CN110368126A - A kind of drive mechanism of electric toothbrush and electric toothbrush - Google Patents
A kind of drive mechanism of electric toothbrush and electric toothbrush Download PDFInfo
- Publication number
- CN110368126A CN110368126A CN201910767817.4A CN201910767817A CN110368126A CN 110368126 A CN110368126 A CN 110368126A CN 201910767817 A CN201910767817 A CN 201910767817A CN 110368126 A CN110368126 A CN 110368126A
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- CN
- China
- Prior art keywords
- eccentric wheel
- electric toothbrush
- output end
- input terminal
- vibrating arm
- Prior art date
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- 230000005611 electricity Effects 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 6
- 238000004140 cleaning Methods 0.000 abstract description 5
- 230000009286 beneficial effect Effects 0.000 abstract description 3
- 239000010926 waste battery Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 7
- 210000003128 head Anatomy 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000000354 decomposition reaction Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000000214 mouth Anatomy 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
- A61C17/00—Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle
- A61C17/16—Power-driven cleaning or polishing devices
- A61C17/22—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like
- A61C17/32—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like reciprocating or oscillating
- A61C17/34—Power-driven cleaning or polishing devices with brushes, cushions, cups, or the like reciprocating or oscillating driven by electric motor
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- Health & Medical Sciences (AREA)
- Dentistry (AREA)
- Epidemiology (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Brushes (AREA)
Abstract
The present invention relates to a kind of drive mechanism of electric toothbrush and electric toothbrush, including vibrating arm and motor, the inner cavity of the vibrating arm is equipped with half a coupler, pressure spring, drive rod and eccentric wheel；The eccentric wheel input terminal and eccentric wheel output end are the cylindrical body of same axis, and the axis of the eccentric wheel and the axis of the eccentric wheel input terminal and eccentric wheel output end are not arranged on the same straight line；The eccentric wheel input terminal is connect with the output end of the drive rod.Beneficial effects of the present invention: the setting of pressure spring of the present invention, effectively solution electric toothbrush motor stress is excessive, and it is excessive to generate electric current, waste battery capacity, the problems such as influencing the service life of electric toothbrush, improve battery uses the time, improves the service life of electric toothbrush；The vibrating effect of electric toothbrush is effectively promoted in the improvement of eccentric wheel structure, enhances the cleaning capacity of electric toothbrush.
Description
Technical field
The present invention relates to consumer goods industries, the drive mechanism of specially a kind of electric toothbrush and electric toothbrush.
Background technique
In the prior art, it is fastenedly connected between the motor and eccentric wheel of electric toothbrush by drive rod, it is tight that integral type is presented
Solid assembly method, such connection type do not have an elastic buffer zone, and such connection structure assembly method necessarily requires motor, transmission
Bar, eccentric wheel, vibrating arm center guarantee on the same line, produce assembling process in, be easy to appear motor, pass function bar, partially
Heart wheel, vibrating arm center not on the same line the phenomenon that, vibrating arm can be made to compress eccentric wheel, so as to cause motor stress
Excessive, generation electric current is excessive, wastes electricity, and influence battery uses the time, and can generate the breakage of structure, causes motor bad
Extremely, the service life of electric toothbrush is influenced；In addition, the center and intermediate weighting position of the both ends assembly cylinder of existing eccentric wheel
Center be on the same center of circle, when the driving of motor, generated centrifugal force is inadequate, vibrate vibration of bar inefficiency, lead
It causes cleaning tooth dynamics inadequate, influences the oral hygiene of user.
Summary of the invention
The present invention provides drive mechanism and the electric toothbrush of a kind of electric toothbrush, efficiently solves the electric tooth of the prior art
Brush motor stress is excessive, influence electric toothbrush service life and vibrating effect is poor, cleans the inadequate problem of dynamics.
To achieve the above object, the invention provides the following technical scheme: include vibrating arm and motor, the vibrating arm it is interior
Chamber is equipped with half a coupler, pressure spring, drive rod and eccentric wheel；The input terminal of the output end of the motor and the half a coupler connects
It connects；The input terminal of the drive rod is connect by compressing the pressure spring with the output end of the half a coupler；
The eccentric wheel input terminal and eccentric wheel output end of the eccentric wheel are the cylindrical body of same axis, the eccentric wheel
The axis of axis and the eccentric wheel input terminal and eccentric wheel output end is not arranged on the same straight line；The eccentric wheel input terminal with
The output end of the drive rod connects.
Preferably, the top of the cylindrical body of the eccentric wheel output end is rounding corner structure.
Preferably, the eccentric wheel output end is located at the inner cavity top of the vibrating arm, and the top of the rounding corner structure
The inner cavity top of point and the vibrating arm forms point contact.Point contact can effectively reduce frictional force, increase to the greatest extent
The vibrating effect of vibrating arm.
Preferably, the output end of the half a coupler is equipped with an opening, and the pressure spring is located in the opening.
Preferably, the two sides of the output end of the half a coupler are equipped with buckling position hole.
Preferably, the input terminal of the drive rod is equipped with the buckle that can be fixed with the buckling position hole.
Preferably, the output end of the drive rod be equipped with can be with the groove of the eccentric wheel input terminal cylinder mates.
Preferably, including the described in any item a kind of transmissions of electric toothbrush of brush head and brush handle and claim 1 to 7
Structure；The vibrating arm is embedded in the head of the brush handle, and the head of the vibrating arm is connect with the brush head.
Preferably, the switch with the electrical connection of motor is equipped on the outside of the brush handle.
Compared with prior art, beneficial effects of the present invention: the setting of pressure spring of the present invention is efficiently solved because of motor, is passed
Lever, eccentric wheel presented integration fastening assembly method, motor, drive rod, eccentric wheel, vibrating arm assembly center not
When on the same line, caused vibrating arm compresses eccentric wheel, and motor stress is excessive, and generation electric current is excessive, wastes battery
Electricity, the problems such as influencing the service life of electric toothbrush, improve battery using the time, improve electric toothbrush use the longevity
Life；The vibrating effect of electric toothbrush is effectively promoted in the improvement of eccentric wheel structure, enhances the cleaning capacity of electric toothbrush.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of decomposition texture schematic diagram of electric toothbrush drive mechanism.
Fig. 2 is a kind of cross-sectional view of electric toothbrush.
Fig. 3 is the structural schematic diagram of eccentric wheel.
Wherein, 1, motor；2, half a coupler；3, pressure spring；4, connecting rod；5, eccentric wheel；51, eccentric wheel input terminal；52, partially
Heart wheel output end；6, vibrating arm；7, brush head；8, it switchs；9, brush handle.
Specific embodiment
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's all other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
A specific embodiment of the invention is described below in conjunction with attached drawing.
Fig. 1-3 shows drive mechanism and the electric toothbrush of a kind of electric toothbrush, including vibrating arm 6 and motor 1, described
The inner cavity of vibrating arm 6 is equipped with half a coupler 2, pressure spring 3, drive rod 4 and eccentric wheel 5；The output end of the motor 1 and described half joins
The input terminal of axis device 2 connects；The output end that the input terminal of the drive rod 4 passes through the compression pressure spring 3 and the half a coupler 2
Connection；
The eccentric wheel input terminal 51 and eccentric wheel output end 52 of the eccentric wheel 5 are the cylindrical body of same axis, described inclined
The axis of heart wheel 5 and the axis of the eccentric wheel input terminal 51 and eccentric wheel output end 52 are not arranged on the same straight line；It is described inclined
Heart wheel input terminal 51 is connect with the output end of the drive rod 4.
Further, the top of the cylindrical body of the eccentric wheel output end 52 is rounding corner structure.
Further, the eccentric wheel output end 52 is located at the inner cavity top of the vibrating arm 6, and the rounding corner structure
Vertex and the vibrating arm 6 inner cavity top formed point contact.Point contact can effectively reduce frictional force, to the greatest extent
Increase the vibrating effect of vibrating arm 6.
Further, the output end of the half a coupler 2 is equipped with an opening, and the pressure spring 3 is located in the opening.
Further, the two sides of the output end of the half a coupler 2 are equipped with buckling position hole.
Further, the input terminal of the drive rod 4 is equipped with the buckle that can be fixed with the buckling position hole.
Further, the output end of the drive rod 4 be equipped with can be with the 51 cylinder mates of eccentric wheel input terminal
Groove.
Further, including the described in any item a kind of electric toothbrushes of brush head 7 and brush handle 9 and claim 1 to 7
Drive mechanism；The vibrating arm 6 is embedded in the head of the brush handle 9, and the head of the vibrating arm 6 is connect with the brush head 7.
Further, the switch 8 with the electrical connection of motor is equipped on the outside of the brush handle 9.
Working method or working principle of the invention: using a kind of split type between half a coupler 2 and drive rod 4 of the present invention
Mounting means form effective buffer by the elastic force of pressure spring 3 between half a coupler 2 and drive rod 4；This structure installation side
Formula effective solution motor 1, eccentric wheel 5, vibrating arm 6 assembly center not on the same line when, caused vibrating arm 3
Eccentric wheel 5 is compressed, generation electric current is excessive, wastes battery capacity, and influence battery uses the time, influences the use of electric toothbrush
The problems such as service life；The axis of eccentric wheel output end 51 and eccentric wheel input terminal 52 and the axis of eccentric wheel 5 are straight not at same center
On line, there is certain deviation size, the weight of eccentric wheel 5 increases to 80g by 60g at present on the market；Eccentric wheel output end
52 be rounding corner structure, and is placed on 6 inner tip of vibrating arm, forms point contact with 6 inner tip of vibrating arm, this structure mentions
Generated centrifugal force when eccentric wheel 5 rotates has been risen, has improved and vibrates efficiency caused by vibrating arm 6, greatly enhance brush head pair
Teeth oral cavity cleaning capacity.
Compared with prior art, beneficial effects of the present invention: the setting of pressure spring of the present invention is efficiently solved because of motor, is passed
Lever, eccentric wheel presented integration fastening assembly method, motor, drive rod, eccentric wheel, vibrating arm assembly center not
When on the same line, caused vibrating arm compresses eccentric wheel, and motor stress is excessive, and generation electric current is excessive, wastes battery
Electricity, the problems such as influencing the service life of electric toothbrush, improve battery uses the time, and improve electric toothbrush uses the longevity
Life；The vibrating effect of electric toothbrush is effectively promoted in the improvement of eccentric wheel structure, enhances the cleaning capacity of electric toothbrush.
The above is the preferred embodiment of the present invention, is not restricted to the present invention.It will be understood by those skilled in the art that
The several improvements and modifications made without departing from the principle of the present invention, also should be regarded as protection scope of the present invention.
Claims (9)
1. a kind of drive mechanism of electric toothbrush, including vibrating arm and motor, which is characterized in that the inner cavity of the vibrating arm is equipped with
Half a coupler, pressure spring, drive rod and eccentric wheel；The output end of the motor is connect with the input terminal of the half a coupler；It is described
The input terminal of drive rod is connect by compressing the pressure spring with the output end of the half a coupler；
The eccentric wheel input terminal and eccentric wheel output end of the eccentric wheel are the cylindrical body of same axis, the axis of the eccentric wheel
It is not arranged on the same straight line with the axis of the eccentric wheel input terminal and eccentric wheel output end；The eccentric wheel input terminal with it is described
The output end of drive rod connects.
2. a kind of drive mechanism of electric toothbrush according to claim 1, which is characterized in that the eccentric wheel output end
The top of cylindrical body is rounding corner structure.
3. a kind of drive mechanism of electric toothbrush according to claim 2, which is characterized in that eccentric wheel output end position
In the inner cavity top of the vibrating arm, and the inner cavity top of the vertex of the rounding corner structure and the vibrating arm forms point and connects
Touching.
4. a kind of drive mechanism of electric toothbrush according to claim 1, which is characterized in that the output of the half a coupler
End is equipped with an opening, and the pressure spring is located in the opening.
5. a kind of drive mechanism of electric toothbrush according to claim 4, which is characterized in that the output of the half a coupler
The two sides at end are equipped with buckling position hole.
6. a kind of drive mechanism of electric toothbrush according to claim 5, which is characterized in that the input terminal of the drive rod
Equipped with buckle that can be fixed with the buckling position hole.
7. a kind of electric toothbrush according to claim 1, which is characterized in that the output end of the drive rod is equipped with can be with institute
State the groove of eccentric wheel input terminal cylinder mates.
8. a kind of electric toothbrush, which is characterized in that including brush head and brush handle and the described in any item one kind of claim 1 to 7
The drive mechanism of electric toothbrush；The vibrating arm is embedded in the head of the brush handle, the head of the vibrating arm and the brush head
Connection.
9. a kind of electric toothbrush according to claim 8, which is characterized in that be equipped on the outside of the brush handle and the motor electricity
Property connection switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910767817.4A CN110368126A (en) | 2019-08-19 | 2019-08-19 | A kind of drive mechanism of electric toothbrush and electric toothbrush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910767817.4A CN110368126A (en) | 2019-08-19 | 2019-08-19 | A kind of drive mechanism of electric toothbrush and electric toothbrush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110368126A true CN110368126A (en) | 2019-10-25 |
Family
ID=68259941
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910767817.4A Pending CN110368126A (en) | 2019-08-19 | 2019-08-19 | A kind of drive mechanism of electric toothbrush and electric toothbrush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110368126A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI712395B (en) * | 2020-02-05 | 2020-12-11 | 大陸商嘉善萬順達電子有限公司 | Vibration structure of electrical toothbrush |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201524150U (en) * | 2009-09-11 | 2010-07-14 | 吴文荣 | Transmission device of electric toothbrush |
| CN103243970A (en) * | 2013-02-06 | 2013-08-14 | 杭州双华智能家居有限公司 | Electric clutch special for intelligent electronic lock and locking and unlocking method |
| CN208851685U (en) * | 2018-06-25 | 2019-05-14 | 冈田英二 | A kind of oscillating electric tooth-brush |
| CN211325787U (en) * | 2019-08-19 | 2020-08-25 | 珠海大拇指跨境电商有限公司 | Transmission structure of electric toothbrush and electric toothbrush |
-
2019
- 2019-08-19 CN CN201910767817.4A patent/CN110368126A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201524150U (en) * | 2009-09-11 | 2010-07-14 | 吴文荣 | Transmission device of electric toothbrush |
| CN103243970A (en) * | 2013-02-06 | 2013-08-14 | 杭州双华智能家居有限公司 | Electric clutch special for intelligent electronic lock and locking and unlocking method |
| CN208851685U (en) * | 2018-06-25 | 2019-05-14 | 冈田英二 | A kind of oscillating electric tooth-brush |
| CN211325787U (en) * | 2019-08-19 | 2020-08-25 | 珠海大拇指跨境电商有限公司 | Transmission structure of electric toothbrush and electric toothbrush |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI712395B (en) * | 2020-02-05 | 2020-12-11 | 大陸商嘉善萬順達電子有限公司 | Vibration structure of electrical toothbrush |
| US11730579B2 (en) | 2020-02-05 | 2023-08-22 | Jishan D-Max Electronics Co., Ltd. | Vibration structure of electrical toothbrush |
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