Automobile air cabin filter

The invention discloses an automobile air cabin filter which comprises a housing, a first dust collecting plate, a second dust collecting plate and an ash box, wherein a housing top plate is movably mounted on one end of the housing, a dust collecting chamber is fixedly formed in the other end of the housing, the dust collecting box is movably mounted in the dust collecting chamber, a filter screen mounting chamber is fixedly formed in the middle of the housing, a first filament non-woven fabric is movably mounted in the filter mounting chamber, a first activated carbon layer is fixedly connected to the bottom of the first filament non-woven fabric, and a first dust collecting plate is fixedly mounted on the bottom of the first activated carbon layer. By additionally arranging two dust collecting plates between the two pieces of compound filter cloth, almost microparticles which are filtered by the filter cloth are blocked on the dust collecting plates and are conveyed to the ash box through a dust collecting