To provide an elevator safety device improved in safety while utilizing wireless communication.SOLUTION: The elevator safety device includes a wireless transmitting device provided in a car of an elevator, wireless receiving devices that are separately provided with a predetermined interval in a hoistway on which the car moves up and down and receive a plurality of signals output from the wireless transmitting device, a wired transmission line provided in the hoistway and transmits the plurality of signals by a wireline, a plurality of central processing units for analyzing each of the plurality of signals and determining the consistency thereof, and a determination circuit for determining a state of the elevator based on the determination in consistency of the plurality of signals done by the central processing units.SELECTED DRAWING: Figure 3
【課題】無線通信を用いつつ、安全性を高めたエレベータの安全装置を提供する。【解決手段】エレベータの安全装置は、エレベータの乗りかごに設けられた無線送信装置と、前記乗りかごが昇降する昇降路に所定の間隔に離間して設けられ、前記無線送信装置から出力された複数の信号を受信する無線受信装置と、前記昇降路に設けられ、前記複数の信号を有線にて伝送する有線伝送路と、前記複数の信号それぞれについて解析をして整合性の判定を行う複数の中央演算装置と、前記中央演算装置による前記複数の信号の整合性の判定に基づいて、前記エレベータの状態を判定する判定回路と、を具備する。【選択図】図3
ELEVATOR SAFETY DEVICE AND ELEVATOR SAFETY SYSTEM
エレベータの安全装置およびエレベータの安全システム
2019-03-07
Patent
Electronic Resource
Japanese
IPC: | B66B Aufzüge , ELEVATORS |
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