Battery pack intelligent management system and battery pack monitoring diagnostic device

The utility model relates to a battery pack group intelligent management system and a battery pack monitoring and diagnosing device. The battery pack group intelligent management system comprises a plurality of battery pack monitoring and diagnosing devices, a battery replacement control device, a charging control device, a battery pack transfer tool and a remote management platform. The battery pack monitoring and diagnosing device is used for sampling the use state data of the battery pack and the driving data of the electric vehicle according to a preset frequency; the battery replacement control device is arranged in the battery replacement control chamber and is used for providing battery pack data in the battery replacement station controlled by the battery replacement control chamber; the charging control device is arranged in the charging control chamber and is used for providing battery pack data in the charging field controlled by the charging control chamber; and the remote management platform is in signal connection with each battery pack diagnosis device, each battery replacement control device and each charging control device and is used for performing intelligent management of charging and battery replacement on the battery packs. According to the utility model, intelligent management of the battery pack group in a charging and replacing separation mode is realized.