Tramcar narrow-gauge railway transport vehicle mines transport coal, ore and waste rock and other bulk materials, curved rail carts offer, generally required traction locomotive or winch. Coal narrow gauge mine car safety determination and decision rules: mine Wheel of wheelbase and track must be a standard size. Wheel between the tub and do a standard pin lock, curved rail tub, tub in operation, curved rail tub manufacture, pins can not fall off. Tub bearings should be checked regularly refuel, ensure reliable bearing lubrication. Tramcar narrow-gauge railway transport vehicle mines transport coal, ore and waste rock and other bulk materials, are generally required traction locomotive or winch. Mine mine car is mainly used in the gangue rock roadway, transport of materials; large, flower car is mainly used for transport or lifting slightly some of the material; flatbed truck used to transport hydraulic support, pumping stations pumps, motors and other large equipment.