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1. (WO2018000718) DUST CUP ASSEMBLY AND HANDHELD VACUUM CLEANER PROVIDED WITH SAME

Pub. No.:    WO/2018/000718    International Application No.:    PCT/CN2016/108103
Publication Date: Fri Jan 05 00:59:59 CET 2018 International Filing Date: Thu Dec 01 00:59:59 CET 2016
IPC: A47L 9/16
A47L 9/10
A47L 9/28
Applicants: JIANGSU MIDEA CLEANING APPLIANCES CO., LTD.
江苏美的清洁电器股份有限公司
Inventors: SONG, Bingxian
宋炳闲
ZHONG, Min
钟敏
WU, Jiajun
吴佳俊
WANG, Yonghua
王永华
Title: DUST CUP ASSEMBLY AND HANDHELD VACUUM CLEANER PROVIDED WITH SAME
Abstract:
A dust cup assembly (VB) and a handheld vacuum cleaner (V) provided with same, the dust cup assembly (VB) comprising: a shell (B1), and a central cavity (B101), a dust removal cavity (B102), and a dust collecting cavity (B103) disposed inside the shell (B1), the central cavity (B101) being an upright column shape and comprising an exhaust cavity (B1011) and a mounting cavity (B1012) in communication from top to bottom, the cross section of the dust removal cavity (B102) being a closed loop shape surrounding the full periphery of the exhaust cavity (B1011), the dust collecting cavity (B103) being arranged below the dust removal cavity (B102), having an unclosed loop shape cross section, and surrounding less than the full periphery of the mounting cavity (B1012); a negative pressure apparatus (B3), at least more than half of the negative pressure apparatus (B3) being arranged inside the mounting cavity (B1012) and being used for sucking an air flow from the environment into the shell (B1); and a dust removal apparatus (B2), the dust removal apparatus (B2) being arranged inside the dust removal cavity (B102) in order to remove dust from the air flow that is sucked in.