Overhead crane
Gantry crane with shield(DMG for short) is mainly used for installation of cutter and shield of shield machine which is underground trenchless device, and used for lifting of ductpiece supporting tunnel during work progress. DMG has stable performance, high production efficiency and is easy to be taken care of and maintained. The lifting appliance at upper part can turn to adapt the requirements of tunneling at different directions. It has flexible operating mode, complete safety in dictation and overload protection device, which can uttermost safety of operator and equipments. Electrical system adopts PLC variable frequency speed regulating which is propitious to control the mechanisms. Famous manufacturer of fittings is adopted to guarantee the quality of the complete machine. The latest issued national standards are executed for design, manufacture and inspection of DMG.
3-400t Gantry crane with shield Technical specifications | |||||||||||
Lifting Capacity(T) | 400 | ||||||||||
Working System | A3 | ||||||||||
Span(S) | 33 | 34 | |||||||||
Lifting Height | Main lifting(M) | 22(Above track) 23(under track) | 22(Above track) 23(under track) | ||||||||
Aux. lifting(M) | 20(Above track) 26(under track) | 20(Above track) 26(under track) | |||||||||
Speed | lifting | Main lifting(m/min) | 0.09~0.9 | 0.09~0.9 | |||||||
Aux. lifting(m/min) | 7 | 7 | |||||||||
Travelling | crane travelling | 1.6~16 | 1.6~16 | ||||||||
trolley travelling | 1.15~11.5 | 1.15~11.5 | |||||||||
Dimensions(mm) | L1 | 2500 | |||||||||
L2 | 3500 | ||||||||||
H1 | 3196 | ||||||||||
H2 | 20000 | ||||||||||
B | 13000 | ||||||||||
H1 | 21800 | ||||||||||
b1 | 1850 | ||||||||||
b2 | 1190 | ||||||||||
W | 4500 | ||||||||||
D | 7160 | ||||||||||
Max wheel load(KN) | 401 | 412 | |||||||||
Steel Track | QU120 | ||||||||||
Power source | 3-Phase A. C. 380V 50HZ | ||||||||||
Max. Applicable cutter Diameter(m) | 15 |
LINKS : Dongqi Crane