CYCLONE SPEARATION DEVICE AND CLEANING EQUIPMENT
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United States of America Patent
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Issued Date -
Aug 25, 2022
app pub date -
Sep 4, 2020
filing date -
Sep 2, 2020
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Abstract
The disclosure discloses a cyclonic separating apparatus and a cleaning appliance. The cyclonic separating apparatus includes a downstream cyclonic separating assembly which includes at least one cyclonic separator ring including a plurality of cyclonic separators. Each of the cyclonic separators includes a cyclonic separating drum having an upper side edge communicating with a tangential air duct and a curved duct arranged in an upper portion of the cyclonic separating drum and communicating with the tangential air duct. A spiral rise angle of the curved duct is greater than a half cone angle of an inverted cone drum of the cyclonic separating drum.
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