The present invention relates to an electronic railway track gauge, its structure consists of two portions of mechanical transmission portion and control circuit portion, in which the exterior of the mechanical transmission portion is equipped with a rectangular support seat in which the horizon sensor, wheel track sensor and control circuit are mounted, and two ends of the support seat are respectively equipped with wheel track supporting wheel and horizontal travelling wheel, and the end head of the travelling wheel is equipped with mileage sensor, and the control circuit is connected with external portable keyboard and display screen by means of connector and the exterior of the support seat is equipped with a hand-pushing bar. |