CN211037291U - Large-span steel structure petal-shaped space truss roof structure system - Google Patents
Large-span steel structure petal-shaped space truss roof structure system Download PDFInfo
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- CN211037291U CN211037291U CN201921522848.5U CN201921522848U CN211037291U CN 211037291 U CN211037291 U CN 211037291U CN 201921522848 U CN201921522848 U CN 201921522848U CN 211037291 U CN211037291 U CN 211037291U
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 17
- 239000010959 steel Substances 0.000 title claims abstract description 17
- 238000010276 construction Methods 0.000 abstract description 12
- 238000009434 installation Methods 0.000 abstract description 4
- 238000002360 preparation method Methods 0.000 abstract description 2
- 230000008878 coupling Effects 0.000 abstract 1
- 238000010168 coupling process Methods 0.000 abstract 1
- 238000005859 coupling reaction Methods 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000003014 reinforcing effect Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 230000001788 irregular Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
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Abstract
The utility model discloses a large-span steel construction petal-shaped space truss roof structure system, including a plurality of petal structures that link into an organic whole at the roof top through the pressure ring, each petal structure is equipped with a main truss and a plurality of secondary truss, main truss and secondary truss are the plane truss, the main truss is vertical to be set up, and arrange radially along the roof, a plurality of secondary trusses arrange along the span direction interval of main truss, each secondary truss structure is symmetrically with the main truss rigid coupling, the overhanging end of two radially adjacent secondary trusses is connected through a radial tie-beam, all radial tie-beams that lie in petal structure one side link together and connect and form petal structure boundary arc-shaped beam with the main truss at roof top and roof bottom; two adjacent petal structures are connected through cross diagonal braces, and two circumferentially adjacent secondary trusses are connected through a circumferential connecting beam. The utility model discloses simple structure, shape rule, be convenient for processing preparation and construction installation.
Description
Technical Field
The utility model belongs to the building engineering field, concretely relates to large-span steel construction petal-shaped space truss room lid structure system.
Background
With the continuous development of the spatial structure technology in China, the large-span spatial structure is widely applied to public places such as gymnasiums, exhibition centers, airports and the like, and the building models are increasingly enriched. The large-span roof structure has the characteristics of light dead weight, good bearing performance and material saving when adopting a steel structure, and meanwhile, the steel structure roof has good adaptability to building modeling, is flexible in structural arrangement and can easily meet the requirements of building appearance effect and use function. The petal-shaped roof structure has the characteristics of beautiful shape and coordination with the natural environment, and is more and more popular in large-span roof structures. However, the petal-shaped roof has a complex structure and an irregular shape, and has high requirements on machining, manufacturing, construction and installation accuracy. Therefore, it is necessary to provide a roof structure system with reasonable stress, simple force transmission path, high bearing capacity, high rigidity and convenient construction.
Disclosure of Invention
The utility model discloses a solve the technical problem that exists among the known art and provide a large-span steel construction petal space truss roof structure system, this system simple structure, shape rule, be convenient for processing preparation and construction installation.
The utility model discloses a solve the technical scheme that technical problem that exists among the well-known technique took and be: a large-span steel structure petal-shaped space truss roof structure system comprises a plurality of petal structures which are connected into a whole at the top of a roof through a pressure ring, each petal structure is provided with a main truss and a plurality of secondary trusses, the main truss and the secondary trusses are planar trusses, the main trusses are vertically arranged and are radially arranged along the roof, the secondary trusses are arranged at intervals along the span direction of the main trusses, each secondary truss structure is symmetrically and fixedly connected with the main trusses, the overhanging ends of two radially adjacent secondary trusses are connected through a radial connecting beam, and all the radial connecting beams positioned on one side of a petal structure are connected together and are connected with the main trusses at the top of the roof and the bottom of the roof to form a petal structure boundary arc-shaped beam; a lower chord horizontal support is arranged between two radially adjacent sub-trusses; two adjacent petal structures are connected through cross diagonal braces, the ring direction is adjacent two connect through the ring direction tie-beam between the secondary truss, constitute a plurality of different, with the concentric ring configuration of pressure ring of radius in the circumference of roof, every the ring configuration all is by a plurality of the ring direction tie-beam is with a plurality of the secondary truss is connected and is formed.
The petal structures are arranged in pairs in the radial direction, and the main trusses of the two petal structures opposite to the radial direction are formed by an arched truss.
The secondary truss adopts a triangular structure.
The pressure ring adopts a plane truss structure, and the height of the intersection of the pressure ring and the main truss is equal.
The petal structure boundary arc-shaped beam is connected with the upper chord of the main truss at the top of the roof.
The utility model has the advantages and positive effects that: the petal structure is adopted, the structure is simple, the installation and the construction are convenient, and the construction period can be shortened. The material has good space stress performance, small structural deformation and high stability in a normal use state; the main truss and the secondary truss are adopted, so that the device has the advantages of definite force transmission and high bearing capacity. And the utility model discloses extensive range of application has.
Drawings
Fig. 1 is a schematic view of the space structure of the present invention;
fig. 2 is a schematic plan view of the present invention;
FIG. 3 is a cross-sectional view taken along line 1-1 of FIG. 2;
FIG. 4 is a schematic diagram of a structural unit of the present invention;
FIG. 5 is a plan view of the arch truss employed by the diametrically opposed petal configurations of the present invention;
FIG. 6 is a plan view of the sub-truss of the present invention;
FIG. 7 is a schematic view of the pressure ring space of the present invention;
fig. 8 is an effect diagram of the present invention.
In the figure: 1. a main truss; 2. a secondary truss; 3. a radial connecting beam; 4. a cross bracing; 5. connecting the beams in an annular manner; 6. 7, horizontally supporting a lower chord; 8. and a pressure ring.
Detailed Description
For further understanding of the contents, features and effects of the present invention, the following embodiments are exemplified and will be described in detail with reference to the accompanying drawings:
referring to fig. 1 to 8, a large-span steel structure petal-shaped space truss roof structure system comprises a plurality of petal structures which are connected into a whole at the top of a roof through a pressure ring 8, each petal structure is provided with a main truss 1 and a plurality of secondary trusses 2, the main truss 1 and the secondary trusses 2 are both plane trusses which can obviously reduce the steel consumption, the main trusses are vertically arranged and are radially arranged along the roof, the plurality of secondary trusses 2 are arranged at intervals along the span direction of the main truss 1, each secondary truss 2 is symmetrically and fixedly connected with the main truss 1, the integral rigidity of the structure can be improved, the overhanging ends of two radially adjacent secondary trusses 2 are connected through a radial connecting beam 3, all the radial connecting beams 3 positioned on one side of the petal structures are connected together and are connected with the main truss 1 at the top of the roof and the bottom of the roof to form a petal structure boundary arc beam, can realize that the structure warp harmoniously, radially adjacent two be equipped with down chord horizontal braces 6, 7 between the inferior truss 2, be used for the reinforcing the stability of inferior truss 2 is connected through alternately bracing 4 between two adjacent petal structures, makes two adjacent petal structures collaborative work, reinforcing structure space wholeness, and the hoop is adjacent two connect through hoop tie-beam 5 between the inferior truss 2, constitute in the circumference of roof a plurality of radiuses unequal, with the concentric annular structure of pressure ring, every the annular structure all is by a plurality of the hoop tie-beam is with a plurality of the inferior truss is connected and is formed.
In this embodiment, the petal structures are arranged in pairs in the radial direction, and the two main trusses 1 of the petal structures opposite in the radial direction are composed of an arched truss, so that the construction is convenient, the bearing capacity is large, and the rigidity is large. The secondary truss 2 adopts a triangular structure, is stable in structure, convenient to mold and light in weight. The pressure ring 8 adopts a plane truss structure, and the heights of the intersection positions of the pressure ring 8 and the main truss 1 are equal, so that the structural integrity can be improved, and the deformation is coordinated and unified. The petal structure boundary arc-shaped beam is connected with the upper chord of the main truss 1 at the top of the roof, so that a smooth surface is formed conveniently.
The utility model has the advantages that:
1) the load transmission path is clear, and the load is transmitted to the cross diagonal braces and the annular connecting beams among the main truss, the secondary truss and the petal structures through the roof structure; the main truss and the secondary truss bear most of roof load, are main bearing structures, and the cross diagonal braces and the annular connecting beams among the petal structures bear a small part of roof load and transmit the load to the annular secondary truss.
2) The structure is shaped like petals, and the appearance is beautiful and corresponds to the nature; the steel structure truss roof has the advantages that the primary truss and the secondary truss are adopted, the structural arrangement is flexible, the requirement of attractive appearance of a building is met while the stress is reasonable, the steel structure truss roof is high in rigidity and bearing capacity, the assembly degree is improved, the construction is simple and convenient, and the construction period can be shortened.
Although the preferred embodiments of the present invention have been described with reference to the accompanying drawings, the present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention, which is within the scope of the present invention.
Claims (5)
1. A large-span steel structure petal-shaped space truss roof structure system is characterized by comprising a plurality of petal structures which are connected into a whole at the top of a roof through pressure rings;
each petal structure is provided with a main truss and a plurality of secondary trusses, the main truss and the secondary trusses are planar trusses, the main trusses are vertically arranged and are radially arranged along a roof, the secondary trusses are arranged at intervals along the span direction of the main trusses, each secondary truss structure is symmetrically and fixedly connected with the main trusses, cantilever ends of two radially adjacent secondary trusses are connected through a radial connecting beam, and all the radial connecting beams positioned on one side of the petal structure are connected together and connected with the main trusses at the top of the roof and the bottom of the roof to form a petal structure boundary arc beam; a lower chord horizontal support is arranged between two radially adjacent sub-trusses;
two adjacent petal structures are connected through cross diagonal braces, the ring direction is adjacent two connect through the ring direction tie-beam between the secondary truss, constitute a plurality of different, with the concentric ring configuration of pressure ring of radius in the circumference of roof, every the ring configuration all is by a plurality of the ring direction tie-beam is with a plurality of the secondary truss is connected and is formed.
2. The large-span steel structural petal-shaped space truss roof structure system of claim 1, wherein said petal structures are arranged in radial pairs, and the main trusses of two diametrically opposite petal structures are formed by an arch truss.
3. The large-span steel structural petal space truss roof structure system of claim 1, wherein said sub-trusses are of triangular configuration.
4. The large span steel structural petal space truss roof structure system of claim 1, wherein said pressure ring is of planar truss structure, and the height of said pressure ring and said main truss at the intersection is equal.
5. The large-span steel structural petal-shaped space truss roof structure system of claim 1, wherein the petal structure boundary arc beams are connected with the upper chord of the main truss at the top of the roof.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921522848.5U CN211037291U (en) | 2019-09-12 | 2019-09-12 | Large-span steel structure petal-shaped space truss roof structure system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921522848.5U CN211037291U (en) | 2019-09-12 | 2019-09-12 | Large-span steel structure petal-shaped space truss roof structure system |
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| Publication Number | Publication Date |
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| CN211037291U true CN211037291U (en) | 2020-07-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921522848.5U Withdrawn - After Issue CN211037291U (en) | 2019-09-12 | 2019-09-12 | Large-span steel structure petal-shaped space truss roof structure system |
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| CN (1) | CN211037291U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110485566A (en) * | 2019-09-12 | 2019-11-22 | 天津大学建筑设计研究院 | A kind of petal space truss structural system of roof of large-span steel |
| CN115874709A (en) * | 2022-12-20 | 2023-03-31 | 浙大城市学院 | Double-group ground cantilever inclined truss-suspension cable support combined long-span corridor and assembling method |
-
2019
- 2019-09-12 CN CN201921522848.5U patent/CN211037291U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110485566A (en) * | 2019-09-12 | 2019-11-22 | 天津大学建筑设计研究院 | A kind of petal space truss structural system of roof of large-span steel |
| CN110485566B (en) * | 2019-09-12 | 2024-03-29 | 天津大学建筑设计规划研究总院有限公司 | Large-span steel structure petal-shaped space truss roof structure system |
| CN115874709A (en) * | 2022-12-20 | 2023-03-31 | 浙大城市学院 | Double-group ground cantilever inclined truss-suspension cable support combined long-span corridor and assembling method |
| CN115874709B (en) * | 2022-12-20 | 2024-05-17 | 浙大城市学院 | Double-group floor cantilever inclined truss-suspension cable supporting combined large-span corridor and assembly method |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 300073 Tianda architectural creative building (Science Park), No.192 Anshan West Road, Nankai District, Tianjin Patentee after: Tianjin University architectural design and Planning Research Institute Co.,Ltd. Address before: No.192 Anshan West Road, Nankai District, Tianjin 300073 Patentee before: TIANJIN University RESEARCH INSTITUTE OF ARCHITECTRUAL DESIGN & URBAN PLANNING |
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| CP03 | Change of name, title or address | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20200717 Effective date of abandoning: 20240329 |
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| AV01 | Patent right actively abandoned |
Granted publication date: 20200717 Effective date of abandoning: 20240329 |
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| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |