The invention discloses a battery pack and an automobile, the battery pack comprises a box body, module layers, a module support system and a liquid cooling system, the liquid cooling system comprises an upper-layer liquid cooling component, a lower-layer liquid cooling component and a liquid cooling main pipeline, the upper-layer liquid cooling component cools a second module layer, the lower-layer liquid cooling component cools a first module layer, and the lower-layer liquid cooling component cools a second module layer; the battery module group can be kept at a proper temperature for a long time, so that the service life of the battery module group is prolonged, and the endurance mileage of the electric automobile is increased; the first module layer, the module support system and the lower-layer liquid cooling component are fixedly installed on the box body, the second module layer and the upper-layer liquid cooling component are installed on the module support system, installation of the upper-layer liquid cooling component and the lower-layer liquid cooling component can be achieved conveniently, and the first module layer and the second module layer can be connected and fixed through the module support system. Long bolts for cross-layer connection do not exist between the first module layer and the second module layer, and the multi-layer module is high in overall structural strength, good in stability and good in mechanical property.
本发明公开了一种电池包及汽车,其中电池包包括箱体、模组层、模组支架系统和液冷系统,液冷系统包括上层液冷部件、下层液冷部件和液冷主管道,上层液冷部件对第二模组层进行冷却,下层液冷部件对第一模组层进行冷却,能够保证电池模组长时间处于一个合适的温度,提高了电池模组的使用寿命,提高电动汽车的续航里程;第一模组层、模组支架系统和下层液冷部件固定安装在箱体上,第二模组层和上层液冷部件安装在模组支架系统上,便于实现上层液冷部件和下层液冷部件的安装,第一模组层和第二模组层能够通过模组支架系统实现连接固定,第一模组层和第二模组层之间不存在跨层连接的长螺栓,多层模组的整体结构强度高、稳定性好,力学性能好。
Battery pack and automobile
电池包及汽车
2023-05-16
Patent
Electronic Resource
Chinese
IPC: | H01M Verfahren oder Mittel, z.B. Batterien, für die direkte Umwandlung von chemischer in elektrische Energie , PROCESSES OR MEANS, e.g. BATTERIES, FOR THE DIRECT CONVERSION OF CHEMICAL ENERGY INTO ELECTRICAL ENERGY / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
Battery pack, battery pack protection method and automobile
European Patent Office | 2023
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