BATTERY ASSEMBLY

摘要

A battery stack is provided having lower and upper battery tiers each formed of at least two battery cell arrays. A pair of brackets are provided for connecting the lower arrays along a top surface of the lower tier and connecting the upper arrays to a bottom surface of the upper tier. The lower and upper battery tiers are secured together by the brackets without hardware mounted to an exterior surface of the stack.

主权项

1. A method of assembling a battery stack comprising:
positioning a pair of lower arrays of battery cells adjacent each other; connecting a lower bracket to the pair of lower arrays to form a lower battery tier; positioning a pair of upper arrays of battery cells adjacent each other; connecting a bracket to the pair of upper arrays to form an upper battery tier; aligning the upper battery tier with the lower battery tier; and fastening the upper bracket to the lower bracket through an access opening formed in the upper battery tier, wherein a mounting footprint of the lower and upper brackets is the same and aligns to secure the upper battery tier to the lower battery tier and wherein the lower and upper brackets allow an airflow between the lower and upper battery arrays.