KR100314114B1 - Electromotive tooth brush used by laser sterilizing function - Google Patents

Abstract

PURPOSE: Provided is an electric toothbrush using a laser sterilizing function, which sterilizes bacteria remaining in teeth and a gum by irradiating laser beam to hairs of a tooth brush with operating an electric toothbrush. CONSTITUTION: A main body of a toothbrush is divided into 2 more spaces by a separator; A battery charged and discharged from outside is built in one space, a motor driven by a power from the battery is built in another space, and a controller is also built in the third space. A penetrating tube is formed vertically in a toothbrush holder to contain a rotating axis having a connecting groove capable of separating and combining with a motor axis. A connecting projection capable of separating and combining with a hook of the main body is formed in the lower part of the toothbrush holder. A main gear with a connecting groove separating and combining with a connector of the rotating axis is located in the lower space of the main body. An auxiliary gear engaging with and supporting the main gear is arranged in the side of the main gear. A gear unit engaging with the main gear is formed in the rear part of the main gear. A rotating body with a catching groove connected with a hook of a tooth brush hair board is connected to a hook with gearing and rotating with the main gear. In a center of the toothbrush hair board whose hook is connected with the catching groove to combine with the rotating body, a penetrating tube is perforated. Several hairs are planted in the front side of the toothbrush hair board. A laser diode is equipped to irradiate a laser beam through a penetrating tube. A cover is formed in the rear side of a head of the holder to install the laser diode inside.

Description

Electric toothbrush used by laser sterilization function

The present invention relates to an electric toothbrush using a laser sterilization function, and more particularly, by rotating a toothbrush plate formed with bristles to remove foreign substances remaining on the teeth and gums while irradiating a laser having a predetermined intensity, such as teeth and gums. It relates to an electric toothbrush using a laser sterilization function to sterilize bacteria inhabiting the mouth.

The conventional electric toothbrush is replaced with a toothbrush body bent at an obtuse angle at the top, and the tip of the toothbrush body, as in the prior patent application (International Patent Application Publication No. 91-700015) A toothbrush rod freely installed, a bristles protruding outwardly from one side wall of the toothbrush rod, a rechargeable battery seated inside the toothbrush body, a motor driven by the power of the rechargeable battery, and a rotational force of the motor. It consists of a dynamometer that receives and rotates the bristles.

The conventional electric toothbrush configured as described above operates as follows. When the motor is driven, the dynamometer transmits the rotational force of the motor to the toothbrush bar to rotate the brush head mounted on the toothbrush bar.

However, the conventional electric toothbrush as described above has a lot of power consumption because the load on the motor is large because the toothbrush is rotated by sequentially receiving the rotational force of the motor, and the assembly of the toothbrush is complicated and the number of parts requires a lot of assembly process. There is a drawback.

In addition, since the conventional electric toothbrush removes foreign substances and bacteria such as teeth and gums by rotating only the bristles, there is a limit in removing foreign substances remaining in the oral cavity such as teeth and gums or sterilizing germs.

An object of the present invention for solving the above-described drawbacks, the laser sterilization function to simplify the structure of the electric toothbrush while sterilizing the bacteria remaining in the teeth and gums by laser irradiation in the direction of the bristles during operation of the electric toothbrush. In providing an electric toothbrush used.

1 is a cross-sectional view showing an embodiment of an electric toothbrush using a laser sterilization function according to the present invention.

FIG. 2 is an enlarged cross-sectional view of the head of the toothbrush bar of FIG. 1. FIG.

Figure 3 is an enlarged cross-sectional view of the coupling portion of the toothbrush bar and the toothbrush body in FIG.

Figure 4 is a front view showing the brush bristle plate in Figure 1;

Figure 5 is a cross-sectional view showing an electric toothbrush using a laser sterilization function according to another embodiment of the present invention.

6 is an enlarged cross-sectional view of the head of the toothbrush bar of FIG.

FIG. 7 is an enlarged cross-sectional view of a coupling portion of the toothbrush bar and the toothbrush body of FIG. 5. FIG.

Figure 8 is a cross-sectional view showing an electric toothbrush using a laser sterilization function according to another embodiment of the present invention.

※ Explanation of code about main part of drawing ※

1: brush head 3, 5: penetration hole

7: brush head 9: gear part

11: toothbrush stand 13, 13a: through hole

15: toothbrush body 17: battery

19: motor 21, 36: diaphragm

23, 57: motor shaft 25, 29: coupling groove

27, 61: rotating shaft 31: coupling piece

33: main gear 35: auxiliary gear

37, 69: cover 39, 47, 51: hook

41: laser diode 43, 53: jamming jaw

45: locking groove 49, 67: the rotating body

55: packing 59: spring

63: fixing ring 65: fixing protrusion

73, 75: Cam

One embodiment of the electric toothbrush using the laser sterilization function according to the present invention for achieving the object as described above, the coupling groove of the rotary shaft is embedded in the toothbrush body to be connected to the battery and the end of the motor shaft made of a plate shape embedded in the toothbrush rod A motor configured to be separated and coupled to the motor; A power transmission means arranged to be engaged with a gear part of a rotating body in which a main gear is separated and coupled to a coupling piece of a rotation shaft embedded in the toothbrush rod, and the main gear is coupled to a hook bent vertically from a diaphragm; Toothbrush bristle plate is formed in the center is a transmission hole through which the laser is transmitted and a plurality of bristles are planted in the front and a plurality of hooks are coupled to the coupling groove of the rotating body at the rear; A laser sterilization means installed at a rear side of the through hole formed by the hook bent perpendicularly to the diaphragm and irradiating a laser through the through hole of the toothbrush plate and the hook; It characterized by having a.

Here, the bristles planted on the bristle plate are planted in a circumferential shape, and it is preferable that an auxiliary gear supporting the main gear is interlocked with the main gear on the opposite side of the main gear engaged with the gear part of the rotating body.

Another embodiment of the electric toothbrush using the laser sterilization function, the motor is built in the toothbrush body to be connected to the battery and the cam of the motor shaft is configured to be in contact with the cam of the rotary shaft embedded in the toothbrush rod by the spring; A power transmission means in which a fixing ring formed at an end of the rotating shaft bent to a predetermined angle and a fixing protrusion of the rotating body coupled to the hook vertically bent from the diaphragm are hinged and arranged to be rotatable; Toothbrush bristle plate is formed in the center is a transmission hole through which the laser is transmitted and a plurality of bristles are planted in the front and a plurality of hooks are coupled to the coupling groove of the rotating body at the rear; A laser sterilization means installed at a rear side of the through hole formed by the hook bent perpendicularly to the diaphragm and irradiating a laser through the through hole of the toothbrush plate and the hook; It characterized by having a.

Hereinafter, the operation of the electric toothbrush using the laser sterilization function according to the present invention will be described in detail with reference to the accompanying drawings.

Figure 1 is a cross-sectional view showing an embodiment of the electric toothbrush using the laser sterilization function according to the present invention, the electric toothbrush is a toothbrush body 15 and the brush head plate 1, the battery 17, the motor 19, etc. are built-in Toothbrush pole 11 and a laser diode 41 for irradiating a laser for sterilizing bacteria, and the toothbrush pole 11 and the toothbrush body 15 are configured to be separated and coupled to each other. .

The inner space of the toothbrush body 15 is divided into two or more spaces by the diaphragm 21, one of the spaces has a built-in battery 17 to enable charging and discharging from the outside, the other A motor 19 driven by a power source of the battery 17 is built in, and another one has a control means for controlling the overall operation of the electric toothbrush although not shown in the drawing.

Here, the toothbrush body 15 has a cover which is opened and closed from the toothbrush body 15 so that the battery 17, the motor 19 and the control means, etc. may be installed at the lower end (in the figure) of the toothbrush body 15 or Or it is preferable that the toothbrush body 15 is cut in the longitudinal direction and divided into two and configured to be separated and combined with each other.

A through hole is formed in the upper end (in the figure) of the toothbrush body 15 so as to expose the motor shaft 23 having a flat shape to the outside as shown in FIG. 3, which is formed at the upper end of the toothbrush body 15. The through hole is made by an extension of the shape of the hook 51 extending to the top of the toothbrush body 15.

The toothbrush rod 11 has a through hole 13 formed in the longitudinal direction so that the rotary shaft 27 having the coupling groove 25 separated and coupled to the piece-shaped motor shaft 23 is formed therein. At the lower end (in the figure) of 11), a coupling jaw 53 is formed to be separated and coupled to the hook 51 of the toothbrush body 15.

Here, the packing 55 is interposed between the upper surface of the toothbrush body 15 and the lower end of the toothbrush stand 11 which are in contact with each other when the toothbrush body 11 is coupled to the toothbrush body 15 so that water flows into the electric toothbrush. Although not shown in the drawing, it is preferable to form a plurality of locking jaws on the contact surface of the toothbrush body 15 and the toothbrush stand 11 so that the toothbrush stand 11 coupled to the toothbrush body 15 is not rotated.

The upper part of the toothbrush stand 11, that is, the head corresponding to the head, is divided into a plurality of spaces by the diaphragm 36 as shown in FIGS. 1 and 2, and the penetrating hole ( The cylindrical hook 39 is extended in all directions so that 5) is formed.

In the space formed at the lower end of the inner space partitioned by the diaphragm 36, a main gear 33 having a coupling groove 29 separated and coupled to the coupling piece 31 of the rotation shaft 27 is disposed. On one side of the main gear 33, the auxiliary gear 35 for supporting the main gear 33 while being engaged with the main gear 33 is arranged to rotate, the gear portion is meshed with the main gear 33 (9) is formed to be inclined to the rear and the rotating body 49, which is formed in the front to the engaging groove 45 is coupled to the hook 47 of the brush head plate (1) is interlocked with the main gear 33 to rotate the hook Is coupled to (39).

At this time, the end of the hook 39 is caught by an engaging jaw 43 formed in an annular shape on the inner circumferential surface of the rotating body 49, so that the rotating body 49 is not separated from the hook 39 even when the rotating body 49 is rotated. .

In the center of the bristle plate (1) coupled to the locking groove 45 is integrally coupled to the rotating body 49, the hook 47 is a transmission hole communicating with the transmission hole 5 formed by the hook 39 ( 3) is perforated, a plurality of bristles (7) are planted in the front of the bristle plate (1).

Here, the bristle 7 which is planted on the front surface of the bristle plate 1 is planted in the shape of a circumference according to the rotational direction of the bristle plate 1, that is, the bristle 7 as shown in Figure 4 when the teeth and gums, etc. While giving less irritation, foreign substances, including toothpaste, can be effectively removed from the teeth and gums while effectively removing foreign substances such as toothpaste in the perforated holes 3 and 5 installed in the center of the bristle plate 1.

On one side of the transmission hole 5 formed by the hook 39, a laser diode 41 is mounted to irradiate the laser forward through the transmission hole 5, 3, and the head of the toothbrush 11 The cover 37 is comprised in the back so that the laser diode 41 may be installed inside.

Although not shown in the drawing, the laser diode 41 is connected to the battery 17 and the control means, respectively, so as to be driven together with the motor 19 under the control of the control means.

The operation of the present invention configured as described above will be described.

First, when the operation of the electric toothbrush is started by the operation of the drive switch not shown, the power charged in the battery 17 is supplied to the motor 19 and the laser diode 41, respectively, under the control of the control means.

As the rotational force of the motor 19 is transmitted to the main gear 33 through the motor shaft 23 and the rotating shaft 27, the main gear 33 and the auxiliary gear 35 and the rotating body 49, which are engaged with each other, It rotates in conjunction.

In other words, the main gear 33 receives the rotational force of the motor 19 to rotate about the rotation shaft 27, and the gear part 9 of the rotating body 49 is engaged with the main gear 33 to rotate. The whole 49 is rotated about the hook 39 receives the rotational force of the motor 19 from the main gear (33).

Accordingly, since the bristle plate 1 coupled to the front of the rotating body 49 rotates together with the rotating body 49, the bristles 7 directly contacting teeth or gums without moving the toothbrush vertically or horizontally. As you rotate, you can remove foreign material from your teeth and gums.

Since the laser having a predetermined intensity generated from the laser diode 41 is irradiated to the teeth and the gums through the through holes 5 and 3 during the brushing of the teeth, bacteria and the like parasitic on the teeth and the gums are sterilized.

That is, the bristle 7 planted on the bristle plate 1 is rotated by the rotational force of the motor 19 to remove foreign substances remaining in the teeth and gums, etc. and at the same time from the laser diode 41 installed at the rear of the penetration hole 5. It is possible to sterilize various bacteria parasitic on teeth and gums because it is irradiated to the teeth and gums generated by the laser having a strength capable of sterilizing various bacteria without harming the human body.

Figure 5 is a cross-sectional view showing an electric toothbrush using a laser sterilization function according to another embodiment of the present invention, the electric toothbrush is a toothbrush body 15 and a toothbrush plate (1) in which a battery 17, a motor 19, etc. are built in Toothbrush pole 11 and a laser diode 41 for irradiating a laser for sterilizing bacteria, and the toothbrush pole 11 and the toothbrush body 15 are configured to be separated and combined with each other. It is. Here, for the same configuration as the electric toothbrush according to one embodiment will be described the electric toothbrush according to another embodiment using the same reference numerals.

The inner space of the toothbrush body 15 is partitioned into two or more spaces by the diaphragm 21 as in one embodiment, and one of the spaces includes a battery 17 capable of charging and discharging from the outside. On the other hand, a motor 19 driven by the power of the battery 17 is built in, and in another, a control means for controlling the overall operation of the electric toothbrush is not shown in the drawing.

Here, the toothbrush body 15 has a cover which is opened and closed from the toothbrush body 15 so that the battery 17, the motor 19 and the control means, etc. may be installed at the lower end of the toothbrush body or the toothbrush body 15 is Cut in the longitudinal direction is divided into two and is configured to separate and combine with each other, it is preferable to block the water flowing from the outside inherent in the coupling portion of the packing.

The through hole is formed in the upper end (in the figure) of the toothbrush body 15 so that the motor shaft 57 having the cam 75 shape is exposed to the outside as shown in FIG. 7, and the upper end of the toothbrush body 15. The through hole formed in the hook 51 is formed by an extension of the hook 51 shape extending to the upper end of the toothbrush body (15).

The toothbrush rod 11 has a through hole 13a formed in the longitudinal direction so that the rotary shaft 61 having the cam 73 in contact with the cam 75 of the motor shaft 57 can be built in the toothbrush rod 11. At the lower end (in the figure), a coupling jaw 53 is formed to be separated and coupled to the hook 51 of the toothbrush body 15, and the diameter of the through hole 13a formed in the head of the toothbrush stand 11 is the toothbrush. It is smaller than the diameter of the through hole 13a formed at the bottom coupled with the main body 15 so that the spring 59 fitted to the rotating shaft 61 can be held in the through hole 13a.

Here, in the same manner as in one embodiment between the upper surface of the toothbrush body 15 and the lower end of the toothbrush holder 11 which is in contact with each other when the toothbrush holder 11 is coupled to the toothbrush body 15, the water is driven Blocking the inflow of the toothbrush, and not shown in the figure, but formed a plurality of locking jaw on the contact surface of the toothbrush body 15 and the toothbrush 11 so that the toothbrush pole 11 coupled to the toothbrush body 15 does not rotate. It is desirable to.

The upper part of the toothbrush stand 11, that is, the head corresponding to the head, is divided into a plurality of spaces by the diaphragm 36 as shown in FIGS. 5 and 6. The cylindrical hook 39 extends in all directions to form 5).

Rotating body 67 is coupled to the outer portion of the hook 39, the front of the rotating body 67 is formed with a perforation hole (3) in the center and a plurality of bristles (7) are planted in the front Toothbrush bristle plate 1 is separated and coupled, for this purpose, the coupling groove 45 and the hook 47 is formed on the joint surface of the rotating body 67 and the bristle plate 1, respectively.

At this time, the end of the hook 39 is caught by the engaging jaw 43 formed in an annular shape on the inner circumferential surface of the rotating body 67, and the rotating body 67 is not separated from the hook 39 even when the rotating body 67 rotates. .

The rear side of the rotating body 67 is composed of two stages, one of which is more spaced apart from the diaphragm 36, that is, the end located on the outer side of the rotating body 67 is separated from the fixing ring 63 of the rotating shaft 61. Fixed projection 65 is coupled to the projecting, one side of the rotating shaft 61, the fixing ring 63 is formed is predetermined so as to rotate the rotating body 61 at a predetermined angle by the suit movement of the rotating shaft 61. It is bent at an angle.

Here, the bristle 7 which is planted on the front surface of the bristle plate 1 is planted in the shape of a circumference according to the rotational direction of the bristle plate 1, that is, the bristle 7 as shown in FIG. It can effectively remove foreign substances that remain on teeth and gums while giving less irritation.

On one side of the transmission hole 5 formed by the hook 39, a laser diode 41 is mounted to irradiate the laser forward through the transmission hole 5, 3, and the head of the toothbrush 11 The cover 37 is comprised in the back so that the laser diode 41 may be installed inside.

Although not shown in the drawing, the laser diode 41 is connected to the battery 17 and the control means, respectively, so as to be driven together with the motor 19 under the control of the control means.

The operation of the present invention configured as described above will be described.

First, when the operation of the electric toothbrush is started by the operation of the drive switch not shown, the power charged in the battery 17 is supplied to the motor 19 and the laser diode 41, respectively, under the control of the control means.

When the cam 75 of the motor shaft 23 is rotated by the rotational force of the motor 19, the inclined surface of the cam 75 and the inclined surface of the rotating shaft 61 meet and the rotating shaft 61 having the cam 73 is moved up and down. You exercise. That is, when the upper portion of the cam 75 and the lower portion of the cam 73 in the drawing meets, the rotating shaft 61 is raised upward while compressing the spring 59 to rotate the rotating body 67 by a predetermined angle, but the cam ( When the lower portion of 75 and the lower portion of the cam 73 meet, the rotating shaft 61 is lowered by the elasticity of the spring 59 to return the rotating body 67 to its original position.

In other words, when the rotation shaft 67 moves up and down by the rotational force of the motor 19 and the elasticity of the spring 59, the rotating body 67 hinged to the rotation shaft 61 is a predetermined angle around the hook (39) Reverse rotation will occur.

Accordingly, the brush bristle plate 1 coupled to the front of the rotary body 67 is rotated forward and backward at a predetermined angle with the rotary body 67, so that the bristles directly contact teeth or gums without moving the toothbrush vertically or horizontally. 7) will be able to remove foreign substances remaining in the teeth and gums while rotating forward and backward.

Since the laser having a predetermined intensity generated from the laser diode 41 is irradiated to the teeth and the gums through the through holes 5 and 3 during the brushing of the teeth, bacteria and the like parasitic on the teeth and the gums are sterilized.

That is, the laser bristles 7 implanted in the bristle plate 1 by the rotational force of the motor 19 removes foreign substances remaining in the teeth and gums while being reversed at a predetermined angle, and at the same time, a laser diode installed at the rear of the penetration hole 5 ( 41) is irradiated to teeth and gums, which generate lasers having an intensity that can sterilize various bacteria without harming the human body, so that various germs parasitic to teeth and gums can be sterilized.

8 is a cross-sectional view showing an electric toothbrush using a laser sterilization function according to another embodiment of the present invention, which is separated from and coupled to the rear of the toothbrush pole 11 so as to separate and couple an internal component including a laser diode. Although the cover has been described as an example in which only a part of the head of the toothbrush bar 11 is formed in the above two embodiments, the cover is partitioned to the front and rear of the toothbrush bar 11 in another embodiment of the present invention. 69 is formed by cutting in the longitudinal direction of the toothbrush stand (11).

Electric toothbrush according to another embodiment of the present invention configured as described above can be operated in the same way as the bristle and laser diode as in one embodiment or another embodiment of the present invention according to the internal configuration to clean and sanitary treatment in the oral cavity will be.

Therefore, according to the present invention, foreign substances remaining in teeth and gums can be removed cleanly, and sterilization of various bacteria parasitic to teeth and gums can keep the oral cavity more clean.

In addition, the present invention can reduce the process of assembling / manufacturing the electric toothbrush by simplifying the structure of the electric toothbrush.

Although the present invention has been described in detail only with respect to the described embodiments, it will be apparent to those skilled in the art that various modifications and variations are possible within the spirit of the present invention, and such modifications and modifications belong to the appended claims.

Claims (4)

A motor embedded in the toothbrush body so as to be connected to the battery, and configured such that an end portion of the plate-shaped motor shaft is separated and coupled to the coupling groove of the rotary shaft embedded in the toothbrush pole; A power transmission means arranged to be engaged with a gear part of a rotating body in which a main gear is separated and coupled to a coupling piece of a rotation shaft embedded in the toothbrush rod, and the main gear is coupled to a hook bent vertically from a diaphragm; Toothbrush bristle plate is formed in the center is a transmission hole through which the laser is transmitted and a plurality of bristles are planted in the front and a plurality of hooks are coupled to the coupling groove of the rotating body at the rear; A laser sterilization means installed at a rear side of the through hole formed by the hook bent perpendicularly to the diaphragm and irradiating a laser through the through hole of the toothbrush plate and the hook; Electric toothbrush using a laser sterilization function characterized in that it comprises a. The method of claim 1, An electric toothbrush using the laser sterilization function, characterized in that the bristles planted in the bristle plate is planted in the shape of a circumference. The method of claim 1, The electric toothbrush using the laser sterilization function, characterized in that the auxiliary gear for supporting the main gear while being interlocked with the main gear on the opposite side of the main gear meshing with the gear part of the rotating body. A motor built in the toothbrush body so as to be connected to the battery, and the cam of the motor shaft being touched by the spring and configured to abut on the cam of the rotating shaft embedded in the toothbrush pole; A power transmission means in which a fixing ring formed at an end of the rotating shaft bent to a predetermined angle and a fixing protrusion of the rotating body coupled to the hook vertically bent from the diaphragm are hinged and arranged to be rotatable; Toothbrush bristle plate is formed in the center is a transmission hole through which the laser is transmitted and a plurality of bristles are planted in the front and a plurality of hooks are coupled to the coupling groove of the rotating body at the rear; A laser sterilization means installed at a rear side of the through hole formed by the hook bent perpendicularly to the diaphragm and irradiating a laser through the through hole of the toothbrush plate and the hook; Electric toothbrush using a laser sterilization function characterized in that it comprises a.