CN2569767Y

CN2569767Y - Electric toothbrush

Info

Publication number: CN2569767Y
Application number: CN 02246015
Authority: CN
Inventors: 张戎捷
Original assignee: Individual
Current assignee: Individual
Priority date: 2002-08-19
Filing date: 2002-08-19
Publication date: 2003-09-03
Anticipated expiration: 2012-08-19

Abstract

The utility model relates to an electric toothbrush, which comprises a brush holder and a brush head, wherein, the brush holder comprises a housing body, a battery box, a direct current electric motor, a speed reducing device, and a two-way switch, and the brush head comprises a protective housing, a rotary rod, and three groups of brush bristles; the brush bristles which are divided into three group according to length and hardness are arranged the head part of the rotary rod by rotating intervals with an angle of 120 DEG; the direct current electric motor can drive the rotary rod to carry out positive rotation and reverse rotation by the control of the two-way switch. With the adoption of the utility model, the vertical tooth brushing can be realized; meanwhile, the three groups of brush bristles with different length and different hardness can play a good cleaning action to teeth and peripheral parts.

Description

Electric toothbrush

This utility model relates to a kind of electric toothbrush, relates to a kind of revolving vertical electric toothbrush specifically.

Though improving constantly of living standard, people also more and more pay close attention to for oral hygiene, and the dentist points out us because of abandoning traditional horizontal type toothbrushing method, adopt vertical brush method, occurred electric toothbrush miscellaneous on the market, but in the majority with horizontal type, vertical also existence is appropriate design scarcely.

It is a kind of convenient and practical that the purpose of this utility model is to provide, and can effectively remove tooth and position foreign body on every side thereof, adopts the electric toothbrush of vertical brush method.

This utility model is achieved by the following technical solution, and it comprises brush holder part and brushhead portion, and described handle portion branch comprises housing, battery case, direct current generator, deceleration device, two-way switch, drive link; Described brushhead portion comprises protective case, swingle and three groups of bristles; Described bristle is divided into three groups by length and hardness, is arranged in the swingle head with the 120 interval rotations of spending; But described direct current generator driven rotary bar under two-way switch control is done positive and negative rotation.

Electric toothbrush by above technical scheme realizes can realize vertical brushing teeth, and simultaneously different in size, three groups of bristles that hardness is different can play good cleaning effect to tooth and peripheral position thereof.

The utility model is described in further detail below in conjunction with the drawings and specific embodiments.

Fig. 1 is a structural representation of the present utility model

Fig. 2 is a brushhead portion sectional view of the present utility model

Electric toothbrush of the present utility model comprises brush holder part and brushhead portion, and described handle portion branch comprises housing 1, battery case 2, direct current generator 3, deceleration device 10, two-way switch 4, drive link 11; Described brushhead portion comprises protective case 5, swingle 6 and

bristle

7,8,9.Battery case 2 inside are just loaded onto behind the battery and direct current generator 3, two-way switch 4 are formed a loop, the rotating and reverse of two-way switch 4 may command direct current generators 3, the rotation of direct current generator 3 through after the speed change of deceleration device 10 by 6 rotations of drive link 11 driven rotary bars; Described bristle is divided into three groups by length and hardness, is arranged in the swingle head with the 120 interval rotations of spending, and described bristle 7 length are the shortest, hardness is maximum (Du Pont's silk of generally selecting the U.S. for use is a raw material), the flank of tooth of mainly brushing teeth; Described bristle 8 length and hardness are all placed in the middle, the seam position of mainly brushing teeth; Described bristle 9 length are longer, and bristle is comparatively soft, the gum position of mainly brushing teeth; Described protective case 5 is the circular groove type, bigger near the bristle part, the other end is slightly little, a little headgear is connected on the brush holder part, and the other end is butted on swingle 6 heads, and protective case 5 is in swingle 6 and

bristle

7,8,9 outsides, the portion's rotation within it of suitable bristle, and do not produce friction, prevent that simultaneously the injury at other position of boil on the nape opposite the mouth intracavity portion in the bristle rotation, swingle 6 are socketed on the inner drive link 11 of brush holder.In the time of the tooth of this utility model brush left side, from bottom to top to brush teeth by being rotated counterclockwise promptly by two-way switch 4 control bristles, the foreign body that is can well be discharged, otherwise then turns clockwise.

Claims

1. electric toothbrush comprises brush holder part and brushhead portion, and it is characterized in that: described handle portion branch comprises housing 1, battery case 2, direct current generator 3, deceleration device 10, two-way switch 4, drive link 11; Described brushhead portion comprises protective case 5, swingle 6 and bristle 7,8,9; Described bristle is divided into three groups by length and hardness, is arranged in the swingle head with the 120 interval rotations of spending; But described direct current generator driven rotary bar under two-way switch control is done positive and negative rotation.

2. according to the described electric toothbrush of claim 1, its feature also is: described bristle 7 length are the shortest, hardness is maximum, the flank of tooth of mainly brushing teeth; Described bristle 8 length and hardness are all placed in the middle, the seam position of mainly brushing teeth; Described bristle 9 length are longer, and bristle is comparatively soft, the gum position of mainly brushing teeth.

3. according to the described electric toothbrush of claim 1, its feature also is: described protective case 5 is the circular groove type, and is bigger near one of bristle, the portion's rotation within it of suitable bristle, and do not produce friction.

4. according to the described electric toothbrush of claim 1, its feature also is: described protective case 5, swingle 6 are socketed in the brush holder part, so can conveniently pull down the transposing brush.