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重庆交通大学学报（自然科学版）

重庆交通大学学报（自然科学版） ›› 2009, Vol. 28 ›› Issue (5): 837-839.DOI: 10.3969/j.issn.1674-0696.2009.05.07

• • 上一篇    下一篇

桥梁施工缆索吊机承载索的设计研究

许红胜1,颜东煌1,冉贸学2   

  1. 1.长沙理工大学土木与建筑学院,湖南长沙410076;2.贵州省公路桥梁工程总公司,贵州贵阳550003
  • 收稿日期:2009-05-20 修回日期:2009-06-18 出版日期:2009-10-15 发布日期:2015-04-15
  • 作者简介:许红胜(1974—),男,江苏无锡人,副教授,博士,主要从事大跨度钢结构研究工作。E-mail:hongsheng74@163. com。
  • 基金资助:
    国家自然科学基金项目( 50875030); 湖南省教育厅项目( 07C091)

Design?of?Load-Bearing?Cable?of?Cable?Crane?Used?in?Large-Span?Bridge?Construction

XU Hong-sheng1, YAN Dong-huang1, RAN Mao-xue2   

  1. 1.?School?of?Civil?Engineering?＆?Architecture,?Changsha?University?of?Science?＆?Technology,?Hunan?Changsha?410076,?China;??2.?Road?＆?Bridge?Engineering?Group?of?Guizhou?Province,?Guizhou?Guiyang?550003,?China
  • Received:2009-05-20 Revised:2009-06-18 Online:2009-10-15 Published:2015-04-15

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摘要： 随着桥梁施工缆索吊机跨度不断加大,其承载索的计算理论需要更加精细化;针对大跨桥梁施工最常采用的 缆索吊机布置方案,将各跨承载索作为一个整体,推导了承重索的张力状态方程并给出了主要设计参数的确定方 法,提高了承载索的计算准确性。结合沪瑞国道北盘江特大桥采用的有塔架缆索吊机工程实例,通过实际应用的 结果比较,验证了推导公式的准确性。对特大跨度桥梁施工中施工缆索吊机的设计及应用提供了有益地参考。

关键词: 大跨度桥梁, 缆索吊机, 承重索, 公式, 悬索桥

Abstract: The?calculation?of?the?load-bearing?cable?should?be?more?accurate,?because?the?span?of?cable?crane?used?in?bridges?construction?becomes?larger?and?larger.?For?the?most?frequently?used?setting?up?scheme?of?cable?cranes?used?in?the?largerspan?bridge?construction,?the?tension?force?formulation?of?load-bearing?cable?is?deduced?with?the?eonsideration?of?all?loadbearing?cables?as?a?whole,?and?the?way?to?calculate?the?main?design?parameters?of?load-bearing?cable?is?put?forward.?A?case?study?of?cable?crane?with?tower?is?carried?out?on?Beipanjiang?Bridge?of?highway?from?Shanghai?to?Ruili?in?Yunan.?Through?the?comparison?of?the?results?got?from?the?practice?engineering,?the?accuracy?of?the?formulation?is?verified,?which?offers?significant?reference?to?the?design?and?the?application?of?cable?cranes?in?the?large-span?bridge?construction.

Key words: large-span bridge , cable crane , load-bearing cable , formulation , suspension bridge ;

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