| 摘要 |
The present invention relates to a self-propelled vacuum cleaner comprising: a housing (1); and a driving unit having at least two power-driven wheels (2). Also, a vacuum blower, a duct connected to the vacuum side of the blower to guide air and separate dust, and a power source to supply power are provided. According to the self-propelled vacuum cleaner of the present invention, a preassembled vacuum cleaning tool module (3) having a support unit (4) with a downward open roller chamber (5) to maintain a rotatable cleaning roller (6) is provided on the lower side of the housing. An angled slide (7), in which the leading edge of a suction opening formed in the bottom wall of the roller chamber (5) has a height of at least 10 mm, is provided on the bottom wall of the support unit (4). The leading edge of the opening in the bottom wall of the roller chamber (5) is formed as a rigid suction-opening edge (8), and at least one flexible lip (9) is provided on the back of the opening in the bottom wall in a moving direction. The duct is opened into the roller chamber (5) to guide air. |
