CN219678444U

CN219678444U - Touch switch and electric toothbrush using same

Info

Publication number: CN219678444U
Application number: CN202320954628.XU
Authority: CN
Inventors: 王学武
Original assignee: Shenzhen Bestman Electronic Technology Co ltd
Current assignee: Shenzhen Bestman Electronic Technology Co ltd
Priority date: 2023-04-17
Filing date: 2023-04-17
Publication date: 2023-09-12
Anticipated expiration: 2033-04-17

Abstract

The utility model discloses a touch switch which comprises a control circuit board, wherein the control circuit board is electrically connected with a copper sheet, an insulating medium layer is paved on one side of the copper sheet, and one side of the insulating medium layer, far away from the copper sheet, can be touched by a human body. And an electric toothbrush using the touch switch. According to the utility model, the touch switch is arranged by using a capacitance principle, when the touch switch is touched by a hand of a human body in an area, a capacitance structure can be formed between the copper sheet and the human body, and then a control signal is generated to a control chip on the control circuit board through the capacitance, so that the effect of triggering the working state of the control circuit is achieved, and the touch switch with the structure has high touch sensitivity and low manufacturing cost. By the adoption of the technical scheme of the touch switch, accurate touch control can be guaranteed under a humid water environment, the appearance effect of no key on the surface of a product can be achieved, and the overall appearance sense and the attractiveness of the product are effectively improved.

Description

Touch switch and electric toothbrush using same

Technical Field

The utility model relates to the technical field of switch application, in particular to a touch switch and an electric toothbrush using the same.

Background

The electric toothbrush is characterized in that the brush head generates high-frequency vibration through the rapid rotation or vibration of the motor core, toothpaste is instantaneously decomposed into fine foam to deeply clean the gaps between teeth, and meanwhile, the vibration of the brush hair can promote the blood circulation of the oral cavity and has a massaging effect on gum tissues.

The electric toothbrush is used as a washing article, so that the waterproof effect needs to be considered mainly in the structural design process of the electric toothbrush, the traditional electric toothbrush control key is a push key, the waterproof structure of the electric toothbrush control key is generally a waterproof rubber ring or rubber coating arranged between the push key and a key through hole, and the waterproof effect of the electric toothbrush control key is lost due to ageing of silica gel after the electric toothbrush control key is used for a period of time. The new generation electric toothbrush can play a role in waterproof and improving the grade of products by designing the touch keys, but the sensitivity of the existing touch keys is poor, and particularly the phenomenon that touch failure occurs frequently under a humid water environment.

Disclosure of Invention

The utility model aims to provide a touch switch and an electric toothbrush using the same, which have high touch sensitivity and low manufacturing cost and solve the problems of the background technology.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a touch switch, includes control circuit board, control circuit board electric connection is provided with the copper sheet, insulating medium layer has been laid to copper sheet one side, insulating medium layer keeps away from copper sheet one side and can supplies human touch.

The utility model provides an use touch switch's electric toothbrush, includes the casing, the casing is insulating casing, insulating casing is insulating medium layer, be provided with the control circuit board in the casing, control circuit board electric connection is provided with the copper sheet, the copper sheet is laid on insulating casing inside wall surface.

Preferably, a cavity is formed in the shell, a vibrating motor and a storage battery are arranged in the cavity and are electrically connected with the control circuit board, through holes are formed in the upper end and the lower end of the shell, the vibrating motor is arranged at the position of the upper end of the cavity, a vibrating shaft penetrates through the through hole in the upper end of the shell, the storage battery is arranged at the position of the lower end of the cavity, and a bottom end cover is covered on the through hole in the lower end of the shell.

Preferably, a charging interface is arranged on the bottom end cover, and the charging interface is electrically connected with the control circuit board.

Preferably, an internal electrical support is arranged in the shell, and the vibrating motor and the storage battery are fixedly arranged on the internal electrical support.

Preferably, a motor gland is arranged in the shell, and the motor gland is arranged on one side of the vibrating motor, which is far away from the internal electric appliance bracket, and is fixedly connected with the internal electric appliance bracket through a screw.

Preferably, a top end cover is covered at the through hole at the upper end of the shell, a through hole for the vibrating shaft to pass through is formed in the top end cover corresponding to the vibrating shaft, a waterproof sleeve is sleeved on the periphery of the vibrating shaft in a watertight manner, and the waterproof sleeve is positioned below the top end cover.

Preferably, one end of the vibrating shaft, which is positioned outside the shell, is connected with a toothbrush head.

Preferably, the control circuit board is electrically connected with two copper sheets, the two copper sheets are symmetrically arranged at the left side and the right side of the shell, and the copper sheets are strip-shaped sheets.

Compared with the prior art, the utility model has the beneficial effects that:

according to the utility model, the touch switch is arranged by using a capacitance principle, when the touch switch is touched by a hand of a human body in an area, a capacitance structure can be formed between the copper sheet and the human body, and then a control signal is generated to a control chip on the control circuit board through the capacitance, so that the effect of triggering the working state of the control circuit is achieved, and the touch switch with the structure has high touch sensitivity and low manufacturing cost. By the adoption of the technical scheme of the touch switch, accurate touch control can be guaranteed under a humid water environment, the appearance effect of no key on the surface of a product can be achieved, and the overall appearance sense and the attractiveness of the product are effectively improved.

Drawings

FIG. 1 is an exploded view of the structure of the electric toothbrush of the present utility model;

FIG. 2 is an exploded view of the structure of the electric toothbrush of the present utility model;

FIG. 3 is a schematic view of the assembly of the internal tactile switch of the electric toothbrush of the present utility model;

FIG. 4 is a perspective view of the first embodiment of the present utility model;

fig. 5 is a perspective view of the second embodiment of the present utility model.

In the figure: 1, a shell; 2 an internal electrical appliance bracket; 3, a control circuit board; 31 copper sheets; 32 vibration motor; 321 a vibration axis; 33 storage battery; 4, a motor gland; 5 toothbrush heads; 6 top end cap; 7, waterproof sleeves; 8 bottom end caps.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-5, a touch switch includes a control circuit board 3, the control circuit board 3 is electrically connected with a copper sheet 31, an insulating medium layer is laid on one side of the copper sheet 31, and the side of the insulating medium layer away from the copper sheet 31 can be touched by a human body.

The utility model provides an use touch switch's electric toothbrush, includes casing 1, casing 1 is insulating casing, insulating casing is insulating medium layer, be provided with control circuit board 3 in the casing 1, control circuit board 3 electric connection is provided with copper sheet 31, copper sheet 31 lays on insulating casing inside wall surface. The utility model discloses a battery charger, including casing 1, battery, vibration motor 32, battery 33, vibration motor 32 and battery 33 are provided with in the cavity, be provided with inside electrical apparatus support 2 in the casing 1, vibration motor 32 and battery 33 are all fixed mounting on inside electrical apparatus support 2, vibration motor 32 and battery 33 all are with control circuit board 3 electric connection, be provided with the through-hole on the casing 1, the lower extreme, vibration motor 32 arrange in cavity upper end position department, and vibration shaft 321 runs through casing 1 upper end through-hole setting, be provided with motor gland 4 in the casing 1, motor gland 4 sets up in vibration motor 32 keep away from inside electrical apparatus support 2 one side, and through screw and inside electrical apparatus support 2 fixed connection to play the effect of fixed vibration motor 32, battery 33 arrange in cavity lower extreme position department, casing 1 lower extreme through-hole lid is equipped with bottom end cover 8, be provided with charge interface 81 on the bottom end cover 8, charge interface 81 and control circuit board 3 electric connection uses charge adapter connection charge interface 81 and external power source, can realize for supplying electricity for the battery 33 to supplement volume. The upper end through hole of the shell 1 is covered with a top end cover 6, the top end cover 6 is provided with a through hole for the vibration shaft 321 to pass through corresponding to the vibration shaft 321, the vibration shaft 321 is circumferentially sleeved with a waterproof sleeve 7 in a watertight manner, and the waterproof sleeve 7 is positioned below the top end cover 6. One end of the vibration shaft 321, which is positioned outside the shell 1, is connected with a toothbrush head 5.

The control circuit board 3 is electrically connected with two copper sheets 31, the two copper sheets 31 are symmetrically arranged on the left side and the right side of the shell 1, the copper sheets 31 are strip-shaped sheets, when the electric toothbrush shell is held by the palm of a human body, a capacitance structure is formed among the palm, the insulating shell and the copper sheets, and a circuit loop sends control information to a control chip on the control circuit board 3, and the control chip can start corresponding control operation after receiving a control signal.

To sum up: according to the utility model, the touch switch is arranged by using a capacitance principle, when a human hand touches the area where the touch switch is positioned, a capacitance structure can be formed between the copper sheet 31 and the human body, and then a control signal is generated to a control chip on the control circuit board 3 through the capacitance, so that the effect of triggering the working state of the control circuit is achieved, and the touch switch with the structure has high touch sensitivity and low manufacturing cost. By the adoption of the technical scheme of the touch switch, accurate touch control can be guaranteed under a humid water environment, the appearance effect of no key on the surface of a product can be achieved, and the overall appearance sense and the attractiveness of the product are effectively improved.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A touch switch, characterized in that: the touch screen comprises a control circuit board (3), wherein the control circuit board (3) is electrically connected with a copper sheet (31), an insulating medium layer is paved on one side of the copper sheet (31), and one side, far away from the copper sheet (31), of the insulating medium layer can be touched by a human body.

2. An electric toothbrush employing the touch switch of claim 1, characterized in that: the novel electric insulation shell comprises a shell body (1), wherein the shell body (1) is an insulation shell body, the insulation shell body is an insulation medium layer, a control circuit board (3) is arranged in the shell body (1), the control circuit board (3) is electrically connected with a copper sheet (31), and the copper sheet (31) is paved on the inner side wall surface of the insulation shell body.

3. The electric toothbrush of claim 2, wherein: form the cavity in casing (1), be provided with vibrating motor (32) and battery (33) in the cavity, vibrating motor (32) and battery (33) all with control circuit board (3) electric connection, casing (1) upper and lower extreme is provided with the through-hole, vibrating motor (32) arrange in cavity upper end position department, and vibrating shaft (321) run through casing (1) upper end through-hole setting, battery (33) arrange in cavity lower extreme position department, casing (1) lower extreme through-hole lid is equipped with bottom end cover (8).

4. The electric toothbrush of claim 3, wherein: the charging connector (81) is arranged on the bottom end cover (8), and the charging connector (81) is electrically connected with the control circuit board (3).

5. The electric toothbrush of claim 3, wherein: an internal electric appliance support (2) is arranged in the shell (1), and the vibration motor (32) and the storage battery (33) are fixedly arranged on the internal electric appliance support (2).

6. The electric toothbrush of claim 5, wherein: the motor gland (4) is arranged in the shell (1), and the motor gland (4) is arranged on one side, far away from the internal electric appliance support (2), of the vibrating motor (32) and is fixedly connected with the internal electric appliance support (2) through screws.

7. The electric toothbrush of claim 3, wherein: the waterproof device is characterized in that a top end cover (6) is covered at a through hole at the upper end of the shell (1), a through hole which can be used for the vibrating shaft (321) to pass through is formed in the top end cover (6) corresponding to the vibrating shaft (321), a waterproof sleeve (7) is sleeved on the periphery of the vibrating shaft (321) in a watertight manner, and the waterproof sleeve (7) is located below the top end cover (6).

8. The electric toothbrush according to claim 3 or 7, characterized in that: one end of the vibrating shaft (321) positioned outside the shell (1) is connected with a toothbrush head (5).

9. The electric toothbrush of claim 3, wherein: the control circuit board (3) is electrically connected with two copper sheets (31), the two copper sheets (31) are symmetrically arranged on the left side and the right side of the shell (1), and the copper sheets (31) are strip-shaped sheets.