CN104929033A - Bridge structure similar to double-layer structure - Google Patents
Bridge structure similar to double-layer structure Download PDFInfo
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- CN104929033A CN104929033A CN201510299387.XA CN201510299387A CN104929033A CN 104929033 A CN104929033 A CN 104929033A CN 201510299387 A CN201510299387 A CN 201510299387A CN 104929033 A CN104929033 A CN 104929033A
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Abstract
The invention discloses a bridge structure similar to a double-layer structure. The bridge structure comprises a bridge main body, wherein two layers of an upper bridge floor and a lower bridge floor are arranged on the bridge main body, the upper bridge floor is a motor way, the lower bridge floor is a non-motor way and a pedestrian way, and the lower bridge floor is moved downwards to the outer side of the bottom of a bridge after lowering treatments, so that pedestrians and motor vehicles are completely separated; balustrades are arranged on the outer edge of the lower bridge floor, so that safety of the pedestrians and non-motor vehicles is ensured. The bridge floors are staggered, elevations of the non-motor way and the pedestrian way are lowered, and the non-motor way and the pedestrian way are moved downwards to the outer side of the bottom of the bridge, so that the bridge structure similar to the double-layer structure is formed, layered passing of the pedestrians and the motor vehicles are realized, and climbing heights of the non-motor vehicles and the pedestrians are shortened; a longitudinal slope of the motor way is suitably prolonged, so that the length of the bridge is greatly shortened; the safety of the pedestrians and the non-motor vehicles is ensured, besides, interference to the motor vehicles is also avoided during driving, and the driving is smoother; a space is effectively and reasonably utilized.
Description
Technical field
The present invention relates to bridge construction technical field, particularly relate to one " class is double-deck " bridge construction.
Background technology
At present, generally the road width formation of bridge construction is: motorway+nonmotorized vehicle lane+sidewalk, motorway and nonmotorized vehicle lane, sidewalk are in same plane.This bridge deck structure form comes with some shortcomings part: bicycle system, sidewalk all belong to slow system, manage with in the same plane being not easy to of the motorway of rapid system; Well can not ensure the safety problem of pedestrian and bicycle; Sidewalk, non-locomotive road are climbed highly consistent with runway, when runway climbing is highly higher, and the mobile relative difficulty of pedestrian and bicycle; In urban traffic, the bridge of Urban Bridge is wide all wider, and add the structures such as nonmotorized vehicle lane, sidewalk and greenbelt, it is even wider that width can reach 50m.Secondly, much wider than road bridge, railway bridge in the nonmotorized vehicle lane of Urban Bridge and sidewalk, to ensure that urban compact crowd's is current.
Summary of the invention
The object of the present invention is to provide one " class is double-deck " bridge construction, effectively solve the problem.
For effectively solving the problems of the technologies described above, the technical scheme that the present invention takes is as follows:
" class is double-deck " bridge construction, comprise bridge main body, upper bridge floor is provided with and lower bridge floor is two-layer in described bridge main body, described upper bridge floor is motorway, described lower bridge floor is by nonmotorized vehicle lane and pavement, and described lower bridge floor is displaced downwardly to outside at the bottom of described bridge after reducing process, makes people's car be separated completely; The outward flange of described lower bridge floor is provided with railing, to ensure the safety of pedestrian and bicycle.
Especially, described bridge main body is " class is double-deck " prestressed concrete equal altitudes cross section box-girder, and be provided with case beam base plate and case back plate, described case Liang Dibanchu sets up outer Cantilever Beams and interior Cantilever Beams; Described case back plate is set as the upper bridge floor for arranging runway.
Especially, described outer Cantilever Beams is sidewalk and nonmotorized vehicle lane, and described interior Cantilever Beams is the supplementary structure settling telecommunications, electric power or water supply pipe, and described outer Cantilever Beams its outer edges is provided with railing.
Especially, described bridge main body is for holding formula fixed-end arch arch bridge structure, comprise main arch ring, stull, gooseneck, bear bridge floor and sidewalk outrigger, described main arch ring is steel case section, and establishes flexible suspension rod to hang gooseneck, described in bear bridge floor dead load and mobile load, described gooseneck and sidewalk outrigger are linked to be entirety, be linked to be entirety, forming bottom bridge floor is that pedestrian and bicycle use, and realizes human and vehicle shunting.
Especially, described bottom bridge floor, lower than bearing bridge floor, forms people's car and divides line bridge construction, and namely roadway is independent of centre, and sidewalk and nonmotorized vehicle lane form " second layer " on both sides.
Beneficial effect of the present invention is: " class is double-deck " provided by the invention bridge construction, compared with conventional bridge construction, be designed to arrange upper and lower two-layer bridge floor, upper bridge floor is runway, lower bridge floor is sidewalk and nonmotorized vehicle lane, people's car is separated completely, in lines, so both ensure that wagon flow not by the interference of People's Bank of China, driving is more smooth, fully ensure that again the safety of pedestrian and bicycle; There is the climbing height reducing bicycle, walkway, being conducive to alleviating the fatigue of pedestrian when climbing; Meanwhile, suitably can strengthen the longitudinal gradient of motorway, greatly reduce bridge length; By bicycle and People's Bank of China's way independent, be convenient to management; Adopt Dual-layer bridge deck structure, can effectively reduce bridge wide, make that bridge is wide more to be met Bridge Landscape requirement with river width ratio, more coordinate, whole Bridges is short and sweet, beautiful generous; Effectively and reasonably make use of space, for bridge design provides new mentality of designing.
Below in conjunction with accompanying drawing, the present invention is described in detail.
Accompanying drawing explanation
Fig. 1 is the structure elevation for the embodiment of the present invention 1;
Fig. 2 is the structure elevation for the embodiment of the present invention 2;
Wherein:
On 1 case back plate, in bridge floor, 2 outer Cantilever Beams, 3, Cantilever Beams, 4 railings, 5 bear bridge floor, 6 outriggers, 7 main arch rings, 8 flexible suspension rods, 9 crossbeams, 10 stulls.
Detailed description of the invention
Embodiment 1:
As shown in Figure 1, the present embodiment disclosed " class is double-deck " bridge construction is " class is double-deck " prestressed concrete equal altitudes cross section box-girder bridge girder construction, its composition comprises: on the basis of conventional case beam, sets up outer Cantilever Beams 2 and interior Cantilever Beams 3 at case Liang Dibanchu.On case back plate, bridge floor 1 is for arranging runway, and outer Cantilever Beams 2 can be used for arranging sidewalk, nonmotorized vehicle lane, and interior Cantilever Beams 3 can be used for arranging telecommunications, electric power, water supply pipe etc., plays its comprehensive benefit; Described outer Cantilever Beams 2 its outer edges is provided with railing 4, ensures the safety of pedestrian and bicycle;
In the present embodiment:
Described " class is double-deck " prestressed concrete equal altitudes cross section box-girder is single box double room.Single box double room is adopted to this " class is double-deck " main bridge girder, its casing torsional rigidity better, is more conducive to the transmission of substructure power, can save again bridge deck transverse prestress bundle simultaneously, avoid each guarantee influencing each other to prestressing tendon, be more conducive to construction quality; The longitudinal gradient of motorway just can suitably strengthen, and greatly reduces bridge length, saves construction costs.Bicycle, walkway adopt light-duty railing.
Embodiment 2:
As shown in Figure 2, the present embodiment disclosed " class is double-deck " bridge construction is " class is double-deck " half-through fixed-end arch arch bridge, set main bridge as " class is double-deck " structure, comprise main arch ring 7 and stull 10, described main arch ring 7 is steel case section, if flexible suspension rod 8 hangs gooseneck 9, bear bridge floor 5 dead load and mobile load, gooseneck 9 and sidewalk outrigger 6 are linked to be entirety, are linked to be entirety, form bottom bridge floor and specialize in pedestrian and bicycle use, realize human and vehicle shunting.
In the present embodiment:
By lower for the ratio runway of sidewalk, nonmotorized vehicle lane design, because load is less, do not need very high building height, material is thus formed people's car and divide line bridge construction, namely roadway is independent of centre, and sidewalk and nonmotorized vehicle lane form " second layer " on both sides.Sidewalk adopts overhanging steel box girder, is box section; Cantilever Beams spacing is with crossbeam spacing, and connect with longeron between two outriggers, first longeron is supported on the bracket of outrigger, behind location, and firm welding, then ribbed steel is installed.
Applicant states, person of ordinary skill in the field is on the basis of above-described embodiment, by above-described embodiment step, combined with the technical scheme of summary of the invention part, thus the new method produced, also be one of record scope of the present invention, the application, for making manual simple and clear, no longer enumerates other embodiment of these steps.
Know-why is as follows:
1, the present invention adopts the form that motor vehicle is separated with sidewalk, bicycle.That is: sidewalk and nonmotorized vehicle lane are located on the outrigger of lower floor, so namely ensure that the safety of pedestrian, also ensure that driving is not subject to the interference of the stream of people and bicycle.
What 2, the present invention designed is displaced downwardly to bicycle, walkway outside at the bottom of bridge, such an arrangement reduces the climbing height of bicycle, walkway, achieve bicycle, pedestrian is separated completely with motor vehicle, also taken into account pedestrian's view function simultaneously, the traffic organization system that final formation bicycle, pedestrian are perfect, and this traffic organization system can meet the requirement of urban road specification and barrier free design well.
3, the utilization to space released by yes " class is double-deck " bridge construction form lock of the present invention, and wider sidewalk creates more space for pedestrian and bicycle.From Bridge Landscape principle, wide bridge floor makes river surface present pressure and faces upward sense, and under the prerequisite meeting traffic needs, bridge deck width effectively reduces by the present invention.
4, after bicycle, pavement deal with do reduction by the present invention, the longitudinal gradient of main bridge motorway just can suitably strengthen, and greatly reduces bridge length.
The another statement of applicant, the present invention illustrates implementation method of the present invention and apparatus structure by above-described embodiment, but the present invention is not limited to above-mentioned embodiment, does not namely mean that the present invention must rely on said method and structure could be implemented.Person of ordinary skill in the field should understand, any improvement in the present invention, replaces and the interpolation of step, concrete way choice etc., all drop within protection scope of the present invention and open scope implementation method equivalence selected by the present invention.
The present invention is not limited to above-mentioned embodiment, and all employings and analog structure of the present invention and method thereof realize all embodiments of the object of the invention all within scope.
Claims (5)
1. " class is double-deck " bridge construction, it is characterized in that, comprise bridge main body, upper bridge floor is provided with and lower bridge floor is two-layer in described bridge main body, described upper bridge floor is motorway, described lower bridge floor is by nonmotorized vehicle lane and pavement, and described lower bridge floor is displaced downwardly to outside at the bottom of described bridge after reducing process, and people's car is separated completely; The outward flange of described lower bridge floor is provided with railing, to ensure the safety of pedestrian and bicycle.
2. " class is double-deck " bridge construction according to claim 1, it is characterized in that, described bridge main body is " class is double-deck " prestressed concrete equal altitudes cross section box-girder, and be provided with case beam base plate and case back plate, described case Liang Dibanchu sets up outer Cantilever Beams and interior Cantilever Beams; Described case back plate is set as the upper bridge floor for arranging runway.
3. " class is double-deck " bridge construction according to claim 2, it is characterized in that, described outer Cantilever Beams is sidewalk and nonmotorized vehicle lane, and described interior Cantilever Beams is the supplementary structure settling telecommunications, electric power or water supply pipe, and described outer Cantilever Beams its outer edges is provided with railing.
4. " class is double-deck " bridge construction according to claim 1, it is characterized in that, described bridge main body, for holding formula fixed-end arch arch bridge structure, comprises main arch ring, stull, gooseneck, bears bridge floor and sidewalk outrigger, and described main arch ring is steel case section, and establish flexible suspension rod to hang gooseneck, describedly bear bridge floor dead load and mobile load, described gooseneck and sidewalk outrigger are linked to be entirety, are linked to be entirety, forming bottom bridge floor is that pedestrian and bicycle use, and realizes human and vehicle shunting.
5. " class is double-deck " bridge construction according to claim 3, is characterized in that, described bottom bridge floor, lower than bearing bridge floor, forms people's car and divides line bridge construction, and namely roadway is independent of centre, and sidewalk and nonmotorized vehicle lane form " second layer " on both sides.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN201510299387.XA CN104929033A (en) | 2015-06-04 | 2015-06-04 | Bridge structure similar to double-layer structure |
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| CN201510299387.XA CN104929033A (en) | 2015-06-04 | 2015-06-04 | Bridge structure similar to double-layer structure |
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| CN104929033A true CN104929033A (en) | 2015-09-23 |
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| CN201510299387.XA Pending CN104929033A (en) | 2015-06-04 | 2015-06-04 | Bridge structure similar to double-layer structure |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107142799A (en) * | 2017-05-23 | 2017-09-08 | 中建钢构有限公司 | Bicycle high-speed channel box culvert structure |
| CN109371800A (en) * | 2018-11-15 | 2019-02-22 | 莆田华侨中学 | Human and vehicle shunting and sight seeing and pastime structural bridge |
| CN110593078A (en) * | 2019-09-06 | 2019-12-20 | 中铁二院工程集团有限责任公司 | Highway-railway parallel double-girder highway-railway combined bridge |
| CN113718619A (en) * | 2021-08-09 | 2021-11-30 | 天津市政工程设计研究总院有限公司 | Suspension type bridge of people's bank of china system of walking slowly |
Citations (6)
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|---|---|---|---|---|
| JPH01284601A (en) * | 1988-03-25 | 1989-11-15 | Jean Muller | Bridge and construction method thereof |
| JP2003013411A (en) * | 2001-06-28 | 2003-01-15 | Sumitomo Constr Co Ltd | Method for repairing concrete bridge girder |
| CN101187197A (en) * | 2007-12-03 | 2008-05-28 | 湖南大学 | Steel-concrete combined structure double-deck continuous girder bridge |
| CN203393596U (en) * | 2013-08-02 | 2014-01-15 | 江苏中设工程咨询集团有限公司 | Urban bridge structure crossing highways or high grade channels |
| CN203755128U (en) * | 2014-03-31 | 2014-08-06 | 哈尔滨理工大学 | Box girder |
| CN203768785U (en) * | 2014-04-08 | 2014-08-13 | 上海市城市建设设计研究总院 | Corrugated steel web combined bridge allowing passing through on double layers |
-
2015
- 2015-06-04 CN CN201510299387.XA patent/CN104929033A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH01284601A (en) * | 1988-03-25 | 1989-11-15 | Jean Muller | Bridge and construction method thereof |
| JP2003013411A (en) * | 2001-06-28 | 2003-01-15 | Sumitomo Constr Co Ltd | Method for repairing concrete bridge girder |
| CN101187197A (en) * | 2007-12-03 | 2008-05-28 | 湖南大学 | Steel-concrete combined structure double-deck continuous girder bridge |
| CN203393596U (en) * | 2013-08-02 | 2014-01-15 | 江苏中设工程咨询集团有限公司 | Urban bridge structure crossing highways or high grade channels |
| CN203755128U (en) * | 2014-03-31 | 2014-08-06 | 哈尔滨理工大学 | Box girder |
| CN203768785U (en) * | 2014-04-08 | 2014-08-13 | 上海市城市建设设计研究总院 | Corrugated steel web combined bridge allowing passing through on double layers |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107142799A (en) * | 2017-05-23 | 2017-09-08 | 中建钢构有限公司 | Bicycle high-speed channel box culvert structure |
| CN109371800A (en) * | 2018-11-15 | 2019-02-22 | 莆田华侨中学 | Human and vehicle shunting and sight seeing and pastime structural bridge |
| CN110593078A (en) * | 2019-09-06 | 2019-12-20 | 中铁二院工程集团有限责任公司 | Highway-railway parallel double-girder highway-railway combined bridge |
| CN113718619A (en) * | 2021-08-09 | 2021-11-30 | 天津市政工程设计研究总院有限公司 | Suspension type bridge of people's bank of china system of walking slowly |
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Application publication date: 20150923 |