Hydraulic excavator, modular device, butt joint for operation, not suitable for moving, as well as transformation of traditional excavator and butt joint method

摘要

It includes: (a) the main structure, including the connector connecting the main structure with locomotive, transportation station, crane piston house, engine room assembly bracket, crane cable anchor and machine engine; and (b) crawler motor vehicle, It includes the assembly compass installed on the top of the motor vehicle platform and the internal reinforcement of the anchor head installed under the motor vehicle platform.(c) a check and balance device combined with a fitting box to keep it in its original position and to prevent it from turning over when it is separated from the main structure of the waterway excavator; and (d) a connected excavator arm including frame "a" and supplement "A-1",Plus a cabin, which is made of fine materials