Category: Knowledge

Hydraulic excavator has the following three unique working characteristics. 1. When working, the walking mechanism, steering mechanism and working mechanism need to work together, and …

1. The oil suction circuit is blocked, the hydraulic oil is insufficient, and the oil circuit is empty. It is easy to make the hydraulic …

When the engine power of excavator is enough and the operation is normal, the excavator is unable to work, which may be caused by the …

The heat dissipation performance of excavator depends on the total heat dissipation area of radiator, heat dissipation per unit time and the performance of water …

The main components of the cooling system are cooling fan, radiator, hose, etc. The water radiator is located in front of the engine in an …

Mechanical brake is composed of brake cylinder, friction plate, separation plate and brake spring. The internal spline of the friction plate is sheathed on the …

Rotary motor is the key part of rotary mechanism in full hydraulic excavator. It converts the oil pressure provided by main pump into mechanical energy, …

The structure of the hydraulic excavator system is complex, the operating conditions are bad and the working conditions are various, which causes the whole machine …

During the operation of hydraulic excavator, the main pump constantly provides high-pressure oil for the whole hydraulic system, and also bears the pressure impact from …