General structure of 7ton China Wheel Excavators Earth Movers
The main structure of 7ton China Wheel Excavators Earth Movers consists of working device, cab, slewing mechanism, power device, transmission control mechanism, chassis and auxiliary equipment. Among them, the cab, power unit and auxiliary equipment are all installed on a fully rotatable platform, commonly known as the upper turntable. The tire chassis is composed of frame, support, gearbox, hydraulic motor, front and rear axles, tires, etc., and is assembled with the rotary body.
7ton China Wheel Excavators Earth Movers working device is mainly composed of boom, stick, bucket, connecting rod and other parts. The bucket has several forms such as front shovel, backhoe, dragline, and grab shovel according to its working mode. The boom mainly has a gooseneck overall bending type and a hydraulic action split multi-section boom. The multi-section boom form of the back-bucket is widely used in similar foreign products.