Roadbed obstacle removing device for road construction

The invention belongs to the technical field of road construction, and particularly relates to a roadbed obstacle removing device for road construction. The device comprises a bracket, a bottom plate is vertically matched in the bracket in a sliding manner, a vehicle shovel for shoveling and collecting wastes is hinged to the left side of the bottom plate, a large cylinder brush and a plurality of small cylinder brushes are rotationally matched in the vehicle locking vehicle shovel, the waste is stirred into the air bellow installed on the bottom plate, the waste falls into the collecting bag through the rectangular groove hole in the lower end of the air bellow, and the waste collecting and treating work is completed. The air bellow is arranged, so that the dust raising problem caused by the device in the soil roadbed bottom face operation process is solved; and the work efficiency is greatly improved by arranging the automatic bag changing mechanism and the lifting device while the obstacle clearing operati