Smoke particulate matter dust removal system

The utility model relates to a smoke particulate matter dust removal system, which belongs to the technical field of waste gas treatment and comprises a dust removal box, a plurality of layers of spraying mechanisms are arranged in the dust removal box, each spraying mechanism comprises a plurality of horizontally arranged branch water pipes, and each branch water pipe is provided with a row of nozzles. The uppermost end of the dust removal box is provided with an air inlet pipe, the lower part of the dust removal box is connected with an air outlet pipe, the bottommost end of the dust removal box is provided with a blow-off pipe, the lower part of the dust removal box is connected with the main water pipe through a water return pipe, and the water return pipe is provided with a water return pump; a partition plate is arranged below each branch water pipe and divides the dust removal box into a plurality of dust removal spaces from top to bottom, every two adjacent dust removal spaces are connected through an