CN103603275A - System and method for sliding segment steel box beam ashore - Google Patents
System and method for sliding segment steel box beam ashore Download PDFInfo
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- CN103603275A CN103603275A CN201310496435.5A CN201310496435A CN103603275A CN 103603275 A CN103603275 A CN 103603275A CN 201310496435 A CN201310496435 A CN 201310496435A CN 103603275 A CN103603275 A CN 103603275A
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- slideway
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Abstract
The invention relates to a system and a method for sliding a segment steel box beam ashore. The system is characterized in that a horizontal movable slide 2 is arranged on a fixed slide 1, the vertical and horizontal elevation difference of the horizontal movable slide 2 and the fixed slide 1 and the top face is not more than +/-5mm, a horizontal movable slide beam 2 is arranged on a lower slide 9, a bridge floor girder crane 6 is arranged and corresponds to a transportation barge 7, the segment steel box beam 8 is arranged on the transportation barge 7, the bridge floor girder crane 6 lifts the steel box beam 8 on the barge 7 till the beam leaves a slide for 50cm, the transportation barge 7 sails off, a sliding support is composed of a steel pipe pile 5 and the slide, the slide is composed of a Bailey beam 3 and a slide beam 4, and the bridge floor girder crane 6, the steel box beam 8 and a sliding block 10 are arranged correspondingly. The system and the method have the advantage that a large craning and transportation device is not required to be arranged additionally, the bridge floor girder crane is directly utilized to lift the segment steel box beam from the barge and slide the beam to the position where the beam is to be supported. The system is fast and convenient and saves project cost.
Description
Technical field
What the present invention relates to is the system and method for a kind of large span steel box girder segment free cantilever erection sections steel box girder sliding disembarkation of setting up, and belongs to field of bridge construction.
Background technology
Along with the raising day by day of Bridges in Our Country its construction level, Large-span Steel Box Beam is more and more applied in across river, Oversea bridge construction, and Large-span Steel Box Beam generally adopts sections erection by protrusion to set up.When the end bay of bridge is positioned at shoal or land, ships that transport cannot arrive bridge floor girder erection crane below, and is subject to upstream and downstream bridge headroom or water depth effect, the large-scale ship that hangs cannot sail into, and steel box girder size is large, when land cannot be transported again, to bridge construction, brought difficulty.
Summary of the invention
What the present invention proposed is a kind of system and method for sections steel box girder sliding disembarkation, and its object is intended to overcome the existing above-mentioned defect of prior art, a shoreless difficult problem after the water transportation of solution sections steel case beam.Have safe and reliable, fast and conveniently, and slippage bracket such as can parts transversely moves at the function.
Technical solution of the present invention is: a kind of sections steel box girder sliding disembarkation system, its structure comprise ground way, can transverse shifting slideway, Bailey beam, slipway beam, steel pipe pile, girder erection crane, transport barge, sections steel case beam, glide path, slide block, wherein can transverse shifting slideway on ground way, can transverse shifting slideway, ground way and end face are in length and breadth to be not more than ± 5mm of depth displacement, can transverse shifting slipway beam on glide path, bridge floor girder erection crane is corresponding setting with transport barge, sections steel case beam is on transport barge, during work, transport barge delivers successively sections steel case beam and sails into by the order of setting a roof beam in place, steel case beam on bridge floor girder erection crane Lifting Convey barge, to leaving slideway 50cm, transport barge rolls away from, by steel pipe pile and slideway, form slippage bracket, slideway is comprised of Bailey beam and slipway beam, bridge floor girder erection crane, steel case beam, the corresponding setting of slide block, during work, bridge floor girder erection crane is transferred steel case beam to slide block.
Sections steel box girder sliding disembarkation method, comprises following implementation step:
A, construction girder steel slippage disembarkation slippage bracket, strictly control ground way and can transverse shifting slideway end face in length and breadth to be not more than ± 5mm of depth displacement;
B, transport barge transport profundal zone sections steel case beam successively by the order of setting a roof beam in place, and bridge floor girder erection crane promotes steel box beam erection, until set up, slippage bracket position is set;
C, can on glide path, slide onto the same side by transverse shifting slipway beam, the steel case beam of transport barge and transportation thereof is not conflicted with slideway plan-position;
D, transport barge deliver successively sections steel case beam by the order of setting a roof beam in place and sail into, the steel case beam on bridge floor girder erection crane Lifting Convey barge, and to leaving slideway 50cm, transport barge rolls away from;
E, can transverse shifting slideway reset, be connected and fixed with ground way, bridge floor girder erection crane is transferred steel case beam to slide block, by traction jack by the disembarkation of steel box girder sliding to position to be installed, in order to girder erection crane, promote and set up.
Advantage of the present invention: do not need to configure large-scale lifting and haulage device in addition, directly utilize bridge floor girder erection crane, by sections steel case beam from barge promote and slippage to treating that chord position puts, quick and convenient, save engineering cost.
Accompanying drawing explanation
Fig. 1 is that bridge floor girder erection crane is got beam elevation on barge.
Fig. 2 is that bridge floor girder erection crane is got beam plan view on barge.
Fig. 3 is fall beam and girder steel slippage elevation in place of bridge floor girder erection crane.
Fig. 4 is that bridge floor girder erection crane falls beam and girder steel slippage with regard to bit plan.
In figure 1 is ground way, the 2nd, can transverse shifting slideway, the 3rd, and Bailey beam, the 4th, slipway beam, the 5th, steel pipe pile, the 6th, girder erection crane, the 7th, transport barge, the 8th, sections steel case beam, the 9th, glide path, the 10th, slide block.
The specific embodiment
A sections steel box girder sliding disembarkation system, its structure comprise ground way 1, can transverse shifting slideway 2, Bailey beam 3, slipway beam 4, steel pipe pile 5, girder erection crane 6, transport barge 7, sections steel case beam 8, glide path 9, slide block 10, wherein can transverse shifting slideway 2 on ground way 1, can transverse shifting slideway 2, ground way 1 and end face are in length and breadth to be not more than ± 5mm of depth displacement, can transverse shifting slipway beam 2 on glide path 9, bridge floor girder erection crane 6 is corresponding settings with transport barge 7, sections steel case beam 8 is on transport barge 7, during work, transport barge 7 delivers successively sections steel case beam 8 and sails into by the order of setting a roof beam in place, the steel case beam 8 that bridge floor girder erection crane 6 promotes on barge 7, to leaving slideway 50cm, transport barge 7 rolls away from, by steel pipe pile 5 and slideway, form slippage bracket, slideway is comprised of Bailey beam 3 and slipway beam 4, bridge floor girder erection crane 6, steel case beam 8, slide block 10 corresponding settings, during work, bridge floor girder erection crane 6 is transferred steel case beam 8 to slide block 10.
Sections steel box girder sliding disembarkation method, comprises following implementation step:
A, construction girder steel slippage disembarkation slippage bracket, strictly control ground way 1 and can transverse shifting slideway 2 end faces in length and breadth to be not more than ± 5mm of depth displacement.
B, transport barge 7 transport profundal zone sections steel case beam 8 successively by the order of setting a roof beam in place, and bridge floor girder erection crane 6 promotes steel case beam 8 and sets up, until set up, slippage bracket position is set.
C, can on glide path 9, slide onto the same side by transverse shifting slipway beam 2, the steel case beam 8 of transport barge 7 and transportation thereof is not conflicted with slideway 2 plan-positions.
D. transport barge 7 delivers successively sections steel case beam 8 and sails into by the order of setting a roof beam in place, and bridge floor girder erection crane 6 promotes steel case beam 8 on barges 7, and to leaving slideway 50cm, transport barge 7 rolls away from.
E, can transverse shifting slideway 2 reset, be connected and fixed with ground way 1, bridge floor girder erection crane 6 is transferred steel case beam 8 to slide block 10, by traction jack by the 8 slippages disembarkations of steel case beam to position to be installed, in order to girder erection crane 6, promote and set up.
Described can transverse shifting slideway before transport barge sails into, to a sidesway, open, for boats and ships, enter and girder erection crane promotes steel case beam; After fortune beam boats and ships exit, can reset by transverse shifting slideway, be connected firmly with ground way, form an integral runners.
Described straight skidding support is to water, upstream and downstream two width to be set on ，Cong bank, position, bridge plane of projection.
Described can transverse shifting slideway be end portion in water, two width can transverse shifting slideway before transport barge sails into, to both sides, slip off simultaneously, to avoid slideway, conflict with the plan-position of barge, facilitate girder erection crane hoisting steel case beam.
Contrast accompanying drawing 3 and accompanying drawing 4, transport barge 7 exits, and can reset by transverse shifting slideway 2, is connected firmly with ground way 1.Bridge floor girder erection crane 6 transfers steel case beam 8 on can the end face slide block 10 of transverse shifting slideway 2, and steel case beam 8 draws by jack, slides onto and treats that chord position puts, and girder erection crane 6 promotes successively and sets up steel case beam 8.
Claims (5)
1. a sections steel box girder sliding disembarkation system, it is characterized in that comprising ground way, can transverse shifting slideway, Bailey beam, slipway beam, steel pipe pile, girder erection crane, transport barge, sections steel case beam, glide path, slide block, wherein can transverse shifting slideway on ground way, can transverse shifting slideway, ground way and end face are in length and breadth to be not more than ± 5mm of depth displacement, can transverse shifting slipway beam on glide path, bridge floor girder erection crane is corresponding setting with transport barge, sections steel case beam is on transport barge, during work, transport barge delivers successively sections steel case beam and sails into by the order of setting a roof beam in place, steel case beam on bridge floor girder erection crane Lifting Convey barge, to leaving slideway 50cm, transport barge rolls away from, by steel pipe pile and slideway, form slippage bracket, slideway is comprised of Bailey beam and slipway beam, bridge floor girder erection crane, steel case beam, the corresponding setting of slide block, during work, bridge floor girder erection crane is transferred steel case beam to slide block.
2. sections steel box girder sliding disembarkation method as claimed in claim 1, is characterized in that the method comprises following implementation step:
A, construction girder steel slippage disembarkation slippage bracket, strictly control ground way and can transverse shifting slideway end face in length and breadth to be not more than ± 5mm of depth displacement;
B, transport barge transport profundal zone sections steel case beam successively by the order of setting a roof beam in place, and bridge floor girder erection crane promotes steel box beam erection, until set up, slippage bracket position is set;
C, can on glide path, slide onto the same side by transverse shifting slipway beam, the steel case beam of transport barge and transportation thereof is not conflicted with slideway plan-position;
D, transport barge deliver successively sections steel case beam by the order of setting a roof beam in place and sail into, the steel case beam on bridge floor girder erection crane Lifting Convey barge, and to leaving slideway 50cm, transport barge rolls away from;
E, can transverse shifting slideway reset, be connected and fixed with ground way 1, bridge floor girder erection crane is transferred steel case beam to slide block, by traction jack by the disembarkation of steel box girder sliding to position to be installed, in order to girder erection crane, promote and set up.
3. sections steel box girder sliding disembarkation method according to claim 2, it is characterized in that described can transverse shifting slideway before transport barge sails into, to a sidesway, open, for fortune beam boats and ships, enter and girder erection crane promotes steel case beam; After fortune beam boats and ships exit, can reset by transverse shifting slideway, be connected firmly with ground way, form an integral runners.
4. sections steel box girder sliding disembarkation method according to claim 2, is characterized in that described straight skidding support is can transverse shifting slideway to upstream and downstream two width being set in water on ，Cong bank, position, bridge plane of projection.
5. sections steel box girder sliding disembarkation method according to claim 2, described in it is characterized in that can transverse shifting slideway be end portion in water, two width can transverse shifting slideway before transport barge sails into, to both sides, slip off simultaneously, to avoid slideway, conflict with the plan-position of barge, facilitate girder erection crane hoisting steel case beam.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310496435.5A CN103603275B (en) | 2013-10-22 | 2013-10-22 | A kind of system and method for sections steel box-girder slippage disembarkation |
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| CN201310496435.5A CN103603275B (en) | 2013-10-22 | 2013-10-22 | A kind of system and method for sections steel box-girder slippage disembarkation |
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| CN103603275A true CN103603275A (en) | 2014-02-26 |
| CN103603275B CN103603275B (en) | 2015-08-26 |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104790300A (en) * | 2015-05-19 | 2015-07-22 | 中铁大桥局集团有限公司 | Flexible pier-side girder erecting platform and construction method thereof |
| CN109137759A (en) * | 2018-09-29 | 2019-01-04 | 中铁第四勘察设计院集团有限公司 | A kind of prestressed concrete box girder precast segment cantilever assembling method and system |
| CN114016422A (en) * | 2021-11-23 | 2022-02-08 | 中铁大桥局集团有限公司 | Steel beam erecting method |
| CN114671265A (en) * | 2022-04-13 | 2022-06-28 | 中交路桥华南工程有限公司 | Intelligent weight shifting device |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104790300A (en) * | 2015-05-19 | 2015-07-22 | 中铁大桥局集团有限公司 | Flexible pier-side girder erecting platform and construction method thereof |
| CN104790300B (en) * | 2015-05-19 | 2017-07-21 | 中铁大桥局集团有限公司 | Set a roof beam in place by a kind of flexible pier platform and its construction method |
| CN109137759A (en) * | 2018-09-29 | 2019-01-04 | 中铁第四勘察设计院集团有限公司 | A kind of prestressed concrete box girder precast segment cantilever assembling method and system |
| CN109137759B (en) * | 2018-09-29 | 2023-12-19 | 中铁第四勘察设计院集团有限公司 | Precast cantilever assembling method and system for prestressed concrete box girder segment |
| CN114016422A (en) * | 2021-11-23 | 2022-02-08 | 中铁大桥局集团有限公司 | Steel beam erecting method |
| CN114016422B (en) * | 2021-11-23 | 2023-11-03 | 中铁大桥局集团有限公司 | Steel girder erection method |
| CN114671265A (en) * | 2022-04-13 | 2022-06-28 | 中交路桥华南工程有限公司 | Intelligent weight shifting device |
| CN114671265B (en) * | 2022-04-13 | 2023-10-20 | 中交路桥华南工程有限公司 | Intelligent weight shifting device |
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| CN103603275B (en) | 2015-08-26 |
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