Expressway construction roadbed compaction device

The utility model provides an expressway construction roadbed compaction device which comprises a tractor, a connecting block is fixedly installed at the head end of the tractor and fixedly connected with an installation frame through bolts, and connecting rods are arranged on the two sides of the installation frame. By arranging the cleaning plate, the cleaning plate can scrape clay impurities on the surface of the compacting wheel when the compacting wheel rolls back and forth, the cleaning efficiency of the surface of the compacting wheel is improved, meanwhile, the flatness of the compacting wheel for compacting a roadbed can be improved, the cleaning plate can be attached to the surface of the compacting wheel all the time in the rolling process of the compacting wheel through a sleeve, a casing pipe and a spring, and the cleaning effect is improved. And the compacting assembly and the connecting rod of the mounting frame are detachable, so that the compacting assembly and the tractor can be transported