Sewage garbage filtering device

The invention discloses a sewage garbage filtering device which comprises a shell, one side wall of the shell is fixedly connected with a water inlet, the bottom wall of the shell is fixedly connected with a water outlet, a filter screen plate is horizontally and slidably connected in the shell, a rotating rod is horizontally arranged above the filter screen plate, and the rotating rod is rotatably connected to the side wall of the shell. The two ends of the rotating rod are fixedly sleeved with first winding wheels, and the first winding wheels are fixedly connected with first steel ropes. According to the device, through rotation of the rotating rod, the filter screen plate ascends to salvage garbage to the water surface, while the filter screen plate ascends, the scraping plate on the filter screen plate transversely moves to push the garbage to one side of the filter screen plate, cleaning of a cleaner is facilitated, and while the filter screen plate ascends, the sealing net on the upper side of the wate