Electric car charging battery providing method

The invention relates to the field of electric car charging batteries, in particular to an electric car charging battery providing method so as to solve the problem that charging of an electric car isdifficult. The electric car is equipped with a unified standard battery box, after the car is manufactured by an electric car manufacturer, the battery box is not assembled, a battery service provider uniformly provides batteries and service, the day cost is charged according to battery renting, and the electric quantity using cost is charged according to the used electric quantity. The batteriesof the electric car are replaced in a battery replacement station, the battery replacement station is arranged in a petrol station or a special service network station, and the batteries are recovered to a charging factory by the battery service provider to be charged, delivered and maintained. 本发明涉及电动汽车充电电池领域，是种电动汽车充电电池提供方法，解决电动汽车充电困难的问题。电动汽车配备统标准的电池箱，电动汽车生产商生产汽车后不装配电池箱，由电池服务商统供应电池和提供服务，按电池租用收取日费及用电量收取电量使用费。电动汽车电池在电池更换站内