Smoke exhaust fan with protective guard
A technology of oil fume fan and protective cover, which is applied to components of pumping devices for elastic fluids, non-variable pumps, machines/engines, etc. It can solve the problems of poor protection performance and achieve low cost and long service life , good protection performance
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[0008] See figure 1 , The present invention includes a fan 1, and also includes screws 2 and a rectangular protective net cover 3. The housing 11 of the fan 1 is provided with an upper sliding groove 111 and a lower groove 112, and the rectangular protective net cover 3 is provided with a plurality of Longitudinal ribs, the right side of the rectangular protective net cover 3 is provided with a folded edge 31, the upper and lower sides of the rectangular protective net cover 3 are respectively inserted into the upper sliding groove 111 and the lower groove 112, and the rectangular protective net The cover 3 is pressed tightly.
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