Interchangeable nozzle type flow controller

The utility model relates to an interchangeable nozzle type flow controller, interchangeable nozzle type flow controller include a plurality of nozzles of top connection, lower clutch, connecting pipe, inner tube, interior bushing pipe, different latus rectums, the outer wall and the inner wall sealing contact of top connection with the inner chamber of connecting pipe component of inner tube andinterior bushing pipe, and a plurality of spacing grooves on the outer wall of inner tube and interior bushing pipe, and distance in a plurality of spacing grooves between two adjacent spacing groovesequals the distance between two through -holes adjacent in the N through -hole, the chamber wall of the inner chamber that forms of top connection and connecting pipe on the fixed fixture block thatis equipped with, the fixture block card go into to one of them spacing groove in. The utility model provides an interchangeable nozzle type flow controller simple structure, a plurality of nozzles that are equipped with can ch