尖轨是道岔的主要部件之一。它在整长范围内除通过跟端结构与导轨或与导轨及基本轨联结、尖端附近(长尖轨另在竖切起点附近或更多部位)通过拉杆与转辙机械连接以及两尖轨彼此有某些连接杆外,为满足转换的需要,与岔枕(或其它轨下基础)无扣件联结。在运 The sharp rail is one of the main components of the turnout. In addition to the entire length of the heel through the structure with the rail or with the rail and the basic rail coupling near the tip (the long rail near the starting point in the vertical or more) by the mechanical link with the switch and the two sharp rails to each other There are some connecting rod, to meet the needs of the conversion, and sleeper (or other under-rail basis) without fasteners. In transit