Damping trailer device

The utility model relates to the technical field of trailer hooks, in particular to a damping trailer device which comprises an installation support, a trailer hook and a damping device. The rotating shaft is connected with the mounting support, a support arm and a rotating fixing support are rotationally mounted on the rotating shaft, a damping part is mounted on the rotating fixing support, and the damping part is further connected with the mounting support; the jacking part is located on the rotary fixing support, and the jacking part is further connected with the support arm in an abutting mode; and the trailer assembly is detachably connected with the mounting bracket and is used for being connected with a trailer. The damping trailer device is novel in structure, easy to operate and capable of preventing hard transmission of vibration, reducing vibration generated in the running process of a vehicle and improving the running safety, and assembly abrasion and abnormal sound are reduced through the arrang