Vehicle bumper with storage function and application method thereof

The invention provides a multifunctional bumper bar for a vehicle. The multifunctional bumper bar is mounted at the front edge or the rear edge of a vehicle body to provide an anti-collision protection function at the front edge or the rear edge. The multifunctional bumper bar for the vehicle comprises a bumper bar frame and at least one functional device. The bumper frame is suitable for being detachably and transversely arranged on the front edge or the rear edge of the vehicle body, and at least forms a middle part, a left side part and a right side part according to the measurement change of the vehicle body towards the two sides of the bumper frame. At least one of the middle part, the left side part and the right side part of the bumper frame is provided with at least one containing space which can be communicated with the outside. The at least one functional device is arranged on the bumper bar frame and matched with the at least one containing space to be used for adding a preset function to the vehic