Lightweight integrally-formed side protection

The utility model relates to the technical field of vehicle side protection, in particular to a light-weight integrally-formed side protection which comprises a side protection body and an installation assembly. The installation assembly comprises a fixing frame, a rotating frame, a sliding block, an air cylinder and a locking component, the fixing frame is fixedly installed on the vehicle body, the rotating frame is rotationally connected with the fixing frame, the sliding block is slidably connected with the rotating frame, the side protection body is fixedly connected with the sliding block, the air cylinder is rotationally connected with the fixing frame, and the output end of the air cylinder is rotationally connected with the sliding block. When a worker needs to enter the vehicle bottom for maintenance, locking of the rotating frame by the locking component is relieved, the sliding block is locked on the rotating frame through the locking component, at the moment, the air cylinder is started to push th