TWM620221U - Electric toothbrush - Google Patents

Abstract

This creation discloses an electric toothbrush, which belongs to the technical field of cleaning and care, including a handle, the handle has a first cavity; a brush head, the brush head has a second cavity connected to the first cavity, and The brush head is equipped with bristles; a pressure sensor is arranged in the second cavity and is in contact with the roots of the bristles, and the pressure sensor can detect the pressing of the bristles on the pressure sensor Pressure; a power control system, arranged in the first cavity, the power control system is drivingly connected to the brush head and electrically connected to the pressure sensor, the power control system is used according to the press The pressure instantly adjusts the driving force provided to the brush head. The electric toothbrush provided by this creation can easily adjust the strength of the brush head, thereby facilitating the adjustment of the cleaning degree of the electric toothbrush, and improving the convenience of using the electric toothbrush.

Description

Electric toothbrush

This creation relates to the technical field of cleaning and care, such as an electric toothbrush.

Compared with ordinary toothbrushes, electric toothbrushes can more effectively remove tooth bacteria and reduce the occurrence of oral diseases, and have been widely used.

In the related art, an electric toothbrush includes a handle, a brush head connected to one end of the handle, and a drive circuit located in the handle and used to drive the brush head to vibrate. A mechanical switch is arranged on the handle, and the mechanical switch is connected to the drive circuit. When the mechanical switch is pressed, the drive circuit can be activated. In addition, when it is necessary to control the brush head to have different cleaning strengths, it is necessary to press the mechanical switch multiple times. Due to the working principle of the mechanical switch, users need a lot of pressing force to touch the contacts of the mechanical switch, which makes it more difficult for users with less strength to control the strength of the brush head through the mechanical switch, which reduces the convenience of using electric toothbrushes. .

This creation provides an electric toothbrush, which can easily adjust the strength of the brush head, thereby facilitating the adjustment of the cleaning degree of the electric toothbrush, and improving the convenience of use of the electric toothbrush.

The technical means used in this creation are: An electric toothbrush, including: A handle, the handle having a first cavity; A brush head, the brush head has a second cavity connected to the first cavity, and bristles are installed on the brush head; A pressure sensor arranged in the second cavity and in contact with the root of the bristles, the pressure sensor can detect the pressing force of the bristles on the pressure sensor; The power control system is arranged in the first cavity, the power control system is drivingly connected to the brush head and electrically connected to the pressure sensor, and the power control system is used for real-time according to the pressing force Adjust the driving force provided to the brush head.

Optionally, the power control system includes a controller and a drive motor connected to each other, the controller is electrically connected to the pressure sensor, the drive motor is drivingly connected to the brush head, and the control The magnitude of the current output by the actuator to the drive motor is positively related to the magnitude of the pressing force, and the magnitude of the drive force provided by the drive motor to the brush head is positively related to the magnitude of the received current.

Optionally, it further includes a Bluetooth connection module, and the Bluetooth connection module is electrically connected to the controller.

Optionally, it further includes a rechargeable battery and a wireless charging module connected to the rechargeable battery, the rechargeable battery is arranged in the first cavity and electrically connected to the power control system, the wireless charging module Set at one end of the handle.

Optionally, it further includes a touch switch, the side wall of the handle is provided with an installation opening, the touch switch is installed at the installation opening, and the touch switch is connected to the rechargeable battery and the power control system between.

Optionally, the touch switch is hermetically connected with the side wall of the handle.

Optionally, the rechargeable battery is a graphene battery.

Optionally, a Type-C interface is further provided on the handle, and the Type-C interface is electrically connected to the rechargeable battery.

Optionally, the handle includes a base and a shell whose one end is fixedly connected to the base, the Type-C interface and the wireless charging module are respectively arranged in the base, the rechargeable battery and the The power control system is respectively arranged in the casing, and the brush head is installed at the other end of the casing.

Optionally, the material of the bristles is a self-sterilizing carbon fiber material.

The electric toothbrush provided by this creation is equipped with a pressure sensor on the brush head, so that the pressure sensor can instantly detect the pressing force of the bristles on the pressure sensor, and then can infer the user's intention, and the power control system can be based on the user The intention of immediately controlling the driving force provided to the brush head, so that the brush head can produce different strengths of cleaning force, realizes the automatic control of the brush head cleaning strength, without the need for the user to manually control through the mechanical switch, so that users with less strength can also The electric toothbrush can be controlled smoothly, and the convenience of the electric toothbrush is improved.

The technical means of this creation will be further explained below in conjunction with the drawings and specific implementations. It can be understood that the specific embodiments described here are only used to explain the creation. In addition, it should be noted that, for ease of description, only the parts related to the creation are shown in the drawings, but not all.

In the description of this creation, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. The indicated position or positional relationship is based on the position or positional relationship shown in the diagram, which is only for the convenience of describing the creation and simplified description, and does not indicate or imply that the pointed device or component must have a specific orientation or a specific orientation. Construction and operation. In addition, the terms "first" and "second" are only used for descriptive purposes, and cannot be understood as indicating or implying relative importance.

In the description of this creation, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection", and "connection" should be understood in a broad sense, for example, it can be a fixed connection or a detachable connection. Connection; it can be a mechanical connection or an electrical connection; it can be directly connected, or indirectly connected through an intermediate medium, and it can be the internal communication between two components. For those with general knowledge in the technical field, they can understand the meaning of the above-mentioned terms in this creation according to the situation.

This embodiment provides an electric toothbrush, which can easily adjust the strength of the brush head, thereby facilitating the adjustment of the cleaning degree of the electric toothbrush, and improving the convenience of use of the electric toothbrush.

As shown in Figures 1 to 4, the electric toothbrush includes a handle 1, a brush head 2, a pressure sensor 3, and a power control system 4. 4, the handle 1 has a first cavity 11, the brush head 2 has a second cavity 21 connected to the first cavity 11, and bristles 22 are installed on one side of the brush head 2. The brush head 2 can have a limited displacement, that is, the bristles 22 can move on the brush head 2 under the premise that the bristles 22 will not be separated from the brush head 2 and the bristles 22 will not be completely embedded in the second cavity 21.

Please continue to refer to FIG. 4, the pressure sensor 3 is disposed in the second cavity 21 and is in contact with the roots of the bristles 22, and the pressure sensor 3 is used to detect the pressing force of the bristles 22 on the pressure sensor 3. In one embodiment, when the user uses an electric toothbrush to brush his teeth, the roots of the bristles 22 abut on the pressure sensor 3, and the pressure sensor 3 can detect the pressure of the toothbrush on the teeth, and the pressure can reflect the user's desire. The pressure exerted by the electric toothbrush can then reflect whether the user wants a stronger cleaning power.

The above-mentioned power control system 4 is fixedly arranged in the first cavity 11, and the power control system 4 is drivingly connected to the brush head 2 and electrically connected to the pressure sensor 3, and the power control system 4 is used to respond to the pressure sensor 3 The detected pressing force immediately adjusts the driving force provided to the brush head 2 so that the brush head 2 can produce different cleaning powers to meet the needs of users, realize the protection of users’ teeth, and effectively solve dental health problems. . Among them, the power control system 4 can drive the brush head 2 to vibrate, and adjust the cleaning force generated by the brush head 2 by controlling the vibration amplitude and frequency of the brush head 2.

In the electric toothbrush provided in this embodiment, a pressure sensor 3 is provided on the brush head 2, so that the pressure sensor 3 can instantly detect the pressing force of the bristles 22 on the pressure sensor 3, and then can infer the user’s intention. The power control system can instantly control the driving force provided to the brush head 2 according to the user's intention, so that the brush head 2 can produce different cleaning forces, and realize the automatic control of the cleaning force of the brush head 2, without the user having to manually switch through the mechanical switch. The control enables users with less energy to control the electric toothbrush smoothly, which improves the convenience of the electric toothbrush.

Optionally, as shown in FIG. 5, the power control system 4 includes a controller 41 and a drive motor 42 connected to each other. Wherein, the controller 41 is electrically connected to the pressure sensor 3, and is used to obtain the pressing force detected by the pressure sensor 3. The controller 41 can obtain the current that needs to be provided to the driving motor 42 according to the pressing force, thereby controlling the driving The motor 42 operates under this current. The driving motor 42 is drivingly connected to the brush head 2, and the current output from the controller 41 to the driving motor 42 is positively related to the pressing force, and the driving force provided by the driving motor 42 to the brush head 2 is positively related to the received current . For example, the greater the pressing force detected by the pressure sensor 3, the greater the current that the controller 41 inputs to the drive motor 42, and the greater the drive force provided by the drive motor 42 to the brush head 2, so that the brush head 2 The greater the cleaning power produced. The driving motor 42 in this embodiment is an ultra-low-quiet and high-balanced motor to reduce the noise generated by the driving motor 42. For example, as shown in FIG. 4, the driving motor 42 and the brush head 2 can be connected through a signal transmission line 9.

In one embodiment, the electric toothbrush further includes a Bluetooth connection module. The Bluetooth connection module is electrically connected to the controller 41. The user can also pair and connect with the Bluetooth connection module according to the electronic device with Bluetooth, and then can connect to the electronic device. Send instructions to the controller 41 to control the electric toothbrush, and then realize the connection between the electric toothbrush and the smart home or smart electronic device, so that the smart home or smart electronic device can perform the daily health of the user through the electric toothbrush. Monitoring has improved the intelligence of electric toothbrushes. Optionally, the electric toothbrush may also include a 5G wireless connection module, and the 5G wireless connection module can have the same function as the Bluetooth connection module, and the connection speed is faster.

As shown in FIG. 4, the electric toothbrush in this embodiment further includes a rechargeable battery 5 and a wireless charging module 6 connected to the rechargeable battery 5. The rechargeable battery 5 is arranged in the first cavity 11 and is electrically connected to the controller 41 in the power control system 4, and the rechargeable battery 5 is used to provide electric energy to the controller 41. The wireless charging module 6 is arranged at one end of the handle 1, and the rechargeable battery 5 can be wirelessly charged through the wireless charging module 6, so that the electric toothbrush can have high waterproof performance and can also facilitate the charging of the rechargeable battery 5. Among them, the wireless charging module 6 can be used with a wireless charging stand, and the structure of the wireless charging module 6 can refer to related technologies.

The rechargeable battery 5 in this embodiment is a graphene battery. The graphene battery has the advantages of high charging efficiency and strong stability, and can be widely used in the battery industry and the furniture industry.

As shown in Figure 1, the electric toothbrush also includes a touch switch 7, wherein the side wall of the handle 1 is provided with an installation port, the touch switch 7 is installed on the installation port, and the touch switch 7 is connected to the rechargeable battery 5 and the power control system 4. Between the controllers 41 for controlling the connection between the rechargeable battery 5 and the controller 41. It should be noted that the touch switch 7 can be a touch screen, and the user can control the connection between the rechargeable battery 5 and the controller 41 by touching the touch screen. Compared with the physical button switch in the related technology, the user can control the connection between the rechargeable battery 5 and the controller 41. Easy to operate and highly intelligent. Optionally, the touch switch 7 is hermetically connected to the side wall of the handle 1, that is, the touch switch 7 in this embodiment is a fully enclosed touch switch 7 to solve the wading problem of the electric toothbrush and make the electric toothbrush Toothbrushes have high water resistance.

In this embodiment, as shown in Figure 4, the handle 1 is also provided with a Type-C interface 8, and the Type-C interface 8 is electrically connected to the rechargeable battery 5, and the rechargeable battery 5 can be wired through the Type-C interface 8. Charging enables the electric toothbrush provided in this embodiment to support not only wireless charging but also wired charging, which reduces the limitation of electric toothbrush charging and reduces the probability that the electric toothbrush cannot be used because it cannot be charged.

In one embodiment, as shown in FIG. 3 or FIG. 4, the handle 1 includes a base 12 and a housing 13 fixedly connected to the base 12 at one end. Both the base 12 and the housing 13 are cylindrical, and the cross-sectional diameter of the base 12 is larger than the cross-sectional diameter of the housing 13, so that the electric toothbrush can be placed upright. The Type-C interface 8 and the wireless charging module 6 are respectively arranged in the base 12, the rechargeable battery 5 and the power control system 4 are respectively arranged in the housing 13, and the brush head 2 is installed at the other end of the housing 13, and the brush head There is a gap between 2 and the housing 13 so that the brush head 2 can vibrate with a small amplitude relative to the housing 13.

In this embodiment, the material of the bristles 22 is a self-sterilizing carbon fiber material, so that the bristles 22 can have a high degree of self-cleaning. In addition, the material of the handle 1 in this embodiment is a waterproof, antistatic, and chemical resistant material.

1: handle 11: The first cavity 12: Base 13: shell 2: brush head 21: The second cavity 22: bristles 3: Pressure sensor 4: Power control system 41: Controller 42: drive motor 5: Rechargeable battery 6: Wireless charging module 7: Touch switch 8: Type-C interface 9: Signal transmission line

[Figure 1] is a schematic diagram of the structure of the electric toothbrush provided by this creative embodiment. [Figure 2] is a rear view of the electric toothbrush provided by this creative embodiment. [Figure 3] is a side view of the electric toothbrush provided by this creative embodiment. [Figure 4] is a schematic cross-sectional view of the electric toothbrush provided by this creative embodiment. [Figure 5] is the connection diagram of the structure in the electric toothbrush provided by this creative embodiment.

11: The first cavity

12: Base

13: shell

2: brush head

21: The second cavity

3: Pressure sensor

4: Power control system

5: Rechargeable battery

6: Wireless charging module

8: Type-C interface

9: Signal transmission line

Claims (10)

An electric toothbrush, its characteristics include: A handle (1), the handle (1) has a first cavity (11); A brush head (2), the brush head (2) has a second cavity (21) connected to the first cavity (11), and bristles (22) are installed on the brush head (2); The pressure sensor (3) is arranged in the second cavity (21) and is in contact with the root of the bristles (22). The pressure sensor (3) can detect that the bristles (22) are in the pressure sensor (3) The pressing force on; The power control system (4) is arranged in the first cavity (11). The power control system (4) is drivingly connected to the brush head (2) and electrically connected to the pressure sensor (3). The power control system (4) is used for instantly adjusting the driving force provided to the brush head (2) according to the pressing force. The electric toothbrush according to claim 1, wherein the power control system (4) includes a controller (41) and a drive motor (42) connected to each other, and the controller (41) is electrically connected to the pressure sensor (3) The driving motor (42) is drivingly connected to the brush head (2), and the current output from the controller (41) to the driving motor (42) is positively related to the pressing force, the driving motor (42) The driving force provided to the brush head (2) is positively correlated with the current received. The electric toothbrush according to claim 2, which further includes a Bluetooth connection module, and the Bluetooth connection module is electrically connected to the controller (41). The electric toothbrush according to claim 1, which further comprises a rechargeable battery (5) and a wireless charging module (6) connected to the rechargeable battery (5), and the rechargeable battery (5) is arranged in the first cavity (11) The inner part is electrically connected to the power control system (4), and the wireless charging module (6) is arranged at one end of the handle (1). The electric toothbrush according to claim 4, which further comprises a touch switch (7), the side wall of the handle (1) is provided with an installation opening, the touch switch (7) is installed in the installation opening, and the touch control The switch (7) is connected between the rechargeable battery (5) and the power control system (4). The electric toothbrush according to claim 5, wherein the touch switch (7) and the side wall of the handle (1) are hermetically connected. The electric toothbrush according to claim 4, wherein the rechargeable battery (5) is a graphene battery. The electric toothbrush according to claim 4, wherein the handle (1) is further provided with a Type-C interface (8), and the Type-C interface (8) is electrically connected to the rechargeable battery (5). The electric toothbrush according to claim 8, wherein the handle (1) includes a base (12) and a housing (13) fixedly connected to the base (12) at one end, the Type-C interface (8) and the The wireless charging module (6) is respectively arranged in the base (12), the rechargeable battery (5) and the power control system (4) are respectively arranged in the casing (13), and the brush head (2) is installed in The other end of the housing (13). The electric toothbrush according to claim 1, wherein the material of the bristles (22) is a self-sterilizing carbon fiber material.

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