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1. 发明专利

JP2010106685A Weak-point pin breakage detection device 有权
标题翻译：漏点检测装置
公开(公告)号：JP2010106685A
公开(公告)日：2010-05-13
申请号：JP2008276895
申请日：2008-10-28
申请人： Tohoku Nakagawa Kogyo Kk , 東北中川工業株式会社
发明人： FUJIYASU MASATO
IPC分类号： F03B15/18
CPC分类号： Y02E10/223 , Y02E10/226
摘要： PROBLEM TO BE SOLVED: To provide a weak-point pin breakage detection device surely detecting breakage of a weak-point pin by a simple device construction.
SOLUTION: The weak-point pin breakage detection device is provided with a sensor part 11 installed on a plurality of weak-point pins 10 built in a guide vane mechanism 1 and including a bypass line 113 broken by breakage of the weak-point pin 10 and a light emitting diode 114 disposed in parallel with the bypass line 113, an annular constant current circuit 12 to which a plurality of sensor parts 11 are connected in series, a constant current power source device 13 supplying the constant current circuit 12 with constant current, a voltage detection part 14 detecting voltage values at both ends of the constant current circuit 12, and a breakage detection part 15 detecting breakage of the weak-point pin 10 from electric potential difference of voltage values detected by the voltage detection part 14.
COPYRIGHT: (C)2010,JPO&INPIT
摘要翻译：要解决的问题：为了提供一种弱点销断裂检测装置，通过简单的装置结构可靠地检测弱点销的断裂。解决方案：弱点销断裂检测装置设置有传感器部件11，其安装在内置于导叶机构1中的多个弱点销10上，并且包括通过弱磁销断裂而断裂的旁路管线113，点引销10和与旁路管线113并联设置的发光二极管114，多个传感器部件11串联连接的环形恒流电路12，提供恒流电路12的恒流电源装置13 电流检测部14检测恒定电流电路12的两端的电压值，以及破坏检测部15，检测弱点引脚10的断开与电压检测部检测出的电压值的电位差 14.版权所有（C）2010，JPO＆INPIT

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