CN111494049A - Pressure induction electric toothbrush - Google Patents
Pressure induction electric toothbrush Download PDFInfo
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- CN111494049A CN111494049A CN202010443861.2A CN202010443861A CN111494049A CN 111494049 A CN111494049 A CN 111494049A CN 202010443861 A CN202010443861 A CN 202010443861A CN 111494049 A CN111494049 A CN 111494049A
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- circuit board
- pressure sensing
- sensing element
- driving
- pressure
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- 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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- 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
- A61C17/221—Control arrangements therefor
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- 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
- A61C17/222—Brush body details, e.g. the shape thereof or connection to handle
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- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Brushes (AREA)
Abstract
The application provides a pressure sensing electric toothbrush, which comprises a brush holder shell, a circuit board, a connecting bracket, a driving machine element and a toothbrush head, wherein the circuit board is arranged in the brush holder shell and close to the first side part of the brush holder shell; the connecting bracket and the driving part are arranged in the brush holder shell close to the top end part of the brush holder shell; the driving machine element is in driving connection with the toothbrush head; the pressure sensing element on the inner side of the circuit board is connected with the controller, and a pressing gap is reserved between the pressure sensing element and the driving machine part; a bulge is arranged on the inner side of the second side part of the brush handle shell and penetrates through the through groove on the connecting bracket; a revolving matching part is arranged on one side of the outer side of the driving machine part close to the second side part of the brush handle shell, and the revolving matching part is in revolving matching with the protruding part; when the pressure sensing element is triggered, the controller controls the predetermined element to perform a preset protection operation. This application forced induction electric toothbrush, when the toothbrush head atress is great, reduces user's gum and oral cavity and receives the probability of damage.
Description
Technical Field
The application relates to the technical field of electric toothbrushes, in particular to a pressure sensing electric toothbrush.
Background
The electric toothbrush is a tooth cleaning appliance which can decompose toothpaste into fine foam instantly and deeply clean teeth through the high-frequency vibration or the high-frequency rotation of the motor core, and the electric toothbrush is more and more popular in use due to the convenience in use and the good cleaning effect.
At present, when the electric toothbrush is used, the stress of the toothbrush head is mainly adjusted by people, when the stress of the toothbrush head is larger, the bristles of the toothbrush head can deviate towards the gum of the oral cavity of a user, and if the toothbrush head is continuously stressed to be larger, the gum and the oral cavity of the user are easily damaged.
Disclosure of Invention
An object of this application embodiment is to provide a forced induction electric toothbrush, when the toothbrush head atress is great, reduces user's gum and oral cavity and receives the probability of damage.
In a first aspect, the embodiment of the application provides a pressure sensing electric toothbrush, which comprises a brush handle shell, a circuit board, a connecting bracket, a driving element and a toothbrush head,
the handle housing has opposing first and second sides;
the circuit board is disposed in the handle housing proximate a first side of the handle housing along a length of the handle housing;
the connecting bracket is arranged in the brush handle shell close to the top end part of the brush handle shell;
the drive part is arranged in the brush handle shell close to the top end part of the brush handle shell and is in driving connection with the toothbrush head;
a pressure sensing element is arranged on the inner side of the circuit board or one side of the driving part close to the circuit board and is connected with a controller on the circuit board;
when the pressure sensing element is arranged on the inner side of the circuit board, a pressing gap is reserved between the pressure sensing element and the driving part; when the pressure sensing element is arranged on one side of the driving part close to the circuit board, a pressing gap is reserved between the pressure sensing element and the circuit board;
a convex part is arranged on the inner side of the second side part of the brush handle shell, and the end surface of the convex part is arc-shaped;
a through groove is formed in the connecting support, and the protruding part on the second side of the brush holder shell penetrates through the through groove;
a revolving matching part is arranged on one side of the outer side of the driving part close to the second side part of the brush holder shell, and the revolving matching part is in revolving matching with the protruding part;
when the pressure sensing element is triggered, the controller controls a preset element to execute preset protection operation.
In the implementation process, the circuit board is arranged in the brush holder shell close to the first side part of the brush holder shell, the connecting support and the driving machine part are arranged in the brush holder shell close to the top end part of the brush holder shell, and the driving machine part is in driving connection with the toothbrush head; when the pressure sensing electric toothbrush is used, under the condition that the force of the toothbrush head is large, the toothbrush head can deviate relative to the toothbrush handle due to large extrusion, when the toothbrush head deviates, the toothbrush head drives the driving machine part to deviate in a revolving way through the revolving matching part and the protruding part, and the driving machine part deviates in a revolving way so as to trigger the pressure sensing element, when the pressure sensing element is triggered, the controller controls the preset element to execute preset protection operation, and the probability that the gum and the oral cavity of a user are damaged can be reduced through the preset protection operation executed by the preset element.
Further, the driving member includes a driving motor and a motor housing,
the driving motor is arranged on the motor shell;
the drive motor is in driving connection with the toothbrush head;
a pressing gap is left between the pressure sensing element and the motor housing of the driving part when the pressure sensing element is disposed on the inner side of the circuit board;
the pressure-sensitive element is disposed on a side of the motor housing of the driving mechanism close to the circuit board when the pressure-sensitive element is disposed on the side of the driving mechanism close to the circuit board;
the revolving engagement portion is provided on the motor housing of the driving machine member.
In the above-mentioned realization process, when the toothbrush head squinted, the toothbrush head drove driving motor and takes place the skew, driving motor takes place the skew and then drives the motor housing and revolute the skew through the cooperation of revoluting cooperation portion and bulge, thereby trigger pressure sensing element, the structure of drive parts and the setting of revoluting cooperation portion are comparatively reasonable, the science, avoided revoluting cooperation portion and directly set up on driving motor, revolute the cooperation of revoluting of bulge on cooperation portion and the brush holder shell on the drive parts better guaranteed.
Further, the motor housing comprises a motor housing main body and a pressing plate,
the pressure sensing element is disposed on an inner side of the circuit board near a bottom end portion of the motor housing main body, and the pressing plate is disposed at the bottom end portion of the motor housing main body;
when the pressure sensing element is arranged on the inner side of the circuit board, the pressing plate is close to the pressure sensing element and leaves the pressing gap with the pressure sensing element;
the pressure sensing element is disposed on a side of the pressing plate of the motor housing that is close to the circuit board when the pressure sensing element is disposed on the side of the driving machine that is close to the circuit board;
the revolving engagement portion is provided on the motor case main body of the driving machine member.
In the above-mentioned realization process, set up in the bottom portion of motor housing main part according to the pressure board, drive motor housing main part and take place to revolute when squinting, according to the pressure board and also take place to revolute the skew along with motor housing main part, and then trigger pressure-sensitive element, according to setting up of pressure board and better ensured triggering of pressure-sensitive element, and then better ensured the response of the pressure-sensitive electric toothbrush of this application embodiment to pressure.
Further, the driving motor is an ultrasonic vibration motor.
In the implementation process, the ultrasonic vibration motor can enable the cleaning effect of the pressure induction electric toothbrush of the embodiment of the application to be better.
Further, the revolving matching part is a concave part which is arc-shaped.
In the implementation process, the arc-shaped concave part can be better matched with the arc-shaped convex part on the end surface in a revolving way.
Furthermore, the convex part is a convex column, the end surface of the convex column is arc-shaped, and the convex column penetrates through the through groove on the connecting bracket;
the concave part is a concave arc surface, and the concave arc surface is matched with the convex column in a rotating mode.
In the implementation process, the concave arc surface is matched with the convex column, so that the driving machine part has a better rotation and deflection effect.
Further, the predetermined element is the driving mechanism;
when the pressure sensing element is triggered, the controller controls the output power of the driving part to be reduced or controls the driving part to stop outputting power.
In the implementation process, the probability of damage to the gum and the oral cavity of a user can be well reduced by controlling the output power of the driving part to be reduced or controlling the driving part to stop outputting the power.
Further, a buzzer is arranged on the circuit board, and the predetermined element is a buzzer;
when the pressure sensing element is triggered, the controller controls the buzzer to send out warning protection sound.
In the implementation process, the buzzer is controlled to emit warning and protecting sounds to prompt a user, so that the probability that the gum and the oral cavity of the user are damaged can be well reduced.
Further, the pressure sensing element is a mechanical travel switch.
In the implementation process, the mechanical travel switch is convenient to trigger, and the pressure sensing effect of the pressure sensing electric toothbrush provided by the embodiment of the application on pressure can be well guaranteed.
In a second aspect, the present application provides a pressure-sensing electric toothbrush, comprising a handle housing, a circuit board, a connecting bracket, a driving element, and a toothbrush head,
the handle housing has opposing first and second sides;
the circuit board is disposed in the handle housing proximate a first side of the handle housing along a length of the handle housing;
the connecting bracket is arranged in the brush handle shell close to the top end part of the brush handle shell;
the drive part is arranged in the brush handle shell close to the top end part of the brush handle shell and is in driving connection with the toothbrush head;
a pressure sensing element is arranged on the inner side of the circuit board or one side of the driving part close to the circuit board and is connected with a controller on the circuit board;
when the pressure sensing element is arranged on the inner side of the circuit board, a pressing gap is reserved between the pressure sensing element and the driving part; when the pressure sensing element is arranged on one side of the driving part close to the circuit board, a pressing gap is reserved between the pressure sensing element and the circuit board;
a convex part is arranged on one side of the outer side of the driving machine part close to the second side part of the brush holder shell, and the end surface of the convex part is arc-shaped;
a through groove is formed in the connecting support, and the protruding part on the outer side of the driving part penetrates through the through groove;
a revolving matching part is arranged on the inner side of the second side part of the brush handle shell, and the protruding part is revolving matched with the revolving matching part;
when the pressure sensing element is triggered, the controller controls a preset element to execute preset protection operation.
In the implementation process, the circuit board is arranged in the brush holder shell close to the first side part of the brush holder shell, the connecting support and the driving machine part are arranged in the brush holder shell close to the top end part of the brush holder shell, and the driving machine part is in driving connection with the toothbrush head; (ii) a When the pressure sensing electric toothbrush is used, under the condition that the force of the toothbrush head is large, the toothbrush head can deviate relative to the toothbrush handle due to large extrusion, when the toothbrush head deviates, the toothbrush head drives the driving machine part to deviate in a revolving way through the revolving matching part and the protruding part, and the driving machine part deviates in a revolving way so as to trigger the pressure sensing element, when the pressure sensing element is triggered, the controller controls the preset element to execute preset protection operation, and the probability that the gum and the oral cavity of a user are damaged can be reduced through the preset protection operation executed by the preset element.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments of the present application will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and that those skilled in the art can also obtain other related drawings based on the drawings without inventive efforts.
FIG. 1 is a schematic view, partially in section, of a pressure sensing electric toothbrush according to an embodiment of the present application;
FIG. 2 is an enlarged view of a portion of FIG. 1;
fig. 3 is a schematic structural diagram of a motor housing according to an embodiment of the present application.
Icon: 11-a brush handle shell; 111-a first side; 112-a second side; 113-a projection; 12-a circuit board; 13-connecting the stent; 14-a drive mechanism; 141-a drive motor; 142-a motor housing; 1421-motor housing body; 1422-pressing plate; 1423-turn fitting; 15-toothbrush head; 16-pressure sensitive element.
Detailed Description
The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. The components of the embodiments of the present application, generally described and illustrated in the figures herein, can be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present application, presented in the accompanying drawings, is not intended to limit the scope of the claimed application, but is merely representative of selected embodiments of the application. All other embodiments, which can be derived by a person skilled in the art from the embodiments of the present application without making any creative effort, shall fall within the protection scope of the present application.
In this application, the terms "upper", "lower", "left", "right", "front", "rear", "top", "bottom", "inner", "outer", "middle", "vertical", "horizontal", "lateral", "longitudinal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings. These terms are used primarily to better describe the present application and its embodiments, and are not used to limit the indicated devices, elements or components to a particular orientation or to be constructed and operated in a particular orientation.
Moreover, some of the above terms may be used to indicate other meanings besides the orientation or positional relationship, for example, the term "on" may also be used to indicate some kind of attachment or connection relationship in some cases. The specific meaning of these terms in this application will be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "mounted," "disposed," "provided," "connected," and "connected" are to be construed broadly. For example, it may be a fixed connection, a removable connection, or a unitary construction; can be a mechanical connection, or a point connection; either directly or indirectly through intervening media, or may be an internal communication between two devices, elements or components. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art as appropriate.
Furthermore, the terms "first," "second," and the like, are used primarily to distinguish one device, element, or component from another (the specific nature and configuration may be the same or different), and are not used to indicate or imply the relative importance or number of the indicated devices, elements, or components. "plurality" means two or more unless otherwise specified.
Example one
Referring to fig. 1 and 2, fig. 1 is a schematic partial sectional view illustrating a pressure sensing electric toothbrush according to an embodiment of the present invention, and fig. 2 is an enlarged view of fig. 1.
The pressure sensing electric toothbrush of the embodiment of the application comprises a brush holder shell 11, a circuit board 12, a connecting bracket 13, a driving part 14 and a toothbrush head 15,
the handle housing 11 has opposite first and second sides 111 and 112;
a connecting bracket 13 is provided in the handle housing 11 near the top end portion of the handle housing 11;
a drive element 14 is provided in the handle housing 11 near the top end portion of the handle housing 11, and the drive element 14 is drivingly connected to the brush head 15;
a pressure sensing element 16 is disposed on the inner side of the circuit board 12 or on the side of the driving mechanism 14 close to the circuit board 12, the pressure sensing element 16 being connected to a controller (not shown in the drawings) on the circuit board 12;
when the pressure-sensitive element 16 is disposed on the inner side of the circuit board 12, the pressure-sensitive element 16 leaves a pressing gap with the driving mechanism 14; when the pressure-sensitive element 16 is disposed on the side of the driving mechanism 14 close to the circuit board 12, the pressure-sensitive element 16 leaves a pressing gap with the circuit board 12;
a convex part 113 is arranged on the inner side of the second side part 112 of the brush holder shell 11, and the end surface of the convex part 113 is arc-shaped;
a through groove is arranged on the connecting bracket 13, and a protruding part 113 on the second side part 112 of the brush holder shell 11 passes through the through groove;
the outside of the driving gear 14 is provided with a revolving fitting part 1423 on a side close to the second side 112 of the handle housing 11, the revolving fitting part 1423 revolving-fits with the protruding part 113;
when the pressure sensing element 16 is triggered, the controller controls the predetermined element to perform a preset shielding operation.
In this embodiment, when the toothbrush head 15 in fig. 1 is under a large force, the toothbrush head 15 will deflect upward relative to the handle, and since the driving element 14 is connected to the toothbrush head 15 in a driving manner, the driving element 14 will also deflect in a revolving manner under the revolving cooperation of the revolving cooperation part 1423 and the protruding part 113.
In the pressure-sensitive electric toothbrush of the embodiment of the present application, the circuit board 12 is disposed in the handle housing 11 near the first side 111 of the handle housing 11, the connecting bracket 13 and the driving element 14 are disposed in the handle housing 11 near the top end of the handle housing 11, and the driving element 14 is drivingly connected to the toothbrush head 15; the pressure sensing element 16 arranged on the inner side of the circuit board 12 or the side of the driving machine member 14 close to the circuit board 12 is connected with a controller (not shown in the figures), and the pressure sensing element 16 and the driving machine member 14 or the circuit board 12 leave a pressing gap, the inner side of the second side portion 112 of the handle housing 11 is provided with a protruding portion 113 with an arc-shaped end surface, the protruding portion 113 passes through a through slot on the connecting bracket 13, the outer side of the driving machine member 14 is provided with a revolving matching portion 1423 on the side close to the second side portion 112 of the handle housing 11, the revolving matching portion 1423 and the protruding portion 113 are revolving matched, when the pressure sensing electric toothbrush of the embodiment of the application is in use, under the condition that the force applied to the toothbrush head 15 is large, the toothbrush head 15 is deviated relative to the handle due to large extrusion, when the toothbrush head 15 is deviated, the revolving matching portion 1423 and the protruding portion 113 are revolving matching to drive the driving machine member 14 to deviate, the driving mechanism 14 generates revolving deviation to trigger the pressure sensing element 16, when the pressure sensing element 16 is triggered, the controller controls the predetermined element to execute the preset protection operation, and the probability that the gum and the oral cavity of a user are damaged can be reduced through the preset protection operation executed by the predetermined element.
Referring to fig. 1, 2 and 3, fig. 3 is a schematic structural diagram of a motor housing 142 according to an embodiment of the present disclosure.
In the present embodiment, the driving mechanism 14 includes a driving motor 141 and a motor housing 142,
the driving motor 141 is disposed on the motor housing 142;
the driving motor 141 is in driving connection with the toothbrush head 15;
when the pressure-sensitive element 16 is disposed on the inner side of the circuit board 12, the pressure-sensitive element 16 leaves a pressing gap with the motor housing 142 of the driving mechanism 14;
when the pressure-sensitive element 16 is disposed on the side of the driving mechanism 14 close to the circuit board 12, the pressure-sensitive element 16 is disposed on the side of the motor housing 142 of the driving mechanism 14 close to the circuit board 12;
the revolving engagement portion 1423 is disposed on the motor housing 142 of the driving mechanism 14.
When the toothbrush head 15 deviates, the toothbrush head 15 drives the driving motor 141 to deviate, the driving motor 141 deviates and further drives the motor housing 142 to deviate through revolving matching of the revolving matching part 1423 and the protruding part 113, so as to trigger the pressure sensing element 16, the structure of the driving machine part 14 and the arrangement of the revolving matching part 1423 are reasonable and scientific, the revolving matching part 1423 is prevented from being directly arranged on the driving motor 141, and revolving matching of the revolving matching part 1423 on the driving machine part 14 and the protruding part 113 on the brush holder housing 11 is well guaranteed.
Specifically, the motor housing 142 includes a motor housing main body 1421 and a pressing plate 1422,
the pressure sensing element 16 is disposed on the inner side of the circuit board 12 near the bottom end portion of the motor case main body 1421, and the pressing plate 1422 is disposed at the bottom end portion of the motor case main body 1421;
when the pressure sensing element 16 is disposed on the inner side of the circuit board 12, the pressing plate 1422 is close to the pressure sensing element 16, and leaves a pressing gap with the pressure sensing element 16;
when the pressure-sensitive element 16 is disposed on the side of the driving mechanism 14 close to the circuit board 12, the pressure-sensitive element 16 is disposed on the side of the pressing plate 1422 of the motor housing 142 close to the circuit board 12;
the revolving engagement portion 1423 is disposed on the motor housing main body 1421 of the driving mechanism 14.
Pressing plate 1422 sets up in the bottom portion of motor housing main part 1421, drives motor housing main part 1421 at CD-ROM drive motor 141 and takes place to revolve when squinting, presses plate 1422 and also takes place to revolve the squinting along with motor housing main part 1421, and then triggers pressure-sensitive element 16, presses setting up of pressing plate 1422 and has ensured triggering of pressure-sensitive element 16 better, and then has ensured the response of the pressure-sensitive electric toothbrush of this application embodiment to pressure better.
It should be noted that, in other embodiments, the motor housing 142 may only include the motor housing main body 1421 and not include the pressing plate 1422, in which case, the pressure sensing element 16 may be located at the bottom end portion of the driving motor 141 on the circuit board 12.
Referring to fig. 1 and 2, alternatively, the predetermined element may be a drive mechanism 14;
when the pressure-sensitive element 16 is activated, the controller controls the output power of the driving mechanism 14 to be reduced, or controls the driving mechanism 14 to stop outputting the power.
By controlling the output power of the driving device 14 to decrease or controlling the driving device 14 to stop outputting power, the probability of the gum and oral cavity of the user being damaged can be reduced.
Alternatively, the circuit board 12 is provided with a buzzer (not shown in the figure), and the predetermined element may also be a buzzer;
when the pressure sensing element 16 is triggered, the controller controls the buzzer to emit a warning protection sound.
The buzzer is controlled to give out warning and protecting sound to prompt a user, so that the probability that the gum and the oral cavity of the user are damaged can be well reduced.
Referring to fig. 1, in the present embodiment, the driving motor 141 is an ultrasonic vibration motor.
The ultrasonic vibration motor can enable the cleaning effect of the pressure sensing electric toothbrush of the embodiment of the application to be better.
Referring to fig. 1 and 2, in the present embodiment, the revolving engagement portion 1423 is a concave portion, and the concave portion is arc-shaped.
The arc-shaped concave part can be better matched with the arc-shaped convex part 113 on the end surface in a revolving way.
Specifically, the protruding portion 113 is a convex pillar, an end surface of the convex pillar is arc-shaped, and the convex pillar passes through the through groove on the connecting bracket 13;
the concave part is a concave arc surface which is matched with the convex column in a revolving way.
The concave arc surface is matched with the convex column, so that the driving part 14 has better revolving and offsetting effects.
It should be noted that in other embodiments, the rotation matching part 1423 may also be a hemispherical convex part, or the rotation matching part 1423 may also be a flat contact part.
In other embodiments, the protruding portion 113 may also be a bump, an end surface of the bump is arc-shaped, and when the protruding portion 113 is a bump, the recessed portion is a groove, and the groove is an arc-shaped groove.
Referring to fig. 1, in the present embodiment, the pressure sensing element 16 is a mechanical travel switch.
Mechanical travel switch is comparatively convenient for trigger, can ensure the response effect of forced induction electric toothbrush to pressure of this application embodiment betterly.
It should be noted that, in other embodiments, the pressure sensing element 16 may also be other components, for example, a hall sensor, and the other components that may be adopted by the pressure sensing element 16 are not listed here.
Referring to fig. 1, in the present embodiment, the through groove is an elongated through groove.
The through groove of rectangular shape can be more convenient for the setting of structure in the forced induction electric toothbrush of this application embodiment.
It should be noted that the improvement of the pressure-sensing electric toothbrush according to the embodiment of the present application is mainly described above, and the rest of the pressure-sensing electric toothbrush according to the embodiment of the present application can refer to the electric toothbrush in the prior art, and will not be described again in this embodiment.
Example two
Referring to fig. 1 and 2, in which fig. 1 is a partial sectional view schematically illustrating a pressure sensing electric toothbrush according to an embodiment of the present invention, and fig. 2 is a partial enlarged view of fig. 1.
The pressure sensing electric toothbrush of the embodiment of the application comprises a brush holder shell 11, a circuit board 12, a connecting bracket 13, a driving part 14 and a toothbrush head 15,
the handle housing 11 has opposite first and second sides 111 and 112;
a connecting bracket 13 is provided in the handle housing 11 near the top end portion of the handle housing 11;
a drive element 14 is provided in the handle housing 11 near the top end portion of the handle housing 11, and the drive element 14 is drivingly connected to the brush head 15;
a pressure sensing element 16 is disposed on the inner side of the circuit board 12 or on the side of the driving mechanism 14 close to the circuit board 12, the pressure sensing element 16 being connected to a controller (not shown in the drawings) on the circuit board 12;
when the pressure-sensitive element 16 is disposed on the inner side of the circuit board 12, the pressure-sensitive element 16 leaves a pressing gap with the driving mechanism 14; when the pressure-sensitive element 16 is disposed on the side of the driving mechanism 14 close to the circuit board 12, the pressure-sensitive element 16 leaves a pressing gap with the circuit board 12;
the outside of the drive mechanism 14 is provided with a convex portion on the side close to the second side portion 112 of the brush holder housing 11, and the end surface of the convex portion is arc-shaped;
a through groove is arranged on the connecting bracket 13, and a convex part on the outer side of the driving part 14 penetrates through the through groove;
a revolving matching part is arranged on the inner side of the second side part 112 of the brush holder shell 11, and the convex part is revolving matched with the revolving matching part;
when the pressure sensing element 16 is triggered, the controller controls the predetermined element to perform a preset shielding operation.
The pressure-sensitive electric toothbrush according to the embodiment of the present application is mainly different from the pressure-sensitive electric toothbrush according to the first embodiment in the exchange of the disposition positions of the projections and the rotation engaging portions.
In this embodiment, when the toothbrush head 15 in fig. 1 is under a large force, the toothbrush head 15 will deflect upward relative to the handle, and since the driving element 14 is connected to the toothbrush head 15 in a driving manner, the driving element 14 will also deflect in a revolving manner under the revolving cooperation between the revolving cooperation part and the protruding part.
In the pressure-sensitive electric toothbrush of the embodiment of the present application, the circuit board 12 is disposed in the handle housing 11 near the first side 111 of the handle housing 11, the connecting bracket 13 and the driving element 14 are disposed in the handle housing 11 near the top end of the handle housing 11, and the driving element 14 is drivingly connected to the toothbrush head 15; the pressure sensing element 16 arranged on the inner side of the circuit board 12 or the side of the driving machine element 14 close to the circuit board 12 is connected with a controller (not shown in the drawing), a pressing gap is reserved between the pressure sensing element 16 and the driving machine element 14 or the circuit board 12, a convex part with an arc-shaped end surface is arranged on one side close to the second side part 112 of the brush holder shell 11 on the outer side of the driving machine element 14, the convex part penetrates through a through groove on the connecting support 13, a revolving matching part is arranged on the inner side of the second side part 112 of the brush holder shell 11, and the convex part and the revolving matching part are in revolving matching, when the pressure sensing electric toothbrush of the embodiment is used, under the condition that the force applied to the toothbrush head 15 is large, the toothbrush head 15 can deviate relative to the brush holder due to large extrusion, when the toothbrush head 15 deviates, the toothbrush head 15 drives the driving machine element 14 to deviate in revolving matching through the revolving matching between the revolving matching part and, the driving mechanism 14 generates revolving deviation to trigger the pressure sensing element 16, when the pressure sensing element 16 is triggered, the controller controls the predetermined element to execute the preset protection operation, and the probability that the gum and the oral cavity of a user are damaged can be reduced through the preset protection operation executed by the predetermined element.
For the rest of the pressure-sensing electric toothbrush in the embodiment of the present application, reference may be made to the specific contents of the first embodiment, and details are not repeated herein.
Referring to fig. 1, fig. 2 and fig. 3, wherein fig. 3 is a schematic structural diagram of a motor housing according to an embodiment of the present application.
In the present embodiment, the projection provided on the driving mechanism 14 is provided on the motor case main body 1421 of the driving mechanism 14.
In all the above embodiments, the terms "large" and "small" are relative terms, and the terms "more" and "less" are relative terms, and the terms "upper" and "lower" are relative terms, so that the description of these relative terms is not repeated herein.
It should be appreciated that reference throughout this specification to "in this embodiment," "in an embodiment of the present application," or "as an alternative implementation" means that a particular feature, structure, or characteristic described in connection with the embodiment is included in at least one embodiment of the present application. Thus, the appearances of the phrases "in this embodiment," "in the examples of the present application," or "as an alternative embodiment" in various places throughout this specification are not necessarily all referring to the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. Those skilled in the art should also appreciate that the embodiments described in this specification are all alternative embodiments and that the acts and modules involved are not necessarily required for this application.
In various embodiments of the present application, it should be understood that the size of the serial number of each process described above does not mean that the execution sequence is necessarily sequential, and the execution sequence of each process should be determined by its function and inherent logic, and should not constitute any limitation on the implementation process of the embodiments of the present application.
The above description is only for the specific embodiments of the present application, but the scope of the present application is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present application, and shall be covered by the scope of the present application. Therefore, the protection scope of the present application shall be subject to the protection scope of the claims.
Claims (10)
1. A pressure induction electric toothbrush is characterized in that the toothbrush comprises a brush handle shell, a circuit board, a connecting bracket, a driving machine element and a toothbrush head,
the handle housing has opposing first and second sides;
the circuit board is disposed in the handle housing proximate a first side of the handle housing along a length of the handle housing;
the connecting bracket is arranged in the brush handle shell close to the top end part of the brush handle shell;
the drive part is arranged in the brush handle shell close to the top end part of the brush handle shell and is in driving connection with the toothbrush head;
a pressure sensing element is arranged on the inner side of the circuit board or one side of the driving part close to the circuit board and is connected with a controller on the circuit board;
when the pressure sensing element is arranged on the inner side of the circuit board, a pressing gap is reserved between the pressure sensing element and the driving part; when the pressure sensing element is arranged on one side of the driving part close to the circuit board, a pressing gap is reserved between the pressure sensing element and the circuit board;
a convex part is arranged on the inner side of the second side part of the brush handle shell, and the end surface of the convex part is arc-shaped;
a through groove is formed in the connecting support, and the protruding part on the second side of the brush holder shell penetrates through the through groove;
a revolving matching part is arranged on one side of the outer side of the driving part close to the second side part of the brush holder shell, and the revolving matching part is in revolving matching with the protruding part;
when the pressure sensing element is triggered, the controller controls a preset element to execute preset protection operation.
2. The pressure sensitive electric toothbrush of claim 1, wherein the drive mechanism comprises a drive motor and a motor housing,
the driving motor is arranged on the motor shell;
the drive motor is in driving connection with the toothbrush head;
a pressing gap is left between the pressure sensing element and the motor housing of the driving part when the pressure sensing element is disposed on the inner side of the circuit board;
the pressure-sensitive element is disposed on a side of the motor housing of the driving mechanism close to the circuit board when the pressure-sensitive element is disposed on the side of the driving mechanism close to the circuit board;
the revolving engagement portion is provided on the motor housing of the driving machine member.
3. The pressure-sensitive electric toothbrush according to claim 2, wherein the motor housing includes a motor housing main body and a pressing plate,
the pressure sensing element is disposed on an inner side of the circuit board near a bottom end portion of the motor housing main body, and the pressing plate is disposed at the bottom end portion of the motor housing main body;
when the pressure sensing element is arranged on the inner side of the circuit board, the pressing plate is close to the pressure sensing element and leaves the pressing gap with the pressure sensing element;
the pressure sensing element is disposed on a side of the pressing plate of the motor housing that is close to the circuit board when the pressure sensing element is disposed on the side of the driving machine that is close to the circuit board;
the revolving engagement portion is provided on the motor case main body of the driving machine member.
4. The pressure sensitive electric toothbrush of claim 2, wherein the drive motor is an ultrasonic vibration motor.
5. The pressure sensing electric toothbrush of claim 1, wherein the orbiting mating portion is a recess, the recess being arcuate.
6. The pressure-sensitive electric toothbrush according to claim 5, wherein the protrusion is a convex pillar, an end surface of the convex pillar is arc-shaped, and the convex pillar passes through the through groove on the connecting bracket;
the concave part is a concave arc surface, and the concave arc surface is matched with the convex column in a rotating mode.
7. The pressure sensitive electric toothbrush of claim 1, wherein the predetermined element is the drive mechanism;
when the pressure sensing element is triggered, the controller controls the output power of the driving part to be reduced or controls the driving part to stop outputting power.
8. The pressure-sensitive electric toothbrush according to claim 1, wherein a buzzer is provided on the circuit board, and the predetermined element is the buzzer;
when the pressure sensing element is triggered, the controller controls the buzzer to send out warning protection sound.
9. The pressure sensitive electric toothbrush of claim 1, wherein the pressure sensitive element is a mechanical travel switch.
10. A pressure induction electric toothbrush is characterized in that the toothbrush comprises a brush handle shell, a circuit board, a connecting bracket, a driving machine element and a toothbrush head,
the handle housing has opposing first and second sides;
the circuit board is disposed in the handle housing proximate a first side of the handle housing along a length of the handle housing;
the connecting bracket is arranged in the brush handle shell close to the top end part of the brush handle shell;
the drive part is arranged in the brush handle shell close to the top end part of the brush handle shell and is in driving connection with the toothbrush head;
a pressure sensing element is arranged on the inner side of the circuit board or one side of the driving part close to the circuit board and is connected with a controller on the circuit board;
when the pressure sensing element is arranged on the inner side of the circuit board, a pressing gap is reserved between the pressure sensing element and the driving part; when the pressure sensing element is arranged on one side of the driving part close to the circuit board, a pressing gap is reserved between the pressure sensing element and the circuit board;
a convex part is arranged on one side of the outer side of the driving machine part close to the second side part of the brush holder shell, and the end surface of the convex part is arc-shaped;
a through groove is formed in the connecting support, and the protruding part on the outer side of the driving part penetrates through the through groove;
a revolving matching part is arranged on the inner side of the second side part of the brush handle shell, and the protruding part is revolving matched with the revolving matching part;
when the pressure sensing element is triggered, the controller controls a preset element to execute preset protection operation.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010443861.2A CN111494049A (en) | 2020-05-22 | 2020-05-22 | Pressure induction electric toothbrush |
| PCT/CN2021/095185 WO2021233425A1 (en) | 2020-05-22 | 2021-05-21 | Pressure-sensing electric toothbrush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010443861.2A CN111494049A (en) | 2020-05-22 | 2020-05-22 | Pressure induction electric toothbrush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111494049A true CN111494049A (en) | 2020-08-07 |
Family
ID=71849051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010443861.2A Pending CN111494049A (en) | 2020-05-22 | 2020-05-22 | Pressure induction electric toothbrush |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN111494049A (en) |
| WO (1) | WO2021233425A1 (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021233425A1 (en) * | 2020-05-22 | 2021-11-25 | 美家智能科技(广州)有限公司 | Pressure-sensing electric toothbrush |
| WO2022038626A1 (en) * | 2020-08-21 | 2022-02-24 | Shivsagar Tewary | A compact electro-mechanical device to curtail residual ridge resorption |
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| DE3117160C2 (en) * | 1981-04-30 | 1983-04-21 | Württembergische Parfümerie - Fabrik GmbH, 7332 Eislingen | Electric toothbrush |
| WO1992010979A1 (en) * | 1990-12-24 | 1992-07-09 | Elektro-Wärme-Technik Ihn. Günter Petz | Electric toothbrush |
| CN108095848B (en) * | 2018-02-13 | 2019-08-06 | 舒可士（深圳）科技有限公司 | A kind of electric toothbrush |
| CN209751276U (en) * | 2018-12-15 | 2019-12-10 | 东莞英伍电子有限公司 | Electric toothbrush with overvoltage reminding function |
| CN109646134B (en) * | 2019-01-17 | 2024-03-19 | 东莞微感电子技术有限公司 | Electric toothbrush with pressure feedback function |
| CN110013337B (en) * | 2019-03-12 | 2020-02-18 | 深圳市云顶信息技术有限公司 | Electric tooth brush |
| CN211300441U (en) * | 2019-05-09 | 2020-08-21 | 中山市新活力智能家居电器有限公司 | Electric toothbrush's seal structure and electric toothbrush |
| CN110101478B (en) * | 2019-05-24 | 2021-09-14 | 上海谷感智能科技有限公司 | Electric toothbrush with pressure monitoring function and working method |
| CN210990867U (en) * | 2019-09-05 | 2020-07-14 | 舒可士（深圳）科技有限公司 | Electric tooth brush |
| CN110537991A (en) * | 2019-09-10 | 2019-12-06 | 深圳汇盈达科技有限公司 | Electric toothbrush with pressure sensor |
| CN211187609U (en) * | 2019-09-19 | 2020-08-07 | 深圳市云顶信息技术有限公司 | Electric tooth brush |
| CN110897746A (en) * | 2019-12-19 | 2020-03-24 | 珠海大拇指跨境电商有限公司 | Electric toothbrush |
| CN111494049A (en) * | 2020-05-22 | 2020-08-07 | 美家智能科技(广州)有限公司 | Pressure induction 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 |
-
2020
- 2020-05-22 CN CN202010443861.2A patent/CN111494049A/en active Pending
-
2021
- 2021-05-21 WO PCT/CN2021/095185 patent/WO2021233425A1/en active Application Filing
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021233425A1 (en) * | 2020-05-22 | 2021-11-25 | 美家智能科技(广州)有限公司 | Pressure-sensing electric toothbrush |
| WO2022038626A1 (en) * | 2020-08-21 | 2022-02-24 | Shivsagar Tewary | A compact electro-mechanical device to curtail residual ridge resorption |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2021233425A1 (en) | 2021-11-25 |
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