CN211796987U

CN211796987U - Rolling type electric toothbrush

Info

Publication number: CN211796987U
Application number: CN201922356181.2U
Authority: CN
Inventors: 彭浩强
Original assignee: Shenzhen Hongle Technology Co Ltd
Current assignee: Shenzhen Hongle Technology Co Ltd
Priority date: 2019-12-25
Filing date: 2019-12-25
Publication date: 2020-10-30
Anticipated expiration: 2029-12-25

Abstract

The utility model discloses a rolling type electric toothbrush, which comprises a control module, wherein the control module is electrically connected with a battery pack, a control switch and an indicator light, the battery pack is electrically connected with a charging module, and the control switch is electrically connected with a motor through a driving module; the charging module is electrically connected with an SGD5141SC chip, two ends of the SGD5141SC chip are electrically connected with a diode D11, a capacitor C11, a resistor R12, a triode Q11 and a resistor R11, the diode D11, the capacitor C11 and the resistor R12 are mutually connected in series, the base of the triode Q11 is electrically connected with the capacitor C11, and the collector of the triode Q11 is electrically connected with the terminal pin of the SGD5141SC chip through a resistor R11; the utility model discloses it realizes the reset operation to the system to add D11, C11, R12, triode Q11 in charging circuit, and through a low level pulse of RST output, we can utilize this low level pulse to come reset system.

Description

Rolling type electric toothbrush

Technical Field

The utility model relates to a technical field that washes one's face and rinses one's mouth specifically is a roll formula electric toothbrush.

Background

The electric toothbrush enables the brush head to generate high-frequency vibration through the quick rotation or vibration of the motor core, instantaneously decomposes the toothpaste into fine foam to deeply clean slits between teeth, and simultaneously, the vibration of the bristles can promote the blood circulation of the oral cavity and has a massage effect on gum tissues; however, the conventional electric toothbrush is generally controlled by a single key, so that the electric toothbrush is easily halted and the like when in use, and is difficult to wake up when a reset key is not arranged, so that the electric toothbrush cannot be used, and a control circuit of the electric toothbrush capable of waking up the halt is needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a roll formula electric toothbrush has the function that can awaken up under the condition that electric toothbrush dies for solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a rolling type electric toothbrush comprises a control module and a battery component, wherein the control module is electrically connected with a battery pack, a control switch, an indicator lamp, a storage module and a display module, the battery pack is electrically connected with a charging module, the control switch is electrically connected with a driving module, the driving module is electrically connected with a motor, the bottom of the battery component is fixedly connected with a charging seat, the upper part of the battery component is fixedly connected with the motor component, the upper part of the motor component is fixedly connected with a control component, the upper part of the control component is fixedly connected with a speed reducer component, the top end of the speed reducer component is fixedly provided with a brush head, the interior of the brush head is movably connected with a rotating brush, the control component is provided with the control switch and the indicator lamp, and one side;

the charging module is electrically connected with an SGD5141SC chip, two ends of the SGD5141SC chip are electrically connected with a diode D11, a capacitor C11, a resistor R12, a triode Q11 and a resistor R11, the diode D11, the capacitor C11 and the resistor R12 are connected in series, a base of the triode Q11 is electrically connected with the capacitor C11, a collector of the triode Q11 is electrically connected with the resistor R11, one end of the resistor R11 is electrically connected with an end pin of the SGD5141SC chip, an emitter of the triode Q11 is electrically connected with the resistor R12, one end of the resistor R11, which is electrically connected with the triode Q2, is provided with a RST end pin, and the RST end pin is electrically connected with a reset pin of the control module 539 11.

Preferably, the control module is electrically connected with a display module and a storage module.

Preferably, the control switch is at least provided with three groups of gears, namely a low-speed gear, a high-speed gear and a memory gear.

Preferably, the control module adopts an MSP430G2210 microprocessor chip, and the MSP430G2210 microprocessor chip is electrically connected with a DRV8850 chip.

Preferably, the DRV8850 chip is electrically connected with an SN74LVC1G14 single-channel schmitt trigger inverter, and the SN74LVC1G14 single-channel schmitt trigger inverter is electrically connected with an SN74LVC1G80 single-channel rising edge class-D flip-flop.

Preferably, the DRV8850 chip is provided with an LDO regulator inside.

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

the utility model discloses it has D11 to add in charging circuit, C11, R12 route charges to C11, triode Q11 base voltage equals VCHG at first, Q11 switches on, RST output low level, triode Q11 base voltage can reduce along with C11's charging process gradually, when triode base voltage is less than 0.5-0.7V, the triode is turned off, RST output high level, insert the in-process above the charging base to electric toothbrush promptly, RST position can export a low level pulse, we can utilize this low level pulse to come resetting system.

Drawings

FIG. 1 is a block diagram of the system of the present invention;

FIG. 2 is a system circuit diagram of the present invention;

fig. 3 is a circuit diagram of the charging module of the present invention;

fig. 4 is a schematic view of the electric toothbrush of the present invention.

In the figure: 1. a battery component; 2. a charging seat; 3. a motor component; 4. a control component; 5. a reducer component; 6. a brush head; 7. rotating the brush; 8. a control switch; 9. an indicator light; 10. a display screen.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The same reference numbers in different drawings identify the same or similar elements; it should be further understood that terms such as "first," "second," "third," "upper," "lower," "front," "rear," "inner," "outer," "end," "portion," "section," "width," "thickness," "zone," and the like, may be used solely for convenience in reference to the figures and to aid in describing the invention, and are not intended to limit the invention.

Referring to fig. 1-4, the present invention provides a technical solution: a rolling type electric toothbrush comprises a control module and a battery component 1;

according to fig. 1, in order to realize the control of the system, a control module is provided and electrically connected with a battery pack, a control switch, a display module, a storage module 8, an indicator light 9, a storage module and a display module, in order to realize the charging of the battery pack, the battery pack is electrically connected with a charging module, in order to realize the control of a motor, the control switch is provided and electrically connected with a driving module, the driving module is electrically connected with the motor, in order to realize different speeds required by different people, the control switch is at least provided with three groups of gears, namely a low-speed gear, a high-speed gear and a memory gear, the memory gear at the position can record the use gear of a user, and can be directly selected for use;

according to fig. 4, in order to realize charging, a charging seat 2 is fixedly connected to the bottom of a battery part 1, in order to realize power output, a motor part 3 is fixedly connected to the upper part of the battery part 1, in order to realize on-off control of a circuit, a control part 4 is fixedly connected to the upper part of the motor part 3, in order to realize rotating speed suitable for tooth brushing, a speed reducer part 5 is fixedly connected to the upper part of the control part 4, in order to realize tooth brushing, a brush head 6 is fixedly arranged at the top end of the speed reducer part 5, a rotating brush 7 is movably connected to the inside of the brush head 6, in order to realize up-and-down control, a control switch 4 and an indicator lamp 9 are arranged on the control part 4, and in order to realize voltage;

according to fig. 2, to achieve control, the control module is made using an MSP430G2210 microprocessor chip with a powerful 16-bit RISC CPU, 16-bit registers and a constant number generator to help achieve maximum coding efficiency. The Digital Controlled Oscillator (DCO) can complete the wake-up from the low power consumption mode to the running mode in less than 1 mu s, and the MSP430G2210 microprocessor chip is an ultra-low power mixed signal microcontroller which is provided with a built-in 16-bit timer and 4I/O pins. In addition, MSP430G2210 is equipped with a multipurpose analog comparator, in order to realize the drive to the motor, the chip of MSP430G2210 microprocessor is electrically connected with DRV8850 chip, DRV8850 is H bridge motor driver with low voltage and high current, DRV8850 chip is equipped with LDO voltage regulator, in order to realize the control to the circuit, DRV8850 chip is electrically connected with SN74LVC1G14 single Schmitt trigger reverser, SN74LVC1G14 single Schmitt trigger reverser is electrically connected with SN74LVC1G80 single rising edge D type trigger;

according to fig. 3, in order to realize wireless charging of the electric toothbrush, the SGD5141SC chip is electrically connected to the charging module, in order to realize the reset signal generation when the system is halted, a diode D11, a capacitor C11, a resistor R12, a triode Q11 and a resistor R11 are electrically connected to two ends of the SGD5141SC chip, the diode D11, the capacitor C11 and the resistor R12 are mutually connected in series, a base of the triode Q11 is electrically connected with the capacitor C11, a collector of the triode Q11 is electrically connected with the resistor R11, one end of the resistor R11 is electrically connected with a terminal pin of the SGD5141SC chip, an emitter of the triode Q11 is electrically connected with the resistor R12, in order to realize output of a reset signal, a RST terminal pin is arranged at one end of the resistor R11 electrically connected with the triode Q11, if the reset pin of the control module is reliable in function, the RST is connected with the reset pin, the RST pin can be used for controlling the on-off of the power supply if the reset pin is not available or unreliable.

The working principle is as follows: the control switch can control the driving module to realize the operation of the motor, so that the motor can clean human teeth, the control switch is provided with a plurality of groups of gears for selection, the electric toothbrush is provided with an indicator light for displaying the operation state of the electric toothbrush, and the realization module is used for displaying the electric quantity of the electric toothbrush and other problems; when the electric toothbrush is in a dead halt, the electric toothbrush can be charged, so that the voltage of VCHG can rapidly rise, the VCHG charges C11 through paths D11, C11 and R12, the base voltage of a triode Q11 is equal to VCHG at first, Q11 is conducted, and RST outputs low level. The base voltage of the triode Q11 is gradually reduced along with the charging process of the C11, when the base voltage of the triode is lower than 0.5-0.7V, the triode is turned off, RST outputs high level, then RST outputs a reset signal, and the reset signal is used for performing crash awakening.

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

Claims

1. A rolling electric toothbrush comprising a control module and a battery unit (1), characterized in that: the electric charging device is characterized in that the control module is electrically connected with a battery pack, a control switch (8), an indicator lamp (9), a storage module and a display module, the battery pack is electrically connected with a charging module, the control switch (8) is electrically connected with a driving module, the driving module is electrically connected with a motor, the bottom of the battery part (1) is fixedly connected with a charging seat (2), the upper part of the battery part (1) is fixedly connected with a motor part (3), the upper part of the motor part (3) is fixedly connected with a control part (4), the upper part of the control part (4) is fixedly connected with a speed reducer part (5), the top end of the speed reducer part (5) is fixedly provided with a brush head (6), the inside of the brush head (6) is movably connected with a rotating brush (7), and the control switch (8) and the, a display screen (10) is arranged on one side of the battery component (1);

2. A rolling electric toothbrush according to claim 1, wherein: the control module is electrically connected with a display module and a storage module.

3. A rolling electric toothbrush according to claim 1, wherein: the control switch is provided with at least three groups of gears, namely a low-speed gear, a high-speed gear and a memory gear.

4. A rolling electric toothbrush according to claim 1, wherein: the control module adopts an MSP430G2210 microprocessor chip, and the MSP430G2210 microprocessor chip is electrically connected with a DRV8850 chip.

5. A rolling electric toothbrush according to claim 4, wherein: the DRV8850 chip is electrically connected with an SN74LVC1G14 single-path Schmitt trigger reverser, and the SN74LVC1G14 single-path Schmitt trigger reverser is electrically connected with an SN74LVC1G80 single-path rising edge D type trigger.

6. A rolling electric toothbrush according to claim 4, wherein: an LDO voltage regulator is arranged in the DRV8850 chip.