Batteriezelle, Batterie und Elektrische Vorrichtung

Details

Veröffentlichungs-Nr.

EP4826895

Anmeldetag

14. Mai 2024

Veröffentlichung

20. November 2025

Rechtsraum

EP

IPC

H01M50/55, H01M50/30

Abstract

Embodiments of the present application provide a battery cell, a battery and an electrical apparatus, wherein the battery cell comprises: a casing (1), comprising a first wall (12), wherein the first wall (12) is provided with a pressure relief component (2); an electrode assembly (3) arranged in the casing (1), wherein the electrode assembly (3) comprises an electrode body (31) and a first tab (32), and the first tab (32) is led out from one end of the electrode body (31); and a first current collector (4), configured to electrically connect the first tab (32) and the casing (1), wherein the first current collector (4) is at least partially located between the first tab (32) and the pressure relief component (2), the first current collector (4) is provided with at least one ventilation part (41) and at least one guide part (42), the ventilation part (41) penetrates through the first current collector (4) in the thickness direction of the first wall (12), and the guide part (42) is arranged in the peripheral area of the ventilation part (41).

Anmelder

Firma

Contemporary Amperex Technology Co., Limited

Land

🇨🇳 China

Fachgebiete