CN210931995U

CN210931995U - Electric toothbrush

Info

Publication number: CN210931995U
Application number: CN201921368472.7U
Authority: CN
Inventors: 曹方昕
Original assignee: Panasonic Wanbao Home Appliances Electric Iron Guangzhou Co Ltd
Current assignee: Panasonic Wanbao Home Appliances Electric Iron Guangzhou Co Ltd
Priority date: 2019-08-21
Filing date: 2019-08-21
Publication date: 2020-07-07
Anticipated expiration: 2029-08-21

Abstract

The utility model relates to an electric toothbrush, which comprises a brush handle and a brush head, wherein the brush head is detachably arranged at the upper end of the brush handle, the brush handle comprises a holding part, the cross section of the holding part is a quadrangular section, and the top of the holding part extends upwards to form a pointing part; the cross section of the pointing part is a triangular section, one angle of the triangular section is right opposite to the side length surface of the holding part, and the other two angles are respectively and symmetrically distributed above two sides of the holding part. The electric toothbrush can assist the user to naturally form a stable angle between the brush head of the electric toothbrush and the horizontal direction when being held, and a more reasonable and healthy Bass tooth brushing method is achieved.

Description

Electric toothbrush

Technical Field

The utility model relates to the technical field of oral health care, in particular to an electric toothbrush.

Background

The electric toothbrush is used as a personal care appliance in the field of oral care, the brush head generates high-frequency vibration through the quick rotation or vibration of the motor core, and toothpaste is decomposed into fine foam and then deeply cleans teeth. Compared with the common toothbrush, the toothbrush can thoroughly remove dental plaque and effectively reduce oral diseases such as periodontal diseases and gingival bleeding, and is gradually favored by consumers in the market.

The Bass tooth brushing method is a well-known healthy and efficient tooth brushing mode, and one important method is to enable toothbrush bristles to form an angle of about 45 degrees with a horizontal plane, brush the joint of teeth and gingiva, and effectively prevent and relieve gum health problems and periodontal diseases. However, the conventional design and weight of the electric toothbrush cannot make a person using the electric toothbrush hold a proper angle well, so as to meet the requirement of the Bass brushing method.

SUMMERY OF THE UTILITY MODEL

Based on this, the utility model aims at overcoming the not enough of prior art, provide an electric toothbrush, can assist the user when gripping to make electric toothbrush's brush head and horizontal direction nature form stable angle, reach more reasonable and healthy Bass method of brushing teeth.

In order to realize the purpose, the utility model discloses a technical scheme be:

an electric toothbrush comprises a brush handle and a brush head, wherein the brush head is detachably arranged at the upper end of the brush handle, the brush handle comprises a holding part, the cross section of the holding part is a quadrilateral section, and the top of the holding part extends upwards to form a pointing part; the cross section of the pointing part is a triangular section, one angle of the triangular section is right opposite to the side length surface of the holding part, and the other two angles are respectively and symmetrically distributed above two sides of the holding part.

The utility model relates to an electric toothbrush, divide into portion of gripping and direction portion with the brush holder, and the cross section that designs the portion of gripping respectively is the quadrangle cross section, the cross section of direction portion is the triangle-shaped cross section, utilize the unique cross sectional shape design of portion of gripping and direction portion and the position relation between the two, like this when the user is doing this action of gripping the brush holder in hand, the big toe forms the holding surface with the limit long face of the portion of gripping, thereby simple messenger's brush head forms about 45 degrees with the horizontal plane, this angle accords with the brush head direction and the horizontal plane that point out in the well-recognized healthy method of brushing teeth-Bass method of brushing teeth and becomes 45 degrees, brush head direction and the horizontal plane angle of brushing teeth gum juncture of a small size; thereby reminding and helping the user to use the electric toothbrush in a healthy and efficient tooth brushing way.

In order to obtain better technical effect, the technical improvement further comprises that the cross section of the pointing part is a rounded triangle section, one rounded corner of the rounded triangle section is right opposite to the brush surface of the brush head, and the other two rounded corners are respectively and symmetrically distributed at two sides of the rear end of the brush head.

In order to achieve better technical effects, further technical improvement comprises that the cross section of the holding part is a rounded quadrangle section or a circular section.

In order to achieve better technical effects, a further technical improvement comprises that a through hole is formed in the middle of the upper surface of the pointing part.

In order to obtain better technical effect, the further technical improvement further comprises that a driving motor is arranged inside the brush handle and drives the brush head to vibrate.

In order to obtain better technical effect, the further technical improvement further comprises that a power supply is arranged at the bottom of the brush head, and the power supply is positioned below the driving motor and is electrically connected with the driving motor.

In order to obtain better technical effect, the further technical improvement comprises that a coil is arranged at the bottom of the brush head, the coil is positioned below the power supply, and two ends of the coil are respectively electrically connected with the power supply.

In order to obtain better technical effect, the further technical improvement further comprises that a vibration shaft is arranged at the output end of the driving motor, and the upper end of the vibration shaft penetrates through the upper part of the pointing part and is connected with the brush head in a matching way.

In order to obtain better technical effect, further technical improvement still includes that the vibration axle sleeve is equipped with the sealing washer, the sealing washer is located the inside top of directive portion, and closely laminate with the inner wall of directive portion.

In order to achieve better technical effects, the further technical improvement further comprises that a switch button is arranged on the side wall of the brush handle and used for controlling the switch of the driving motor.

For a better understanding and an implementation, the present invention is described in detail below with reference to the accompanying drawings.

Drawings

FIG. 1 is a schematic view of the electric toothbrush of the present invention;

FIG. 2 is a view showing the internal structure of the brush handle of the present invention;

FIG. 3 is a top view of the electric toothbrush of the present invention;

FIG. 4 is a top view of the brush handle of the present invention;

fig. 5 is a reference view showing the use of the electric toothbrush of the present invention.

Detailed Description

To further illustrate the embodiments, the present invention provides the accompanying drawings. The accompanying drawings, which are incorporated in and constitute a part of this disclosure, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the embodiments. With these references, one of ordinary skill in the art will appreciate other possible implementations and advantages of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "left", "right", "top", "bottom", "inner", "outer", "axial", "radial", "circumferential", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description and to simplify the description, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered limiting of the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified. In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 and 2, the present embodiment provides an electric toothbrush, which includes a handle 10 and a head 20. The brush head 20 is detachably mounted at the upper end of the brush handle 10, the brush handle 10 is a hollow structure, and a driving motor 30, a power supply 40 and a coil 50 are sequentially arranged in the brush handle 10; the driving motor 30 drives the brush head 20 to vibrate, the power source 40 is located below the driving motor 30 and electrically connected to the driving motor 30, the coil 50 is located below the power source 40, and two ends of the coil are electrically connected to the power source 40 respectively. In addition, the side wall of the brush holder 10 is provided with a switch button 31, and the switch button 31 is used for controlling the on-off of the driving motor 30.

As shown in fig. 3 and 4, the handle 10 of the present embodiment includes a holding portion 60, the cross section of the holding portion 60 is a quadrilateral section, the holding portion 60 extends upward to form a pointing portion 70, and the holding portion 60 and the pointing portion 70 are preferably an integral structure, and may be a separate structure; the cross section of the pointing part 70 is a triangular section, one of the corners of the triangular section is right opposite to the side length surface of the holding part 60, and the other two corners are respectively and symmetrically distributed above two sides of the holding part 60. From another perspective, the cross section of the directing part 70 of the present embodiment is a rounded triangle section, one of the rounded corners of the rounded triangle section is right opposite to the brush surface of the brush head 20, and the other two rounded corners are symmetrically distributed on two sides of the rear end of the brush head 20.

The holding portion 60 of the present embodiment has a square structure, and the cross section thereof is preferably a rounded quadrilateral cross section, and it should be noted that the holding portion 60 may have a circular or elliptical cross section, and the same effect can be achieved by matching with the triangular cross section of the directing portion 70. The direction-directing portion 70 of the present embodiment is preferably a rounded triangular prism configuration, with a cross-section that is preferably a rounded triangular cross-section.

In addition, the output end of the driving motor 30 is provided with a vibration shaft 31, and the upper end of the vibration shaft 32 passes through the upper part of the directing part 70 and is connected with the brush head 20 in a matching way. In this embodiment, the vibration shaft 32 is sleeved with a sealing ring 33, and the sealing ring 33 is located above the inner portion of the directing portion 70 and closely attached to the inner wall of the directing portion 70. In order to facilitate the output end of the driving motor 30 to protrude upward and to be coupled with the brush head 20, a through hole is formed at the middle of the upper surface of the directional portion 70.

The working principle of the electric toothbrush of the present invention is explained as follows:

as shown in fig. 5, the user utilizes the unique design of the cross-section of the electric toothbrush, so that when the electric toothbrush is used, the direction of the brush head 20 forms an angle (35-50 degrees) with the horizontal plane, the angle is close to 45 degrees with the horizontal plane in the brush head 20 direction indicated in the recognized healthy tooth brushing method-Bass method, and the angle between the brush head direction and the horizontal plane at the gingival junction of teeth is slightly brushed; thereby reminding and helping the user to use the electric toothbrush in a healthy and efficient tooth brushing way.

In addition, the utility model discloses an electric toothbrush can charge for power 40 through the electromagnetism principle of generating electricity after coil 50 and the outside circular telegram coil response of brush holder 10 bottom to make electric toothbrush can recycle, avoided the trouble that the change power 40 brought, energy-concerving and environment-protective moreover.

Compared with the prior art, the toothbrush handle is divided into the holding part and the pointing part, the cross section of the holding part is a quadrilateral cross section, the cross section of the pointing part is a triangular cross section, and the unique cross section shape design of the holding part and the pointing part and the position relation between the holding part and the pointing part are utilized, so that when a user holds the toothbrush handle by hand, a holding surface is formed by a thumb and the long side surface of the holding part, the angle between the toothbrush head and the horizontal plane is about 45 degrees, the angle accords with the toothbrush head direction pointed out in the accepted healthy tooth brushing method-Bass tooth brushing method and the horizontal plane is 45 degrees, and the toothbrush head direction at the gingival junction of the teeth is brushed by a small amount and the horizontal plane angle; thereby reminding and helping the user to use the electric toothbrush in a healthy and efficient tooth brushing way.

The above examples only represent several embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the electric toothbrush of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.

Claims

1. An electric toothbrush, includes brush holder and brush head, the brush head detachably installs the upper end in the brush holder, its characterized in that: the brush handle comprises a holding part, the cross section of the holding part is a quadrilateral section, and the top of the holding part extends upwards to form a pointing part; the cross section of the pointing part is a triangular section, one angle of the triangular section is right opposite to the side length surface of the holding part, and the other two angles are respectively and symmetrically distributed above two sides of the holding part.

2. The electric toothbrush of claim 1, wherein: the cross section of the pointing part is a rounded triangle section, one rounded corner of the rounded triangle section is right opposite to the brush surface of the brush head, and the other two rounded corners are symmetrically distributed on two sides of the rear end of the brush head respectively.

3. The electric toothbrush of claim 1, wherein: the cross section of the holding part is a round-corner quadrilateral section or a round section.

4. The electric toothbrush of claim 1, wherein: the middle part of the upper surface of the pointing part is provided with a through hole.

5. The electric toothbrush according to any one of claims 1 to 4, wherein: the inside of brush holder is equipped with driving motor, driving motor drives brush head vibration.

6. The powered toothbrush as defined in claim 5, wherein: the bottom of brush head is equipped with the power, the power is located driving motor's below, and is connected with driving motor electricity.

7. The powered toothbrush as defined in claim 6, wherein: the bottom of the brush head is provided with a coil, the coil is positioned below the power supply, and two ends of the coil are respectively electrically connected with the power supply.

8. The powered toothbrush as defined in claim 5, wherein: the output end of the driving motor is provided with a vibration shaft, and the upper end of the vibration shaft penetrates through the upper part of the pointing part and is connected with the brush head in a matched mode.

9. The powered toothbrush as defined in claim 8, wherein: the vibration shaft sleeve is provided with a sealing ring, and the sealing ring is located above the inner part of the directing part and closely attached to the inner wall of the directing part.

10. The powered toothbrush as defined in claim 5, wherein: the side wall of the brush handle is provided with a switch button, and the switch button is used for controlling the switch of the driving motor.