Automobile sleeping berth seat protection device

The utility model discloses an automobile sleeping berth seat protection device which belongs to the technical field of automobile parts and comprises a connecting plate, a horizontally-arranged inserting groove is formed in one side of the connecting plate, a vertically-arranged threaded column is installed at the top of the connecting plate in a threaded mode, and the bottom of the threaded column extends into the inserting groove and is fixedly connected with a pressing plate. Two vertically-arranged supporting columns are fixedly installed at the bottom of the connecting plate, an air cylinder is fixed to the bottoms of the supporting columns, a piston rod of the air cylinder is fixedly connected with a horizontally-arranged base, a vertically-arranged storage through hole is formed inthe connecting plate, two column bodies are installed in the storage through hole in a sliding mode, and a handrail is arranged between the two column bodies. The device is connected with the automobile sleeping berth seat,