Bumper device and heavy vehicle

The utility model provides a bumper device, include the bumper and set up respectively and be in the hoist mechanism of the bumper left and right sides, hoist mechanism includes actuating mechanism and link mechanism, actuating mechanism's one end and connected to the frame, actuating mechanism's the other end with link mechanism connects, link mechanism with bumper fixed connection, actuating mechanism can drive the link mechanism up -and -down motion, and then drive the bumper rises or descends, realizes the adjustment of bumper height. The utility model also provides an install this bumperdevice's heavy vehicle. The utility model discloses design into the adjustable structure with the bumper, can solve the contradiction of trafficability and windage increase, when the bumper promotes,can improve the trafficability characteristic of vehicle under special road conditions condition, when the bumper reduces, can reduce the windage, reduce fuel consumption. 本实用新型提供了种保险杠装置，包括保险杠和分别设置在所述保险杠左右两侧的提升机构，所述提升机构包括驱动机构和