CN212065936U

CN212065936U - Hair-dressing device

Info

Publication number: CN212065936U
Application number: CN201922103299.4U
Authority: CN
Inventors: 龚小华
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-27
Filing date: 2019-11-27
Publication date: 2020-12-04
Anticipated expiration: 2029-11-27

Abstract

The utility model relates to a hairdressing device, include: the communication module is used for data communication between the hairdressing device and the intelligent terminal; the processor is connected with the communication module, receives the peripheral data transmitted by the communication module, processes the peripheral data according to the peripheral data and outputs a corresponding control signal; the vibration module is connected with the processor and generates corresponding vibration according to the control signal so as to control the hairdressing device to work; the voice module is connected with the processor, receives external voice information to generate a corresponding trigger instruction and sends the trigger instruction to the processor so as to trigger the processor to work; wherein, communication module, treater, vibration module and voice module set up in the hair-dressing device. The utility model discloses a hair-dressing device accessible communication module and intelligent terminal interact, and the function is more diversified, and can realize voice control, and control process is simple swift, has promoted user experience.

Description

Hair-dressing device

Technical Field

The utility model relates to an electron field, more specifically says, relates to a hairdressing device.

Background

Nowadays, with the improvement of living standard, people pay more and more attention to their own image, and the care and beauty of hair is a current trend. The hair straightener is a daily product which is used for a wide range of people. However, the existing hairdressing devices on the market are generally simple in function and poor in user experience. Especially, in terms of controlling operation functions, the single mechanical control mode of the system cannot meet various new use habits developed by users through intelligent internet. It is therefore desirable to provide an improved hair clipper.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model lies in, to prior art's above-mentioned defect, provide a hair-dressing device.

The utility model provides a technical scheme that its technical problem adopted is: a hair clipper is constructed comprising:

the communication module is used for carrying out data communication between the hairdressing device and the intelligent terminal;

the processor is connected with the communication module, receives the peripheral data transmitted by the communication module, processes the peripheral data according to the peripheral data and outputs a corresponding control signal;

the vibration module is connected with the processor and generates corresponding vibration according to the control signal so as to control the hairdressing device to work;

the voice module is connected with the processor, receives external voice information to generate a corresponding trigger instruction and sends the trigger instruction to the processor so as to trigger the processor to work;

wherein the communication module, the processor, the vibration module and the voice module are arranged in the hairdressing device.

In the hair salon device of the present invention, preferably, the at least one voice module includes a voice input module and a voice recognition module, the voice input module is used for collecting voice information, and the voice recognition module is used for generating the trigger instruction according to the voice information.

In the hair salon device of the present invention, preferably, the voice recognition module includes a voice recognition chip U10 and/or a voice recognition chip U11.

In the hair salon device of the present invention, preferably, the hair salon device further comprises a touch display module connected to the processor for displaying pictures, working parameters or setting parameters for users.

In the hair salon device of the present invention, preferably, the touch display module includes a TFT touch screen connected to the processor through a connector J20.

Among the hair-dressing device, preferably, communication module is wireless communication module, wireless communication module includes bluetooth communication module or WIFI communication module.

In the hair salon device of the present invention, preferably, the hair salon device further comprises a gyroscope module connected to the processor for detecting the motion state of the hair salon device in real time and outputting the motion state information of the hair salon device to the processor.

In the hair salon device of the present invention, preferably, the hair salon device further comprises a temperature control module connected to the processor, wherein the temperature control module is used for heating or cooling the hair salon device according to the control command outputted from the processor.

In the hair salon of the present invention, preferably, the hair salon further comprises an over-temperature protection module connected with the processor;

the over-temperature protection module monitors the temperature of the hairdressing device in real time and sends an over-temperature signal to the processor when the temperature of the hairdressing device exceeds a set temperature, and the processor outputs an over-temperature control instruction according to the over-temperature signal to close the temperature control module.

In the hair salon device of the present invention, preferably, the hair salon device further comprises a sensing module connected to the processor for sensing the intensity output sensing information of the hair salon device during the hair treatment process.

In the hair salon device of the present invention, preferably, the hair salon device further comprises an LED module connected to the processor and displaying according to the control of the processor.

In the hair salon of the present invention, preferably, the hair salon further comprises a power management module disposed on the hair salon and converting ac power into dc power.

Implement the utility model discloses a hairdressing device has following beneficial effect: the utility model discloses a hairdressing device includes: the communication module is used for data communication between the hairdressing device and the intelligent terminal; the processor is connected with the communication module, receives the peripheral data transmitted by the communication module, processes the peripheral data according to the peripheral data and outputs a corresponding control signal; the vibration module is connected with the processor and generates corresponding vibration according to the control signal so as to control the hairdressing device to work; the voice module is connected with the processor, receives external voice information to generate a corresponding trigger instruction and sends the trigger instruction to the processor so as to trigger the processor to work; wherein, communication module, treater, vibration module and voice module set up in the hair-dressing device. The utility model discloses a hair-dressing device accessible communication module and intelligent terminal interact, and the function is more diversified, and can realize voice control, and control process is simple swift, has promoted user experience.

Drawings

The invention will be further explained with reference to the drawings and examples, wherein:

fig. 1 is a schematic view of the logic structure of the hair clipper of the present invention;

fig. 2 to 11 are schematic circuit diagrams of a hair straightener according to an embodiment of the present invention; wherein the content of the first and second substances,

FIG. 2 is a circuit schematic of a speech module of an embodiment;

FIG. 3 is a circuit schematic of a touch display module connection of an embodiment;

FIG. 4 is a circuit schematic of a communication module of an embodiment;

FIG. 5 is a circuit schematic of a gyroscope module of an embodiment;

FIG. 6 is a circuit schematic of a vibration module of an embodiment;

FIG. 7 is a circuit schematic of a sense module of an embodiment;

FIG. 8 is a schematic diagram of a driving circuit of an LED module of an embodiment;

FIG. 9 is a schematic diagram of a display circuit of an LED module of an embodiment;

FIG. 10 is a circuit schematic of a temperature control module and a power management module of an embodiment;

FIG. 11 is a circuit schematic of a processor of an embodiment.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings of the embodiments of the present invention, and it is obvious that the described embodiments are only one embodiment 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.

Referring to fig. 1, fig. 1 is a schematic view of a logic structure of the hair clipper of the present invention. The hair-dressing ware of this embodiment can be for any one in hair straightener, curler or the electric comb, just the utility model discloses a hair-dressing ware can carry out data communication with intelligent terminal, can realize good human-computer interaction. The smart terminal may include, but is not limited to, a mobile phone, a tablet computer, a smart band, a smart watch, and the like. The operating system of the intelligent terminal may include, but is not limited to, an IOS operating system, an Android operating system, a flash operating system, a Symbian operating system, a Windows Phone operating system, a Black Berry operating system, and the like. As shown in fig. 1, the hair setting device of the present invention comprises:

the communication module 10 is arranged in the hairdressing device 10, and the hairdressing device can be in data communication with the intelligent terminal. Preferably, the utility model discloses a communication module 10 is wireless communication module, and this wireless communication module 10 can be bluetooth communication module or WIFI communication module.

And the processor 200, the processor 200 is connected with the communication module 10, and is configured to receive the peripheral data transmitted by the communication module 10 and process the peripheral data according to the peripheral data to output a corresponding control signal. It is understood that the peripheral data may be data transmitted by the intelligent terminal through the communication module 10. Preferably, the processor 200 of the present invention can be a microprocessor, which is disposed in the hair salon and can be implemented by a micro processing chip such as a single chip.

The vibration module 20 is connected with the processor 200, and generates corresponding vibration according to the control signal output by the processor 200 so as to control the operation of the hairdressing device. It is understood that the vibration module 20 belongs to an output portion, which can convert the control signal outputted from the processor 200 into corresponding vibration, such as adjusting the vibration intensity of the hairdressing apparatus, and so on, to control the hairdressing apparatus to treat the user's hair to achieve the desired hairstyle of the user.

For example, corresponding APP of mountable on the intelligent terminal, it has multiple hairdressing mode to predetermine and store on APP, if the hair straightening mode (also contain the multiple in the hair straightening mode), curly hair mode (also contain the multiple in the curly hair mode), etc., when the user uses, can directly open APP on the intelligent terminal and select corresponding hairdressing mode to send to the hair salon through communication module 10, treater 200 in the hair salon can be according to the corresponding control signal of data output of the corresponding hairdressing mode of communication module 10 transmission to vibration module 20, vibration module 20 converts corresponding vibration into according to the control signal of treater 200 output, and then the vibration intensity control hair salon of regulation hair salon handles user's hair, in order to reach the required formula of hair of user.

The utility model discloses a hair-dressing device accessible communication module 10 interacts with intelligent terminal, and the function is more diversified, can be more intelligent be user service, and through the interaction with intelligent terminal, can make the user can be directly perceived, simple and convenient control and look over the user state of hair-dressing device, has promoted user experience.

Preferably, as shown in fig. 1, the hair clipper of the present invention further includes a touch display module 30, a gyroscope module 40, an LED module 60, an over-temperature protection module 70, a sensing module 80, a temperature control module 90, and a power management module 100. In particular, the amount of the solvent to be used,

and the touch display module 30 is connected with the processor 200 and is used for displaying pictures and working parameters or providing parameters for a user to set. Further, the touch display module 30 can also display the processing information of the hair clipper in real time. The touch display module 30 is arranged on the hairdressing device, so that man-machine interaction can be better realized, the current state of the hairdressing device in the using process can be more visually displayed, and the working parameters of the hairdressing device can be conveniently set; and, the utility model discloses a touch display module 30 can possess multiple display mode, and the user can use intelligent terminal APP to upload information such as picture, short video to the hair-waver through wireless connection methods such as bluetooth, demonstrates these information through touch display module 30, and then can let the user use the hair-waver more freely. For example, the touch display module 30 of the present invention can adopt a TFT touch screen, and the background picture of the touch display module 30 can be freely replaced.

The gyroscope module 40 is connected with the processor 200 and is used for detecting the motion state of the hairdressing device in real time and outputting corresponding motion state information to the processor 200 according to the operation condition of the hairdressing device, and the processor 200 performs corresponding processing according to the motion state information transmitted by the gyroscope module 40 to obtain the current motion state of the hairdressing device. Further, the gyroscope module 40 is disposed in the hair salon, and can sense the current movement of the hair salon in real time, and when sensing that the hair salon is in a static state for a period of time (the period of time can be set according to practical application), the gyroscope module 40 outputs corresponding movement state information to the processor 200, and the processor 200 outputs a corresponding command to the power management module 100 to turn off the power, so as to avoid potential safety hazard caused by the user forgetting to turn off the power. And the gyroscope module 40 can also output corresponding motion state information to the processor 200 according to the detected posture of the hairdressing device by detecting the posture of the hairdressing device, and output control signals to the vibration module 20 and the LED module 60 after being processed by the processor 200 so as to generate touch visual effects such as vibration and light rendering, thereby improving user experience.

The voice module 50 is connected with the processor 200, receives external voice information to generate a corresponding trigger instruction and sends the trigger instruction to the processor so as to trigger the processor to work; further, the utility model discloses an at least one voice module, it can divide left right sound channel to carry out the setting of a plurality of voice module 50, and voice module includes speech input module and speech recognition module, and speech input module can adopt such as microphone collection voice information, and speech recognition module generates trigger command according to voice information. The voice module 50 can identify the voice operation instruction of the user, so that the voice control of the hairdressing device is realized, and the operation is convenient and simple. The external voice of the voice module 50 can be identified by pre-storing the corresponding relationship between the voice information and the voice command, and when the voice module identifies the external voice information, the voice module extracts the corresponding useful voice information from the external voice information, then matches the corresponding voice command according to the useful voice information, and generates a trigger command according to the voice command to control the processor to perform corresponding work.

The LED module 60 is connected to the processor 200, and performs LED display according to control of the processor 200. Further, the utility model discloses a LED module is RGB LED display strip, and the hair-dressing ware is under different modes, different motion states, and corresponding demonstration instruction to LED module 60 can be exported to treater 200, and LED module 60 corresponds the demonstration according to the demonstration instruction of treater 200 output promptly, produces various changeable dazzling beautiful color, has promoted user experience greatly.

The over-temperature protection module 70 is connected with the processor 200 and used for monitoring the temperature of the hairdressing device in real time and sending an over-temperature signal to the processor 200 when the temperature of the hairdressing device exceeds a set temperature, the processor 200 outputs an over-temperature control instruction according to the over-temperature signal so as to close the temperature control module 90, and the temperature control module 90 is stopped heating the hairdressing device. The preset temperature is set, when the temperature of the hairdressing device exceeds the preset temperature, the over-temperature protection module 70 can output a corresponding trigger signal (i.e. an over-temperature signal) to the processor 200, the processor 200 receives the trigger signal and then outputs a corresponding instruction to the temperature control module 90, the temperature control module 90 of the hairdressing device is automatically closed, and the heating of the hairdressing device is stopped. For example, to hair straightener, because the high temperature heating state of 100 ~ 250 degrees centigrade can be handled to the temperature panel of hair straightener in the course of the work, at this moment, if the temperature is out of control, can scald bad hair very likely, can cause bodily injury even, and the utility model discloses a hair straightener is through setting up the temperature of excess temperature protection module 70 real-time supervision hair straightener and in time closing heating function when the hair straightener is too warm, has improved the security of hair straightener greatly.

The sensing module 80 is connected to the processor 200, and is used for sensing the strength of the hair dresser during the hair treatment process of the hair dresser and further outputting corresponding sensing information. For example, for the hair straightener, in the process of clamping hair of the hair straightener, the two heating plates of the hair straightener approach each other, at this time, the sensing module 80 can sense the change of the distance between the two heating plates, and when the two heating plates approach to a certain extent (the distance can be preset), the sensing module sends corresponding sensing information to the processor 200, and the processor 200 outputs corresponding control signals or instructions to the vibration module 20 and the LED module 60 according to the sensing information to realize corresponding vibration adjustment and color display. Preferably, the sensing module 80 may be implemented by a sensor.

The temperature control module 90 is connected with the processor 200 and can heat or cool the hairdressing device according to the control instruction output by the processor 200. The temperature of the hairdressing device is adjusted through the temperature control module 90, the current temperature of the hairdressing device can be controlled more finely, and a user can have better use experience.

The power management module 100 is respectively connected with the communication module 10, the vibration module 20, the touch display module 30, the gyroscope module 40, the processor 200, the LED module 60, the over-temperature protection module 70, the induction module 80 and the temperature control module 90, and is responsible for power supply of the whole hairdressing device, can process power supply conversion of different power supply systems of 110V or 220V, and can convert alternating current into direct current to supply power to the hairdressing device.

To sum up, the utility model discloses a processor 200 mainly is responsible for the operation of whole hair-dressing ware, and all peripheral hardware data all handle through processor 200, and the on-off control temperature control module 90 of processor 200 accessible control thyristor heats or the operation of cooling down, and the current temperature of corresponding circuit through PWM waveform control hair-dressing ware simultaneously feeds back to processor 200 and forms PID control, controls going on of entire system stable balance. Secondly, the intelligent terminal is connected with the intelligent terminal through the communication module 10 to receive and transmit data, the communication module transmits peripheral data to the processor 200 to be processed, the processor 200 also transmits state information of the hairdressing device to the intelligent terminal through the communication module, and therefore good man-machine interaction is achieved, and the gyroscope module 40, the touch display module 30, the LED module 60, the over-temperature protection module 70, the induction module 80 and the power management module 100 in the hairdressing device can be controlled by the processor 200. For example, when the user needs to use the hair salon, the intelligent terminal can be connected with the hair salon through the communication module 10, meanwhile, the intelligent terminal is provided with a module for displaying the current temperature of the hair salon and a temperature control module, the temperature of the hair salon can be watched by the user in real time, the temperature of the hair salon can be controlled to rise or fall, the hair salon can be directly transmitted to the processor 200 through a hair salon mode stored on the intelligent terminal, the processor 200 can be used for carrying out corresponding control to adjust the vibration intensity, the temperature and the like of the hair salon, the hair style required by the user can be realized, and the user can have more and better hair care experience. In addition, the intelligent terminal can also transmit signals to the processor 200 to lock the hair salon, so that danger caused by mistaken touch is avoided.

Fig. 2 to 11 are schematic circuit diagrams of an embodiment of the present invention. The hair clipper can be a hair straightener at this time.

Fig. 2 is a schematic circuit diagram of a voice module according to an embodiment, in which the voice recognition module includes a voice recognition chip U10 and a voice recognition chip U11, and when setting is performed, the voice recognition chip U10 corresponds to a left channel, the voice recognition chip U11 corresponds to a right channel, and the two voice recognition chips U10 work together to improve the voice recognition sensitivity. The fourth pins of the voice recognition chip U10 and the voice recognition chip U11 are connected to the same clock signal, and the fifth pins are connected to the processor 200 for transmission of recognition data.

Fig. 3 is a schematic circuit diagram of a touch display panel according to an embodiment, in which the TFT touch display panel is connected to the processor 200 through a connector J20, and the TFT touch display panel transmits clock signals and data signals through

pins

32 and 33 of a connector J20, and is connected to a power management module through a second pin of a connector J20 to supply power to the TFT touch display panel.

Referring to fig. 4, fig. 4 is a schematic circuit diagram of a communication module according to an embodiment. As shown in fig. 4, the connector J10 is a connector of the communication module 10, and the PIN4 of the connector J10 is a power supply terminal and is connected to a power supply VDD provided by the power management module 100; the PIN3 is a transmitting port and is connected with the PIN16 of the chip U8, and the PIN2 is a receiving port and is connected with the PIN17 of the chip U8; the PIN24 of the chip U8 is a data transmitting and receiving PIN, and is connected to the antenna ANT2 through the filter capacitor C48, the antenna ANT2 receives data sent by the intelligent terminal, then the data is filtered by the filter capacitor C48 and then sent to the chip U8, the chip U8 sends the received data to the receiving end of the processor 200 (for example, the PIN26 of the chip U18 in fig. 11), when the hair saller sends data to the intelligent terminal, the specific flow is the same as above, and details are not repeated here.

FIG. 5 is a circuit schematic of a gyroscope module of an embodiment; as shown in fig. 5, the gyro module 40 includes a sensor U7, voltage dividing resistors R58 and R57.

FIG. 6 is a circuit schematic of a vibration module of an embodiment; as shown in fig. 6, the vibration module 20 includes a motor M1, a resistor R1, a resistor R2, a capacitor C22, a diode D11, a resistor R55, a resistor R59, and a transistor Q8, wherein the resistor R1 is connected in series between a power supply terminal and a first terminal of the motor M1, a second terminal of the resistor M1 is connected to a collector of a transistor Q8, an emitter of the transistor Q8 is connected to ground, a base of the transistor Q8 is connected to ground through the resistor R59, and a base of the transistor Q8 is further connected to the communication module 10 through a resistor R5.

FIG. 7 is a circuit schematic of a sense module and external circuitry of an embodiment; the sensing module 80 comprises a chip U9, a resistor R32 and a resistor R33, wherein a PIN1 PIN of the chip U9 is connected with a voltage SYS3V3 and is also connected with the ground through a capacitor C41, a capacitor C49 is connected with a capacitor C41 in parallel, a PIN8 PIN of the chip U9 is connected with the processor 200 through a resistor R32, a PIN2 PIN of the chip U9 is connected with the processor 200 through a resistor R33, and sensing information is sent to the processor 200 through a PIN2 PIN and a PIN8 PIN. As shown in fig. 5, the low dropout regulator (LDO) and peripheral circuits thereof are further included, wherein a circuit of the regulated power supply of the LDO includes a chip U1 resistor R78, a resistor R77, a capacitor C7, a capacitor C2, a resistor R33, a resistor R32, a capacitor C41, and a capacitor C49, wherein the resistor R77 is connected in parallel with the resistor R78 and then connected in series between a PIN1 PIN and a PIN5 PIN of the chip U1, the PIN5 PIN of the chip U1 is further connected to ground through the capacitor C2, the PIN5 PIN of the chip U1 outputs a voltage SYS3V3, the PIN1 PIN of the chip U1 is connected to VDD, the PIN3 PIN of the chip U1 is connected to ground through the capacitor C7, the PIN3 PIN of the chip U1 is further connected to VDD, and the PIN2 PIN of the chip U1 is connected to ground. It is understood that the sensing module 80 or the gyroscope module 40 can be powered by the chip U1 and its additional devices to reduce the voltage of VDD to a low voltage of SYS3V 3.

FIG. 8 is a schematic diagram of a driving circuit of an LED module of an embodiment; fig. 9 is a schematic diagram of a display circuit of the LED module in the hair salon device of the present invention. The LED module 60 includes a transistor Q3, a transistor Q4, a transistor Q5, a transistor Q6, and a transistor Q7, wherein collectors of the transistor Q4, the transistor Q5, and the transistor Q6 are respectively connected to a plurality of LED display bars, and output corresponding control voltages to the LED display bars, bases of the transistor Q4, the transistor Q5, and the transistor Q6 are configured to receive control signals, and control the LED display bars to perform RGB display according to the control signals, wherein the transistor Q4 controls the LED _ R; transistor Q5 controls LED _ G and transistor Q6 controls LED _ B. Transistor Q3 and transistor Q4 cooperate to provide voltage to the respective LED displays.

FIG. 10 is a circuit schematic of a temperature control module and a power management module according to an embodiment. The heating plate mainly comprises a thyristor T4 and a rectifier bridge D29, and particularly, the thyristor T5 is controlled to be conducted through control signals T _ OUT1 and T _ OUT2 sent by the processor 200 respectively so as to electrify the heating plate, and heating is generated after the heating plate is electrified. The thyristor T5 turns off when the voltage of the alternating current changes direction (i.e., the thyristor T5 is controlled to turn on by the processor-generated control signals T _ OUT1 and T _ OUT2 when the alternating current is positive and the thyristor T55 turns off when the alternating current changes from positive to negative because the voltage across the thyristor T5 is negative). At this time, the PWM1 and PWM2 sent by the processor 200 generate a certain waveform to pass through the heating plate, and the processor 200 detects the signal of the heating plate at this time through RIN1 and RIN2, thereby calculating the current temperature of the hair straightener. Meanwhile, alternating current is converted by a rectifier bridge D29 and peripheral circuits thereof and then outputs a direct current power supply, and the power supply management module supplies power to all functional modules in the hairdressing device.

Fig. 11 is a schematic diagram of a specific application of the processor 200, wherein the PIN22 PIN, the PIN23 PIN, the PIN24 PIN, and the PIN25 PIN of the processor U18 send control signals PWM1, PWM2, T _ OUT1, and T _ OUT2 to the temperature control module 90 and the power management module 100 through peripheral circuits (not shown).

The above embodiments are only for illustrating the technical concept and features of the present invention, and the purpose of the embodiments is to enable people skilled in the art to understand the contents of the present invention and implement the present invention accordingly, which can not limit the protection scope of the present invention. All equivalent changes and modifications made within the scope of the claims of the present invention shall fall within the scope of the claims of the present invention.

It will be understood that modifications and variations can be made by persons skilled in the art in light of the above teachings and all such modifications and variations are considered to be within the scope of the invention as defined by the following claims.

Claims

1. A hair dresser, comprising:

2. The hair saller of claim 1, wherein said at least one voice module comprises a voice input module for collecting voice information and a voice recognition module for generating said triggering instruction based on said voice information.

3. The hair saller of claim 2, wherein said voice recognition module comprises a voice recognition chip U10 and/or a voice recognition chip U11.

4. The hair saller of claim 1, further comprising a touch display module coupled to said processor for displaying pictures, operational parameters or parameters for user setting.

5. The hair saller of claim 4, wherein said touch display module comprises a TFT touch screen connected to said processor through a connector J20.

6. The hair saller of claim 1, wherein said communication module is a wireless communication module, said wireless communication module comprising a bluetooth communication module or a WIFI communication module.

7. The hair saller of claim 1, further comprising a temperature control module connected to said processor for warming or cooling said hair saller according to control instructions output by said processor.

8. The hair saller of claim 7, further comprising an over-temperature protection module connected to said processor;

9. The hair saller of claim 1, further comprising a gyroscope module connected to said processor for detecting a motion state of said hair saller in real time and outputting information on the motion state of said hair saller to said processor; and/or

The induction module is connected with the processor and induces the strength of the hairdressing device in the hair processing process of the hairdressing device to output induction information; and/or

The LED module is connected with the processor and displays according to the control of the processor.

10. The hair clipper according to any one of claims 1 to 9, further comprising a power management module provided on the hair clipper and converting an alternating current into a direct current.