| 摘要 |
PROBLEM TO BE SOLVED: To provide a battery pack configured to prevent short-circuiting between battery modules during fixing a bus bar, to improve workability in fixing the bus bar.SOLUTION: A battery pack includes: a battery module group 50a formed by arranging a plurality of battery modules 50 having output terminals 140 and 150; a plurality of conductive bus bars 40 having a bolt hole and fixed to the output terminal with a bolt 43 inserted in the bolt hole and fixed to the output terminal, to electrically connect the battery modules; and a bus-bar holding plate 20 formed of an insulating material to hold the bus bar. The battery pack includes a plurality of insulating cover members 30 arranged for each bus bar on the side of a bus bar holding surface 20a of the bus bar holding plate, to cover or expose a corresponding bus bar. Each of the cover members includes a recess formed for each bolt inserted in the bus bar, recessed in a direction away from a bus bar surface, and housing the bolt protruding from the bus bar. |
