CN104389266B - A kind of steel-mixed combining structure composite material shear connector - Google Patents
A kind of steel-mixed combining structure composite material shear connector Download PDFInfo
- Publication number
- CN104389266B CN104389266B CN201410649035.8A CN201410649035A CN104389266B CN 104389266 B CN104389266 B CN 104389266B CN 201410649035 A CN201410649035 A CN 201410649035A CN 104389266 B CN104389266 B CN 104389266B
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- CN
- China
- Prior art keywords
- bloom
- fiber
- steel
- wing
- lattice coral
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Classifications
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D19/00—Structural or constructional details of bridges
- E01D19/12—Grating or flooring for bridges; Fastening railway sleepers or tracks to bridges
- E01D19/125—Grating or flooring for bridges
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/20—Concrete, stone or stone-like material
- E01D2101/24—Concrete
- E01D2101/26—Concrete reinforced
- E01D2101/262—Concrete reinforced with steel fibres
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/20—Concrete, stone or stone-like material
- E01D2101/24—Concrete
- E01D2101/26—Concrete reinforced
- E01D2101/264—Concrete reinforced with glass fibres
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/20—Concrete, stone or stone-like material
- E01D2101/24—Concrete
- E01D2101/26—Concrete reinforced
- E01D2101/266—Concrete reinforced with fibres other than steel or glass
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01D—CONSTRUCTION OF BRIDGES, ELEVATED ROADWAYS OR VIADUCTS; ASSEMBLY OF BRIDGES
- E01D2101/00—Material constitution of bridges
- E01D2101/30—Metal
Abstract
The invention discloses a kind of steel-mixed combining structure composite material shear connector, comprise steel plate, fiber lattice coral, bloom and concrete, described fiber lattice coral is cementing on steel plate, described bloom is placed on the space place of fiber lattice coral and connects on a surface of a steel sheet, described bloom is along edge placement in fiber lattice coral, plum blossom-shaped is arranged or is evenly arranged, described concreting is on fiber lattice coral, described bloom is for band edge of a wing bloom or be not with edge of a wing bloom, adopt cementing between described bloom and steel plate or be mechanically connected, described mechanical connection is weld stud on steel plate, by reserving hole, bloom is enclosed within peg, and the nut adopting a diameter to be greater than reserving hole is fixed.The present invention effectively prevents stripping, the shear failure of Ge Shan and steel plate, significantly strengthens the shear strength of steel-mixed combining structure, is applicable to building of various Steel Bridge Deck structure.
Description
Technical field
The present invention relates to combining structure technical field, be a kind of composite continuous shear connector that can improve structure shear resistance specifically, be particularly suitable for the composite deck structure in bridge construction.
Background technology
Traditional steel-mixed multiplex peg of combining structure, as Shear connection key, strengthens the combination of steel and concrete, so that jointly stressed.But directly do not connect between each peg, when being sheared, the stressed size of each peg is unbalanced, and peg is stressed discontinuous, can not utilize the shear resistance of all pegs completely.
Summary of the invention
The object of the invention is for prior art Problems existing, provide that a kind of intensity is high, good toughness, structure continuous print steel-mixed combining structure composite material shear connector.
The technical solution used in the present invention is: a kind of steel-mixed combining structure composite material shear connector, comprise steel plate, fiber lattice coral, bloom and concrete, described fiber lattice coral is cementing on steel plate, described bloom is placed on the space place of fiber lattice coral and connects on a surface of a steel sheet, described bloom is along edge placement in fiber lattice coral, plum blossom-shaped is arranged or is evenly arranged, described concreting is on fiber lattice coral, described bloom is for band edge of a wing bloom or be not with edge of a wing bloom, adopt cementing between described bloom and steel plate or be mechanically connected, described mechanical connection is weld stud on steel plate, by reserving hole, bloom is enclosed within peg, and the nut adopting a diameter to be greater than reserving hole is fixed.
As preferably, the edge of a wing of described band edge of a wing bloom is divided into the four Dou You edges of a wing, limit and only has both sides to have two kinds, the edge of a wing, and the edge of a wing is divided into square and wedge shape two kinds.
As preferably, described concrete is ordinary concrete, steel fibrous concrete, epoxy resin concrete, aqueous epoxy resins concrete or RPC.
As preferably, described fiber lattice coral is individual layer lattice coral or Multi-layer lattice coral.
As preferably, described fiber grid is braided fiber grille cloth, fiber grid plate, three dimensional fabric, wire gauze grid or steel grating, is preferably braided fiber grille cloth, can ensure the adhesion strength of itself and orthotropic plate, concrete interface.
As preferably, described fiber grid fiber used adopts carbon fiber, glass fiber, basalt fibre, aramid fiber or hybridization fiber, is preferably carbon fiber.
As preferably, described fiber lattice coral resin used adopts unsaturated polyester (UP), vinylite, epoxy resin or phenolic resins, is preferably epoxy resin.
Beneficial effect: the present invention is by cementing lightweight, high-strength, corrosion resistant fiber grid on steel plate, in lattice coral cavity, place bloom and be connected with lower floor steel plate, by bloom, lattice coral composition continuous print entirety, as composite continuous shear connector, effectively prevent the stripping of Ge Shan and steel plate, shear failure, significantly strengthen the shear strength of steel-mixed combining structure, be applicable to building of various Steel Bridge Deck structure.
Accompanying drawing explanation
Fig. 1 is shear connector bloom edge placement schematic diagram;
Fig. 2 is that shear connector bloom plum blossom-shaped arranges schematic diagram;
Fig. 3 is that shear connector bloom is evenly arranged schematic diagram;
Fig. 4 is bloom and single layer fibre lattice coral composite continuous shear connector structure schematic diagram;
Fig. 5 is bloom and fine multilayer Wei Geshan composite continuous shear connector structure schematic diagram;
Fig. 6 is the cementing connection diagram not with edge of a wing bloom;
Fig. 7 is the cementing connection diagram of two sideband square edge of a wing blooms;
Fig. 8 is the cementing connection diagram of two sideband wedge shape edge of a wing blooms;
Fig. 9 is the cementing connection diagram of four sideband square edge of a wing blooms;
Figure 10 is the cementing connection diagram of four sideband wedge shape blooms;
Figure 11 is mechanical connection peg schematic diagram;
Figure 12 is mechanical connection nut schematic diagram;
Figure 13 is the mechanical connection schematic diagram not with edge of a wing bloom;
Figure 14 is the mechanical connection schematic diagram of two sideband wedge shape edge of a wing blooms;
Figure 15 is the mechanical connection schematic diagram of two sideband square edge of a wing blooms;
Figure 16 is the mechanical connection schematic diagram of four sideband square edge of a wing blooms;
Figure 17 is the mechanical connection schematic diagram of four sideband wedge shape blooms;
Figure 18 is the mechanical connection schematic diagram of screw cap type bloom.
Wherein 1-steel plate; 2-fiber lattice coral; 3-bloom; 4-concrete; The square edge of a wing of 5-; The 6-wedge shape edge of a wing.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention will be further described.
Embodiment 1
As shown in Fig. 1,4,5,6,13, the present invention is a kind of steel-mixed combining structure composite material shear connector, and this component is made up of steel plate 1, fiber lattice coral 2, bloom 3 and concrete 4.Steel plate 1 is orthotropic plate, and fiber lattice coral 2 is single or multiple lift carbon fiber lattice corals, grid rib 10mm, mesh length of side 90mm, thickness 5mm.Bloom 3 is along edge placement in fiber lattice coral 2, and bloom 3 is that the form on the not edge of a wing is cementing or be mechanically connected on steel plate 1, bloom and mesh in the same size, concrete adopts steel fibrous concrete.
Embodiment 2
As shown in Fig. 2,7-10, the present invention is a kind of steel-mixed combining structure composite material shear connector, and this component is made up of steel plate 1, fiber lattice coral 2, bloom 3 and concrete 4.Steel plate 1 is orthotropic plate, and fiber lattice coral 2 is monolayer carbon fiber lattice corals, and fiber lattice coral 2 adopts grid rib 10mm, mesh length of side 90mm, thickness 5mm.Bloom 3 is for plum blossom-shaped is arranged in fiber lattice coral 3, and bloom 3 adopts cementing on steel plate 1, and head diameter is 100mm, and concrete 4 adopts RPC.Bloom 3 is the two sideband square edge of a wing 5 blooms, the two sideband wedge shape edge of a wing 6 blooms, the four sideband square edge of a wing 5 blooms or the four sideband wedge shape edge of a wing 6 blooms.
Embodiment 3
As Fig. 3,11,12, shown in 14-18, the present invention is a kind of steel-mixed combining structure composite material shear connector, and this component is made up of steel plate 1, fiber lattice coral 2, bloom 3 and concrete 4.Steel plate 1 is orthotropic plate, and fiber lattice coral 2 is monolayer carbon fiber lattice corals, adopts pitman cementing between Ge Shan, and fiber mesh muscle 2 adopts grid rib 15mm, mesh length of side 135mm, thickness 6mm.Bloom 3 is for being evenly arranged in fiber lattice coral 2, and bloom 3 adopts and is mechanically connected on steel plate 1, and weld stud on steel plate 1, is enclosed within bloom 3 on peg by reserving hole, and the nut adopting a diameter to be greater than reserving hole is fixed.Bloom 3 is the two sideband square edge of a wing 5 blooms, the two sideband wedge shape edge of a wing 6 blooms, the four sideband square edge of a wing 5 blooms or the four sideband wedge shape edge of a wing 6 blooms.Bloom and mesh in the same size, flange width is 10mm, and concrete 4 adopts ordinary concrete.
The preparation flow of steel in above-mentioned three embodiments-mixed combining structure composite material shear connector structure is as follows:
A, weld on steel plate some peg (if bloom adopt cementing; do not need), then blasting treatment is carried out to steel plate.
B, in the factory with weft fiber bundle (carbon fiber, glass fiber, basalt fibre, aramid fiber or hybridization fiber) and radial fiber bundle (carbon fiber, glass fiber, basalt fibre, aramid fiber or hybridize fiber) orthogonal weave, for increasing its globality, can solidify and one with resin (comprising: unsaturated polyester (UP), vinylite, epoxy resin, phenolic resins), form fiber grid.
C, by cementing on steel plate for fiber lattice coral.
D, bloom is placed in the space place of fiber lattice coral.
E, on fiber grid concreting (ordinary concrete, steel fibrous concrete, epoxy resin concrete, aqueous epoxy resins concrete etc.).
It should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications also should be considered as protection scope of the present invention.The all available prior art of each ingredient not clear and definite in the present embodiment is realized.
Claims (7)
1. steel-mixed combining structure composite material shear connector, it is characterized in that: comprise steel plate, fiber lattice coral, bloom and concrete, described fiber lattice coral is cementing on steel plate, described bloom is placed on the space place of fiber lattice coral and connects on a surface of a steel sheet, described bloom is along edge placement in fiber lattice coral, plum blossom-shaped is arranged or is evenly arranged, described concreting is on fiber lattice coral, described bloom is for band edge of a wing bloom or be not with edge of a wing bloom, adopt cementing between described bloom and steel plate or be mechanically connected, described mechanical connection is weld stud on steel plate, by reserving hole, bloom is enclosed within peg, and the nut adopting a diameter to be greater than reserving hole is fixed.
2. a kind of steel according to claim 1-mixed combining structure composite material shear connector, is characterized in that: the edge of a wing of described band edge of a wing bloom is divided into the four Dou You edges of a wing, limit and only has both sides to have two kinds, the edge of a wing, and the edge of a wing is divided into square and wedge shape two kinds.
3. a kind of steel according to claim 1-mixed combining structure composite material shear connector, is characterized in that: described concrete is ordinary concrete, steel fibrous concrete, epoxy resin concrete, aqueous epoxy resins concrete or RPC.
4. a kind of steel according to claim 1-mixed combining structure composite material shear connector, is characterized in that: described fiber lattice coral is individual layer lattice coral or Multi-layer lattice coral.
5. a kind of steel according to claim 1-mixed combining structure composite material shear connector, is characterized in that: described fiber grid is braided fiber grille cloth, fiber grid plate, three dimensional fabric, wire gauze grid or steel grating.
6. a kind of steel according to claim 1-mixed combining structure composite material shear connector, is characterized in that: fiber employing carbon fiber, glass fiber, basalt fibre, aramid fiber or hybridization fiber that described fiber grid is used.
7. a kind of steel according to claim 1-mixed combining structure composite material shear connector, is characterized in that: resin employing unsaturated polyester (UP), vinylite, epoxy resin or phenolic resins that described fiber lattice coral is used.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410649035.8A CN104389266B (en) | 2014-11-14 | 2014-11-14 | A kind of steel-mixed combining structure composite material shear connector |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410649035.8A CN104389266B (en) | 2014-11-14 | 2014-11-14 | A kind of steel-mixed combining structure composite material shear connector |
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| Publication Number | Publication Date |
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| CN104389266A CN104389266A (en) | 2015-03-04 |
| CN104389266B true CN104389266B (en) | 2016-03-23 |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN106120550B (en) * | 2016-06-24 | 2019-01-18 | 谷建义 | Three-dimensional porous fibrous material deck installation structure and its construction method |
| CN106149561B (en) * | 2016-06-24 | 2019-01-04 | 谷建义 | The bridge deck pavement structure and its construction method of complex three-dimensional porous material |
| CN106168014B (en) * | 2016-06-24 | 2019-01-04 | 谷建义 | Three-dimensional porous metal material deck installation structure and its construction method |
| CN106836639B (en) * | 2017-04-11 | 2022-09-23 | 南京工业大学 | FRP box-shaped section-concrete combined beam provided with bidirectional shear keys |
| CN110409280A (en) * | 2019-07-24 | 2019-11-05 | 中交第一公路勘察设计研究院有限公司 | Assembled Fast Installation combination beam |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JP2002250009A (en) * | 2001-02-23 | 2002-09-06 | Nippon Steel Corp | Steel-concrete composite beam using corrugated steel plate web |
| JP2006138392A (en) * | 2004-11-11 | 2006-06-01 | Kobe Steel Ltd | Plate material joining method and joining structure |
| CN101144258A (en) * | 2007-10-18 | 2008-03-19 | 清华大学 | Corrugated steel web plate box beam with steel-concrete combined plate bottom flange |
| CN102561181A (en) * | 2012-01-10 | 2012-07-11 | 东南大学 | Composite steel-fiber reinforced cement-base bridge deck |
| CN102704394B (en) * | 2012-06-15 | 2014-09-10 | 湖南大学 | Steel-fiber concrete combined bridge deck structure with reinforced joints and construction method of steel-fiber concrete combined bridge deck structure |
| CN204224989U (en) * | 2014-11-14 | 2015-03-25 | 南京工业大学 | A kind of steel-mixed combining structure composite material shear connector |
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