The Tower-Crane-QTK20-2510 results are based on the summary of similar products in the world, after extensive and careful analysis and market research, combined with the existing materials and accessories in China, a new generation of rapid erection tower crane developed.

1. Main innovation points:
   (1) The tower crane has a reasonable design, novel structure and beautiful shape, and its erection, lifting share a rope, automatic locking of the inner and outer towers, unpowered expansion of the boom and automatic locking of the lifting rope, etc., are the first in China. In addition, the self-weight, energy consumption and space operation coefficient of the machine exceed the requirements of the national excellent products.
   (2) The main parameters of the tower crane meet the JG/T5037-93 "Tower Crane Classification" standard, in line with the requirements of the design task book, the main structure, performance and manufacturing quality reached the PROVISIONs of GB/T13752-92 "Tower Crane Design Code", GB9462-88 "Tower Crane Technical Conditions", GB5144-94 "Tower Crane Safety Regulations".
   (3) The tower safety device is complete, effective, sensitive and reliable, light weight, good rigidity, small energy consumption, low cost, fast erection speed, suitable for industrial and civil building construction below 35 meters. The machine fills the gap of the domestic one-slewing rapid erection tower crane with the same specifications, and its main technical performance indicators have reached the advanced level of similar products in the world.