Automatic identification device for abnormal battery in base station lithium battery pack

The utility model relates to an automatic identification device for an abnormal battery in a base station lithium battery pack. The automatic identification device comprises a charging/discharging circuit composed of a base station switching power supply and a charging/discharging switching unit, and a monitoring unit for monitoring charging/discharging processes of the charging/discharging circuit, and further comprises a voltage detection and parallel charging unit for voltage detection and parallel charging of various single batteries, wherein a voltage terminal of the voltage detection and parallel charging unit is correspondingly connected with various single batteries, and a signal output terminal of the voltage detection and parallel charging unit is connected with the monitoring unit. The device can rapidly identify the abnormal battery in the lithium battery pack, so as to facilitate workers to maintain or change the abnormal battery, thus prolonging the service life of the lithium battery pack.