Asphalt concrete road surface layer crack repairing treatment device

The utility model discloses an asphalt concrete road surface layer crack repairing treatment device which comprises a repairing device base, the upper end of the repairing device base is fixedly connected with a control seat and an asphalt containing box, the asphalt containing box is located on one side of the control seat, and a positioning mechanism is installed on one side of the asphalt containing box in a positioning mode. According to the asphalt concrete road surface layer crack repairing treatment device, when one crack is repaired to the next crack, an asphalt spray head is placed on the inner side of a lower semicircular clamping block, and a control knob is rotated to enable a threaded rod to move downwards to drive an upper semicircular clamping block to be clamped on the outer wall of the asphalt spray head, so that the asphalt spray head is stable and convenient to store; and when the asphalt spray head sprays asphalt to repair the pavement cracks, the motor is controlled to drive the fan to bl