Abstract
News editors obtained the following quote from the background information suppli ed by the inventors: “With the development of science and technology, a variety of cleaning robots, cleaning base stations and cleaning carts used in combinatio n with the cleaning robots, and other cleaning devices have appeared in the mark et, which are used to automatically clean or assist users in cleaning the areas to be cleaned; some cleaning devices include dust-collecting boxes and have dust collection functions for collecting scraps of paper, dust, hair and other garba ge, the dust-collecting box includes a dust inlet, a dust receiving cavity, a fi lter screen and an exhaust passage, the garbage is sucked into the dust receivin g cavity from the dust inlet, and the filter screen allows air to pass therethro ugh and block the garbage, such that the air passes through the exhaust passage to be discharged, while the garbage is left in the dust receiving cavity.
NETL
NSTL