Self-propelled robot for cleaning super-long large-diameter heat supply pipeline

The invention provides a self-propelled robot for cleaning an ultra-long large-diameter heat supply pipeline, and belongs to the technical field of pipeline robots. The self-propelled robot for cleaning the super-long large-diameter heat supply pipeline comprises a frame component, a first driving pipe, a second driving pipe, a first support component and a second support component, the frame component comprises a supporting pipe, a first walking frame and a second walking frame, and the first walking frame and the second walking frame are oppositely installed on the supporting pipe; a first walking driving assembly is installed on the first walking frame, a second walking driving assembly is installed on the second walking frame, the first driving pipe and the second driving pipe are arranged on a supporting pipe in a sleeving mode, and a connecting plate is fixedly installed between the first driving pipe and the second driving pipe; and driving gear rings are mounted at the opposite ends of the first drivi