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US 12,431,570 B2Granted
Battery module having partition wall and thermal insulation layer for fire inhibition
AssigneeLG Energy Solution, Ltd.
InventorsSang Hyun Jo, Jin Kyu Shin, Sung Goen Hong
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Abstract
A battery module includes a partition wall and a thermal insulation layer for thermal runaway prevention, and more particularly a battery module is configured such that a cell module assembly includes two or more cell stacks, in each of which a plurality of battery cells is stacked in a vertical direction, is received in a space portion defined in a protective case and such that one more partition walls are provided in at least one of between neighboring ones of the cell stacks and between the cell stacks and the protective case.
Claims20
A battery module comprising:
- a protective case;
- a cell module assembly comprising two or more cell stacks in the protective case, each of the two or more cell stacks having a plurality of battery cells stacked in a vertical direction;
- and
- a first partition wall between the two or more cell stacks and between the two or more cell stacks and the protective case,
- wherein the first partition wall comprises:
- a pair of vertical partition walls disposed so as to face each other and spaced apart from each other by a predetermined distance, each of the vertical partition walls having a flat shape;
- a connection wall configured to connect upper ends of the vertical partition walls to each other;
- and
- a first bent wall and a second bent wall extending from opposite vertical side edges of each of the pair of vertical partition walls, the first bent wall and the second bent wall bent or curved toward one of the two or more cell stacks located adjacent thereto.
6 more elements
Dependencies are inferred from the claim text.