Vehicle door beam

• Main Authors: ONAKA RYO, CHOI JI-A, KATO NOBUAKI, OTSUKA SHOHEI, KATSUMATA NAOKI, NAGAHAMA TAKU, TEZUKA RYOSUKE
• Format: Patent
• Language: Chinese; English
• Published: 19.09.2023
• Subjects: PERFORMING OPERATIONS; REMOVABLE EXTERNAL PROTECTIVE COVERINGS SPECIALLY ADAPTED FORVEHICLES; TRANSPORTING; VEHICLES IN GENERAL; WINDOWS, WINDSCREENS, NON-FIXED ROOFS, DOORS, OR SIMILARDEVICES FOR VEHICLES

The invention provides a vehicle door beam, when the vehicle door beam deforms due to side impact, non-fixed parts of the vehicle door beam corresponding to knees of an in-vehicle passenger move towards the inner side of the vehicle, so that impact on thighs can be relieved, lower limbs of the in-vehicle passenger are prevented from being injured, and safety is improved. The door cross member includes: a cross member body extending in a front-rear direction of a vehicle; the inner side component is arranged on the vehicle inner side of the cross beam body; the inner member has: a fixing portion fixed to the cross member body; and a non-fixed part which is not fixed to the cross member body and is disposed at a position further forward than the fixed part in the front-back direction. 本发明提供一种车门横梁，当受到侧面撞击而车门横梁发生变形时，车门横梁的对应车内乘客的膝盖的位置的非固定部朝向车内侧位移，由此能够减缓对大腿部位的撞击，避免车内乘客的下肢受到损伤，提升安全性。所述车门横梁包括：横梁本体，沿车辆的前后方向延伸；以及内侧构件，设置在所述横梁本体的车内侧；所述内侧构件具有：固定部，与所述横梁本体固定；以及非固定部，未与所述横梁本体固定，且配置在与所述固定部相比位在所述前后方向的更前方的位置。