CN106602833A - High-frequency vibration motor of electric toothbrush - Google Patents
High-frequency vibration motor of electric toothbrush Download PDFInfo
- Publication number
- CN106602833A CN106602833A CN201610736970.7A CN201610736970A CN106602833A CN 106602833 A CN106602833 A CN 106602833A CN 201610736970 A CN201610736970 A CN 201610736970A CN 106602833 A CN106602833 A CN 106602833A
- Authority
- CN
- China
- Prior art keywords
- combination
- plastic cement
- plastic
- electric toothbrush
- rubber bracket
- 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.)
- Pending
Links
- 239000004033 plastic Substances 0.000 claims abstract description 85
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical group [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims abstract description 23
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 14
- 239000010959 steel Substances 0.000 claims abstract description 14
- 239000004568 cement Substances 0.000 claims description 42
- 239000012634 fragment Substances 0.000 claims description 19
- 229910052751 metal Inorganic materials 0.000 claims description 13
- 239000002184 metal Substances 0.000 claims description 13
- 150000002739 metals Chemical class 0.000 claims description 13
- 239000000203 mixture Substances 0.000 claims description 5
- 239000003292 glue Substances 0.000 claims description 3
- 230000008901 benefit Effects 0.000 abstract description 6
- 230000005674 electromagnetic induction Effects 0.000 abstract description 6
- 230000032683 aging Effects 0.000 abstract description 4
- 238000005516 engineering process Methods 0.000 abstract description 4
- 238000004519 manufacturing process Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 description 6
- 238000004804 winding Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 238000005265 energy consumption Methods 0.000 description 2
- 238000001746 injection moulding Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000010355 oscillation Effects 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005457 optimization Methods 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
- H02K33/02—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with armatures moved one way by energisation of a single coil system and returned by mechanical force, e.g. by springs
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02K—DYNAMO-ELECTRIC MACHINES
- H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
- H02K33/18—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system with coil systems moving upon intermittent or reversed energisation thereof by interaction with a fixed field system, e.g. permanent magnets
Landscapes
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Reciprocating, Oscillating Or Vibrating Motors (AREA)
- Apparatuses For Generation Of Mechanical Vibrations (AREA)
- Brushes (AREA)
Abstract
The invention relates to a high-frequency vibration motor of an electric toothbrush, belongs to the technical field of motor equipment, and solves the problem that a present high-frequency vibration motor of the electric toothbrush is likely to aging caused by fatigue during high-frequency reciprocating vibration. The motor comprise an electromagnetic induction combination, a stator combination, an upper plastic cover, a lower plastic cover and a reset structure; the electromagnetic induction combination, the stator combination and the reset structure are arranged in a casing formed by the upper plastic cover and the lower plastic cover; the electromagnetic induction combination comprise an iron core, a coil holder and an inductor, the iron core is connected with the inductor, and the coil holder is arranged on the iron core; and the stator assembly comprises a plastic support, magnetic steel, a hardware shaft and bearings, the hardware shaft is arranged at one end of the plastic support, magnetic steel is fixed at the two sides of the plastic support, the two ends of the plastic support are fixed on the bearings respectively, the reset structure is arranged on the stator combination, and the stator combination is arranged in the electromagnetic induction combination. The high-frequency vibration motor of the electric toothbrush has the advantages of fewer components, simple processing technology, easy manufacture and low cost.
Description
Technical field
The invention belongs to motor device technical field, specifically a kind of high-frequency vibration motor for electric toothbrush.
Background technology
High-frequency vibration motor for electric toothbrush is developed using Traditional DC motor, and by control the electric current of winding is passed through
Direction so that N poles Magnet and S poles Magnet deflect and drive iron core reciprocating rotation, what drive was connected with rotating shaft
Spring is back and forth reversed and produces torsional deflection, and existing like product application rod spring is back and forth reversed and produces torsional deflection reflex
Position, its method is easy to fatigue aging when high-frequency reciprocating vibrates, and its structure design is also complicated nearly all more than 15 kinds of parts, and zero
Part cooperation is also easy to produce resonance causes noise big, assembly technology complexity high cost.
The content of the invention
The present invention is easy to fatigue aging to solve existing high-frequency vibration motor for electric toothbrush when high-frequency reciprocating vibrates,
Its structure design is also complicated nearly all more than 15 kinds of parts, and parts cooperation is also easy to produce resonance causes noise big, assembly technology
A kind of problem of complicated high cost, there is provided high-frequency vibration motor for electric toothbrush.
The present invention takes technical scheme below：A kind of high-frequency vibration motor for electric toothbrush, including electromagnetism sense combination, stator pack
Close, lid, plastic cement lower cover and resetting structure on plastic cement, electromagnetism sense combination, stator combination and resetting structure be arranged on plastic cement cover with
And described electromagnetism sense combination includes iron core, coil holder and inductance, iron core and inductance connection, iron core in the housing of plastic cement lower cover composition
Coil holder is provided with, described stator combination includes plastic rubber bracket, magnet steel, five metals axle and bearing, and plastic rubber bracket one end is provided with five metals
Axle, plastic rubber bracket both sides are respectively fixed with magnet steel, and plastic rubber bracket two ends are fixed on bearing, and stator combination is provided with reset knot
Structure, stator combination is arranged in electromagnetism sense combination.
Described resetting structure includes being arranged on the back-moving spring for being symmetricly set on plastic rubber bracket one end both sides, plastic rubber bracket
End is symmetrically arranged on two with a pair of back-moving spring grooves, and back-moving spring, back-moving spring top and plastic cement are provided with back-moving spring groove
Upper lid is fixed.
Described resetting structure includes being poured with plastic rubber bracket the playback shell fragment being integrated, and the playback shell fragment other end is enclosed in
In plastic cement lower cover.
Described resetting structure includes pouring the T-shaped shell fragment being integrated with one end of plastic rubber bracket, and T-shaped shell fragment one end is clipped in
Cover on plastic cement with the middle of plastic cement lower cover, the other end of plastic rubber bracket is fixed with plastic cement fixed seat.
The deflection angle of described stator combination is ± 5 °.
Compared with prior art, the invention has the advantages that：
Stage clip structure design can break through existing like product working in reciprocating mode and swing little problem, and chip architecture of the spring improves bullet
It is aging that the anti-surrender of the reciprocal torsional deflection of spring is difficult by force tired anti-labor, coordinates bristle structure to do in the resonance of controlled motor main body
Gravitational equilibrium is designed, and size is closed fit system and is discussed in detail, and technique part has just used integrated construction its whole parts to exist
Within ten kinds, number of elements is few, processing technique is simple, easily fabricated, low cost advantage.
Magnet steel and the magnetic field center of electromagnetism sense are redesigned in electric property optimizes air-gap field lifting magnetic flux
Amount, has carried out the volume that integrated optimization reduces motor in parts design.
The back-moving spring of motor working in reciprocating mode is improved and optimizated, letter has been carried out in integrated component manufacturing process
Change, combined using the technique of suitable popularization, simplify installation step.
Description of the drawings
Fig. 1 is the structural representation of embodiment 1；
Fig. 2 is resetting structure schematic diagram in embodiment 1；
Fig. 3 is the structural representation in embodiment 1 after resetting structure assembling；
Fig. 4 is the structural representation of embodiment 2；
Fig. 5 is resetting structure schematic diagram in embodiment 2；
Fig. 6 is the structural representation in embodiment 2 after resetting structure assembling；
Fig. 7 is the structural representation of embodiment 3；
1- screws in figure, cover, 3- magnet steel, A4- back-moving springs on 2- plastic cement, B4-1- playback shell fragments, 5- plastic rubber brackets, 5-
1- five metals axles, 6- bearings, 7- inductance, 7-1- iron cores, 7-2- coil holders, 8- plastic cement lower covers, 9- plastic cement fixed seats, 10-T type shell fragments.
Specific embodiment
To make the technical problem to be solved in the present invention, technical scheme and advantage clearer, below in conjunction with accompanying drawing and tool
Body embodiment is described in detail.
Embodiment 1：
As shown in Figure 1, 2, 3, a kind of sense combination of high-frequency vibration motor for electric toothbrush, including electromagnetism, stator combination, on plastic cement
Lid 2, plastic cement lower cover 8 and resetting structure, electromagnetism sense combination, stator combination and resetting structure are arranged on lid 2 and plastic cement on plastic cement
In the housing of the composition of lower cover 8, described electromagnetism sense combination includes iron core 7-1, coil holder 7-2 and inductance 7, and iron core 7-1 connects with inductance 7
Connect, iron core 7-1 is provided with coil holder 7-2, described stator combination includes plastic rubber bracket 5, magnet steel 3, five metals axle 5-1 and bearing 6, modeling
The one end of glue support 5 is provided with five metals axle 5-1, and the both sides of plastic rubber bracket 5 are respectively fixed with magnet steel 3, and the two ends of plastic rubber bracket 5 are fixed on bearing
On 6, stator combination is provided with resetting structure, and stator combination is arranged in electromagnetism sense combination.
Described resetting structure includes being arranged on the back-moving spring A4 for being symmetricly set on plastic rubber bracket one end both sides, plastic cement
Frame end portion is symmetrically arranged on two with a pair of back-moving spring grooves, and back-moving spring A4, back-moving spring A4 tops are provided with back-moving spring groove
Fix with lid on plastic cement.
The deflection angle of stator combination is ± 5 °.
Five metals axle 5-1 is cast in by integrator in plastic rubber bracket 5 by mold injection molding, is loaded in plastic rubber bracket 5
Restoring spring 4, two ends respectively load bearing 6, form rotor motion and reset by loading at plastic cement lower cover 8C points, rotating shaft it is defeated
Go out between end and bonnet and connected by back-moving spring, motor produces power drive rotating shaft reciprocating rotation, what drive was connected with rotating shaft
Back-moving spring back and forth pushes resilience, when resonant frequency of the reciprocating frequency of motor generation close to or up stage clip, resets
Spring twisting vibration amplitude is up to maximum, so that the amplitude of fluctuation of motor reaches maximum, due to by motor reluctance force itself
Impact, the Oscillation Amplitude for making whole system reaches a poised state, and back-moving spring and motor produce motion in this equilibrium condition.
Operation principle is repelled each other principle of opposite sex attraction according to the same sex of electromagnetic induction and Magnet, and by control winding is passed through
Sense of current, makes N poles Magnet and S poles Magnet deflect and drives the reciprocal 5 degree of rotations of iron core, so as to drive center to turn
Axle moves back and forth 5 degree of high-frequency resonance, and because iron core rotational angle is big, frequency of vibration is high, therefore is tied by back-moving spring
Structure can effectively increase the service life, and frequency of vibration is stable, energy consumption is low, number of elements is few, processing technique is simple, be easy to system
Make, low cost, long service life.Advantage.
Embodiment 2：
As shown in Figure 4,5, 6, a kind of sense combination of high-frequency vibration motor for electric toothbrush, including electromagnetism, stator combination, on plastic cement
Lid 2, plastic cement lower cover 8 and resetting structure, electromagnetism sense combination, stator combination and resetting structure are arranged on lid 2 and plastic cement on plastic cement
In the housing of the composition of lower cover 8, described electromagnetism sense combination includes iron core 7-1, coil holder 7-2 and inductance 7, and iron core 7-1 connects with inductance 7
Connect, iron core 7-1 is provided with coil holder 7-2, described stator combination includes plastic rubber bracket 5, magnet steel 3, five metals axle 5-1 and bearing 6, modeling
The one end of glue support 5 is provided with five metals axle 5-1, and the both sides of plastic rubber bracket 5 are respectively fixed with magnet steel 3, and the two ends of plastic rubber bracket 5 are fixed on bearing
On 6, stator combination is provided with resetting structure, and stator combination is arranged in electromagnetism sense combination.
Described resetting structure includes being poured with plastic rubber bracket the playback shell fragment B4-1 being integrated, and shell fragment B4-1 is another for playback
End is enclosed in plastic cement lower cover.
The deflection angle of stator combination is ± 5 °.
Playback shell fragment B4-1 and five metals axle 5-1 is cast in by integrator in plastic rubber bracket 5 by mold injection molding,
The two ends of plastic rubber bracket 5 respectively load bearing 6, form rotor motion and reset, the outfan of rotating shaft by loading at plastic cement lower cover
It is connected by the shell fragment B4-1 that playbacks between bonnet, motor produces power drive rotating shaft reciprocating rotation, what drive was connected with rotating shaft
Playback shell fragment B4-1 is back and forth reversed and is produced torsional deflection, when motor produces reciprocating frequency close to or up playback shell fragment
During the torsional resonance frequency of B4-1, playback shell fragment B4-1 twisting vibration amplitudes are up to maximum, so that the amplitude of fluctuation of motor
Maximum is reached, due to being affected by motor reluctance force itself, the Oscillation Amplitude for making whole system reaches a poised state, and playback bullet
Piece B4-1 and motor produce motion in this equilibrium condition, solve and are skidded caused by the rod institute that current like product is adopted.
Operation principle is repelled each other principle of opposite sex attraction according to the same sex of electromagnetic induction and Magnet, and by control winding is passed through
Sense of current, makes N poles Magnet and S poles Magnet deflect and drives the positive and negative 5 degree of rotations of iron core, so as to drive center to turn
Axle moves back and forth 5 degree of high-frequency resonance resonance, and because iron core rotational angle is big, frequency of vibration is high, therefore reseting shrapnel is tied
Structure can effectively increase the service life, and frequency of vibration is stable, energy consumption is low, number of elements is few, processing technique is simple, be easy to system
Make, low cost, long service life.Advantage.
Embodiment 3：
As shown in fig. 7, a kind of high-frequency vibration motor for electric toothbrush, including electromagnetism sense combination, stator combination, lid 2 on plastic cement,
Plastic cement lower cover 8 and resetting structure, electromagnetism sense combination, stator combination and resetting structure are arranged on lid 2 and plastic cement lower cover 8 on plastic cement
In the housing of composition, described electromagnetism sense combination includes iron core 7-1, coil holder 7-2 and inductance 7, and iron core 7-1 is connected with inductance 7, ferrum
Core 7-1 is provided with coil holder 7-2, and described stator combination includes plastic rubber bracket 5, magnet steel 3, five metals axle 5-1 and bearing 6, plastic cement
The one end of frame 5 is provided with five metals axle 5-1, and the both sides of plastic rubber bracket 5 are respectively fixed with magnet steel 3, and the two ends of plastic rubber bracket 5 are fixed on bearing 6,
Stator combination is provided with resetting structure, and stator combination is arranged in electromagnetism sense combination.
Described resetting structure includes pouring the T-shaped shell fragment 10 being integrated with one end of plastic rubber bracket, the one end of T-shaped shell fragment 10
It is clipped on plastic cement and covers with the middle of plastic cement lower cover, the other end of plastic rubber bracket is fixed with plastic cement fixed seat 9.
The deflection angle of stator combination is ± 5 °.
The above is the preferred embodiment of the present invention, it is noted that for those skilled in the art
For, on the premise of without departing from principle of the present invention, some improvements and modifications can also be made, these improvements and modifications
Should be regarded as protection scope of the present invention.
Claims (5)
1. a kind of high-frequency vibration motor for electric toothbrush, it is characterised in that：Including lid, modeling on electromagnetism sense combination, stator combination, plastic cement
Glue lower cover and resetting structure, electromagnetism sense combination, stator combination and resetting structure are arranged on lid and plastic cement lower cover composition on plastic cement
Housing in, described electromagnetism sense combination includes iron core, coil holder and inductance, iron core and inductance connection, and iron core is provided with coil holder, institute
The stator combination stated includes plastic rubber bracket, magnet steel, five metals axle and bearing, and plastic rubber bracket one end is provided with five metals axle, plastic rubber bracket two
Side is respectively fixed with magnet steel, and plastic rubber bracket two ends are fixed on bearing, and stator combination is provided with resetting structure, and stator combination is arranged
In electromagnetism sense combination.
2. high-frequency vibration motor for electric toothbrush according to claim 1, it is characterised in that：Described resetting structure includes setting
Put in the back-moving spring for being symmetricly set on plastic rubber bracket one end both sides, plastic rubber bracket end is symmetrically arranged on two with a pair of reset bullets
Spring groove, is provided with back-moving spring in back-moving spring groove, back-moving spring top is fixed with lid on plastic cement.
3. high-frequency vibration motor for electric toothbrush according to claim 1, it is characterised in that：Described resetting structure include with
Plastic rubber bracket pours the playback shell fragment being integrated, and the playback shell fragment other end is enclosed in plastic cement lower cover.
4. high-frequency vibration motor for electric toothbrush according to claim 1, it is characterised in that：Described resetting structure include with
One end of plastic rubber bracket pours the T-shaped shell fragment being integrated, and T-shaped shell fragment one end is clipped on plastic cement in the middle of lid and plastic cement lower cover, plastic cement
The other end of support is fixed with plastic cement fixed seat.
5. the high-frequency vibration motor for electric toothbrush according to Claims 2 or 3 or 4, it is characterised in that：The deflection of stator combination
Angle is ± 5 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610736970.7A CN106602833A (en) | 2016-08-26 | 2016-08-26 | High-frequency vibration motor of electric toothbrush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610736970.7A CN106602833A (en) | 2016-08-26 | 2016-08-26 | High-frequency vibration motor of electric toothbrush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106602833A true CN106602833A (en) | 2017-04-26 |
Family
ID=58555870
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610736970.7A Pending CN106602833A (en) | 2016-08-26 | 2016-08-26 | High-frequency vibration motor of electric toothbrush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106602833A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110323914A (en) * | 2019-07-25 | 2019-10-11 | 珠海三吉士健康科技有限公司 | A kind of brushless vibrating dynamo |
| CN112713735A (en) * | 2020-05-22 | 2021-04-27 | 深圳市力博得科技有限公司 | Automatic assembly method and automatic assembly system of simple bearingless motor |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB838564A (en) * | 1957-12-31 | 1960-06-22 | Aesup Of Vaduz | Improvements in and relating to an electrically controlled tooth-brush |
| JPH09252842A (en) * | 1996-03-18 | 1997-09-30 | Chuzan Chin | Electric toothbrush |
| CN1756054A (en) * | 2004-09-30 | 2006-04-05 | 马渊马达株式会社 | Resonance drive actuator |
| CN201966781U (en) * | 2011-03-30 | 2011-09-07 | 深圳瑞圣特电子科技有限公司 | High-frequency electric toothbrush motor |
| CN203387324U (en) * | 2013-07-18 | 2014-01-08 | 余祖彪 | Sound-wave motor |
| CN103762817A (en) * | 2013-12-16 | 2014-04-30 | 宁波赛嘉电机有限公司 | Reciprocating dither motor |
-
2016
- 2016-08-26 CN CN201610736970.7A patent/CN106602833A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB838564A (en) * | 1957-12-31 | 1960-06-22 | Aesup Of Vaduz | Improvements in and relating to an electrically controlled tooth-brush |
| JPH09252842A (en) * | 1996-03-18 | 1997-09-30 | Chuzan Chin | Electric toothbrush |
| CN1756054A (en) * | 2004-09-30 | 2006-04-05 | 马渊马达株式会社 | Resonance drive actuator |
| CN201966781U (en) * | 2011-03-30 | 2011-09-07 | 深圳瑞圣特电子科技有限公司 | High-frequency electric toothbrush motor |
| CN203387324U (en) * | 2013-07-18 | 2014-01-08 | 余祖彪 | Sound-wave motor |
| CN103762817A (en) * | 2013-12-16 | 2014-04-30 | 宁波赛嘉电机有限公司 | Reciprocating dither motor |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110323914A (en) * | 2019-07-25 | 2019-10-11 | 珠海三吉士健康科技有限公司 | A kind of brushless vibrating dynamo |
| CN112713735A (en) * | 2020-05-22 | 2021-04-27 | 深圳市力博得科技有限公司 | Automatic assembly method and automatic assembly system of simple bearingless motor |
| CN112713735B (en) * | 2020-05-22 | 2022-08-12 | 东莞市力博得电子科技有限公司 | Automatic assembly method and automatic assembly system of simple bearingless motor |
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| PB01 | Publication | ||
| PB01 | Publication | ||
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Application publication date: 20170426 |