FOLDING TYPE FAST ERECTING TOWER CRANE

• Main Authors: HE AICHUN, ET AL, LI SHOULIN
• Format: Patent
• Language: English
• Published: 15.02.1989
• Edition: 4
• Subjects: CRANES; HAULING; HOISTING; LIFTING; LOAD-ENGAGING ELEMENTS OR DEVICES FOR CRANES, CAPSTANS,WINCHES, OR TACKLES; PERFORMING OPERATIONS; TRANSPORTING

The utility model discloses a folding type fast erecting tower crane, which belongs to a hoisting in construction machinery. The folding type fast erecting tower crane is characterized in that the folding type fast erecting tower crane adopts a hinged tower body, an arm frame and the erecting mechanism of four-linking-rod; the tower body can be folded when the folding type fast erecting tower crane falls down; the integral hauling and the disposable fast erecting of the crane can be realized through the tower end frame of landing, the power assist of differential pulley groups, the tail dragline of a fixed length and a differential rope. The folding type fast erecting tower crane has the advantages that compared with a similar tower crane, the self-weight is 1-1.5 tons lighter, the power is reduced by 50%, the erecting speed is more than 5 times faster, and the arm length is increased by 2 meters.