CN205107938U

CN205107938U - Electric toothbrush

Info

Publication number: CN205107938U
Application number: CN201520845701.5U
Authority: CN
Inventors: 唐云武
Original assignee: Individual
Current assignee: Ding Rui
Priority date: 2015-10-28
Filing date: 2015-10-28
Publication date: 2016-03-30
Anticipated expiration: 2025-10-28

Abstract

The utility model provides an electric toothbrush, including the brush holder, install at the first structure of the brush of brush holder one end, the first structure pivoted actuating mechanism of drive brush and be used for to the power of actuating mechanism power supply, it includes two brush heads, two to brush first structure the brush head sets up the one end at the brush holder side by side, and actuating mechanism sets up in the brush holder and drives two brush heads and rotates in opposite directions. The utility model discloses electric toothbrush is through two pivoteds brush heads in opposite directions of the one end setting at the brush holder to brush overhead brush hair and brush teeth along the slit between the teeth, can clean same one side of two rows of teeth from top to bottom simultaneously with water, perhaps brush two faces of one row of tooth simultaneously, be favorable to the clean tooth in quick, high -efficient ground, and the damage of effective avoiding error's the mode of brushing teeth to the gum.

Description

A kind of electric toothbrush

Technical field

This utility model relates to a kind of daily living article, particularly relates to a kind of electric toothbrush.

Background technology

Toothbrush is the article of everyday use in order to cleaning teeth in people's daily life.The toothbrush great majority that people use belong to flat board and plant a mao manual toothbrush, and when using this toothbrush, action is complicated and brushing efficiency is lower, and brushing action is inappropriate, easily damages gingiva, accelerate gingival atrophy, also easily cause the laterally wearing and tearing of tooth side.In addition, market has the electric toothbrush of some disc brushes, disc brush is by clockwise or counter clockwise direction reciprocating rotary, when so cleaning tooth side with water, this kind of reciprocating rotary will produce the reverse action of pushing gingiva of a kind of bristle, is easy to damage gingiva, can cause gingival atrophy.

Summary of the invention

In view of the above, this utility model is necessary that providing a kind of meets the principles of science, more rapidly and efficiently cleaning teeth and the electric toothbrush of favourable protection gingiva.

The technical scheme that this utility model provides is as follows: a kind of electric toothbrush, comprise brush holder, be arranged on the brush-head structure of brush holder one end, driving mechanism that drive brush header structure rotates and power supply in order to power to driving mechanism, described brush-head structure comprises two brushes, two described brushes are arranged on one end of brush holder abreast, and driving mechanism to be arranged in brush holder and to drive two brushes to rotate in opposite directions.

Further, described brush comprises center tubes and is distributed in some bristles of center tubes periphery, described bristle according to center tubes cross section excircle tangential direction and to be connected with the periphery wall of center tubes or bristle is connected with the periphery wall of center tubes according to the vertical direction of the tangent line of center tubes cross section excircle.

Further, described brush comprises center column and is distributed in some bristles of center column periphery, and the end of bristle is positioned at the axial line of center column, and to be rotating shaft circumferentially same.

Further, the bristle of two described brushes is respectively the arc bristle by clockwise, being counterclockwise arranged in order, and the end of bristle is evenly distributed in the axial line of center tubes, and to be rotating shaft circumferentially same.

Further, the periphery wall angulation of the longitudinal section of described bristle and center tubes or center column is 45 °-135 °.

Further, described brush-head structure comprises installing rack, and installing rack comprises two power transmission shafts be arranged in parallel and the postive stop baffle being arranged on two power transmission shaft one end, and two power transmission shafts are tightly with overlapping through the center tubes of two brushes.

Further, described driving mechanism comprises main transmission bar, from drive link, drivewheel and driven pulley, main transmission bar be arranged on abreast in brush holder from drive link, axis along brush holder extends, main transmission bar is provided with drivewheel, be provided with driven pulley from drive link, drivewheel is meshed with driven pulley.

Further, in described brush holder, be provided with some layers of waterproof copper sheet, main transmission bar, from drive link through waterproof copper sheet, form volume protected from water between waterproof copper sheet and accommodating lubricating oil.

Further, described driving mechanism comprises motor, described motor output shaft is installed a gear, and this gear engages with drivewheel.

Further, the output shaft of described motor is connected with an eccentric shaking block.

Compared with prior art, the electric toothbrush of this utility model this utility model by opposite directions or two of opposing rotation brushes brush teeth, achieve bristle automatic rotary rotatably along brushing teeth seam, brush teeth scientific and reasonable, fast, easily, secondly, clean one's teeth tooth protection better effects if, avoids the gingival lesions that manual toothbrush may cause because teeth brushing way is improper; This electric toothbrush is particularly suitable for children, the people of old man and both hands underaction use.

Accompanying drawing explanation

Fig. 1 is the sectional view of the longitudinal direction of this utility model electric toothbrush;

Fig. 2 is the schematic diagram of this utility model brush for electric toothbrush structure transverse direction;

Fig. 3 is this utility model electric toothbrush bristle becomes 45-90 degree angle schematic diagram with center tubes;

Fig. 4 is this utility model electric toothbrush bristle becomes 90-135 degree angle schematic diagram with center tubes;

Fig. 5 is the longitdinal cross-section diagram of another embodiment of this utility model electric toothbrush;

Fig. 6 is the horizontal schematic diagram of another embodiment of this utility model brush for electric toothbrush structure;

Fig. 7 is the horizontal schematic diagram of another embodiment of this utility model brush for electric toothbrush structure;

Fig. 8 is the longitdinal cross-section diagram of another embodiment of this utility model electric toothbrush head structure.

Detailed description of the invention

Below in conjunction with the accompanying drawing in this utility model embodiment, technical scheme in this utility model embodiment is clearly and completely described, obviously, described embodiment is only this utility model part embodiment, instead of whole embodiments, when not conflicting, the embodiment in the application and the feature in embodiment can combine mutually, below with reference to the accompanying drawings and describe this utility model in detail in conjunction with the embodiments.

Refer to Fig. 1, a kind of electric toothbrush, comprise brush holder 10, be arranged on brush holder 10 one end brush-head structure 20, be arranged in brush holder 10 in order to the driving mechanism 30 that drives brush-head structure 20 to rotate and the power supply 40 in order to power to driving mechanism 30.

Brush holder 10 for bottom be hemispheric ampuliform structure, comprise main paragraph and the linkage section being integrally connected to main paragraph one end, main paragraph is cylindrical for user's handling, linkage section is connected to one end of main paragraph, and launch after shrinking gradually in the middle part of linkage section, in eel-like figure shape structure, make electric toothbrush overall appearance attractive in appearance.Two and half housings that brush holder 10 can be injection moulding formation fasten formation relatively.Be separated into some chambers 14 in brush holder 10 vertically, be provided with dividing plate 15 between chamber 14, chamber 14 is in order to install fixed drive mechanism 30 and power supply 40.

Brush-head structure 20 comprises brush 21 and the installing rack 22 in order to install brush 21.Brush 21 is two, and brush 21 is for make type by the disposable injection moulding of mould.Incorporated by reference to consulting Fig. 2, brush 21 comprises center tubes 211 and is distributed in some bristles 212 of center tubes 211 periphery.Center tubes 211 is pipe, and some bristles 212 are distributed in center tubes 211 periphery according to the order of sequence, and the end of some bristles 212 is positioned at the axial line of center tubes 211, and to be rotating shaft circumferentially same, and this circumference can be considered excircle.Particularly, bristle 212 according to center tubes 211 cross section excircle tangential direction and be connected with the periphery wall of center tubes 211.Two brushes 21 are arranged on the terminal surface (i.e. brush holder 10 top) of brush holder 10 linkage section abreast, and center tubes 211 is parallel with the axis of brush holder 10.Bristle 212 adjacent on two brushes 21 on same cross section is further roughly seamless to connect.Installing rack 22, like U-shaped structure, comprises two power transmission shafts 221 be arranged in parallel and the postive stop baffle 222 being arranged on two power transmission shaft 221 one end.Tightly cover ground is through the center tubes 211 of two brushes 21 for two power transmission shafts 221, and postive stop baffle 222 is installed in rotation on two power transmission shafts 221.Further, form tubular cavity in the middle part of the center tubes 211 of brush 21, the cross section of one section or full section of tubular cavity becomes semicircle or polygonized structure, is beneficial to the power transmission shaft 211 of grafting coupling, and rotates together with power transmission shaft 211, prevents from skidding.

Refer to Fig. 6, the bristle 212 of two described brushes 21 is respectively the arc bristle by clockwise, being counterclockwise arranged in order, and it is circumferentially same that the end of bristle 212 is evenly distributed in that to be positioned at the axial line of center tubes 211 be rotating shaft.

Refer to Fig. 7, the end of some bristles 212 is positioned at the axial line of center tubes 211, and to be rotating shaft circumferentially same, this circumference can be considered excircle, and bristle 212 is according to the vertical direction of the tangent line of center tubes 211 cross section excircle and be connected with the periphery wall of center tubes 211 (namely bristle 212 is positioned on the extended line of center tubes 211 cross section excircle radius).

Refer to Fig. 3, Fig. 4, described bristle 212 and the periphery wall angulation of center tubes 211 longitudinal section be 45 °-135 ° (be 0 degree line with downward axial line), bristle 212 is distributed in center tubes 211 periphery according to the order of sequence, and the end of the bristle 212 of sustained height position is positioned at the axial line of center tubes 211, and to be rotating shaft circumferentially same.

Driving mechanism 30 rotates in opposite directions in order to drive two brushes 21, driving mechanism 30 comprise motor 31, main transmission bar 32, from drive link 33, drivewheel 321 and driven pulley 331.Motor 31 is placed in the chamber 14 in brush holder 10, motor 31 output shaft axially extends along brush holder 10 and connects main transmission bar 32, main transmission bar 32 be arranged in brush holder 10 abreast from drive link 33, axis along brush holder 10 extends and passes some dividing plate 15 (not shown), to be limited in movement radial in brush holder 10 by dividing plate 15.Main transmission bar 32 is provided with drivewheel 321, from drive link 33, driven pulley 331 is installed, drivewheel 321 is meshed with driven pulley 331, main transmission bar 32 is connected with the power transmission shaft of two in installing rack 22 221 respectively with from drive link 33, so, motor 31 drives main transmission bar 32 to rotate, thus drives drivewheel 321 and the driven pulley 331 that is meshed to rotate, two power transmission shafts 221 correspondingly rotate respectively, and two brushes 20 are rotated in opposite directions.Be appreciated that main transmission bar 32 and a power transmission shaft 221 integrally can adopt a body of rod, integrally can adopt another root body of rod from drive link 33 and another power transmission shaft 221.

Refer to Fig. 8, be appreciated that brush 21 also can comprise center column 213 and be distributed in some bristles 212 of center column 213 periphery, the end of some bristles 212 is positioned at the axial line of center column 213, and to be rotating shaft circumferentially same.The end of center column 213 is connected with main transmission bar 32 with from drive link 33 respectively, and the top of center column 213 is provided with postive stop baffle 222.

Further, described bristle 212 and the periphery wall angulation of center column 213 longitudinal section be 45 °-135 ° (be 0 degree line with downward axial line), in the present embodiment, specifically describe the periphery wall structure at an angle of 90 of bristle 212 and center column 213 longitudinal section.

In addition; the dry chamber 14 of brush holder 10 is provided with some layers of waterproof copper sheet 34; waterproof copper sheet 34 is set on main transmission bar 32, from drive link 33; volume protected from water is formed between waterproof copper sheet 34; can accommodating lubricating oil in this space, with to the driving mechanism 30 of protection brush holder 10 inside and power supply 40 water-tight.In the present embodiment, waterproof copper sheet 34 is two-layer.

The another kind of better embodiment of this utility model driving mechanism 30, refer to Fig. 5, motor 31 output shaft installs a gear, this gear engages with drivewheel 321, drivewheel 321 is meshed with driven pulley 331, rotated by the rotation driven gear of motor 31 output shaft, and then drivewheel 321 rotates in opposite directions with driven pulley 331.

In addition, the motor 31 output shaft upper end of this utility model electric toothbrush is connected with an eccentric shaking block 23 further, to provide vibrations when brushing teeth, strengthens cleaning effect.

Power supply 40 drives driving mechanism 30 to work in order to power supply, power supply 40 adopts rechargeable battery or inductive charging device, power supply 40 is placed in the chamber 14 in brush holder 10 and forms circuit, and the open and close of circuit are controlled by the switch (not shown) be arranged on brush holder 10.

In addition, please again consult Fig. 2, the side, periphery of two brushes 20 can be provided with protective plate 24, in order to avoid suffering the excessive friction of bristle 21 and the position-limiting action played two brushes 20 in oral cavity.Protective plate 24 can adopt the mode of fastening to be plugged on the top of brush holder 10, can protective plate 24 for convenience detach.Protrude out tapered portion in the middle of protective plate 24 and coordinate space between two brushes 20, strengthen the spacing distance of restriction two brush 20.

Be appreciated that the top end face of brush holder 10 can be installed with watertight composition 13 further, with to the protection driving mechanism 30 of brush holder 10 inside and power supply 40 water-tight.

When brushing teeth, user holds the main paragraph of brush holder 10, brush 20 is stretched in oral cavity, starting switch, motor 31 drives main transmission bar 32 to rotate, drivewheel 321 and rotating with the intermeshing driven pulley 331 of drivewheel 321, main transmission bar 32 with from drive link 33 together with rotating respectively, two power transmission shafts 221 rotate respectively, drive two brushes 21 to rotate in opposite directions.Bristle 212 rotation in opposite directions on brush 21, when brushing teeth, the axis of brush holder 10 is vertical with the direction of tooth slot, so, can be convenient to user's handling toothbrush, the rotation direction of bristle 212 is along teeth space, can be abundant by clean for teeth space clean rapidly, and can not gingiva be damaged.In addition, optionally on brush holder 10, install protective plate 24, can protect side, oral cavity by protective plate 24, prevent oral cavity and gingival lesions, clean one's teeth tooth protection better effects if.

In sum, this utility model electric toothbrush by opposite directions or two of opposing rotation brushes brush teeth, achieve bristle automatic rotary rotatably along brushing teeth seam, brush teeth scientific and reasonable, fast, easily, secondly, clean one's teeth tooth protection better effects if, avoids the gingival lesions that manual toothbrush may cause because teeth brushing way is improper; This electric toothbrush is particularly suitable for children, the people of old man and both hands underaction use.

The foregoing is only embodiment of the present utility model; not thereby the scope of the claims of the present utility model is limited; every utilize this utility model description to do equivalent structure or equivalent flow process conversion; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present utility model.

Claims

1. an electric toothbrush, comprise brush holder (10), be arranged on the brush-head structure (20) of brush holder (10) one end, driving mechanism (30) that drive brush header structure (20) rotates and the power supply (40) in order to power to driving mechanism (30), it is characterized in that: described brush-head structure (20) comprises two brushes (21), two described brushes (21) are arranged on one end of brush holder (10) abreast, and driving mechanism (30) to be arranged in brush holder (10) and to drive two brushes (21) to rotate in opposite directions.

2. electric toothbrush according to claim 1, it is characterized in that, described brush (21) comprises center tubes (211) and is distributed in some bristles (212) of center tubes (211) periphery, described bristle (212) according to center tubes (211) cross section excircle tangential direction and to be connected with the periphery wall of center tubes (211) or bristle (212) is connected with the periphery wall of center tubes (211) according to the vertical direction of the tangent line of center tubes (211) cross section excircle.

3. electric toothbrush according to claim 1, it is characterized in that, described brush (21) comprises center column (213) and is distributed in some bristles (212) of center column (213) periphery, and it is the circumferentially same of rotating shaft that the end of bristle (212) is positioned at the axial line of center column (213).

4. electric toothbrush according to claim 2, it is characterized in that, the bristle (212) of two described brushes (21) is respectively the arc bristle by clockwise, being counterclockwise arranged in order, and it is the circumferentially same of rotating shaft that the end of bristle (212) is evenly distributed in the axial line of center tubes (211).

5. the electric toothbrush according to Claims 2 or 3, is characterized in that, the periphery wall angulation of the longitudinal section of described bristle (212) and center tubes (211) or center column (213) is 45 °-135 °.

6. electric toothbrush according to claim 2, it is characterized in that, described brush-head structure (20) comprises installing rack (22), installing rack (22) comprises two power transmission shafts (221) be arranged in parallel and the postive stop baffle (222) being arranged on two power transmission shaft (221) one end, and two power transmission shafts (221) tightly pass the center tubes (211) of two brushes (21) in cover ground.

7. electric toothbrush according to claim 1, it is characterized in that, described driving mechanism (30) comprises main transmission bar (32), from drive link (33), drivewheel (321) and driven pulley (331), main transmission bar (32) be arranged in brush holder (10) abreast from drive link (33), axis along brush holder (10) extends, main transmission bar (32) is provided with drivewheel (321), be provided with driven pulley (331) from drive link (33), drivewheel (321) is meshed with driven pulley (331).

8. electric toothbrush according to claim 6, it is characterized in that, some layers of waterproof copper sheet (34) are provided with in described brush holder (10), main transmission bar (32), from drive link (33) through waterproof copper sheet (34), form volume protected from water and accommodating lubricating oil between waterproof copper sheet (34).

9. electric toothbrush according to claim 6, it is characterized in that, described driving mechanism (30) comprises motor (31), and described motor (31) output shaft installs a gear, and this gear engages with drivewheel (321).

10. electric toothbrush according to claim 9, is characterized in that, the output shaft of described motor (31) is connected with an eccentric shaking block (23).