The invention provides a vehicle body lower tunnel which suppresses deformation of a floor panel area including a floor tunnel. The present invention is provided with: a floor cross member (16) which is disposed so as to connect a lower side member (12) disposed on the outside in the vehicle width direction and a floor tunnel (14) disposed in the center of the vehicle body and which is sandwiched between seat brackets (22a, 22b) in the vehicle front-rear direction, and a tunnel reinforcing member (19) which is provided in the floor tunnel (14), the tunnel reinforcing member (19) comprising: a first tunnel reinforcing member (66) which is disposed between the lower side member (12) and the floor tunnel (14) and which is disposed between the seat brackets (22a, 22b) in the vehicle front-rear direction; the front and rear parts are arranged at positions overlapped with the floor cross beam (16) in the front-rear direction of the vehicle; and a second tunnel reinforcing member (68) disposed at a position at least partially overlapping the seat brackets (22a, 22b) in the vehicle width direction, the seat brackets (22a, 22b) being connected to the floor cross member (16).
本发明提供一种抑制包含地板通道的地板面板区域的变形的车身下部通道。具有地板横梁(16)和设置于地板通道(14)的通道加强部件(19),其中,该地板横梁(16)配置为将配置在车宽方向外侧的下纵梁(12)与配置在车身中央的地板通道(14)连结,并在车辆前后方向上夹在座椅托架(22a、22b)之间,该通道加强部件包括:第1通道加强部件(66),其在车辆前后方向上配置在与地板横梁(16)重叠的位置;以及第2通道加强部件(68),其在车宽方向上配置在至少一部分与座椅托架22a重叠的位置,座椅托架(22a、22b)与地板横梁(16)连结。
VEHICLE BODY UNDER STRUCTURE
车身下部构造
2023-06-30
Patent
Elektronische Ressource
Chinesisch
IPC: | B62D MOTOR VEHICLES , Motorfahrzeuge |