Novel mining universal wheel

The utility model discloses a novel mining universal wheel which comprises a fixing frame, a fixing shaft sleeve is fixedly connected to the bottom of the fixing frame in a penetrating mode, a first lining is rotatably connected to the interior of the fixing shaft sleeve in a penetrating mode, and a fixing pin shaft is rotatably connected to the interior of the first lining in a penetrating mode. The end, located outside the top end of the fixing shaft sleeve, of the fixing pin shaft is sleeved with a first flat washer, and a first cotter pin penetrates through the outer surface of the end, located above the first flat washer, of the fixing pin shaft. According to the universal wheel, the first lining and the second lining which are made of polyurethane wear-resistant materials are adopted to replace bearings, the situation that the universal wheel cannot be used due to the fact that muddy water enters the bearings and is rusted and damaged is avoided, lubricating oil is conveniently added to a rotating part