Ground brush of rolling brush type dust collector

Abstract

The invention provides a ground brush of a rolling brush type dust collector for thoroughly cleaning dust and the like in the deep layer of a carpet, reducing the labor intensity and reducing the damage of the carpet. The ground brush comprises an air pipe connecting part, an upper cover (1), a bottom plate (2), bearing brackets (3) and a rolling brush, wherein the upper cover (1) is connected with the air pipe connecting part, and a cavity is formed inside the upper cover (1); the bottom plate (2) is arranged along the length direction of the upper cover and is connected with the lower surface of the upper cover, and one or more downwards opened groove-shaped rolling brush accommodating parts is/are formed on two end parts of the bottom plate in the width direction; the bearing brackets (3) are fixed at two ends of the bottom plate in the length direction, concave parts are formed at the positions of the bearing brackets opposite to the rolling brush accommodating parts of the bottom plate, and bearings (5) are arranged in the concave parts; and the rolling brush is accommodated in a space under the lower surface of the rolling brush accommodating part and comprises a rolling shaft (4) and a plurality of protruded strips (8) arranged on the rolling shaft, the plurality of protruded strips are arranged as a plurality of protruded strip groups spaced along the axial direction of the rolling shaft at intervals, and each protruded strip group comprises the plurality of protruded strips spaced along the circumferential direction of the rolling shaft at intervals.

Description

technical field [0001] The invention relates to a ground brush device of a vacuum cleaner, in particular to a ground brush of a rolling brush type vacuum cleaner. Background technique [0002] In modern life, vacuum cleaners have become a common daily necessities. Currently, commonly used vacuum cleaners have floor brushes as described below. The floor brush has a housing and a brush body that is liftably mounted on the lower surface of the housing. Groove-shaped air inlets are arranged on both sides of the brush body, and the brush body is in the form of brush strips bundled with plastic wires and the like. When cleaning floors such as wooden floors, in order to avoid damaging the wooden floor due to friction between the bottom surface of the housing and the floor, the brush body is usually lowered; on the other hand, when cleaning carpets, etc. It is deep in the carpet, so the brush body should be raised to reduce the gap between the bottom surface of the brush body and...

AI Technical Summary

Problems solved by technology

This is because the brush body is tangled with the carpet, which hinders the movement of the floor brush, and if the vacuum cleaner is pushed with the carpet hair caught in the brus

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