The utility model discloses an electric automobile drives integrated device that charges, including high -voltage battery bank module, two -way DCDC transform module, contravariant bridge A module, contravariant bridge B module, the control unit module, 220380V charge module and motor, the flexibility of two dc -to -ac converters controls that motor winding equivalent inductance's system topological structure itself provided, the messenger has good drive properties under different work condition, and cooperative control can obtain bigger power. Can insert one -way alternating current of 220VAC or 380VAC three -phase alternating current realizes charging to on -vehicle high -voltage battery bank's miniwatt and high -power.