KR200301174Y1 - Electric Tooth Brush - Google Patents

Abstract

The present invention relates to an electric toothbrush comprising three rotating brush parts enclosing the teeth in a tunnel form in the product, and for this purpose, in the electric toothbrush including a rechargeable battery seated in a toothbrush body, a driving motor, a rotating shaft, and a toothbrush head, A protective cover provided in the toothbrush head to protect the surrounding tissue by surrounding the toothbrush head, and installed in the protective cover so as to transmit rotational force of the rotating shaft, the first and second rotating polys provided on the same line as the rotating shaft, and the protective cover. A first rotating brush part installed at one end of the rotating shaft in the cover and rotating at the same time as the rotating shaft rotates, and installed at the lower part of the first rotating brush part to engage the first and second rotating poly with a wire belt. And second and third rotatable brackets equipped with third and fourth rotatable pulleys for cleaning teeth by rotating according to the rotation of the rotating shaft. And a sheath portion, a wire belt to allow the first and second rotatable pulleys and the third and fourth rotatable pulleys to be belt-coupled with each other, and an adjusting roller installed between the wye and the belt to adjust tension of the wire belt. Therefore, by using the rotary brush placed in the tunnel type can be brushed only by the movement to move along the dentition brushing is easy and simple, brushing the cervical wear by the action of the brush head to sweep from the gingival side to the tooth It facilitates gingival massage, interdental foods and plaque removal while preventing gingival retraction, and also allows you to wipe all sides of two or more teeth with a single application, which reduces brushing time and reduces power consumption. Overload can be prevented.

Description

Electric Tooth Brush

The present invention relates to an electric toothbrush, and more particularly, to an electric toothbrush configured to allow three or more teeth to be brushed at the same time by constructing three rotary brush parts enclosing the teeth in a tunnel.

In general, toothbrushes are provided with a manual method and an electric method. Manual toothbrushes in many cases can achieve the purpose of plaque removal and mouthwashing with various toothbrush methods.

However, the general public used the side brush to brush the teeth from side to side due to the difficulty of brushing the hands and arms due to the easy and effective roll technique among the toothbrush methods recommended by the dentist. Wiping out all parts evenly is harder to practice, and most people who do not brush well had the disadvantage of periodontitis due to the deposition of tartar.

In order to secure this disadvantage, the electric toothbrush has been developed, the configuration of which is shown in Figure 1, the toothbrush head (1) to form a toothbrush head (2), the brush portion free to replace the toothbrush head (2) (2a) is installed, and the bristle (7) protruding outward from one side wall of the brush portion (2a), seating the rechargeable battery (3) inside the toothbrush body (1), the rechargeable battery (3) Install a drive motor (4) to provide a drive under the power of the drive, install a rotary shaft (6) for rotating the toothbrush head (7) under the rotational force of the drive motor (4), and drive the rotary shaft (6) It consists of a power transmission unit 8 for transmitting the rotational force of the drive motor between the motor (4) to the rotary shaft (6).

As such, when the electric toothbrush 1 drives the driving motor 4, the rotating shaft 6 is rotated through the power transmission unit 8, and the rotating force of the rotating shaft 6 is transmitted to the brush portion 2a. At this time, the bristle 7 mounted to the brush part 2a is rotated.

However, conventional electric toothbrushes are fundamentally different from traditional toothbrushes, which can be detrimental to the gingival due to the inability to implement a roll technique that sweeps the toothbrush from the gingiva to the tooth, and the area of the brush to brush is small. It takes a lot, and also has a problem that can not be popularized by the hassle to apply in many places, such as the occlusal surface of the upper surface of the tooth, the buccal surface of the tooth leading to the gingiva.

In addition, the toothbrush head provided in the conventional electric toothbrush has to brush the teeth by one brush, not only can not effectively remove the residual food or plaque stuck in the occlusal and buccal surface of the tooth, but also several times to remove It takes a lot of time by repeatedly cleaning the teeth, and this increases the power consumption of the charger, there is a disadvantage that the motor is overloaded.

Therefore, the present invention is to solve the conventional problems as described above, an object of the present invention, by constructing a plurality of rotary brush portion enveloping the teeth in the tunnel type, evenly wipe all parts of the tooth evenly caries and To provide an electric toothbrush that can effectively remove plaque that causes periodontitis.

Another object of the present invention, by having a plurality of brush portion in the product, the bristle wraps the teeth to apply to the occlusal surface and buccal surface of the tooth, and to brush the bristles from the gingival side toward the tooth to prevent gingival massage and gingival retraction To provide a powered toothbrush.

Another object of the present invention, by providing a brush of the tunnel type in the product, since the bristles wrap several teeth, to provide an electric toothbrush that can easily and quickly wipe all teeth to prevent power consumption and overload of the electric toothbrush. It is.

Still another object of the present invention is to provide an electric toothbrush that facilitates replacement of a used rotary brush by making the front side wall surface of the protective cover provided with the product detachable.

In order to achieve the above object, the electric toothbrush of the present invention includes a rechargeable battery seated in a toothbrush body, a drive motor installed at an upper end of the rechargeable battery and driven by the power of the rechargeable battery, and connected to the drive motor. In the electric toothbrush consisting of a rotating shaft for receiving the rotational force of the toothbrush head and the toothbrush head connected to the rotating shaft, the toothbrush head is provided with a protective cover for protecting the surrounding tissue by surrounding the toothbrush head, and is installed in the protective cover First and second rotary pulleys provided on the same line as the rotary shaft, and a first brush installed at one end of the rotary shaft in the protective cover to rotate the rotary shaft in accordance with the rotation of the rotary shaft to wipe the occlusal surface of the tooth. And a lower part of the first brush part to couple the first and second rotary polys with a wire belt. And second and third brush parts provided with third and fourth rotary pulleys, and the first and second rotary pulleys and the third and fourth rotary pulleys to rotate according to the rotation of the rotary shaft to wipe the narrowing surface of the tooth. It is characterized in that it comprises a wire belt to be coupled to each other belt, and the adjustment roller is provided between the wire and the belt to adjust the tension of the wire belt.

Figure 1 is a side cross-sectional view showing the configuration of a conventional vibrating toothbrush,

Figure 2 is an exploded perspective view showing the configuration of the electric toothbrush according to the present invention,

3 is a perspective view showing a coupled state of the electric toothbrush according to the present invention,

4 is a front view showing a coupled state of the electric toothbrush according to the present invention,

Figure 5 is a partial front view showing a coupling state of the rotary pulley of the electric toothbrush according to the present invention,

Figure 6 is a cut away front view showing a state of use of the electric toothbrush according to the present invention,

7 is a cut-away plan view showing a state of use of the electric toothbrush according to the present invention,

8 is a plan view showing a coupled state of the electric toothbrush according to the present invention,

Figure 9 is a side cross-sectional view showing a coupled state of the electric toothbrush according to the present invention,

10 is a perspective view of the main portion showing the configuration of the electric toothbrush according to the present invention,

<Explanation of symbols for the main parts of the drawings>

10: toothbrush body 20: rechargeable battery

30: drive motor 40: rotating shaft

50: toothbrush head 51: protective cover

52, 53: 1st, 2nd rotation poly 54, 58, 59: 1st, 2nd, 3rd rotation brush part

55, 56: 3rd, 4th rotation poly 57: wire belt

60: adjusting roller 80: brush head

90: removable groove 1000: teeth

Hereinafter, with reference to the accompanying drawings for the electric toothbrush according to an embodiment of the present invention will be described in detail.

Figure 2 is an exploded perspective view showing the configuration of the electric toothbrush according to the present invention, Figure 3 is a perspective view showing a coupling state of the electric toothbrush according to the present invention, Figure 4 is a front view showing a coupling state of the electric toothbrush according to the present invention. 5 is a partial front view showing a coupled state of the rotary pulley of the configuration of the electric toothbrush according to the present invention, FIG. 6 is a cutaway front view showing a state of use of the electric toothbrush according to the present invention, and FIG. Sectional plan view showing the use state of the electric toothbrush according to the invention, Figure 8 is a plan view showing a coupling state of the electric toothbrush according to the present invention, Figure 9 is a side cross-sectional view showing a coupling state of the electric toothbrush according to the present invention, 10 is a perspective view illustrating main parts of the electric toothbrush according to the present invention.

As shown in FIGS. 2 to 10, the vibrating toothbrush body 10 includes a rechargeable battery 20, a drive motor 30, a rotation shaft 40, a toothbrush head 50, and a switch part 100. consist of.

The rechargeable battery 20 is provided in the toothbrush body 10 to transmit power to the drive motor 30 to be described later.

The driving motor 30 is installed on the top of the rechargeable battery 20 to be driven by the power of the rechargeable battery 20.

The rotation shaft 40 is connected to the drive motor 30 to rotate under the rotational force of the drive motor 30.

The switch unit 100 is provided on the toothbrush body to turn on / off the rechargeable battery 20.

The toothbrush head 50 has a protective cover 51, first, second, third and fourth rotary polys 52, 53, 55 and 56, and first, second and third rotary brush portions 54. ) 58, 59, the wire belt 57, and the adjusting roller (60).

The toothbrush head 50 is connected to the rotary shaft 40 to rotate the first, second, and third rotary brush parts 54, 58, and 59 that will be described later.

In addition, the toothbrush head 50 is the first, second, third, fourth rotational pulleys 52, 53, 55, 56 and the first, second, and third rotational brush portions 54, 58 ( 59, a wire belt 57, and a protective cover 51 are provided to protect the adjusting roller 60. As shown in FIG.

In addition, an opening 501 is formed in the lower portion of the protective cover 51 to allow the brushes 54, 58, 59 to contact the tooth 1000.

In addition, the protective cover 51 has a protective front side wall surface that is separated from and coupled to the cover 51 by screws 70 so as to exchange the respective rotatable brush portions 54, 58, 59. 502).

In addition, a tunnel window 502a is formed on the protective front side wall surface 502 so that the tooth 1000 can be inserted into the cover 51 and move along the teeth of the tooth 1000.

The protective front side wall surface 502 has one end of each of the rotatable brush parts 54, 58, and 59, and a detachable groove 90 formed in each of the rotatable pulleys 52, 53, 55, and 56. Is coupled to the other tile end of each of the rotatable brush parts 54, 58, 59 to facilitate rotation of the respective rotatable brush parts 54, 58, 59. The hole 502b is formed.

The protective front side wall surface 502 is formed with a screw hole 502c in the cover 51 so that the protective front side wall surface 502 can be screwed to the screw 70.

In the protective cover, a tunnel is formed by an intermediate side wall surface and a rear side wall surface located in front and rear of the rotating poly part, and a downward wall surface concave in a rectangular pillar shape.

In addition, the medial side wall surface of the protective cover surrounding the swivel pulley and wire belt is formed of a tunnel window through which the holes and teeth can be inserted through the three swivel pulleys, and the rear side wall face has a rotating shaft leading to the first and second rotational pulleys. It consists of a tunnel hole into which a hole can be inserted and a coupling hole to hold two rotating pulleys at the bottom, and a lower wall surface is formed of a wall connecting the front and rear tunnel windows. Is made of.

The first and second rotary pulleys 52 and 53 are provided on the same line as the rotary shaft 40 so as to transmit the rotational force of the rotary shaft 40.

In the center of the first, second, third and fourth rotatable pulleys 52, 53, 55 and 56, the removable grooves 90 are detachable from the respective rotatable brush portions 54, 58 and 59. ) Is formed.

The first rotatable brush part 54 is installed at one end of the rotating shaft 40 so as to rotate according to the rotation of the rotating shaft 40 and to wipe the tooth 1000.

The second rotatable brush portion 58 may include the first rotatable pulley 52 of the rotating shaft 40 and the third rotatable pulley 55 of the second rotatable brush portion 58 of the first wire belt 57a. It is coupled to the belt by, and when the first rotary pulley 52 is rotated installed in the lower first brush portion 54 so that the first wire belt (57a) to rotate the third rotary pulley (55) It is.

The third rotatable brush portion 59 includes the second rotatable pulley 53 of the rotating shaft 40 and the fourth rotatable pulley 56 of the third rotatable brush portion 59 include a second wire belt 57b. It is belt-coupled by, and when the second rotary pulley 53 rotates, the second wire belt 57b is installed below the first rotary brush part 54 so as to rotate the fourth rotary pulley 56. It is.

In addition, the first, second and third rotational brush portions 54, 58 and 59 are provided with bristles 80 which protrude radially to facilitate cleaning of all surfaces of the tooth 1000.

The first rotatable brush part 54 is positioned on the top of the tooth 1000 to clean the occlusal surface, which is the top surface of the tooth 1000.

The second and third rotatable brushes 58 and 59 are positioned at both sides of the tooth 1000 so as to clean the buccal surface, which is the tongue side and the lip side of the tooth 1000.

The wire belt 57 is configured to allow the first and second rotary polys 52 and 53 and the third and fourth rotary polys 55 and 56 to rotate by belt coupling with each other.

The wire belt 57 is divided into first and second wire belts 57a and 57b.

When the first wire belt 57a rotates in the counterclockwise direction of the rotating shaft 40, the first rotating poly 52 of the rotating shaft 40 may rotate the second rotating brush part 58 in the same direction. And the third rotary poly 55 of the second rotatable brush portion 58 are belt-coupled.

When the second wire belt 57b rotates in the counterclockwise direction of the rotation shaft 40, the second rotational pulley of the rotation shaft 40 may rotate the third rotational brush part 59 in the counterclockwise direction. The belt 53 is alternately belt-coupled with the fourth rotatable pulley 56 of the 53 and the third rotatable brush portion 59.

The adjusting roller 60 is provided between the respective wire belts 57a and 57b to adjust the tension of the respective wire belts 57a and 57b.

Then, the operation of the electric toothbrush according to an embodiment of the present invention having the above configuration will be described in more detail with reference to FIGS. 2 to 10.

First, as shown in FIGS. 2 and 3, when the switch unit 100 of the electric toothbrush is turned on, the rechargeable battery 20 seated in the toothbrush body 10 transmits power to the driving motor 30.

At this time, the drive motor 30 is rotated, and transmits the rotational force of the drive motor 30 to the rotary shaft 40.

Since the rotary shaft 40 is connected to the toothbrush head 50, the rotary shaft 40 transmits the rotational force of the rotary shaft 40 to the toothbrush head 50.

At this time, the first and second rotary pulleys 52 and 53 installed on the same line as the rotary shaft 40 in the protective cover 51 of the toothbrush head 50 are rotated.

At the same time, the bristles 80 of the first rotary brush part 54 installed at one end of the rotating shaft 40 rotate.

4 and 5, the first rotatable pulley 52 is coupled to the first rotatable pulley 55 and the first wire belt 57a of the second rotatable brush part 58. Therefore, the second rotatable brush portion 58 rotates by the rotation of the first rotatable poly 52.

At the same time, since the second rotatable pulley 53 is coupled to the fourth rotatable pulley 56 of the third rotatable brush part 59 and the second wire belt 57b, the second rotatable pulley 53 rotates. As a result, the third rotatable brush part 59 rotates.

At this time, when the rotary shaft 40 rotates in the counterclockwise direction, the second rotary brush part 56 also rotates in the same direction.

In addition, as shown in FIG. 10, when the rotating shaft 40 rotates counterclockwise, since the second rotatable pulley 53 and the fourth rotatable pulley 56 are cross-coupled to each other, The three rotary brushes 59 rotate in the clockwise direction opposite to each other.

At the same time, the radial bristles 80 protruding from the first, second and third rotational brush portions 54, 58 and 59 rotate.

In this state, as shown in FIGS. 6 and 7, the handle 200 of the toothbrush body 10 is held and moved along the teeth.

At this time, the bristles 80 of the first rotary brush member 54 brush the occlusal surface, which is the upper surface of the tooth 1000, and the second and third rotary brush members 58 ( The bristles 80 of 59 brush the buccal surface, which is the portion where the tooth 1000 leads to the gingiva.

As such, pressure is applied to the gingiva and the teeth 1000 to the rotation radius of the bristle 80, and the bristle 80 is bent while brushing. This cleans the residual food and plaque of the gingiva and teeth 1000.

Brushing method is to put the toothpaste on the bristle (80) area and insert the toothbrush in the posterior part. The toothbrush head 50 may be moved along the teeth while the switch unit 100 is turned on and properly pressed.

In addition, as shown in Figures 8 and 9, the tunnel window 502a of the front side wall surface of the protective cover 51 has a width of 13mm, so that the maximum width of the maxillary molar, which is the largest in size, exceeds 11mm, most of It can be applied to the tooth (1000), the bristle (80) part is characterized by the bristle of the bristle (80), can accommodate all the teeth (1000), each of the rotating poly (52) (53) (55) At 56, most teeth 1000 are accommodated because the width between the tunnel walls is 12 mm.

When the jaw of the anterior part is narrow and the electric toothbrush length cannot be accommodated sufficiently, the electric toothbrush handle 200 may be lifted from the occlusal plane to use the centrifugal end portion of the bristles.

When the narrowing width of the anterior tooth is narrower than the posterior tooth, when proper pressure of the bristles 80 is not applied, pressure is applied to the toothbrush in the narrow or lingual direction and applied to each side.

In addition, when the bristle 80 is replaced, since the protective front side wall surface 502 is coupled to the protective cover 51, the screw 70 is loosened and the protective front side wall surface 502 is covered with a protective cover ( 51), remove the rotating brush.

In addition, the distance between the bristles 80 of the second and third rotational brush portions 58 and 59 is reduced to about 6 mm so that the interdental brushing is performed.

In addition, the bristle 80 provided in the protective cover 51 is projected downward by about 2mm than the cover through the opening hole 501 formed in the protective cover 51 to the tongue and palate by the bristle 80 Brushing is possible.

In addition, the width of the tunnel window (502a) is formed to 13mm, and each of the rotating poly (52) (53) (55) (56) has a width between the tunnel wall surface of 12mm larger than the size of the tooth (1000) The tunnel may be formed to fit the tooth 1000 through the tunnel window 502a without being caught by the posterior tooth 1000.

The distance between the bristles 80 may be maintained at 0.5 mm to prevent the bristles 80 from colliding with each other.

In addition, the gingiva and teeth 1000 are formed from the trunk pillar of the rotating brush which is rotated by the respective rotary pulleys 52, 53, 55 and 56 by the tunnel window 502a and the tunnel wall face below the rotary pulley. Do not touch to protect the gingiva and teeth (1000).

In addition, it can be applied to children and foreigners by adjusting the length of the long axis of the toothbrush head 50 and the length of the bristles 80 and the spacing of the respective rotatable brush parts 54, 58, 59.

In this way, the electric toothbrush is provided with three rotary brushes to clean the occlusal surface, the buccal surface, and the tongue, palate, and mucous membranes of the two or more teeth 1000 with a single brushing. Can save.

The electric toothbrush of the present invention described above is not limited to the above-described embodiments and drawings, and various substitutions, modifications, and changes are possible within the scope without departing from the technical idea of the present invention. It will be clear to those of ordinary knowledge.

According to the electric toothbrush according to the present invention as described above,

Toothbrush head with three rotating brushes to enclose the teeth in the product, by using a rotary brush placed in the tunnel type can be brushed by simply moving along the teeth, brushing is easy and simple, from the gingiva side The brush head sweeps toward the teeth to prevent gingival wear and gingival retraction while gingival massage, interdental food removal, and plaque removal are facilitated. In addition, it is possible to cleanly supplement all the surfaces of two or more teeth with a single application, which can shorten the brushing time and reduce the power consumption of the product, thereby preventing overload. In addition, the bristles are detachable by the front wall of the protective cover, so that the bristles in the protective cover can be replaced after loosening the screw and opening the front side wall, thereby making it easy to replace the used bristles. . In addition, the product can make the brushing education easy to children, brushing is also easy for the handicapped and elderly people who are difficult to use hands.

Claims (7)

A rechargeable battery seated in the toothbrush body, a driving motor installed on the top of the rechargeable battery and driven by the power of the rechargeable battery, a rotating shaft connected to the driving motor to receive the rotational force of the driving motor and transmitted to the toothbrush head; In the electric toothbrush consisting of a connected toothbrush head, A protective cover provided on the toothbrush head and surrounding the toothbrush head, A first and second rotary pulleys installed in the protective cover and provided on the same line as the rotary shafts so as to transmit the rotational force of the rotary shafts; A first rotatable brush part installed at one end of the rotating shaft in the protective cover and rotating at the same time as the rotating shaft rotates, and for cleaning teeth; 2, 3, and 3 provided with the 3rd and 4th rotation pulleys installed under the first rotatable brush part so as to engage the first and second rotation pulleys with a wire belt and rotate according to the rotation of the rotation shaft to clean the teeth. With a rotary brush part, A wire belt for allowing the first and second rotatable pulleys and the third and fourth rotatable pulleys to be belt-coupled to each other; The toothbrush is installed between the belt and the electric toothbrush, characterized in that it comprises a control roller for adjusting the tension of the wire belt. The method of claim 1, The protective cover has an opening formed in the lower portion of the cover so that each of the rotating brushes to contact the teeth, A front side wall surface provided on the protective cover to separate and engage the respective rotatable brush portions by screws so as to be replaceable; An electric toothbrush, characterized in that a tunnel formed by the intermediate wall and the rear side wall surface located in the front and rear of the rotary poly part in the protective cover, and the lower wall surface concave in a rectangular pillar shape. The method of claim 2, The middle side wall surface of the protective cover surrounding the swivel pulley and wire belt is formed by a hole through which three swivel pulleys pass and a tunnel window into which the teeth can be inserted. It consists of a tunnel hole into which the coupling hole holding the hole and two rotary pulleys at the bottom and the teeth can be inserted, and the lower wall consists of a wall connecting the front and rear tunnel windows. Electric toothbrush, characterized in that. The method of claim 2, A tunnel window formed on the front side wall surface of the protective cover to allow the tooth to be inserted into the protective cover and move along the teeth of the tooth; Is formed on the front side wall surface of the protective cover is coupled to the other tile end of each of the rotary rotary brush parts when one end of the first, second, third rotary brush part is coupled to the removable groove formed in each rotary poly With coupling holes, The toothbrush is formed on the protective front side wall surface, the front side wall surface comprises a screw hole screwed with the protective cover. The method of claim 1, The first, second and third rotational brush portions are provided with radially protruding bristles, and the first rotational brush portion is positioned at the upper end of the teeth to clean the occlusal surface, the upper surface of the tooth, and the second, 3 Brush is an electric toothbrush, characterized in that located on both sides of the tooth to clean the buccal surface, which leads to the gum of the tooth. The method of claim 1, The wire belt is connected to the first rotatable pulley of the rotary shaft and the third rotatable pulley of the second rotatable brush part to rotate the second rotatable brush part in the same direction when rotating in the counterclockwise direction of the rotatable shaft. With belt, A second rotatable pulley of the rotary shaft and a fourth rotatable pulley connected alternately with each other so as to rotate the third rotatable brush portion in a counterclockwise direction when rotating in a counterclockwise direction of the rotatable shaft; Electric toothbrush, characterized in that consisting of two wire belt. The method of claim 1, Power toothbrush, characterized in that the removable groove is formed in the center of the first, second, third, fourth, the rotary pulley so as to be detachable with the first, second, third rotary brush.