Anti-blocking filtering device for water purification and filtration

The utility model relates to the technical field of water purifying equipment, and discloses a water purifying and filtering anti-blocking filtering device which comprises a tank body, a water inlet pipe, an anti-blocking assembly, a sterilization device and a water outlet pipe, the water inlet pipe is fixedly connected to the top of the tank body, and the anti-blocking assembly for preventing impurity blocking is arranged in the tank body; the sterilization device with the water filtering and disinfecting functions is arranged below the anti-blocking assembly, a water outlet pipe is fixedly connected to one side of the tank body, a water wheel rotates and drives a first bevel gear connected with the water wheel to rotate at the same time, so that a second bevel gear meshed with the water wheel is driven to rotate, and therefore a rotating shaft rotates; when the rotating shaft rotates, the cleaning plate rotates on the upper surface of the filter plate, impurities on the surface of the filter plate are remov