Electric locomotive waste heat direct utilization device and electric locomotive

The utility model provides an electric locomotive waste heat direct utilization device and an electric locomotive, and the electric locomotive waste heat direct utilization device comprises a heating device which comprises a current transformer or a transformer and is provided with a liquid box, and the liquid box comprises a first inlet and a first outlet; the heat dissipation device comprises a second inlet and a second outlet, and the first outlet is communicated with the second inlet; the cooling tower comprises a third inlet and a third outlet, and the second outlet is communicated with the third inlet; the pump body comprises a fourth inlet and a fourth outlet, the third outlet is communicated with the fourth inlet, and the fourth outlet is communicated with the first inlet. According to the technical scheme, the problems that air is dry and a large amount of electric energy is consumed due to the fact that a cab and a mechanical room of an electric locomotive are electrically heated in low-temperature