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    • 1. 发明专利
    • Device for detecting breakage of interception bar of railroad crossing gate
    • 用于检测轨道交叉门拦截条的断开装置
    • JP2012035667A
    • 2012-02-23
    • JP2010175061
    • 2010-08-04
    • Kyosan Electric Mfg Co Ltd株式会社京三製作所
    • SAKURAI IKUOTSUCHIYA MASARU
    • B61L29/04
    • PROBLEM TO BE SOLVED: To exactly determine existence of breakage of an interception bar based on current data of an electric motor driving the interception bar.SOLUTION: A device for detecting breakage of interception bar of railroad crossing gate 2 for detecting breakage of the interception bar of a railroad crossing gate blocking a road intersecting a railroad in front of a railroad-crossing road by the interception bar driven by the electric motor, includes: a data collecting portion 3 for collecting time-series data of a current value of the electric motor when the interception bar is driven; an approximation operation portion 4 for calculating an approximation function of the time-series data; and an abnormality determining portion 6 for determining breakage of the interception bar based on whether the approximation function departs from a determination allowable range or not in a predetermined determination reference time, and exposes differences in time-series variation of the motor current due to the existence of breakage and differences in breakage states by the approximation function, so that breakage can be more exactly determined by pursuing detection precision of breakage by not only setting the determination allowable range but selecting a determination reference time.
    • 要解决的问题:基于驱动拦截杆的电​​动机的当前数据来精确地确定截留杆的断裂的存在。

      解决方案:一种用于检测铁路交叉口2拦截杆断裂的装置,用于检测铁路交叉口拦截杆的断裂,阻挡与铁路交叉路口相交的道路由拦截杆驱动的拦截杆 电动机包括:数据采集部分3,用于在驱动拦截杆时收集电动机当前值的时间序列数据; 用于计算时间序列数据的近似函数的近似运算部分4; 以及异常确定部分6,用于在预定的确定基准时间内基于近似函数是否偏离确定可允许范围来确定截止栏的断裂,并且暴露由于存在而导致的电动机电流的时间序列变化的差异 通过近似函数产生破裂状态和断裂状态的差异,通过不仅设定判定允许范围,而且选择判定基准时间,可以通过追求断裂检测精度来更精确地确定破损。 版权所有(C)2012,JPO&INPIT

    • 3. 发明专利
    • Electric switching machine
    • 电动切换机
    • JP2011016413A
    • 2011-01-27
    • JP2009161430
    • 2009-07-08
    • East Japan Railway CoKyosan Electric Mfg Co Ltd東日本旅客鉄道株式会社株式会社京三製作所
    • ICHIKURA YASUHIROMORI KENJINARITA HIROSHITSUCHIYA MASARUTANAKA HIROYUKI
    • B61L5/10
    • PROBLEM TO BE SOLVED: To provide a countermeasure for a damage by thunder in a signal line by using a protective device without inputting and outputting an erroneous signal to the signal line when the protective device is short-circuited and failed.SOLUTION: An electric switching machine includes an electric motor M and a motor driving and control circuit 20 for driving and controlling the electric motor, and one or more electric cables are connected which include power input lines 32, 35, signal input and output lines 31, 33, 34 and 36 and an idle line 37. In this case, the protective device is connected to the idle line (further, a monitor line) of the lines included in the electric cables. Other lines to which the protective device is not connected are led by the fall of the voltage of the idle line (further, the monitor line) due to the discharge of a surging current by the protective device to lower a surging voltage.
    • 要解决的问题:当保护装置短路和故障时,通过使用保护装置在信号线不输入和输出错误信号的情况下,通过雷声在信号线中提供雷击的对策。解决方案:电开关 机器包括电动机M和用于驱动和控制电动机的电动机驱动和控制电路20,并且连接一根或多根电缆,其中包括电力输入线32,35,信号输入和输出线31,33,34和 36和空闲线37.在这种情况下,保护装置连接到包括在电缆中的线路的空闲线路(另外,监视线路)。 保护装置未连接的其他线路由于由于保护装置的浪涌电流的放电而导致怠速线路(另外,监视线路)的电压的下降,以降低浪涌电压。
    • 4. 发明专利
    • Railway signal maintenance device and its switching method
    • 铁路信号维护装置及其开关方法
    • JP2009001179A
    • 2009-01-08
    • JP2007164726
    • 2007-06-22
    • Kyosan Electric Mfg Co Ltd株式会社京三製作所
    • YOKOYAMA TAMOTSUTSUCHIYA MASARU
    • B61L19/06
    • PROBLEM TO BE SOLVED: To stably perform switching in a short period of time by a simple constitution when an existing railway signal maintenance device is replaced.
      SOLUTION: Switching when an existing relay interlocking device 9 is replaced with a novel electronic interlocking device 1 is performed utilizing WDT relay 4 having a function for shutting off output when CPU cannot be controlled, switching is stably performed in a short period of time, and generation of erroneous connection is prevented. When the electronic interlocking device 1 is installed, since it is not required, for example, that a switching relay device is installed, it is not required that an excessive installation space is ensured, and renewal of the existing relay interlocking device 9 is easily performed.
      COPYRIGHT: (C)2009,JPO&INPIT
    • 要解决的问题:当更换现有的铁路信号维护装置时,通过简单的结构在短时间内稳定地执行切换。

      解决方案:利用具有在不能控制CPU的情况下切断输出的功能的WDT继电器4来执行现有的继电器联锁装置9被新颖的电子联锁装置1替换时的切换,在短时间内稳定地执行切换 时间,并且防止错误连接的产生。 当安装电子联锁装置1时,由于不需要例如安装有切换继电器装置,因此不需要确保过多的安装空间,并且容易进行现有的继电器互锁装置9的更新 。 版权所有(C)2009,JPO&INPIT

    • 5. 发明专利
    • Circuit for switch, and switch
    • 开关和开关电路
    • JP2005349933A
    • 2005-12-22
    • JP2004172037
    • 2004-06-10
    • Kyosan Electric Mfg Co Ltd株式会社京三製作所
    • YOKOYAMA TAMOTSUSUZUKI KUNIHIKOTSUCHIYA MASARU
    • B61L11/00
    • PROBLEM TO BE SOLVED: To provide a compact and reliable circuit for a switch, and a switch including the circuit.
      SOLUTION: A control circuit of a switch 10 comprises a fail-safe CPU 13 and a non-rewritable non-volatile flash memory 15. When conversion command information 25 is input from a relay chamber 30, the fail-safe CPU 13 stores the content thereof with an error detection symbol at a plurality of addresses of the flash memory 15. A motor 11 of the switch is controlled by referring to the flash memory 15 so as to perform conversion in the direction indicated by the conversion command. In the fail-safe CPU 13, a position sensor 14 detects that the switch 10 is fix-opened or reverse-opened, and when the opening direction is matched with the direction indicated by conversion command information stored in the flash memory 15, the opening signal 27 indicating the present opening direction is outputted to a KR relay 31.
      COPYRIGHT: (C)2006,JPO&NCIPI
    • 要解决的问题:为开关提供紧凑可靠的电路,以及包括该电路的开关。 解决方案:开关10的控制电路包括故障保护CPU 13和不可重写的非易失性闪速存储器15.当从中继室30输入转换命令信息25时,故障保护CPU 13 在闪速存储器15的多个地址存储其内容中的错误检测符号。通过参考闪速存储器15来控制开关的电动机11,以便按照转换命令指示的方向进行转换。 在故障保护CPU13中,位置传感器14检测开关10是固定打开还是反向打开,并且当打开方向与存储在闪存15中的转换命令信息所指示的方向相匹配时,打开 指示当前打开方向的信号27被输出到KR继电器31.版权所有(C)2006,JPO&NCIPI