Refrigerant distributor for falling film evaporator

The utility model discloses a refrigerant distributor for a falling film evaporator, which relates to the technical field of distributors and comprises a central tube, and a mixing and filtering mechanism is arranged in the central tube. According to the refrigerant distributor for the falling film evaporator, the micro motor drives the coupler to drive the transmission shaft to rotate, the transmission shaft drives the worm gear to rotate, the worm gear drives the rotating roller behind the worm to rotate, and the limiting ring behind the rotating roller drives the stirring cone on the outer wall to rotate; two rotating rings on the outer wall of a rotating roller drive mixing blades to rotate, liquid and air in a central pipe are mixed and stirred, the heat exchange effect of refrigerants is improved, use is convenient, refrigerant liquid is input into the central pipe through a liquid inlet pipe, impurities in control are adsorbed through a filter cartridge in the central pipe, the quality of the refrigera