CN212965335U - Battery power display circuit of oral cavity cleaning appliance and oral cavity cleaning appliance - Google Patents
Battery power display circuit of oral cavity cleaning appliance and oral cavity cleaning appliance Download PDFInfo
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- CN212965335U CN212965335U CN202021261974.2U CN202021261974U CN212965335U CN 212965335 U CN212965335 U CN 212965335U CN 202021261974 U CN202021261974 U CN 202021261974U CN 212965335 U CN212965335 U CN 212965335U
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Abstract
A battery power display circuit of an oral cavity cleaning appliance comprises a processing module, an input module and a mode indicator lamp group which comprises a plurality of light-emitting elements and is used for indicating the working mode of the oral cavity cleaning appliance; the input module and the mode indicating lamp set are respectively connected with the processing module circuit; the processing module is used for acquiring the current electric quantity of the battery of the oral cavity cleaning appliance, receiving the signal of the input module and controlling the mode indicating lamp set to display the current electric quantity; at least one light-emitting element in the mode indicating lamp group represents the residual electric quantity in a first display mode, and the rest light-emitting elements represent the consumed electric quantity in a second mode. The current electric quantity of the oral cavity cleaning appliance is obtained by utilizing the existing processing module, the residual electric quantity and the consumed electric quantity are determined, the electric quantity is displayed through the mode indicating lamp set, the residual electric quantity is indicated through the common mode indicating lamp set, a new structure cannot be added, the space for displaying icons is saved, the electric quantity indication is more visual, and the display interface is attractive.
Description
Technical Field
The utility model belongs to the technical field of oral cavity cleaning device, a power display circuit of oral cavity cleaning device is related to.
Background
The electric toothbrush is a novel oral health product, can more scientifically and effectively remove dental plaque, reduce oral diseases such as gingivitis, periodontal disease and gingival bleeding and is a popular daily use article at present compared with a common toothbrush.
People are used to clean the electric toothbrush in the morning and evening, the supply of the power supply of the electric toothbrush is required to be guaranteed, the electric quantity display can help a user to know the power supply state of the electric toothbrush, and the electric toothbrush is charged in time when the electric quantity is insufficient. The main ways of displaying the electric quantity of the current electric toothbrush are as follows: the electric quantity is displayed through a display screen on the electric toothbrush or displayed by electric quantity indicating lamps with different colors.
The electric quantity state that can know electric toothbrush after the start is all needed to show the electric quantity with the display screen or indicate the electric quantity with the LED lamp, and the user all need carry out the start operation earlier when deciding whether need to charge like this, and the start at every turn all needs certain start time, uses to experience not good. In addition, the display screen or the electric quantity indicator lamp is used for displaying the electric quantity, a new structure and a production process are required to be added, and the cost is high.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects and deficiencies existing in the prior art, the utility model aims to provide a battery power display circuit of an oral cavity cleaning appliance which is easy to identify and judge, simple in process and low in cost.
In order to achieve the above purpose, the present invention is realized by the following technical solution.
The technical scheme of the utility model is a battery power display circuit of an oral cavity cleaning appliance, which comprises a processing module, an input module and a mode indicating lamp group which comprises a plurality of light-emitting elements and is used for indicating the working mode of the oral cavity cleaning appliance; the input module and the mode indicating lamp set are respectively connected with the processing module circuit; the processing module is used for acquiring the current electric quantity of the battery of the oral cavity cleaning appliance, receiving the signal of the input module and controlling the mode indicating lamp set to display the current electric quantity;
at least one light-emitting element in the mode indicating lamp group represents the residual electric quantity in a first display mode, and the rest light-emitting elements represent the consumed electric quantity in a second display mode.
The processing module that utilizes current oral cavity cleaning device obtains the current electric quantity of oral cavity cleaning device among this technical scheme, confirms residual capacity and consumed electric quantity according to current electric quantity, carries out the electric quantity display through oral cavity cleaning device's mode pilot lamp group, and it is how much to instruct residual capacity through sharing mode pilot lamp group, can not increase new structure and production technology, has saved the space that shows the icon, and the electric quantity instruction is more directly perceived, and the display interface is pleasing to the eye.
Taking the oral cavity cleaning appliance as an example of an electric toothbrush, when the electric toothbrush works, the processing module is used for receiving working state information of the electric toothbrush, the ending of the working state of the electric toothbrush is controlled through the input module, the current electric quantity is displayed through the mode indicator lamp set of the movable toothbrush before the machine closing state is started after the working state is ended, and the time for displaying the electric quantity can be configured to be 3-5S.
The mode indicating lamp set is used for indicating the electric quantity of the electric toothbrush, so that a new structure and a new production process are not added, and the cost is reduced; on the other hand, the number of the mode indicating lamps is large, so that the residual electric quantity can be displayed more accurately; and the mode indicator lights have large spacing distance, good light isolation effect and easy identification and judgment. The space for displaying the icons is saved, the electric quantity indication is more visual, and the display interface is attractive.
The battery power can be displayed under the condition of not starting up, the battery power display is divided into a plurality of gears, a user can know the residual power of the battery at any time, the charging operation is carried out in time, the requirement of a power supply of equipment is guaranteed, the mode indicating lamp set can be extinguished to enter a standby state or a power-off state after displaying for 3-5 seconds, and the effect of power saving can be achieved.
The electric quantity of the current state of the battery can be displayed when the electric toothbrush is charged and used, a user can determine whether the electric quantity is full, and the electric quantity of the current state of the user is reminded in the using process, so that the user is helped to make preparation measures in time, meanwhile, the battery can be reasonably used in the charging and discharging processes, the service life of the battery is prolonged, and the probability of scrapping the electric toothbrush caused by damage of the battery is reduced.
In an example of the technical solution, the light emitting element is an LED lamp, the first display mode is that the LED lamp is normally on, and the second display mode is that the LED lamp is flickering or not on.
In one example of this embodiment, the light emitting elements are LED lamps, the first display mode is that the LED lamps are lit in green, and the second display mode is that the LED lamps are lit in red.
In an example of the technical solution, the processing module includes a single chip, the input module includes a mode switch, the light emitting elements are LED lamps, wherein after all the LED lamps are connected in parallel, anodes of the LED lamps are connected to an anode of the battery, cathodes of the LED lamps are connected to pins of the single chip, one end of the mode switch is connected to the pin of the single chip, and the other end of the mode switch is grounded; the single chip microcomputer chip is also connected with the positive electrode of the battery to obtain the current electric quantity of the battery.
Further, the input module comprises a mode switch, and the mode switch is any one of a capacitance switch, a touch switch, a button switch and a voice control switch.
Further, the single chip microcomputer chip is an EM78F734N5016 single chip microcomputer.
Furthermore, the battery charging device further comprises a wireless charging module and/or a charging interface, wherein the output end of the wireless charging module and/or the charging interface is connected with the anode of the battery and is connected with a VDD pin of the single chip microcomputer chip.
Furthermore, the oral cavity cleaning appliance also comprises a motor driving module, wherein the motor driving module is connected with the single chip microcomputer chip, and the single chip microcomputer chip controls the motor of the oral cavity cleaning appliance to work through the motor driving module.
The utility model also provides an electric toothbrush, which comprises a brush head and a handle, wherein the handle is internally provided with a power module and a driving part, the power module comprises a battery, and the power module supplies power to the driving part so as to drive the brush head to move; the oral cleaning appliance also comprises a battery power display circuit of the oral cleaning appliance in the technical scheme.
Furthermore, the battery power display circuit of the oral cavity cleaning appliance also comprises a timing module, when the current power is less than or equal to 20%, the timing module starts to accumulate the working time, and when the accumulated working time reaches a certain time, the electric toothbrush enters a power-off protection state.
Drawings
Fig. 1 is an overall structural view of the electric toothbrush in the embodiment.
Fig. 2 is an exploded view of the electric toothbrush in the embodiment.
Fig. 3 is a schematic block diagram showing a battery charge level display circuit of the electric toothbrush in the embodiment.
Fig. 4 is a circuit configuration diagram of a battery level display circuit in the embodiment.
Fig. 5 is a circuit configuration diagram of the processing module in fig. 4.
Fig. 6 is a circuit configuration diagram of the mode indicating lamp set of fig. 4.
Fig. 7 is a circuit configuration diagram of the charging interface in fig. 4.
Fig. 8 is a circuit configuration diagram of the motor driving module in fig. 4.
Fig. 9 is a circuit configuration diagram of the wireless charging module in fig. 4.
Detailed Description
The technical solution of the present invention will be described in detail with reference to the accompanying drawings and specific embodiments.
As shown in fig. 1 and 2, the present embodiment is an electric toothbrush, which includes a brush head 20 and a handle 10, the handle includes a handle barrel 11 and a base 12, an inner frame 13 is fixed inside the handle barrel, a lithium battery 14, a sound wave motor 15 and a circuit board 16 are fixed on the inner frame, the brush head 20 is connected to the sound wave motor, and the lithium battery supplies power to the sound wave motor, so as to drive the brush head to move.
The electric toothbrush generally has a preset operation mode for the control unit to call, so that the brush head 20 has different vibration intensity, brushing time, moving direction, vibration frequency, vibration amplitude, etc., which is convenient for the user to select the operation mode of the electric toothbrush, and has a corresponding mode indicating lamp set 17. The mode indicating lamp set is a linear arranged lamp set and comprises light emitting elements 161 arranged on a circuit board 16, the light emitting elements are LED lamps, the number of the LED lamps can be 3-5, the shell is provided with a mark which is in a set shape and used for indicating the working mode of the electric toothbrush, light shading parts are further arranged around the LED lamps in the shell, the light shading parts are not shown in the figure, the light shading parts limit the light of each light emitting element to the related mark, the light of the light emitting elements can be seen by a user through the mark, and therefore the working mode of the electric toothbrush can be indicated by lighting the related mark.
The handle 10 further comprises a battery level display circuit, which comprises a processing module 162, an input module 160 and a mode indicating lamp set 17; wherein the input module and the mode indicating lamp set are respectively connected with the processing module circuit.
The processing module controls the work of the electric toothbrush, obtains the working state information of the electric toothbrush, and can control the mode indicating lamp set to display the current electric quantity before the electric toothbrush enters the shutdown state after finishing the working state.
The processing module receives the signal instruction of the input module and controls the mode indicating lamp set to display the current electric quantity; the power display mode is that at least one light-emitting element in the mode indicating lamp set represents the residual power in a first display mode, and the rest light-emitting elements represent the consumed power in a second mode.
Specifically, the processing module is a single chip microcomputer chip arranged on the circuit board, the single chip microcomputer chip is an EM78F734N5016 single chip microcomputer, the processing module can acquire the current electric quantity of a lithium battery of the electric toothbrush, and according to the current electric quantity, the remaining electric quantity and the consumed electric quantity are determined, the remaining electric quantity is displayed in a first display mode in the mode indicating lamp set, and the consumed electric quantity is displayed in a second display mode.
The input module includes a mode switch 163 and a power switch 164, which are mounted on the circuit board 16, and can be activated by pressing a button 111 on the handle barrel 11, and the mode switch 163 may be any one of a capacitive switch, a touch switch, a push button switch, and a voice control switch.
As shown in fig. 3 to 9, after all five LED lamps are connected in parallel, the positive electrode is connected to the positive electrode BAT + of the lithium battery, and the negative electrode of each LED lamp is respectively connected to five pins P77/AD5, P51, P52/VREF, P55/OSCO and P54/OSCI of the single chip microcomputer chip U1; one end of the mode switch S1 is connected to the pin P80/AD0 of the singlechip chip, and the other end is grounded; and a pin VDD of the single chip microcomputer U1 is also connected with a positive electrode BAT + of the lithium battery to acquire the current electric quantity of the lithium battery.
The battery power display circuit further comprises a wireless charging module 121 and/or a charging interface 122, the wireless charging module is arranged on the base 12 and comprises a charging coil 1211, and the output end of the wireless charging module and/or the charging interface is connected with a lithium battery anode BAT + and is connected with a VDD pin of the single chip microcomputer chip. The battery power display circuit also comprises a motor driving module 18, the motor driving module is connected with the single chip microcomputer chip, and the single chip microcomputer chip controls the motor of the oral cavity cleaning appliance to work through the motor driving module.
The first display mode is that the LED lamps are normally on, the second display mode is that the LED lamps flicker or do not light, and taking the example that the number of the LED lamps is 5, more LED lamps can display electric quantity more accurately, the processing module converts the current electric quantity of the electric toothbrush into percentage, and then the display of the LED lamps in the mode indicating lamp group is controlled, and the display is shown in tables 1 and 2.
TABLE 1
When the electric toothbrush is in the working state, the mode indicating lamp set is used for indicating the current operation mode state of the electric toothbrush. When the electric toothbrush is in a standby state (the toothbrush head does not work, but the single chip microcomputer is in a starting state), the mode indicating lamp set is used for indicating the current electric quantity, the distance between the LED lamps of the mode indicating lamp set is large, the light isolation effect is good, and the judgment is easy to recognize.
The electric toothbrush displays the electric quantity before being shut down or after finishing the working state, and when the power switch is triggered, the electric toothbrush delays for 3-5 seconds before being shut down to display the residual electric quantity. The electric toothbrush finishes the working state after the operation mode reaches the set tooth brushing time or is manually shut down.
As shown in table 1, one LED lamp represents a certain proportion of electric power (5 LEDs represent 20% of electric power of each LED), and when the electric power is full, the 5 LED lamps are always on; when the electric quantity is lower than 80%, 1 LED lamp flickers, and the other 4 LEDs are always on; when the electric quantity is lower than 60%, 2 LED lamps flicker, and 3 LEDs are normally on; when the electric quantity is lower than 40%, 3 LED lamps flicker, and 2 LEDs are normally on; when the electric quantity is as low as 20%, 4 LED lamps flicker, 1 LED is normally on, and the motor vibrates for 1 time to remind the user of low electric quantity, wherein the reminding lasts for 4 times and the accumulated working time is started. When the accumulated working time reaches 8 minutes, 5 LEDs of the electric toothbrush flicker, the motor vibrates for 3 times (interval 1S) to enter a power-off protection state, the electric toothbrush cannot be started again when being powered off, and the electric toothbrush can be started only after being charged. The accumulated working time is 2 minutes at a time, 2 times a day, namely the working time can still be used for 2 days under the condition of reminding low electric quantity, and the user can charge in time at the stage. The 5 lamps are all lighted, the normally lighted lamps are used for displaying the residual electric quantity, the flickering lamps are used for displaying the consumed electric quantity, and the total electric quantity, the consumed electric quantity and the residual electric quantity can be visually displayed.
In another example, the second display mode may be a non-lighting mode. The LED lamp can be used for displaying the residual electric quantity in a green lighting mode, and the LED lamp can be used for displaying the consumed electric quantity in a red lighting mode. The number of the LED lamps can be 4, and the representative electric quantity of each LED is 25%; the number of the LED lamps can be 3.
TABLE 2
| Range of electric quantity | LED lamp display | Electric machine |
| 80％-100％ | 5 LED lamps are always on | |
| 60％-80％ | 4 LED lamps are always on, and 1 LED is not on | |
| 40％-60％ | 3 LED lamps are always on, 2 LEDs are not on | |
| 20％-40％ | 2 LED lamps are always on, and 3 LEDs are not on | |
| 10％-20％ | 1 LED lamp is always on, and 4 LEDs are not on | |
| ≤10％ | 1 LED lamp flickers, 4 LEDs are not lighted, and low power is reminded |
As shown in table 2, one LED lamp represents a certain proportion of electric power (5 LEDs represent 20% of electric power of each LED), and when the electric power is full, the 5 LED lamps are always on; when the electric quantity is lower than 80%, 1 LED lamp is not on, and the other 4 LEDs are always on; when the electric quantity is lower than 60%, 2 LED lamps are not on, and 3 LEDs are always on; when the electric quantity is lower than 40%, the 3 LED lamps are not on, and the 2 LEDs are always on; when the electric quantity is as low as 20%, 4 LED lamps are not on, and 1 LED is always on; when the electric quantity is as low as 10%, 4 LED lamps are not on, and 1 LED twinkles. The residual electric quantity is displayed by a lamp which is normally on or twinkles, the consumed electric quantity is displayed by a lamp which is not on, and the total electric quantity, the consumed electric quantity and the residual electric quantity can be visually displayed. The electric toothbrush may also display power before starting up. The input module is used for receiving a starting operation signal instruction of a user, and the processing module controls the mode indicating lamp set to display the current electric quantity after receiving the signal of the input module. The user inputs an instruction for checking the current electric quantity through the input module, the electric toothbrush enters a standby state to display the current electric quantity, and if the user does not have a starting designation, the mode indicating lamp set is automatically closed after 3-5 seconds. The battery power display can be realized under the condition of not starting up, the battery power display is divided into a plurality of gears, so that a user can know the residual power of the battery at any time, the charging operation is carried out in time, the requirement of a power supply of equipment is ensured, the LED indicating module can be extinguished to enter a standby state or a power-off state after displaying for 3-5 seconds, and the effect of saving power can be achieved.
In the aspect of a charging program, the electric toothbrush can be configured to be totally twinkling, and totally normally bright when being fully charged; one indicating lamp can be always lightened when the battery is fully charged with certain electric quantity, and all the indicating lamps are always lightened when the battery is fully charged; the lamp can be sequentially flash and then be normally bright, and the lamp can be normally bright when fully charged.
The mode indicator lamp is used for indicating the electric quantity of the electric toothbrush, so that a new structure and a new production process are not added, and the cost is reduced; on the other hand, the number of the mode indicating lamp groups is large, so that the residual electric quantity can be displayed more accurately; and the mode indicating lamp group has large spacing distance, good light isolation effect and easy identification and judgment. The space for displaying the icons is saved, the electric quantity indication is more visual, and the display interface is attractive. The battery power display can be realized under the condition of not starting up, the battery power display is divided into a plurality of gears, so that a user can know the residual power of the battery at any time, the charging operation is carried out in time, the requirement of a power supply of equipment is ensured, the LED indicating module can be extinguished to enter a standby state or a power-off state after displaying for 3-5 seconds, and the effect of saving power can be achieved.
In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples" or the like, mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing is a more detailed description of the present invention that is presented in conjunction with specific embodiments, and the practice of the invention is not to be considered limited to those descriptions. It will be apparent to those skilled in the art that a number of simple derivations or substitutions can be made without departing from the inventive concept.
Claims (10)
1. A battery power display circuit of an oral cavity cleaning appliance, which is characterized in that,
the oral cleaning appliance comprises a processing module, an input module and a mode indicator lamp group containing a plurality of light-emitting elements and used for indicating the working mode of the oral cleaning appliance; the input module and the mode indicating lamp set are respectively connected with the processing module circuit;
the processing module is used for acquiring the current electric quantity of the battery of the oral cavity cleaning appliance, receiving the signal of the input module and controlling the mode indicating lamp set to display the current electric quantity; at least one light-emitting element in the mode indicating lamp group represents the residual electric quantity in a first display mode, and the rest light-emitting elements represent the consumed electric quantity in a second display mode.
2. The battery power display circuit of claim 1, wherein the light emitting element is an LED lamp, the first display mode is that the LED lamp is normally on, and the second display mode is that the LED lamp is flashing or not on; or the first display mode is that the LED lamp flickers, and the second display mode is that the LED lamp is not lighted.
3. The oral cleaning implement of claim 1, wherein the light emitting element is an LED lamp, the first display mode is an LED lamp that lights up in green, and the second display mode is an LED lamp that lights up in red.
4. The oral cleaning implement of claim 1, wherein the display circuit for the battery power level,
the processing module comprises a single chip microcomputer chip, the input module comprises a mode switch, the light-emitting elements are LED lamps, the anodes of all the LED lamps are connected with the anode of the battery after being connected in parallel, the cathodes of all the LED lamps are respectively connected with the pins of the single chip microcomputer chip, one end of the mode switch is connected with the pins of the single chip microcomputer chip, and the other end of the mode switch is grounded; the single chip microcomputer chip is also connected with the positive electrode of the battery to obtain the current electric quantity of the battery.
5. The oral cleaning implement of claim 4, wherein the input module comprises a mode switch, and the mode switch is any one of a capacitive switch, a touch switch, a push button switch and a voice control switch.
6. The battery power display circuit of the oral cleaning appliance according to claim 4, wherein the single chip microcomputer is a single chip microcomputer of which the model is EM78F734N 5016.
7. The oral cleaning implement of claim 4, wherein the battery power level display circuit comprises a power level display circuit,
the battery charging device is characterized by further comprising a wireless charging module and/or a charging interface, wherein the output end of the wireless charging module and/or the charging interface is connected with the positive electrode of the battery and is connected with a VDD pin of the single chip microcomputer chip.
8. The oral cleaning implement of claim 4, wherein the battery power level display circuit comprises a power level display circuit,
the oral cavity cleaning appliance also comprises a motor driving module, wherein the motor driving module is connected with the single chip microcomputer chip, and the single chip microcomputer chip controls the motor of the oral cavity cleaning appliance to work through the motor driving module.
9. An oral cleaning implement comprising a battery charge display circuit of the oral cleaning implement of any one of claims 1 to 8.
10. The oral cleaning implement of claim 9, wherein the oral cleaning implement is a dental irrigator or an electric toothbrush.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021261974.2U CN212965335U (en) | 2020-06-30 | 2020-06-30 | Battery power display circuit of oral cavity cleaning appliance and oral cavity cleaning appliance |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021261974.2U CN212965335U (en) | 2020-06-30 | 2020-06-30 | Battery power display circuit of oral cavity cleaning appliance and oral cavity cleaning appliance |
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| CN212965335U true CN212965335U (en) | 2021-04-13 |
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| CN202021261974.2U Active CN212965335U (en) | 2020-06-30 | 2020-06-30 | Battery power display circuit of oral cavity cleaning appliance and oral cavity cleaning appliance |
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