The invention provides a mine chute heating device. The mine chute heating device comprises a heating bin and a fixing frame, wherein the heating bin is in a concave shape, and is fixedly connected with a chute, the fixing frame is arranged on the surface of the heating bin, a heater is arranged on the fixing frame, the two sides of the heating bin are both provided with a water injection port anda water outlet, and the heater is powered on to heat water in the heating bin. According to the device, the heating mode through a coal stove or charcoal in the prior art is replaced, the high-altitude operation process required for processing slag stone bonding or freezing is greatly reduced, the labor intensity is reduced, and the construction safety environment of constructors is remarkably improved.