The utility model relates to rotary joint technical field, and disclose adjustable flow distribution's shunt type rotary joint, including joint main part mechanism, be provided with rotary shunt mechanism in joint main part mechanism, and joint main part mechanism includes joint shell, and the inboard wall one end of joint shell is fixedly connected with the shunt plate, and the shunt plate both sides of wall between annular isohedral angle shape and is provided with four shunt cooperation mouth, the utility model discloses the structure design of the improved rotary joint, and every shunt mouth place of its cooperation rotary seat is fixedly installed with independent fluid delivery pipeline, and its pipeline adopts the shunt structure design of independent control, that is, every fluid delivery pipeline of its output port place far from rotary seat side is fixedly installed with independent flow regulating valve, and they can all be opened, closed or flow regulating alone, improve the flexibility of working mode.