Excavator quick change joint is one of the parts of construction machinery, which is designed, developed and manufactured independently for the specific work needs of excavators.

Quick change joint of excavator is divided into mechanical quick change joint and hydraulic quick change joint; Mechanical quick change joints can be used without refit of excavator pipelines and hydraulic system (low cost type); Hydraulic quick change joint needs to refit excavator pipeline and hydraulic system to meet the demand of automatic replacement of working device.