The utility model provides a pedestrian protects outer gasbag device of automobile car, belongs to auto -parts technical field. The utility model discloses a through installing the pedestrian protects outer gasbag device of automobile car who protects the gasbag at car bumper and front windshield lower part. The utility model discloses a comprise mechanical part and electronic control part, mechanical part divide into the bumper gasbag system and the gasbag system of before keeping out the wind. The utility model discloses aim at carrying out more thorough protection with the practical casualties that reduces in the traffic accident to the pedestrian, in addition, that also can reduce the automobile body when the collision of some low -speed takes place receives the damage degree, reduces the maintenance cost.