Blind guiding robot with wheel leg structure and utilization method for same

The invention relates to a blind guiding robot with a wheel leg structure and a utilization method for the same. The robot comprises a rack which is equipped with a handrail as well as a man-machine communication module, a GPS module, a GMS module, an obstacle avoidance module, a power source module and a driving module which are electrically connected to a main control system, wherein the driving module comprises a direct current motor and a steering engine set; four legs controlled by a steering engine are installed on the lower part of the rack, each leg comprises three rotation joints which are driven by three steering engines, and the lower part of each leg is a wheel; and manual switching keys are disposed on the handrail and used for switching a walking mode of the robot. According to the invention, two working modes can be switched at will according to road conditions; the robot can move by the wheels on a flat road section or can walk by the four legs on an uneven road section; and the robot can span obstacles easily.