The invention relates to the field of battery packs, in particular to a rear fixing structure for a battery pack and a rear floor assembly with the rear fixing structure, and the rear fixing structure comprises a front cross beam, a supporting frame and an anchor point support; the front cross beam is connected with the anchor point support through the supporting frame. The vehicle body rear fixing structure is connected to the battery pack through the front cross beam; according to the rear fixing structure, connection between the battery pack and the vehicle body is facilitated, and in addition, through cooperative use of the front cross beam, the supporting frame and the anchor point support, the structural strength of the rear fixing structure is greatly guaranteed; the rear part of the whole vehicle is arranged through a rear part fixing structure; on the premise that the arrangement process and the cost are met, the torsional mode and the torsional rigidity of the whole vehicle can be improved to the maximum extent, and the NVH performance and the operation stability performance of the whole vehicle are improved.

    本发明涉及电池包领域,具体来说是一种电池包用后部固定结构及具有该后部固定结构的后地板总成,包括前横梁、支撑框架以及锚点支架;所述前横梁通过支撑框架与锚点支架相连接;所述车身后部固定结构通过前横梁连接在电池包上;本发明公开的后部固定结构方便了电池包与车身之间的连接,另外,本发明通过前横梁、支撑框架以及锚点支架的配合使用,极大的保证了后部固定结构的结构强度;并且整车后部通过后部固定结构的设置;能够在满足布置工艺、成本的前提下,可最大限度的提升整车的扭转模态和扭转刚度,提升整车的NVH性能以及操作稳定性性能。


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    Title :

    Rear fixing structure for battery pack and rear floor assembly with rear fixing structure


    Additional title:

    一种电池包用后部固定结构及具有该后部固定结构的后地板总成


    Contributors:
    HE XINZHENG (author) / MO JIAHONG (author) / LI PEIFU (author) / YAN TING (author)

    Publication date :

    2025-04-18


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    Chinese


    Classification :

    IPC:    B60K Anordnung oder Einbau von Antriebseinheiten oder von Kraft- bzw. Drehmomentübertragungen in Fahrzeugen , ARRANGEMENT OR MOUNTING OF PROPULSION UNITS OR OF TRANSMISSIONS IN VEHICLES / B62D MOTOR VEHICLES , Motorfahrzeuge



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