JP7144792B1 - Beauty electric brush device - Google Patents

Abstract

An object of the present invention is to provide a technical means capable of efficiently performing both scalp care and face care. An electric beauty brush device (1) includes attachments (7H and 7F) having a plurality of projections (75) for mechanically stimulating the scalp and a main body (2) for rotating the attachments (7H and 7F). , and a PCB 32, which is an EMS generator for electrically stimulating by passing an electric current from a projection 75, is provided. Attachments 7H and 7F include a first attachment 7H for scalp care and a face care There is a second attachment 7F, and it is configured such that the first attachment 7H and the second attachment 7F can be exchanged and attached to the main body 2. - 特許庁[Selection drawing] Fig. 4

Description

The present invention relates to an electric beauty brush device for massaging the scalp and face.

Documents relating to this type of technology include Patent Documents 1 to 3. The scalp massage device disclosed in Patent Document 1 includes a shell, a motor installed in the shell, a transmission module driven by the motor, and a plurality of massagers driven by the transmission module and having bottoms extending from the shell. a head module, wherein the massage head module is rotationally driven by a mechanism comprising a plurality of drive gears. The scalp care device disclosed in Patent Document 2 is for caring for the scalp. This scalp care device has a motor for rotationally driving the protrusions, and electrical stimulation generating means for applying electrical stimulation to the scalp via the tips of the protrusions. A hair-restoring electrical stimulation device disclosed in Patent Document 3 applies low-frequency electrical stimulation to the scalp. This hair-restoring electrical stimulator includes a hand case held by the user, a spring that imparts forward bias to a plurality of point electrodes supported on the upper part of the hand case, and a low frequency sensor that imparts low frequency to the point electrodes. and an applicator.

Japanese Patent Application Laid-Open No. 2020-500565 JP 2012-45089 A Japanese Patent Application Laid-Open No. 2000-140131

However, although the devices described in Patent Documents 1 to 3 are suitable for stimulating the scalp, they are not suitable for facial care.

The present invention has been made in view of such problems, and an object of the present invention is to provide technical means capable of efficiently performing both scalp care and face care.

In order to solve the above-mentioned problems, an electric cosmetic brush device, which is a preferred embodiment of the present invention, has a plurality of projections that mechanically stimulate the scalp or the skin of the face in contact with each other . A first attachment and a second attachment made of silicon, a motor for rotating the first attachment or the second attachment, and drive control of the motor, and current flowing from the projection to electrically the scalp or the skin of the face. A body portion comprising a circuit board for stimulatingly applying a weak voltage to an interlocking shaft electrically connected to the first attachment or the second attachment, and a battery for supplying power to the motor and the circuit board. and a charging base having a terminal for supplying the power to the battery, which is connected to a terminal provided on the lower surface of the tray body of the main body to be placed when the battery is charged with power, and a scalp; The first attachment for caring for the face and the second attachment for caring for the face can be exchanged and detachably attached to the holding portion of the tray body of the main body, and the first attachment is , a base, a first tip conductive part projecting from the center of one surface of the base, and a second tip conductive part extending outwardly from a peripheral edge of one surface of the base, wherein the first tip The protrusions are provided at the tips of the conductive part and the second tip conductive part, the second attachment has a number different from the number of the second tip conductive parts of the first attachment, and the third tip at the center It has a plurality of fourth tip conductive portions forming an inner ring around the conductive portion, and a plurality of fifth tip conductive portions forming an outer ring around the plurality of fourth tip conductive portions. .

It comprises the motor, a first gear fixed to the rotating shaft of the motor, and a double interlocking gear that meshes with the first gear, and the first attachment or the second attachment is provided below the double interlocking gear. The holding portion may be provided for detachably holding the attachment .

The holding portion includes a bottom seat having an opening communicating with the center hole of the double interlocking gear, a bearing interposed between the bottom seat and the lower surface of the double interlocking gear, a block surrounding the lower side, a connecting shaft passing through the central hole, one end of the connecting shaft being electrically connected to the circuit board, and the other end of the connecting shaft being connected to the steel lid of the first attachment or the second attachment ;
The circuit board may apply a weak voltage to the first attachment or the second attachment via the connecting shaft.

The present invention comprises a first attachment and a second attachment each having a plurality of protrusions for mechanically stimulating the scalp or facial skin , a motor for rotating the first attachment or the second attachment, and the motor. and apply a weak voltage to the interlocking shaft electrically connected to the first attachment or the second attachment so as to electrically stimulate the scalp or the skin of the face by passing a current from the protrusion. and a battery for supplying power to the motor and the circuit board, and a terminal provided on the lower surface of the tray body of the main body to be placed when the battery is charged with power. and a charging base having terminals for supplying the electric power to the battery, wherein the first attachment for scalp care and the second attachment for face care are exchanged to replace the main body. By being detachably attachable to the holding portion of the tray body, both scalp care and face care can be performed efficiently.

1A and 1B are diagrams of an electric cosmetic brush device 1 according to an embodiment of the present invention, viewed from below, left, front, right, rear, and above. Fig. 2 is a perspective view of the electric beauty brush device 1 of Fig. 1 placed on a charging base 90; Fig. 3 is a perspective view showing a state in which the electric beauty brush device 1 of Fig. 2 is separated from a charging base 90; 3 is a perspective view of the electric cosmetic brush device 1 of FIG. 2 as seen from the opposite side. FIG. 4 is a perspective view showing the electric beauty brush device 1 of FIG. 3 and attachments 7H and 7F. FIG. 3 is a diagram showing the inside of the housing of the electric beauty brush device 1 of FIG. 2. FIG. 7 is an exploded view of the battery 33, PCB (printed circuit board) 32, double interlocking gear 52, bottom seat 81, interlocking shaft 63, insert 85, spring 86, and attachment 7H in FIG. 6. FIG. (A) is a perspective view of FIG. 6 with the battery 33 and the holder 34 removed, and (B) is a view of (A) from the +Y side. FIG. 8B is a partial cross-sectional view of a cut plane parallel to the XY plane passing through the center of the interlocking shaft 63 in the electric beauty brush device 1 of FIG. 8A. FIG. 10 is a partial cross-sectional view of a cut plane parallel to the XY plane passing through the center of the interlocking shaft 63 in the electric cosmetic brush device 1 of the modified example of the present invention.

Embodiments of the present invention will be described below with reference to the drawings. As shown in FIG. 2B, the electric cosmetic brush device 1 according to one embodiment of the present invention is placed on a charging base 90 and charged. The electric beauty brush device 1 charges the battery 33 with electric power supplied from the terminal 99 of the charging stand 90, and applies physical stimulation and electric muscle stimulation (EMS) by the electric power of the battery 33 to the user's scalp. and face, and care for the user's scalp and face.

In the following description, the direction in which the electric cosmetic brush device 1 and the charging base 90 are attached is arbitrarily called the Y direction, one direction orthogonal to the Y direction is arbitrarily called the X direction, and the direction orthogonal to both the Y direction and the X direction. is appropriately referred to as the Z direction. Also, the +Y side is sometimes referred to as the upper side, the -Y side as the lower side, the -X side as the left side, the +X side as the right side, the +Z side as the front side, and the -Z side as the rear side.

The electric cosmetic brush device 1 has a main body 2 and two types of first conductive silicon attachment 7H and second conductive silicon attachment 7F that can be attached to and detached from the main body 2 . The first conductive silicon attachment 7H is for scalp care, and the second conductive silicon attachment 7F is for face care.

The main body 2 includes a housing formed by combining a cover 20 and a tray body 21, a motor 31, a PCB 32, a holder 34, a battery 33, a first gear 41, an interlocking gear 51, a double interlocking gear 52, and silicon attachments 7H and 7F. A holding part 80 for holding the is incorporated.

The cover 20 has a shape in which the constricted portion of the gourd is shifted rearward from the center and a portion below the constricted portion is horizontally notched. The lower edge of the cover 20 has a perfect circular shape. At the center of the upper end of the cover 20, buttons 23 and 24 are provided for performing various operations such as power-on.

The tray body 21 has a disc shape. A terminal 219 corresponding to the terminal 99 of the charging base 90 is provided on the rear side of the lower surface 218 of the tray body 21 .

A first gear 41 and an interlocking gear 51 are arranged in the center of the upper surface 217 of the tray body 21 . Double interlocking gears 52 are arranged on both left and right sides of the first gear 41 and the interlocking gear 51 . The first gear 41 meshes with an interlocking gear 51 and two gears 52 on the -XZ side and the +XZ side. The interlocking gear 51 meshes with the first gear 41 and two gears 52 on the -X+Z side and the +X+Z side. A rotating shaft of the motor 31 is fixed above the center shaft of the first gear 41 . The motor 31 fits in a cavity below the buttons 23 and 24 in the combined cover 20 and tray body 21 enclosure.

A PCB 32 is arranged above the upper surface 217 of the tray body 21 . The PCB 32 is U-shaped. The PCB 32 has a curved portion 321 and two straight portions 322 connected thereto.

A curved portion 321 of the PCB 32 is behind the motor 31 . Two through holes 323 are provided in the curved portion 321 . The interlocking shaft 61 is passed through the through hole 323 of the curved portion 321 . The interlocking shaft 61 is made of a conductive member. A nut 62 is fitted to the upper end of the interlocking shaft 61 . A lower end portion of the interlocking shaft 61 is connected to the terminal 219 .

Through holes 324 are provided at the tip of the straight portion 322 of the PCB 32 and at the boundary between the straight portion 322 and the curved portion 321 . The interlocking shaft 63 is passed through the through hole 324 . The interlocking shaft 63 is made of a conductive member. A nut 64 is fitted to the upper end of the interlocking shaft 63 . The interlocking shaft 63 is passed through the center hole 215 of the double interlocking gear 52 .

As shown in FIG. 9 , the lower surface 214 of the double interlocking gear 52 is tapered with respect to the tray body 21 . There is a cavity below the hole in which the double interlocking gear 52 is fitted in the tray body 21, and a holding portion 80 is provided in this cavity.

The holding part 80 is supported by a bottom seat 81 having an opening 810 communicating with the center hole 215 of the double interlocking gear 52 , a bearing 82 interposed between the bottom seat 81 and the lower surface 214 of the double interlocking gear 52 , and the bottom seat 81 . and a block 84 surrounding the lower side of the central hole 215 . An annular groove 811 is provided in the inner peripheral wall of the bottom seat 81 that covers the opening 810 . The interlocking shaft 63 passes through the center hole 215 of the double interlocking gear 52, enters the hole 845 of the block 84, and protrudes downward. A lower end portion 630 of the interlocking shaft 63 spreads like a camphor.

The first conductive silicon attachment 7H includes a cylindrical base 70, a tip conductive part 71 projecting from the center of one surface of the base 70, and a tip conductive part extending outward from the periphery of one surface of the base 70. 72. Projections 75 are provided at the tips of the tip conductive portions 71 and 72 .

On the side of the base 70 opposite the tip conductive portions 71, 72, there is a recess 710 hollowed out on the side of the tip conductive portions 71, 72, in which the steel lid 87, the insert 85, and the spring 86 are accommodated. be done. The portion below the center of the inner peripheral wall of the recess 710 is narrowed like a mortar. A column portion 752 is provided at the bottom of the recess 710 . The lower end of the spring 86 is in contact with the portion surrounding the pillar 752 at the bottom of the recess 710 .

A portion of the spring 86 opposite to the side of the column portion 752 is accommodated in the hole 751 of the insert 85 . The upper end of the spring 86 is in contact with the top surface of the hole 751 of the insert 85 .

The nest 85 is contained within a steel lid 87 . The steel lid 87 is cylindrical with an inner diameter slightly larger than that of the insert 85 . One end of the steel lid 87 flares outward as a first edge 871 and the other end tapers inward as a second edge 872 . A first edge 871 of the steel lid 87 fits into an annular groove on the lower edge of the peripheral wall covering the opening 810 . The insert 85 is biased by the spring 86 to a position where the peripheral edge portion of the insert 85 contacts the second edge portion 872 .

An annular projection 711 is provided on the outer peripheral wall of the base 70 of the first conductive silicon attachment 7H. When the base 70 of the first conductive silicon attachment 7H is pushed into the opening 810 of the bottom seat 81, the projection 711 of the base 70 and the groove 811 of the bottom seat 81 are fitted. In addition, the lower end 630 of the interlocking shaft 63 abuts against the insert 85 in the steel lid 87, and the insert 85 moves into the recess 710 against the force of the spring 86, and the interlocking shaft 63 and the steel A lid 87 is connected.

As shown in FIG. 8B, part of the outer surface of the four bottom seats 81 and four first conductive silicon attachments 7H are exposed on the lower side of the tray body 21. The attachment 7H is tilted with respect to the Z direction, which is the extending direction of the interlocking shaft 63 . The leading end conductive portions 71 at the center of the four first conductive silicon attachments 7H are preferably directed in directions shifted by 90 degrees.

When the user cares for the scalp, the user attaches the first conductive silicon attachment 7H to the main body 2, applies the electrodes of the first conductive silicon attachment 7H to the user's scalp, and activates the buttons 23 and 24. perform an operation. When the activation operation is performed, the PCB 32 drives the motor 31 and applies a weak voltage to the interlocking shaft 63 . The driving force of the motor 31 is transmitted to the double interlocking gear 52, and as the double interlocking gear 52 rotates, the first conductive silicon attachment 7H rotates, giving physical stimulation to the scalp. Further, when a voltage is applied to the interlocking shaft 63, the PCB 32→interlocking shaft 63→steel lid 87→spring 86→one attachment 7H (+X+Z side shown in FIG. and +XZ side attachment 7H) protrusion 75 (+ electrode) → scalp → the other attachment 7H of the two pairs facing each other in the diagonal direction (-X+Z side and -XZ side shown in FIG. 8(B) (attachment 7H) → spring 86→steel lid 87→interlocking shaft 63→PCB 32, forming a current loop to provide electrical stimulation to the scalp.

The second conductive silicon attachment 7F differs from the first conductive silicon attachment 7H in the number and arrangement of tip conductive portions 72 . The second conductive silicon attachment 7F has a plurality of distal conductive portions 72 forming an inner ring around the distal conductive portion 71, and a plurality of distal conductive portions 72 forming an outer ring around it.

When the user performs facial care, the user attaches the second conductive silicon attachment 7F to the main body 2, applies the electrodes of the second conductive silicon attachment 7F to his face, and activates the buttons 23 and 24. perform an operation. When the activation operation is performed, the PCB 32 drives the motor 31 and applies a weak voltage to the interlocking shaft 63 . The driving force of the motor 31 is transmitted to the double interlocking gear 52, and the rotation of the double interlocking gear 52 rotates the second conductive silicon attachment 7F, giving physical stimulation to the face. Also, when a voltage is applied to the interlocking shaft 63, electrical stimulation is applied to the face from the second conductive silicon attachment 7F.

The above is the detailed configuration of the present embodiment. The electric beauty brush device 1 of the present embodiment includes attachments 7H and 7F having a plurality of projections 75 for mechanically stimulating the scalp by coming into contact with the scalp, and a main body 2 for rotating the attachments 7H and 7F. , and a PCB 32, which is an EMS generator for electrically stimulating by passing an electric current from a projection 75, is provided. Attachments 7H and 7F include a first attachment 7H for scalp care and a face care There is a second attachment 7F, and it is configured such that the first attachment 7H and the second attachment 7F can be exchanged and attached to the main body 2. - 特許庁Therefore, both scalp care and face care can be performed efficiently.

Although the embodiments of the present invention have been described above, the following modifications may be added to these embodiments.

In the above-described embodiment, the lower surface 214 of the double interlocking gear 52 is a tapered surface that is inclined with respect to the tray body 21, and the first conductive silicon attachment 7H is arranged with respect to the Z direction, which is the extending direction of the interlocking shaft 63. was tilted. However, as shown in FIG. 10, the first conductive silicon attachment 7H may be mounted in a direction parallel to the interlocking shaft 63. As shown in FIG.

REFERENCE SIGNS LIST 1 beauty electric brush device 2 main body 7 second conductive silicon attachment 7 first conductive silicon attachment 20 cover 21 tray body 23 button 31 motor 32 PCB
33 battery 34 holder 41 first gear 51 interlocking gear 52 double interlocking gear 61 interlocking shaft 62 nut 63 interlocking shaft 64 nut 70 base 71 tip conductive part 72 tip conductive part 75 protrusion 80 holding part 81 bottom seat 82 bearing 84 block 85 child 86 spring 87 steel lid 90 charging base 214 lower surface 215 center hole 217 upper surface 218 lower surface 220 cavity 321 curved portion 322 straight portion 323 through hole 324 through hole 630 lower end portion 710 concave portion 711 convex portion 751 hole 752 column portion 810 opening 811 groove 845 hole 871 First edge 872 Second edge

Claims (3)

a conductive silicone first attachment and a second attachment each having a plurality of protrusions at the tip of the tip conductive portion that mechanically stimulates the skin of the scalp or face;
a motor that rotates the first attachment or the second attachment; and the first attachment or the second attachment that drives and controls the motor and causes current to flow from the protrusion to electrically stimulate the scalp or the skin of the face. 2 a main body including a circuit board for applying a weak voltage to an interlocking shaft electrically connected to the attachment, and a battery for supplying power to the motor and the circuit board;
a charging stand having a terminal for supplying the power to the battery, which is connected to a terminal provided on the lower surface of the tray body of the main body to be placed when the battery is charged with power,
The first attachment for taking care of the scalp and the second attachment for taking care of the face can be exchanged and detachably attached to the holding portion of the tray body of the main body,
The first attachment has a base, a first conductive tip protruding from the center of one surface of the base, and a second conductive tip extending outward from the peripheral edge of one surface of the base. , the protrusions are provided at the tips of the first tip conductive part and the second tip conductive part, and the second attachment has a number different from the number of the second tip conductive parts of the first attachment, It has a plurality of fourth tip conductive portions forming an inner ring around the central third tip conductive portion, and a plurality of fifth tip conductive portions forming an outer ring around the plurality of fourth tip conductive portions. A beauty electric brush device characterized by: the motor;
comprising a first gear fixed to the rotating shaft of the motor and a double interlocking gear meshing with the first gear;
The electric cosmetic brush device according to claim 1 , wherein the holding portion for detachably holding the first attachment or the second attachment is provided below the double interlocking gear. The holding part is
a bottom seat having an opening communicating with the center hole of the double interlocking gear;
a bearing interposed between the bottom seat and the lower surface of the double interlocking gear;
a block supported by the bottom seat and surrounding the lower side of the center hole;
A connecting shaft is passed through the center hole, one end of the connecting shaft is electrically connected to the circuit board, and the other end of the connecting shaft is a steel lid of the first attachment or the second attachment. and the circuit board applies a weak voltage to the first attachment or the second attachment via the connecting shaft.

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