Sealed crushing device for construction engineering garbage

The utility model discloses a sealed crushing device for construction engineering garbage, and aims to solve the technical problems that in the prior art, a large amount of dust is easily generated, the environment is seriously polluted, and the construction engineering garbage cannot be subjected to sealed crushing treatment. The crushing device comprises supporting legs; a supporting plate is fixedly installed at the upper ends of the supporting legs, a conveying assembly is arranged at the upper end of the supporting plate, a cover plate is fixedly installed at the upper end of the supporting plate, the conveying assembly is located in the cover plate, a check curtain is arranged on the inner side of the cover plate, and a smashing box is fixedly installed on the outer side of the supporting plate. And a crushing assembly is arranged on the inner side of the crushing box. According to the sealed crushing device for the construction engineering waste, the construction waste is crushed only through the crush