CN205698093U - Electric toothbrush drive shaft and electric toothbrush thereof - Google Patents
Electric toothbrush drive shaft and electric toothbrush thereof Download PDFInfo
- Publication number
- CN205698093U CN205698093U CN201620312796.9U CN201620312796U CN205698093U CN 205698093 U CN205698093 U CN 205698093U CN 201620312796 U CN201620312796 U CN 201620312796U CN 205698093 U CN205698093 U CN 205698093U
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- CN
- China
- Prior art keywords
- head toothbrushes
- electric toothbrush
- connecting portion
- drive shaft
- keeper
- 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.)
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Abstract
The utility model discloses electric toothbrush drive shaft and electric toothbrush thereof, provide a kind of electric toothbrush drive shaft, this drive shaft exposes to one end of electric toothbrush body and is provided with the connecting portion matched with head toothbrushes, the cross section of described connecting portion is that polygon is arranged, and this connecting portion is radially arranged with the locating slot for matching with head toothbrushes.Cross section is the connecting portion that polygon is arranged, by increasing capacitance it is possible to increase the contact area between connecting portion and head toothbrushes, and then improves torque transmission efficiency；This utility model additionally provides a kind of electric toothbrush, the head toothbrushes keeper matched including electric toothbrush body, drive shaft and the head toothbrushes matched with described head toothbrushes keeper with the connecting portion of described drive shaft.The setting of head toothbrushes keeper, it is simple to the plug of head toothbrushes, improves the plug number of times of head toothbrushes, and it is reliable to enable to stable connection between head toothbrushes and toothbrush body.
Description
Technical field
This utility model relates to electric toothbrush technology field, particularly relates to electric toothbrush drive shaft and electric toothbrush thereof.
Background technology
It is traditionally arranged to be between head toothbrushes and toothbrush body under prior art and removably connects, be easy to user pair with this
Head toothbrushes is replaced, and between head toothbrushes and toothbrush body while ensureing to removably connect, also requires that both coordinate pine
Tightness is moderate, and the moment of torsion in the drive shaft of toothbrush body can effectively pass to head toothbrushes efficiently, and then ensures
The normal work of head toothbrushes.
Utility model content
First purpose of the present utility model is that providing a kind of cross section is polygon, and is easy to the electronic of head toothbrushes connection
Toothbrush drive shaft.
Second purpose of the present utility model is to provide a kind of vibrating effect good, it is simple to the electric toothbrush assembled and connect.
For reaching this purpose, this utility model by the following technical solutions:
A kind of electric toothbrush drive shaft, this drive shaft exposes to one end of electric toothbrush body and is provided with and matches with head toothbrushes
The connecting portion closed, the cross section of described connecting portion is that polygon is arranged, and this connecting portion be radially arranged with for head toothbrushes phase
The locating slot coordinated.
Wherein, the end of described connecting portion is radially arranged with mounting plane.
Wherein, described locating slot is arranged at the root of described connecting portion.
Wherein, described connecting portion is coaxially wholely set with described drive shaft.
A kind of electric toothbrush, including electric toothbrush body, also include drive shaft as described in above-mentioned any one with as described in
Head toothbrushes keeper that the connecting portion of drive shaft matches and the head toothbrushes matched with described head toothbrushes keeper.
Wherein, described head toothbrushes keeper is sheathed on described connecting portion and the lateral wall close-fitting with described connecting portion.
Wherein, described head toothbrushes keeper is provided with elastic bumps, and described elastic bumps matches with described locating slot.
Wherein, one end of described head toothbrushes keeper is radially arranged with head toothbrushes locating surface.
The beneficial effects of the utility model: this utility model provides a kind of electric toothbrush drive shaft, and this drive shaft exposes
Be provided with the connecting portion matched with head toothbrushes in one end of electric toothbrush body, the cross section of described connecting portion is that polygon sets
Put, and this connecting portion is radially arranged with the locating slot for matching with head toothbrushes.Cross section is the connecting portion that polygon is arranged,
The contact area between connecting portion and head toothbrushes can be increased, and then improve torque transmission efficiency；This utility model additionally provides
A kind of electric toothbrush, the head toothbrushes location matched with the connecting portion of described drive shaft including electric toothbrush body, drive shaft
Part and the head toothbrushes matched with described head toothbrushes keeper.The setting of head toothbrushes keeper, it is simple to the plug of head toothbrushes,
Improve the plug number of times of head toothbrushes, and it is reliable to enable to stable connection between head toothbrushes and toothbrush body.
Accompanying drawing explanation
Fig. 1 is the exploded view of a kind of electric toothbrush of this utility model.
Fig. 2 is the partial enlarged drawing in Fig. 1 at A.
Fig. 3 is the axonometric drawing of Fig. 1 dens in dente brush keeper.
Fig. 4 is the axonometric drawing of a kind of electric toothbrush of this utility model.
Detailed description of the invention
Further illustrate the technical solution of the utility model below in conjunction with the accompanying drawings and by detailed description of the invention.
As shown in Figures 1 and 2, one end that this electric toothbrush drive shaft exposes to electric toothbrush body 1 is provided with and toothbrush
2 connecting portions 11 matched, the hexagonal setting of cross section of connecting portion 11, and this connecting portion 11 be radially arranged with for
The locating slot 12 that head toothbrushes 2 matches, the end of connecting portion 11 is radially arranged with mounting plane 13, and locating slot 12 is arranged at connection
The root in portion 11, connecting portion 11 is coaxially wholely set with drive shaft.
Use the head toothbrushes drive shaft of said structure design, designed for hexagonal structure by cross section, effectively increase
With the contact area of head toothbrushes, adding the connection reliability of head toothbrushes, the hexagon power ability that withstands shocks is strong, mechanical stability
Height, easy centering location during assembling.In electric toothbrush campaign, connecting shaft is in high speed swinging state.Connecting shaft and brush are necessary
Can bear high-frequency percussion, hexagon stress is more uniform, and deforming existing compression when stress also has extension, hexagon under similarity condition
Buckling stability more excellent, to a certain degree avoid axle and the deformation of brush and fracture.In other embodiments, connecting portion 11
Cross section also can in tetragon, pentagon or heptagon arrange.Additionally, mounting plane and the design of locating slot, also make toothbrush
Head assembling is convenient and reliable and stable.
In the present embodiment, as shown in Figures 1 to 4, electric toothbrush includes electric toothbrush body 1, also includes as described above
The drive shaft head toothbrushes keeper 3 that matches with the connecting portion 11 of drive shaft and match with head toothbrushes keeper 3
Head toothbrushes 2, it is preferred that head toothbrushes keeper 3 is sheathed on connecting portion 11 and the lateral wall close-fitting with connecting portion 11, head toothbrushes positions
Part 3 is provided with elastic bumps 31, and elastic bumps 31 matches with locating slot 12, and one end of head toothbrushes keeper 3 is radially arranged with
Head toothbrushes locating surface 32.
Use said structure design electric toothbrush, by the setting of toothbrush keeper, further enhancing head toothbrushes with
Connection reliability between electric toothbrush body, and the dismounting of convenient toothbrush head and installation, and can effectively transmit self-powered
The torsion of moving axis, and then enhance the vibrating effect of head toothbrushes.
Know-why of the present utility model is described above in association with specific embodiment.These descriptions are intended merely to explain this reality
By novel principle, and the restriction to this utility model protection domain can not be construed to by any way.Based on explanation herein,
Those skilled in the art need not pay performing creative labour can associate other detailed description of the invention of the present utility model,
Within these modes fall within protection domain of the present utility model.
Claims (5)
1. an electric toothbrush drive shaft, this drive shaft exposes to one end of electric toothbrush body and is provided with and matches with head toothbrushes
Connecting portion, it is characterised in that: the cross section of described connecting portion is that polygon is arranged, and this connecting portion be radially arranged with for
The locating slot that head toothbrushes matches, the end of described connecting portion is radially arranged with mounting plane, and described locating slot is arranged at described
The root of connecting portion, described connecting portion is coaxially wholely set with described drive shaft.
2. an electric toothbrush, including electric toothbrush body, it is characterised in that: also include driving as described in the claims 1
Head toothbrushes keeper that moving axis matches with the connecting portion of described drive shaft and matching with described head toothbrushes keeper
Head toothbrushes.
A kind of electric toothbrush the most according to claim 2, it is characterised in that: described head toothbrushes keeper is sheathed on described company
Connect portion and the lateral wall close-fitting with described connecting portion.
A kind of electric toothbrush the most according to claim 2, it is characterised in that: described head toothbrushes keeper is provided with elastic convex
Rising, described elastic bumps matches with described locating slot.
A kind of electric toothbrush the most according to claim 2, it is characterised in that: one end of described head toothbrushes keeper is the most recessed
It is provided with head toothbrushes locating surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620312796.9U CN205698093U (en) | 2016-04-14 | 2016-04-14 | Electric toothbrush drive shaft and electric toothbrush thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620312796.9U CN205698093U (en) | 2016-04-14 | 2016-04-14 | Electric toothbrush drive shaft and electric toothbrush thereof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205698093U true CN205698093U (en) | 2016-11-23 |
Family
ID=57308705
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620312796.9U Active CN205698093U (en) | 2016-04-14 | 2016-04-14 | Electric toothbrush drive shaft and electric toothbrush thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205698093U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9827079B1 (en) | 2017-01-06 | 2017-11-28 | Harria Investment Group Inc. | Brush head for electric toothbrush |
| CN107411838A (en) * | 2017-09-08 | 2017-12-01 | 杭州乐白科技有限公司 | A kind of electric toothbrush head that can mitigate mouthwash and splash stream |
| CN109091261A (en) * | 2018-08-09 | 2018-12-28 | 深圳市雅杰乐科技有限公司 | A kind of electric toothbrush and its brush head assembly, brush handle |
| CN110913794A (en) * | 2017-06-27 | 2020-03-24 | 博朗有限公司 | Electric tooth brush |
| US11399924B2 (en) | 2017-06-27 | 2022-08-02 | Braun Gmbh | Refill for electric toothbrush |
-
2016
- 2016-04-14 CN CN201620312796.9U patent/CN205698093U/en active Active
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9827079B1 (en) | 2017-01-06 | 2017-11-28 | Harria Investment Group Inc. | Brush head for electric toothbrush |
| WO2018127728A1 (en) * | 2017-01-06 | 2018-07-12 | Harria Investment Group Inc. | Brush head for electric toothbrush |
| EP3565503B1 (en) | 2017-01-06 | 2021-11-10 | JS Holding Inc. | Brush head for electric toothbrush |
| CN110913794A (en) * | 2017-06-27 | 2020-03-24 | 博朗有限公司 | Electric tooth brush |
| US11369462B2 (en) | 2017-06-27 | 2022-06-28 | Braun Gmbh | Electric toothbrush |
| US11399924B2 (en) | 2017-06-27 | 2022-08-02 | Braun Gmbh | Refill for electric toothbrush |
| CN107411838A (en) * | 2017-09-08 | 2017-12-01 | 杭州乐白科技有限公司 | A kind of electric toothbrush head that can mitigate mouthwash and splash stream |
| CN109091261A (en) * | 2018-08-09 | 2018-12-28 | 深圳市雅杰乐科技有限公司 | A kind of electric toothbrush and its brush head assembly, brush handle |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |