Auxiliary tool suitable for installation of lightweight concrete plate

The utility model relates to an auxiliary tool suitable for lightweight concrete plate installation, which comprises an L-shaped steel plate, a rubber pad, a steel rod, a back-up roll and a pedal, the L-shaped steel plate comprises a transverse steel plate and a vertical steel plate, the transverse steel plate and the vertical steel plate are connected together, the rubber pad is arranged on the surface of the L-shaped steel plate, the front end of the steel rod is connected with the vertical steel plate, and the back-up roll is arranged on the back-up roll. The supporting roller is transversely fixed to the bottom of the steel rod and is close to the L-shaped steel plate, the supporting roller forms a supporting part of the steel rod, and the pedal is fixed to the surface of the steel rod and is close to the rear end of the steel rod. The rubber pad is arranged on the upper portion of the L-shaped steel plate and used for protecting the edges of the light concrete plate, when the light concrete plate is inst