The utility model discloses a mine explosive-proof endless rope winch hydraulic power unit. A mine explosive-proof motor is connected with a gear oil pump, an oil outlet of the gear oil pump is connected with an oil inlet of a main oil way hand-operated directional valve, a left oil way of an oil outlet of the main oil way hand-operated directional valve is connected with an oil inlet of a brake releasing oil way electromagnetic directional valve, a right oil way of the oil outlet of the main oil way hand-operated directional valve is connected with an oil inlet of a tensioning oil way hand-operated directional valve, an oil outlet of the brake releasing oil way electromagnetic directional valve is connected with a brake releasing oil cylinder, and an oil outlet of the tensioning oil way hand-operated directional valve is connected with a tensioning oil cylinder. A friction drum wound with an endless rope can be controlled through the brake oil cylinder to be braked or released, and the tensioning degree of the endless rope can be controlled through the tensioning oil cylinder. The mine explosive-proof endless rope winch hydraulic power unit is convenient to operate, safe and reliable, and meets the coal mine underground mine explosive-proof requirements.