SPIRAL LIFTING EQUIPMENT

A spiral lifting equipment includes two first main wheel assemblies, two second main wheel assemblies, a first adjusting element used for adjusting a distance between the two first main wheel assemblies, a second adjusting element used for adjusting a distance between the two second main wheel assem...

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Bibliographische Detailangaben
Hauptverfasser:	WU Guican, LIU Jiang, YANG Yuanjian, LIU Qian, XU Yifei, WU Zuzheng, TAO Yufeng, XU Hao, HE Jiashun
Format:	Patent
Sprache:	eng
Schlagworte:	ASSEMBLY OF BRIDGES CONSTRUCTION OF BRIDGES CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES FIXED CONSTRUCTIONS LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS MOTOR VEHICLES OR VIADUCTS PERFORMING OPERATIONS TRAILERS TRANSPORTING
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Beschreibung
Zusammenfassung:	A spiral lifting equipment includes two first main wheel assemblies, two second main wheel assemblies, a first adjusting element used for adjusting a distance between the two first main wheel assemblies, a second adjusting element used for adjusting a distance between the two second main wheel assemblies, a first transmission assembly, a second transmission assembly, a first motor, a second motor and a steering gear ring. The first transmission assembly and the second transmission assembly each include a worm and a worm wheel engaged with the worm. The lift can move and rotate in the length direction of a steel cable of the cable-stayed bridge and can accurately and stably stay at any position of the steel cable of the cable-stayed bridge to ensure the smoothness of the inspection process.