CN203539472U - High-frequency electric toothbrush - Google Patents

High-frequency electric toothbrush Download PDF

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Publication number
CN203539472U
CN203539472U CN201320613469.3U CN201320613469U CN203539472U CN 203539472 U CN203539472 U CN 203539472U CN 201320613469 U CN201320613469 U CN 201320613469U CN 203539472 U CN203539472 U CN 203539472U
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China
Prior art keywords
main shaft
electric toothbrush
frequency electric
flexible
main
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CN201320613469.3U
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Chinese (zh)
Inventor
李冬保
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SHENZHEN RISUNTECHNOLOGY CO Ltd
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SHENZHEN RISUNTECHNOLOGY CO Ltd
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Abstract

The utility model discloses a high-frequency electric toothbrush. The high-frequency electric toothbrush comprises a main shaft, a main shell body, a coil assembly, an elastic element and a control circuit board, wherein the main shaft is pivoted to the main shell body and can swing around the center axis of the main shaft, a toothbrush head is mounted at the front end of the main shaft, and magnets are fixed on the main shaft; the coil assembly is fixed on the main shell body, is arranged outside the magnets in a cover manner and is used for interacting with the magnets, so as to drive the main shaft to swing; the two ends of the elastic element are respectively fixed on the main shell body and the main shaft, and the elastic element is used for providing a torque which is applied to the main shaft and is opposite to the swinging direction of the main shaft when the main shaft is driven to swing by the coil assembly; the control circuit board is connected with the coil assembly through electrodes and is used for outputting high-frequency pulsed square waves to the coil assembly. According to the high-frequency electric toothbrush, when the high-frequency pulsed square waves are connected to the coil assembly, the main shaft and the toothbrush head can be together driven to generate high-frequency swing, then, continuous tooth brushing actions are completed, and teeth are cleaned thoroughly and effectively.

Description

A kind of high-frequency electric toothbrush
Technical field
This utility model electric toothbrush, relates in particular to a kind of high-frequency electric toothbrush.
Background technology
At present, what common electric toothbrush was used on the market is that d.c. motor is as power, transfer rotatablely moving of d.c. motor to reciprocating motion, or directly connect eccentric wheel and rotate, such electric toothbrush operating frequency is low, having its axostylus axostyle of some motors with swinging axle is plastics axostylus axostyle again, and its performance is not again very high, cannot effectively clean compared with the defect of the dental plaque of deep layer and dental calculus.
Utility model content
For the deficiencies in the prior art, the purpose of this utility model is to provide a kind of high-frequency electric toothbrush machine, and it can produce the high-frequency action of brushing teeth, thereby reaches better toothbrushing effect.
For achieving the above object, this utility model adopts following technical scheme:
A high-frequency electric toothbrush, comprises main shaft, main casing, coil block, flexible member and control circuit board; Described main shaft is articulated on main casing and can swings around the central shaft of main shaft, and front-end of spindle is provided with head toothbrushes, is fixed with magnet on main shaft; Described coil block is fixed on main casing and covers at outside magnet, thereby for interacting and drive spindle swing with magnet; Described flexible member one free end is fixed on main casing, and another free end is fixed on main shaft, when coil block drives spindle swing this flexible member for provide one put on main shaft and with the moment of torsion of spindle swing opposite direction; Described control circuit board is connected with coil block electrode, and it is for exporting high-frequency pulse square wave to coil block.
Further, described main casing is provided with front groove and pit, and described main shaft two ends are not articulated in front groove two ends, and front-end of spindle stretches out in outside main casing, and rear-end of spindle is inserted in pit.
Further, described main shaft also comprise one with the metal shaft of axostylus axostyle front end integrated injection molding, described head toothbrushes is installed in this metal shaft; This metal shaft has better high frequency sound wave transmission effect, and can provide this electric toothbrush higher intensity, increases the service life of electric toothbrush.
Further, the middle part of described main shaft offers vertically the two through hole of arranging, in this two through hole, be arranged with one respectively described in magnet, the two ends up and down of magnet are provided with for clamping the magnetic conduction sheet of this magnet; This structural design can make magnet firmly be fixed on electric toothbrush inside and assembling manufacturing can not occur to become flexible and be beneficial to.
Further, described main casing is also respectively equipped with front-end bearing pedestal housing and rear bearing block housing at longitudinal two ends of front groove, is separately installed with bearing in it.
Further, described main casing also comprises that one is installed in the spacing regulating part in pit, and this spacing regulating part is sheathed on the axostylus axostyle of described main shaft; The top of this rear bearing block housing offers the limit opening being disposed radially, and this spacing regulating part top convexes with the slide block matching with limit opening, and this slide block is accommodated and is limited in limit opening; Described flexible member front end is fixed on this spacing regulating part; When main shaft carries out swing in high frequency, this spacing regulating part cooperation flexible member limits the amplitude of fluctuation of main shaft jointly, to obtain better toothbrushing effect.
Further, described spacing regulating part is provided with and holds breach, and described flexible member front end holds and is fixed on this and holds indentation, there; The axostylus axostyle rear end of described main shaft is provided with runs through the support slot of end face thereafter, and described flexible member rear end is inserted and is fastened in this support slot.
Further, the axostylus axostyle rear end of described main shaft is also provided with screw thread and for by the spacing nut thereon of flexible member.
Further, described front groove comprises two side, on described main casing, be also provided with for coil block being mounted on to two fixtures of front groove two side, this two fixture is used for guaranteeing that coil block is firmly fixed at main casing, and then guarantees the integrally-built steadiness of electric toothbrush.
Further, be also provided with several spacing block sets on described main shaft, fasten respectively in the front and back end of front groove inwall, it swings in front groove for guaranteeing main shaft, prevents that it from axial displacement occurring.
Further, described flexible member is torque spring.
As mentioned above, a kind of high-frequency electric toothbrush of this utility model by being fixed with magnet on main shaft, be equipped with the coil block outside magnet, when connecting high-frequency pulse square wave to coil block, can drive main shaft to produce swing in high frequency together with head toothbrushes, and then complete the action of brushing teeth continuously, tooth is carried out thoroughly effectively cleaning.
Accompanying drawing explanation
Fig. 1 is the three-dimensional view of a kind of high-frequency electric toothbrush of this utility model;
Fig. 2 is the three-dimensional exploded view of a kind of high-frequency electric toothbrush shown in Fig. 1;
Fig. 3 is the partial enlarged drawing at A place in Fig. 2;
Fig. 4 is the cutaway view of a kind of high-frequency electric toothbrush shown in Fig. 1.
Wherein: 10, main casing; 11, front groove; 111, bearing; 113, front-end bearing pedestal housing; 114, rear bearing block housing; 1141, limit opening; 12, pit; 131, spacing regulating part; 1311, hold breach; 1312, slide block; 132, flexible member; 133, nut; 20, main shaft; 221, support slot; 23, metal shaft; 231, groove; 24, magnetic conduction sheet; 25, spacing block set; 30, magnet; 40, coil block; 41, fixture; 411, snap fit.
The specific embodiment
Below, by reference to the accompanying drawings and the specific embodiment, this utility model is described further:
Refer to Fig. 1 to Fig. 4, this utility model provides a kind of high-frequency electric toothbrush, and it comprises main shaft 20, main casing 10, coil block 40, flexible member 132 and control circuit board; Described main shaft 20 is articulated on main casing 10 and can swings around the central shaft of main shaft 20, and main shaft 20 front ends are provided with head toothbrushes (not shown), are fixed with magnet 30 on main shaft 20; Described coil block 40 is fixed on main casing 10 and covers at outside magnet 30, thereby for interacting and drive main shaft 20 to swing with magnet 30; Described flexible member 132 1 free ends are fixed on main casing 10, another free end is fixed on main shaft 20, when coil block 40 drives main shaft 20 to swing, this flexible member 132 is for providing one to put on main shaft 20 and the moment of torsion contrary with main shaft 20 swaying directions, in the present embodiment, this flexible member 132 is a torque spring; Described control circuit board is connected with coil block 40 electrodes, and it is for exporting high-frequency pulse square waves to coil block 40; This high-frequency pulse square wave energy excitation variable winding assembly 40 produces high-frequency alternating magnetic field, it acts on the magnet 30 being fixed on main shaft 20, thereby drive main shaft 20 to produce swing in high frequency, now, the flexible member 132 being connected between main shaft 20 and main casing 10 provides one to make main shaft 20 keep the elastic restoring force of equilbrium position all the time, therefore the swing of main shaft 20 is not 360 °, but swing back and forth in certain angular range, by control impuls side's wave frequency, can produce the high frequency action of brushing teeth; Preferably, when the frequency of this pulse square wave is 250Hz-330Hz, effect is best, in actual use, the action of brushing teeth under this altofrequency can produce powerful cavitation effect and the massage functions of pulse effects in bristle tips, can not only effectively clean dental surface, can also effectively clean up dental plaque and the dental calculus of teeth space depths, and gum massage, be conducive to the health of tooth.
Further, described main casing 10 is provided with front groove 11 and pit 12, and described main shaft 20 two ends are not articulated in front groove 11 two ends, and main shaft 20 front ends stretch out in outside main casing 10, and main shaft 20 rear ends are inserted in pit 12.
Described main shaft 20 also comprise one with the metal shaft 23 of axostylus axostyle front end integrated injection molding, described head toothbrushes is installed in this metal shaft 23; This metal shaft 23 has better high frequency sound wave transmission effect, and can provide this electric toothbrush higher intensity, increases the service life of electric toothbrush; Preferably, this metal shaft 23 is stainless steel shaft; More preferably, in this metal shaft 23, be also provided with groove 231, for being combined more firmly with axostylus axostyle front end.
Particularly, the middle part of described main shaft 20 offers vertically the two through hole (not indicating in figure) of arranging, in this two through hole, be arranged with one respectively described in magnet 30, the two ends up and down of magnet 30 are provided with for clamping the magnetic conduction sheet 24 of this magnet 30; This structural design can make magnet 30 firmly be fixed on electric toothbrush inside and can not become flexible, and is beneficial to assembling manufacturing; And magnetic conduction sheet 24 also can intensifier coil assembly 40 magnetic fields that produce and the interaction of magnet 30, further promote toothbrushing effect.
Further, described main casing 10 is also respectively equipped with front-end bearing pedestal housing 113 and rear bearing block housing 114 at longitudinal two ends of front groove 11, and bearing 111 is housed respectively in it, and main shaft 20 axostylus axostyle two ends are arranged in respectively in bearing 111; Particularly, being also provided with several spacing block sets 25 on main shaft 20, fastening respectively the front and back ends inwall in front groove 11, can not there is axial displacement for guaranteeing main shaft 20 when the interior swing of front groove 11 in it.
Further, described main casing 10 also comprises that one is installed in the spacing regulating part 131 in pit 12, and this spacing regulating part 131 is sheathed on the axostylus axostyle rear end of described main shaft 20; The top of described rear bearing block housing 114 offers the limit opening 1141 being disposed radially, and these spacing regulating part 131 tops convex with the slide block 1312 matching with limit opening 1141, and this slide block 1312 is accommodated and is limited in limit opening 1141; Described flexible member 132 front ends are fixed on this spacing regulating part 131; When main shaft 20 carries out swing in high frequency, this spacing regulating part 131 coordinates the amplitude of fluctuation of the common restriction main shaft 20 of flexible member 132, the swing of head toothbrushes is controlled in certain angle, to obtain better toothbrushing effect.
Further, described spacing regulating part 131 is provided with and holds breach 1311, and described flexible member 132 front ends hold and are fixed on this and hold breach 1311 places; Described axostylus axostyle is provided with and runs through the support slot 221 of end face thereafter, described flexible member 132 rear ends are inserted and are fastened in this support slot 221, thereby, when main shaft 20 carries out swing in high frequency, flexible member 132 can provide a resilience force contrary with swaying direction, and this design can make to brush teeth and move the torsion of spring-go position once.
Further, described axostylus axostyle is also provided with screw thread and for by the spacing nut 133 thereon of flexible member 132; Preferably, this nut 133 on being fixed on described rear bearing 22 after, be also coated with that to spread gel loosening to prevent it.
Further, described front groove 11 comprises two side (not indicating in figure), on described main casing 10, be also provided with for coil block 40 being mounted on to two fixtures 41 of front groove 11 two sides, this two fixture 41 is firmly fixed at main casing 10 for guaranteeing coil block 40, and then guarantees the integrally-built steadiness of electric toothbrush.
Be worth mentioning, in the present embodiment, described coil block 40 is with the diapire of main casing 10, with front-end bearing pedestal housing 113, all fixed with screw with rear bearing block housing 114, separately, described fixture 41 is also fixed with screw from coil block 40 both sides, and each fixture 41 lower end is equipped with some snap fits 411, with it ordinatedly, described front groove 11 two sides are provided with some draw-in groove (not shown), during assembling, snap fit 411 is snapped in these draw-in grooves, thereby a kind of high-frequency electric toothbrush of this utility model possesses splendid stability in overall structure.
In sum, a kind of high-frequency electric toothbrush of this utility model by being fixed with magnet 30 on main shaft 20, be equipped with the coil block 40 outside magnet 30, when connecting high-frequency pulse square wave to coil block 40, can drive main shaft 20 to produce swing in high frequency together with head toothbrushes, and then complete the action of brushing teeth continuously, tooth is carried out thoroughly effectively cleaning.
To one skilled in the art, can make other various corresponding changes and deformation according to technical scheme described above and design, and within these all changes and deformation all should belong to the protection domain of this utility model claim.

Claims (10)

1. a high-frequency electric toothbrush, is characterized in that: comprise main shaft, main casing, coil block, flexible member and control circuit board; Described main shaft is articulated on main casing and can swings around the central shaft of main shaft, and front-end of spindle is provided with head toothbrushes, is fixed with magnet on main shaft; Described coil block is fixed on main casing and covers at outside magnet, thereby for interacting and drive spindle swing with magnet; Described flexible member one free end is fixed on main casing, and another free end is fixed on main shaft, when coil block drives spindle swing this flexible member for provide one put on main shaft and with the moment of torsion of spindle swing opposite direction; Described control circuit board is connected with coil block electrode, and it is for exporting high-frequency pulse square wave to coil block.
2. a kind of high-frequency electric toothbrush as claimed in claim 1, is characterized in that: described main casing is provided with front groove and pit, and described main shaft two ends are not articulated in front groove two ends, and front-end of spindle stretches out in outside main casing, and rear-end of spindle is inserted in pit.
3. a kind of high-frequency electric toothbrush as claimed in claim 1, is characterized in that: described main shaft also comprise one with the metal shaft of axostylus axostyle front end integrated injection molding, described head toothbrushes is installed in this metal shaft.
4. a kind of high-frequency electric toothbrush as claimed in claim 1, it is characterized in that: the middle part of described main shaft offers the two through hole of arranging vertically, magnet described in being arranged with one respectively in this two through hole, the two ends up and down of magnet are provided with for clamping the magnetic conduction sheet of this magnet.
5. a kind of high-frequency electric toothbrush as claimed in claim 2, is characterized in that: described main casing is also respectively equipped with front-end bearing pedestal housing and rear bearing block housing at longitudinal two ends of front groove, and its inside is separately installed with bearing.
6. a kind of high-frequency electric toothbrush as claimed in claim 5, is characterized in that: described main casing also comprises that one is installed in the spacing regulating part in pit, and this spacing regulating part is sheathed on the axostylus axostyle rear end of described main shaft; The top of this rear bearing block housing offers the limit opening being disposed radially, and this spacing regulating part top convexes with the slide block matching with limit opening, and this slide block is accommodated and is limited in limit opening; Described flexible member front end is fixed on this spacing regulating part.
7. a kind of high-frequency electric toothbrush as claimed in claim 6, is characterized in that: described spacing regulating part is provided with and holds breach, and described flexible member front end holds and is fixed on this and holds indentation, there; Axostylus axostyle rear end is provided with runs through the support slot of end face thereafter, and described flexible member rear end is inserted and is fastened in this support slot.
8. a kind of high-frequency electric toothbrush as claimed in claim 7, is characterized in that: the axostylus axostyle rear end of described main shaft is also provided with screw thread and for by the spacing nut thereon of flexible member.
9. a kind of high-frequency electric toothbrush as claimed in claim 2, is characterized in that: on described main shaft, be also provided with several spacing block sets, fasten respectively in the front and back end of front groove inwall.
10. a kind of high-frequency electric toothbrush as claimed in claim 1, is characterized in that: described flexible member is torque spring.
CN201320613469.3U 2013-09-29 2013-09-29 High-frequency electric toothbrush Active CN203539472U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201320613469.3U CN203539472U (en) 2013-09-29 2013-09-29 High-frequency electric toothbrush

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201320613469.3U CN203539472U (en) 2013-09-29 2013-09-29 High-frequency electric toothbrush

Publications (1)

Publication Number Publication Date
CN203539472U true CN203539472U (en) 2014-04-16

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201320613469.3U Active CN203539472U (en) 2013-09-29 2013-09-29 High-frequency electric toothbrush

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CN (1) CN203539472U (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105997288A (en) * 2016-04-29 2016-10-12 上海携福电器有限公司 Driving device for high-speed reciprocating rotation of electric tooth cleaning instrument
CN106236305A (en) * 2016-09-08 2016-12-21 吴晓旺 A kind of electric toothbrush
WO2018000448A1 (en) * 2016-06-30 2018-01-04 上海携福电器有限公司 Fixing structure for use in driver apparatus of electric cleaning appliance

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105997288A (en) * 2016-04-29 2016-10-12 上海携福电器有限公司 Driving device for high-speed reciprocating rotation of electric tooth cleaning instrument
CN105997288B (en) * 2016-04-29 2018-06-01 上海携福电器有限公司 For the driving device of electric tooth cleaner high speed reciprocating rotary
WO2018000448A1 (en) * 2016-06-30 2018-01-04 上海携福电器有限公司 Fixing structure for use in driver apparatus of electric cleaning appliance
US10786338B2 (en) 2016-06-30 2020-09-29 Shanghai Shift Electrics Co., Ltd. Fixing structure for use in driver apparatus of electric cleaning appliance
CN106236305A (en) * 2016-09-08 2016-12-21 吴晓旺 A kind of electric toothbrush
CN106236305B (en) * 2016-09-08 2018-05-25 吴晓旺 A kind of electric toothbrush

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