CN2260588Y - Three-rotational-brush stereo combined electric tooth-brush - Google Patents

Abstract

The utility model relates to an electric toothbrush needed in the daily life of humans. The electric toothbrush is composed of a brush head, a brush neck and a brush handle. The utility model is characterized in that the brush head is composed of three rotary brushes sheathed with protective covers, and the three protective covers form a stereo structure in a shape like a Chinese characteristic 'pin'. The protective covers are connected by hinge chains, and a spring buckle is sheathed on a bolt to control the washing of the teeth with different thicknesses; three soft shafts pass the power of the motor to a rotary brush. The electric toothbrush can simultaneously washing three surfaces of tooth lines; compared with the electric toothbrushes with the structures of the conventional singly rotary brushes, the washing efficiency of the utility model is obviously higher, and the utility model is an ideal teeth brushing tool.

Description

Three change the stereo assembled electric toothbrush of brush

This utility model belongs to human daily living article.

Conventional electric toothbrush is though its brush-head structure has various variation, for example: Chinese patent CN2092975U, Chinese patent CN20943326U, Chinese patent CN2080387U.But all, manifest and wash the low drawback of clean efficient owing to adopting single face to scrub.

The purpose of this utility model provides the electric toothbrush that a kind of brush-head structure is the three-dimensional combination of three commentaries on classics brushes, and it can obviously improve the clean efficient of washing of brushing teeth.

The purpose of this utility model is achieved in that human tooth arrangement is horse-hof shape, forms denture three surfaces by denture plane (occlusal surface) and inside and outside two side walls.Main points of the present utility model are that three of the brush position change brush and are Chinese character pin-shaped arrangement, match with denture three surfaces, promptly change brush 2 and scrub teeth plane, change brush 1, change brush 3 and scrub the inside and outside two side tooth metopes of denture respectively.When opening motor, three are changeed brush rotation simultaneously, drive bristle from the perpendicular brush of root of the tooth cuspad, can clean foreign material in denture three surfaces and the teeth space simultaneously, massage gingiva, health care tooth.

Concrete structure of the present utility model is provided by following examples and accompanying drawing.

Fig. 1 is the front section view of the stereo assembled electric toothbrush of three commentaries on classics brushes.

Fig. 2 is the A-A cutaway view of the stereo assembled electric toothbrush of three commentaries on classics brushes.

Fig. 3 is the partial sectional view of overlooking of the stereo assembled electric toothbrush head of three commentaries on classics brushes.

The label of each parts is on the figure:

The 1-metope changes brush 2-plane and changes brush 3-metope commentaries on classics brush

The 4-metope changes brush guard shield 5-plane and changes brush guard shield 6-metope commentaries on classics brush guard shield

The soft power transmission shaft of 7-guard shield hinge latch 8-clamp button of the spring 9-

10-brush neck 11-driven gear 12-driving gear

13-driven gear 14-switch 15-motor

16-battery 17-charging device 18-attaching plug

19-handle shell

Describe detail of the present utility model and working condition in detail below in conjunction with accompanying drawing.Three commentaries on classics of living bristle are brushed (change brush 1 commentaries on classics and brush 2 commentaries on classics brushes 3) and are Chinese character pin-shaped three-dimensional assembled arrangement in the guard shield at electric toothbrush head position, guard shield 4 escorts and changes brush 1 guard shield 5 and escort and change brush 2 guard shields 6 and escort and change brush 3, connect with hinge between the guard shield, socket clamp button of the spring 8 on the hinge latch 7, three soft power transmission shafts 9 pass through brush neck 10, this left end is connected with the commentaries on classics brush, right-hand member is connected with gear, commentaries on classics brush 1 connects gear 12 commentaries on classics brushes 2 connection gears 11 changes brush 3 connection gears 13, driving gear 12 placed in the middle and driven gear 11 driven gears 13 engagements, driving gear 12 right-hand members are connected with motor 15, battery 16 and charging device are positioned at the end of handle shell 19, handle shell front end is installed switch 14, the terminal attaching plug 18 of installing of handle shell.During work, connect electric switch, the motor rotation, driven wheel, soft power transmission shaft changes brush with transmission of power, changes the brush rotation, implements to scrub.

Claims (4)

1, a kind of three change the stereo assembled electric toothbrush of brush, and it is that brush holder three parts by the brush neck of the brush of left end, middle-end and right-hand member constitute; It is characterized in that above-mentioned brush is to be escorted by guard shield 4 to change brush 1 guard shield 5 and escort and change brush 2 guard shields 6 and escort and change brush 3, connect by hinge between the guard shield that clamp button of the spring 8 is socketed on the latch 7; Above-mentioned brush neck is passed through in brush neck tube 10 by three soft power transmission shafts, and the left end of brush neck connects brush, and right-hand member links brush holder shell 19; Above-mentioned brush holder shell 19 and shell Inner Front End are built-up gear, and middle-end is a motor 15, and the rear end is that battery 16, charging device 17 constitute; Handle shell outer front end is a switch 14, and end is an attaching plug 18.

2, electric toothbrush according to claim 1 is characterized in that described three commentaries on classics brushes and guard shield are the Chinese character pin-shaped brush position that is arranged in.

3, electric toothbrush according to claim 1 is characterized in that described three soft power transmission shaft left ends are connected with the commentaries on classics brush, and right-hand member is connected with gear, changes brush 1 and connects gear 12, and commentaries on classics brush 2 connects gears 11, changes brush 3 connection gears 13.

4, electric toothbrush according to claim 1 is characterized in that described built-up gear by driving gear 12 placed in the middle and driven gear 11 driven gears 13 engagements, and driving gear 12 right-hand members are connected with motor 15 rotating shafts.