Knowledge

  The working conditions of hydraulic excavator are bad, the working period is long, the external load changes sharply, and the working point of diesel …

  Large hydraulic excavators are mainly used in mining and large-scale infrastructure of various large-scale open-pit mines, of which shovel excavators account for the majority. …

 Using parallel hybrid power, relative series system, has the advantages of installed power pin and high efficiency, and the disadvantage is high additional cost. During …

  Found that the hydraulic system oil temperature is too high, should first check whether the hydraulic tank oil level is too low. If the …

Hydraulic excavator hydraulic system has many forms and types, can be classified from different angles. From the form of multi-way valve can be divided into …

The normal working temperature range of hydraulic system should be between 30 degrees Celsius and 60 degrees Celsius. The temperature of hydraulic system is too …

Hydraulic excavator has many structures and degrees of freedom. The number of hydraulic action elements is large and the action required is very complex, so …

1.General structure   Special chassis small wheel excavator mainly consists of working device, cab, rotary mechanism, platform, power device, tire walking device, leg, auxiliary equipment …

In order to understand and design the hydraulic system of excavator, we must first analyze the working process of hydraulic excavator and understand the operation …

Due to damage or improper operation of hydraulic components, wheel excavator hydraulic system pollution is easy. The treatment method of hydraulic system pollution is described …