The invention discloses a battery pack shell with good sealing performance, relates to the related field of battery packs, and aims at solving the problems that the existing battery pack mainly adopts a split structure, the sealing performance is insufficient, and potential safety hazards exist. The battery pack shell comprises a box body, wherein a box cover is arranged at the upper end of the box body and comprises an upper cover plate, a first fixing outer ring part is arranged on the outer side of the lower end of the upper cover plate, a first fixing inner ring part is arranged at the lower end of the upper cover plate along the inner side of the first fixing outer ring part, a middle sealing groove is formed among the upper cover plate, the first fixing outer ring part and the first fixing inner ring part, the box body comprises a box body main body, a second fixed outer ring part is fixedly connected to the upper end of the outer side of the box body main body, a second fixed inner ring part is fixedly connected to the upper end of the inner side of the box body main body, an outer sealing groove is formed between the box body main body and the second fixed outer ring part, and an inner sealing groove is formed between the box main body and the second fixed inner ring part.
本发明公开了一种密封性好的电池包外壳,涉及电池包相关领域,为解决目前电池包主要采用分体式结构,密封性不足,具有安全隐患的问题。所述箱体的上端设置有箱盖,所述箱盖包括上盖板,所述上盖板下端的外侧设置有第一固定外环部,所述上盖板下端沿第一固定外环部的内侧设置有第一固定内环部,所述上盖板、第一固定外环部和第一固定内环部之间形成中间密封槽,所述箱体包括箱体主体,所述箱体主体外侧的上端固定连接有第二固定外环部,所述箱体主体内侧的上端固定连接有第二固定内环部,所述箱体主体与第二固定外环部之间形成外密封槽,所述箱体主体与第二固定内环部之间形成内密封槽。
Battery pack shell with good sealing performance
一种密封性好的电池包外壳
2021-04-23
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 / B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
Battery pack mounting point sealing structure, battery pack and vehicle
European Patent Office | 2020
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