The utility model relates to an unmanned charging system of electric automobile, including stake and the parking stall lock that charges, be equipped with identity recognition device and controlling means in the stake of charging, identity recognition device, controlling means control connection parking stall lock are connected in the controlling means sampling. This unmanned charging system of electric automobile can solve the problem that the vehicle occupy the storage battery car position to for charging a little the unattended and miniaturized solution that provides, has solved and has restricted the unattended bottleneck that charges some construction, help reducing the charging service network construction and operation cost, improve the charging service network layout the flexibility, be favorable to the more perfect charging service network of construction.