Rear warning and early warning automatic placing device for highway accident vehicle

The utility model discloses a highway accident vehicle rear warning and early warning automatic placing device, which belongs to the technical field of early warning equipment and comprises a base, wheels are mounted on two sides of the base, a mounting cavity is arranged at the top of the base, a lifting mechanism is mounted in the mounting cavity, and a warning plate is mounted at the top of the lifting mechanism. And a transmission mechanism is arranged between the wheels and the lifting mechanism. The device is taken out of a vehicle and placed on a lane, the device automatically runs towards the rear portion of the vehicle through the wheels, the lifting mechanism is driven by the transmission mechanism to ascend in the running process, and therefore the warning board is lifted, and the purpose of automatic placement is achieved; the warning plate is clamped into the mounting cavity, the purpose of automatic folding is achieved, storage is convenient, and use is convenient and fast. 本实用新型公开了高速公路事故车辆后方警示预