External dust keeper of computer host computer

The utility model provides an external dust keeper of computer host computer, which comprises an outer shell, the shell tip is equipped with the sucking disc, the shell is kept away from sucking disc one end and is equipped with the air vent, be connected with filter equipment on the shell, be equipped with first magnetic stripe on the sucking disc. Filter equipment includes the filter screen. Since the technical scheme is used, the utility model discloses ensure the air cleaning that gets into the computer host computer, ensured the interior few dirt environment of computer host computer. And this device design eccentric motor can effectually shake absorption on the filter screen dust, this kind of design can have effectual guarantee computer air clean. Owing to be external design, the great operation that does not influence the computer in space is moreover cleared up easily to the storage dust. 本实用新型提供了微机主机外置防尘装置，包括外壳，所述外壳端部设有吸盘，所述外壳远离吸盘端设有通气孔，所述外壳上连接有过滤装置，所述吸盘上设有第磁条。所述过滤装置包括滤网。由于采用了上述技术方案，本实用新型保障了进入微机主机的空