CN215688668U - Electric toothbrush head and electric toothbrush - Google Patents

Abstract

The utility model discloses an electric toothbrush head and an electric toothbrush, wherein an upper groove and a lower groove for meshing upper teeth and lower teeth are respectively formed in the upper side and the lower side of a U-shaped brush head body, and the front side wall of the upper groove and the front side wall of the lower groove form a butterfly shape; the upper toothbrush bristle layer is arranged on the front inner side wall and the rear inner side wall of the upper groove and is provided with a plurality of rows of first bristles; the lower toothbrush bristle layer is arranged on the front inner side wall and the rear inner side wall of the lower groove and is provided with a plurality of rows of second bristles. This electric toothbrush brush head simple structure and ingenious goes up the butterfly design of the preceding lateral wall of slot and the preceding lateral wall of slot down and can make the hair point of first brush hair and the hair point of second brush hair aim at and scrub the tooth surface, has promoted the effect of brushing teeth, simultaneously, still adapts different arrangement form teeth, has improved the compatibility of whole toothbrush brush head.

Description

Electric toothbrush head and electric toothbrush

Technical Field

The utility model relates to the technical field of toothbrushes, in particular to an electric toothbrush head and an electric toothbrush.

Background

Electric toothbrushes are becoming increasingly popular with consumers due to their highly effective advantages over conventional manual toothbrushes.

The brush head structure of the electric toothbrush and the manual toothbrush in the existing market is basically the same, the contact surface of the brush head and the teeth is small, when the electric toothbrush and the manual toothbrush are used, the position of the brush head needs to be changed frequently, the electric toothbrush and the manual toothbrush are brushed for a period of time on each pressing surface, and the purpose of cleaning the teeth can be achieved.

And also there is the dental sheath formula brush head on the market, the brush hair body of this type of brush head is the hair side brush mostly, and the tooth interlock is when brushing on the head, and the brush hair is parallel with the tooth surface, leads to unsatisfactory to the cleaning effect of tooth, also is difficult to clean positions such as slit between teeth, and this type of brush head wholeness is stronger, and the ductility is poor, and this restriction in the people who has also caused different size mouth type teeth uses, can't accomplish the compatibility to various size teeth, and the suitability is poor.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to solving at least one of the problems of the prior art. Therefore, the electric toothbrush head and the electric toothbrush provided by the utility model have the advantages of ingenious structure, large contact surface with teeth, good cleaning effect and compatibility with teeth of different sizes.

A power toothbrush head according to an embodiment of a first aspect of the utility model, comprising: the upper side and the lower side of the U-shaped brush head body are respectively provided with an upper groove and a lower groove for occluding the upper row of teeth and the lower row of teeth, and the front side wall of the upper groove and the front side wall of the lower groove form a butterfly shape; the upper toothbrush bristle layer is arranged on the front inner side wall and the rear inner side wall of the upper groove and is provided with a plurality of rows of first bristles; the lower toothbrush bristle layer is arranged on the front inner side wall and the rear inner side wall of the lower groove and is provided with a plurality of rows of second bristles.

The electric toothbrush head according to the embodiment of the first aspect of the utility model has at least the following advantages:

the front side wall of the upper groove and the front side wall of the lower groove are designed to form a butterfly shape, when upper rows of teeth and lower rows of teeth of a user are respectively occluded in the upper groove and the lower groove on the U-shaped brush head body, the upper lips and the lower lips of the user can respectively and inwards wrap the front side wall of the upper groove and the front side wall of the lower groove, due to the butterfly shape, the front side wall of the upper groove and the front side wall of the lower groove are inwards contracted under the extrusion force of lip muscles, the tips of first bristles on the front inner side wall of the upper groove and the tips of second bristles on the front inner side wall of the lower groove are aligned with and attached to the surfaces of teeth, the surfaces of the teeth are cleaned through the tips of the first bristles and the tips of the second bristles, and compared with the traditional mode of cleaning the surfaces of the teeth through the hair surfaces of the bristles, the teeth are cleaned through the tips of the first bristles and the tips of the second bristles, so that the teeth are better cleaning effect is achieved, the bristle tips are in point-surface contact with the surfaces of the teeth, so that the mechanical characteristics of tooth brushing are better met, the brushing pressure on the teeth is higher, stains on the surfaces of the teeth can be effectively removed, and the cleaning efficiency of the electric toothbrush head on the teeth is effectively improved; meanwhile, the hair tips of the first bristles and the hair tips of the second bristles can well brush dead angle positions of teeth such as tooth gaps, and the like, so that the teeth can be comprehensively brushed. In addition, due to the butterfly-shaped design of the front side wall of the upper groove and the front side wall of the lower groove, the front side wall of the upper groove and the front side wall of the lower groove can be inwards contracted by means of the squeezing force of lip muscles of a user so as to be compatible with teeth in different arrangement forms, the adaptation to the teeth in different arrangement forms is realized, and after the whole U-shaped brush head body is taken out of the mouth of the user, the side walls of the upper groove and the side walls of the lower groove are outwards expanded and restored to the initial state without being constrained by the lip muscles of the user. Obviously, the butterfly-shaped design of the front side wall of the upper groove and the front side wall of the lower groove can enable the bristle tips of the first bristles and the bristle tips of the second bristles to be aligned with and brush the surfaces of teeth, so that the tooth brushing effect is improved, meanwhile, the butterfly-shaped design is also suitable for teeth with different arrangement forms, and the compatibility of the whole toothbrush head is improved.

According to some embodiments of the utility model, the upper groove and the lower groove are both arc-shaped grooves and are symmetrically distributed along a horizontal plane.

According to some embodiments of the utility model, the first bristles are inclined upwardly with respect to a horizontal plane.

According to some embodiments of the present invention, the plurality of rows of the first bristles are arranged on the front inner side wall and the rear inner side wall of the upper groove in a stepped manner from top to bottom.

According to some embodiments of the utility model, the second bristles are inclined downwardly with respect to a horizontal plane.

According to some embodiments of the utility model, the plurality of rows of the second bristles are arranged on the front inner side wall and the rear inner side wall of the lower groove in a stepped manner from top to bottom.

According to some embodiments of the utility model, the bottom surface of the upper trench and the bottom surface of the lower trench are each provided with a plurality of raised particles.

According to some embodiments of the utility model, the raised particles are integrally formed with the U-shaped head body.

According to some embodiments of the utility model, the U-shaped head body, the first bristles and the second bristles are all made of a polymeric material.

An electric toothbrush according to an embodiment of a second aspect of the present invention comprises: according to the electric toothbrush head disclosed by the embodiment of the first aspect of the utility model, the middle part of the U-shaped head body is provided with the handle mounting part; the handle, wherein one end is installed the handle installation department, it has the vibrating arm that is used for the drive to inlay in the handle first brush hair with the vibration of second brush hair.

The electric toothbrush has the same technical effects as the electric toothbrush head because the electric toothbrush head is provided. In addition, this electric toothbrush is when using, and the one end of handle can be handed to the user, puts U type brush head body into the oral cavity, and user's tooth interlock is in the relevant position department of U type brush head body, and whole electric toothbrush opens the work back, and the vibrating arm vibrates promptly, and then makes the hair tip of first brush hair and the hair tip of second brush hair scrub tooth, and the in-process, the user still can hold the handle and removes the removal along the tooth with U type brush head body for the tooth obtains more comprehensive cleanness.

Drawings

The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:

FIG. 1 is a top view of a structure according to an embodiment of the present invention;

FIG. 2 is a structural rear view of an embodiment of the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 2;

FIG. 4 is a front view of the structure of an embodiment of the present invention;

fig. 5 is a schematic view of a matching structure of a U-shaped brush head body and a handle in the embodiment of the utility model.

Wherein: the toothbrush comprises a U-shaped brush head body 100, an upper groove 110, a lower groove 120, a handle mounting part 130, an upper toothbrush bristle layer 200, first bristles 210, a lower toothbrush bristle layer 300, second bristles 310, raised particles 400 and a handle 500.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the accompanying drawings are illustrative only for the purpose of explaining the present invention, and are not to be construed as limiting the present invention.

In the description of the present invention, it should be understood that the orientation or positional relationship referred to in the description of the orientation, such as the upper, lower, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, the meaning of a plurality of means is one or more, the meaning of a plurality of means is two or more, and more than, less than, more than, etc. are understood as excluding the present number, and more than, less than, etc. are understood as including the present number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.

In the description of the present invention, unless otherwise explicitly limited, terms such as arrangement, installation, connection and the like should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meanings of the above terms in the present invention in combination with the specific contents of the technical solutions.

Referring to fig. 1, 2, 3 and 4, the present invention discloses an electric toothbrush head including a U-shaped head body 100, an upper bristle layer 200 and a lower bristle layer 300.

Wherein, the upper side and the lower side of the U-shaped brush head body 100 are respectively provided with an upper groove 110 and a lower groove 120 for the upper row of teeth and the lower row of teeth to be occluded, and the front side wall of the upper groove 110 and the front side wall of the lower groove 120 form a butterfly shape, so that the front side wall of the upper groove 110 and the front side wall of the lower groove 120 can be contracted inwards by the extrusion force of the lip muscles of a user.

The upper bristle layer 200 is disposed on the front and rear inner side walls of the upper groove 110, and the upper bristle layer 200 has a plurality of rows of first bristles 210, that is, the front and rear inner side walls of the upper groove 110 have a plurality of rows of first bristles 210, which are respectively used for brushing and cleaning the front and rear surfaces of the upper row of teeth.

Similarly, the lower bristle layer 300 is disposed on the front and rear inner sidewalls of the lower groove 120, and the lower bristle layer 300 has a plurality of rows of second bristles 310, i.e., the front and rear inner sidewalls of the lower groove 120 have a plurality of rows of second bristles 310, which are respectively used for brushing and cleaning the front surface and the rear surface of the lower row of teeth.

It should be noted that the U-shaped brush head body 100, the first bristles 210 and the second bristles 310 are made of a polymer material, which has a strong structural stability, and can be a polymer soft material, such as soft silicone rubber, which has a strong flexibility, and no matter how fast the first bristles 210 and the second bristles 310 vibrate, the teeth are not damaged.

It is understood that, when the electric toothbrush head is used, the upper row of teeth and the lower row of teeth of the user are respectively occluded in the upper groove 110 and the lower groove 120 of the U-shaped head body 100, similar to the driving principle of the conventional electric toothbrush, the first bristles 210 on the upper bristle layer 200 and the second bristles 310 on the lower bristle layer 300 are driven by the vibrating rod of the electric toothbrush to vibrate at high frequency, the first bristles 210 on the front and rear inner side walls of the upper groove 110 can respectively brush and clean the front surface and the rear surface of the upper row of teeth, and the second bristles 310 on the front and rear inner side walls of the lower groove 120 can brush and clean the front surface and the rear surface of the lower row of teeth.

It should be understood that, in the electric toothbrush head, the front side wall of the upper groove 110 and the front side wall of the lower groove 120 are designed to form a butterfly shape, when the upper row of teeth and the lower row of teeth of the user are respectively engaged with the upper groove and the lower groove of the U-shaped brush head body, the upper lip and the lower lip of the user can respectively and inwardly wrap the front side wall of the upper groove 110 and the front side wall of the lower groove 120, due to the butterfly shape, the front side wall of the upper groove 110 and the front side wall of the lower groove 120 are inwardly contracted by the extrusion force of the lip muscle, the tips of the first bristles 210 on the front inner side wall of the upper groove 110 and the tips of the second bristles 310 on the front inner side wall of the lower groove 120 are aligned with and attached to the surfaces of the teeth, and the surfaces of the teeth are cleaned and brushed by the tips of the first bristles 210 and the tips of the second bristles 310. Compare with the mode that the tooth surface was scrubbed to the hair face through the brush hair with the tradition, the hair tip through first brush hair 210 and the hair tip of second brush hair 310 scrub the tooth surface and have better scrubbing effect, and the hair tip contacts with tooth surface point face, more accords with the mechanics characteristics of brushing teeth for the scrubbing pressure that the tooth received is bigger, and tooth surface spot can be effectually clear away, the effectual cleaning efficiency to the tooth that has improved this electric toothbrush brush head.

Meanwhile, the bristle tips of the first bristles 210 and the bristle tips of the second bristles 310 can better brush dead angles of teeth such as slits between teeth, so that the teeth can be completely brushed.

In addition, thanks to the butterfly-shaped design of the front side wall of the upper groove 110 and the front side wall of the lower groove 120, the front side wall of the upper groove 110 and the front side wall of the lower groove 120 can be inwardly contracted by the squeezing force of the lip muscles of the user to be compatible with teeth in different arrangement forms, so that the teeth in different arrangement forms can be adapted, and after the whole U-shaped brush head body is taken out from the mouth of the user, the side walls of the upper groove and the side walls of the lower groove are outwards expanded to restore the initial state without being constrained by the lip muscles of the user.

Obviously, the butterfly design of the front side wall of the upper groove 110 and the front side wall of the lower groove 120 enables the tips of the first bristles 210 and the tips of the second bristles 310 to be aligned with and brush the surface of teeth, thereby improving the brushing effect, and meanwhile, the butterfly design also adapts to teeth with different arrangement forms, thereby improving the compatibility of the whole toothbrush head.

In some embodiments of the present invention, referring to fig. 2, 3 and 4 again, in order to make the electric toothbrush head more adaptive to the arrangement shape of the human oral cavity and the teeth in the oral cavity, the upper groove 110 and the lower groove 120 are both arc-shaped grooves and are symmetrically distributed along the horizontal plane, and specifically, the upper groove 110 and the lower groove 120 are both U-shaped to adapt to the shape of the upper row of teeth or the lower row of teeth in the oral cavity.

In some embodiments of the present invention, referring again to fig. 2, 3 and 4, in order to more precisely align the tips of the first bristles 210 and the tips of the second bristles 310 against the surface of the teeth, the first bristles 210 are inclined upwardly relative to a horizontal plane and the second bristles 310 are inclined downwardly relative to the horizontal plane.

It should be understood that, in this embodiment, the front side wall of the upper groove 110 and the front side wall of the lower groove 120 are independent and both are welded to the U-shaped brush head body 100 at high frequency, the whole U-shaped brush head body 100 is made of elastic silicone rubber, and is easily deformed by force but has strong ability to recover deformation, the front side wall of the upper groove 110 and the front side wall of the lower groove 120 both have certain elasticity, when the teeth of the user are engaged with the corresponding upper groove 110 and the lower groove 120, the upper lip and the lower lip of the user automatically wrap the front side wall of the upper groove 110 and the front side wall of the lower groove 120 inwards, the front side wall of the upper groove 110 and the front side wall of the lower groove 120 are respectively pressed by the upper lip and the lower lip muscle of the user to contract inwards, that is, the front side wall of the upper groove 110 and the front side wall of the lower groove 120 rotate inwards relative to the U-shaped brush head body 100, and the included angle between the front side wall of the upper groove 110 and the front side wall of the lower groove 120 is increased, because the first bristles 210 incline upwards relative to the horizontal plane, the second bristles 310 incline downwards relative to the horizontal plane, when the front side wall of the upper groove 110 and the front side wall of the lower groove 120 rotate inwards and contract, the first bristles 210 and the second bristles 310 rotate to be perpendicular to the surfaces of teeth, so that the tips of the first bristles 210 and the tips of the second bristles 310 are opposite to and contact with the surfaces of the teeth, after the electric toothbrush vibrates, the tips of the first bristles 210 and the tips of the second bristles 310 can be used for forcefully brushing the surfaces of the teeth, dead angle positions such as tooth gaps can also be used for comprehensively brushing the tips, and the tooth cleaning effect is greatly improved.

In addition, in the present embodiment, referring to fig. 2 and 3 again, the first bristles 210 of the multiple rows are arranged on the front and rear inner side walls of the upper groove 110 in a stepped manner from top to bottom, it should be understood that the lengths of the first bristles 210 of the multiple rows decrease from top to bottom, it should be noted that the first bristles 210 and the second bristles 310 are implanted after the whole U-shaped brush head body 100 is formed, and the first bristles 210 and the second bristles 310 are implanted at corresponding positions of the upper groove 110 or the lower groove 120 by means of bonding or welding.

It should be understood that, by arranging the plurality of rows of the first bristles 210 in a step shape, in combination with the butterfly shape formed by the front side wall of the upper groove 110 and the front side wall of the lower groove 120, when the whole toothbrush head is in an idle state, the front side wall of the upper groove 110 and the front side wall of the lower groove 120 have a relatively large included angle, and the front side wall of the upper groove 110 and the front side wall of the lower groove 120 are inclined outwards relative to a horizontal plane, so that the area of the front and rear inner side walls of the upper groove 110 can be maximally utilized, and the first bristles 210 can be conveniently implanted on the front and rear inner side walls of the upper groove 110, so that the first bristles 210 on the front and rear inner side walls of the upper groove 110 are relatively dense, and obviously, the thin and dense first bristles 210 can have a good cleaning effect on teeth, and can also can well brush and clean dead angle positions such as slits on teeth. In the present embodiment, three rows of first bristles 210 are planted on the front and rear inner sidewalls of the upper groove 110.

Similarly, the plurality of rows of second bristles 310 are also disposed on the front and rear inner sidewalls of the lower groove 120 in a stepped manner from top to bottom, it should be understood that the lengths of the plurality of rows of first bristles 210 increase from top to bottom on the front and rear inner sidewalls of the lower groove 120, in this embodiment, three rows of second bristles 310 are implanted on the front and rear inner sidewalls of the lower groove 120, so as to enhance the cleaning efficiency of the teeth.

In some embodiments of the present invention, referring again to fig. 2, a plurality of raised particles 400 are disposed on both the bottom surface of the upper channel 110 and the bottom surface of the lower channel 120. The raised particles 400 are integrally formed with the U-shaped head body 100. It should be understood that the bottom surface of the upper groove 110 and the bottom surface of the lower groove 120 are groove surfaces and horizontal surfaces. When the user's teeth are snapped onto the respective upper and lower grooves 110 and 120, the protruding particles 400 located on the groove surfaces of the upper and lower grooves 110 and 120 correspondingly contact the ends of the teeth, that is: the protruding particles 400 on the upper groove 110 contact the bottom ends of the upper row of teeth, the protruding particles 400 on the lower groove 120 contact the top ends of the lower row of teeth, and when the first bristles 210 and the second bristles 310 vibrate, the protruding particles 400 are indirectly driven to vibrate, so that the protruding particles 400 can clean the ends of the teeth, and further, all positions of the teeth can be comprehensively cleaned.

In addition, referring to fig. 5, the utility model also discloses an electric toothbrush, which comprises the electric toothbrush head and a handle 500, wherein the middle part of the U-shaped brush head body 100 is provided with a handle installation part 130, one end of the handle 500 is installed at the handle installation part 130, and a vibrating rod for driving the first bristles 210 and the second bristles 310 to vibrate is embedded in the handle.

The electric toothbrush has the same technical effects as the electric toothbrush head because the electric toothbrush head is provided.

In addition, this electric toothbrush is when using, and the one end of handle 500 can be handed to the user, puts into the oral cavity with U type brush head body 100, and user's tooth interlock is in the relevant position department of U type brush head body 100, and whole electric toothbrush opens the work back, and the vibrating arm vibrates promptly, and then makes first brush hair 210 and second brush hair 310 scrub teeth, and the in-process, the user still can hold handle 500 and remove about U type brush head body 100 along the tooth for the tooth obtains more comprehensive cleanness.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge of those skilled in the art without departing from the gist of the present invention.

Claims (10)

1. An electric toothbrush head, comprising:

the upper side and the lower side of the U-shaped brush head body are respectively provided with an upper groove and a lower groove for occluding the upper row of teeth and the lower row of teeth, and the front side wall of the upper groove and the front side wall of the lower groove form a butterfly shape;

the upper toothbrush bristle layer is arranged on the front inner side wall and the rear inner side wall of the upper groove and is provided with a plurality of rows of first bristles;

the lower toothbrush bristle layer is arranged on the front inner side wall and the rear inner side wall of the lower groove and is provided with a plurality of rows of second bristles.

2. The electric toothbrush head of claim 1, wherein the upper and lower grooves are both arcuate and are symmetrically disposed along a horizontal plane.

3. An electric toothbrush head according to claim 1, wherein the first bristles are inclined upwardly with respect to a horizontal plane.

4. The electric toothbrush head of claim 3, wherein the plurality of rows of first bristles are arranged on the front and rear inner side walls of the upper groove in a stepped manner from top to bottom.

5. An electric toothbrush head according to claim 1 wherein the second bristles are inclined downwardly relative to a horizontal plane.

6. The electric toothbrush head of claim 5, wherein the plurality of rows of second bristles are arranged on the front and rear inner side walls of the lower groove in a stepped manner from top to bottom.

7. An electric toothbrush head according to claim 1 wherein a plurality of raised particles are provided on the bottom surface of the upper channel and the bottom surface of the lower channel.

8. An electric toothbrush head according to claim 7 wherein said raised particles are integrally formed with said U-shaped head body.

9. An electric toothbrush head according to any one of claims 1 to 8 wherein the U-shaped head body, the first bristles and the second bristles are made of a polymeric material.

10. An electric toothbrush, comprising:

an electric toothbrush head according to any one of claims 1 to 9, wherein a handle mounting portion is provided in the middle of said U-shaped head body;

the handle, wherein one end is installed the handle installation department, it has the vibrating arm that is used for the drive to inlay in the handle first brush hair with the vibration of second brush hair.

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