Movable lifting type maintenance platform device

The invention relates to a movable lifting type maintenance platform device, and belongs to the field of climbing equipment. Annular metal pipes are sequentially fixed to the periphery, above the first-layer platform, of the supporting frame at intervals upwards, the annular metal pipes serve as a p...

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Bibliographische Detailangaben
Hauptverfasser:	GU ZHIFU, CHEN KANG, SUN LIJIANG, CHENG HONGBO, LYU WENPENG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	HAULING HOISTING HOISTING, LIFTING, HAULING OR PUSHING, NOT OTHERWISE PROVIDEDFOR, e.g. DEVICES WHICH APPLY A LIFTING OR PUSHING FORCEDIRECTLY TO THE SURFACE OF A LOAD LIFTING PERFORMING OPERATIONS TRANSPORTING
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Beschreibung
Zusammenfassung:	The invention relates to a movable lifting type maintenance platform device, and belongs to the field of climbing equipment. Annular metal pipes are sequentially fixed to the periphery, above the first-layer platform, of the supporting frame at intervals upwards, the annular metal pipes serve as a platform ladder, a second-layer platform is arranged on the top of the platform ladder, a second-layer platform safety door is installed on the second-layer platform, a second-layer platform locking bolt is installed on the second-layer platform safety door, and a third-layer platform is arranged above the second-layer platform. A third-layer platform safety door is installed on the third-layer platform, a third-layer platform locking bolt is installed on the third-layer platform safety door, a supporting sliding way is arranged between the third-layer platform and the second-layer platform, the third-layer platform can slide up and down along the supporting sliding way, and the bottom of the third-layer platform is