Tracking type mobile inspection robot

The utility model belongs to the technical field of expressway inspection, and particularly relates to a tracking type mobile inspection robot which brings great convenience to life of people on an expressway, is a first choice for self-driving travel of people, and is usually provided with protective fences on two sides of the expressway in order to guarantee safe driving of vehicles and reduce casualties caused by accidents. The most common protective fence structure mainly comprises stand columns and a protective fence made of steel plates, a plurality of corrugated parts bent in the vertical direction are arranged on the inner side of the protective fence, the tracking camera always faces an emergency lane line on an expressway, if a road turns, the tracking camera uploads corresponding turning information to a controller, and if the road turns, the controller sends the turning information to the controller; as the monitoring camera is arranged at the top of the trolley, vehicles with illegal parking, ill