Dismountable steel pipe lengthening device

The utility model discloses a dismountable steel pipe lengthening device, which is characterized by comprising a thick steel pipe (1) and a thin steel pipe (2), wherein the thin steel pipe (2) is inserted into the thick steel pipe (1) for a certain length and is fixed through welding, a part, not sl...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	LONG YETIAN, CHEN XUEMING, LIU ZHENG, YU HONGFU, ZHOU DI, CAI JIBIN, ZHANG JIANTONG, LI SHUWEN
Format:	Patent
Sprache:	eng
Schlagworte:	BUILDING BUILDING IMPLEMENTS OR OTHER BUILDING AIDS, OR THEIRUSE FIXED CONSTRUCTIONS FORMS HANDLING BUILDING MATERIALS ON THE SITE REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTINGBUILDINGS SCAFFOLDING SHUTTERING
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Beschreibung
Zusammenfassung:	The utility model discloses a dismountable steel pipe lengthening device, which is characterized by comprising a thick steel pipe (1) and a thin steel pipe (2), wherein the thin steel pipe (2) is inserted into the thick steel pipe (1) for a certain length and is fixed through welding, a part, not sleeved with the thin steel pipe (2), on the inner side wall of the thin steel pipe (1) is provided with a friction lining pad (3). The dismountable steel pipe lengthening device consists of two steel pipes with different diameters and the high-performance friction lining pad, and the lengthening of non-modular vertical steel pipes in a steel pipe scaffold support system with different floor heights can be realized.