Automatic biochar filtering device in water pollutant adsorption process

The invention relates to the technical field of automatic filtration and adsorption, in particular to an automatic biochar filtering device in a water pollutant adsorption process, which comprises a filtering barrel and a cleaning barrel, the cleaning barrel is fixedly connected to the outer wall of the filtering barrel, a scraping assembly is rotatably arranged in the filtering barrel, a cleaning assembly is movably arranged in the cleaning barrel, and the scraping assembly is fixedly connected to the outer wall of the cleaning barrel. Positioning mechanisms are movably arranged on the front face and the back face of the cleaning barrel, the two positioning mechanisms extend into the cleaning barrel, a filter membrane is fixedly connected to the inner wall of the filter barrel, a water inlet pipe is fixedly connected to the top of the filter barrel, discharge openings are formed in the left side wall and the right side wall of the filter barrel in a penetrating mode, and a water outlet is formed in the botto