Plastering device for building construction

The utility model provides a plastering device for building construction, which comprises a barrel body and a plastering plate, mortar is filled in the barrel body, a suction pump is arranged on the side wall of the barrel body, and the plastering plate is connected with the suction pump through a hose. The plastering plate is hollow, and a plurality of through holes are formed in the end face ofthe plastering plate. And the mortar in the barrel body is pumped out through the suction pump and extruded out of the through hole, and a worker can conveniently conduct plastering work by holding the plastering plate with hands. Wherein an electric appliance bin is arranged at the lower part in the barrel body, a stirring bin is arranged above the electric appliance bin, a motor is arranged in the electric appliance bin, a stirring shaft is arranged in the stirring bin, the stirring shaft penetrates into the electric appliance bin and is in transmission connection with the motor through a belt, and a plurality of st