CN103410089A - Orthotropic steel plate-fiber grating reinforced concrete combined deck structure - Google Patents

Orthotropic steel plate-fiber grating reinforced concrete combined deck structure Download PDF

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Publication number
CN103410089A
CN103410089A CN2013103437824A CN201310343782A CN103410089A CN 103410089 A CN103410089 A CN 103410089A CN 2013103437824 A CN2013103437824 A CN 2013103437824A CN 201310343782 A CN201310343782 A CN 201310343782A CN 103410089 A CN103410089 A CN 103410089A
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CN
China
Prior art keywords
fiber
concrete
orthotropic plate
fiber grid
bridge deck
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Pending
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CN2013103437824A
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Chinese (zh)
Inventor
方海
徐超
刘伟庆
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Nanjing University
Nanjing University of Science and Technology
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Nanjing University of Science and Technology
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Application filed by Nanjing University of Science and Technology filed Critical Nanjing University of Science and Technology
Priority to CN2013103437824A priority Critical patent/CN103410089A/en
Publication of CN103410089A publication Critical patent/CN103410089A/en
Pending legal-status Critical Current

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Abstract

The invention discloses an orthotropic steel plate-fiber grating reinforced concrete combined deck structure. The deck structure comprises an orthotropic steel plate, fiber gratings, concrete and a wearing layer. The fiber gratings, the concrete and the wearing layer are arranged on the upper side of the orthotropic steel plate successively. The fiber grating is connected with the orthotropic steel plate on the lower side of the fiber grating through a high-performance epoxy resin adhesive, and shear keys are arranged on the periphery of the orthotropic steel plate as required so as to increase the bonding strength. The deck structure has the advantages of being high in interlayer shear resistant capacity, anti-stripping, water-proof, high in rigidity and strength, and good in toughness, is provided with stable high-temperature stability and low-temperature crack resistance, is capable of effectively preventing interlayer cracking, reducing the fatigue cracking risk of the orthotropic steel plate and pavement layers and improving plus or minus bending moment resistance of the steel plate, and is applicable to building and repairing of various steel deck structures.

Description

A kind of orthotropic plate-fiber grid strengthens concrete combined bridge deck structure
Technical field
The present invention relates to the deck installation structure technical field, refer in particular to a kind of compound bridge deck structure of combined bridge deck for bridge construction that can be used as, specifically a kind of waterproof, high tenacity, high-intensity orthotropic plate-fiber grid strengthen concrete combined bridge deck structure.
Background technology
Conventional orthogonal opposite sex Steel Bridge Deck system adopts orthotropic steel bridge deck and the bituminous mixture layer of mating formation to form more.Along with the growth of service time, easily produce bituminous mixture and mat formation that layer damages and the Steel Bridge Deck structural fatigue ftractures, cause potential safety hazard.
Summary of the invention
The objective of the invention is the problem existed for prior art, a kind of high tenacity, high strength, anti-cracking, waterproof are provided and have good high-temperature stability and the orthotropic plate of interlayer binding ability-fiber grid enhancing concrete combined bridge deck structure.
The technical solution used in the present invention is: a kind of orthotropic plate-fiber grid strengthens concrete combined bridge deck structure, and this bridge deck structure comprises orthotropic plate, fiber grid, concrete and wearing layer; The upside of described orthotropic plate is provided with fiber grid, concrete and wearing layer successively, described fiber grid is sticky mutually with the orthotropic plate of its downside by high-performance epoxy resin glue, for increasing its adhesive strength, the orthotropic plate surrounding is provided with shear connector.
As preferably, for strengthening concrete intensity and toughness, and play the effect of resisting simultaneously positive hogging moment, can be in concrete or the concrete upper surface increase and lay one deck fiber grid.
As preferably, described fiber grid is braided fiber grille cloth, fiber grid plate, three dimensional fabric, wire gauze grid or steel grating, is preferably the braided fiber grille cloth, can guarantee 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, resin adopts unsaturated polyester (UP), vinylite, epoxy resin, phenolic resins and all kinds of structure glue, is preferably epoxy resin.
As preferably, described concrete is the polymer concretes such as ordinary concrete, steel fibrous concrete, epoxy resin concrete, aqueous epoxy resins concrete or polyurethane resin concrete, is preferably epoxy resin concrete.
As preferably, described orthotropic plate is to be provided with in length and breadth to the steel facing of mutually perpendicular vertical rib and cross rib, and described vertical rib comprises U-shaped rib and board-like rib.
As preferably, described shear connector adopts screw, sheet material or the Z-shaped section bar of steel.
As preferably, described wearing layer adopts pouring asphalt compound, modified asphalt SMA, epoxy asphalt mixture or concrete.
Beneficial effect: the present invention is by bonding one deck lightweight on orthotropic plate, high-strength, corrosion resistant fiber grid, not only can strengthen the shear resistance at interface, can also reduce the risk of orthotropic plate fatigue cracking, particularly, with the concrete of fiber grid, to have rigidity large for one deck, intensity is high, the advantages such as good toughness, the cracking of layer can effectively prevent from mating formation, make this bridge deck structure shearing strength at intersection ability strong, antistripping, waterproof, rigidity is large, intensity is high, good toughness, have the advantages such as stable high-temperature stability and low-temperature cracking-resistance, can effectively prevent delamination, reduce the risk of orthotropic plate and layer fatigue cracking of mating formation, be applicable to building and repairing of various Steel Bridge Deck structures.
The accompanying drawing explanation
Fig. 1 is the structural representation of the embodiment of the present invention 1;
Fig. 2 is the cross section structure schematic diagram of Fig. 1 bridge deck structure;
Fig. 3 is the structural representation of the embodiment of the present invention 2;
Fig. 4 is the cross section structure schematic diagram of Fig. 3 bridge deck structure;
Fig. 5 is the structural representation of the embodiment of the present invention 1;
Fig. 6 is the cross section structure schematic diagram of Fig. 5 bridge deck structure;
Wherein: 1-orthotropic plate; 2-fiber grid; 3-concrete; 4-wearing layer; 5-shear connector; 6-vertical rib; 7-cross rib.
The specific embodiment
The present invention will be further described below in conjunction with the drawings and specific embodiments.
Embodiment 1
As illustrated in fig. 1 and 2, orthotropic plate of the present invention-fiber grid strengthens concrete combined bridge deck structure, it comprises orthotropic plate 1, orthotropic plate 1 surrounding is provided with the shear connector 5 of screw-type, on orthotropic plate 1, lay thick layer 2mm, mesh spacing is the fiber grid 2 of 50mm * 50mm, fiber grid 2 is gluing in orthotropic plate 1 surface by high-performance epoxy resin, on fiber grid 2, lay successively the thick concrete 3 of 30mm, thick layer 1mm, mesh spacing is the fiber grid 2 of 50mm * 50mm, the thick concrete 3 of 10mm and the thick modified asphalt SMA wearing layer 4 of 20mm.Fiber grid 2 adopts the braided fiber grille cloth, and weft fiber bundle and radial fiber bundle all adopt the braiding of carbon fiber quadrature, and form integral body with epoxy resin cure, and concrete 3 adopts epoxy resin concrete.Described orthotropic plate 1 is for being provided with in length and breadth the steel facing to mutually perpendicular vertical rib 6 and cross rib 7.
Embodiment 2
As shown in Figures 3 and 4, orthotropic plate of the present invention-fiber grid strengthens concrete combined bridge deck structure, it comprises orthotropic plate 1, orthotropic plate 1 both sides are provided with the shear connector 5 of screw-type, on orthotropic plate 1, lay thick layer 2mm, mesh spacing is the fiber grid 2 of 25mm * 25mm, fiber grid 2 is gluing in orthotropic plate 1 surface by high-performance epoxy resin, on fiber grid 2, lay successively the thick concrete 3 of 20mm, thick layer 2mm, mesh spacing is fiber grid 2 and the thick epoxy asphalt mixture wearing layer 4 of 30mm of 25mm * 25mm.Fiber grid 2 adopts the braided fiber grille cloth, weft fiber Shu Caiyong glass fiber, and radial fiber Shu Caiyong carbon fiber, the quadrature braiding, and form integral body with epoxy resin cure, concrete 3 adopts steel fibrous concrete.Described orthotropic plate 1 is for being provided with in length and breadth the steel facing to mutually perpendicular vertical rib 6 and cross rib 7.
Embodiment 3
As illustrated in Figures 5 and 6, orthotropic plate of the present invention-fiber grid strengthens concrete combined bridge deck structure, it comprises orthotropic plate 1, orthotropic plate 1 both sides are provided with the shear connector 5 of screw-type, laying thick layer 2mm, mesh spacing are the fiber grid 2 of 25mm * 25mm on orthotropic plate 1, fiber grid 2 is gluing in orthotropic plate 1 surface by high-performance epoxy resin, on fiber grid 2, lays successively the thick concrete 3 of 30mm and the thick epoxy asphalt mixture wearing layer 4 of 20mm.Fiber grid 2 adopts the braided fiber grille cloth, weft fiber Shu Caiyong glass fiber, and radial fiber Shu Caiyong carbon fiber, the quadrature braiding, and form integral body with epoxy resin cure, concrete 3 adopts epoxy resin concrete.Described orthotropic plate 1 is for being provided with in length and breadth the steel facing to mutually perpendicular vertical rib 6 and cross rib 7.
The preparation flow of orthotropic plate in above-mentioned three embodiment-fiber grid enhancing concrete combined bridge deck structure is as follows:
A, first shear connector 5 in the surperficial both sides weldering of steel case beam orthotropic plate 1 some, then carry out blasting treatment to the upper surface of orthotropic plate 1;
B, 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 hybridization fiber) quadrature, weave in factory, for increasing its globality, can solidify and one with resin (comprising: unsaturated polyester (UP), vinylite, epoxy resin, phenolic resins), form fiber grid 2.
C, on orthotropic plate 1, evenly be coated with one deck high-performance epoxy resin glue, the fiber grid 2 that the b step is formed is bonded on orthotropic plate 1.
D, on fiber grid 2 concreting 3(ordinary concrete, steel fibrous concrete, epoxy resin concrete, aqueous epoxy resins concrete etc.).
E, at concrete 3 upper surfaces or separately in concrete 3 casting process need not separately lay in laying one deck fiber grid 2(embodiment 3).
F, finally build one deck wearing layer 4(pouring asphalt compound, modified asphalt SMA or epoxy asphalt mixture), after wearing layer 4 setting and hardens, wearing layer 4, concrete 3, fiber grid 2 and orthotropic plate 1 are combined as a whole, and form orthotropic plate-fiber grid and strengthen concrete combined bridge deck structure.
In above-mentioned preparation technology: the kind of the kind of each parameter size of the form of structure of fiber grid 2 and size, fiber and quantity, resin, kind and the thickness of concrete 3, wearing layer 4, the form of shear connector 5 all can be adjusted as required flexibly.
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.In the present embodiment not clear and definite each ingredient all available prior art realized.

Claims (9)

1. orthotropic plate-fiber grid strengthens concrete combined bridge deck structure, and it is characterized in that: this bridge deck structure comprises orthotropic plate, fiber grid, concrete and wearing layer; The upside of described orthotropic plate is provided with fiber grid, concrete and wearing layer successively, and described fiber grid is mutually bonding with the orthotropic plate of its downside by high-performance epoxy resin glue, and the orthotropic plate surrounding is provided with shear connector.
2. a kind of orthotropic plate according to claim 1-fiber grid strengthens concrete combined bridge deck structure, it is characterized in that: in described concrete or the concrete upper surface increase and lay one deck fiber grid.
3. a kind of orthotropic plate according to claim 1-fiber grid strengthens concrete combined bridge deck structure, and it is characterized in that: described fiber grid is braided fiber grille cloth, fiber grid plate, three dimensional fabric, wire gauze grid or steel grating.
4. a kind of orthotropic plate according to claim 1-fiber grid strengthens concrete combined bridge deck structure, it is characterized in that: described fiber grid fiber used adopts carbon fiber, glass fiber, basalt fibre, aramid fiber, wire fiber or hybridization fiber, and resin adopts unsaturated polyester (UP), vinylite, epoxy resin or phenolic resins.
5. a kind of orthotropic plate according to claim 1-fiber grid strengthens concrete combined bridge deck structure, and it is characterized in that: described concrete is ordinary concrete, steel fibrous concrete, epoxy resin concrete, aqueous epoxy resins concrete or polyurethane resin concrete.
6. a kind of orthotropic plate according to claim 1-fiber grid strengthens concrete combined bridge deck structure, it is characterized in that: described orthotropic plate is the steel facing be provided with in length and breadth to mutually perpendicular vertical rib and cross rib.
7. a kind of orthotropic plate according to claim 6-fiber grid strengthens concrete combined bridge deck structure, and it is characterized in that: described vertical rib comprises U-shaped rib and board-like rib.
8. a kind of orthotropic plate according to claim 1-fiber grid strengthens concrete combined bridge deck structure, it is characterized in that: described shear connector adopts screw, sheet material or the Z-shaped section bar of steel.
9. a kind of orthotropic plate according to claim 1-fiber grid strengthens concrete combined bridge deck structure, it is characterized in that: described wearing layer adopts pouring asphalt compound, modified asphalt SMA, epoxy asphalt mixture or concrete.
CN2013103437824A 2013-08-08 2013-08-08 Orthotropic steel plate-fiber grating reinforced concrete combined deck structure Pending CN103410089A (en)

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Cited By (12)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103711066A (en) * 2013-12-04 2014-04-09 中铁宝桥集团有限公司 Novel steel box girder top plate unit structure and manufacturing method
CN104452586A (en) * 2014-12-09 2015-03-25 华北水利水电大学 Steel bridge deck pavement structure and pavement method
CN105401519A (en) * 2015-12-17 2016-03-16 中北大学 Anti-knocking steel box beam bridge deck paving structure and paving method
CN105463988A (en) * 2015-12-08 2016-04-06 江苏中路工程技术研究院有限公司 Orthotropic plate enhanced pavement structure and preparation method thereof
CN106284107A (en) * 2016-10-08 2017-01-04 张献斌 A kind of small rural highway bridge transformation reinforcement means
CN106835979A (en) * 2017-04-01 2017-06-13 西南交通大学 A kind of detachable steel bridge deck
CN106835980A (en) * 2017-04-01 2017-06-13 西南交通大学 A kind of unit construction bridge panel
CN106948262A (en) * 2017-05-22 2017-07-14 同济大学建筑设计研究院(集团)有限公司 A kind of Orthotropic Steel Bridge Deck structure with horizontal binder
CN110593027A (en) * 2018-06-13 2019-12-20 比亚迪股份有限公司 Straddle type single rail and rail beam thereof
CN110656547A (en) * 2019-09-25 2020-01-07 太仓标美海绵城市科技有限公司 Concrete road construction method
CN110847064A (en) * 2019-09-19 2020-02-28 上海城建城市运营(集团)有限公司 DR (digital radiography) maintenance method for epoxy asphalt on steel bridge deck of bridge
WO2021077817A1 (en) * 2019-10-22 2021-04-29 江苏中路工程技术研究院有限公司 Precast ultra-high-performance concrete steel bridge deck pavement structure and preparation method

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2734819Y (en) * 2004-08-27 2005-10-19 向中富 Roadway continuous structure of simple-supported beam bridge with FRP composite grating
KR100675400B1 (en) * 2005-09-14 2007-01-30 대원과학대학 산학협력단 Compound frp reinforced panel and method for constructing the bottom slab using the panel
CN103114527A (en) * 2013-03-19 2013-05-22 南京工业大学 Orthotropic steel plate-composite material hollow slab combined bridge floor structure
CN203049452U (en) * 2012-12-27 2013-07-10 南京工业大学 Factory prefabricated orthotropic steel plate-composite material combined bridge floor structure
CN203420221U (en) * 2013-08-08 2014-02-05 南京工业大学 Orthotropic steel plate-fiber grid reinforced concrete combined bridge floor structure

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2734819Y (en) * 2004-08-27 2005-10-19 向中富 Roadway continuous structure of simple-supported beam bridge with FRP composite grating
KR100675400B1 (en) * 2005-09-14 2007-01-30 대원과학대학 산학협력단 Compound frp reinforced panel and method for constructing the bottom slab using the panel
CN203049452U (en) * 2012-12-27 2013-07-10 南京工业大学 Factory prefabricated orthotropic steel plate-composite material combined bridge floor structure
CN103114527A (en) * 2013-03-19 2013-05-22 南京工业大学 Orthotropic steel plate-composite material hollow slab combined bridge floor structure
CN203420221U (en) * 2013-08-08 2014-02-05 南京工业大学 Orthotropic steel plate-fiber grid reinforced concrete combined bridge floor structure

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103711066A (en) * 2013-12-04 2014-04-09 中铁宝桥集团有限公司 Novel steel box girder top plate unit structure and manufacturing method
CN103711066B (en) * 2013-12-04 2016-04-27 中铁宝桥集团有限公司 Novel steel box girder top plate unit structure and preparation method
CN104452586A (en) * 2014-12-09 2015-03-25 华北水利水电大学 Steel bridge deck pavement structure and pavement method
CN104452586B (en) * 2014-12-09 2016-07-06 华北水利水电大学 A kind of bridge deck pavement structure and method for paving
CN105463988A (en) * 2015-12-08 2016-04-06 江苏中路工程技术研究院有限公司 Orthotropic plate enhanced pavement structure and preparation method thereof
CN105401519B (en) * 2015-12-17 2017-06-06 中北大学 A kind of steel box girder bridge floor paving structure and method for paving with the capability of antidetonance
CN105401519A (en) * 2015-12-17 2016-03-16 中北大学 Anti-knocking steel box beam bridge deck paving structure and paving method
CN106284107A (en) * 2016-10-08 2017-01-04 张献斌 A kind of small rural highway bridge transformation reinforcement means
CN106835979B (en) * 2017-04-01 2018-08-07 西南交通大学 A kind of detachable steel bridge deck
CN106835980A (en) * 2017-04-01 2017-06-13 西南交通大学 A kind of unit construction bridge panel
CN106835979A (en) * 2017-04-01 2017-06-13 西南交通大学 A kind of detachable steel bridge deck
CN106948262A (en) * 2017-05-22 2017-07-14 同济大学建筑设计研究院(集团)有限公司 A kind of Orthotropic Steel Bridge Deck structure with horizontal binder
CN110593027A (en) * 2018-06-13 2019-12-20 比亚迪股份有限公司 Straddle type single rail and rail beam thereof
CN110847064A (en) * 2019-09-19 2020-02-28 上海城建城市运营(集团)有限公司 DR (digital radiography) maintenance method for epoxy asphalt on steel bridge deck of bridge
CN110656547A (en) * 2019-09-25 2020-01-07 太仓标美海绵城市科技有限公司 Concrete road construction method
WO2021077817A1 (en) * 2019-10-22 2021-04-29 江苏中路工程技术研究院有限公司 Precast ultra-high-performance concrete steel bridge deck pavement structure and preparation method

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