Carbon black dryer engine oil uniform spraying circulating device

The utility model discloses a uniform engine oil spraying and circulating device of a carbon black drying machine and belongs to a carbon black drying machine lubricating device. The technical problemto be solved is to provide a uniform spraying circulating device capable of uniformly spraying engine oil and recycling the engine oil. According to the technical scheme, a step and a pump are both fixed to a base, the step is provided with three layers of steps, a first-stage filter tank is fixed to the highest layer of step, a second-stage filter tank is fixed to the middle layer of step, and an oil storage tank is fixed to the lowest layer of step; a first-stage filter screen is arranged at the middle upper part in the first-stage filter tank, a plurality of first overflow pipes are arranged on the side surface, a second-stage filter screen is arranged at the middle upper part in the second-stage filter tank, a plurality of second overflow pipes are arranged on the side surface, a third-stage filter screen is