Electric vehicle charging authentication method and device, equipment and system

The invention discloses an electric vehicle charging authentication method and device, equipment and system. The method is applied to the field of electric vehicle charging. The method comprises the following steps: when charging equipment is butted with a charging interface of an electric vehicle in advance, establishing short-distance wireless communication connection between the charging equipment and the electric vehicle; receiving a first vehicle identification code sent by the electric vehicle and a first gun insertion state detected by the electric vehicle through the short-distance wireless communication connection; and when the first vehicle identification code is consistent with a locally pre-stored second vehicle identification code and a second gun insertion state detected by the charging equipment is consistent with the first gun insertion state, controlling the charging equipment to start charging the electric vehicle. According to the invention, the problems of tedious charging operation proces