Reaction kettle for cystine preparation

The utility model relates to the technical field of cystine preparation equipment, and discloses a cystine preparation reaction kettle which comprises a reaction kettle main body, a motor is fixedly mounted on the right side surface of the reaction kettle main body through a fixing block, a rotating shaft is fixedly mounted at the output end of the motor, and a blanking hopper is fixedly communicated with the inner top wall of the reaction kettle main body; a mounting plate and a fixing plate are fixedly mounted between the inner side walls of the reaction kettle main body, the top surface of the fixing plate is movably connected with two groups of symmetrical rotating rods through bearings, uniformly distributed transverse stirring rods are fixedly mounted on the outer surfaces of the rotating rods, and first electric heating blocks are fixedly mounted on the left side wall and the right side wall of the reaction kettle main body; two symmetrical second electric heating blocks are fixedly mounted at the bott