Escalator system and engineering machinery

The utility model relates to an escalator, in particular to an escalator system and engineering machinery, which aims to solve the problems of driving and control of a lifting escalator of the existing large engineering machinery, and comprises an escalator with the upper end hinged with a platform and an escalator driving control system, the escalator driving control system comprises an oil cylinder, a controller, a control valve, an electric pump assembly, an escalator control switch and a pump power supply relay, wherein the two ends of the oil cylinder are connected with the escalator and the platform respectively; an electromagnetic coil of the control valve is connected with the controller and used for controlling the oil cylinder to stretch out and draw back; the electric pump assembly is connected with the control valve assembly; and a motor in the electric pump assembly is connected with a storage battery through the pump power supply relay. The escalator system of the engineering machine is driven b