Seepage-free corrosion-resistant sewage pump sealing element

The utility model discloses a leakage-free corrosion-resistant sewage pump sealing element which comprises a rotating shaft sleeve, one end of the rotating shaft sleeve extends into a mechanical seal gland, the rotating shaft sleeve is fixed with a movable ring assembly through a screw, the rotating shaft sleeve is provided with a transmission pin, and the transmission pin is clamped with the movable ring assembly. The bottom end of the moving ring assembly is clamped with the static ring assembly, the static ring assembly is clamped with the mechanical seal gland through the anti-rotating pin, and the anti-rotating pin is fixedly connected to the inner bottom of the mechanical seal gland. Fixing holes are symmetrically formed in the two ends of the top of the mechanical seal gland. The movable ring assembly comprises a movable ring seat, the movable ring seat is fixedly connected with a rotating shaft sleeve through a screw, a spring is arranged in the movable ring seat, the bottom end of the spring makes co