The utility model discloses a power supply device for dust test, which comprises a box body, the two ends of the box body are respectively provided with a connection terminal for connecting power to the bottom of the box body; a spring is arranged on the top of the box body is provided with an opening, the top of the spring is connected with a brush, brush the top out of the opening at the top of the box body on the the opening is provided with a set of uniform inlet, the side wall of the box body is connected with the exhaust passage and the exhaust passage is connected with the external end of the exhaust fan. The utility model has the advantages of simple structure and convenient use. Because a group of air inlet hole on the box body to brush which extends from the opening periphery, so when the brush produces dust, especially the convex part of the box body brush dust, in the suction effect of the exhaust fan, the dust through the air inlet is sucked into the group box body, and through the exhaust passage out, so to avoid the dust entering the clean room, clean room equipment to avoid the harm by dust.
【技术实现步骤摘要】
【技术保护点】
测试用防尘供电装置，包括盒体，盒体两端分别设有用于连接电源的接线端子；盒体底部向上设有弹簧，盒体顶部设有开口，弹簧顶端连接有碳刷，碳刷顶部凸出所述开口，其特征在于：所述盒体顶部于围绕所述开口均匀设有一组进气孔，所述盒体侧壁连接有抽风道，所述抽风道末端与外置抽风机相连接。
【技术特征摘要】
【专利技术属性】
技术研发人员：程占北，李明州，
申请(专利权)人：河南万合机械有限公司，
类型：实用新型
国别省市：
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