Pressure reaction kettle convenient to clean

The utility model discloses a pressure reaction kettle convenient to clean, which comprises a reaction kettle body and a reaction kettle cover, a stirring device is arranged on the reaction kettle cover, the stirring device comprises a plurality of stirring rods and a plurality of stirring heads, the stirring rods and the stirring heads are correspondingly and detachably connected, a cleaning assembly is arranged in the reaction kettle body, and the stirring heads are connected with the stirring rods. The cleaning assembly comprises a rotating ring, at least one cleaning brush and at least onescraper brush, and the gear ring is driven by a motor to rotate. Compared with the prior art, the reaction kettle has the advantages that the detachable stirring head is arranged, and the stirring head can be selectively mounted according to specific conditions, so that even viscous reactants can be fully stirred. And the pressure reaction kettle is integrally cleaned by two cloths, so that the cleaning is more thorough.