Construction site flying dust treatment device

The invention provides a construction site flying dust treatment device, and relates to the field of site flying dust treatment systems. The technical problem of incomplete treatment of flying dusts in the prior art is solved. The device includes a vehicle body, the vehicle body includes a vehicle head and a bottom plate arranged behind the vehicle head, the bottom plate is provided with a sprayer, a squeegee projected to be parabolic in a vertical direction is arranged at one side, away from the vehicle head, of the bottom plate, a sewage tank is arranged on the bottom plate, and the sewage tank is intercommunicated with the squeegee through a sewage tube. The construction site is sprayed by the spayer to make flying dusts in air combined with water drops in order to increase the weight of the flying dusts, so the flying dusts drop down under the action of gravity, and sewage, combined with the flying dusts, on the ground is cleaned with the squeegee at one side, away from the vehiclehead, of the bottom plat