CN208492357U - A kind of electric toothbrush - Google Patents
A kind of electric toothbrush Download PDFInfo
- Publication number
- CN208492357U CN208492357U CN201820257463.XU CN201820257463U CN208492357U CN 208492357 U CN208492357 U CN 208492357U CN 201820257463 U CN201820257463 U CN 201820257463U CN 208492357 U CN208492357 U CN 208492357U
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- switch
- main body
- actuator
- support
- circuit board
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Abstract
The utility model discloses a kind of electric toothbrushes, belong to daily necessities field.The electric toothbrush includes: shell, actuator, brush head, support shaft.Driving main body is set in shell by support shaft, and can be rotated around support shaft.The control circuit board for being arranged inside housings, and being electrically connected with driving main body；The first switch for controlling actuator opening and closing is provided in control circuit board；Second switch is additionally provided in control circuit board, second switch and the end of driving main body are oppositely arranged.It contacts, continues to rotate until control circuit board makes the output of actuator weaken or stop when the folding condition of second switch is changed with second switch when the end of driving main body is turned to.The utility model passes through the rotation by driving main body around support shaft, the end of driving main body when pressure is excessive at brush head is set to change the folding condition of second switch, the output of actuator is set to weaken or stop, during avoiding user of toothbrushing, the firmly excessive damage to tooth or gum.
Description
Technical field
The utility model relates to daily necessities field, in particular to a kind of electric toothbrush.
Background technique
Electric toothbrush mainly passes through high-frequency vibration brush head and toothpaste is resolved into subtle foam, deeply cleans teeth space.To electronic
The control of the toothbrushing force of toothbrush is particularly significant, if pressure is too small, is easy to cause that clean rate is low, effect is poor, if pressure is too big
Easy damaged gum.Therefore, it is necessary to provide a kind of electric toothbrush with pressure overload protection.
The relevant technologies provide such a electric toothbrush, comprising: the shell that plays a supportive role, setting are intracorporal in the shell
Shell one end and the brush head with the driving device assembly connection is arranged in driving device, and support shaft is provided in shell, driving
Device is assemblied in shell by support shaft, and driving device and brush head are formed using support shaft as the lever construction of fulcrum,
Be provided on shell because brush head by force difference make driving device around the rotational angle of support shaft it is different due to the different biography of detected value
Sensor.When brush head is applied different pressures, driving device will generate different rotational angles around support shaft, generate sensor
Different detected values goes to judge pressure size suffered by brush head by the size of the detected value.
The existing technology has at least the following problems for designer's discovery:
The electric toothbrush that the prior art provides is only capable of judging pressure size suffered by brush head, can not make when pressure is excessive
Stress reaction may cross macrolesion gum in user's use process because of pressure.
Utility model content
The utility model embodiment provides a kind of electric toothbrush, can solve above-mentioned technical problem.Specific technical solution is such as
Under:
A kind of electric toothbrush, comprising: shell, actuator, brush head, support shaft；
The actuator includes: the drive shaft for driving main body, connecting with the driving body front end；
The driving main body is set in the shell by the support shaft, and can be rotated around the support shaft；
The drive shaft is located at the hull outside and connect with the brush head；
The electric toothbrush further include: the control for being arranged in the enclosure interior, and being electrically connected with the driving main body
Circuit board；
First switch is provided in the control circuit board, the first switch passes through the control circuit board and the drive
Moving part is electrically connected, to control the switch of the actuator；
Second switch is additionally provided in the control circuit board, the second switch is opposite with the driving end of main body
Setting；
It contacts, continues to rotate until the second switch with the second switch when the end of the driving main body is turned to
Folding condition when being changed, the control circuit board makes the output of the actuator weaken or stop.
In a kind of possible design, the actuator is acoustic wave vibrations motor.
In a kind of possible design, the electric toothbrush further include: by the hinged first support of the support shaft with
Second support；
The first support rotates in the shell around the support shaft, and the driving main body is fixed on described first
On frame, the drive shaft passes through the first support and connect with the brush head；
The second support is fixed in the shell, for driving the end of main body described in support.
In a kind of possible design, the driving main body is fixed by welding in the first support.
In a kind of possible design, the microcontroller being electrically connected with the actuator is provided in the control circuit board
Unit, for making the output of the actuator weaken or stop in the folding condition change of the second switch.
In a kind of possible design, alarm unit is electrically connected in the control circuit board；
When the second switch folding condition changes, the control circuit board controls the alarm unit and issues alarm signal
Number.
In a kind of possible design, the alarm unit is buzzer or signal lamp.
In a kind of possible design, the first switch, the second switch are touch-switch.
In a kind of possible design, the actuator further include: the feeler lever of the driving body ends is set；
The feeler lever is oppositely arranged with the second switch.
In a kind of possible design, the surface of the feeler lever has elastic layer；
The elastic layer is contacted with the second switch.
Technical solution provided by the embodiment of the utility model has the benefit that
Electric toothbrush provided by the embodiment of the utility model makes to press at brush head by driving main body around the rotation of support shaft
It drives the end of main body that can change the folding condition of second switch when power is excessive, the output of actuator is made to weaken or stop.Such as
This setting, during avoiding user of toothbrushing, the firmly excessive damage to tooth or gum.
Detailed description of the invention
It, below will be to required in embodiment description in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing to be used is briefly described, it should be apparent that, the accompanying drawings in the following description is only some realities of the utility model
Example is applied, it for those of ordinary skill in the art, without creative efforts, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 is the structural schematic diagram of the electric toothbrush of display electric toothbrush appearance provided by the embodiment of the utility model；
Fig. 2 is the structural representation of the electric toothbrush of display electric toothbrush internal structure provided by the embodiment of the utility model
Figure；
Fig. 3 is the structural schematic diagram of actuator in electric toothbrush provided by the embodiment of the utility model.
Appended drawing reference respectively indicates:
1- shell,
2- actuator,
201- drives main body,
202- drive shaft,
203- feeler lever,
3- brush head,
4- support shaft,
5- control circuit board,
6- first switch,
7- second switch,
8- first support,
9- second support.
Specific embodiment
Unless otherwise defined, all technical terms used in the utility model embodiment all have and those skilled in the art
Normally understood identical meaning.To keep the purpose of this utility model, technical solution and advantage clearer, below in conjunction with attached
Figure is described in further detail the utility model embodiment.
The utility model embodiment provides a kind of electric toothbrush, as shown in attached drawing 1, attached drawing 2, attached drawing 3, the electric toothbrush
It include: shell 1, actuator 2, brush head 3, support shaft 4.Actuator 2 includes: that driving main body 201 and driving 201 front end of main body connect
The drive shaft 202 connect；Driving main body 201 is set in shell 1 by support shaft 4, and can be rotated around support shaft 4, drive shaft 202
It connect positioned at 1 outside of shell and with brush head 3.
The electric toothbrush further include: the control circuit board for being arranged inside shell 1, and being electrically connected with driving main body 201
5.First switch 6 is provided in control circuit board 5, first switch 6 is electrically connected by control circuit board 5 and actuator 2, with control
The switch of actuator 2 processed.
Second switch 7 is additionally provided in control circuit board 5, second switch 7 and the end of driving main body 201 are oppositely arranged；
It contacts, continues to rotate up to second switch 7 with second switch 7 when the end of the driving main body 201 is turned to
When folding condition is changed, control circuit board 5 makes the output of actuator 2 weaken or stop.
The working principle of electric toothbrush provided by the embodiment of the utility model is illustrated below:
It should be noted that the front end of driving main body 201 is right end on the basis of attached drawing 1 and attached direction shown in Fig. 2,
End is left end.
Electric toothbrush provided by the embodiment of the utility model is in use, hand-held shell 1, brush head 3 and teeth contact.Setting
5 first switch 6 can control the switch of actuator 2 in control circuit board, beat actuator 2 by operating first switch 6
When opening, driving brush 3 is vibrated to provide power, is brushed teeth.After brushing teeth, close actuator 2 by operating first switch 6
It closes, brush head 3 stops vibration.
Driving main body 201 can be rotated around support shaft 4, that is, driving main body 201, drive shaft 202, brush head 3 are constituted with support shaft
4 be the lever construction of fulcrum.When brushing teeth, when brush head 3 and interdental pressure are excessive, brush head 3 is under pressure around support
Axis 4 rotates, and makes that main body 201 is driven to be rotated.Since second switch 7 and the end of driving main body 201 are oppositely arranged, brush head 3
Rotation under pressure makes that main body 201 is driven to rotate, when driving main body 201 turns to predeterminated position, thus it is possible to vary second
The folding condition (for example, closed type disconnects, open type closure) of switch 7.When 7 folding condition of second switch changes, control circuit
Plate 5 makes the output of actuator 2 weaken or stop, and avoids during brushing teeth that pressure is excessive at brush head 3 causes to damage to tooth or gum
Evil.Illustratively, when pressure is excessive at brush head 3, control circuit board 5 weakens the output of actuator 2, at this point, brush head 3 slowly shakes
It is dynamic, meet pressure it is smaller when fast vibration, the requirement for cleaning slowly vibrated when pressure is larger keeps electric toothbrush applied widely.
As it can be seen that electric toothbrush provided by the embodiment of the utility model makes by driving main body 201 around the rotation of support shaft 4
The end of driving main body 201 can change the folding condition of second switch 7 when pressure is excessive at brush head 3, make the output of actuator 2
Weaken or stops.So set, during avoiding user of toothbrushing, the firmly excessive damage to tooth or gum.
Wherein, first switch 6 and second switch 7 are arranged in control circuit board 5, and are electrically connected with control circuit board 5
It connects, so that first switch 6 and the folding information of second switch 7 can be received by control circuit board 5, and then controls actuator 2 respectively
Switch and control actuator 2 output size.
In the embodiment of the present invention, when second switch 7 is open type, it is in contact with it when driving ontology 201 turns to, makes it
When closure, control circuit board 5 can receive the closure signal of second switch 7, and the output of actuator 2 is made to weaken or stop.When
When second switch 7 is closed type, it is in contact with it when driving ontology 201 turns to, when making its disconnection, control circuit board 5 be can receive
To the cut-off signal of second switch 7, and the output of actuator 2 is made to weaken or stop.By different circuit connection situation and
The control exported to actuator 2 can be achieved in different pre-set programs, two kinds of situations.
In the utility model embodiment, power is provided for the vibration of brush head 3 by actuator 2, illustratively, actuator 2 is
Acoustic wave vibrations motor.
Select acoustic wave vibrations motor to be used as actuator 2, the movement of drive shaft 202 be it is of reciprocating vibration, brush head 3 is connected directly between
Vibration when brushing teeth can be realized in drive shaft 202, keep the structure of electric toothbrush simpler.And the operating of acoustic wave vibrations motor is made an uproar
Sound is small, opens and closes rapider, raising user experience.
Wherein, brush head 3 and drive shaft 202 can connect realization by socket joint and fix so that brush head 3 with drive shaft 202 into
Row is of reciprocating vibration.
Acoustic wave vibrations motor is that this field is common, for example, the 2040Z of the limited formula sale of the beneficial electronics in Shenzhen east
The acoustic wave vibrations motor of model can be adapted for the utility model embodiment.
Electric toothbrush provided by the embodiment of the utility model further include: pass through the hinged first support 8 and second of support shaft 4
Bracket 9；
First support 8 rotates in shell 1 around support shaft 4, and driving main body 201 is fixed in first support 8, drive shaft
202 pass through first support 8 connect with brush head 3；
Second support 9 is fixed in shell 1, the end for support driving main body 201.
So set, first support 8, second support 9 play support and protective effect to actuator 2.Second support 9 is for holding
The end of support driving main body 201, and position-limiting action is played to actuator 2, avoid the shaking of actuator 2 and then avoids brush head 3
It shakes.
It is understood that there is gap, so that shell 1 is not to first support 8 around branch between first support 8 and shell 1
The support rotation of axis 4 causes to interfere.
Wherein, first support 8 can be cylindrical structure compatible with driving main body 201, with attached direction shown in Fig. 2
On the basis of, the through-hole for passing through drive shaft 202 is provided in right end face.The left side of first support 8 is provided with for wearing
The through-hole of support shaft 4 is crossed, the through-hole that support shaft 4 passes through in first support 8 is fixed in shell 1, and first support 8 can be around support shaft
4 rotations.Further, it is additionally provided with chamfering on the left of first support 8, convenient for the connection with support shaft 4.
The bottom wall of second support 9 is adapted with shell 1, to be fixed on shell 1.Second support 9 may include from left
The flat segments and groove segment being sequentially formed to the right, the roof of groove segment are provided with the compatible groove with driving main body 201, drive
Dynamic main body 201 is partially accommodated in groove.Groove right end is provided with baffle, baffle in the front and rear sides of driving main body 201
The shaking that position-limiting action avoids driving main body 201 is played to driving main body 201.And it is provided on baffle for across support shaft 4
Through-hole, second support 9 can be made to connect with support shaft 4 by baffle.
It is fixed in shell 1 based on above-mentioned second support 9, control circuit board 5 can be connected by screw and second support 9
It connects, control circuit board 5 is fixed in shell 1.
How driving main body 201 is fixed in first support 8, is illustrated below: driving main body 201 can be with
It is fixed by welding in first support 8.By being welded and fixed, fixed effect is preferable, avoids driving main body 201 and first support
8 opposite shaking.
How the control exported to actuator 2 is realized for control circuit board 5, example is given below:
It is provided with micro-control unit in control circuit board 5, for making actuator 2 when 7 folding condition of second switch changes
Output weaken or stop.
Micro-control unit is central processing unit (Central Process Unit；CPU frequency and specification) is done suitably
Reduce, and memory (memory), counter (Timer), A/D is converted, PLC (Programmable Logic
Controller, programmable logic controller (PLC)) etc. perimeter interfaces, LCD driving circuit integrate on a single chip, formed chip-scale
Computer.As it can be seen that micro-control unit can be realized the control exported to actuator 2, and small volume, controlled convenient for setting
Master control system is used as on circuit board 5.
In the utility model embodiment, when actuator 2 is acoustic wave vibrations motor, micro-control unit passes through control circuit board 5
After the information of folding condition change for receiving second switch 7, pulsewidth modulation is carried out, the frequency of PWM (pulsewidth modulation) is automatically adjusted
Rate and duty ratio make vibration weakening or the stopping of brush head 3 to control the running speed of acoustic wave vibrations motor.
Electric toothbrush provided by the embodiment of the utility model can not only make the vibration of brush head 3 when pressure is excessive at brush head 3
It is dynamic to weaken or stop, at the same time it can also carry out warning reminding user.Alarm unit is electrically connected in control circuit board 5；The
When two switches, 7 folding condition changes, control circuit board 5 controls alarm unit and issues alarm signal.
So set, alarm unit issues alarm signal when pressure is excessive at ambassador's brush head 3 of exerting oneself in user's use process
Number, reminding effect is played, the safety of electric toothbrush use process is further increased.
Wherein, alarm unit and control circuit board 5 are electrically connected, and control circuit board 5 receives the folding shape of second switch 7
When the information that state changes, the working condition of instruction control alarm unit can be issued.
Illustratively, alarm unit can be buzzer or signal lamp.Buzzer can make a sound under current signal
Signal.Signal lamp can generate the optical signal of brightness change under current signal.Voice signal or optical signal can play report
Alert effect.
It is understood that control circuit board 5, which issues instruction, to be made to flow through report when alarm unit is buzzer or signal lamp
The power frequency and size of alert unit, i.e. current signal change, and can play alarm function.Alarm unit can be buzzing
Device, or signal lamp, alternatively, simultaneously including both buzzer and signal lamp.The outer wall in shell 1 can be set in signal lamp
On, or in the through-hole that is arranged on 1 wall of shell, as long as can be from 1 outside of shell it is observed that the brightness change of signal lamp.
In the utility model embodiment, first switch 6, second switch 7 are touch-switch.Touch-switch has contact electricity
Hinder lotus it is small, operating error is smaller, the advantages that, can satisfy the use demand of electric toothbrush provided by the embodiment of the utility model.
Wherein, the key in first switch 6 once presses and ejection process changes the open/close states of an actuator 2.That is,
When electric toothbrush is closed, user presses a first switch 6, and control circuit board 5 starts actuator 2, is not necessarily to Continued depression
Electric toothbrush is set to be in operating condition.A first switch 6 is pressed in electric toothbrush operation process, the control of control circuit board 5 is driven
Moving part 2 is closed.When the key of second switch 7 is pressed under pressure, control circuit board 5 weakens the output of actuator 2
Or stop, the key pop-up of second switch 7 can make circuit return to normal after pressure disappears.
It is understood that first switch 6 may be provided inside shell 1, to improve the waterproof shape of electric toothbrush.Also,
The region opposite with first switch 6 is arranged to pressable formula on shell 1, not influence the pressing of first switch 6.
Second switch 7 and the end of actuator 2 are oppositely arranged, and open the rotation of actuator 2 can with closing or opening second
Close 7.For the ease of closing or opening second switch 7, as shown in attached drawing 2 and attached drawing 3, actuator 2 further includes that setting is led in driving
The feeler lever 203 of 201 end of body, feeler lever 203 are oppositely arranged with second switch 7.When actuator 2 rotates, feeler lever 203 can be with second
The contact of switch 7 preferably, is convenient for closing or opening second switch 7.
Wherein, feeler lever 203 can be the column structure coaxial with driving main body 201, and the diameter of feeler lever 203 can be drive
The 1/4-1/3 of dynamic 201 diameter of main body makes to have biggish space between actuator 2 and control circuit board 5 convenient for accommodating second switch
7.At this point, can have step compatible with driving main body 201 and feeler lever 203, feeler lever 203 in the groove of second support 9
With step face contact.
In order to contact feeler lever 203 well with second switch 7, there is elastic layer, elastic layer and the on the surface of feeler lever 203
The contact of two switches 7.By the way that elastic layer is arranged, when 203 closing or opening second switch 7 of feeler lever, 7 stress of second switch slowly becomes
Change, avoids damaging second switch 7.Feeler lever 203 is contacted by elastic layer with second switch 7, the cooperation of second switch 7 second
Bracket 9 limits feeler lever 203, avoids the random shaking of brush head 3.
Wherein, elastic layer can coating be elastic by being arranged annular rubber ring on feeler lever 203, or on feeler lever 203
Material obtains.
The above is only the preferred embodiment of the present invention, the protection scope being not intended to limit the utility model,
Within the spirit and principle of the utility model, any modification, equivalent replacement, improvement and so on should be included in this reality
Within novel protection scope.
Claims (10)
1. a kind of electric toothbrush, comprising: shell (1), actuator (2), brush head (3), support shaft (4)；
The actuator (2) includes: the drive shaft (202) for driving main body (201), connecting with described driving main body (201) front end；
The driving main body (201) is set in the shell (1) by the support shaft (4), and can be around the support shaft (4)
Rotation；
The drive shaft (202) is located at the shell (1) outside and connect with the brush head (3)；
It is characterized in that, the electric toothbrush further include: setting is internal in the shell (1), and with the driving main body (201)
The control circuit board (5) of electric connection；
It is provided with first switch (6) on the control circuit board (5), the first switch (6) passes through the control circuit board (5)
It is electrically connected with the actuator (2), to control the switch of the actuator (2)；
It is additionally provided with second switch (7) on the control circuit board (5), the second switch (7) and the driving main body (201)
End be oppositely arranged；
It contacts, continues to rotate until described second with the second switch (7) when the end of driving main body (201) is turned to
When the folding condition of switch (7) is changed, the control circuit board (5) makes the output of the actuator (2) weaken or stop.
2. electric toothbrush according to claim 1, which is characterized in that the actuator (2) is acoustic wave vibrations motor.
3. electric toothbrush according to claim 1, which is characterized in that the electric toothbrush further include: pass through the support
The hinged first support (8) of axis (4) and second support (9)；
The first support (8) rotates in the shell (1) around the support shaft (4), and the driving main body (201) is fixed on
On the first support (8), the drive shaft (202) passes through the first support (8) and connect with the brush head (3)；
The second support (9) is fixed in the shell (1), for driving the end of main body (201) described in support.
4. electric toothbrush according to claim 3, which is characterized in that the driving main body (201) is fixed by welding in
On the first support (8).
5. electric toothbrush according to claim 1, which is characterized in that be provided on the control circuit board (5) with it is described
The micro-control unit that actuator (2) is electrically connected, for making the drive when the folding condition of the second switch (7) changes
The output of moving part (2) weakens or stops.
6. electric toothbrush according to claim 1, which is characterized in that be electrically connected with report on the control circuit board (5)
Alert unit；
When second switch (7) folding condition changes, the control circuit board (5) controls the alarm unit and issues alarm signal
Number.
7. electric toothbrush according to claim 6, which is characterized in that the alarm unit is buzzer or signal lamp.
8. electric toothbrush according to claim 1, which is characterized in that the first switch (6), the second switch (7)
It is touch-switch.
9. electric toothbrush according to claim 8, which is characterized in that the actuator (2) further include: be arranged in the drive
The feeler lever (203) of dynamic main body (201) end；
The feeler lever (203) is oppositely arranged with the second switch (7).
10. electric toothbrush according to claim 9, which is characterized in that the surface of the feeler lever (203) has elastic layer；
The elastic layer is contacted with the second switch (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820257463.XU CN208492357U (en) | 2018-02-13 | 2018-02-13 | A kind of electric toothbrush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820257463.XU CN208492357U (en) | 2018-02-13 | 2018-02-13 | A kind of electric toothbrush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208492357U true CN208492357U (en) | 2019-02-15 |
Family
ID=65295031
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820257463.XU Active CN208492357U (en) | 2018-02-13 | 2018-02-13 | A kind of electric toothbrush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208492357U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108095848A (en) * | 2018-02-13 | 2018-06-01 | 舒可士（深圳）科技有限公司 | A kind of electric toothbrush |
| CN111671540A (en) * | 2020-06-16 | 2020-09-18 | 珠海大拇指创新科技有限公司 | Electric toothbrush |
-
2018
- 2018-02-13 CN CN201820257463.XU patent/CN208492357U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108095848A (en) * | 2018-02-13 | 2018-06-01 | 舒可士（深圳）科技有限公司 | A kind of electric toothbrush |
| CN111671540A (en) * | 2020-06-16 | 2020-09-18 | 珠海大拇指创新科技有限公司 | Electric toothbrush |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | "change of name, title or address" |
Address after: Room 1101, 1102, 1103, 1104 and 401402, building 2, Chongwen Park, Nanshan Zhiyuan, No. 3370, Liuxian Avenue, Fuguang community, Taoyuan Street, Nanshan District, Shenzhen City, Guangdong Province Patentee after: Shenzhen sushi Technology Co., Ltd Address before: B district two floor Business Center No. 22 Ruifeng Temple Road 518000 Shenzhen city in Guangdong province Nanshan District Guangxi 2018 Patentee before: SOOCARE (SHENZHEN) TECHNOLOGY Co.,Ltd. |
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| CP03 | "change of name, title or address" |