CN206166161U - Toothbrush with life prompt facility - Google Patents

Abstract

The utility model relates to a toothbrush with service life prompting function, which comprises bristles and a brush handle. The holding part of the brush handle is provided with a raised button and a light-transmitting window, and the corresponding holding part is buried inside the brush handle. There is a circuit board, which is equipped with counting switch, LED light, CPU and battery. The installation position of the counting switch corresponds to the top and bottom of the button, and the installation position of the LED light corresponds to the top and bottom of the light-transmitting window. The CPU is equipped with a delay counting and the flashing light are controlled and electrically connected with the battery, the counting switch and the LED light respectively. This utility model has only one button on the brush handle. The user only needs to press the button, and the counting switch will trigger a counting signal to the CPU. /or light prompts to remind the user to replace the toothbrush, thereby improving oral unhygienic problems caused by toothbrush overdue service. The utility model has the advantages of simple structure and convenient operation.

Description

Toothbrush with service life reminder function

technical field

The utility model relates to the field of toothbrushes, in particular to a toothbrush which can prompt service life.

Background technique

In daily life, cleaning teeth is one of the important ways to maintain oral hygiene. Developing a good habit of brushing teeth and using the toothbrush correctly are very important to our oral hygiene. Although the toothbrush can clean the oral cavity, if it is used for too long, it will hide dirt, not only cannot clean the teeth, but will cause oral diseases. In real life, many people don't understand this truth, or don't notice that the service life of the toothbrush has expired, so it often happens that the toothbrush is "served" for a long time, and some even use the bristles to wear bald.

Thereby, a kind of toothbrush with indicator just arises at the historic moment. Disclosed a kind of multifunctional children's toothbrush as Chinese utility model CN 204561311U. The brush head of the toothbrush can be replaced, and a power supply, a timer, a counter, a vibrator, a music player, a buzzer, and an LED light are arranged in the inner cavity of the brush handle, and a power switch and a timer switch are arranged on the brush handle. Set the brushing time, use vibration, buzzer and LED light to remind the brushing time is up, and at the same time give a signal to the counter to count once. Calculate the time used by the number of times used. The brush head can be replaced when the specified time is reached. The utility model can also be provided with a counter switch on the brush handle, press the counter switch every time the brush is brushed, and then count through the counter connected with the switch, and then calculate the use time. This utility model patent can indeed play a role in reminding the service life of the toothbrush. However, the structure is complicated, the production cost is high, and there are many buttons and switches on the brush handle, which is not easy to operate and use; in addition, because the brush head can be replaced, the power part, The counting parts are all connected in sections, resulting in connection gaps, which are prone to water leakage or fouling, which is neither beautiful nor easy to short circuit.

Utility model content

The purpose of the utility model is to provide a toothbrush with a service life prompt function which can not only remind the service life of the toothbrush, but also has a simple structure, easy operation and low cost.

The utility model comprises bristles and a brush handle. A protruding button and a light-transmitting window are arranged on the holding part of the brush handle. A circuit board is buried inside the brush handle corresponding to the holding part. There are counting switch, LED light, CPU and battery, among which the installation position of the counting switch corresponds to the top and bottom of the button, and the installation position of the LED light corresponds to the top and bottom of the light transmission window. The CPU is electrically connected to the battery, the counting switch and the LED light respectively. The counting control and the switch control of the LED light are carried out by the CPU, wherein the CPU and the LED light are connected in series between the positive and negative poles of the battery.

According to an embodiment of the present invention, the counting control of the CPU adopts delay counting control; in addition, a sounder can be provided, which is connected in parallel with the LED light between the battery and the CPU. At this time, a sounding control circuit is provided in the CPU.

The sounder can be a buzzer, the battery is a button battery, and the LED light is a light emitting diode. In addition, the circuit board and the brush handle are integrally injection molded.

This utility model only has a raised button on the handle of the toothbrush. The user only needs to press the button each time when using the toothbrush, and the counting switch will trigger a counting signal to the CPU. After reaching a certain delay time, it will be counted in the CPU. Once, when the preset number of uses is reached, the LED light will emit light through the light-transmitting window and/or the sounder will emit a buzzer to remind the user that it is time to replace the toothbrush, which can effectively improve the toothbrush caused by overdue service. oral hygiene problems. The utility model has only one button switch, and all other components are buried in the brush handle, and there is an audible and visual prompt after the counting time is full, and the structure is simple and the operation is convenient.

Description of drawings

Fig. 1 is a structure diagram of the utility model toothbrush.

Fig. 2 is a working principle block diagram of each component on the circuit board of the utility model.

Fig. 3 is the circuit diagram of the utility model circuit board.

detailed description

As shown in Figure 1, it is the overall structure diagram of the toothbrush 1 of the present invention. In this embodiment, the bristles 11 and the handle 12 are integrally formed, and the appearance is similar to a conventionally used toothbrush. A protruding button 13 and a light-transmitting window 14 are arranged on the gripping portion of the brush handle 12 . A circuit board 2 is buried inside the brush handle corresponding to the holding part, and the circuit board 2 is provided with a counting switch 23, an LED indicator light 24, a CPU 21 and a battery 22, wherein the installation position of the counting switch 23 is exactly the same as that of the button 13. Corresponding up and down, the installation position of the LED lamp is just corresponding to the up and down of the light-transmitting window 14; the CPU is electrically connected with the battery 22, the counting switch 23 and the LED indicator 24. When this toothbrush 1 is produced and processed, a notch is reserved in the holding part of the handle 12, and the brush handle is integrally plastic-sealed after the circuit board 2 is placed, so that the toothbrush 1 as a whole does not have any seams.

As shown in Fig. 2, it is a working principle diagram of the circuit board according to the utility model. Wherein the CPU 21 is the core component, which is electrically connected with the battery 22, the counting switch 23 and the LED lights respectively. According to a preferred embodiment of the present utility model, this CPU21 can also be connected with a sounder 25---such as buzzer. The CPU21 in the utility model is set to delay counting, after pressing the counting switch 23 once, it lasts for a period of time, such as 3 minutes or 5 minutes, counting once when it is full, that is, no matter how many times the switch is pressed repeatedly during this period, it is only counted. Once, that is, the first lock, after the lock time, press the switch again to count the number of times. If the switch is still pressed for more than the set time, another time will be counted. Also can set service life in CPU21, use 120 times or 150 times as setting and use as toothbrush scrapping time, at this moment, from the penultimate third beginning, CPU21 controls LED light 24 to start flickering and/or sounder 25 to start tweeting to remind user. Wherein, the mode that the LED lamp flickers and the mode that the sounder 25 tweets all can be set in advance. Of course, it is also possible to pre-set the counting switch 23 in the CPU once and brush the teeth once instead of adopting the delayed counting setting. Since these counting settings can be fully realized through the existing CPU and the trigger counting switch, no further description is given here. The user only needs to press the button 13, and the button 13 triggers the counting switch 23. At this moment, the CPU on the circuit board starts counting. When the number of times reaches the service life, the toothbrush can be discarded directly.

FIG. 3 is a circuit diagram of a built-in circuit board according to a preferred embodiment of the present invention. Wherein CPU21, LED light 24---be that light-emitting diode and sounder 25 are connected at the two ends of battery 22 here, wherein LED light 24 and sounder 25 are connected in parallel between battery 22 and CPU21, and a counter switch 23 links with CPU21 , to trigger a count signal in the CPU21 when the switch is pressed. The CPU adopts an ultra-power-saving design, and basically consumes no power in standby mode, so the effective working time of the toothbrush is basically equal to the effective storage time of the battery, generally 2 to 5 years. Therefore, each element in the battery and the brush handle is in a state of constant connection, and the power is always on, without the need for an additional power switch. Described battery can adopt miniature button battery.

The above descriptions are only preferred embodiments of the present utility model, and are not intended to limit the scope of the present utility model, and various changes can also be made to the above-mentioned embodiments of the present utility model. That is to say, all simple and equivalent changes and modifications made according to the claims of the utility model application and the content of the description all fall within the protection scope of the claims of the utility model patent. What the utility model does not describe in detail is conventional technical contents.

Claims (8)

1. A toothbrush with a service life reminder function, comprising bristles and a brush handle, characterized in that, the grip part of the brush handle is provided with a raised button and a light-transmitting window, and the corresponding grip part is on the brush handle. A circuit board is buried inside, and the circuit board is equipped with a counting switch, LED light, CPU and battery. It is electrically connected with the battery, the counting switch and the LED lamp to perform counting control and switch control of the LED lamp through the CPU. 2. The toothbrush with service life reminder function according to claim 1, characterized in that the CPU and the LED light are connected in series between the positive and negative poles of the battery. 3. The toothbrush with service life reminder function according to claim 1, characterized in that, the counting control of the CPU adopts delay counting control. 4. The toothbrush with service life reminder function according to claim 1, characterized in that, a sounder and an LED light are connected in parallel between the battery and the CPU, and the CPU is provided with a sound control. 5. The toothbrush with service life reminder function according to claim 4, characterized in that, the sounder is a buzzer. 6. The toothbrush with service life reminder function according to claim 1, wherein the battery is a button battery. 7. The toothbrush with service life reminder function according to claim 1, characterized in that, the LED light is a light emitting diode. 8. The toothbrush with service life reminder function according to claim 1, characterized in that the circuit board and the brush handle are integrally injection molded.