The invention relates to a self-cleaning laminated filter. The self-cleaning laminated filter comprises an upper casing and a lower casing which are connected together by hoops; a back flushing device is arranged in the upper casing and is connected with the lower casing; the back flushing device comprises an upper cover combining part, a laminated gland, filtering element support pillars, a laminated sheet and a lower casing connecting piece connected with the lower casing; a thick spring is arranged on the upper cover combined part and is connected together with the laminated gland; the laminated sheet is arranged between the laminated gland and the lower casing connecting piece; two groups of stainless steel connecting rods are arranged in the laminated sheet; the filter element support pillars are arranged between the two groups of stainless steel connecting rods; a filtering element support pillar connecting piece is connected to the filtering element support pillars; a compressed spring plate is arranged at the center of the lower casing connecting piece; a thin spring is arranged on the compressed spring plate; the tail end of the thin spring is fixed on compressed spring connecting pieces connected with the stainless steel connecting rods; a locking nut is arranged on the top of each stainless steel connecting rod; a cap-shaped nut with a gasket is arranged at the bottom of each stainless steel connecting rod. The self-cleaning laminated filter disclosed by the invention has the advantages of simple structure, continuous operation and accurate filtering.