Patent ID: 11955657
Assignee: CONTEMPORARY AMPEREX TECHNOLOGY CO., LIMITED
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  Y | IPC H

Claim 17:
18. A method for preparing a battery, comprising:
providing a first battery cell and a second battery cell, wherein a pressure relief mechanism of the first battery cell and a pressure relief mechanism of the second battery cell are arranged opposite to each other in a first direction;
providing a box body, wherein the box body accommodates the first battery cell and the second battery cell;
providing a partition component, wherein the partition component is configured to partition the first battery cell and the second battery cell in the first direction, wherein the partition component comprises a first wall and a second wall arranged opposite to each other, the first wall is provided with a first through hole, the second wall is provided with a second through hole, the first through hole being configured to guide emissions discharged from the pressure relief mechanism of the first battery cell, and the second through hole being configured to guide emissions discharged from the pressure relief mechanism of the second battery cell;
providing a first guard member, wherein the first guard member is attached to the first wall, and the first guard member has a first weak portion arranged opposite to the first through hole; and
providing a second guard member, wherein the second guard member is attached to the second wall, and the second guard member has a second weak portion arranged opposite to the second through hole,
wherein in a cross section perpendicular to the first direction, the area of the first weak portion is greater than that of the first through hole, and the area of the second weak portion is greater than that of the second through hole.