Coaxial double-paddle type climbing detection robot

The utility model belongs to the technical field of tunnel construction, and discloses a coaxial double-paddle type climbing detection robot which comprises a rack body, machine wheels and rotor wing assemblies. The rack body comprises an upper rack plate, a lower rack plate and a connecting plate, and the connecting plate is used for connecting the upper rack plate and the lower rack plate; the aircraft wheels are arranged at the four corners of the rack body and connected with the rack body through driving connecting pieces, and four rotor wing cavities used for arranging the rotor wing assemblies are evenly formed in the rack body; the driving connecting piece comprises an upper supporting arm, an upper connecting part, a lower supporting arm and a lower connecting part, the upper supporting arm is fixedly connected with the upper rack plate, the lower supporting arm is fixedly connected with the lower rack plate, and the upper connecting part is hinged to the upper supporting arm through a rotating shaft;