Water pipe way noise elimination flow straightener

The utility model provides a water pipe way noise elimination flow straightener, including flange, import pipe, head, convergent divergent channel, casing, backup pad, throttle ring, perforated pipe, apron and backup pad, wherein head and apron are welded respectively to the both ends of casing, head center department is equipped with the trompil, and the import pipe passes the trompil links firmly on the head, imports the front end flange of pipe, the center department of apron is equipped with the trompil, and the end of perforated pipe passes the trompil on the apron and links firmly on the apron, the front end inner wall welding of perforated pipe has the throttle ring, perforated pipe front end outer wall has a plurality of backup pads along the circumference welding, the convergent divergent channel is equipped with the multiunit aperture along circumference, the front end welding of convergent divergent channel on the inner wall of head, the convergent divergent channel terminal with the backup pad welding together, it has the apopore to open on central trompil and the anchor ring between the outer wall of apron. The utility model discloses can reduce the water pipe way and move / valve of water injection in -process throttle noise, can reduce the mouth of pipe velocity of flow again.