Filter screen for range hood

Abstract

The invention relates to a filter screen for a range hood. The filter screen comprises a bucket-shaped body with a large mouth and a small bottom, the body has a hollow-out bottom surface, and the sidewall of the body is provided with at least three first through holes for communicating the inner cavity of the body; at least one of the first through holes is detachably connected with a hollow-outfirst filter frame; elongated second air inlet holes are arranged in the first filter frame at intervals, a gap between the adjacent second gas inlet holes forms a first rib plate, and every first ribplate is a netted structure; the body is also connected with a folded filter; the folded filter is located above the first filter frame, and a gap exists between the folded filter and the first filter frame; a plurality of elongated third air inlet holes are arranged in the folded filter at intervals, a part between the adjacent third air inlet holes forms a second rib plate, and every second ribplate is a netted structure; and the second rib plates on the laminated filter are arranged corresponding to the second air inlet holes in the first filter frame, and the first rib plates are arranged corresponding to the third air inlet holes.

Description

Technical field [0001] The invention relates to the field of range hoods, in particular to a filter screen for range hoods. Background technique [0002] Chinese utility model patent ZL201520085286.8 discloses "a filter screen for range hood", which includes a filter screen body and an oil guide groove installed on the edge of the filter screen body, and the filter screen body faces the range hood The direction of the air duct is concave, characterized in that: the filter main body includes a No. 1 filter plate, a No. 2 filter plate, a No. 3 filter plate and a No. 4 filter plate, the No. 1 filter plate and the third The No. 2 filter mesh plate is a trapezoidal structure, the No. 2 filter mesh plate and the No. 4 filter mesh plate are triangular structures, and the top edge of the No. 1 filter mesh plate is connected with the top edge of the No. 3 filter mesh plate. The two waists of the filter screen are respectively connected with the second filter screen and the fourth filter ...

AI Technical Summary

Problems solved by technology

[0003] The filter screen avoids the phenomenon of oil hanging and dripping, but in order to avoid the phenomenon of oil hanging and dripping, the ventilation flow is lost, especially after the filter is used for a period of time, the oil is stuck in the mesh, and the smoke exhaust resistance is great. increase, affecting the suction and exhaust of oil fume

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