Dust falling device for environmental protection of municipal engineering

The utility model discloses a dust falling device for environmental protection of municipal engineering, and relates to the technical field of municipal administration. A dust falling device for municipal engineering environmental protection comprises a base, a water tank, a water pump, a booster pump, a guide pipe, a spray head, a supporting rod, a negative pressure fan, a suction pipe, a suction cup and a collecting box, the water tank is arranged on the upper side of the base, an inlet guide pipe of the water pump penetrates through the outer wall of the water tank to be fixed to the bottom of the water tank, and an outlet guide pipe of the water pump is connected with the booster pump through the guide pipe; a collecting box is arranged on the base, a suction cup is arranged at the bottom of the base, the suction cup is connected with a suction pipe, the suction pipe is connected with the collecting box, and a negative pressure fan is arranged at the top of the collecting box. 本实用新型公开了一种市政工程环境保护用降尘装置，涉及市政