Vertical suspended semi submersible vertical turbine pump self-cleaning anti vortex shock-absorbing filter

The self-cleaning anti vortex and shock-absorbing filter of the vertical suspended semi submersible vertical turbine pump includes an interface sleeve and a suction sleeve set at the lower end, as well as a filter screen set inside. The interface sleeve is equipped with a guide plate; The center of the guide plate is equipped with a positioning axis; The lower end of the positioning axis is equipped with a card slot V; The upper end of the water absorbing sleeve is equipped with a guide plate; The center of the diversion sub plate is equipped with a shaft hole, and a driven impeller is installed inside the hole; An even number of driven blades are uniformly arranged on the driven impeller; The center of the driven impeller is equipped with a driven shaft; The upper end of the driven shaft is equipped with a locking disc, which has a triangular protrusion and a cleaner at the lower end; The lower end of the cleaner is equipped with a three-stage filter screen; A secondary filter is installed at the lower end of the tertiary filter; The lower end of the secondary filter is equipped with a primary filter plate. It can be applied to ordinary suspended semi submersible vertical turbine pumps, filtering out various impurities, automatically cleaning impurities on the filter screen, reducing axial flow pump vibration, and improving the service life of axial flow pumps.

Technical requirements: 1. A vertical suspended semi submersible vertical turbine pump self-cleaning anti vortex shock-absorbing filter, comprising an interface sleeve (2) and a suction sleeve (12) set at the lower end and a filter screen set inside, characterized in that a guide plate (1) is set inside the interface sleeve (2); The center of the guide plate (1) is provided with a positioning axis (3); The lower end of the positioning axis (3) is provided with a card slot V (31); The upper end of the water absorbing sleeve (12) is provided with a guide vane (5); The center of the diversion sub plate (5) is provided with a shaft hole (501), and a driven impeller (6) is arranged inside the hole; The driven impeller (6) is uniformly equipped with an even number of driven blades (601); The center of the driven impeller (6) is provided with a driven shaft (602); The upper end of the driven shaft (602) is equipped with a locking disc (4), which is provided with a triangular protrusion (41) that cooperates with the locking V-groove (31), and the lower end is equipped with a cleaner (7); The lower end of the cleaner (7) is equipped with a three-stage filter screen (9); The lower end of the tertiary filter (9) is equipped with a secondary filter (10); The lower end of the secondary filter (10) is equipped with a primary filter plate (11).