The invention provides an auxiliary frame and relates to the technical field of automobile chassis, the auxiliary frame comprises an auxiliary frame body and a reinforcing tube, a cavity extending in the circumferential direction of the auxiliary frame body is formed in the auxiliary frame body, and the reinforcing tube extends in the extending direction of the cavity and is matched with the cavity in shape; the reinforcing pipe is arranged in the cavity, and the outer wall face of the reinforcing pipe is attached to the inner wall face of the cavity. The NVH performance of the auxiliary frame in the whole vehicle can be enhanced, the collision energy absorption effect of the auxiliary frame can be improved, and the product percent of pass can be increased.
本发明提供了一种副车架,涉及汽车底盘技术领域,所述副车架包括副车架本体和加强管,所述副车架本体内形成有沿所述副车架本体的周向延伸的空腔,所述加强管沿所述空腔的延伸方向延伸设置,且与所述空腔形状匹配,所述加强管设于所述空腔内,所述加强管的外壁面与所述空腔的内壁面相贴合设置。本发明可以加强副车架在整车中的NVH表现,可以提高副车架的碰撞吸能效果,可以提高产品合格率。
Auxiliary frame
一种副车架
2023-10-20
Patent
Elektronische Ressource
Chinesisch
IPC: | B62D MOTOR VEHICLES , Motorfahrzeuge |
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