Lifting platform non-return device

• Main Authors: LIU XUEQING, LYU JUNTING, ZHAO PENG, ZHAO SHIYING, CHEN MENGZE, HAN GANG
• Format: Patent
• Language: Chinese; English
• Published: 14.01.2022
• Subjects: MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVINGMATERIAL; PERFORMING OPERATIONS; PUNCHING METAL; ROLLING OF METAL; TRANSPORTING

A lifting platform non-return device relates to the field of steel rolling lifting platform equipment and comprises a non-return plate and a spacing plate, a mounting block is arranged on one side of the non-return plate, a mounting groove is formed in the mounting block, the spacing plate is mounted in the mounting groove, a plurality of inner threaded holes are formed in the two side walls of the mounting groove, and the spacing plate is arranged in the mounting groove. A locking bolt is in threaded fit with the interior of the internal threaded hole, a movable groove is formed in the mounting block, through holes are formed in the two side walls of the movable groove, pin shafts are inserted into the through holes, connecting rods are arranged on the pin shafts, and the ends, away from the pin shafts, of the connecting rods are connected with the non-return plate to achieve synchronous movement of the non-return plate and the pin shafts; a torsion spring is installed on the pin shaft, one end of the torsio