The utility model discloses a tribasic copper chloride thickening jar, including jar body and a stirring rake, the top of the jar body is equipped with feed inlet, gas vent and stirs the mouth with the stirring rake assorted, and a jar lateral wall of personally experiencing sth. Part of the body is equipped with the discharge gate, the stirring rake includes converter, gear motor, shaft coupling, puddler, support and stirring paddle leaf, gear motor passes through the shaft coupling and is connected with the one end of puddler, and the converter setting is on gear motor, the support sets up the one end of being close to the shaft coupling at the puddler. This kind of tribasic copper chloride thickening jar during operation, tribasic copper chloride magma pass through the feed inlet and pour into a jar body into, and gear motor drives the puddler and rotates to drive stirring paddle leaf and rotate, converter control stirring paddle leaf's rotational speed, the supernatant passes through the discharge gate and flows out, and a jar body bottom is stayed to the tribasic copper chloride product, discharges after reaching the finite concentration. It is better for traditional tribasic copper chloride thickening jar that the effect is dissolved to the carrying of this kind of tribasic copper chloride thickening jar.