CN103015305A - Double opposite arch structure bridge - Google Patents
Double opposite arch structure bridge Download PDFInfo
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- CN103015305A CN103015305A CN2011102803843A CN201110280384A CN103015305A CN 103015305 A CN103015305 A CN 103015305A CN 2011102803843 A CN2011102803843 A CN 2011102803843A CN 201110280384 A CN201110280384 A CN 201110280384A CN 103015305 A CN103015305 A CN 103015305A
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- arched girder
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Abstract
The invention provides a double opposite arch structure bridge and relates to a bridge structure, which comprises a main bridge floor beam, a bottom chord arched beam, a top chord cable beam, a bottom chord arched beam suspender and a top chord cable beam bracket, and is characterized in that the linear distance between the main bridge floor beam and the bottom chord arched beam and the linear distance between the main bridge floor beam and the top chord cable beam are equal, the bottom chord arched beam is arranged above the main bridge floor beam, the top chord cable beam is arranged under the main bridge floor beam, two ends of the main bridge floor beam, the bottom chord arched beam and the top chord cable beam are respectively fixedly connected to one point or the same vertical plane, and the middle parts of main bridge floor beam, the bottom chord arched beam and the top chord cable beam are connected by the bottom chord arched beam suspender and the top chord cable beam bracket so as to form a closed or semi-closed stressed whole body. Compared with the prior art, the bridge disclosed by the invention enables arched support bearing force and suspended cable hauling bearing force to form resultant force complementation, at the same time outward pushing force formed by an arched beam structure and inward pulling force formed by a suspended cable structure are mutually offset in a unified structure body and converted into vertical pressure, the destructive effect of horizontal stress on a bridge foundation is eliminated, a span can be prolonged, the bearing capacity is increased, the cost is reduced, and the disaster resisting capacity is improved, so that the bridge has good popularization and use values.
Description
One, technical field:
The present invention relates to bridge construction, specifically a kind of opposite double-bow structure bridge.
Two, background technology:
Bow structure bridge under the prior art mainly contains the lower edge arch bridge of rigidity, such as the The Zhaozhou Bridge of Hebei China, and Sydney bridge of Australia etc., and the flexible cable bridge that winds up, such as the Gold Gate Bridge of the U.S., the London Tower Bridge, England of Britain etc.These technology are all used the direction of transfer of metastatic capacity and the framework characteristic of original creation, the span of having extended bridge, and the epoch of having created on the bridge construction history are classical.But, under prior art, the horizontal thrust that the lower edge arch bridge forms, the horizontal pull that the cable bridge that winds up forms, the body pillar body of bridge is less or substantially can not bear and balance, and the basic or large section of its horizontal stress is collected in bridge shoulder or tower crane.Thereby, bridge shoulder pier and tower crane there are high requirement.Can not or be difficult for build powerful shoulder pier or the geology of tower crane, the bridge construction of geomorphological environment for many, increased obstacle and difficulty, or increased the bridge construction cost and risk, limited the application and development of these technology.
Three, summary of the invention:
The objective of the invention is provides a kind of and winds up for above deficiency and problem, and lower edge is integrated; Make lateral thrust and the pulling force of bow structure structure, cancel out each other in the bridge main body structure or reduce, complete or large section is converted to the opposite double-bow structure bridge of pressure at right angle.
The technical scheme that the present invention solves its technical problem is:
A kind of opposite double-bow structure bridge, its structure comprises the main body bridge floor beam, the lower edge arched girder, Suo Liang winds up, lower edge arched girder suspension rod and the rope boom support that winds up, the lateral stability support, oblique center rest and abutment, it is characterized in that the main body bridge floor beam, the two ends air line distance of lower edge arched girder and the Suo Liang that winds up equates, rigidity is set on the bridge floor body pillar, two ends join, and the lower edge arched girder of median rise arranges some lower edge arched girder suspension rods between lower edge arched girder and the bridge floor body pillar, flexibility (or rigidity) is set under the bridge floor body pillar, two ends join, the middle lower outstanding Suo Liang that winds up, bridge floor body pillar and wind up some rope boom supports that wind up are set between the Suo Liang, between two or more bridge floor body pillar arranged side by side, between the lower edge arched girder, wind up some lateral stability supports and oblique center rest are set between the Suo Liang, the integral body of combination sits on the abutment at two ends.
The lower edge arched girder intersects with the Suo Liang that winds up and all is arranged on the bridge floor body pillar, and the Suo Liang two ends of winding up are connected on the tower crane.
The up and down multiple layer that the bridge floor body pillar is designed to be arranged in parallel.
Opposite double-bow structure bridge of the present invention compared with prior art has more powerful horizontal support power, can bear more long span, larger load-bearing, and the bridge design of more comprehensive purposes, in addition, it also has following remarkable advantage:
1, the lower edge arched girder is used in a bridge block simultaneously with the rope girder construction of winding up, two kinds of bearing modes that arch support and suspension cable hung draw form make a concerted effort complementary, the outward thrust of arched girder structure formation and the interior poly-pulling force of suspended-cable structure formation are cancelled out each other in the unified structure body, make horizontal applied force be converted to vertical, reduce or eliminate horizontal stress to the destructive effects of abutment and spacious shoulder.
2, owing to above reason, opposite double-bow structure bridge is particularly suited for being difficult for making tower, the application under the ambient conditionss such as the firm spacious shoulder of building.
3, it is many that opposite double-bow structure bridge supports the force, intersects that to be connected point many, thereby support force is more powerful, and structure is more stable, be easier to and be fit to build multi-functional, multiduty plyability, multiple layer bridge.
4, the design of opposite double-bow structure bridge is decomposed with the equal tool of construction, and the design feature of assembling is suitable for the batch production manufacturing, Assembling, and quality is more secure, and construction cost is lower.
5, owing to the reasonable and design feature of mechanical application, opposite double-bow structure bridge has higher resistance to nature and man-made disaster.
6, the opposite double-bow structure bridge outward appearance is novel, and is more grand, more grand, have more significant, the demand of view.
Thereby the present invention has good value for applications.
Four, description of drawings
Accompanying drawing 1 is the side-looking structural representation of opposite double-bow structure bridge.
Accompanying drawing 2 is the plan structure schematic diagram of opposite double-bow structure bridge.
Accompanying drawing 3 is bouble-bow structure intersection schematic diagram on the body pillar face beam of opposite double-bow structure bridge.
Among the figure: Bridge 1 face body pillar, 2 lower edge arched girders, 3 wind up Suo Liang, 4 lower edge arched girder suspension rods, 5 wind up rope boom support, 6 lateral stability supports, 7 oblique center rests, 8 abutments, 9 tower cranes
Five, specific embodiment:
With reference to Figure of description opposite double-bow structure bridge of the present invention is done following further detailed description:
A kind of opposite double-bow structure bridge arranges lower edge arched girder 2 above bridge floor body pillar 1, the two ends of the two ends of lower edge arched girder 2 and main body bridge floor beam 1 join, and the centre arranges some lower edge arched girder suspension rods 4 and is connected to an integral body.Main body bridge floor beam 1 below arranges the Suo Liang 3 that winds up, the wind up two ends of Suo Liang 3 and two ends of bridge floor body pillar 1 join, the centre arranges some rope boom supports 5 that wind up and is connected to an integral body, between two or more pieces bridge floor body pillar 1 arranged side by side, between the lower edge arched girder 2, winding up arranges respectively lateral stability support 6 and oblique center rest 7 between the Suo Liang 3, make each one of opposite double-bow structure bridge to being combined into firm integral body, is placed on the abutment 8.
Opposite double-bow structure bridge clear in structure of the present invention is manufactured conveniently, can process shown in by specification, the accompanying drawing.
Except the described technical characterictic of manual, be the known technology of those skilled in the art.
Claims (3)
1. opposite double-bow structure bridge, comprise the main body bridge floor beam, the lower edge arched girder, Suo Liang winds up, lower edge arched girder suspension rod and the rope boom support that winds up, the lateral stability support, oblique center rest and abutment, it is characterized in that the main body bridge floor beam, the two ends air line distance of lower edge arched girder and the Suo Liang that winds up equates, in the bridge floor body pillar rigidity is set, two ends join, and the lower edge arched girder of median rise arranges some lower edge arched girder suspension rods between lower edge arched girder and the bridge floor body pillar, flexibility (or rigidity) is set under the bridge floor body pillar, two ends join, the middle lower outstanding Suo Liang that winds up, bridge floor body pillar and wind up some rope boom supports that wind up are set between the Suo Liang, between two or more bridge floor body pillar arranged side by side, between the lower edge arched girder, wind up some lateral stability supports and oblique center rest are set between the Suo Liang, the integral body of combination sits on the abutment at two ends.
2. opposite double-bow structure bridge according to claim 1 is characterized in that the lower edge arched girder also all is arranged on the bridge floor body pillar with the Suo Liang that winds up is crossing, and the Suo Liang two ends of winding up are connected on the tower crane.
According to claim 1 with opposite double-bow structure bridge claimed in claim 2, it is characterized in that the up and down multiple layer that the bridge floor body pillar is designed to be arranged in parallel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102803843A CN103015305A (en) | 2011-09-21 | 2011-09-21 | Double opposite arch structure bridge |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011102803843A CN103015305A (en) | 2011-09-21 | 2011-09-21 | Double opposite arch structure bridge |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103015305A true CN103015305A (en) | 2013-04-03 |
Family
ID=47964369
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011102803843A Pending CN103015305A (en) | 2011-09-21 | 2011-09-21 | Double opposite arch structure bridge |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103015305A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106498838A (en) * | 2016-12-28 | 2017-03-15 | 西安科技大学 | A kind of arch bridge and suspension bridge combination type self-balancing bridge and its construction method |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1626241A (en) * | 1926-07-26 | 1927-04-26 | John R Freeman | Combined suspension and arch bridge |
| GB1173005A (en) * | 1966-11-29 | 1969-12-03 | Kawada Kogyo Kk | A Method of Constructing a Suspension Bridge |
| CN87104935A (en) * | 1987-07-16 | 1988-09-21 | 孙又能 | Arch-cable bridge |
| CN2077877U (en) * | 1990-02-17 | 1991-05-29 | 昆明工学院 | New steel cable bridge |
| JP2003138523A (en) * | 2001-10-31 | 2003-05-14 | Sumitomo Constr Co Ltd | Construction method for tension string girder bridge |
| CN200996127Y (en) * | 2006-08-17 | 2007-12-26 | 铁道第四勘察设计院 | Stayed-cable arched assembled bridge |
| CN101230556A (en) * | 2007-01-24 | 2008-07-30 | 董兰田 | Bridge lower edge cable drawbridge |
| CN201648942U (en) * | 2010-02-02 | 2010-11-24 | 中冶建筑研究总院有限公司 | Combined cable-truss stretch-draw integral structure for mast stayed-cables and suspension cables |
| CN202298439U (en) * | 2011-09-21 | 2012-07-04 | 董兰田 | Opposite double-bow structure bridge |
-
2011
- 2011-09-21 CN CN2011102803843A patent/CN103015305A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US1626241A (en) * | 1926-07-26 | 1927-04-26 | John R Freeman | Combined suspension and arch bridge |
| GB1173005A (en) * | 1966-11-29 | 1969-12-03 | Kawada Kogyo Kk | A Method of Constructing a Suspension Bridge |
| CN87104935A (en) * | 1987-07-16 | 1988-09-21 | 孙又能 | Arch-cable bridge |
| CN2077877U (en) * | 1990-02-17 | 1991-05-29 | 昆明工学院 | New steel cable bridge |
| JP2003138523A (en) * | 2001-10-31 | 2003-05-14 | Sumitomo Constr Co Ltd | Construction method for tension string girder bridge |
| CN200996127Y (en) * | 2006-08-17 | 2007-12-26 | 铁道第四勘察设计院 | Stayed-cable arched assembled bridge |
| CN101230556A (en) * | 2007-01-24 | 2008-07-30 | 董兰田 | Bridge lower edge cable drawbridge |
| CN201648942U (en) * | 2010-02-02 | 2010-11-24 | 中冶建筑研究总院有限公司 | Combined cable-truss stretch-draw integral structure for mast stayed-cables and suspension cables |
| CN202298439U (en) * | 2011-09-21 | 2012-07-04 | 董兰田 | Opposite double-bow structure bridge |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106498838A (en) * | 2016-12-28 | 2017-03-15 | 西安科技大学 | A kind of arch bridge and suspension bridge combination type self-balancing bridge and its construction method |
| CN106498838B (en) * | 2016-12-28 | 2018-03-16 | 西安科技大学 | A kind of arch bridge and suspension bridge combined type self-balancing bridge and its construction method |
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Application publication date: 20130403 |