1 Hoisting Mechanism

Three-gear speed modulation by electrical motor or frequency conversion, giant winch.

2 Rotation Mechanism
Speed modulation with frequency conversion, stable break, accurate position, outstanding on performance and operation all around the world.

3 Lifting Mechanism
Speed modulation with frequency conversion, less concussion, stable operation.

4 Control System
PLC control, auto diagnosis on electric malfunction, corresponding alarm on light and sound, key components adopting international top brand product.

5 Security & Protection Mechanism
Besides security mechanism usually used in domestic tower crane adopted,MingWei tower crane adopted lots of advanced mechanism self-developed by MingWei, to keep the security of the tower crane and convenient operation, such as unique double tighten mechanism on lifting steel cable, anti-break mechanism on sliding vehicle, anti-drop

Tower Crane Model:QTZ50(TC4810)A

Basic Height/Max. Height: 30m/120m

Range: 30---48

Main Body Type/Material:∠160×160×12/Q345B

Cross Section of Mast Section×Height:1615×1615×2500

Adhesion Situation:Distance between first collar tie and the ground 22400mm

Other distance 16500mm

Suspension Height no more than 20m。

Balance Weight/Jib Length:8.2t/48m；6.8t/42m。

Total Power:25.9Kw

Basic Parameter:

SHANDONG MINGWEI HOISTING EQUIPMENT CO.,LTD is located at Zhangqiu city, Shandong Province. It mainly focuses on developing and producing construction tower cranes and building hoists. Our company was set up in 1994. Up to now, we have more than 800 employees and the production area is 200000 square meters, the annual sales volume is 500 million RMB. After two decades\' development, We not only have mature sales network in china, but also exported to many other countries, such as: CAMBODIA, VIETNAM, COLOMBIA, SAUDI ARIBIA, BRAZIL, MONGOLIA, AND SO ON. In 2010, we combined with Jinan Sanyisan International Trading Co., Ltd to expend more international markets. Taking "the good faith, diligence, persistent, and innovation" as the core idea, by the support of high technology and team service, we can always in the lead of the industry field. Our main products are: tower crane series, topkit tower cranes, topless tower cranes and luffing tower cranes: QTZ10, QTZ20, QTZ31.5, QTZ40, QTZ50, QTZ63, QTZ80, QTZ125, QTZ160, QTZ315, QTZ260, QTZ400 and QTZ500. The lifting capacity is from 3T to 50T; Concrete machinery, such as mobile concrete mixing plant, stationary concrete plant from 25m3/h to 180m3/h; trailer concrete pump with both electrical and diesel engine; construction hoists with both single cage and double cages from 1 T to 4 T and other spare parts of tower cranes and construction elevators. Warmly welcome all customers all over the world to visit our plant and negotiate businesses!