Computer mainframe dust keeper that cools down

The utility model provides a computer mainframe dust keeper that cools down, including mobile base, set up the quick -witted case and the air supply mechanism of removing dust on mobile base, the upper portion of machine case sets up the air outlet, the air outlet sets up the dust removal filter screen, remove dust air supply mechanism with the bottom intercommunication of machine case, the utility model discloses can remove dust to the outside air that gets into the mainframe box, avoid the air to have a large amount of hairs and the quick -witted incasement of dust entering, result in the corruption of quick -witted each module of incasement too high with the intensification that the heat dissipation difficulty results in, lengthened the life of host computer greatly, and had the blowback function of automatic deashing, it is more convenient in daily use. 本实用新型提供种计算机主机箱降温防尘装置，包括活动底座，设置在活动底座上的机箱和除尘送风机构，所述机箱的上部设置出风口，所述出风口设置除尘滤网，所述除尘送风机构与所述机箱的底部连通；本实用新型可以对进入主机箱的外界空气进行除尘，避免空气带有大量的毛发和灰尘进入机箱内，导致机箱内各模块的腐蚀和散热困难导致的升