Single preloading device of multipoint mode steel strand wires

The utility model provides a single preloading device of multipoint mode steel strand wires, has a plurality of pretension jack, and the hydro -cylinder of pretension jack uses the fastener assembly to fix to structure preceding, the rear end parallel and level, and the two -way piston of every hydr...

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Bibliographische Detailangaben
Hauptverfasser:	LI JIANLAN, WU SONGLIN, TANG YAQI, JIANG FULEI, ZENG SHIRONG, WEI XUEYING, XIAO YUN, YU JINYONG, DONG CHENGWU, HUANG TINGGUANG, ZHANG ZHENGSHUN, LUO XINGJIAN, SHI FEIYANG, LUO YIZHONG, TANG ZUWEN, FENG DAKANG, AO SUO
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BUILDING BUILDING IMPLEMENTS OR OTHER BUILDING AIDS, OR THEIRUSE FIXED CONSTRUCTIONS FORMS HANDLING BUILDING MATERIALS ON THE SITE 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 REPAIRING, BREAKING-UP OR OTHER WORK ON EXISTINGBUILDINGS SCAFFOLDING SHUTTERING TRANSPORTING
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Beschreibung
Zusammenfassung:	The utility model provides a single preloading device of multipoint mode steel strand wires, has a plurality of pretension jack, and the hydro -cylinder of pretension jack uses the fastener assembly to fix to structure preceding, the rear end parallel and level, and the two -way piston of every hydro -cylinder is the piston in band -pass hole for the structure that steel strand wires passed through the two -way piston hole that link up, a plurality of two -way hinge joint become the structure of while to the removal of same direction, the fastener assembly includes top board, holding down plate, the front end and the inboard of top board of the hydro -cylinder of pretension jack are connected, and the rear end of the hydro -cylinder of pretension jack is connected with the holding down plate is inboard, is provided with the screw rod between top board, holding down plate, fastens top board, holding down plate, hydro -cylinder as an organic whole through the screw rod. Its advantage realizes the many simultane