L68B2 Mast SectionThere are many types of tower cranes, so the installation procedures for each type are not the same

11-09-2020

1. After installing the tower body and lifting frame, the trolley variable amplitude self-elevating Tower Crane (tower cap type) first installs the tower cap (including the slewing bearing and the high and low slewing bearing) , and then installs the balance arm and the crane arm separately. 

L68B2 Mast Section

http://www.towercranesupply.com/product/l68b2-mast-section-for-tower-crane-mastsL68B2 Mast Section

2. Boom-type self-lifting Tower Crane: boom-type self-lifting Tower Crane tail rotating radius is smaller, some balance arm and slewing support made into a whole, forming a slewing platform easy to install, the boom is used to help lifting equipment, the boom root and the turntable connection, after winding the luffing wire rope pulley block, it can be pulled up by its own luffing winch. 3. FLAT-HEAD TOWER CRANE: one is the crane arm, balance arm are fixed with the tower head, the other is the balance arm and rotation support hinged, and then use pull rod link balance arm and tower head. When carrying out the installation, an individual balance arm and a lifting arm are resolved and alternately lifted, that is, one section of the balance arm is installed, another section of the lifting arm is installed, then another section of the balance arm is installed, another section of the lifting arm is installed, and so on, to reduce the forward and backward tilt unbalance moment of the tower crane.

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