Two-stage filtration dirt recovery type full-automatic water filter

The utility model discloses a two-stage filtering dirt recycling type full-automatic water filter, and belongs to the technical field of water filters. A two-stage filtering dirt recovery type full-automatic water filter comprises a speed reducer, an upper tank body, a lower tank body, a coarse filter screen, a fine filter screen and a dirt recovery device, and the upper tank body and the lower tank body are detachably connected through connecting bolts; the water diversion plate is connected into the lower tank body, and the fine filter screen is connected to the top of the water diversion plate; one end of the sewage suction rotating pipe is connected with the speed reducer through a transmission shaft, the other end of the sewage suction rotating pipe is rotationally connected with a sewage discharging pipeline, and a sewage discharging opening communicated with the sewage discharging pipeline is formed in the outer wall of the lower tank body; one end of the backwashing assembly is communicated with the s