CN203420221U - Orthotropic steel plate-fiber grating reinforced concrete combined bridge deck structure - Google Patents
Orthotropic steel plate-fiber grating reinforced concrete combined bridge deck structure Download PDFInfo
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- CN203420221U CN203420221U CN201320483310.4U CN201320483310U CN203420221U CN 203420221 U CN203420221 U CN 203420221U CN 201320483310 U CN201320483310 U CN 201320483310U CN 203420221 U CN203420221 U CN 203420221U
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- concrete
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- orthotropic plate
- bridge deck
- fiber grid
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- 239000000835 fiber Substances 0.000 title claims abstract description 83
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 25
- 239000010959 steel Substances 0.000 title claims abstract description 25
- 239000011150 reinforced concrete Substances 0.000 title abstract 2
- 239000004567 concrete Substances 0.000 claims abstract description 65
- 239000003822 epoxy resin Substances 0.000 claims abstract description 23
- 229920000647 polyepoxide Polymers 0.000 claims abstract description 23
- 239000003292 glue Substances 0.000 claims abstract description 5
- 239000010426 asphalt Substances 0.000 claims description 12
- 239000004744 fabric Substances 0.000 claims description 8
- 229920000049 Carbon (fiber) Polymers 0.000 claims description 7
- 239000004917 carbon fiber Substances 0.000 claims description 7
- VNWKTOKETHGBQD-UHFFFAOYSA-N methane Chemical compound C VNWKTOKETHGBQD-UHFFFAOYSA-N 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 7
- 239000003365 glass fiber Substances 0.000 claims description 6
- 229920006305 unsaturated polyester Polymers 0.000 claims description 6
- 239000004593 Epoxy Substances 0.000 claims description 5
- 229920002748 Basalt fiber Polymers 0.000 claims description 4
- 229920006231 aramid fiber Polymers 0.000 claims description 4
- 238000009396 hybridization Methods 0.000 claims description 4
- 229920005989 resin Polymers 0.000 claims description 4
- 239000011347 resin Substances 0.000 claims description 4
- 229920006387 Vinylite Polymers 0.000 claims description 3
- 150000001875 compounds Chemical class 0.000 claims description 3
- LNEPOXFFQSENCJ-UHFFFAOYSA-N haloperidol Chemical compound C1CC(O)(C=2C=CC(Cl)=CC=2)CCN1CCCC(=O)C1=CC=C(F)C=C1 LNEPOXFFQSENCJ-UHFFFAOYSA-N 0.000 claims description 3
- 229920001568 phenolic resin Polymers 0.000 claims description 3
- 239000005007 epoxy-phenolic resin Substances 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 229920005749 polyurethane resin Polymers 0.000 claims description 2
- 230000015572 biosynthetic process Effects 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 2
- 230000000694 effects Effects 0.000 abstract description 2
- 238000010008 shearing Methods 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 20
- 238000005336 cracking Methods 0.000 description 4
- 238000004026 adhesive bonding Methods 0.000 description 3
- 238000009954 braiding Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000013011 mating Effects 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000002708 enhancing effect Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005422 blasting Methods 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000032798 delamination Effects 0.000 description 1
- 239000004615 ingredient Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 239000002986 polymer concrete Substances 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
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Abstract
The utility model discloses an orthotropic steel plate-fiber grating reinforced concrete combined bridge deck structure, which comprises an orthotropic steel plate, a fiber grating, concrete and a wearing layer; the upper side of the orthotropic steel plate is sequentially provided with a fiber grating, concrete and a wearing layer, the fiber grating is connected with the orthotropic steel plate on the lower side of the fiber grating through high-performance epoxy resin glue, and shear keys can be arranged on the periphery of the orthotropic steel plate as required to increase the bonding strength of the orthotropic steel plate. The utility model discloses a bridge floor structure layer advantage such as ability of shearing strong, anti peeling off, waterproof, rigidity is big, intensity is high, toughness is good, have stable high temperature stability and low temperature crack resistance, can effectively prevent the layer fracture, reduce orthotropic steel sheet and mat formation layer fatigue crack's risk to can strengthen the effect that the steel sheet resists positive and negative moment of flexure, be applicable to the construction and the repair of various steel bridge face structures.
Description
Technical field
The utility model relates to deck installation structure technical field, refer in particular to a kind of combined bridge deck that can be used as for the compound bridge deck structure of bridge construction, 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 Steel Bridge Deck structural fatigue ftractures, cause potential safety hazard.
Summary of the invention
The purpose of this utility model is the problem existing for prior art, a kind of high tenacity, high strength, anti-cracking, waterproof is provided and has good high-temperature stability and the orthotropic plate of interlayer binding ability-fiber grid enhancing concrete combined bridge deck structure.
The technical solution adopted in the utility model 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, orthotropic plate surrounding is provided with shear connector.
As preferably, for strengthening concrete intensity and toughness, and play the effect of simultaneously resisting positive hogging moment, can be in concrete or 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 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 utility model is by one deck lightweight that bonds 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, there is 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.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment 1;
Fig. 2 is the cross section structure schematic diagram of Fig. 1 bridge deck structure;
Fig. 3 is the structural representation of the utility model embodiment 2;
Fig. 4 is the cross section structure schematic diagram of Fig. 3 bridge deck structure;
Fig. 5 is the structural representation of the utility model embodiment 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
Below in conjunction with the drawings and specific embodiments, the utility model is described further.
As illustrated in fig. 1 and 2, the utility model orthotropic plate-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 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.
As shown in Figures 3 and 4, the utility model orthotropic plate-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 braided fiber grille cloth, weft fiber Shu Caiyong glass fiber, and radial fiber Shu Caiyong carbon fiber, 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.
As illustrated in Figures 5 and 6, the utility model orthotropic plate-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, the fiber grid 2 that to lay thick layer 2mm, mesh spacing on orthotropic plate 1 be 25mm * 25mm, fiber grid 2 is gluing in orthotropic plate 1 surface by high-performance epoxy resin, lays successively the thick concrete 3 of 30mm and the thick epoxy asphalt mixture wearing layer 4 of 20mm on fiber grid 2.Fiber grid 2 adopts braided fiber grille cloth, weft fiber Shu Caiyong glass fiber, and radial fiber Shu Caiyong carbon fiber, 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, the 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;
In b, 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 hybridization fiber) quadrature, weave, 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, be evenly coated with one deck high-performance epoxy resin glue, the fiber grid 2 that 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, not departing under the prerequisite of the utility model principle, can also make some improvements and modifications, these improvements and modifications also should be considered as protection domain of the present utility model.In the present embodiment not clear and definite each ingredient all available prior art realized.
Claims (9)
1. orthotropic plate-fiber grid strengthens a concrete combined bridge deck structure, 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 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 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, 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, 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 being 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, 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.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320483310.4U CN203420221U (en) | 2013-08-08 | 2013-08-08 | Orthotropic steel plate-fiber grating reinforced concrete combined bridge deck structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320483310.4U CN203420221U (en) | 2013-08-08 | 2013-08-08 | Orthotropic steel plate-fiber grating reinforced concrete combined bridge deck structure |
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| CN203420221U true CN203420221U (en) | 2014-02-05 |
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| CN201320483310.4U Expired - Fee Related CN203420221U (en) | 2013-08-08 | 2013-08-08 | Orthotropic steel plate-fiber grating reinforced concrete combined bridge deck structure |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103410089A (en) * | 2013-08-08 | 2013-11-27 | 南京工业大学 | Orthotropic steel plate-fiber grating reinforced concrete combined bridge deck structure |
| CN104032893A (en) * | 2014-06-26 | 2014-09-10 | 南京工业大学 | A integrated into one piece's FRP broken line shaped plate structure for composite beam |
| CN104074126A (en) * | 2014-06-05 | 2014-10-01 | 邢台路桥建设总公司 | Steel-concrete combined beam plate structure for small bridge culvert |
| CN107386110A (en) * | 2017-08-07 | 2017-11-24 | 张家港市兴鸿达基础有限公司 | A kind of high intensity prefabricated components of crack resistence |
| CN112878626A (en) * | 2021-01-13 | 2021-06-01 | 深圳新美装饰建设集团有限公司 | Indoor waterproof structure and construction method thereof |
-
2013
- 2013-08-08 CN CN201320483310.4U patent/CN203420221U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103410089A (en) * | 2013-08-08 | 2013-11-27 | 南京工业大学 | Orthotropic steel plate-fiber grating reinforced concrete combined bridge deck structure |
| CN104074126A (en) * | 2014-06-05 | 2014-10-01 | 邢台路桥建设总公司 | Steel-concrete combined beam plate structure for small bridge culvert |
| CN104032893A (en) * | 2014-06-26 | 2014-09-10 | 南京工业大学 | A integrated into one piece's FRP broken line shaped plate structure for composite beam |
| CN104032893B (en) * | 2014-06-26 | 2016-03-23 | 南京工业大学 | A integrated into one piece's FRP broken line shaped plate structure for composite beam |
| CN107386110A (en) * | 2017-08-07 | 2017-11-24 | 张家港市兴鸿达基础有限公司 | A kind of high intensity prefabricated components of crack resistence |
| CN112878626A (en) * | 2021-01-13 | 2021-06-01 | 深圳新美装饰建设集团有限公司 | Indoor waterproof structure and construction method thereof |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140205 Termination date: 20170808 |
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| CF01 | Termination of patent right due to non-payment of annual fee |