CN217000158U - Large-span special-shaped steel-aluminum mixed single-layer latticed shell structure - Google Patents
Large-span special-shaped steel-aluminum mixed single-layer latticed shell structure Download PDFInfo
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- CN217000158U CN217000158U CN202123245557.6U CN202123245557U CN217000158U CN 217000158 U CN217000158 U CN 217000158U CN 202123245557 U CN202123245557 U CN 202123245557U CN 217000158 U CN217000158 U CN 217000158U
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Abstract
The utility model relates to a large-span special-shaped steel-aluminum mixed single-layer latticed shell structure, which comprises an aluminum alloy grid beam (4) serving as a latticed shell structure main body, edge sealing beams arranged on the periphery of the aluminum alloy grid beam (4), ribbon columns (1) arranged on two sides of the aluminum alloy grid beam (4), and a plurality of steel structure grid beams (3) connected with the aluminum alloy grid beam (4) and used for stiffening, wherein the aluminum alloy grid beam (3) is of a special-shaped curved surface structure, the top of each ribbon column (1) is connected with the edge sealing beam, the bottom of each ribbon column is connected with a raft foundation below the ribbon column, and two sides of each steel structure grid beam (3) are respectively connected with the ribbon columns (1). Compared with the prior art, the utility model has the advantages of light structure, large-span deformation requirement satisfaction and the like.
Description
Technical Field
The utility model relates to the field of construction of special-shaped buildings, in particular to a large-span special-shaped steel-aluminum mixed single-layer latticed shell structure.
Background
In recent years, the number of building structures with curve changes is increasing year by year, and a single-layer latticed shell structure has building functions of lighting, wind shielding, rain shielding and the like, has a simple, smooth and attractive appearance, and is favored by building owners.
In addition, the single-layer reticulated shell is structurally shaped according to the structural stress principle on the basis of ideal building, and the reticulated shell after structural shaping also reflects the beauty of the structure. However, when the architectural designer designs the vertical surface streamer by changing the shape such as twisting and turning, the traditional single-layer latticed shell structure cannot meet the requirement of standard deformation when the span is large, and the structure is heavy, but the adoption of the double-layer latticed shell is not economical.
SUMMERY OF THE UTILITY MODEL
The utility model aims to overcome the defects in the prior art and provide a large-span special-shaped steel-aluminum mixed single-layer latticed shell structure.
The purpose of the utility model can be realized by the following technical scheme:
the utility model provides a mixed individual layer net shell structure of large-span dysmorphism steel aluminium, includes the aluminium alloy net roof beam as the net shell structure main part, locates the banding roof beam of aluminium alloy net roof beam circumference, locates the ribbon post of aluminium alloy net roof beam both sides to and a plurality of steel construction net roof beams of realizing stiffening strength that are connected with aluminium alloy net roof beam, aluminium alloy net roof beam is special-shaped curved surface structure, the top and the banding roof beam of ribbon post are connected, and the raft foundation of bottom and below is connected, each the both sides of steel construction net roof beam respectively with the ribbon post connection.
Preferably, the aluminum alloy grid beam is in a symmetrical special-shaped curved surface structure, and the section in the short axis direction of the aluminum alloy grid beam is in an arch shape.
Preferably, the streamer columns are of a wave curve structure and adopt circular tubes with variable cross sections, and the two streamer columns are symmetrically arranged on two sides of the aluminum alloy grid beam in the long axis direction and are connected with the edge sealing beam.
Preferably, the aluminum alloy grid beam is an H-shaped section aluminum alloy beam.
Preferably, the steel structure grid beams are of radian steel beam structures, and the radian curved surfaces of the steel structure grid beams are matched with the curved surfaces of the aluminum alloy grid beams.
Preferably, the steel structure grid beam is an H-shaped section steel beam.
Preferably, the edge sealing beam is a steel structure edge sealing beam.
Preferably, the steel structure edge banding beam is a steel pipe with a circular section.
Preferably, the top of the streamer column is connected to the edgeband beam by cast steel joints.
Preferably, the aluminum alloy grid beam is connected with each steel structure grid beam through plate type joints.
Compared with the prior art, the utility model has the following beneficial effects:
1) the utility model breaks through the design thought of the traditional single-layer reticulated shell, adopts a steel-aluminum mixed structure system with common stress of the stiffening steel structure grid beam, the steel structure edge sealing beam, the aluminum alloy grid beam and the steel structure streamer column, solves the problem that the traditional single-layer reticulated shell cannot meet the deformation during large span, and achieves the effects of light structure and meeting the requirement of large-span deformation.
2) The steel structure grid beam for stiffening and the streamer column are designed to jointly form a lateral movement resistant system of the structure, so that the deformation requirement of the latticed shell structure is met;
3) the aluminum alloy grid beam is used as a main body of the integral structure, the dead weight is light, and the dead weight of the structure is effectively reduced while the rigidity is ensured;
4) the steel structure edge sealing beam with the circular section can effectively control the deflection of the overhanging end of the latticed shell, and the latticed shell surface is matched with the shape finding of the latticed shell surface, so that the structure reaches the state of minimum deflection and maximum axial force of the arch-shaped member after the latticed shell surface is found, and the integral structure meets the deformation requirement specified by the specification.
Drawings
FIG. 1 is a schematic diagram of the overall structure of a large-span special-shaped steel-aluminum mixed single-layer latticed shell structure in the embodiment;
FIG. 2 is a schematic diagram showing the structure of a large-span special-shaped steel-aluminum mixed single-layer latticed shell structure in the embodiment;
FIG. 3 is the structural plane dimensions of the large-span special-shaped steel-aluminum mixed single-layer latticed shell structure in the embodiment;
FIG. 4 is a schematic structural elevation layout of a large-span special-shaped steel-aluminum mixed single-layer latticed shell structure in the embodiment;
the reference numbers in the figures indicate:
1. ribbon column, 2, steel structure edge sealing beam, 3, steel structure grid beam, 4, aluminum alloy grid beam.
Detailed Description
The utility model is described in detail below with reference to the figures and specific embodiments. It is to be understood that the embodiments described are only a few embodiments of the present invention, and not all embodiments. All other embodiments, which can be obtained by a person skilled in the art without any inventive step based on the embodiments of the present invention, shall fall within the scope of protection of the present invention.
Examples
In order to make up the defects of the traditional single-layer latticed shell structure and the double-layer latticed shell structure, aim at the purpose of shielding wind and rain of the latticed shell structure and the elegant special-shaped form of the latticed shell, and realize the fusion of the building and the structure, the utility model provides a steel-aluminum mixed structure system which adopts common stress of a steel structure grid beam for stiffening, a steel structure edge sealing beam, an aluminum alloy grid beam and a steel structure streamer column, solves the problem that the traditional single-layer latticed shell cannot meet the deformation in large span, improves the overall stability of the streamer structure, and achieves the effects of light structure, meeting the deformation requirement and low cost.
The utility model relates to a large-span special-shaped steel-aluminum mixed single-layer latticed shell structure which is used for providing shielding for a large-span building, and as shown in figures 1-4, the structure comprises ribbon columns 1, steel structure edge sealing beams 2, steel structure grid beams 3 and aluminum alloy grid beams 4.
The aluminum alloy grid beam 4 is a main body of the whole reticulated shell structure, the dead weight is light, and the dead weight of the structure can be effectively reduced while the rigidity is ensured. The aluminum alloy grid beam 4 is in a symmetrical special-shaped curved surface structure, and the short axis direction section of the aluminum alloy grid beam is arched. And the aluminum alloy grid beam 4 is an H-shaped section aluminum alloy beam.
The edge sealing beam is fixed on the aluminum alloy grid beam 4 in the circumferential direction, is an opposite-nature curved edge sealing beam similar to the aluminum alloy grid beam 4 in shape, adopts the steel structure edge sealing beam 2, and adopts a steel pipe with a circular section.
In order to improve the stability of the whole structure, a plurality of steel structure grid beams 3 for stiffening are connected to the top of the aluminum alloy grid beam 4, each steel structure grid beam 3 is of a radian steel beam structure, the radian curved surface of each steel structure grid beam 3 is matched with the curved surface of the aluminum alloy grid beam 4, and the two ends of each steel structure grid beam 3 are directly connected with the top of the streamer column 1 respectively. Each steel structure grid beam 3 adopts an H-shaped section steel beam. Each steel structure grid beam 3 is connected with the aluminum alloy grid beam 4 through plate type joints. According to above-mentioned structural design back, whole molding is special-shaped big-arch shelter form, for below body field of educating and skirt building provide shelters from.
In the embodiment, the length of the long axis direction of the whole reticulated shell is 119m, the span of the short axis direction is 52m, and the height is 22m, so that when the reticulated shell is applied to a large-span building according to the design, good structural safety, building modeling and building function coordination can be realized.
In the design of the utility model, the aluminum structure grid beam 4 is a main body of the latticed shell structure, the dead weight is light, and the dead weight of the structure is effectively reduced while the rigidity is ensured. The stiffening steel structure grid beam 3 is directly connected with the top of the streamer column 1, the cross section in the short axis direction is an arch-shaped cross section, the flexibility of the latticed shell is reduced, and meanwhile, the stiffening steel structure grid beam and the streamer column 1 jointly form an arch-shaped lateral movement resistant system, so that the requirement on deformation of the latticed shell structure can be met. The steel structure edge sealing beam 2 with the circular section is effectively anti-torsion and reduces the deflection of the overhanging end of the latticed shell; the shape-finding of the reticulated shell surface can be matched, and the reticulated shell surface is subjected to shape-finding, so that the structure reaches the state of minimum deflection and maximum axial force of the arch-shaped component. The utility model provides an aluminum alloy single-layer latticed shell structure stiffened by a steel structure for the first time, and the structure system can be applied to other latticed shell structures.
While the utility model has been described with reference to specific embodiments, the utility model is not limited thereto, and those skilled in the art can easily conceive of various equivalent modifications or substitutions within the technical scope of the utility model. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (10)
1. The utility model provides a mixed individual layer net shell structure of large-span dysmorphism steel aluminium, its characterized in that includes aluminium alloy net roof beam (4) as the net shell structure main part, locates the banding roof beam of aluminium alloy net roof beam (4) circumference, locates ribbon post (1) of aluminium alloy net roof beam (4) both sides to and a plurality of steel construction net roof beams (3) of the realization stiffening rib of being connected with aluminium alloy net roof beam (4), aluminium alloy net roof beam (4) are special-shaped curved surface structure, the top and the banding roof beam of ribbon post (1) are connected, and raft foundation connection of bottom and below, each the both sides of steel construction net roof beam (3) are connected with ribbon post (1) respectively.
2. The large-span special-shaped steel-aluminum mixed single-layer latticed shell structure as claimed in claim 1, wherein the aluminum alloy grid beam (4) is in a symmetrical special-shaped curved surface structure, and the short-axis direction section of the aluminum alloy grid beam is in an arch shape.
3. The large-span special-shaped steel-aluminum mixed single-layer latticed shell structure according to claim 2, wherein the streamer columns (1) are of a wave curve structure and adopt circular tubes with variable cross sections, and the two streamer columns (1) are symmetrically arranged on two sides of the aluminum alloy grid beam (4) in the long axis direction and are connected with the edge sealing beam.
4. The large-span special-shaped steel-aluminum mixed single-layer latticed shell structure as claimed in claim 1, wherein the aluminum alloy grid beams (4) are H-shaped section aluminum alloy beams.
5. The large-span special-shaped steel-aluminum mixed single-layer latticed shell structure as claimed in claim 2, wherein the steel structure grid beams (3) are arc steel beam structures, and the arc curved surface of each steel structure grid beam (3) is matched with the curved surface of the aluminum alloy grid beam (4).
6. The large-span special-shaped steel-aluminum mixed single-layer latticed shell structure according to claim 5, wherein the steel structure latticed beams (3) are H-shaped section steel beams.
7. The large-span special-shaped steel-aluminum mixed single-layer latticed shell structure according to claim 2, wherein the edge sealing beam is a steel structure edge sealing beam (2).
8. The large-span special-shaped steel-aluminum mixed single-layer latticed shell structure according to claim 7, wherein the steel structure edge sealing beam (2) is a steel pipe with a circular section.
9. The large-span special-shaped steel-aluminum mixed single-layer latticed shell structure according to claim 1, wherein the tops of the streamer columns (1) are connected with the edge sealing beams through cast steel joints.
10. The large-span special-shaped steel-aluminum mixed single-layer latticed shell structure as claimed in claim 1, wherein the aluminum alloy grid beams (4) are connected with each steel structure grid beam (3) through plate type nodes.
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| CN202123245557.6U CN217000158U (en) | 2021-12-22 | 2021-12-22 | Large-span special-shaped steel-aluminum mixed single-layer latticed shell structure |
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| CN202123245557.6U CN217000158U (en) | 2021-12-22 | 2021-12-22 | Large-span special-shaped steel-aluminum mixed single-layer latticed shell structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115977313A (en) * | 2023-02-22 | 2023-04-18 | 北京建工集团山西建设有限公司 | Large-span steel truss structure and hoisting method |
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2021
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115977313A (en) * | 2023-02-22 | 2023-04-18 | 北京建工集团山西建设有限公司 | Large-span steel truss structure and hoisting method |
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