Adjustable spiral stair structure

The utility model provides an adjustable spiral stair structure which comprises a stand column fixed on a floor through a base. The spiral stair is arranged on the periphery of the stand column in a surrounding mode; the number of the protection plates is multiple, the multiple protection plates are...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	ZHU WEIGANG, SHAN YUJUN, LU CHU, LI QINGQUAN, ZHU HUI, HE JINZHI, WANG FANGCHAO, XIE GUANGSEN, CHEN SEN, LU ENZHAO, ZHANG LU, CHEN JINGJING, YU JIAN, PEI YOUJIE, WANG HUI
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BUILDING FINISHING WORK ON BUILDINGS, e.g. STAIRS, FLOORS FIXED CONSTRUCTIONS
Online-Zugang:	Volltext bestellen
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Beschreibung
Zusammenfassung:	The utility model provides an adjustable spiral stair structure which comprises a stand column fixed on a floor through a base. The spiral stair is arranged on the periphery of the stand column in a surrounding mode; the number of the protection plates is multiple, the multiple protection plates are installed on the spiral staircase, and a gap is reserved between every two adjacent protection plates; and the length of the connecting piece is adjustable, the connecting piece is located between the two adjacent protective plates, and the protective plates are provided with inserting holes used for installing the connecting piece. According to the adjustable spiral stair structure, the protective plates are split, and the distance is reserved between every two adjacent protective plates, so that the protective plates are more convenient to install. And the connecting piece is directly inserted into the inserting hole of the protective plate, so that the overall mounting efficiency of the protective plate and the