Dustproof treatment mechanism for civil engineering construction waste

The utility model provides a civil engineering construction waste dustproof treatment mechanism which comprises a box body assembly, the box body assembly comprises a conical bottom box, the upper end of the conical bottom box is fixedly communicated with a dome feeding box, and a feeding groove is formed in the top of a dome of the dome feeding box; the conical bottom box is connected with a crushing assembly, the crushing assembly comprises symmetrical extrusion columns, a conical bottom box bearing is connected with center shafts of the symmetrical extrusion columns, the conical bottom box is connected with a motor, an output shaft of the motor is connected with the center shaft of one extrusion column, the center shafts of the two extrusion columns are connected with gears respectively, and the gears are connected with a transmission shaft. And the two gears are meshed with each other. The utility model relates to the technical field of construction waste treatment equipment, in particular to a civil engi