The invention discloses a smash-preventing and heat-generating electrician shoe which comprises a sole and a vamp. A steel supporting frame is arranged inside the vamp, a sponge layer is arranged on the inner surface of the steel supporting frame, a rubber layer is arranged on the sole, an electrothermal film layer is arranged on the rubber layer, and a felt layer is arranged on the electrothermal film layer which is connected with a battery arranged in a heel. By the smash-preventing and heat-generating electrician shoe, the problem that feet of an electrician are prone to suffering from cold when the electrician works in cold winter is effectively solved, damage caused by the fact that the vamp is smashed by falling weights in a workplace can be avoided, and working effect and safety are guaranteed.