Dust falling device for commercial concrete production

The utility model discloses a dust falling device for commercial concrete production, which comprises a main water pipe, the outer side of the top end of the main water pipe is sleeved with a sealing fixture block, the outer side of the sealing fixture block is rotatably sleeved with a sleeving ring, the water outlet end of the sleeving ring is connected with a water outlet pipe, the water outlet end of the water outlet pipe is connected with an atomizing nozzle, and a volume adjusting pipe is embedded in the inner side of the water outlet pipe. A flow adjusting shaft is rotationally embedded into the inner side of the flow adjusting pipe, a water passing hole is formed in the outer side of the flow adjusting shaft, a water conveying end is connected to the bottom of the outer side of the main water pipe, and a base plate is installed at the bottom of the outer side of the main water pipe. After being subjected to flow control of the flow adjusting shaft, the dust enters the atomization spray head and then is