To provide a vehicle frame structure that can secure a space in a vehicle cabin and improve collision safety performance.SOLUTION: A vehicle frame structure includes: a front back wall portion 14 disposed at at least one of a front end portion and a back end portion of a vehicle 10 and extending in a vehicle width direction and a vehicle up-down direction to define inner and outer sides of a vehicle cabin; a side wall portion 16 extending from a vehicle width end portion of the front back wall portion 14 in the vehicle front-back direction to define the inner and outer sides of the vehicle cabin; and a connection portion 70 in a closed cross sectional structure having one end portion connected to an inner side in the vehicle front-back direction of the front back wall portion 14 and the other end portion connected to an inner side in the vehicle width direction of the side wall portion 16 and bent in a recessed shape toward the inner side in the vehicle width direction and the inner side in the vehicle front-back direction in a plan view.SELECTED DRAWING: Figure 2
【課題】車室内の空間を確保しつつ、衝突安全性能を向上させることができる車両骨格構造を得る。【解決手段】車両骨格構造は、車両10の前端部及び後端部の少なくとも一方に設けられ、車両幅方向及び車両上下方向に延在されて車室内と車室外とを区画する前後壁部14と、前後壁部14の車両幅方向端部から車両前後方向へ延在されて車室内と車室外とを区画する側壁部16と、一端部が前後壁部14の車両前後方向内側に接続され、他端部が側壁部16の車両幅方向内側に接続されると共に、平面視で車両幅方向内側かつ車両前後方向内側に凸となるように湾曲された閉断面構造の連結部70と、を有する。【選択図】図2
VEHICLE FRAME STRUCTURE
車両骨格構造
2021-05-20
Patent
Electronic Resource
Japanese
IPC: | B62D MOTOR VEHICLES , Motorfahrzeuge |