Device for supplying mortar

The utility model relates to a device for supplying mortar, in particular to a device which can be used for waterproof, maintenance, recovery and renovation engineering by using organic and mineral compositions. The device for supplying mortar comprises a machine frame provided with a gear motor, a receiving hopper and a mixing chamber, the mixing chamber is provided with a screw connected with a shaft of a screw pump and a driving shaft of the gear motor, the device further comprises an air compressor, an electrical distribution board device and two rechargeable batteries mounted on the machine frame, one of the two batteries supplies power to the gear motor, and the other one of the two batteries supplies power to other devices in the device through the converter. The technical problem that existing equipment cannot be operated autonomously can be solved, and in the existing equipment, when a main power supply is turned off or the main power supply is powered off and droops, the equipment breaks down. Accor