3results about How to "Avoid dirty" patented technology

The utility model provides a refrigerator drawer assembly which comprises a drawer assembly, a ventilation assembly and an elastic assembly, the inner wall of the drawer assembly is provided with the ventilation assembly used for ventilating the inner space of the drawer assembly, and the rear side surface of the drawer assembly is provided with the elastic assembly used for popping up the drawer assembly. The drawer assembly comprises a drawer body used for storage, and a panel is installed on the surface of the front side of the drawer body. Compared with the prior art, the drawer has the following advantages that the ventilation assembly is arranged, air in the drawer body can circulate through the ventilation assembly, air dirt caused by long-time sealing is avoided, and the service life of the drawer is prolonged; meanwhile, when a user wants to open the drawer, the user only needs to press the control button, the elastic assembly can release elastic force, the drawer body automatically pops up by a certain distance, the user can further open the drawer conveniently, and the drawer can be opened more conveniently only by applying small force.

The utility model belongs to the technical field of cleaning equipment, and particularly provides a dust collector, a base station and a cleaning system. An existing dust collector host and a base station are inconvenient to operate when connected to discharge foreign matters. Therefore, the utility model provides the dust collector which comprises a dust cup, a bottom cover and a pre-tightening piece, wherein the bottom of the dust cup is provided with a dust discharge port; the bottom cover is rotationally connected with the dust cup and comprises a main body part and an opening part, the main body part is used for opening and closing the dust discharging opening, and the opening part is used for driving the bottom cover to rotate so that the main body part can open the dust discharging opening; the pre-tightening piece is used for keeping the bottom cover at the position where the dust discharging opening is closed. According to the utility model, the technical problems are solved.

The utility model discloses a kind of cat litter box and cat litter box baffle for sanding, including sanding baffle body and the positioning structure fixed on sanding baffle body;Sanding baffle body is installed in the side of cat litter shovel by positioning structure;Positioning structure includes the magnetic attraction part of being set in the upper portion both sides of sanding baffle body, the lower portion of sanding baffle body is provided with buckle, buckle is used to pass through the mesh of the screen of cat litter shovel, the edge position of cat litter shovel is clamped;When sanding baffle body and cat litter shovel complete installation, both end face is attached, and the upper edge contour of sanding baffle body is higher than the gap of cat litter shovel and cat litter shovel fixing seat installation.The utility model uses the mode of buckle plus magnetic attraction to be able to realize stable fixing effect.Second, the design of sanding baffle, so that after installation, the upper edge contour of sanding baffle body blocks the gap between cat litter shovel and cat litter shovel fixing seat, prevent cat litter from flowing into gap to cause sanding not clean.