Swinging arm type supporting leg and sliding base

• Main Authors: WANG XIAOPING, XU YUNJUAN
• Format: Patent
• Language: English
• Published: 21.01.2015
• Subjects: CRANES; HAULING; HOISTING; LIFTING; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS,WINCHES, OR TACKLES; PERFORMING OPERATIONS; TRANSPORTING

The utility model discloses a swinging arm type supporting leg and a sliding base, wherein the swinging arm type supporting leg comprises a pulling plate and a seat board, wherein a pulling plate hole is formed in the upper section of the pulling plate; a long pin hole is formed in one side of the seat board; the pulling plate is connected with the seat board; the swinging arm type supporting leg further comprises a long pin shaft; the long pin shaft is matched with the long pin hole of the seat board; the swinging arm type supporting leg is simple in design and convenient to process; the sliding base provided with the swinging arm type supporting leg is suitable for a device used for connecting a tower body in a tower crane and a standard section; as the swinging arm type supporting leg and the sliding base are connected through the long pin shaft, and the swinging arm type supporting leg can rotate, the long pin shaft is prevented from being disassembled and assembled when the tower crane is switched in jacking and working states; the manual labor is saved, the working efficiency is improved and the potential safety hazards are lowered.