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南宁大桥及其系杆转向器设计
引用本文:黄日金,龙廖乾,杨奇光,邓年春,王日艺,陈建国. 南宁大桥及其系杆转向器设计[J]. Prestress Technology, 2009, 13(3): 13-16
作者姓名:黄日金  龙廖乾  杨奇光  邓年春  王日艺  陈建国
作者单位:柳州欧维姆机械股份有限公司,柳州545005
摘    要:本文介绍了世界上首座大跨径曲线桥梁非对称外倾拱桥及其系杆,一种直线弹性孔道转向器被设计应用于该桥梁。直线弹性孔道转向器放置于拉索圆弧切线处,拉索在转向器处形成的偏移量很小,可通过孔道的弹性变形达到合理的转向,依靠孔道壁的弹性压缩变形,形成适当的弯曲线形。

关 键 词:拱桥  弹性孔道  转向器  拉索

Design of Nanning Bridge and Its Tied Steering Gear
Huang Ri,Jin Long,Liao Qian,Yang Qiguang,Deng Nianchun,Wang Riyi. Design of Nanning Bridge and Its Tied Steering Gear[J]. Prestress Technology, 2009, 13(3): 13-16
Authors:Huang Ri  Jin Long  Liao Qian  Yang Qiguang  Deng Nianchun  Wang Riyi
Affiliation:Liuzhou OVM Machinery Co., Ltd.,Liuzhou 545006,china
Abstract:This article introduces the world''s first large-span curved bridge with an asymmetric cambered arch bridge and its tie rods, and a linear elastic channel steering gear is designed and applied to this bridge. The linear elastic channel steering gear is placed at the tangent of the cable arc, and the deviation formed by the cable at the steering gear is very small. Reasonable steering can be achieved through the elastic deformation of the channel, relying on the elastic compression deformation of the channel wall to form an appropriate curved line shape
Keywords:Arch bridge   Elastic channels   Steering gear   Lasso
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