CN201453405U - Electric toothbrush - Google Patents
Electric toothbrush Download PDFInfo
- Publication number
- CN201453405U CN201453405U CN2009200734090U CN200920073409U CN201453405U CN 201453405 U CN201453405 U CN 201453405U CN 2009200734090 U CN2009200734090 U CN 2009200734090U CN 200920073409 U CN200920073409 U CN 200920073409U CN 201453405 U CN201453405 U CN 201453405U
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- CN
- China
- Prior art keywords
- brush
- transmission shaft
- handle
- electric toothbrush
- power transmission
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
An electric toothbrush comprises a brush head and a handle, wherein the brush head is connected with the handle which is formed into the shape of a hollow pipe; a power source, a drive device and a transmission device are arranged inside the handle; the power source is connected with the drive device; the transmission device is connected with the brush head; the brush head is formed into the shape of a cut cylinder and swings at an angle smaller than 180 degrees; and the brush bristles are evenly implanted in an arc shape into the arc cross section of the brush head. The electric toothbrush converts rotation movement of a drive motor into swinging movement of a transmission shaft through the transmission device, controls swinging speed of the transmission shaft by utilizing a speed regulator to adjust the rotation speed of the motor, leads the brush bristles to move along the teeth, accordingly can effectively remove food residue in the slit between teeth and clean oral cavity in along-teeth low-speed tooth brushing process, care teeth and protect the gums, and further have simple structure, low noise, high practicability and replaceable brush heads.
Description
Technical field:
This utility model relates to the mankind life article, relates in particular to toothbrush, particularly a kind of electric toothbrush.
Background technology:
Electric toothbrush drives head toothbrushes by a driver part and turns round automatically, and tooth is cleaned.Existing electric toothbrush all is teeter formula or vertical roller, and the head of vertical roller toothbrush rotates with 360 degree complete cycle rotation modes, and laterally the electric toothbrush of the vertical roller of reciprocally swinging formula can damage gingiva in operation process; And existing electric tooth brushing frequency is higher, especially the enamel on the tooth is damaged.
Summary of the invention:
The purpose of this utility model is to overcome the defective of prior art, provides that a kind of structure is simpler, operation is more reasonable, the more electric toothbrush of SHUJIE of brushing teeth.
For achieving the above object, this utility model provides a kind of electric toothbrush, constitute by brush and handle, described brush is connected with described handle, handle is hollow form, be provided with power source in the handle, driving device and actuating device, described power source is connected with described driving device, driving device is connected with described actuating device, actuating device is connected with brush, wherein, described brush is cylinder and cuts shape, described brush is provided with bristle, described bristle is circular arc and evenly is implanted on the brush arc cross section, described actuating device is by driven deceleration assembly, first driving member and second driving member constitute, described driven deceleration assembly is made of a worm screw and an eccentric worm gear, described worm screw is connected with described driving device, described worm screw and described eccentric worm gear are connected with a joggle, first driving member is made of an eccentric segment bevel gear, described eccentric segment bevel gear is connected with described eccentric worm gear by a connecting rod, second driving member is made of a Fan shape umbrella gear, described Fan shape umbrella gear and described eccentric segment bevel gear are connected with a joggle, insert embedding on the described Fan shape umbrella gear and be connected with a power transmission shaft, described power transmission shaft is connected with described brush.
Further, described brush is cylinder and cuts shape, described brush back is the plane, it above the described brush arc cross section of cylindrical center's axis, the plane width at the described brush back side is less than described brush arc cutting plane width, and described brush two sides are two oblique sections that the arc cross-sectional width connects the tool back plane width.
Further, described power transmission shaft pendulum angle is 60 degree, described eccentric segment bevel gear is that central angle is the fan-shaped bevel gear of 150 degree, tooth pitch on the described eccentric segment bevel gear is 15 degree, described Fan shape umbrella gear is that central angle is the fan-shaped bevel gear of 90 degree, and the tooth pitch on the described Fan shape umbrella gear is 15 degree.
Further, described handle front end inside be provided with block water every, described power transmission shaft rear end is arranged in described blocking water every last by waterproof washer, described power transmission shaft middle part is fixed on the described handle by jump ring, described power transmission shaft middle front part is arranged at described handle front end by waterproof washer, described blocking water offers a clear water hole on forward handle side wall, described clear water outer end of hole is provided with a rubber closure.
Further, described brush rear side offers a slotted eye along its axis direction, and described brush matches with described power transmission shaft front end by described slotted eye and is arranged at described power transmission shaft front end.
Further, be provided with a detent at described power transmission shaft front end, be provided with the location ridge in the slotted eye of described brush, described location ridge matches with described detent.
Further, the axis of adjacent two described bristles of row and described brush is at a distance of the central angle of 15 degree, and described brush cambered surface is provided with the described bristle of 5 row.
Further, described power source also is connected with a speed regulator, and described speed regulator is connected with a switch.
Operation principle of the present utility model is: worm gear, connecting rod and the eccentric fan-shaped bevel gear that is provided with by the off-centre setting constitute crank-rocker mechanism, the commentaries on classics of motor shaft can be converted to the oscillating motion of toothbrush power transmission shaft, and then the bristle work of brush is moved along tooth, and can regulate the power transmission shaft swing speed by speed regulator.
This utility model is compared with prior art, and its effect is actively with tangible.This utility model adopts the eccentric worm gear that is provided with, connecting rod and the eccentric fan-shaped bevel gear that is provided with to constitute crank-rocker mechanism as actuating device in electric toothbrush; the rotation of drive motors is converted to the swing of power transmission shaft; and make the swing of power transmission shaft low speed by the governor control motor; bristle is done along the tooth motion; in the process of brushing teeth along tooth, low speed, can effectively remove and eat slag, cleaning oral cavity between slot; when not destroying enamel, play the effect of nursing tooth, protection dental bed; simple in structure, noise is low, practical, and brush is replaceable.
Description of drawings:
Fig. 1 is the structural representation that bonnet is removed in electric toothbrush of the present utility model.
Fig. 2 is the right side cross section view of electric toothbrush Fig. 1 of the present utility model.
Fig. 3 is the brush-head structure sketch map of electric toothbrush of the present utility model.
Fig. 4 is the upward view of Fig. 3 of electric toothbrush of the present utility model.
Fig. 5 is the rear cover structure sketch map of electric toothbrush of the present utility model.
Fig. 6 is the eccentric segment bevel gear structural representation of electric toothbrush of the present utility model.
Fig. 7 is the Fan shape umbrella gear structure sketch map of electric toothbrush of the present utility model.
Fig. 8 is the circuit theory diagrams of electric toothbrush of the present utility model.
The specific embodiment:
Embodiment 1:
As Fig. 1, Fig. 2, Fig. 3, Fig. 4, Fig. 5, Fig. 6, Fig. 7 and shown in Figure 8, this electric toothbrush of the present utility model, constitute by brush 2 and handle 1, described brush 2 is connected with described handle 1, described handle 1 is hollow form, be provided with power source in the described handle 1, driving device 3 and actuating device, described power source is connected with described driving device 3, described driving device 3 is connected with described actuating device, described actuating device is connected with described brush 2, described brush 2 is with the angle swinging less than 180 degree, described brush 2 is cylinder and cuts shape, described brush 2 is provided with bristle, and described bristle is circular arc and evenly is implanted on the brush 2 arc cross sections.Described actuating device is by a driven deceleration assembly, first driving member and second driving member constitute, described driven deceleration assembly is made of a worm screw 4 and an eccentric worm gear 5, described worm screw 4 is connected with described driving device 3, described worm screw 4 is connected with described eccentric worm gear 5, first driving member is that an eccentric segment bevel gear 7 constitutes, described eccentric segment bevel gear 7 is connected with described eccentric worm gear 5 by a connecting rod 6, second driving member is that a Fan shape umbrella gear 8 constitutes, described Fan shape umbrella gear 8 and described eccentric segment bevel gear 7 are connected with a joggle, insert embedding on the described Fan shape umbrella gear 8 and connect a power transmission shaft 9, described power transmission shaft 9 is connected with described brush 2.
Further, described brush 2 is cylinder and cuts shape, described brush 2 backs are the plane, it above the described brush 2 the arc cross section of cylindrical center's axis, the plane width at described brush 2 back sides is less than described brush 2 arc cutting plane width, and described brush 2 two sides are two oblique sections that the arc cross-sectional width connects the tool back plane width.
Further, described power transmission shaft 9 pendulum angles are 60 degree, described eccentric segment bevel gear 7 is that central angle is the fan-shaped bevel gear of 150 degree, tooth pitch on the described eccentric segment bevel gear 7 is 15 degree, described Fan shape umbrella gear 8 is that central angle is the fan-shaped bevel gear of 90 degree, and the tooth pitch on the described Fan shape umbrella gear 8 is 15 degree.
Further, described handle 1 front end inside is provided with and blocks water every 10, described power transmission shaft 9 rear ends are arranged in described blocking water on 10 by waterproof washer 15, described power transmission shaft 9 middle parts are fixed on the described handle 1 by jump ring 11, described power transmission shaft 9 middle front parts are arranged at described handle 1 front end by waterproof washer 15, described blocking water offers a clear water hole 16 on 10 forward handle 1 sidewalls, 16 outer ends, described clear water hole are provided with a rubber closure 17, when in the clear water hole 16 water being arranged, can extract rubber closure 17, emit water wherein.
Further, described brush 2 rear sides offer a slotted eye 18 along its axis direction, and described brush 2 matches with described power transmission shaft 9 front ends by described slotted eye 18 and is arranged at described power transmission shaft 9 front ends.
Further, be provided with a detent 21 at described power transmission shaft 9 front ends, be provided with location ridge 20 in the slotted eye of described brush 2, described location ridge 20 matches with described detent 21, location ridge 20 cooperates with detent 21, and brush is fixed on the power transmission shaft 9.
Further, the axis of adjacent described bristle 19 of two row and described brush 2 is at a distance of the central angles of 15 degree, and described brush 2 cambered surfaces are provided with the described bristle 19 of 5 row.
Further, described power source also is connected with a speed regulator 13, and described speed regulator is connected with a switch 14.
Concrete, the power supply that present embodiment adopts is a battery 12, described driving device 3 adopts micromachine, is provided with the speed regulator 13 that an adjustable potentiometer and resistance constitute in the circuit of described battery 12 and described micromachine 3.Handle 1 rear end is provided with bonnet 22 by being threaded, battery 12 and speed regulator 13 all are positioned at bonnet 22.
The excellent embodiment of sending, though described technology of the present utility model and some embodiment, they are not that restriction is of the present utility model.Should be understood that mentally of the present utility model this utility model does many changes or change belongs in the rights protection scope of the present utility model, reference diagram only is used to illustrate embodiment preferred.
Claims (8)
1. electric toothbrush, constitute by brush and handle, described brush is connected with described handle, handle is hollow form, be provided with power source in the handle, driving device and actuating device, described power source is connected with described driving device, driving device is connected with described actuating device, actuating device is connected with brush, it is characterized in that: described brush is cylinder and cuts shape, described brush is provided with bristle, described bristle is circular arc and evenly is implanted on the brush arc cross section, described actuating device is by driven deceleration assembly, first driving member and second driving member constitute, described driven deceleration assembly is made of a worm screw and an eccentric worm gear, described worm screw is connected with described driving device, described worm screw and described eccentric worm gear are connected with a joggle, first driving member is made of an eccentric segment bevel gear, described eccentric segment bevel gear is connected with described eccentric worm gear by a connecting rod, second driving member is made of a Fan shape umbrella gear, described Fan shape umbrella gear and described eccentric segment bevel gear are connected with a joggle, insert embedding on the described Fan shape umbrella gear and be connected with a power transmission shaft, described power transmission shaft is connected with described brush.
2. electric toothbrush as claimed in claim 1, it is characterized in that: described brush is cylinder and cuts shape, described brush back is the plane, it above the described brush arc cross section of cylindrical center's axis, the plane width at the described brush back side is less than described brush arc cutting plane width, and described brush two sides are two oblique sections that the arc cross-sectional width connects the tool back plane width.
3. electric toothbrush as claimed in claim 1, it is characterized in that: the pendulum angle of described power transmission shaft is 60 degree, described eccentric segment bevel gear is that central angle is the fan-shaped bevel gear of 150 degree, tooth pitch on the described eccentric segment bevel gear is 15 degree, described Fan shape umbrella gear is that central angle is the fan-shaped bevel gear of 90 degree, and the tooth pitch on the described Fan shape umbrella gear is 15 degree.
4. electric toothbrush as claimed in claim 1, it is characterized in that: described handle front end inside be provided with block water every, described power transmission shaft rear end is arranged in described blocking water every last by waterproof washer, described power transmission shaft middle part is fixed on the described handle by jump ring, described power transmission shaft middle front part is arranged at described handle front end by waterproof washer, described blocking water offers a clear water hole on forward handle side wall, described clear water outer end of hole is provided with a rubber closure.
5. electric toothbrush as claimed in claim 1 is characterized in that: described brush rear side offers a slotted eye along its axis direction, and described brush matches with described power transmission shaft front end by described slotted eye and is arranged at described power transmission shaft front end.
6. electric toothbrush as claimed in claim 1 is characterized in that: be provided with a detent at described power transmission shaft front end, be provided with the location ridge in the slotted eye of described brush, described location ridge matches with described detent.
7. electric toothbrush as claimed in claim 1 is characterized in that: the axis of adjacent two described bristles of row and described brush is at a distance of the central angle of 15 degree, and described brush cambered surface is provided with the described bristle of 5 row.
8. electric toothbrush as claimed in claim 1 is characterized in that: described power source also is connected with a speed regulator, and described speed regulator is connected with a switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200734090U CN201453405U (en) | 2009-06-04 | 2009-06-04 | Electric toothbrush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200734090U CN201453405U (en) | 2009-06-04 | 2009-06-04 | Electric toothbrush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201453405U true CN201453405U (en) | 2010-05-12 |
Family
ID=42380745
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200734090U Expired - Fee Related CN201453405U (en) | 2009-06-04 | 2009-06-04 | Electric toothbrush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201453405U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102379751A (en) * | 2011-11-18 | 2012-03-21 | 吴江诚达电子科技有限公司 | Electric toothbrush |
-
2009
- 2009-06-04 CN CN2009200734090U patent/CN201453405U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102379751A (en) * | 2011-11-18 | 2012-03-21 | 吴江诚达电子科技有限公司 | Electric toothbrush |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100512 Termination date: 20120604 |