To reduce leakage from an oil tank top even if a hydraulic oil in the oil tank shakes due to an earthquake, etc. for a hydraulic elevator.SOLUTION: A hydraulic elevator comprises a rectangular oil tank 1 to store hydraulic oil. The oil tank comprises an oil return part 11 attached to a lid mounting part on the upper part of a side plate in a longitudinal direction of the oil tank 1. The oil return part 11 is an oil leakage prevention plate which extends into the oil tank at the side plate upper part in the longitudinal direction of the oil tank 1 and comprises a bent part fixed to the lid mounting part with a bolt 8.SELECTED DRAWING: Figure 1
【課題】油圧エレベータにおいて、油タンク内の作動油が地震等で揺れた場合でも、油タンクの上部からの漏れを軽減する。【解決手段】作動油を貯める矩形の油タンク1を備える油圧エレベータにおいて、油タンク1の長手方向側板上部のふた取り付け部に取り付けられた油返し部11を備え、油返し部11は油タンク1の長手方向側板上部に油タンク内に向けて延出し、ふた取り付け部にボルト8で固定され屈曲部を備える油漏れ防止プレートであることを特徴とする油タンク1を備えた油圧エレベータ。【選択図】図1
HYDRAULIC ELEVATOR
油圧エレベータ
2020-08-06
Patent
Electronic Resource
Japanese
IPC: | B66B Aufzüge , ELEVATORS |
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