Earth excavation backfilling device for half-cover excavation deep foundation pit

The utility model discloses a half-cover deep excavation foundation pit earth excavation backfill device, which comprises a machine body, a leakage groove and a compaction roller, a containing groove is arranged in the machine body, a slope bottom is arranged at the inner bottom end of the containing groove, the leakage groove is arranged on one side of the slope bottom, vibration motors are arranged on two sides of the lower end of the machine body, and the compaction roller is arranged on the machine body. Connecting rods are installed at the transmission output end of the vibration motor, the compacting roller is installed between the connecting rods, and connecting rotating shafts are arranged at the connecting positions of the compacting roller and the connecting rods. The machine has the advantages that through the design of the machine body, the containing groove, the leakage groove, the vibration motor and the compaction roller, the earthwork backfilling operation of earthwork layering compaction can