To surely stop a car by directly actuating an emergency stop device, even in the case where a door-opening travel or abnormal oil leak occurs.SOLUTION: A safety device for a hydraulic elevator includes: an emergency stop device 26 for bringing a car 10 to an emergency stop; a rope hitch unit 25 which has a rope hitch 42 where a main rope 20 is fixed, and, when looseness or cutting occurs in the main rope 20, which actuates the emergency stop device 26 by pulling a control wire 28 connected to the emergency stop device 26; and an expansion actuation device 46 which is arranged at the rope hitch unit 25, and when an actuation reason other than looseness or cutting in the main rope 20 occurs, which actuates the emergency stop device 26 by pulling the control wire 28.SELECTED DRAWING: Figure 1

    【課題】戸開走行や異常な油漏れが発生した場合でも、非常止め装置を直接的に作動させて確実に乗りかごを停止させる。【解決手段】実施形態による油圧エレベータの安全装置は、乗りかご10を非常停止させる非常止め装置26と、主ロープ20が止着されるロープヒッチ42を有し、主ロープ20に弛み、切断が発生したときに、非常止め装置26と接続されたコントロールワイヤ28を引張して非常止め装置26を作動させるロープヒッチ部25と、ロープヒッチ部25に配置され、主ロープ20の弛み、切断以外の作動事由が発生した時に、コントロールワイヤ28を引張し、非常止め装置26を作動させる拡張作動装置46と、を備えている。【選択図】 図1


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    Title :

    SAFETY DEVICE FOR HYDRAULIC ELEVATOR


    Additional title:

    油圧エレベータの安全装置


    Contributors:

    Publication date :

    2019-08-29


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Japanese


    Classification :

    IPC:    B66B Aufzüge , ELEVATORS



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