| 摘要 |
PURPOSE: A vacuum cleaner is provided to prevent air pollution indoors by effectively collecting fine dust. CONSTITUTION: A vacuum cleaner is composed of a housing(40) coupled to wheels(60), a suction unit(44) installed in the housing, a suction part(10), a suction pipe(31), an air discharge pipe(32), and a handle(80). The suction part is detachably coupled to the suction pipe and the air discharge pipe. The handle is detachably coupled to a flexible suction hose(23) and a flexible discharge hose(24). The flexible suction hose is detachably coupled to a second suction port(41) formed at the housing. The flexible discharge hose is detachably coupled to a second discharge port(47) formed at the housing. The second suction port is coupled to a dust collecting unit(42) connected to a filter(43). A first discharge port(45) is installed in the suction unit, and is coupled to the second discharge port by a flexible hose(46).
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