The present invention relates to a kind of ultraviolet-sterilization Chu ?dust catcher, including body of dust collector and brush head, the brush head includes the upper cover of the bottom plate for offering suction inlet, lid conjunction on the bottom plate, be connected on the bottom plate can be relatively described bottom plate float up and down idler wheel, UV bactericidal lamp, the connection that can be dismantled between the body of dust collector and brush head, multiple gear hobbings radially extended are provided on the idler wheel, when the idler wheel rolls on dust suction face, the dust suction face is patted in the gear hobbing. The present invention realizes the beating of idler wheel during rotation, reduces other structures such as motor by the way that gear hobbing is arranged on idler wheel； Brush head can be dismantled with body of dust collector simultaneously, just what cleaning and replacement, and structure is simple, easy to use.本發明涉及一種紫外殺菌除蟎吸塵器，包括吸塵器本體和刷頭，所述的刷頭包括開設有吸塵口的底板、蓋合在所述的底板上的上蓋，所述的底板上連接有能够相對所述的底板上下浮動的滾輪、UV殺菌燈，所述的吸塵器本體與刷頭之間能够拆卸的連接，所述的滾輪上設置有多個沿其徑向延伸的滾齒，當所述的滾輪在吸塵面上滾動時，所述的滾齒對所述的吸塵面進行拍打。本發明通過在滾輪上設置滾齒，實現滾輪在轉動過程中的拍打，減少了電機等其他的結構；同時刷頭能够與吸塵器本體進行拆卸，便於清潔及更換，其結構簡單，使用方便。
