To provide a diagnosis system for a safety device in a traction type transportation facility, which can simplify inspection work of the safety device and can perform efficient inspection.SOLUTION: This diagnosis system comprises: a safety device 20 that detects an abnormality of a facility; a safety device side relay 21 that is connected to the safety device 20 by a connection circuit 25 and operated on the basis of a signal from the safety device 20; a control device side relay 22 that is connected to the input side of a PLC 23 which controls the operation of the facility and operated on the basis of a signal from the safety device side relay 21; a diagnosis switch 26 that is connected to the input side of the PLC 23; and a diagnosis circuit 24 that connects an output side of the PLC 23 and the connection circuit 25. The same signal as that from the safety device 20 is output from the output side of the PLC 23 to the diagnosis circuit 24 via a signal from the diagnosis switch 26.SELECTED DRAWING: Figure 2
【課題】保安装置の検査作業を簡略化でき、効率的に検査を行うことができる索条牽引式輸送設備における保安装置の診断装置を提供すること。【解決手段】設備の異常を検出する保安装置20と、保安装置20に接続回路25により接続され保安装置20の信号により動作する保安装置側リレー21と、設備の運行を制御するPLC23の入力側に接続されて、保安装置側リレー21の信号により動作する制御装置側リレー22と、PLC23の入力側に接続された診断スイッチ26と、PLC23の出力側と接続回路25とを接続する診断回路24とを備え、診断スイッチ26の信号により、保安装置20の信号と同一の信号をPLC23の出力側から診断回路24へ出力するようにした。【選択図】図2
DIAGNOSIS SYSTEM FOR SAFETY DEVICE IN TRACTION TYPE TRANSPORTATION FACILITY
索条牽引式輸送設備における保安装置の診断装置
2021-03-18
Patent
Electronic Resource
Japanese
IPC: | B61B RAILWAY SYSTEMS , Eisenbahnanlagen |
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