PROBLEM TO BE SOLVED: To provide an elevator which prevents a large amount of powder dust from entering into a control board beforehand.SOLUTION: A dustproof device 2 includes: a detection part 5 which detects powder dust in a machine room 16; an expandable cover member 6 for covering a control board 18; a cover member storage box 3 which holds the cover member 6 in a contracted state; and a control part 50 which controls a component to cause the cover member 6 to extend and cover the control board 18 on the basis of a detection result of the detection part 5.SELECTED DRAWING: Figure 3
【課題】大量の粉塵が制御盤内に侵入することを事前に防止できるエレベータを提供する。【解決手段】防塵装置2は、機械室16内の粉塵を検知する検知部5と、制御盤18を覆うための伸縮可能なカバー部材6と、カバー部材6を縮めた状態で保持するカバー部材収納箱3と、検知部5の検知結果に基づいて、カバー部材6を伸長させて制御盤18を覆うように制御する制御部50と、を備える。【選択図】図3
POWDER DUST PREVENTION DEVICE AND ELEVATOR
粉塵防止装置及びエレベータ
2017-03-16
Patent
Electronic Resource
Japanese
IPC: | B66B Aufzüge , ELEVATORS |
DUST ACCUMULATION PREVENTION DEVICE FOR HOISTWAY OF ELEVATOR
European Patent Office | 2018
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