Dissolving kettle with impurity removal function

The utility model discloses a dissolving kettle with an impurity removal function, which belongs to the technical field of dissolving kettles and comprises a dissolving kettle body, a top cover is arranged at the top of the dissolving kettle body, a motor and a feed hopper are arranged on the top surface of the top cover, an output shaft of the motor is connected with a stirring rod, and a spiral blade is arranged on the stirring rod. A supporting base and a coarse-hole filter plate are arranged in the dissolving kettle body, a partition plate is arranged below the coarse-hole filter plate, a threaded rod is arranged on the bottom face of the partition plate, a threaded base is arranged on the bottom face of the dissolving kettle body, the threaded rod is in threaded connection with the threaded base and extends to the position below the dissolving kettle body, and supporting legs are arranged at the bottom of the dissolving kettle body. A filter cartridge is arranged at the bottom of the dissolving kettle bo