CN2352117Y

CN2352117Y - Brush nozzle of suction cleaner

Info

Publication number: CN2352117Y
Application number: CN 98224779
Authority: CN
Inventors: 徐为尔
Original assignee: Individual
Current assignee: Individual
Priority date: 1998-08-03
Filing date: 1998-08-03
Publication date: 1999-12-08
Anticipated expiration: 2008-08-03

Abstract

The utility model relates to a brush nozzle of suction cleaners, which comprises a hair brush cylinder (9) and a hair brush (1) which is arranged on the front end of the hair brush cylinder (9). The utility model is characterized in that the outer side of thehair brush cylinder (9) is sheathed with a hair brush sheath (11); the outer wall of the hair brush cylinder (9) is provided with a spiral groove (2); the upper side of the wall of the inner cavity of the hair brush sheath (11) is provided with a convex block (3); the convex block (3) is inserted in the spiral groove (2). The utility model can make the hair brush shrink to the inner side of the brush sheath when the hair brush is not used to protect the hair brush.

Description

Brush head of dust collector

The utility model relates to the absorbent brush on a kind of dust catcher.

In the prior art, the sweep-up pipe front end of dust catcher is equipped with absorbent brush, and absorbent brush is made up of brush tube and hairbrush, and described brush tube is enclosed within on the sweep-up pipe.When not using, brush tube is enclosed within the middle part of sweep-up pipe, but hairbrush can be owing to the extruding of foreign matter be curled, turned up, and the dust on the hairbrush can fall by bullet, influence surrounding environment neatly.

The purpose of this utility model is to provide a kind of brush head of dust collector that when not using hairbrush is covered.

The technical solution of the utility model is: a kind of brush head of dust collector, comprise brush tube, be arranged at the hairbrush of the front end of brush tube, the outside of described brush tube is with the hairbrush cover, have helicla flute on the outer wall of described brush tube, the internal chamber wall of described hairbrush cover is provided with projection, and described projection is inserted in the described helicla flute.

The utility model compared with prior art has following advantage:

Because the hairbrush cover is enclosed within on the brush tube, when rotating brush overlapped, described projection matched with helicla flute brush tube is endwisely slipped, and then hairbrush can be contracted to the hairbrush cover protection hairbrush when not using hairbrush; When using hairbrush, then hairbrush stretches out the hairbrush cover, can use as absorbent brush, and is easy to operate.

The utility model will be further described below in conjunction with drawings and Examples:

Accompanying drawing is a structural representation of the present utility model; Wherein:

[1]. hairbrush; [2]. helicla flute; [3]. projection; [4]. axial groove; [5]. positioning sleeve; [6]. sweep-up pipe [7]. feather key; [8]. tailstock; [9]. brush tube; [10]. recessed; [11]. the hairbrush cover;

Embodiment: referring to accompanying drawing, a kind of brush head of dust collector, comprise brush tube [9], be arranged at the hairbrush [1] of the front end of brush tube [9], the outside of described brush tube [9] is with hairbrush cover [11], have helicla flute [2] on the outer wall of described brush tube [9], the internal chamber wall of described hairbrush cover [11] is provided with projection [3], and described projection [3] is inserted in the described helicla flute [2].When rotating brush cover [11], then projection [3] drives brush tube [9] and does axially moving in helicla flute [2].The inwall that also can helicla flute be located at hairbrush cover [11], and projection is located at the outer wall of brush tube [9].Described brush tube [9] is enclosed within on the positioning sleeve [5], have axial groove [4] on the outer wall of described positioning sleeve [5], the inwall of described brush tube [9] is provided with the guiding strong [7] of projection, described guiding strong [7] is inserted in the described axial groove [4], makes brush tube [9] can only do axially-movable under the effect of guiding strong [7] and axial groove [4].The tail end of described positioning sleeve [5] is with tailstock [8], described tailstock [8] is positioned at the outer wall of sweep-up pipe [6], the afterbody of described hairbrush cover [11] has cannelure, the annular protrusion of described tailstock [8] is inserted in the described cannelure, make hairbrush cover [11] to make circular motion around axial line along tailstock [8], described cannelure and annular protrusion are the guide slide of circular motion.

Claims

1. brush head of dust collector, comprise brush tube [9], be arranged at the hairbrush [1] of the front end of brush tube [9], it is characterized in that: the outside of described brush tube [9] is with hairbrush cover [11], have helicla flute [2] on the outer wall of described brush tube [9], the internal chamber wall of described hairbrush cover [11] is provided with projection [3], and described projection [3] is inserted in the described helicla flute [2].

2. brush head of dust collector according to claim 1, it is characterized in that: described brush tube [9] is enclosed within on the positioning sleeve [5], have axial groove [4] on the outer wall of described positioning sleeve [5], the inwall of described brush tube [9] is provided with the guiding strong [7] of projection, and described guiding strong [7] is inserted in the described axial groove [4].

3. brush head of dust collector according to claim 2, it is characterized in that: the tail end of described positioning sleeve [5] is with tailstock [8], described tailstock [8] is positioned at the outer wall of sweep-up pipe [6], the afterbody of described hairbrush cover [11] has cannelure, and the annular protrusion of described tailstock [8] is inserted in the described cannelure.