CN207469557U - A kind of big opening type super-span suspended-dome structure - Google Patents
A kind of big opening type super-span suspended-dome structure Download PDFInfo
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- CN207469557U CN207469557U CN201720878343.7U CN201720878343U CN207469557U CN 207469557 U CN207469557 U CN 207469557U CN 201720878343 U CN201720878343 U CN 201720878343U CN 207469557 U CN207469557 U CN 207469557U
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Abstract
The utility model discloses a kind of big opening type super-span suspended-dome structures, are made of the big opening type latticed shell structure and cable-strut system for being separately positioned on the upper and lower, big opening type latticed shell structure is made of radial bars and broadwise bar；Cable-strut system is made of strop, strut, radial direction pull rod and drag-line node, and the intersection of big opening type latticed shell structure and cable-strut system is formed with rod node and support node；Radial bars circumferentially closed arrangement, radial bars are connected with the broadwise bar in dome structure opening and intersect at the rod node；The intersection point of strop and the radial direction pull rod is the drag-line node, and the upper end of radial direction pull rod and strut is connected with rod node, and lower end is connected with drag-line node.The utility model structure can give full play to the compound advantage of cable-strut system and single-layer lattice shell in suspended-dome structure, reach and facilitate processing and making, the effect of difficulty of construction is reduced, effectively solves the problems, such as above-mentioned existing system for being individually present in coliseum roof system.
Description
Technical field
The utility model belongs to building structure field, is related to a kind of roof structures across venue buildings greatly, more specifically relates to
And a kind of big opening type super-span suspended-dome structure.
Background technology
It is built and mainly have latticed shell structure, cantilever frame and cable net structure in the common structure of large-span stadium roof built at present
These three forms.These three structures in use there are it is respective the characteristics of and applicability.
The general rigidity of latticed shell structure is larger, and span ability is strong, and structural integrity is good, and rod piece and node processing and fabricating are convenient,
Construction and installation difficulty is low, therefore is typically used in all kinds of longspan structures.But the general rod piece of latticed shell structure is more, it is beautiful
Property it is poor, horizontal reacting force is big at bearing, and design of substructure is born big；When using welded spherical node, site welding amount
Greatly.
Cantilever frame structure is applied in multiple field houses.Its general plastic simplicity is beautiful, can in the factory into
Row structural unit preassembling, site welding amount are smaller.It but in this configuration, will be by setting more branch between cantilever frame
It supports with tie-rod to improve structural integrity；Simultaneously in the construction process, it is often limited by site condition, needs large tonnage
Heavy equipment.
Cable net structure is a kind of full tension structure of flexible space, and simple and beautiful, space spans ability is strong, is built in recent years
If the long span buildings such as multiple stadium in applied.It is general in rope to realize the rigidity needed for structure in the system
It needs to apply larger pretension so that the power transmission of drag-line node is complicated；When the intersegmental out-of-balance force of drag-line is larger, drag-line node structure
Complexity is made, height is required to construction stretching process and structure forming process, special pre-stress construction unit completion is generally required and applies
Work tensioning.
Utility model content
The purpose of this utility model is to overcome deficiencies of the prior art, provide a kind of big opening type super-span string
Dome structure, the structure can be used for the problem of existing bearing horizontal direction power is larger during large-span stadium roof to avoid reticulated shell, keep away
Exempt from cantilever frame and be used for the problem of structural integrity is poor during stadium, it is existing when avoiding cable net structure for large-span stadium roof
The problem of joint structure and construction stretching complex process, so as to give full play to cable-strut system and individual layer in suspended-dome structure
The compound advantage of reticulated shell, reaches and facilitates processing and making, reduces the effect of difficulty of construction, effectively solves above-mentioned existing system and is used for
The problem of being individually present in coliseum roof system.
The purpose of this utility model is achieved through the following technical solutions：
A kind of big opening type super-span suspended-dome structure, by the big opening type reticulated shell for being separately positioned on the upper and lower
Structure and cable-strut system are formed, and the big opening type latticed shell structure is made of radial bars and broadwise bar；The cable-strut system is by ring
The intersection of rope, strut, radial direction pull rod and drag-line node composition, the big opening type latticed shell structure and cable-strut system is formed with
Rod node and support node；
Circumferentially closed arrangement, the radial bars are connected simultaneously the radial bars in dome structure opening with the broadwise bar
Intersect at the rod node；The intersection point of the strop and the radial direction pull rod is the drag-line node, the radial direction pull rod and
The upper end of strut is connected with rod node, and lower end is connected with drag-line node.
Further, the plane projection of suspended-dome structure is hollow ellipse ring or hollow ring.Suspended-dome structure
The long axis outside diameter of plane projection is at least 150m, and short axle outside diameter is at least 100m.
Further, the upper end of the strut is connected with 2~4 radial bars, 2 broadwise bars and less than 2 radial direction pull rods.
Further, the lower end of the strut is connected with 2 strops and 2 radial direction pull rods.
Further, an at least ring rope and at least one circle strut are equipped in the cable-strut system, strut is often enclosed and at least sets
3 are put, the strut positioned at innermost circle is connected each other by radial direction pull rod.
Further, the big opening type latticed shell structure and cable-strut system cross at support node.Big opening type reticulated shell
Node in structure uses cast steel node or welded hollow spherical joints.
Further, the radial bars, broadwise bar and strut are made of rectangular steel tube or round steel pipe；The strop uses
Steel tendon or steel strand wires；The radial direction pull rod uses reinforcing pull rod.
Compared with prior art, advantageous effect caused by the technical solution of the utility model is：
(1) the utility model dome structure is self-balance structure system, and design of substructure burden is smaller, to bearing requirement
Relatively low, work progress is simplified；
(2) the top latticed shell structure of the utility model dome structure can improve the globality of roof structure；
(3) the utility model dome structure is as a kind of composite construction system coupled hardness with softness, it is possible to reduce substructure
The prestressing force applied in strop, while drag-line joint structure significantly simplifies；
(4) the utility model dome structure has maximally utilised two kinds of structural materials of bending component and tension member
Characteristic can utilize material few as possible to build longspan structure；
(5) the utility model dome structure easily selects roofing, and rigid material covering roofing, peso net may be used
The membrane material used in structure is relatively cheap, it is possible to reduce integrated engineering cost；
(6) the utility model dome structure compares latticed shell structure, and pull rod quantity greatly reduces, and aesthetics protrudes.
Description of the drawings
Fig. 1 is the 3 D stereo wire frame structure schematic diagram of the utility model；
Fig. 2 is the structure diagram of the cable-strut system of the utility model；
Fig. 3 is the 3-D solid structure schematic diagram of the utility model；
Fig. 4 is the planar structure schematic diagram of the big opening type latticed shell structure of the utility model；
Fig. 5 is the schematic cross-sectional view of the utility model suspended-dome structure.
Reference numeral：1- radial bars, 2- broadwise bars, 3- strops, 4- struts, 5- radial direction pull rods, 6- rod nodes, 7- drag-lines
Node, 8- support nodes
Specific embodiment
In order to further appreciate that the content of the utility model, feature and effect, following instance is lifted, and be described in detail：
It please refers to Fig.1 to Fig. 5, a kind of big opening type super-span suspended-dome structure system.The utility model includes dividing
It is not located at the big opening type latticed shell structure on upper strata and cable-strut system structure two parts of lower floor.Big opening type reticulated shell in the present embodiment
Structure is individual layer, is made of radial bars 1 and broadwise bar 2；Radial bars 1 are connected at rod node 6 with broadwise bar 2；Upper strata reticulated shell
Structure joins square Reticulated Dome Structures using Kiewitt8+.Lower floor's cable-strut system is by strop 3, strut 4, radial direction pull rod 5 and drag-line
Node 7 forms；The circumferentially closed arrangement of strop 3；The upper end of strut 4 is connected with rod node 6, and lower end is connected with drag-line node 7；
Have two of radial direction pull rod 5 are one group, and radial, tip is connected with drag-line node 7, tail portion and rod node 6 or bearing section
Point 8 is connected, one one group had, is connected with drag-line node 7, rod node 6 or support node 8.
Specifically, strop 3 has 2 circles in the present embodiment, often circle height is different from, and material is high-strength steel tow.String Zhi Qiong
The long axis outside diameter L1 of the plane projection of roof construction is 150m, and short axle outside diameter L2 is 100m.
Strut 4 has 2 circles, and often circle stay length is close, and material is the round steel pipe of intensity Q 345B.
Specifically, the rod node 6 of the utility model large span suspended-dome structure, drag-line node 7 and support node 8 are adopted
With cast steel node or welded hollow spherical joints.Radial bars 1 and broadwise bar 2 use round steel pipe of the strength of materials for Q345B.Radially draw
Bar 5 uses reinforcing pull rod.
The utility model is not limited to embodiments described above.Above the description of specific embodiment is intended to describe
With illustrate the technical solution of the utility model, above-mentioned specific embodiment is only schematical, is not restricted.
In the case of not departing from the utility model aims and scope of the claimed protection, those of ordinary skill in the art are in this practicality
The specific transformation of many forms can be also made under novel enlightenment, these are belonged within the scope of protection of the utility model.
Claims (9)
1. a kind of big opening type super-span suspended-dome structure, which is characterized in that by being separately positioned on the big of the upper and lower
Open-type latticed shell structure and cable-strut system are formed, and the big opening type latticed shell structure is made of radial bars (1) and broadwise bar (2)；
The cable-strut system is made of strop (3), strut (4), radial direction pull rod (5) and drag-line node (7), the big opening type reticulated shell knot
The intersection of structure and cable-strut system is formed with rod node (6) and support node (8)；
The radial bars (1) circumferentially closed arrangement, the radial bars (1) are in dome structure opening and the broadwise bar (2)
It is connected and intersects at the rod node (6)；The intersection point of the strop (3) and the radial direction pull rod (5) is the drag-line node
(7), the upper end of the radial direction pull rod (5) and strut (4) is connected with rod node (6), and lower end is connected with drag-line node (7).
A kind of 2. big opening type super-span suspended-dome structure according to claim 1, which is characterized in that suspen-shell structure knot
The plane projection of structure is hollow ellipse ring or hollow ring.
A kind of 3. big opening type super-span suspended-dome structure according to claim 1 or claim 2, which is characterized in that the string
The long axis outside diameter of the plane projection of dome structure is at least 150m, and short axle outside diameter is at least 100m.
A kind of 4. big opening type super-span suspended-dome structure according to claim 1, which is characterized in that the strut
(4) upper end is connected with 2~4 radial bars (1), 2 broadwise bars (2) and less than 2 radial direction pull rods (5).
5. according to a kind of big opening type super-span suspended-dome structure of claim 1 or 4, which is characterized in that the support
The lower end of bar (4) is connected with 2 strops (3) and 2 radial direction pull rods (5).
A kind of 6. big opening type super-span suspended-dome structure according to claim 1, which is characterized in that the rope body of rod
An at least ring rope (3) and at least one circle strut (4) are equipped in system, strut (4) is often enclosed and at least sets 3, positioned at innermost circle
Strut (4) is connected each other by radial direction pull rod (5).
A kind of 7. big opening type super-span suspended-dome structure according to claim 1, which is characterized in that the big opening
Type latticed shell structure and cable-strut system cross at support node (8).
8. according to a kind of big opening type super-span suspended-dome structure of claim 1 or 7, which is characterized in that described big
Node in open-type latticed shell structure uses cast steel node or welded hollow spherical joints.
A kind of 9. big opening type super-span suspended-dome structure according to claim 1, which is characterized in that the radial bars
(1), broadwise bar (2) and strut (4) are made of rectangular steel tube or round steel pipe；The strop (3) is using steel tendon or steel strand wires；
The radial direction pull rod (5) is using reinforcing pull rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720878343.7U CN207469557U (en) | 2017-07-19 | 2017-07-19 | A kind of big opening type super-span suspended-dome structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201720878343.7U CN207469557U (en) | 2017-07-19 | 2017-07-19 | A kind of big opening type super-span suspended-dome structure |
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| CN207469557U true CN207469557U (en) | 2018-06-08 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107386513A (en) * | 2017-07-19 | 2017-11-24 | 天津大学 | A kind of big opening type super-span suspended-dome structure |
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- 2017-07-19 CN CN201720878343.7U patent/CN207469557U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107386513A (en) * | 2017-07-19 | 2017-11-24 | 天津大学 | A kind of big opening type super-span suspended-dome structure |
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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. Patentee after: Tianjin University Address before: No.192 Anshan West Road, Nankai District, Tianjin 300073 Patentee before: TIANJIN University RESEARCH INSTITUTE OF ARCHITECTRUAL DESIGN & URBAN PLANNING Patentee before: Tianjin University |