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Title:
CONSTRUCTION METHOD FOR UPRIGHT LIFTING OF LARGE-TONNAGE BOX GIRDER TO BRIDGE, AND ERECTION METHOD FOR LARGE-TONNAGE BOX GIRDER
Document Type and Number:
WIPO Patent Application WO/2020/233501
Kind Code:
A1
Abstract:
A construction method for the upright lifting of a large-tonnage box girder to a bridge, and an erection method for a large-tonnage box girder. The construction method comprises: construct a lifting station (2) at a reserved bridge pier (1); dispose box girder lifting bases (3), lifter traveling rails (4), and mounting lifters (6) in the lifting station (2); the lifters (6) directly erect a box girder (7) in a way that the lifters (6) travel to positions above the bases (3) and erect the box girder (7). The erection method further comprises: the lifters (6) lift a single set of transport carrier apparatus or two sets of transport carrier apparatuses onto a bridge; a box girder transport vehicle (9) cooperates with a bridge erecting machine (10) to repeatedly complete the erection of the box girder (7); the lifters (6) hoist the transport carrier apparatus off the bridge; the lifters (6) lift a box girder (7) within the scope of the reserved bridge pier (1) to the erected box girder (7); construct the reserved bridge pier (1); the lifters (6) complete the erection of the box girder (7) within the scope of the reserved bridge pier (1). The construction method and erection method for the box girder occupy a small space and feature high efficiency.

Inventors:
YE YUSEN (CN)
CHEN JIANNAN (CN)
PAN CHUANWEI (CN)
LIN GUOHUI (CN)
CHEN MENGQIANG (CN)
LI SHILONG (CN)
LI CHAO (CN)
WANG QIANG (CN)
CHEN JIANJUN (CN)
LI DA (CN)
TANG HAOXIAN (CN)
Application Number:
PCT/CN2020/090405
Publication Date:
November 26, 2020
Filing Date:
May 15, 2020
Export Citation:
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Assignee:
CHINA RAILWAY NO 2 ENG GROUP CO LTD (CN)
XINYUN ENG COMPANY OF CHINA RAILWAY NO 2 ENG GROUP CO LTD (CN)
International Classes:
E01D21/00
Foreign References:
CN110055902A2019-07-26
CN102493352A2012-06-13
CN102071646A2011-05-25
CN104631335A2015-05-20
CN101818480A2010-09-01
CN103132459A2013-06-05
CN104532755A2015-04-22
CN106087774A2016-11-09
CN208884372U2019-05-21
CN106567342A2017-04-19
JP2008297777A2008-12-11
US5940916A1999-08-24
JP2013142226A2013-07-22
KR20030093680A2003-12-11
Attorney, Agent or Firm:
SICHUAN LIJIU LAW FIRM (CN)
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