CN220694636U - Toothbrush - Google Patents

Abstract

The application specifically discloses a toothbrush, which comprises a toothbrush head and a toothbrush handle, wherein the toothbrush further comprises a protective handle, the protective handle comprises a connecting part and a protective wing, and the toothbrush handle is provided with an annular groove; the connecting part is provided with a containing cavity which is matched with the annular groove for limiting, and one side of the containing cavity is provided with an opening communicated with the outside; the cross sections of the annular groove and the accommodating cavity are elliptical or polygonal. The structure of the junction of the brush handle and the protective handle of the toothbrush is simple, the assembly mode of the brush handle and the protective handle is convenient, and comfortable use experience can be provided.

Description

Toothbrush

Technical Field

The utility model relates to the field of oral cavity cleaning, in particular to a toothbrush.

Background

Along with the continuous improvement of the living standard of people, the oral health is more and more emphasized, the enhanced oral health consciousness is a part of improving the living quality of consumers, and good oral health habit is formed from small to small, so that the children can have a beautiful and healthy tooth, but the use dynamics and direction control of the toothbrush are poor, the oral cavity wall is easily scratched or pressed down to the throat to cause vomiting in the use process, the protection piece is usually arranged on the children toothbrush on the market at present, and the protection piece can prevent the toothbrush from penetrating into the oral cavity too deeply, so that the occurrence of stabbing and vomiting is avoided.

In the prior art, such as CN215873793U, a toothbrush comprising a handle and a head, the toothbrush comprising a guard comprising a connecting portion for connecting the toothbrush and a flap extending outwardly along both sides of the connecting portion, the handle comprising a positioning boss for indicating the direction of assembly of the guard.

According to the scheme of the toothbrush, the situation that the toothbrush is too deep into the oral cavity of a child can be avoided by the aid of the protecting piece, and certain defects still exist, on one hand, the structure of the joint of the handle and the protecting piece is complex, the handle is provided with the positioning boss and the convex ring, notches for assembly and guide are arranged on two edges of an opening on one side of the containing cavity of the protecting piece, the inner wall of the containing cavity is provided with the annular groove matched with the convex ring, and the production cost of a product can be increased due to the complex shape structure; on the other hand, the assembly mode of handle and guard piece is comparatively inconvenient, and in the assembly process of handle, after the handle side direction stretched into the appearance chamber, the bulge loop on the handle should be from the breach beginning adaptation, and the adjustment process is comparatively loaded down with trivial details, increases the time cost of using the toothbrush, and then leads to the whole use comfort level of toothbrush to reduce.

Disclosure of Invention

The utility model aims to provide the toothbrush, the structure of the joint of the toothbrush handle and the protective handle is simpler, the assembly mode of the toothbrush handle and the protective handle is convenient, and more comfortable use experience can be provided.

The application provides a toothbrush, which comprises a brush head and a brush handle, and further comprises a protection handle, wherein the protection handle comprises a connecting part and a protection wing, and an annular groove is formed in the brush handle; the connecting part is provided with a containing cavity which is matched with the annular groove for limiting, and one side of the containing cavity is provided with an opening communicated with the outside; the cross sections of the annular groove and the accommodating cavity are elliptical or polygonal.

In some embodiments, the handle comprises a head, a neck and a handle portion; the neck and the handle are respectively positioned at two ends of the annular groove, and the neck is positioned between the head and the annular groove; the cross section of the neck near head end is smaller than the cross section of the accommodating cavity; the cross section of the neck near the annular groove end is larger than the cross section of the containing cavity.

In some embodiments, the wings are arranged in a V-shape; the center of gravity of the brush handle is positioned on the handle part.

In some embodiments, the brush handle is provided with anti-skid patterns and anti-skid protruding points; the anti-skid lines and the anti-skid protruding points are positioned below the annular groove; the anti-skid lines and the anti-skid protruding points are oppositely arranged at two sides of the handle part; the anti-skid lines and the bristles of the brush head are positioned on the same side of the handle part.

In some embodiments, the handle portion is provided with three spaced anti-skid bumps.

In some embodiments, a soft adhesive layer is arranged at the annular groove; the soft rubber pad is positioned between the brush handle and the protective handle and is used for increasing the friction force between the protective handle and the brush handle.

In some embodiments, the soft adhesive layer is disposed on both sides of the annular groove and protrudes outward.

In some embodiments, the opening is a horn-like structure.

In some embodiments, the wings are provided with at least two anti-slip grooves; the two anti-slip grooves are positioned on one side of the protective wing far away from the brush head; the two anti-slip grooves are symmetrically distributed on two opposite sides of the brush handle.

According to the technical scheme of the utility model, the annular groove is matched with the accommodating cavity to limit the brush handle and the protective handle, an opening communicated with the outside is formed in one side of the accommodating cavity, the annular groove of the brush handle and the surface of the accommodating cavity of the protective handle have no redundant structural design, the connection part of the brush handle and the protective handle has a simple structure, the shape is smooth and easy to demould, the production yield of the brush handle and the protective handle can be improved, and the production cost of the brush handle and the protective handle is further reduced; the cross section through annular groove and holding the chamber is oval or polygon, and the protection handle is unable to rotate and be difficult for producing to rock after the brush holder is assembled, and the brush holder is simple with the assembly of protection handle, can improve the whole use comfort of toothbrush.

Drawings

The present disclosure will be described in further detail below in conjunction with the drawings and preferred embodiments, but those skilled in the art will appreciate that these drawings are drawn for the purpose of illustrating the preferred embodiments only and thus should not be taken as limiting the scope of the present disclosure. Moreover, unless specifically indicated otherwise, the drawings are merely schematic representations, not necessarily to scale, of the compositions or constructions of the described objects and may include exaggerated representations.

FIG. 1 is a perspective view of a toothbrush according to a first embodiment of the present application;

FIG. 2 is a perspective view of a brush head and handle according to a first embodiment of the present application;

FIG. 3 is a perspective view of a guard handle according to a first embodiment of the present application;

FIG. 4 is a front view of a head and handle of a first embodiment of the present application;

FIG. 5 is a cross-sectional view along A-A of a front view of a head and handle of a first embodiment of the present application;

FIG. 6 is a front view of a guard handle according to a first embodiment of the present application;

FIG. 7 is a cross-sectional view along the direction B-B of a front view of a guard handle according to a first embodiment of the present application;

FIG. 8 is a rear view of a brush head and handle according to a first embodiment of the present application;

FIG. 9 is a cross-sectional view along the direction C-C of a rear view of a brush head and handle according to a first embodiment of the present application;

FIG. 10 is a cross-sectional view along the direction D-D of a rear view of a brush head and handle according to a first embodiment of the present application;

FIG. 11 is a main view of a toothbrush according to a first embodiment of the present application;

FIG. 12 is a rear perspective view of a toothbrush according to a first embodiment of the present application;

FIG. 13 is a view showing a state in which a toothbrush according to the first embodiment of the present application is placed;

FIG. 14 is a right side view of a brush head and handle of a second embodiment of the present application;

FIG. 15 is a cross-sectional view along E-E of a right side view of a brush head and handle of a second embodiment of the present application;

in the figure: 1. a brush head; 2. a brush handle; 21. an annular groove; 211. a soft adhesive layer; 22. a head; 23. a neck; 24. a handle portion; 241. anti-skid lines; 242. anti-skid convex points; 3. a protective handle; 31. a connection part; 311. a receiving chamber; 312. an opening; 32. wings; 321. an anti-slip groove.

Detailed Description

The utility model is described in further detail below with reference to the drawings and detailed description, examples of which are given for the purpose of illustration and description, and are not intended to be exhaustive or to limit the utility model to the forms disclosed, as many modifications and variations will be apparent to those skilled in the art. The embodiments were chosen and described in order to best explain the principles of the utility model and the practical application, and to enable others of ordinary skill in the art to understand the utility model for various embodiments with various modifications as are suited to the particular use contemplated.

In the description of the present utility model, it should be noted that the directions or positional relationships indicated by the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", etc. are based on the directions or positional relationships shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a specific direction, be configured and operated in the specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Embodiment one:

referring to fig. 1, there is shown a perspective view of a toothbrush according to a first embodiment of the present application, the toothbrush comprising a head 1, a handle 2 and a handle 3; the brush head 1 is positioned at the upper part of the brush handle 2, and a brush for brushing teeth is arranged on the brush head 1; the brush handle 2 is positioned at the lower part of the brush head 1, the brush head 1 is arranged on the brush handle 2 through an encapsulation process, and the connection stability between the brush head 1 and the brush handle 2 is good; the protective handle 3 is positioned in the middle of the brush handle 2, and the protective handle 3 can prevent the toothbrush from being too deep into the oral cavity of children.

Preferably, in this embodiment, the bristles on the brush head 1 comprise a central tuft and a peripheral tuft; the length of the bristles of the central bristle bundle is the same as that of the outer bristle bundles; the outer edge bristle bundles are annular, the outer edge bristle bundles are arranged around the central bristle bundles, and annular intervals are arranged between the central bristle bundles and the outer edge bristle bundles; the outer edge bristle bundles comprise at least four sub-outer edge bristle bundles which are symmetrically arranged in pairs with the center bristle bundle as the center, and separation intervals are arranged between every two adjacent sub-outer edge bristle bundles; the advantage of this scheme lies in that after children use the toothbrush to wash one's mouth, annular interval and separation interval cooperation are used for guiding rivers to discharge, make be difficult for remaining moisture between center brush hair bundle and the outer fringe brush hair bundle, and then reduce the bacterium that breeds between center brush hair bundle and the outer fringe brush hair bundle.

Referring to fig. 2, a perspective view of a brush head and a brush holder according to a first embodiment of the present application is shown, an annular groove 21 is provided on the brush holder 2, the annular groove 21 is located in the middle of the brush holder 2, and a protection handle 3 is mounted at the annular groove of the brush holder 2.

Preferably, in this embodiment, the head 22 of the brush holder 2 is provided with the brush head 1, the head 22 area of the brush holder 2 has a smaller shape, a child holds the middle and lower part of the brush holder 2, the area of the brush holder 2 below the annular groove 21 is a tail area, the tail area of the brush holder 2 has a larger shape, and the shape of the brush holder 2 can enable the overall gravity center of the toothbrush to be lowered, so that the using force and the control force of the child on the toothbrush are improved; the tail area of the brush holder 2 is shaped like a eggplant, specifically, the brush is positioned at the front side of the brush holder 2, and the tail area is shaped like an eggplant bent towards the rear side of the brush holder 2, and the tail area of the brush holder 2 can increase the hand feeling and stability of holding the toothbrush by children.

Preferably, in this embodiment, the overall shape of the handle 2 is round and smooth, and easy to release.

Referring to fig. 3, which is a perspective view of a protection handle according to an embodiment one of the present application, the protection handle 3 includes a connection portion 31 and a protection wing 32, the connection portion 31 is provided with a containing cavity 311 that cooperates with the annular groove 21 to limit, an opening 312 that communicates with the outside is provided at one side of the containing cavity 311, and the brush handle 2 can enter the containing cavity 311 through the opening 312.

Referring to fig. 4 to 7, a front view of the brush head and the brush holder, a cross-sectional view along A-A direction of the front view of the protection handle, and a cross-sectional view along B-B direction of the front view of the protection handle according to the first embodiment of the present application are shown, and the cross-sections of the annular groove 21 and the receiving cavity 311 are elliptical or polygonal.

Preferably, in this embodiment, the cross sections of the annular groove 21 and the accommodating cavity 311 are elliptical, and the caliber of the opening 312 is smaller than the major axis of the elliptical cross section at the annular groove 21, so that the protective handle 3 is circumferentially limited after being assembled at the annular groove of the brush handle 2 by the elliptical cross section of the annular groove 21 and the accommodating cavity 311, the protective handle cannot rotate, and the shapes of the brush handle 2 and the protective handle 3 are smoother and easy to be demolded.

Preferably, in this embodiment, the wings 32 are located at two sides of the connection part 31, the inclined directions of the wings 32 at two sides of the connection part 31 are the same as the direction of the opening 312 of the accommodating cavity 311, and the toothbrush is V-shaped, so that the brush head 1 does not contact with the washing table when the toothbrush is placed, and the brush head 1 of the toothbrush does not contact with the washing table, so that bacterial growth at the brush head 1 can be reduced.

Preferably, in the present embodiment, the opening 312 has a horn-like structure, and the opening 312 of the horn-like structure is opened to a side away from the receiving cavity 311 for guiding the handle 2 into the receiving cavity 311.

Referring to fig. 8-10, there is shown a rear view of the brush head and handle, a cross-sectional view of the rear view of the brush head and handle in the direction C-C, and a cross-sectional view of the rear view of the brush head and handle in the direction D-D, respectively, of embodiment one of the present application, handle 2 comprising a head 22, a neck 23, and a handle portion 24; the neck 23 and the handle 24 are respectively positioned at two ends of the annular groove 21, and the neck 23 is positioned between the head 22 and the annular groove 21; since the cross section of the neck 23 near the head 22 is smaller than the cross section of the accommodating cavity 311, the neck 23 near the head 22 can easily enter the accommodating cavity 311 through the opening 312; after the protective handle 3 is sleeved at the position of the neck 23 of the brush handle 2 near the head 22, the protective handle 3 is pushed to slide towards the annular groove 21 until the protective handle 3 is assembled to the annular groove 21; the cross section of the neck 23 near the end of the annular groove 21 is larger than that of the accommodating cavity 311, so that the protective handle 3 can be prevented from being accidentally pulled out from the upper side of the annular groove 21, the cross section of the handle 24 near the end of the annular groove 21 is larger than that of the accommodating cavity 311, and the protective handle 3 can be prevented from being accidentally pulled out from the lower side of the annular groove 21; the above-mentioned assembly scheme of the protection handle 3 has an advantage in that the opening 312 is formed through the neck portion 23 of the handle 2 into the accommodating cavity 311 to assemble the protection handle 3, and the caliber setting value of the opening 312 can be smaller, and the scheme has an advantage in that the protection handle 3 can be sleeved into the neck portion 23 of the handle 2 through the opening 312 even though the caliber of the opening 312 is smaller, and the opening 312 with a smaller caliber can effectively prevent the protection handle 3 from falling off or pulling off after the protection handle 3 is pushed from the neck portion 23 of the handle 2 to the annular groove 21 of the handle 2 to complete assembly.

Preferably, in this embodiment, the cross-section from the end of the neck 23 of the handle 2 near the head 22 to the end of the neck 23 near the annular groove 21 changes from small to large, so that the sliding smoothness of the guard handle 3 on the neck 23 can be increased.

The annular groove 21 is provided with the soft adhesive layer 211, the soft adhesive layer 211 can increase the elastic variable of the annular groove 21, the protective handle 3 is arranged behind the brush handle 2, the soft adhesive layer 211 is positioned between the brush handle 2 and the protective handle 3, the soft adhesive layer 211 is extruded by the brush handle 2 and the protective handle 3, the soft adhesive layer 211 can increase the friction force between the protective handle 3 and the brush handle 2, the protective handle 3 is prevented from shaking on the brush handle 2, further, the soft adhesive layer 211 can eliminate the adverse effect caused by the size deviation of the annular groove 21 and the accommodating cavity 311 to a certain extent through the elastic deformation attribute of the soft adhesive layer 211, and further, the production precision requirement on the annular groove 21 and the accommodating cavity 311 is reduced, and the production cost of the toothbrush is reduced.

Preferably, in the present embodiment, the soft adhesive layer 211 is located at both sides of the annular groove 21.

Preferably, in the present embodiment, the front side of the annular groove 21 is the side of the toothbrush provided with the brush, based on the front side of the annular groove 21, the corresponding annular groove 21 has a front side, a rear side, a left side and a right side, and the soft adhesive layers 211 in the present embodiment are located on the left and right sides of the annular groove 21 and are symmetrically distributed as shown in the figure.

Referring to fig. 11 and 12, there are a main view of a toothbrush and a rear view of the toothbrush according to the first embodiment of the present application, respectively, and a grip 241 and a grip protrusion 242 are provided on the handle 2; the anti-skid patterns 241 and the anti-skid protruding points 242 are all positioned below the annular groove 21, the anti-skid patterns 241 and the anti-skid protruding points 242 are respectively arranged on two opposite sides of the handle part 24, and the anti-skid patterns 241 and the bristles of the brush head 1 are all positioned on the same side of the handle part 24; the anti-slip pattern 241 cooperates with the anti-slip bumps 242 to increase the grip stability of the handle 2.

Preferably, in the present embodiment, the anti-slip pattern 241 is located at an upper end of the handle portion 24, and the anti-slip pattern 241 can increase friction between the thumb of the holding hand and the handle portion 24 when the child holds the handle 2.

Preferably, in the present embodiment, the anti-skid pattern 241 is mosquito-repellent incense-like.

Preferably, in the present embodiment, the handle portion 24 is provided with three anti-slip protrusions 242 arranged at intervals, and when the child holds the brush handle 2, the three anti-slip protrusions 242 arranged at intervals correspond to gaps between the index finger, the middle finger, the ring finger and the little finger, respectively, so that the holding feel and stability of the toothbrush can be improved.

Preferably, in the present embodiment, the three anti-slip bumps 242 are arranged at intervals from top to bottom, so as to better fit the size of the corresponding finger gap.

Preferably, in this embodiment, the protection wing 32 is provided with at least two anti-slip grooves 321, the two anti-slip grooves 321 are located on one side of the protection wing 32 away from the brush head 1, the two anti-slip grooves 321 are symmetrically distributed on two opposite sides of the brush handle 2, when a child holds the brush handle 2, the anti-slip grooves 321 can increase the fitting degree of the holding hand and the protection wing 32, the holding hand is tightly fitted with the protection wing 32, and accidental shaking of the protection wing 32 in the use process can be avoided.

Preferably, in the embodiment, by providing the anti-slip patterns 241, the anti-slip bumps 242 and the anti-slip grooves 321, the toothbrush has better holding comfort and stability, so that the child can easily control the using force and direction of the toothbrush.

Referring to fig. 13, which is a view showing a placement state of the toothbrush according to the first embodiment of the present application, the wings 32 are disposed in a V shape, the center of gravity of the brush handle 2 is located at the handle portion 24, the wings 32 are located at two sides of the connection portion 31, and the inclination directions of the wings 32 at two sides of the connection portion 31 are the same as the opening 312 direction of the accommodating cavity 311; the advantage of this scheme lies in, through brush holder 2 and flap 32 cooperation, when the toothbrush was placed on the washing table of family, flap 32 and the formation three-point support of handle portion 24, and the V font incline direction of flap 32 is opposite to the brush hair setting direction of brush head 1, can make the brush head 1 of toothbrush not contact the washing table, and then the back breeding bacterium of sewage that the brush head 1 was infected with the washing table.

Embodiment two:

the second embodiment is different from the first embodiment in that:

referring to fig. 14 and 15, the right view of the brush head and the brush holder and the right view of the brush head and the brush holder according to the second embodiment of the present application are respectively shown in the cross-sectional view along the E-E direction, the soft adhesive layer 211 is disposed at two sides of the annular groove 21 and protrudes outwards, after the soft adhesive layer 211 protruding outwards is extruded, the gap between the protection handle 3 and the brush holder 2 can be filled, the effect of preventing falling is better, the protection handle 3 can be more tightly assembled and attached to the annular groove 21 of the brush holder 2, specifically, the front side of the annular groove 21 is the side of the toothbrush provided with the brush, based on the front side of the annular groove 21, the corresponding annular groove 21 has a front side, a rear side, a left side and a right side, and as shown in the figure, the soft adhesive layer 211 in the present embodiment is disposed at front and rear sides of the annular groove 21 and symmetrically distributed.

Claims (8)

1. A toothbrush, which comprises a brush head (1) and a brush handle (2), and also comprises a protective handle (3) which comprises a connecting part (31) and a protective wing (32), and is characterized in that,

an annular groove (21) is formed in the brush handle (2);

the connecting part (31) is provided with a containing cavity (311) which is matched and limited with the annular groove (21), and one side of the containing cavity (311) is provided with an opening (312) communicated with the outside;

the cross sections of the annular groove (21) and the accommodating cavity (311) are elliptical or polygonal.

2. The toothbrush of claim 1, wherein the toothbrush comprises,

the brush handle comprises a head (22), a neck (23) and a handle portion (24);

the neck (23) and the handle (24) are respectively positioned at two ends of the annular groove (21), and the neck (23) is positioned between the head (22) and the annular groove (21);

the cross section of the end of the neck (23) near the head (22) is smaller than the cross section of the accommodating cavity (311);

the cross section of the neck (23) near the annular groove (21) is larger than the cross section of the accommodating cavity (311).

3. The toothbrush according to claim 2, wherein,

the protective wings (32) are arranged in a V shape;

the center of gravity of the brush handle (2) is positioned on the handle part (24).

4. The toothbrush according to claim 2, wherein,

the brush handle (2) is provided with anti-slip patterns (241) and anti-slip protruding points (242);

the anti-skid patterns (241) and the anti-skid convex points (242) are positioned below the annular groove (21);

the anti-skid patterns (241) and the anti-skid convex points (242) are oppositely arranged at two sides of the handle part (24);

the anti-slip patterns (241) and the bristles of the brush head (1) are positioned on the same side of the handle part (24).

5. The toothbrush according to claim 2, wherein,

the handle part (24) is provided with three anti-skid convex points (242) which are arranged at intervals.

6. The toothbrush according to claim 2, wherein,

a soft adhesive layer (211) is arranged at the annular groove (21);

after the protective handle (3) is arranged on the brush handle (2), the soft adhesive layer (211) is positioned between the brush handle (2) and the protective handle (3) and used for increasing friction force between the protective handle (3) and the brush handle (2).

7. The toothbrush of claim 1, wherein the toothbrush comprises,

the opening (312) is in a horn-like structure.

8. The toothbrush of claim 1, wherein the toothbrush comprises,

the protective wing (32) is provided with at least two anti-slip grooves (321);

the two anti-slip grooves (321) are positioned on one side of the protecting wings (32) far away from the brush head (1);

the two anti-slip grooves (321) are symmetrically distributed on two opposite sides of the brush handle (2).