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    • 8. 发明专利
    • Rail fluctuation measuring method, rail fluctuation and rail joint opening measuring method, and measuring instrument used therefor
    • 铁路振动测量方法,轨道变形和轨道接合开放测量方法及其测量仪器
    • JP2003278102A
    • 2003-10-02
    • JP2002079233
    • 2002-03-20
    • Act Denshi KkMeitetsu Sumisho Kogyo KkNagoya Railroad Co Ltdアクト電子株式会社名古屋鉄道株式会社名鉄住商工業株式会社
    • SHINODA NORIYUKIOMORI YOSHIMASAOGINO TAKESHIINAGAKI MEIJISHIONO KOSAKUOKI ZENJIRO
    • E01B35/00G01B11/00G01S17/88
    • PROBLEM TO BE SOLVED: To measure fluctuation of a long rail, which is performed by manual operation and its working efficiency is conventionally low, similar to a rail joint opening measuring in a train traveling at high speed.
      SOLUTION: A rail side laser oscillator is driven by a drive signal transmitted from an on-vehicle transmitter and outputs a leveling string substitute laser beam, and an on-vehicle light receiving sensor receives the leveling string substitute laser beam and outputs a leveling string substitute signal. An on-vehicle identifier sensor detects a punch mark substitute and a rail joint opening/long identifier on the rail and outputs a punch mark substitute signal and a rail joint opening/long determination signal. A rail joint opening measurement and a long measurement are changed over based on the rail joint opening/long identifier signal, an on-vehicle laser doppler sensor outputs a doppler signal, an on-vehicle rail joint opening identifier sensor outputs the rail joint opening identifier signal. When it is changed over into the long measurement based on the rail joint opening/long determination signal, the fluctuation of the long rail is measure based on the leveling string substitute signal, the punch mark substitute signal, and the doppler signal, and when it is changed over into the rail joint opening measurement, the rail joint opening is measured.
      COPYRIGHT: (C)2004,JPO
    • 要解决的问题:与通过高速行驶的列车中的轨道接头开度测量相似,测量通过手动操作执行的长轨的波动和其工作效率通常较低。 解决方案:轨道侧激光振荡器由从车载发射机发送的驱动信号驱动,并输出调平串替代激光束,并且车载光接收传感器接收调平串替代激光束并输出 调平字符串替代信号。 车载识别器传感器检测轨道上的冲头标记替代物和轨道接头开口/长标识符,并输出打孔标记替代信号和轨道接头打开/长确定信号。 轨道接头开度测量和长测量根据轨道开口/长标识符信号进行切换,车载激光多普勒传感器输出多普勒信号,车载轨道接头开口标识符传感器输出轨道接头开口标识符 信号。 当根据轨道开口/长度确定信号将其改变为长测量时,长轨的波动是基于水平线替代信号,打标标替代信号和多普勒信号测量的,当它是 进入轨道接头开度测量,测量轨道接头开度。 版权所有(C)2004,JPO