CN109440994A - A kind of annular rope support construction and suspen-shell structure - Google Patents
A kind of annular rope support construction and suspen-shell structure Download PDFInfo
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- CN109440994A CN109440994A CN201811602808.1A CN201811602808A CN109440994A CN 109440994 A CN109440994 A CN 109440994A CN 201811602808 A CN201811602808 A CN 201811602808A CN 109440994 A CN109440994 A CN 109440994A
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- Prior art keywords
- cord clip
- cord
- strop
- oblique
- support construction
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- 238000010276 construction Methods 0.000 title claims abstract description 27
- 238000005266 casting Methods 0.000 claims description 28
- 229910000831 Steel Inorganic materials 0.000 claims description 21
- 239000010959 steel Substances 0.000 claims description 21
- 239000002356 single layer Substances 0.000 claims description 16
- 238000005242 forging Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 8
- 230000008447 perception Effects 0.000 description 5
- 238000004458 analytical method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 3
- 239000010410 layer Substances 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 240000002853 Nelumbo nucifera Species 0.000 description 1
- 235000006508 Nelumbo nucifera Nutrition 0.000 description 1
- 235000006510 Nelumbo pentapetala Nutrition 0.000 description 1
- 241000037237 Peliosanthes gracilipes Species 0.000 description 1
- 230000002411 adverse Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000052 comparative effect Effects 0.000 description 1
- 230000006378 damage Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000012938 design process Methods 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 230000010354 integration Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012946 outsourcing Methods 0.000 description 1
- 238000007873 sieving Methods 0.000 description 1
- 239000003351 stiffener Substances 0.000 description 1
- 238000012916 structural analysis Methods 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B7/00—Roofs; Roof construction with regard to insulation
- E04B7/08—Vaulted roofs
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B7/00—Roofs; Roof construction with regard to insulation
- E04B7/14—Suspended roofs
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Clamps And Clips (AREA)
- Ropes Or Cables (AREA)
Abstract
The present invention relates to a kind of annular rope support construction and suspen-shell structures, the annular rope support construction includes twice strop and multiple tracks oblique cord, the at least twice strop is vertically arranged side by side, the strop is connected with oblique cord by cord clip node, the cord clip node is connect with strut, the cord clip node includes disconnection type cord clip and through cord clip, and the disconnection type cord clip or through cord clip is arranged in different location according to ring cable force, oblique cable force and rope area of bed.Compared with prior art, it is small to have many advantages, such as that strop length and Suo Li average homogeneity, cord clip node structure are simply self-possessed by the present invention.
Description
Technical field
The present invention relates to building structure technology fields, more particularly, to a kind of annular rope support construction and suspen-shell structure.
Background technique
Annular Cable Structure is to provide to form the rigidity of structure to bear vertical lotus by pretension using radial cable and circumferential rope
A kind of space structure system of load.Typical annular Cable Structure includes cable truss, suspen-shell structure, ring-like beam string etc., is a kind of
Common space structure system.By taking suspen-shell structure as an example, suspended-dome structure is by a single-layer lattice shell, strut, strop and oblique cord
Composition, strut upper end are connect with rigid single-layer lattice shell node, and lower end is connect with strop and oblique cord intersection point；And oblique cord one end and strut
Lower end connection, other end strut upper end connection corresponding with next ring rope；Same central shoring bar lower end is connected to one by strop
It rises.Under vertical uniform load q, load passes to cable systems by strut by upper end single-layer lattice shell, after Cable forces, Suo Li
Increase, generates upward power, reacted on single-layer lattice shell by strut, therefore rope support system plays elastic branch to single-layer lattice shell
The effect held helps to improve the vertical rigidity of single-layer lattice shell, adjustment single-layer lattice shell component internal force distribution, while outmost turns oblique cord
Upper end connection and single-layer lattice shell support position, single-layer lattice shell generates to over-the-counter thrust support, and oblique cord to support generate to
Pulling force in, rope support system help to reduce single-layer lattice shell to the horizontal thrust of support.Suspen-shell structure reasonable stress, power transmission effect
Rate is high, and from heavy and light, vertical rigidity is higher, and indoor perception is good, may span across the span bigger than single-layer lattice shell, therefore be widely applied
In the venue roof structure of large and medium-sized span.
In annular Cable Structure, with the increase of span, the sufficient rigidity of structure is kept, bigger circumferential rope is needed to draw
Power, corresponding drag-line section are also bigger.Since one of drag-line fracture probability of likelihood ratio that multiple tracks drag-line is broken simultaneously is small, Er Qie little
Diameter drag-line quality is easier to guarantee, in order to improve strcture safety, generally forms annular hitch using twice or multiple tracks drag-line
The strop of structure.The prior art is generally horizontally disposed by drag-line, such drag-line node comparative maturity.But significantly the disadvantage is that multiple tracks
The length of strop is different, and Suo Li is different, and the size of cord clip and self weight are also larger, so that structure whole efficiency reduces；Simultaneously
Adverse effect is brought to indoor perception, illumination etc..
Summary of the invention
It is an object of the present invention to overcome the above-mentioned drawbacks of the prior art and provide a kind of annular rope support knots
Structure.
The purpose of the present invention can be achieved through the following technical solutions:
A kind of annular rope support construction, including twice strop and multiple tracks oblique cord, the twice strop are vertically arranged side by side, institute
It states strop and is connected with oblique cord by cord clip node, the cord clip node is connect with strut.
Further, the cord clip node is steel-casting cord clip or forging cord clip.
Further, the cord clip node includes disconnection type cord clip and through cord clip, according to ring cable force, oblique cable force
The disconnection type cord clip or through cord clip are set in different location with rope area of bed.
Further, the through cord clip is set to strop angle close at 180 °, and the disconnection type cord clip is set to
Strop angle deviates at 180 °.
Further, the through cord clip includes the cord clip steel casting and otic placode steel casting being connected, the cord clip steel
Casting includes strop interconnecting piece and oblique cord interconnecting piece, and the strop interconnecting piece has for the through-hole across strop, the oblique cord
Interconnecting piece includes the opening for connecting oblique cord, and the otic placode steel casting is connect with strut.
Further, the cord clip steel casting is connected with otic placode steel casting by high-strength bolt.
Further, the disconnection type cord clip is set between two sections of strops, and to have, there are three the integrated cast steels being open
Part, three openings are separately connected oblique cord and two sections of strops, the aperture for connecting strut are equipped in the middle part of the disconnection type cord clip.
The present invention also provides a kind of suspen-shell structures, and including the annular rope support construction, the annular rope support construction is logical
It crosses strut support and connects rigid single-layer lattice shell.
Compared with prior art, the present invention have with following the utility model has the advantages that
1) strop is vertically arranged by the present invention, compared with the cord clip of conventional more rope horizontal Tiles arrangement, this cloth Suo Fang
Formula makes strop length and the basic average homogeneity of Suo Li.
2) compared with prior art, the horizontal size, volume of cord clip node of the present invention and self weight are smaller.
3) cord clip node of the present invention is connect with strut, can be combined into one cord clip node with strut, the height of cord clip node
It is smaller on the influence of indoor perception, therefore the cord clip performance being vertically arranged and visual effect are superior to the rope that conventional flat is arranged side by side
Folder.
4) present invention is provided with disconnection type cord clip and through cord clip, solves the out-of-balance force of small angle polygon strop
Problem.
Detailed description of the invention
Fig. 1 is the schematic view of facade structure of the through cord clip of the present invention；
Fig. 2 is the planar structure schematic diagram of the through cord clip of the present invention；
Fig. 3 is the schematic view of facade structure of disconnection type cord clip of the present invention；
Fig. 4 is the planar structure schematic diagram of disconnection type cord clip of the present invention；
Fig. 5 is the structural schematic diagram of suspen-shell structure in embodiment；
Fig. 6 is schematic view of facade structure of the suspen-shell structure at through cord clip in embodiment；
Fig. 7 is schematic view of facade structure of the suspen-shell structure at disconnection type cord clip in embodiment.
Specific embodiment
The present invention is described in detail with specific embodiment below in conjunction with the accompanying drawings.The present embodiment is with technical solution of the present invention
Premised on implemented, the detailed implementation method and specific operation process are given, but protection scope of the present invention is not limited to
Following embodiments.
The present invention provides a kind of annular rope support construction, including twice strop and multiple tracks oblique cord, and twice strop is vertically side by side
Arrangement, strop are connected with oblique cord by cord clip node, and cord clip node is fixedly connected with strop and oblique cord respectively by high-strength bolt,
And it is connect with strut.It by the strop arrangement being vertically arranged side by side, solves the problems, such as cord clip joints, is conducive to subtract
Small cord clip size reduces construction weight, promotes indoor perception, facilitates construction.In the present embodiment, strop is provided with twice,
Twice strop is vertically arranged, and will not significantly increase node size and self weight while improving drag-line safety.
Cord clip node is steel-casting cord clip or forging cord clip.In the present embodiment, the steel-casting that disconnection type cord clip is integral,
Steel-casting form is designed according to Cable capitiform formula, and through cord clip is cast by otic placode steel-casting and cord clip steel-casting two
Steel part composition.
Cord clip node includes disconnection type cord clip and through cord clip, is existed according to ring cable force, oblique cable force and rope area of bed
Disconnection type cord clip or through cord clip is arranged in different location.It is circular large span that annular Cable Structure, which is initially applied to plane projection,
In roof system, being then gradually applied to plane projection is strop plane in the symmetrical roof system such as ellipse, octagon, corner cut rectangle
Therefore projection also derives a variety of corresponding forms.And drag-line is both needed to keep tensioning state that could remain normal by construction stretching
Working performance, therefore strop is straight line between adjacent cord clip, strop is equivalent to flat at roof system is similar to by multistage straight line fitting
The tracing pattern of face projection, cord clip two sides strop generate certain angle, cause the level that strop generates centainly at cord clip uneven
Power.In construction process, the out-of-balance force between strop will lead to cord clip Carcel, destroy drag-line sheath or even cable body；It is building
In the use process built, cord clip passes through the high-strength bolt tightened and clamps strop, resists this not using the frictional force of strop and cord clip
Equilibrant force.Cord clip is more, and for strop angle closer to 180 °, strop out-of-balance force is smaller, and required high-strength bolt is fewer, cord clip plane
Size is smaller, but seismic response increases, and increases dead load.It is asked to solve the out-of-balance force of small angle polygon strop
Topic, is divided into through cord clip and disconnection type cord clip for suspen-shell structure cord clip.When strop angle is close to 180 °, using through rope
Folder；When strop angle deviates 180 °, using disconnection type cord clip, this out-of-balance force is balanced using cord clip and oblique cord, avoids cord clip
Destruction to strop.
As shown in Figure 1 and Figure 2, through cord clip includes the cord clip steel casting 501 and otic placode steel casting 502 being connected, cord clip
Steel casting 501 includes strop interconnecting piece and oblique cord interconnecting piece, and strop interconnecting piece has for the through-hole across strop 100, oblique cord
Interconnecting piece includes the opening for connecting oblique cord 200, and otic placode steel casting 502 is connect with strut 300.Cord clip steel casting 501 and ear
Slab casting 502 is connected by high-strength bolt 504.Through cord clip is additionally provided with bottom plate 503
Disconnection type cord clip is set between two sections of strops, and as shown in Figure 3, Figure 4, for tool, there are three the integration castings being open
Steel part 601, three openings are separately connected oblique cord 200 and two sections of strops 100, are equipped in the middle part of disconnection type cord clip for connecting strut
300 aperture.
As Figure 1-Figure 4, strut 300 includes strut ontology, is set to the intrinsic ribbed stiffener 301 of strut and setting
In the end plate 302 of strut body end.The connection type of strut 300 and cord clip node specifically: for through cord clip, strut
300 otic placodes 303 being arranged by end and pin shaft 304 are connect with the otic placode steel casting 502 of through cord clip；For disconnection type rope
Folder, strut 300 connect the aperture in the middle part of disconnection type cord clip.For construction stretching method, the connecting node of strut and cord clip is considered,
Guarantee that strut can rotate, and the strut upper and lower side node in stretching process is avoided to destroy along cable tension direction.
As shown in Figure 5-Figure 7, the present embodiment also provides a kind of suspen-shell structure, including annular rope support construction, the annular rope
Support construction includes strop 100 and oblique cord 200, and twice strop 100 is vertically arranged side by side, and strop 100 and oblique cord 200 pass through cord clip
Node connection, entire annular rope support construction connect rigid single-layer lattice shell 400, rigid single-layer lattice shell 400 by the support of strut 300
For suspen-shell structure rigid member.300 one end of strut is connect with cord clip node, and the other end is connected just by otic placode 303 and pin shaft 304
Property single-layer lattice shell 400.Building decorative layer 50 can be also coated with outside through cord clip.
The suspen-shell structure is identical as conventional suspended-dome structure design process, including structural modeling, structural analysis and structure
Design, and determine that rope supports system internal force.It is real according to construction stretching method and engineering at this time it is still necessary to consider the feasibility of construction stretching
Border situation determines the connection type of strut or more end node.
Disconnection type cord clip is designed according to ring cable force, oblique cable force and rope area of bed, cord clip force analysis is carried out, determines rope
Size is pressed from both sides, and setting-out determines the vertical spacing of strop according to the actual situation.Under conditions of guaranteeing that the vertical spacing of strop is constant, root
Through cord clip is designed according to oblique cord rope area of bed, ring cable force and oblique cable force, and carries out cord clip force analysis, determines cord clip ruler
Very little, high-strength bolt grade and number.
It requires to determine cord clip outsourcing decorative layer according to building perception, improves structure aesthetics.
Since the drag-line of structure tension performance requirement and different model is furnished with different rope heads, need to be located at ring rope same
One absolute altitude, therefore when using through cord clip and disconnection type cord clip simultaneously in a ring rope, the O. gracilipes of two class cord clips
It influences each other, cord clip size not only needs to consider oblique cord rope area of bed, also needs to consider strop rope area of bed, to avoid the generation of rope head
Collision.In tectonic sieving level, when same ring rope is only with through cord clip, cord clip size need to be set according to oblique cord rope head
Meter.
The preferred embodiment of the present invention has been described in detail above.It should be appreciated that those skilled in the art without
It needs creative work according to the present invention can conceive and makes many modifications and variations.Therefore, all technologies in the art
Personnel are available by logical analysis, reasoning, or a limited experiment on the basis of existing technology under this invention's idea
Technical solution, all should be within the scope of protection determined by the claims.
Claims (8)
1. a kind of annular rope support construction, which is characterized in that including twice strop and multiple tracks oblique cord, the twice strop is vertically simultaneously
Arrangement is set, and the strop is connected with oblique cord by cord clip node, and the cord clip node is connect with strut.
2. annular rope support construction according to claim 1, which is characterized in that the cord clip node be steel-casting cord clip or
Forging cord clip.
3. annular rope support construction according to claim 1, which is characterized in that the cord clip node includes disconnection type cord clip
With through cord clip, the disconnection type cord clip is arranged in different location according to ring cable force, oblique cable force and rope area of bed or is passed through
Flow-through cord clip.
4. annular rope support construction according to claim 3, which is characterized in that the through cord clip is set to strop folder
At nearly 180 ° of corner connection, the disconnection type cord clip, which is set to strop angle, to be deviateed at 180 °.
5. annular rope support construction according to claim 3, which is characterized in that the through cord clip includes being connected
Cord clip steel casting and otic placode steel casting, the cord clip steel casting include strop interconnecting piece and oblique cord interconnecting piece, the strop connection
Portion has for the through-hole across strop, and the oblique cord interconnecting piece includes the opening for connecting oblique cord, the otic placode steel casting
It is connect with strut.
6. annular rope support construction according to claim 5, which is characterized in that the cord clip steel casting and otic placode steel casting
It is connected by high-strength bolt.
7. annular rope support construction according to claim 3, which is characterized in that the disconnection type cord clip is set to two sections of rings
Between rope, to have there are three the integrated steel-casting being open, three openings are separately connected oblique cord and two sections of strops, the disconnection type
The aperture for connecting strut is equipped in the middle part of cord clip.
8. a kind of suspen-shell structure, which is characterized in that including annular rope support construction as described in claim 1, the annular rope branch
Support structure is supported by strut connects rigid single-layer lattice shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811602808.1A CN109440994B (en) | 2018-12-26 | 2018-12-26 | Annular cable supporting structure and suspended dome |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811602808.1A CN109440994B (en) | 2018-12-26 | 2018-12-26 | Annular cable supporting structure and suspended dome |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109440994A true CN109440994A (en) | 2019-03-08 |
| CN109440994B CN109440994B (en) | 2024-10-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811602808.1A Active CN109440994B (en) | 2018-12-26 | 2018-12-26 | Annular cable supporting structure and suspended dome |
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| Country | Link |
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| CN (1) | CN109440994B (en) |
Cited By (2)
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| CN111441477A (en) * | 2020-04-28 | 2020-07-24 | 北京市建筑设计研究院有限公司 | Spoke type cable truss structure reinforced by carbon fiber cables |
| CN114775801A (en) * | 2022-03-28 | 2022-07-22 | 中建二局安装工程有限公司 | Horseshoe-shaped truss structure steel roof truss and construction method thereof |
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| CN111441477A (en) * | 2020-04-28 | 2020-07-24 | 北京市建筑设计研究院有限公司 | Spoke type cable truss structure reinforced by carbon fiber cables |
| CN114775801A (en) * | 2022-03-28 | 2022-07-22 | 中建二局安装工程有限公司 | Horseshoe-shaped truss structure steel roof truss and construction method thereof |
| CN114775801B (en) * | 2022-03-28 | 2023-03-28 | 中建二局安装工程有限公司 | Horseshoe-shaped truss structure steel roof truss and construction method thereof |
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| Publication number | Publication date |
|---|---|
| CN109440994B (en) | 2024-10-18 |
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