Ceiling scabbling device for floor reinforcing construction

The utility model belongs to the technical field of floor reinforcement, and particularly relates to a ceiling scabbling device for floor reinforcement construction, which comprises a scabbling device body, and a supporting component for supporting is arranged on the outer side of the scabbling device body. A positioning assembly used for adjusting and positioning the scabbling position of the scabbling device body is arranged below the supporting assembly, the positioning assembly comprises an adjusting track plate and a positioning sliding block, and positioning holes allowing external U-shaped pins to penetrate through are formed in the adjusting track plate and the positioning sliding block; the chiseling device body can be supported by arranging the supporting assembly, so that a worker does not need to raise the head to operate the chiseling device body, the situation that the body of the worker is injured by falling dust fragments in the construction process is avoided, the chiseling position of the ch