Novel telescopic maintenance ladder for photovoltaic flexible bracket

The utility model discloses a photovoltaic flexible support novel telescopic maintenance ladder which comprises a telescopic unit, and the telescopic unit comprises a first telescopic rod, a first cavity arranged in the first telescopic rod, a second telescopic rod, a second cavity arranged in the s...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser: QIN LULU, DONG ZUEN, WANG DEJUN, WU XIAOWEI, LI ZHANGHONG
Format: Patent
Sprache:chi ; eng
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Beschreibung
Zusammenfassung:The utility model discloses a photovoltaic flexible support novel telescopic maintenance ladder which comprises a telescopic unit, and the telescopic unit comprises a first telescopic rod, a first cavity arranged in the first telescopic rod, a second telescopic rod, a second cavity arranged in the second telescopic rod, a third telescopic rod and a third cavity arranged in the third telescopic rod. The second telescopic rod is coaxially arranged in the first telescopic rod, the third telescopic rod is coaxially arranged in the second telescopic rod, and the first cavity, the second cavity and the third cavity communicate with one another; the supporting unit comprises a pedal, a hook and check blocks, the two ends of the pedal are arranged in the first cavity, the hook is arranged at the top end of the third telescopic rod, the multiple check blocks are arranged on the second telescopic rod and the third telescopic rod respectively, the height of the maintenance ladder can be adjusted at will, and the mainten