Intelligent three-stage detection iron shoes

The utility model discloses intelligent three-stage detection iron shoes. Each intelligent three-stage detection iron shoe comprises a shoe tip, a sole, vertical plates, treading surfaces, a cavity, a signal transmission device, a power switch, an anti-slip state switch and a shoe push and pull state switch, wherein the treading surfaces are arranged on the vertical plates, the cavity is formed by the treading surface and the two vertical plates, the signal transmission device is arranged in the cavity, and the power switch, the anti-slip state switch and the shoe push and pull state switch are associated with the signal transmission device. A contact of the power switch is arranged on the sole and triggered by a steel rail surface. The anti-slip state switch is positioned at the intersected position of the treading surface and the shoe tip and triggered by a wheel tread. A contact of the shoe push and pull state switch is arranged on the treading surface and triggered by rolling of the wheel tread. The power