Filling and sealing device for repairing asphalt concrete cracks

The utility model relates to the technical field of crack repair, and discloses a filling and sealing device for asphalt concrete crack repair, which solves the problem that the filling efficiency is not high due to the fact that a worker carries a repair material to a crack to manually fill the repair material in the current concrete crack repair, and comprises a bottom plate, the upper end of each bottom plate is connected with a supporting plate; according to the gap repairing device, the electric telescopic rod drives the connecting plate to move downwards, the injection pipe is inserted into a gap, materials enter the injection pipe through the discharging pipe, the hose and the fixing pipe, the materials enter the gap through the injection pipe, the gap is better repaired, the repairing effect is good, and the gap repairing efficiency is high; and the fan works, gas enters the shell through the opening, the first filter screen and the second filter screen filter the gas, then the gas blows dust in the g