. The structural column for the umbrella-shaped building model is characterized by comprising a cross-shaped combined steel column and a plurality of upper components, wherein the cross-shaped combined steel column is of a horn-shaped structure with a large top and a small bottom, the lower end of the cross-shaped combined steel column is connected with a lower component, the upper part of the cross-shaped combined steel column is forked at least one position, and the forked part is respectively connected with the upper components.
2. A structural column for an umbrella building shape as defined in claim 1, wherein said upper member is an H-section steel column; the cross H-shaped combined steel column is provided with a first bifurcation position and a second bifurcation position and comprises four outer side flange plates A which are bent outwards from bottom to top and a cross web plate which is synchronously expanded outwards with the outer side flange plates A from bottom to top; the four outer side flange plates A are respectively arranged at the end parts of the cross web plate; the upper ends of the two opposite outer side flange plates A are forked at a first forked position and then are correspondingly connected with the outer side flange plates B of the two H-shaped steel columns respectively, and the inner side flange plates of the two H-shaped steel columns extend downwards until the inner side flange plates are intersected with the cross web; the other two outer side flange plates A continue to extend upwards and are connected with the outer side flange plates B of the other H-shaped steel columns after being branched at the second branch position; and the web plates of the four H-shaped steel columns correspond to the cross web plates of the cross H-shaped combined steel column.
3. A structural column for an umbrella building shape according to claim 2, wherein two circumferentially adjacent H-section steel columns have a web angle of 90 °.
4. The structural column for an umbrella-shaped building molding as claimed in claim 2, wherein the H-shaped steel column is a batter column or a bent member with a radian matched with the outer flange plate a of the cross-shaped combination steel column, and the outer flange plate B of the H-shaped steel column is smoothly transitionally connected with the outer flange plate a of the cross-shaped combination steel column.
5. A structural column for an umbrella-like building molding as claimed in claim 2, wherein a first horizontal stiffening steel plate is added at the second bifurcation position, the first horizontal stiffening steel plate is located on top of the cross web, and the first horizontal stiffening steel plate is connected to the inner flange plate of the H-section steel column and the web of the H-section steel column.
6. A structural column for an umbrella building shape as defined in claim 5, wherein a second horizontal stiffening steel plate is added at the first bifurcation position; and a third horizontal stiffening steel plate is arranged on the cross H-shaped combined steel column between the second horizontal stiffening steel plate and the top of the lower column.
7. The structural column for umbrella-shaped architectural molding according to claim 6, wherein said second horizontal stiffening steel plate and said third horizontal stiffening steel plate each comprise four pentagonal steel plates symmetrically disposed in four cavities formed by the cross web and the outer flange plate A of the cross-shaped composite steel column; and multiple groups of third horizontal stiffening steel plates are uniformly distributed along the height direction of the cross H-shaped combined steel column.
8. A structural column for an umbrella building molding as claimed in claim 3 wherein the thickness of the outer flange plate a is not less than the thickness of the outer flange plate B; the thickness of a cross web of the cross H-shaped combined steel column is 2-4 mm larger than the maximum value of the thicknesses of the inner flange plates of the four H-shaped steel columns, and is larger than the thicknesses of the webs of the four H-shaped steel columns.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020024798.4U CN212248894U (en) | 2020-01-07 | 2020-01-07 | Structural column for umbrella-shaped building modeling |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020024798.4U CN212248894U (en) | 2020-01-07 | 2020-01-07 | Structural column for umbrella-shaped building modeling |
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| CN212248894U true CN212248894U (en) | 2020-12-29 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113059291A (en) * | 2021-03-02 | 2021-07-02 | 上海建工（江苏）钢结构有限公司 | Manufacturing method of Y-shaped conversion column structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113059291A (en) * | 2021-03-02 | 2021-07-02 | 上海建工（江苏）钢结构有限公司 | Manufacturing method of Y-shaped conversion column structure |
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