High-strength 12V lithium battery system for automobile

The utility model discloses a high-strength 12V lithium battery system for an automobile, which comprises a box cover assembly and a box body assembly which are clamped with each other, and structural adhesive is arranged at the fixed joint of the box body assembly and the box cover assembly to realize the bonding and reinforcement of the box body assembly and the box cover assembly; the box body assembly comprises a plastic box body, a high-strength metal lining, a honeycomb-shaped reinforcing rib, a battery cell, a supporting tray and a BMS tray, the high-strength metal lining is embedded into the plastic box body and is completely wrapped and fixed on the inner side wall of the plastic box body, the honeycomb-shaped reinforcing rib is completely wrapped and fixed on the outer side wall of the plastic box body, the battery cell is fixed in the plastic box body, and the supporting tray is fixed on the outer side wall of the plastic box body. And the supporting tray and the BMS tray are sequentially supported