Vertical type self-cleaning water medium filter

The utility model discloses a vertical type self-cleaning water medium filter. A motor is mounted on an engine base welding assembly, wherein the engine base welding assembly is welded with a sealing box and adopts dual-seal; the engine base welding assembly is mounted on a top cover flange; the top cover flange is connected with a shell through a bolt; the shell is provided with a water feeding pipe, a water discharging pipe and a sacrificial anode connection pipe; a filtering core is mounted in the shell and is supported through upper and lower supporting plates; the upper end of the filtering core is fastened on the upper supporting plate; the upper and lower ends of the filtering core are provided with O-shaped sealing rings; and a pressure meter fixing plate is mounted on the shell and is fixedly provided with a pressure meter and a differential pressure controller, which are respectively connected with pressure tapping pipes of a water inlet and a water outlet. According to the vertical type self-cleani