Battery pack

The utility model is suitable for a battery field provides a battery pack, battery pack includes at least one sub - battery pack, sub - battery pack includes: cell, support unit. Cell is last to be stretched out two and is equipped with open -ended utmost point ear, the support unit be equipped with with the corresponding screw hole of opening of utmost point ear, battery pack still includes and utmost point ear and support unit secure fit to to carry out the connecting plate that the electricity is connected rather than complex utmost point ear, the connecting plate carries out the fastening connection through threaded fastener with the opening of utmost point ear and the screw hole on the support unit. The utility model discloses to electrically conduct the connecting plate with threaded fastener is connected with battery tab to realize the connection in series -parallel between sub - battery pack, need not the welding, avoided bad weldeds such as rosin joint that the battery exists in welding process, dumm