CN106320519A - Steel sheet strip and cable net structure - Google Patents
Steel sheet strip and cable net structure Download PDFInfo
- Publication number
- CN106320519A CN106320519A CN201610815360.6A CN201610815360A CN106320519A CN 106320519 A CN106320519 A CN 106320519A CN 201610815360 A CN201610815360 A CN 201610815360A CN 106320519 A CN106320519 A CN 106320519A
- Authority
- CN
- China
- Prior art keywords
- steel plate
- cord clip
- plate strip
- purlin
- steel sheet
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/34—Extraordinary structures, e.g. with suspended or cantilever parts supported by masts or tower-like structures enclosing elevators or stairs; Features relating to the elastic stability
-
- E—FIXED CONSTRUCTIONS
- E04—BUILDING
- E04B—GENERAL BUILDING CONSTRUCTIONS; WALLS, e.g. PARTITIONS; ROOFS; FLOORS; CEILINGS; INSULATION OR OTHER PROTECTION OF BUILDINGS
- E04B1/00—Constructions in general; Structures which are not restricted either to walls, e.g. partitions, or floors or ceilings or roofs
- E04B1/342—Structures covering a large free area, whether open-sided or not, e.g. hangars, halls
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Physics & Mathematics (AREA)
- Electromagnetism (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Rod-Shaped Construction Members (AREA)
Abstract
The invention discloses a prestressed steel sheet strip and cable net structure. The prestressed steel sheet strip and cable net structure comprises steel sheet strips, bearing cables and a stressed ring beam. With the stressed ring beam as a frame, the steel sheet strips and the bearing cables form crossed longitude lines and latitude lines in the frame. The steel sheet strips and the bearing cables are connected through three-ply type joints, the steel sheet strips and the stressed ring beam are connected through fork lug type joints at supports, and the bearing cables and the stressed ring beam are connected through fork lug type joints at supports. Purlin braces are installed on the steel sheet strips in a bolting or welding mode so as to connect purlins, and a rigid roof can be conveniently installed on the purlins directly. According to the prestressed steel sheet strip and cable net structure, the use quantity of the cables and cable clamps is reduced, and the structure construction cost is effectively lowered; torsion or deflection is not likely to occur, and construction is convenient; besides, the upper rigid roof material can be easily installed after forming.
Description
Technical field
The invention discloses a kind of prestressed structure, especially a kind of steel plate strip full tension structure of rope net, belong to building work
The space structure technical field of journey.
Background technology
Along with the development of construction material, design theory and computational methods, succinct large span efficient, easy construction is empty
Between version more and more abundanter, and wherein the advantage of prestressed structure is the most aobvious prominent.In recent years, large-span cable web frame is in public affairs
The application in building of building together is increasing, main reason is that cable net structure takes full advantage of the high intensity examining tensile behavior of drag-line, builds
Build handsome in appearance, merrily and lightheartedly, be rich in tension force, be a kind of efficient space structure.
Conventional cable net structure is orthogonal by two groups, and the rope that curvature is contrary directly intersects composition, and the most recessed one group is
Track cable, one group of epirelief is steadying line.Cable net structure has adaptation, and span is big, structure is slim and graceful, dead load is light, steel using amount
Less, make full use of Materials with High Strength, structure efficiency is high, save material, assembled in situ degree is high, speed of application is fast and construction environmental protection
Etc. advantage, it is widely used in large span spatial structure.But, according to building and the requirement of structure, conventional cable net structure size of mesh opening
Relatively big, this just requires Roof system self to have well and crosses over performance.Frequently with film material as roofing, it has thickness
Thin, from heavy and light, light transmittance high, but normal film material is easily polluted, poor thermal insulation property, expensive.Face glass, color steel
It is reasonable that the conventional rigid roofings such as plate have structure stress compared with flexible roofing material such as film materials, it is simple to roof heat insulation, anti-pollution,
Easy construction and the advantage such as cheap, if application has huge economic benefit in the flexible structures such as rope net.But will be just
Property roof boarding be applied to conventional cable net structure, connecting between cable body and rigid roofing need special construction measure, due to rope
The feature of body, connection measure often constructs complexity, constructs loaded down with trivial details, adds structure building cost.It addition, cable net structure is installed
Time, drag-line does not has Out-of Plane Stiffness, is launching and is easily producing in lifting process torsion, jumping the phenomenons such as silk, is making troubles to construction.
Summary of the invention
It is an object of the invention to be connected with Roof system especially rigid roofing system for existing conventional cable net structure
Structure deficiency and provide a kind of be easy to connect large-span prestressed flexible mesh structure, thus retain flexible structure construction
While feature, simplify the connecting structure with roofing system, reduce construction cost.
The present invention proposes a kind of steel plate strip cable net structure, including steel plate strip, track cable and pressurized ring beam；With pressurized ring beam
For frame, arranged in a crossed manner through parallel in steel plate strip and track cable composition frame；By triple laminate formula between steel plate strip and track cable
Node connects, and is all connected by fork ear formula node at bearing between steel plate strip and pressurized ring beam, between track cable and pressurized ring beam
Connect.
Steadying line in conventional cable net structure is replaced with steel plate strip by the present invention, has the excellent of traditional rope net flexible structure
In point, belongs to full tension structure system, and steel plate strip itself has certain face and Out-of Plane Stiffness, steel using amount are few, overcome simultaneously
In flexible structure, apply the difficulty of rigid roofing, solve conventional cable net structure and rigid roofing combined structure complexity, make
The problem that valency is high, and it can be deployed in unsupported easy construction method.
Further, triple laminate formula node includes cord clip top plate, cord clip la m and the rope stacked the most successively
Folder lower plywood；Fixing groove is set on the opposite face of cord clip la m and cord clip lower plywood, track cable be pressed on cord clip la m and
Between cord clip lower floor, and it is positioned at fixing groove；Clamping steel plate strip is stacked between cord clip top plate and cord clip la m；Steel plate strip and
Track cable intersects vertically setting；Bolt is reserved in cord clip top plate, cord clip la m, cord clip lower plywood and steel plate strip relevant position
Hole, described spiro keyhole position is in the both sides of fixing groove；Cord clip top plate, steel plate strip, cord clip is from top to bottom sequentially passed through by bolt
La m and cord clip lower plywood, connect cord clip top plate, cord clip la m, cord clip lower plywood and steel plate strip.
Further, 1) and purlin torr (9) relevant position prepared screw-bolt hole (13), purlin torr (9) and steel plate strip (1) are passed through bolt
(12) connecting, purlin torr (9) is used for connecting and fixing purlin (10), (11), purlin torr (9) and purlin (10), (11) by bolt even
Connect.[x1]
Further, described fork ear formula node includes that the first otic placode, the second otic placode, described first otic placode are welded on pressurized ring beam,
Second otic placode junction steel plate strap end portion, is bolted between the first otic placode and the second otic placode；First otic placode and pressurized ring beam
Between junction more than one first ribbed stiffener is set；Junction between second otic placode and steel plate strip arranges more than one
The second ribbed stiffener.
Beneficial effects of the present invention: 1) steel plate strip is easily connected with top rigid roofing, and node can with bolts or weldering
The form connect connects purlin torr and purlin, it is simple to be mounted directly rigid roofing, simple structure, it is not necessary to the connecting joint that design is complicated
Point, easy construction；2) relative to conventional cable, with at bearing and track cable is connected node and all can directly be bolted, subtract
The consumption of few parts such as anchorage, cord clip, reduces design difficulty；3) owing to having certain rigidity in steel plate surface, it is not easy to produce
Reverse and beat, easy construction.Meanwhile, steel plate strip thickness is relatively thin for overall structure span, is applying pre-answering
Before power, Out-of Plane Stiffness is more weak, remains flexible structure construction characteristic, it is possible to realize unsupported integrally dragging erection & lift.
Accompanying drawing explanation
Fig. 1 is that steel plate strip rope net three-dimensional shaft measures intention.
Fig. 2 is steel plate strip rope network plane schematic diagram.
Fig. 3 is steel plate strip rope net joint structure schematic diagram.
Fig. 4 is steel plate strip rope net node generalized section.
Fig. 5 is that purlin connects node schematic diagram.
Fig. 6 is steel plate strip floor map.
Fig. 7 is to pitch ear at bearing to connect node schematic diagram.
Wherein: 1-steel plate strip, 2-steadying line, 3-concrete filled steel tube pressurized ring beam, 4-steel plate strip is connected node with track cable,
5-cord clip top plate, 6-cord clip la m, 7-cord clip lower plywood, 8-bolt, 9-purlin torr, 10-purlin, 11-purlin, 12-bolt,
13-bolt box hole, 14-pressurized ring beam welding otic placode, 15-steel plate strip end otic placode, 16-ribbed stiffener, 17-bolt, 18-adds
Strength rib.
Detailed description of the invention:
Implement bar steel plate band cable net structure of the present invention design and the basic step of construction
1) steel plate strip cable net structure design
(1) first select rigid roofing material, primarily determine that the basic size of rope net grid, geometry topology according to its span ability
Relation, and support restraint condition；
(2) carry out structure and look for shape and force finding, according to rigid roofing material and the permissible deformation value of steel plate rope net, primarily determine that
Structure position shape, prestressing force；
(3) steel plate strip and the material of track cable and specification are determined according to structural initial pre stress value；
(4) ultimate limit state and serviceability limit state analysis and other necessary analysis are carried out；
(5) according to analysis result, adjust and optimize the initial bit shape of steel plate strip cable net structure and structural initial pre stress and other structure
Parameter, including the thickness of steel plate strip, width etc., meets structure and uses requirement.
2) steel plate strip cable net structure construction
Steel plate strip cable net structure is under unstress state, and owing to steel plate strip Out-of Plane Stiffness is the least, overall structure is flexible structure, institute
So that non-stand construction method can be used, particularly as follows:
(1) concrete filled steel tube pressurized ring beam is assembled in precalculated position；
(2) in pressurized ring beam, junction steel plate band from the middle to both ends, and flowing water installs the cord clip upper strata of steel plate strip and middle level
Plate；
(3) lateral middle from two, track cable overhead cable to design attitude, cord clip lower plywood is installed, and tights a bolt；
(4) with at design attitude mounted pressurized ring beam as bearing, install at bearing and promote frock, including jack and carrying
Rise rope；Traction frock rope is installed inside pressurized ring beam, ground track cable is connected at bearing.
(5) with pressurized ring beam as bearing, track cable carrying out classification and alternately promotes and traction, the lifting of this process should
It is to synchronize, to avoid during the course pressurized ring beam being produced disadvantageous moment of flexure；Along with the rising of steel plate strip, the inclination angle of raising cord
It is gradually reduced close to level, now utilizes hauling rope to be connected in place by steel plate strip with pressurized ring beam；
(6) tensioning tooling and jack are installed, synchronize track cable is carried out actively stretch-draw, until structure formation reach to design rope
Power.
Claims (4)
1. a steel plate strip cable net structure, it is characterised in that: include steel plate strip (1), track cable (2) and pressurized ring beam (3)；To be subject to
Pressure ring beam (3) is frame, arranged in a crossed manner through parallel in steel plate strip (1) and track cable (2) composition frame；Steel plate strip (1) and track cable
(2) connected by triple laminate formula node (4) between, between steel plate strip (1) and pressurized ring beam (3), track cable (2) and compression ring
All connected by fork ear formula node at bearing between beam (3)；Bolt or welded and installed purlin torr (9) upper employing of steel plate strip (1),
Purlin (10), (11) are connected, it is convenient on purlin, be mounted directly rigid roofing with this.
A kind of steel plate strip cable net structure the most according to claim 1, it is characterised in that: triple laminate formula node (4) includes
Cord clip top plate (5), cord clip la m (6) and the cord clip lower plywood (7) stacked the most successively；Cord clip la m (6) and
Arranging fixing groove on the opposite face of cord clip lower plywood (7), track cable (2) is pressed on cord clip la m (6) and cord clip lower plywood (7)
Between, and it is positioned at fixing groove；Clamping steel plate strip (1) is stacked between cord clip top plate (5) and cord clip la m (6)；Steel plate strip
(1) intersect vertically setting with track cable (2)；Cord clip top plate (5), cord clip la m (6), cord clip lower plywood (7) and steel plate strip
(1) relevant position prepared screw-bolt hole, described spiro keyhole position is in the both sides of fixing groove；From top to bottom sequentially passed through by bolt (8)
Cord clip top plate (5), steel plate strip (1), cord clip la m (6) and cord clip lower plywood (7), by cord clip top plate (5), cord clip middle level
Plate (6), cord clip lower plywood (7) and steel plate strip (1) connect.
A kind of steel plate strip cable net structure the most according to claim 1, it is characterised in that: steel plate strip (1) and purlin torr (9) are corresponding
Position prepared screw-bolt hole (13), is connected purlin torr (9) and steel plate strip (1) by bolt (12), and purlin torr (9) is used for connecting and fixing
Purlin (10), (11), purlin torr (9) and purlin (10), (11) are bolted.
A kind of steel plate strip cable net structure the most according to claim 1, it is characterised in that: described fork ear formula node includes first
Otic placode (14), the second otic placode (15), described first otic placode (14) is welded on pressurized ring beam (3), and the second otic placode (15) connects steel
Strip (1) end, is connected by bolt (17) between the first otic placode (14) and the second otic placode (15)；First otic placode (14) and pressurized
Junction between ring beam (3) arranges more than one first ribbed stiffener (18)；Between second otic placode (15) and steel plate strip (1)
Junction arranges more than one second ribbed stiffener (16).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610815360.6A CN106320519A (en) | 2016-09-12 | 2016-09-12 | Steel sheet strip and cable net structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610815360.6A CN106320519A (en) | 2016-09-12 | 2016-09-12 | Steel sheet strip and cable net structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106320519A true CN106320519A (en) | 2017-01-11 |
Family
ID=57787693
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610815360.6A Pending CN106320519A (en) | 2016-09-12 | 2016-09-12 | Steel sheet strip and cable net structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106320519A (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019218678A1 (en) * | 2018-12-18 | 2019-11-21 | 北京工业大学 | Cable net structure having double-curve outer ring and interlaced cfrp multi-layer strip cables |
| CN111101600A (en) * | 2019-11-20 | 2020-05-05 | 北京市建筑工程研究院有限责任公司 | Construction method of double-oblique-arch hyperbolic paraboloid cable net structure with limited construction space |
| CN111115044A (en) * | 2019-12-12 | 2020-05-08 | 山东电力工程咨询院有限公司 | Top feeding steel storage bin guyed beamless film top cover structure and storage bin structure |
| CN115992566A (en) * | 2023-03-23 | 2023-04-21 | 北京市建筑工程研究院有限责任公司 | Rigid-flexible orthogonal cable network structure and forming method thereof |
| CN116025095A (en) * | 2023-03-31 | 2023-04-28 | 北京市建筑工程研究院有限责任公司 | Cable-beam composite long-span cable-support arch shell and construction method thereof |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019218678A1 (en) * | 2018-12-18 | 2019-11-21 | 北京工业大学 | Cable net structure having double-curve outer ring and interlaced cfrp multi-layer strip cables |
| CN111101600A (en) * | 2019-11-20 | 2020-05-05 | 北京市建筑工程研究院有限责任公司 | Construction method of double-oblique-arch hyperbolic paraboloid cable net structure with limited construction space |
| CN111101600B (en) * | 2019-11-20 | 2021-04-02 | 北京市建筑工程研究院有限责任公司 | Construction method of double-oblique-arch hyperbolic paraboloid cable net structure with limited construction space |
| CN111115044A (en) * | 2019-12-12 | 2020-05-08 | 山东电力工程咨询院有限公司 | Top feeding steel storage bin guyed beamless film top cover structure and storage bin structure |
| CN111115044B (en) * | 2019-12-12 | 2022-01-11 | 山东电力工程咨询院有限公司 | Top feeding steel storage bin guyed beamless film top cover structure and storage bin structure |
| CN115992566A (en) * | 2023-03-23 | 2023-04-21 | 北京市建筑工程研究院有限责任公司 | Rigid-flexible orthogonal cable network structure and forming method thereof |
| CN115992566B (en) * | 2023-03-23 | 2023-05-30 | 北京市建筑工程研究院有限责任公司 | Rigid-flexible orthogonal cable network structure and forming method thereof |
| CN116025095A (en) * | 2023-03-31 | 2023-04-28 | 北京市建筑工程研究院有限责任公司 | Cable-beam composite long-span cable-support arch shell and construction method thereof |
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Application publication date: 20170111 |
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