Battery module

The utility model discloses a battery module which comprises a battery cell group, an end plate positioned at the end part of the battery cell group and a side plate positioned at the side part of the battery cell group, first sawteeth are arranged on the combined surface of the end plate and the si...

Ausführliche Beschreibung

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Bibliographische Detailangaben
Hauptverfasser:	GUO CONG, CHEN ZEZHEN, LU WEIWEI, YAO LIFENG, WANG MINGWANG, CHEN BINBIN, WEN YEYONG
Format:	Patent
Sprache:	chi ; eng
Schlagworte:	BASIC ELECTRIC ELEMENTS ELECTRICITY PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSIONOF CHEMICAL INTO ELECTRICAL ENERGY
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Beschreibung
Zusammenfassung:	The utility model discloses a battery module which comprises a battery cell group, an end plate positioned at the end part of the battery cell group and a side plate positioned at the side part of the battery cell group, first sawteeth are arranged on the combined surface of the end plate and the side plate, and second sawteeth matched with the first sawteeth in tooth shape are arranged on the combined surface of the side plate and the end plate. According to the battery module, the end plates are arranged at the end parts of the battery cell groups, the side plates are arranged at the side parts of the battery cell groups, the first saw teeth and the second saw teeth which are matched in tooth shape are respectively arranged at the joint parts of the side plates and the end plates, and the joint parts of the end plates and the side plates are fixedly connected with the fasteners; on the premise that the overall structural strength meets the requirement, the defects of hole blasting, welding deviation, insuff