Curb cutting and dust falling equipment for road construction

The invention belongs to the technical field of road construction dust falling equipment, and particularly relates to road construction kerb cutting dust falling equipment which comprises a movable cart, a settling box is fixed to the upper surface of a bottom plate of the movable cart, the interior of the settling box is divided into a water storage bin and a dust collection bin through a partition plate, and a water outlet pipe of a water pump communicates with a main water conveying pipe. A spraying sedimentation mechanism is arranged on the right side face, penetrating through the water storage bin, of the water conveying header pipe, a fan is fixed above the dust collection bin, the right side face of the dust collection bin communicates with a dust collection header pipe, a dust collection mechanism is arranged at the free end of the dust collection header pipe, and the spraying sedimentation mechanism and the dust collection mechanism are synchronously and detachably installed on a cutting cover of the