▎ 摘　　要

NOVELTY - The utility model claims a graphene indoor air purifier. comprising a purifying box body and a control system; the purifying box body is an upper and a lower end opening structure box body; the lower port is provided with an air inlet; the upper port is provided with an air outlet. the purifying box body is orderly provided with a first stage filtering module from bottom to top, a graphene-based Mn type catalytic ozone oxidation module, a graphene-based nano titanium dioxide catalytic oxidation module, a second stage filtering module, a pressurizing and silencing type exhaust fan; the toxic and harmful gas firstly enters the first stage filtering module to perform filtering treatment, then entering the Mn-type graphene-catalyzed ozone oxidation module to perform catalytic ozone oxidation process under deep ultraviolet light; then executing the photo-catalytic oxidation technology under ultraviolet light or visible light through the graphite alkenyl nanometre titanium dioxide catalytic oxidation module; finally, after being filtered by the second-level filtering module, the fan is discharged.