WO2017096568A1

WO2017096568A1 - Functional and effective tooth-cleaning brush

Info

Publication number: WO2017096568A1
Application number: PCT/CN2015/096871
Authority: WO
Inventors: 毛振通
Original assignee: 深圳市海达贝尔实业有限公司
Priority date: 2015-12-09
Filing date: 2015-12-09
Publication date: 2017-06-15

Abstract

A multi-functional tooth-cleaning brush, comprising a brush head (1), a connecting portion (2), and a handle (3). The brush head comprises a brush head body front portion (11) and a brush head body rear portion (12). The brush head comprises a brush head body and bristles embedded in an inner wall face of the brush head body. The brush head body front portion (11) is bent toward the inner wall face of the brush head body rear portion (12), so that the inner wall face of the brush head body front portion (11) and the inner wall face of the brush head body rear portion (12) form an angle á , and 180° > á > 90°. The bristles (1) comprise front bristles (111) provided on the brush head body front portion (11) and rear bristles (121) provided on the brush head body rear portion (12). An embedding direction of the front bristles (111) is perpendicular to the brush head body front portion (11), and an embedding direction of the rear bristles (121) is perpendicular to the brush head body rear portion (12). The tooth-cleaning brush of the present invention can closely adapt to teeth surfaces, and can effectively clean between teeth as well as teeth in the back of an oral cavity, thereby performing comprehensive cleaning on teeth.

Description

Functional high-efficiency toothbrush

Technical field

[0001] The present invention relates to the field of daily necessities, and relates to a toothbrush, and more particularly to a functional high-efficiency tooth cleaning toothbrush.

[0002] In addition to teeth, tongue, mucous membranes, and bones in the mouth, there are still resident oral bacteria in the mouth, and there are hundreds of them, in the order of several billion. These bacteria are usually harmless, but some special bacteria can damage health. Brushing is the most effective way to prevent periodontal disease. The toothbrush is a must-have item in daily life. The commercially available toothbrush structure is mainly a handle connecting the brush head, wherein the brush head is generally a flat structure, and the bristles are also on a flat surface. Since the teeth themselves have a certain curvature, and there are still teeth between the teeth, the straight toothbrush can not be completely affixed to the teeth, and the front surface of the teeth can be cleaned, but the brushing can not effectively take care of the sides and teeth of the teeth. Brushing your teeth will make it difficult to clean the gaps between the teeth and the tartar and food residue on the hidden surface. The cleaning effect will not only be bad but will be seriously reduced. In addition, the teeth are arranged in a curved shape, and there are eight teeth in the back of the mouth. As the deeper the mouth is, the closer the upper and lower teeth are, the insufficient space for brushing, the toothbrush is difficult to penetrate, the existing toothbrush, in order to brush the teeth The back surface and the deeper mouth brush to the back teeth, the user can only exert more force on the toothbrush handle to make the bristles fit to the tooth surface or deep into the oral brush to the back teeth, which is not labor-saving, and thus the bristles are greatly curved, and the bristles are easy. Deformation, so that the toothbrush is scrapped, it is easy to cause bleeding gums and damage the enamel of the tooth surface, which will damage the gums and teeth.

1Δ|.

[0003] In addition, in the prior art, the brush head of the toothbrush has a certain angle with the handle, and generally the head of the brush is bent by 17-20° with respect to the handle, and the bending only changes the hand-held direction of the toothbrush. It is convenient to insert the toothbrush into the mouth, but it still does not solve the problem of the front surface of the tooth, the side of the tooth and the cleaning of the tooth gap.

technical problem

[0004] The technical problem to be solved by the present invention is to provide an effective cleaning tooth which can effectively fit the tooth surface, can effectively clean the tooth gap and the back tooth of the oral cavity, and clean the teeth in all aspects, in view of the above defects in the prior art. toothbrush. Problem solution

Technical solution

[0005] The technical solution adopted by the present invention to solve the technical problem thereof is: constructing a high-efficiency tooth cleaning toothbrush, comprising a brush head, a handle, and a connecting portion connecting the brush head and the handle;

[0006] the brush head includes a brush head body and bristles rooted on the inner wall surface of the brush head body;

[0007] The brush head body includes a front portion of the brush head body and a rear portion of the brush head body, and the front portion of the brush head body is bent toward a back hook of the inner wall surface of the rear portion of the brush head body, so that the inner wall surface of the front part of the brush head body is An angle α, and 180, is formed between the inner wall surface of the rear portion of the head body. 〉 α〉 90° ;

[0008] the bristles include a front bristles provided at a front portion of the brush head body and a rear bristles disposed at a rear portion of the brush head body, and a rooting direction of the front bristles is perpendicular to a front portion of the brush head body The rooting direction of the rear bristles is perpendicular to the rear of the brush head body.

In the high-efficiency tooth cleaning toothbrush, an angle 160 between the front portion of the head body and the rear portion of the head body is preferred. ≥ α ≥ 120. .

[0010] In the high-efficiency tooth cleaning toothbrush, it is preferable that the width of both sides of the front portion of the brush head body gradually decreases from the back to the front; the thickness of the front portion of the brush head body gradually decreases from the back to the front.

[0011] In the high-efficiency tooth cleaning toothbrush, it is preferable that the outer wall surface between the front portion of the brush head body and the rear portion of the brush head body is curved and smoothly transitioned.

[0012] The high-efficiency tooth cleaning toothbrush preferably has a length of the front bristles and the rear bristles of 7 mm to 9 mm.

[0013] In the high-efficiency tooth cleaning toothbrush, preferably, the bristles are composed of a root portion fixed to the head body and a softened bristles tip, and the hardness of the bristles tip is smaller than the hardness of the root portion.

[0014] In the high-efficiency tooth cleaning toothbrush, preferably, the connecting portion is fixed to the rear end of the brush head and detachably connected to the handle.

[0015] In the high-efficiency tooth cleaning toothbrush, preferably, the handle is a composite structure composed of a transparent outer handle and a decorative part disposed outside the outer handle; the decorative piece is a separate cylindrical member and a plurality of geometric shapes. Splice member

Or the decorative piece is a filled colored sheet, granule or liquid in the outer handle.

[0016] In the high-efficiency tooth cleaning toothbrush, preferably, the handle (3) comprises a hollow transparent casing, and a pattern is engraved on the inner wall of the casing; or a pattern is engraved on the outer wall surface of the handle (3).

[0017] In the high-efficiency tooth cleaning toothbrush, preferably, the handle is a curved columnar structure of glass, plexiglass, crystal or glass. Advantageous effects of the invention

Beneficial effect

[0018] The technical solution of the present invention has at least the following beneficial effects: 1. The brush head comprises a front part of the brush head body and a rear part of the brush head body, and the front part of the brush head body is bent toward the inner wall surface of the brush head, so that the front part The bristles are also deflected toward the inside of the brush head. The front bristles are at an angle to the rooting direction of the rear bristles. Compared with the rear bristles, the front bristles extend outward and grow a certain distance after the bristles. During the brushing process, the rear bristles contact the teeth. The front surface of the same bristles, the front bristles can touch the sides of the teeth and the teeth, so that the gingival brush, the bristles clean the front of the teeth, the front bristles clean the sides and teeth of the teeth, and the same can be used to thoroughly clean the teeth, no omission. 2. This structure is especially convenient for the cleaning of the eight teeth at the back of the mouth. The bent brush head does not need to be restricted by the lip, and can be easily extended into the back of the mouth to flexibly operate the toothbrush in a limited oral space. 3. Since the bent brush head can hook the last tooth of the oral cavity, the toothbrush can be trimmed during the brushing process, especially for the arrangement of the baby toothbrush, to avoid the problem of excessive tooth gap and correct the tooth distance. tidiness. 4. After the teeth are thoroughly cleaned, the enamel is better protected, the teeth are healthy, the mouth is clean and clean, and the body quality is improved. It also plays a positive role in people's pursuit of health and longevity. 5. Because it can clean teeth and teeth more thoroughly, it does not require the long brushing of the existing toothbrush, which saves brushing.

Brief description of the drawing

DRAWINGS

[0019] The present invention will be further described below in conjunction with the accompanying drawings and embodiments, in which:

1 is a front elevational view of a high efficiency tooth cleaning toothbrush in a preferred embodiment of the present invention.

2 is a top plan view of the high efficiency tooth cleaning toothbrush of FIG. 1.

[0022] FIG. 3 is a bottom plan view of the high efficiency tooth cleaning toothbrush of FIG. 1.

4 is a perspective view of the high efficiency tooth cleaning toothbrush of FIG. 1.

[0024] FIG. 5 is a schematic exploded view of the high efficiency toothbrush of FIG.

6 is a partial enlarged view of the portion A of FIG. 1.

7 is a schematic structural view of a second embodiment of a handle according to an embodiment of the present invention.

8 is a schematic structural view of a third embodiment of a handle according to an embodiment of the present invention.

9 is a schematic structural view of a fourth embodiment of a handle according to an embodiment of the present invention. [0029] wherein, 1. brush head, 11. brush head body front portion, 12. brush head body rear portion, 111. front bristles, 121. rear bristles, 2. connecting portion, 3. handle.

Embodiments of the invention

DETAILED DESCRIPTION OF THE INVENTION [0030] In order to more clearly understand the technical features, objects and effects of the present invention, the embodiments of the present invention are described in detail with reference to the accompanying drawings. In the description of the high-efficiency toothbrush of the present invention, it is to be understood that the terms "front", "back", "upper", "lower", "inner wall", "outer wall" and the like are merely for convenience of description. The present invention is not intended to be limited to the particular scope of the invention.

[0031] As shown in FIGS. 1-6, a high-efficiency tooth cleaning toothbrush according to a preferred embodiment of the present invention includes a brush head 1, a handle 3, and a connecting portion 2 connecting the brush head 1 and the handle 3, the brush head 1 comprising a brush head body and bristles rooted on the inner wall surface of the brush head body;

[0032] The brush head body includes a brush head body front portion 11 and a brush head body rear portion 12, and the brush head body front portion 11 is bent toward a back hook of the inner wall surface of the brush head body rear portion 12, so that the brush head body An angle ot is formed between the inner wall surface of the front portion 11 and the inner wall surface of the rear portion 12 of the brush head body, and 180°>α>90°. The bristles include a front bristles 111 disposed on the front portion 11 of the head body and a rear bristles 121 disposed at the rear portion 12 of the head body. The rooting direction of the front bristles 111 is perpendicular to the head body In the front portion 11, the rooting direction of the rear bristles 121 is perpendicular to the rear portion 12 of the head body. Preferably, the angle between the front portion 11 of the head body and the rear portion 12 of the head body is 160° ≥ ot ≥ 120°. This angle causes the front bristles 111 to also deflect toward the inner side of the brush head 1, and the front bristles 11 1 and the rear bristles 121 are at an angle which allows the front bristles 111 and the rear bristles 121 to wrap the teeth well, avoiding the angle. Too large or too small to brush to the teeth, or even to the front surface of the teeth.

[0033] Since the front portion 11 of the brush head body of the present invention is bent toward the inner wall surface of the brush head 1, an angle of more than 90° is formed between the front portion 11 of the brush head body and the rear portion 12 of the brush head body, so that the root is in the brush The front bristles 111 of the front portion 11 of the head body extend outward beyond the rear bristles 121, and the front bristles 111 form an angle with the rear bristles 121, corresponding to the toothbrush, the rear bristles 121 are brushed on the front surface of the teeth, and the front bristles 111 are just brushed. In the tooth side and the tooth gap, the toothbrush is brushed by the toothbrush of the invention, and the front surface of the tooth can be cleaned at the same time, and the side surface of the tooth can also be cleaned, which is good for cleaning the teeth in all aspects and also saves brushing between the teeth. [0034] Specifically, one end of the front bristles 111 is rooted on the inner wall surface of the front portion 11 of the brush head body as a rooting portion, and the other end is a bristles tip; one end of the rear bristles 121 is rooted in the rear portion 12 of the brush head body. The root surface is the root of the brush, and the other end is the tip of the brush. The bristle tips of the front bristles 111 and the rear bristles 121 respectively form a brush surface. The direction of the brush head 1 of the toothbrush is forward, and the direction of the handle 3 of the toothbrush is backward.

As shown in FIG. 6, the angle between the front portion 11 of the head body and the rear portion 12 of the head body is preferably 160° ≥ α ≥ 120°. This bending angle allows the front bristles 111 and the rear bristles 121 to wrap the teeth well, avoiding the problem that the angles are too large or too small to brush to the teeth, or even to the front of the teeth. In the present embodiment, it is most preferable that α is 135°.

[0036] As shown in FIGS. 1-3 and 6, the width of both sides of the front portion 11 of the brush head body may be gradually reduced from the rear to the front, and the thickness of the inner wall surface and the outer wall surface of the front portion 11 of the brush head body may also be The front portion of the head body 11 is smaller than the rear portion 12 of the head body. The small brush head, especially the front portion 11 of the brush head body, is reduced relative to the prior art, which is advantageous for the high-efficiency tooth cleaning toothbrush. The front teeth are brushed into the back teeth, and the front bristles 111 which are bent in conjunction with the front portion 11 of the brush head body can be easily brushed to the rear surface and the side surfaces of the back teeth of the oral cavity.

[0037] Preferably, as shown in FIGS. 1-4 and 6, a smooth transition between each adjacent two outer wall faces of the brush head 1 is specifically between the brush head body rear portion 12 and the head body front portion 11 The outer wall surface is curved, smooth transition, the front end of the brush head 1 is curved, and the entire brush head 1 is not provided with corners and corners, and the corners are rounded, which enhances the safety and comfort of brushing without Easy to scratch the edges and corners of the mouth.

[0038] Further, the lengths of the front bristles 111 and the rear bristles 121 may be equal, and the lengths of the front bristles 111 and the rear bristles 121 are 7 mm to 9 mm. In the present embodiment, the length of the front bristles 111 and the rear bristles 121 is 8 mm. The bristles of the toothbrush of the conventional straight brush head 1 are usually about 11.5 mm. Since the brush head 1 of the present invention has the head portion 11 of the brush head bent toward the inner wall surface, at least a portion of the bristle tip of the front bristles 111 protrudes from the brush surface of the rear bristles 121, so the present invention is relative to the existing toothbrush bristles. The bristles can be shorter, and the distance the bristles protrude toward the inner wall surface is still sufficient, thereby saving the material of the bristles and reducing the manufacturing cost as a whole.

[0039] Further, it is preferable that the bristles are composed of a root portion fixed on the brush head body and a softened bristles tip end, and the hardness of the bristles tip is smaller than the hardness of the root portion. That is, the bristle tips of the front bristles 111 and the rear bristles 121 are smaller than the roots, and the bristles of the front bristles 111 and the rear bristles 121 are softer, so that the bristles are softer at the top, and the teeth of the brush and the contact between the gums and the bristles are more comfortable. Root hardness High also gives the bristles a good strength without being too deformed.

[0040] Further, as shown in FIG. 5, the connection between the rear end of the connecting portion 2 and the handle 3 is detachably connected, and the connection between the front end of the connecting portion 2 and the brush head 1 is fixedly connected to facilitate replacement. The brush head 1 and the handle 3 can be used repeatedly and repeatedly, which is more environmentally friendly. In particular, the removable connection can be a threaded connection, a plug connection or a snap connection. As shown in Fig. 5, an external thread 21 is provided at the rear of the connecting portion 2, and an internal thread is provided at the front end of the handle 3, and the two are screwed together. Rotating projections may be respectively provided at the rear end of the connecting portion and the front end of the handle 3, respectively, and the two are screwed and fixed together.

[0041] As described above, the handle 3 can be made of glass, glass, crystal, plexiglass, etc. These materials have good transparency, make the toothbrush more beautiful, and have good antibacterial properties with the glass, which is beneficial to maintain The hygiene of the toothbrush. However, the handle 3 of the toothbrush of the present invention is not limited to the above materials, and may be other polymer materials or metal materials to which an antibacterial material is added, for example, an anilide, an imidazole, a thiazole, an isothiazolone derivative, a quaternary ammonium. Salt, biguanide or phenolic antibacterial materials.

[0042] FIG. 7 is a schematic structural view of a second embodiment of the handle, and the handle 3 can be made into a curved columnar structure of glass, plexiglass, crystal or glass, and the curve is formed by a raw material and a preparation process. The handle 3 of the columnar structure is decorated with an artistic characteristic such as a pattern.

[0043] FIG. 8 is a schematic structural view of a third embodiment of the handle. Preferably, the handle 3 is a composite structure composed of a transparent outer handle 31 and a decorative member 32 disposed outside the outer handle 31. The garnish 32 is used for decoration, and may be various structures. Preferably, the garnish 32 is a separate cylindrical member, a plurality of geometric splicing members; or the decorative member is filled with colored color in the outer handle. Plate, granule or liquid

[0044] FIG. 9 is a schematic structural view of a fourth embodiment of the handle, the handle 3 includes a hollow transparent casing, and the inner wall of the casing is engraved with a pattern 301; or the outer wall surface of the handle 3 is engraved with Pattern 301.

[0045] In summary, the brush head 1 of the high-efficiency tooth cleaning toothbrush of the present invention comprises a head body front portion 11 and a head body rear portion 12, and the head portion 11 of the brush head body is bent toward the inner wall surface of the brush head 1, The front bristles 111 are at an angle to the rooting direction of the back bristles 121, so that the bristles can better conform to the tooth flank, and the toothbrush is penetrated into the oral cavity to brush the posterior teeth, and the teeth are cleaned in all aspects. Further, the connecting portion 2 is detachably connected to the handle 3, which facilitates replacement of the brush head 1, and the handle 3 can be used repeatedly, which is more environmentally friendly.

The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. The invention can be variously modified, combined and varied by the skilled person. Any modifications, equivalents, improvements, etc., made within the spirit and scope of the invention are intended to be included within the scope of the appended claims.

Claims

Claim

[Claim 1] An efficient tooth cleaning toothbrush comprising a brush head (1), a handle (3), and a connecting brush head (1)

) a connection (2) to the handle (3), characterized by:

The brush head (1) comprises a brush head body and bristles rooted on the inner wall surface of the brush head body; the brush head body comprises a brush head body front portion (11) and a brush head body rear portion (12), the brush head The front portion (11) of the head body is bent toward the back hook of the inner wall surface of the rear portion (12) of the brush head body, so that the inner wall surface of the front portion (11) of the brush head body and the inner wall surface of the rear portion (12) of the brush head body An angle α, and 180, is formed between them. 〉α>90. ;

The bristles include a front bristles (111) disposed at a front portion (11) of the head body and a rear bristles (121) disposed at a rear portion (12) of the head body, the front bristles (111) The rooting direction is perpendicular to the front portion (11) of the head body, and the rooting direction of the rear bristles (121) is perpendicular to the rear portion (12) of the head body.

[2] The high-efficiency tooth cleaning toothbrush according to claim 1, wherein an angle between the front portion (11) of the head body and the rear portion (12) of the head body is 160° ≥ ot ≥120°.

[Claim 3] The high-efficiency tooth cleaning toothbrush according to claim 1, wherein the width of both sides of the front portion (11) of the brush head body is gradually reduced from the rear to the front; the front portion of the brush head body The thickness of (11) gradually decreases from the back to the front.

[Claim 4] The high efficiency toothbrush according to claim 1, wherein the outer wall surface between the front portion (11) of the head body and the rear portion (12) of the head body is curved And smoothed

[Claim 5] The high efficiency toothbrush according to claim 1, wherein the front bristles (111)

And the length of the rear bristles (121) is 7mm-9mm.

[Claim 6] The high-efficiency tooth cleaning toothbrush according to claim 1, wherein the bristles are composed of a root portion fixed to the brush head body and a softened bristles tip end, and the hardness of the bristles tip is smaller than The hardness of the roots.

[7] The high efficiency tooth cleaning toothbrush according to claim 1, wherein the connecting portion (2) is fixed to a rear end of the brush head (1) and detachably coupled to the handle (3).

[Embodiment 8] The high efficiency toothbrush according to claim 1, wherein the handle (3) is a composite structure consisting of a transparent outer handle and a decorative part disposed outside the outer handle; the decorative piece is a separate cylindrical member, a plurality of geometrically spliced members; or the decorative piece is filled with colored in the outer handle Platelet, granule or liquid.

[Embodiment 9] The high efficiency tooth cleaning toothbrush according to claim 8, wherein the handle (3) comprises a hollow transparent casing, and a pattern is engraved on the inner wall of the casing; or the handle (3) A pattern is engraved on the wall of the wall.

[10] The high-efficiency toothbrush according to claim 1, wherein the handle (3) is a curved columnar structure of glass, plexiglass, crystal or glass.