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gang liang qiao mu zhen gui ju gan de yan zhi yu ying yong
Author(s): 
Pages: 273-274
Year: Issue:  6
Journal: RAILWAY OCCUPATIONAL SAFETY HEALTH & ENVIRONMENTAL PROTECTION

Keyword:  钢梁桥轨距杆研制应用;
Abstract: 为保障提速铁路的行车安全,针对钢梁桥木桥枕线路轨距和方向不容易保持并且改道困难的问题,提出了研制钢梁桥木枕轨距杆方案,即分别用2个螺纹道钉将一块矩形铁板拧固在线路同一测的两根枕木头上,并与连接木枕的护木靠紧,使铁板更加稳定.轨距杆紧贴在护木下面并从枕木空穿过,一端与铁板焊接在一起,另一端用螺母和卡铁将主轨轨底锁紧,并在轨底处安设绝缘装置.由于受护木的影响,必须将轨距杆向上做一个弯折.在枕木的另一侧端同样设置一根轨距杆,每隔6根枕木设一对.通过调整钢轨底下的轨距杆螺母达到调整轨距目的.
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