PROBLEM TO BE SOLVED: To provide an air purifier with a water filtration medium which achieves air purification effect and a high air convection replacement rate by sucking and filtering air outside the air intake hole when water passes through a jet pipe.SOLUTION: In an air purifier 3 with a water filtration medium, a storage space for storing water is provided in a water tank 4, a plurality of air intake holes 43 and a plurality of air discharge holes 44 are provided around an upper part of the water tank, a housing 8 is provided on an upper end of the water tank, a plurality of air intake holes identical to that of the water tank and a water storage tank 81 are provided on the housing, a pressure equalizing device 6 connected to a water pump 5 is provided in the water tank 4, a plurality of jet pipes 62 are provided on the pressure equalizing device 6, the jet pipes are connected to the air intake holes 43 through a plurality of air intake pipes 7, water in the water storage space is sucked through the water pump 5, air outside the air intake holes 43 taken in through the jet pipes 62 is separated from and mixed with water, impurities in the air are filtered by the air intake holes 43 on the water tank 4 to achieve quick air purification over a wide range, and the air is further filtered with the water.SELECTED DRAWING: Figure 3COPYRIGHT: (C)2017,JPO&INPIT【課題】水が噴流管を通過する際、吸気孔外部の空気を吸入且つろ過を行うことで、空気の浄化効果及び空気対流の高い置換率を達する水ろ過材空気浄化装置の提供。【解決手段】水タンク4内には、水を収容する収容空間が設けられ、上部周辺には複数の吸気孔43と複数の排気孔44とが設けられ、上端にはハウジング8が設けられ、ハウジング上には水タンクと同じ複数の吸気孔と、貯水槽81とが設けられ、また、水タンク4内には水ポンプ5と接続する均圧装置6が設けられ、均圧装置6上には複数の噴流管62が設けられ、噴流管は複数の吸気管7を介して吸気孔43に接続され、水ポンプ5を介して収容空間にある水を吸引し、噴流管62を介して取込んだ吸気孔43の外にある空気を水と分解及び混合を行い、水タンク4上の吸気孔43によって空気中の不純物をろ過し、迅速且つ広範囲にわたる空気の浄化を達し、更に水でろ過する水ろ過材空気浄化装置3。【選択図】図3