Charging conversion device, vehicle charging method and charger

The invention discloses a charging conversion device, a vehicle charging method and a charger, and relates to the technical field of vehicle charging, and the vehicle charging method comprises the steps that when the charging conversion device meets a charging condition, vehicle charging information, charging pile charging information and charging conversion device charging information are acquired; determining a target charging current according to the vehicle charging information, the charging pile charging information and the charging conversion device charging information; and charging a charging vehicle through the target charging current. Through the mode, the charging conversion device is connected with the plurality of charging piles to charge the vehicle, and the maximum current capable of safely charging is selected among the charging conversion device, the vehicle and the charging piles to charge, so that the charging speed is improved, and the safety is ensured. 本申请公开了一种充电转换装置、车辆充电方法及充电器，涉及车辆充电技术领