The invention discloses an electric ground vehicle, and relates to the technical field of transportation equipment. The electric ground vehicle is characterized in that rack steel rails are two parallel rack rails; an undercarriage support plate is a rectangular plate, and is connected with the rack steel rails through traction gears; gaps are formed between the rack steel rails and the undercarriage support plate; the traction gears are cylindrical gears; one pair of traction gears is provided; the pair of traction gears respectively penetrate through hole grooves of the undercarriage support plate, and are engaged with gears on the rack steel rails; the lower parts of the traction gears are connected with a gear bracket; a rolling cylinder module is at the tail end of the undercarriage support plate, and includes a rolling cylinder, a rolling cylinder groove and a rolling cylinder shaft; the rolling cylinder shaft is in the center of the rolling cylinder; the rolling cylinder is in the rolling cylinder groove; the rolling cylinder groove is on the undercarriage support plate; the rolling cylinder shaft is connected with the undercarriage support plate; one pair of equipment boxes is provided; the pair of equipment boxes are respectively on two sides of the front end on the undercarriage support plate; the traction gears are on the outer sides of the equipment boxes; and electric appliances and other needed equipment are mounted in the equipment boxes.