KR20170000969U

KR20170000969U - Interdental brush having replaceable brush tip

Info

Publication number: KR20170000969U
Application number: KR2020150005944U
Authority: KR
Inventors: 전성규
Original assignee: 전성규
Priority date: 2015-09-04
Filing date: 2015-09-04
Publication date: 2017-03-14

Abstract

1. Technical Field
The present invention relates to an interdental toothbrush, and more particularly, to an interdental toothbrush for removing foreign matter, calculus, and bacteria remaining between teeth that are difficult to reach by a state-of-the-art toothbrush.
2. Configuration and Effect
The present invention proposes a brush tip interchangeable interdental toothbrush wherein the brush tip is detachably mounted from the handle member, thereby facilitating the replacement of the brush tip and promoting disposable use of the brush tip, thereby enabling hygienic tooth management, In the case of wear and tear, only the brush tip can be selectively removed and replaced, saving on replacement costs.

Description

[0001] INTERDENTAL BRUSH HAVING REPLACABLE BRUSH TIP [0002]

The present invention relates to an interdental toothbrush, and more particularly, to an interdental toothbrush for removing foreign matter, calculus, and bacteria remaining between teeth that are difficult to reach by a state-of-the-art toothbrush.

In general, an interdental toothbrush is one of the oral hygiene products used to remove foreign objects, tartar and bacteria remaining between teeth that have not been removed since advanced toothbrushes or dental floss are difficult to reach, Used for mounted teeth.

Such an interdental toothbrush is usually fabricated independently of a brush tip having a plurality of bristles mounted on a wire, a knob member inserted into the end of the wire and injection-molded and integrated with the wire, or installed in a state-of-the-art toothbrush .

However, in the interdental toothbrush according to the prior art, when the bristles mounted on the wire are worn or damaged due to the structure in which the knob is separated from the wire, the insert is integrated with the wire through the insert injection process, There is a problem in that the replacement cost (purchase cost) increases.

In addition, since the interdental toothbrush removes foreign matter, dental calculus, and bacterial membrane remaining between teeth and teeth, there is a large amount of foreign substances on the bristles when using the toothbrush, and the odor is severe. When the toothbrush is used with the interdental toothbrush, However, in reality, it is relatively expensive to replace the interdental toothbrush including the knob member. Therefore, the toothbrush is used for a long period of time after the purchase of the interdental toothbrush, which may cause periodontal disease.

In addition, since the interdental toothbrush according to the prior art has a straight structure in which the wires extend in a straight line, the wire must be bent at a certain angle every time the user uses the wire, which is inconvenient for use. There is a problem that the wire is cut and the service life of the interdental toothbrush is shortened.

KR 10-1369141 B1, 2014. 02. 24. KR 20-0454662 Y1, 2011. 07. 12. KR 10-2013-0006411 A, 2013. 01. 16.

Accordingly, the present invention has been made in order to solve the problems of the prior art, and has the following objectives.

First, the present invention is intended to provide an interdental toothbrush which is detachably mounted on a handle member so that only the brush tip can be selectively replaced.

Another object of the present invention is to provide an interdental toothbrush which can easily adjust the angle of the brush tip without any breakage or damage of the brush tip.

Third, the present invention has another object to provide an interdental toothbrush capable of stably storing a plurality of brush tips to be newly replaced.

According to one aspect of the present invention, there is provided a knob comprising: a knob having a knob portion and a head portion bent at an angle from an upper portion of the knob portion; And a brush tip including a brush having a plurality of bristles mounted thereon and a brush tip including a brush having one side portion and a mounting portion detachably coupled to the head portion. Thereby providing a toothbrush.

Preferably, the handle portion is provided with a storage space in which a plurality of brush tips are sequentially stored in the longitudinal direction.

Preferably, the attaching portion is provided with a finger engagement protruding portion that protrudes outwardly from a portion where the brush is mounted, compared to other portions.

Preferably, the head portion is made of a material having a property of being bent to facilitate an angle adjustment.

As described above, according to the present invention, it is possible to easily replace the brush tip by providing the brush tip interdental toothbrush detachably mounted on the handle member, thereby promoting the disposable use of the brush tip, Not only can the brush tip be selectively replaced, but also the replacement cost can be saved.

According to the present invention, there is provided an interdental toothbrush capable of adjusting the angle of a head portion of a handle member on which a brush tip is mounted, thereby making it easier for a user to adjust the angle of the brush tip without damaging or damaging the brush tip, Can be adjusted.

Further, according to the present invention, it is possible to stably store a plurality of brush tips to be newly replaced by providing an interdental toothbrush provided with a storage space for accommodating the brush tip to be replaced.

1 is an assembled perspective view showing an interdental toothbrush according to Embodiment 1 of the present invention;
FIG. 2 is an exploded perspective view of the interdental toothbrush shown in FIG. 1; FIG.
Figure 3 is a front view of the interdental toothbrush shown in Figure 1;
FIG. 4 is an exploded perspective view showing an interdental toothbrush according to a second embodiment of the present invention; FIG.
Fig. 5 is a front view showing a state in which the brush tip is housed in the interdental toothbrush shown in Fig. 4; Fig.
FIG. 6 is a cross-sectional view of the interdental toothbrush shown in FIG. 5 along II 'perforations. FIG.

BRIEF DESCRIPTION OF THE DRAWINGS The advantages and features of the present invention, and how to accomplish them, will become apparent with reference to the embodiments described below in detail with reference to the accompanying drawings. However, the present invention is not limited to the embodiments disclosed below, but may be embodied in various forms.

The present embodiments are provided so that this disclosure of the present invention is complete, and that those skilled in the art will fully understand the scope of the present invention. And this invention is only defined by the scope of the claims. Thus, in some embodiments, well known components, well known operations, and well-known techniques are not specifically described to avoid an undue interpretation of the present invention.

In addition, like reference numerals refer to like elements throughout the specification. And, the terms (mentioned) used in this specification are intended to illustrate the embodiments and are not intended to limit the present invention. In the present specification, the singular form includes plural forms unless otherwise specified in the specification. Also, components and acts referred to as " comprising (or comprising) " do not exclude the presence or addition of one or more other components and operations.

Unless defined otherwise, all terms (including technical and scientific terms) used herein may be used in a sense that is commonly understood by one of ordinary skill in the art to which this invention belongs. Also, commonly used predefined terms are not ideally or excessively interpreted unless they are defined.

Technical features of the present invention will now be described in detail with reference to the accompanying drawings.

Fig. 1 is an assembled perspective view illustrating the interdental toothbrush according to the first embodiment of the present invention, Fig. 2 is an exploded perspective view of the interdigital toothbrush shown in Fig. 1, and Fig. 3 is a front view of the interdigital toothbrush shown in Fig. to be.

1 to 3, the interdental toothbrush 10 according to the first embodiment of the present invention includes a handle member 11 held by a user with his / her hand, a handle member 11 detachably mounted on the handle member 11, And a brush tip 12 for removing foreign matter remaining between the teeth and the like.

The pull tab 11 includes a pull tab 111 extending in one direction and a head 112 bent at an angle from the top of the pull tab 111. [ The handle 111 may be made of silicone, rubber, synthetic resin, or metal having a certain rigidity.

The grip portion 111 can be manufactured in various shapes to provide a good grip feeling when the user grasps with the hand. For example, the outer surface may be curved. Further, a non-slip member such as a rubber pad can be further attached to prevent slippage during gripping.

The head portion 112 may be integrally formed with the handle portion 111 or may be detachable from the handle portion 111. [ For example, in the case of the detachable type, the head portion 112 may be mounted on the pull tab 111 by an interference fit method or a screw fastening type.

As shown in Fig. 2, the brush tip 12 is detachably mounted on the end portion (the side opposite to the handle portion 111) of the head portion 112. As shown in Fig. For example, a mounting hole 112a is provided at the longitudinal end of the head part 112 so that the mounting part 121 of the brush tip 12 is inserted to be coupled in an interference fit manner.

On the other hand, a screw thread is formed on the inner circumferential surface of the mounting hole 112a of the head portion 112, and a thread is formed on the outer circumferential surface of the mounting portion 121 of the brush tip 12, May be coupled to each other in a threaded manner rather than in an interference fit manner.

As shown in FIG. 3, the head portion 112 is bent at an angle from the upper portion of the handle 111 to effectively remove foreign matter remaining between the teeth and the teeth. The head portion 112 is bent at an angle of 90 to 160 degrees in the direction in which the brush tip 12 is mounted from the upper portion of the handle portion 111. [ And is preferably bent at an angle [theta] of 100 to 140 [deg.].

2, the brush tip 12 includes a brush 122 on which a plurality of bristles are mounted or planted, a brush 122 on one side and a detachable portion on the other side, (121). In addition, the mounting portion 121 may be provided with a finger engagement protrusion 121a in which a portion where the brush 122 is mounted is protruded outward relative to other portions.

The brush 122 may have a structure in which a plurality of bristles are coupled to a wire. In addition, the brush 122 may be made of a brush having various known structures and shapes.

The mounting portion 121 is equipped with a brush 122 on one side and the other side is detachably mounted on the head portion 112 in an interference fit or a screw engagement manner. It is preferable that the other side portion of the mounting portion 121 is formed in a tapered shape gradually thinner in the direction of insertion into the mounting hole 112a of the head portion 112. [ So that the mounting portion 121 can be easily mounted on the mounting hole 112a of the head portion 112. [

The mounting portion 121 is provided with a finger engagement protrusion 121a. The user can more easily separate the brush tip 12 from the head portion 112 by using the finger engagement protrusion 121a in which the finger is caught while the brush tip 12 is mounted on the head portion 112 have.

The interdental toothbrush 10 according to the first embodiment of the present invention is relatively easy to replace the brush tip 12 as the brush tip 12 is detachably attached to the handle member 11, In addition to enabling hygienic tooth care by encouraging use, it is also possible to selectively replace the brush tip 12, thus saving the replacement cost.

Fig. 4 is an exploded perspective view illustrating the interdental toothbrush according to the second embodiment of the present invention, Fig. 5 is a front view showing a state in which the brush tip is housed in the interdental toothbrush shown in Fig. 4, Is a cross-sectional view of the interdental toothbrush shown in Fig. 5 along the II 'perforation line.

4 to 6, the interdental toothbrush 20 according to the second embodiment of the present invention is similar to the interdental toothbrush 10 according to the first embodiment of the present invention except that the handle member 21 and the brush tip 22 . The handle member 21 includes a handle 211 and a head 212.

However, as shown in FIGS. 4 and 6, the handle 211 according to the second embodiment of the present invention has a storage space 211a so that a plurality of replacement brush tips 22 'can be sequentially stored therein And the lower part of the accommodating space 211a can be sealed by the lid 213. [

In the second embodiment of the present invention, the lower part of the handle 211, i.e., the storage space 211a is configured to be opened and closed by the lid 213. However, for example, the storage space may be provided on the side of the handle, And may be opened or closed through a door (not shown) that is opened or closed.

Meanwhile, the interdental toothbrushes 10 and 20 according to the first and second embodiments of the present invention have a structure in which the angles of the head parts 112 and 212 are fixed at a predetermined angle from the manufacturing step. However, The interdental toothbrush according to the present invention can adjust the head portions 112 and 212 at various angles according to the use area when the user uses the interdental toothbrush to brush his teeth.

For this, the head portions 112 and 212 may be made of a material having a certain rigidity and bending property. That is, the head portions 112 and 212 may be made of a material which is bent back in the direction of applying an external force and is not restored to its original state after the external force is removed. For example, it may be composed of a flexible outer portion and a metal having a bendable metal such as copper or aluminum inside the outer portion, or may be made of a silicon material. In addition, it may be made of a synthetic resin material having the above-mentioned characteristics.

As described above, the technical idea of the present invention has been specifically described in the preferred embodiments, but the preferred embodiments described above are intended to be illustrative, not limiting. It will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.

10, 20: Interdental toothbrush
11, 21: Handle member
111 and 211:
112, 212:
12, 22, 22 ': Brush Tips

Claims

A handle member including a handle portion and a head portion bent at an angle from an upper portion of the handle portion; And
A brush tip having a plurality of bristles mounted or planted therein; a brush tip including the brush on one side and the mounting portion detachably coupled to the head on the other side;
Gt; toothbrush < / RTI >

The method according to claim 1,
Wherein the handle portion is provided with a storage space in which a plurality of brush tips are sequentially stored in the longitudinal direction inside the bristle tooth replacement toothbrush.

The method according to claim 1,
Wherein the attachment portion is provided with a finger engagement protruding portion that protrudes outwardly from a portion where the brush is mounted, compared to other portions.

The method according to claim 1,
Wherein the head portion is made of a material having a property of being bent to facilitate an angle adjustment.