公开(公告)号：US20250046945A1

公开(公告)日：2025-02-06

申请号：US18810799

申请日：2024-08-21

Applicant: L'OS INTERNATIONAL ELECTRIC CO., LTD.

Inventor： Fanchang ZENG

IPC: H01M50/30 ,  B01D46/00 ,  B01D46/24 ,  H01M10/12 ,  H01M50/367

Abstract: The present disclosure relates to the field of power supply devices, and in the present disclosure, a method for constructing an exhaust channel for a power box and a power box are provided, where the method includes: S1, providing a closed box body: S2, providing an opening portion on the box body; and S3, fixing a porous filter to the opening portion through a fastening member, and enclosing the opening portion. In this way, the watertightness of the box body is improved while the ventilation of the box body is maintained, and an emergency power box with high explosion-proof performance is produced.