An electric vehicle battery pack with a strike shield affixed to its bottom. The strike shield provides structural support to withstand ground strikes without damaging the batteries within the battery pack. The strike shield is a mixed material sandwich bottom plate structure having a composite top layer, a middle core with one or more hollow members adhesively connected or welded together, or a single integrated structure with elongated stiffeners and/or a base member with elongated channels for stiffness, and a composite bottom layer.
本发明公开了一种电动车辆电池组,该电动车辆电池组具有附连到其底部的防冲击护罩。该防冲击护罩提供结构支撑以抵抗地面冲击而不损坏该电池组内的电池。该防冲击护罩是混合材料夹心底板结构,该混合材料夹心底板结构具有复合顶层、具有粘接性地连接或焊接在一起的一个或多个中空构件的中间芯、或具有细长加强件和/或带细长通道的基部构件以用于刚度的单个集成结构,以及复合底层。
ELECTRIC VEHICLE BATTERY PACK HAVING BOTTOM STRIKE SHIELD
具有底部防冲击护罩的电动车辆电池组
22.06.2021
Patent
Elektronische Ressource
Chinesisch
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