CN217565220U

CN217565220U - Toothbrush head and electric toothbrush thereof

Info

Publication number: CN217565220U
Application number: CN202221436605.1U
Authority: CN
Inventors: 陈敏珊; 郭永辉; 祝智胜; 陈冰
Original assignee: Guangzhou Shuke Industrial Co ltd
Current assignee: Guangzhou Shuke Industrial Co ltd
Priority date: 2022-06-08
Filing date: 2022-06-08
Publication date: 2022-10-14
Anticipated expiration: 2032-06-08

Abstract

The utility model relates to a toothbrush head and electric toothbrush thereof, comprising a body of the toothbrush head, a bristle unit group and a fixing piece, wherein the body is provided with a plurality of blind holes for implanting the bristle unit group, the bristle unit group comprises a plurality of single-pointed wires, the two ends of the bristle unit group are respectively a round head part and a pointed head part, the plurality of single-pointed wires are folded to form a fixing part of the bristle unit group, and the pointed head part is higher than the round head part after being folded; the fixing part is inserted into the blind hole, the fixing plate is implanted into the blind hole along the folding opening of the fixing part so as to fix the brushing unit groups, a circle of blind holes are formed in the edge of the brush head body, the brushing unit groups are arranged in the blind holes, the pointed ends of the brushing unit groups are located on one side of the edge of the body, and the round head parts of the brushing unit groups are located on one side of the middle of the body. The application is in improving the bristle-planting structure of single-filament bristles on a toothbrush head.

Description

Toothbrush head and electric toothbrush thereof

Technical Field

The utility model relates to an oral cavity cleaning field, especially a toothbrush brush head and electric toothbrush thereof.

Background

For the bristles made of nylon filaments, both ends of the bristles are in a rounding shape, and the toothbrush head formed by brushing the bristles has a good cleaning effect on tooth surfaces of teeth, but the bristles are thick in size and are difficult to penetrate into gaps between the teeth for cleaning during tooth brushing; for the bristles of the double-pointed filament, both ends of the bristles are in a sharpening state, and the toothbrush head formed by the bristles can conveniently go deep into the tooth space for cleaning when brushing teeth, but the cleaning effect on the tooth surface is poor; for the bristles with single sharp filaments, one end of each bristle is in a sharpening state, the other end of each bristle is in a rounding state, and the tooth surface and the gaps between the teeth can be better cleaned simultaneously after the bristles are implanted by adopting a certain technical scheme.

Disclosure of Invention

The utility model aims to solve the technical problem and provide a toothbrush head and electric toothbrush thereof, which improves the bristle planting structure of the single-filament bristles on the toothbrush head.

In order to achieve the above purpose, the technical scheme of the utility model has:

a toothbrush head comprises a body of the toothbrush head, a bristle unit group and a fixing plate, wherein the body is provided with a plurality of blind holes for implanting the bristle unit group, the bristle unit group comprises a plurality of single pointed wires, two ends of the bristle unit group are respectively provided with a round head part and a pointed head part, the plurality of single pointed wires are folded to form a fixing part of the bristle unit group, and the pointed head part is higher than the round head part after being folded; the fixing part is inserted into the blind hole, the fixing plate is implanted into the blind hole along a folding opening of the fixing part so as to fix the brushing unit group, a circle of blind holes are formed in the edge of the brush head body, the brushing unit group is arranged in the blind hole, the tip part of the brushing unit group is located on one side of the edge of the body, and the round head part of the brushing unit group is located on one side of the middle of the body.

According to the utility model provides a toothbrush brush head, the bristle planting structure on the body of brush head has improved, and single filament has one end and is the characteristics of sharpening for rounding one end, adopts the brush hair unit group that a plurality of single filament fifty percent discount formed to form can form round head and prong at the both ends of brush hair unit group to make the prong be higher than round head for round head can stretch into in the tooth gap cleanness when clean tooth flank of tooth, and the prong through the brush hair unit group is located edge one side of body, the button head of brush hair unit group is located the structure of middle part one side of body can make the hair bundle more neat and more pleasing to the eye after the hair is planted.

Further, the difference in height between the pointed head and the rounded head ranges from 2 ± 0.3mm to 3 ± 0.3mm. The height difference is controlled within 2 +/-0.3 mm, and the toothbrush is suitable for being applied to a toothbrush for children; the height difference is controlled within 3 +/-0.3 mm, and the toothbrush is suitable for adult toothbrushes.

Still further, the fixing part is U-shaped, and the U-shaped opening is an opening formed by folding a single sharp wire.

Still further, the blind hole is a symmetrical polygonal blind hole and/or an oval blind hole. The fixed plate can be conveniently implanted by the symmetrical shaft of the polygonal blind hole or the elliptical blind hole, so that the bristle unit group can be fixed by the fixed plate, and the strength of the bristle tension of the bristle unit group after bristle planting is ensured.

Still further, the blind hole has a long axis direction, the folded opening of the fixing portion inserted into the blind hole has the same direction as the long axis direction, and the directions of the long axis directions of two or more blind holes are different. Through the hole array design, the bristle unit group can form more bristle bundle angles after bristle planting, so that the contact between the bristles and each surface of teeth is facilitated, and the cleaning effect is improved.

Still further, the body of brush head is the axisymmetric structure, the blind hole with the body symmetry axis is the axisymmetric distribution, the pointy head of brush hair unit group sets up in the outside of keeping away from the symmetry axis, the button head setting of brush hair unit group is in the inboard of being close to the symmetry axis.

An electric toothbrush comprises the toothbrush head and a handle, wherein the toothbrush head and the handle are detachably connected.

Drawings

FIG. 1 is a perspective view of a toothbrush head of the present invention;

FIG. 2 is a cross-sectional view of a toothbrush head of the present invention;

FIG. 3 is a schematic view of the single-tip filament of the present invention;

fig. 4 is a front view of the toothbrush head of the present invention.

Detailed Description

The toothbrush head and the electric toothbrush thereof of the utility model are described with the attached drawings.

A toothbrush head as shown in fig. 1 to 4, comprising a body 1 of the head, a bristle unit set 2 and a fixing plate 3, wherein a blind hole 12 for implanting bristles is formed in the body 1, the bristle unit set 2 includes a plurality of single pointed filaments 24, the single pointed filaments 24 have a characteristic that one end is a rounded end 242 and the other end is a ground end 241 as shown in fig. 3, the bristle unit set 2 formed by folding a plurality of single pointed filaments 24 in half can form a round head part 22 and a pointed head part 21 at both ends of the bristle unit set 2, and the single pointed filaments 24 are folded in half from the middle to form a fixing part 23 in the middle of the bristle unit set 2, and make the pointed head part 21 higher than the round head part 22, and form a height difference a between the pointed head part 21 and the round head part 22, the blind hole 12 has a major axis direction B, the fixing part 23 is inserted into the blind hole 12, and make the folded opening direction of the fixing part 23 the same as the major axis direction B, the fixing plate 3 is implanted in the blind hole 12 along the opening of the fixing part 23, the fixing part 23 is U-shaped, and the U-shaped fixing part 23 is formed by folding the opening of the single pointed filaments 24.

A more preferable embodiment makes the toothbrush head suitable for being applied to children's toothbrush, the height difference between the pointed part 21 and the round part 22 is 2 + -0.3 mm, and the height difference is controlled within 2 + -0.3 mm, so that the bristles of the manufactured toothbrush can be suitable for the size of the teeth of the children, the round head part 22 of the toothbrush can clean the tooth surface of the teeth of the children, and the pointed part 21 can correspondingly extend into the gaps between the teeth of the children for cleaning.

A more preferred embodiment makes the toothbrush head suitable for use in an adult toothbrush, the difference in height between the pointed head 21 and the rounded head 22 being 3 ± 0.3mm. The height difference is controlled within 3 + -0.3 mm so that the bristles of the manufactured toothbrush can be adapted to the size of adult teeth, the round head part 22 of the toothbrush can clean the tooth surface of the adult teeth, and the pointed head part 21 can correspondingly extend into the gaps between the adult teeth for cleaning.

The blind hole 12 is a polygonal blind hole 12 and/or an oval blind hole 12, and the major axis direction B is a symmetry axis of the blind hole 12. As shown in fig. 4, the present application provides an embodiment of a hexagonal blind hole 12, wherein the major axis direction B is a symmetry axis of the hexagonal blind hole 12, and both the polygonal blind hole 12 and the elliptical blind hole 12 can be conveniently implanted into a fixing plate 3, so that the fixing plate 3 can fix a bristle unit group 2, and the strength of the bristle tension of the bristle unit group 2 after bristle planting is ensured.

As shown in fig. 4, a plurality of blind holes 12 are provided, and the orientation of the long axis direction of two or more blind holes 12 is different. Through the hole arrangement design, the bristle unit group 2 can form more bristle bundle angles after bristle planting, so that contact between bristles and each surface of teeth is facilitated, and the cleaning effect is improved.

As shown in fig. 1 and 4, the body 1 of the brush head is of an axisymmetric structure, the blind holes 12 are axisymmetrically distributed around the symmetry axis of the body 1, the pointed end 21 of the bristle unit group 2 is arranged at the outer side far away from the symmetry axis, and the round end 22 of the bristle unit group 2 is arranged at the inner side near to the symmetry axis; body 1 is including planting hair portion 11, blind hole 12 set up in planting hair portion 11, be equipped with round blind hole 12 at the marginal position interval of planting hair portion 11, worth in the round blind hole 12 of the marginal position of planting hair portion 11 the pointy head 21 of brush hair unit group 2 is located body 1's edge one side, brush hair unit group 2's circle head 22 is located body 1's middle part one side. The structure can make the hair bundle more tidy and more beautiful after hair is planted.

An electric toothbrush comprises the toothbrush head, wherein the body 1 is further provided with an inserting hole 13, and the electric toothbrush is installed on the electric toothbrush in an inserting mode through the inserting hole 13.

Variations and modifications to the above-described embodiments may occur to those skilled in the art, in light of the above teachings and teachings. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. Furthermore, although specific terms are employed herein, such terms are used for convenience of description and are not to be construed as limiting the invention in any way.

Claims

1. A toothbrush head is characterized by comprising a body of the toothbrush head, a bristle unit group and a fixing piece, wherein the body is provided with a plurality of blind holes for implanting the bristle unit group, the bristle unit group comprises a plurality of single sharp wires, two ends of the bristle unit group are respectively a round head part and a sharp head part, the plurality of single sharp wires are folded to form a fixing part of the bristle unit group, and the sharp head part is higher than the round head part after being folded; the fixing part is inserted into the blind hole, the fixing plate is implanted into the blind hole along a folding opening of the fixing part so as to fix the brushing unit group, a circle of blind holes are formed in the edge of the brush head body, the brushing unit group is arranged in the blind hole, the tip part of the brushing unit group is located on one side of the edge of the body, and the round head part of the brushing unit group is located on one side of the middle of the body.

2. A toothbrush head according to claim 1 characterised in that the difference in height between the pointed and rounded heads is in the range 2 ± 0.3mm to 3 ± 0.3mm.

3. The toothbrush head of claim 1 wherein the retainer portion is U-shaped with the U-shaped opening being formed by folding a single filament in half.

4. The toothbrush head according to claim 1 characterized in that the blind holes are symmetrical polygonal and/or elliptical blind holes.

5. The toothbrush head according to claim 1, wherein the blind hole has a long axis direction, the fold-back opening of the fixing portion inserted into the blind hole has the same direction as the long axis direction, and the directions of the long axis directions of two or more blind holes are different.

6. The toothbrush head of claim 1, wherein the body of the toothbrush head is of an axisymmetric structure, the blind holes are distributed in an axisymmetric manner around the symmetry axis of the body, the pointed end parts of the bristle unit groups are arranged on the outer side far away from the symmetry axis, and the round end parts of the bristle unit groups are arranged on the inner side near the symmetry axis.

7. An electric toothbrush comprising a toothbrush head according to any one of claims 1 to 6 and a handle, the toothbrush head and the handle being removably connected.