General introduction of tower crane main mechanisms .
( 1 ) Main raw material of tower crane’s body and tower-cap are 16 Manganese,Q345B Steels
( 2 ) Hoisting mechanism " Jiuhe " and " Yibin " brand are provided by national-level manufacturer.
( 3 ) Slewing bearing : appointed corporation of Fangyuan Slewing Bearing Factory .
( 4 ) Slewing mechanism : equipped with four-speed winding motor and "Shengjian " brand, the quality is the same with exporting supplier "Potain " .
( 5 ) Luffing mechanism is double-speed cone rotor motor, so It’s needn't refill gear lubricant or maintenance , and double-planetary reducer.
( 6 ) Electrical apparatus system : The main contactor is from Schneider or Siemens. The operating system is a high-quality product (Schneider integrated pellet ) ,which provided by SanmenSangang ,and is durable in use.
( 7 ) Welding : welding is carbon-dioxide shielded and automatic submerged arc welding. Feature: advanced technology,strong connectivity.
( 8 ) Driver cab : With arc space capsule , toughened glass , wide field of vision , clear and safe ,auto wiper, air conditioner.
( 9 ) Basic mast section : square strengthened steel, repeatedly applicable, convenient in tower crane displacement.