KR101147811B1 - A skin care device - Google Patents

Abstract

The present invention relates to a skin care device comprising: a main body formed to be gripped by a user, a main contact pad installed to be exposed to the main body so as to be in contact with the skin of the user, and a current to the skin of the user who is in contact with the main contact pad; An ion generating unit capable of applying a light source, a skin measuring unit measuring a user's skin state through a main contact pad, a light irradiation unit provided in the main body to irradiate light onto the user's skin, and a user's skin Ultrasonic generator for transmitting the ultrasonic wave, and the mode selection button is selected to be exposed to the main body to select any one of the skin care mode set differently for the driving pattern of the ion generator, the light irradiator and the ultrasonic generator, and mode selection To a preset driving pattern corresponding to the mode selected by the button and the skin condition of the user measured by the skin measurement unit. Accordingly, a central controller for controlling the operation of the ion generating unit, the light irradiating unit, and the ultrasonic generating unit is provided. According to the skin care device, the user's skin condition is automatically measured and the ion generating unit, the light irradiation unit, and the ultrasonic generator are operated in accordance with the driving pattern set corresponding to the measurement result. Provides the benefits of skin care.

Description

Skin care device {A skin care device}

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a skin care device, and more particularly, to a skin care device capable of transmitting ion current, ultrasound, and light having different wavelengths to the skin.

In general, the skin care device is divided into a skin care device that delivers ultrasound to the user's skin and a skin care device that applies an electric current. The skin care device that uses ultrasonic waves physically taps the skin and applies an electric current. Skin care device to apply a current to the user's skin to ionize sebum or waste products, such as to remove from the skin or skin nutrients to be absorbed deep into the skin.

By the way, such a conventional skin care device using only the ultrasonic wave, or only by applying a current method can not stimulate the user's skin under various conditions has a disadvantage that the skin irritation method is limited.

The present invention has been made to solve the problems of the prior art as described above, it is an object of the present invention to provide a skin care device that can be applied to different skin stimulation method automatically according to the user's skin condition.

Still another object of the present invention is to provide a skin care device capable of stimulating the skin while simultaneously applying vibration, current and light to the skin.

Skin care device according to the present invention for achieving the above object and the body formed so that the user can hold; A main contact pad installed to be exposed to the main body so as to be in contact with the skin of the user; An ion generator configured to apply current to the skin of the user who is in contact with the main contact pad; A skin measurement unit which measures a skin condition of a user through the main contact pad; A light irradiation unit provided in the main body to irradiate light onto a user's skin; An ultrasonic wave generator for transmitting ultrasonic waves to the skin of the user; A mode selection button installed to be exposed to the main body so as to select any one of skin care modes set differently with respect to a driving pattern of the ion generator, the light irradiator, and the ultrasonic generator; Central control for controlling the operation of the ion generating unit, the light irradiation unit and the ultrasonic wave generating unit according to a mode selected by the mode selection button and a preset driving pattern corresponding to the skin condition of the user measured by the skin measuring unit. Device; Equipped.

Preferably, the light irradiation unit includes a red light source, a green light source, and a yellow light source driven independently of each other, the mode selection unit supports first to fourth modes, and the central controller is a yellow light source in the first mode. This flashing is controlled to be driven repeatedly, and in the second mode, the green light source is controlled to be driven while repeatedly blinking, and in the third mode, the red light source is controlled to be driven while repeatedly blinking, and the fourth mode is controlled. In the control, the red light source, the green light source, and the yellow light source are cyclically driven while repeatedly repeating the point names.

In addition, the flashing period of the light source of the light irradiation unit is 1000ms, the lighting on time is 500ms, the skin measurement unit to determine any one of oil, neutral, dry to correspond to the skin resistance from the current flowing through the main contact pad. When the skin condition measured by the skin measurement unit is oily, the central controller applies a second bias voltage having an absolute value higher than that of the first bias voltage set for neutrality to the bias voltage applied through the main contact pad. In case of dryness, the ion generating unit is controlled to apply a third bias voltage having an absolute value lower than the first bias voltage, and in the first mode, a negative bias is applied through the main contact pad. In the second mode, a positive bias is applied through the main contact pad, and the third And De is the fourth mode, the control causes a bias of the positive bias and a negative over the main contact pad is applied to the alternating the ion generating unit.

More preferably, the period of the pulse output through the main contact pad by the ion generating unit in the first mode is 600 ms, the drive-on time is 360 ms, by the ion generator in the second mode The period of the pulse output through the main contact pad is 90㎲, the driving on time is 44㎲, the period of the pulse output through the main contact pad by the ion generator in the third mode is 590㎲ , The high section is 240 ms, the low section is 350 ms, the period of the pulse output through the main contact pad by the ion generator in the fourth mode is 910 ms, the high section is 460 ms, 450 kHz is applied, and the ultrasonic generator oscillates at 1 MHz, but is driven on for 500 ms with a cycle of 1.5 seconds in the first mode, and driven to be turned off for 1 second, and 1.5 in the second mode. Drive on for 1 second every second, drive off for 500ms, drive on for 5 seconds every 6 seconds in the third mode, drive off for 1 second, 8 seconds in the fourth mode It is driven for seven seconds on a periodic basis and is driven off for one second.

The central controller controls the skin condition to be measured by the skin measurement unit at a set period during the execution of the selected mode, and according to the driving pattern corresponding to the measured skin condition, the ion generating unit, the light source unit and the ultrasonic wave. It is preferable to control the operation of the generator.

According to the skin care device according to the present invention, the skin condition of the user is automatically measured, and the ion generating unit, the light irradiation unit, and the ultrasonic generating unit are operated according to the driving pattern set corresponding to the measurement result to correspond to the skin condition of the user. It offers the advantage of receiving various forms of skin care.

1 is a perspective view of a skin care device according to the present invention,
2 is a control system circuit diagram of the skin care device of FIG.
3 is a flowchart illustrating an operation process of the skin care device of FIG. 1.

Hereinafter, with reference to the accompanying drawings will be described in more detail a skin care device according to a preferred embodiment of the present invention.

1 is a perspective view of a skin care device according to the present invention, Figure 2 is a control system circuit diagram of the skin care device of FIG.

1 and 2, the skin care device 1 includes a main body 10, a main contact pad 11, an ion generating unit 20, a skin measuring unit 30, a light irradiation unit 50, and ultrasonic generation. A unit 40, a mode selection button 60, and a central control unit 70 are provided.

The main body 10 is formed as a body of the skin care device 1 to have a cylindrical shape with a space therein, and to form a smaller diameter of the central portion than the diameter of the upper and lower portions so as to be easily gripped by the user. have.

On the other hand, the upper portion of the main body 10 is provided with a head portion 15 in contact with the user's skin, the head portion 15 is formed on a surface perpendicular to the longitudinal direction of the main body 10, at a predetermined angle It is inclined and formed to facilitate contact with the user's skin.

As shown in FIG. 1, the main contact pad 11 is formed in a circular or elliptical strip shape and is exposed in the groove formed on the upper surface of the head 15 so as to be in contact with the user's face and skin. .

Here, the main contact pad 11 is preferably formed of a metal material which has electrical conductivity and does not corrode even when contacted with moisture.

The ion generator 20 is formed to allow a current to flow to the user's skin through the main contact pad 11 and the sub contact pad 21.

The sub contact pad 21 is formed of a material having electrical conductivity on both sides of the central portion of the main body 10 such that the user naturally contacts the hand while holding the main body 10 by hand.

The ion generating unit 20 has a closed loop in a state where the skin to be managed, for example, the face is in contact with the main contact pad 11, and a current can be conducted when the user's hand is squeezed to the sub contact pad 21. Is formed, and only in this case is to apply a current to the skin of the user through the main contact pad 11, it is possible to vary the magnitude of the applied current.

The skin measurement unit 30 is capable of measuring through the main contact pad 11 whether the user's skin condition corresponds to dry, neutral and oily. That is, when the skin measurement unit 30 is controlled by the central control unit 70 and the skin condition measurement control signal is received, the reference measurement bias is applied to the main contact pad 11 and the user's skin is applied to the main contact pad 11. According to the measured current value corresponding to the skin resistance state of the user in the contact state, the skin condition of the user is determined as three skin conditions of oily skin, neutral skin and dry skin.

Here, the discrimination reference current value range for distinguishing oily, neutral and dryness with respect to the current value range flowing through the skin with respect to the reference bias is set in advance.

The ultrasonic wave generator 40 includes a high frequency oscillation circuit for generating high frequency and a vibrating body 40a for vibrating according to a high frequency electric signal generated from the high frequency oscillation circuit.

The high frequency oscillation circuit is embedded in the main body 10, the piezoelectric ceramic may be applied to the vibrating body 40a.

Meanwhile, as illustrated in FIG. 1, the ultrasonic generator 40 may include only one vibrating body 40a. Alternatively, the ultrasonic generator 40 may be provided to the head unit 15 so as to transmit high frequency signals of different frequency bands generated by the high frequency oscillation circuit. A plurality of vibrating bodies 40a may be provided.

The light irradiation unit 50 includes a red light source 50b, a green light source 50a, and a yellow light source 50c to irradiate light of different wavelengths to the user's skin.

The red light source 50b, the green light source 50a, and the yellow light source 50c are inserted into the mounting grooves formed in the head portion 15, but the main contact pad 11 is irradiated to the skin with the light emitted from each light source. It is formed to be spaced apart from each other on the outside.

The light emitted from the red light source 50a, the green light source 50b, and the yellow light source 50c exhibits different characteristics when irradiated to the skin for each wavelength.

Preferably, the red light source 50a applies that the 650 center wavelength is 650 nm, the green light source 50b applies the center wavelength is 520 nm, and the yellow light source 50c applies the center wavelength is 590 nm.

 Here, the green light having a wavelength of 520 nm band improves the tissue recovery and regeneration ability of the skin compared to the red light and yellow light.

In addition, the red light in the 650nm band passes through the skin with almost no energy loss, so unlike the green light absorbed from the skin surface, it transmits light energy to the skin. Therefore, it provides energy to the skin cells in the dermal layer and is excellent for whitening effect, and helps to activate the energy inside the dermal layer such as removing redness and erythema, relieving pigmentation and improving wrinkles.

In addition, the yellow light with a wavelength range of 590 nm is effective for removing waste products as it reaches the sebaceous glands located deep in the skin, and eliminates acne bacteria outside the skin as well as acne bacteria in the sebaceous glands and significantly reduces the probability of acne recurrence. It has the effect of reducing it.

Meanwhile, the light irradiator 50 may further include a light source emitting near infrared rays having a wavelength range of 0.75 μm to 3 μm, wherein the emitted near infrared rays are energy up to the depth of the dermis layer where green light, red light, and yellow light do not reach. When used in conjunction with the red light and green light, it can increase the cell energy more effectively can see a great effect.

The mode selection button 60 is formed to be exposed to one side of the main body 10 so that the user can press.

In addition, the mode selection button 60 may select any one of skin care modes set differently with respect to driving patterns of the ion generator 20, the light irradiator 50, and the ultrasound generator 40 by a user's manipulation. It is supposed to be.

Preferably, the mode selection button 60 is constructed such that the mode is cyclically changed each time it is pressed. As an example, when it is constructed to provide the first to fourth modes, each time the mode selection button 60 is pressed, the first mode-> second mode ---> third mode ---> fourth mode-- -> Is configured to be set to cycle to the first mode.

It is preferable to form a waterproof sheet capable of waterproofing on the outer side of the mode selection button 60.

The central controller 70 is built in the main body 10 and controls the driving of the ion generating unit 20, the light irradiation unit 50, and the ultrasonic wave generating unit 40.

The central control unit 70 includes the ion generating unit 20, the light irradiation unit 50, and the ultrasonic generating unit according to the skin care mode selected through the mode selection button 60 and the skin condition information measured by the skin measuring unit 30. A lookup table 70a in which the operation state and output intensity information of 40 are recorded differently is stored.

On the other hand, the main body 10 has a power button for supplying power to the central control unit 70, the ion generating unit 20, the skin measurement unit 30, the light irradiation unit 50, the ultrasonic generator 40 and cut off ( A power supply unit 80 is provided which includes a power storage unit 80a), a battery for storing electricity, and a charging terminal configured to receive power from an external source and to power the storage battery 80b.

In addition, one side of the main body 10, the display unit 90 for displaying the skin condition information measured by the skin measurement unit 30 in a different color, and an audio output unit for notifying that the start and end of each skin care mode ( 100) is further provided.

Referring to FIG. 3, the overall operation sequence of the skin care device 1 as described above will be described for each step, and the central control unit 70 will contact the user's skin on the main contact pad 11 and the sub contact pad 21. It is checked whether or not the contact has been made (step S1). That is, it is determined whether the user's hand holds the sub contact pad 21, and the main contact pad 11 maintains contact with the skin to be managed, such as the face or abdomen.

When it is detected in step S1 that the user's skin is in contact, the skin measuring unit 30 is controlled to measure the state of the skin being in contact with the main contact pad 11 (step S2).

The skin condition measured by the skin measurement unit 30 is displayed in different colors through the display unit 90 (step S3).

In addition, according to the skin care mode selected by the user through the mode selection button 60 and the skin condition measured by the skin measurement unit 30, the central control unit 70, the ion generating unit 20, the light irradiation unit 50 In addition, the ion generator 20, the light irradiation unit 50, and the ultrasonic wave generator 40 are operated to correspond to the lookup table 70a in which the operating state and output intensity information of each of the ultrasonic wave generators 40 are recorded ( Step S4).

After step S4, it is determined whether the operation holding time has elapsed (step S5), and if it is determined in step S5 that the operating time of the ion generating unit 20, the light irradiation unit 50 and the ultrasonic generating unit 40 has elapsed, the operation is turned off. And the sound or light corresponding to the end is displayed through the sound output unit 100 and the display unit 90.

Hereinafter, a preferred skin care mode in which the central controller 70 controls the ion generator 20, the light irradiator 50, and the ultrasound generator 40 according to the mode and skin condition recorded in the lookup table 70a is described. Explain.

The skin care mode has a skin elasticity such as a first mode for removing waste products, a second mode for supplying nutrients to the skin, a third mode for massage functions to promote metabolism of the skin, and wrinkle removal. It is constructed to provide a fourth mode of activation. In addition, the driving pattern of the ion generator 20 is applied differently even in the same mode depending on whether the skin condition is oily, neutral, or dry for each mode.

First, in the first mode, only the yellow light source 50c is controlled to be repeatedly blinked. Preferably, the blinking period of the yellow light source 50c of the light irradiation unit 50 is 1000ms, and the lighting on time is applied to 500ms. This blinking drive increases the irritation efficiency of the skin than in continuous irradiation.

In the case of the second to fourth modes, the application target light source is applied differently, but the flashing period is the same.

In addition, in the first mode, a negative bias is applied to the main contact pad 11 so that the pores of the skin are expanded so that waste products are easily discharged, and a driving voltage is applied differently according to the skin measurement state.

Preferably, when it is determined as one of oily, neutral, or dry to correspond to skin resistance from the current flowing through the main contact pad 11, the central controller 70 is a skin condition measured by the skin measurement unit 30 In the case of intellect, the bias voltage applied through the main contact pad 11 is applied with a second bias voltage whose absolute value is set higher than the first bias voltage set for neutral, and in the dry case, the absolute value is lower than the first bias voltage. The ion generator 20 is controlled to apply the set third bias voltage.

As an example, the first bias voltage applied to the neutral skin may be 16V, 18V for oiliness, and 14V for dryness.

More preferably, the driving voltage output by the ion generating unit 20 through the main contact pad 11 in the first mode is output in the form of a pulse which repeats on and off, wherein the period of the pulse is 600 s. For driving on time, 360㎲ is applied. Here, the voltage of the pulse is 16V for neutral, 18V for oil and 14V for dry as described above.

 On the other hand, in the second mode, the green light source 50a is controlled to be driven while repeatedly blinking, and the blinking driving pattern is applied in the same manner as the first mode.

In addition, in the second mode, a positive bias is applied through the main contact pad 11, and a period of a pulse output through the main contact pad 11 by the ion generator 20 is 90 s and is driven on. The time is preferably 44 ms.

In the third mode, the red light source 50b is controlled to be driven while repeatedly blinking, and the ion generator 20 is controlled to alternately apply a positive bias and a negative bias through the main contact pad.

Preferably, in the third mode, the period of the pulse output through the main contact pad 11 by the ion generator is 590 ms, the high section is 240 ms, and the low section is 350 ms. Here, the high section refers to the positive bias application section and the low section refers to the negative bias application section.

In addition, in the fourth mode, the red light source 50b, the green light source 50a, and the yellow light source 50c are cyclically driven while repeatedly blinking.

In addition, in the fourth mode, the ion generator 20 is controlled to alternately apply positive bias and negative bias through the main contact pad, and is output through the main contact pad 11 by the ion generator 20. The period of the pulse is 910 ms, the high section is 460 ms, and the low section is preferably 450 ms.

On the other hand, the ultrasonic generator 40 is oscillated at 1MHz, but in the first mode it is preferable to drive to drive on for 500ms, 1.5 seconds in a cycle of 1.5 seconds.

In addition, in the second mode, the ultrasonic generator is driven on for 1 second every 1.5 seconds, and is driven off for 500 ms. In the third mode, the ultrasonic generator is driven on for 5 seconds every 6 seconds and driven off for 1 second. In the fourth mode, it is preferable to drive for 8 seconds and to drive for 1 second.

Here, each mode is preferably to drive the ion generator 20, the light irradiation unit 50 and the ultrasonic generator 40 at the same time for several minutes, for example, four minutes.

The skin care device has a function of removing waste matters by pushing keratin, sebum, wastes, etc. accumulated in the epidermal layer of the skin when operating in the first mode with the driving pattern described above, out of the epidermal layer.

In addition, in the second mode, the nutrients applied to the skin are supplied into the skin, and in the third mode, the elastic and thermal effects are activated by alternating stimulation of the skin, and in the fourth mode, wrinkles are stretched while the pores are contracted and expanded. As such, skin activation is promoted.

On the other hand, the central control unit 70 controls to measure the skin condition by the skin measuring unit 30 every 3 seconds, for example, set for 3 minutes during the execution period of the selected mode, for example, In accordance with the corresponding driving pattern is configured to control the operation of the ion generator 20, the light irradiation unit 50 and the ultrasonic generator 40.

10: main body 20: ion generating unit
30: skin measurement unit 40: ultrasonic generator
50: light irradiation unit 60: mode selection button
70: central control unit 80: power unit
90: display unit 100: sound output unit

Claims (5)

delete delete A main body configured to be gripped by a user;
A main contact pad installed to be exposed to the main body so as to be in contact with the skin of the user;
An ion generator configured to apply current to the skin of the user who is in contact with the main contact pad;
A skin measurement unit which measures a skin condition of a user through the main contact pad;
A light irradiation unit provided in the main body to irradiate light onto a user's skin;
An ultrasonic wave generator for transmitting ultrasonic waves to the skin of the user;
A mode selection button installed to be exposed to the main body so as to select any one of skin care modes set differently with respect to a driving pattern of the ion generator, the light irradiator, and the ultrasonic generator;
An audio output unit installed at one side of the main body to notify the start and end of each skin care mode;
Central control for controlling the operation of the ion generating unit, the light irradiation unit and the ultrasonic wave generating unit according to a mode selected by the mode selection button and a preset driving pattern corresponding to the skin condition of the user measured by the skin measuring unit. Device;
The light irradiation unit includes a red light source, a green light source, a yellow light source driven independently of each other,
The mode selection button supports the first to fourth modes,
The central controller controls the yellow light source to be repeatedly driven in the first mode, and the green light source is repeatedly driven in the second mode, while the red light source is blinking in the third mode. Control to be driven while repeating, and in the fourth mode, the red light source, the green light source and the yellow light source are controlled to be cyclically driven while repeatedly blinking,
The flashing period of the light source of the light irradiation part is 1000ms, the lighting on time is 500ms,
The skin measurement unit determines any one of oily, neutral, dry to correspond to the skin resistance from the current flowing through the main contact pad,
When the skin condition measured by the skin measurement unit is oily, the central controller may apply a bias voltage applied through the main contact pad to apply a second bias voltage having an absolute value higher than the first bias voltage set for neutrality. In case of dryness, the ion generator is controlled to apply a third bias voltage having an absolute value lower than that of the first bias voltage.
In the first mode, a negative bias is applied through the main contact pad, and in the second mode, a positive bias is applied through the main contact pad, and in the third mode and the fourth mode, the main bias is applied. The skin care device, characterized in that for controlling the ion generator so that the positive and negative bias is alternately applied through a contact pad. According to claim 3, wherein the period of the pulse output through the main contact pad by the ion generating unit in the first mode is 600ms, the drive-on time is 360ms,
In the second mode, the period of the pulse output through the main contact pad by the ion generating unit is 90 ms, the drive-on time is 44 ms,
In the third mode, the period of the pulse output through the main contact pad by the ion generating unit is 590 ms, the high section is 240 ms, the low section is 350 ms,
In the fourth mode, the period of the pulse output through the main contact pad by the ion generating unit is 910 ㎲, the high section is 460 ㎲, the low section is 450 적용 is applied,
The ultrasonic generator oscillates at 1 MHz, but is driven on for 500 ms with a period of 1.5 seconds in the first mode, and driven to be turned off for 1 second, and driven on for 1 second with a period of 1.5 seconds in the second mode. Driving to be driven off for 500ms, driving on for 5 seconds for 6 seconds in the third mode, driving for 1 second for driving off, for 7 seconds for 8 seconds in the fourth mode, 1 Skin care device, characterized in that driven to drive off for seconds. The ion generating unit of claim 4, wherein the central controller controls the skin state to be measured by the skin measuring unit at a set period during the execution of the selected mode, and according to the driving pattern corresponding to the measured skin state. And a skin care device for controlling the operation of the light source unit and the ultrasonic generator.

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