KR102136363B1 - Prefabricated toothbrush - Google Patents

Abstract

The present invention, so that the coupling and separation operation of the toothbrush head and the body is made easy, as well as to ensure stable brushing by firmly maintaining the combined state;
In the assembled toothbrush that the toothbrush head formed with the bristles with respect to the body that can be held by hand is bound and separated; The body is made of a hollow tube in the shape of a'pipe' having a through hole hollow in the longitudinal direction; The toothbrush head includes a head having a bristle head formed thereon, and a coupling rod extending from the head while having a length; A coupling groove is formed at the tip of the body through which the coupling rod of the toothbrush head is fitted while penetrating in the longitudinal direction of the through hole of the body, and a plurality of cutout grooves communicated with the inside and outside A binding rod having a plurality of collecting protrusions branched by a field is coupled to the front end of the body and is fitted into the notch groove on the inner circumferential surface, so that when the binding rod advances and retreats, the gap between the collecting protrusions expands and relaxes. It provides a prefabricated toothbrush further comprising a binding means comprising a guide cap formed with guide projections for binding and releasing the coupling rod with respect to the collecting projections.

Description

Prefabricated toothbrush}

The present invention relates to an assembly type toothbrush in which a toothbrush head provided with a bristles and a body having a length designed to hold a user's hand are separated and combined, and in more detail, the coupling and separation operation of the toothbrush head and the body is made easily. Of course, it relates to a prefabricated toothbrush that is capable of stably brushing by firmly maintaining the combined state.

In general, a toothbrush is a hygiene tool used to maintain the cleanliness of the inside of the mouth and teeth. Various types of toothbrushes are used according to the user's age or tooth condition, and consist of a body that can be held by hand and a toothbrush head with a bristles. Has been.

These toothbrushes are used for cleaning by rubbing teeth, gums, and tongue as well as teeth by gripping the handle by the user and applying toothpaste to the bristles.The toothbrush used in this way is used in the oral cavity because abrasion or deformation of the bristles and various bacteria remain. I use it frequently because there is a risk of damaging the health of my teeth.

On the other hand, in recent years, the toothbrush head and the body of the toothbrush are detachably assembled, so that only the toothbrush head is replaced without the need to replace the entire toothbrush, thereby improving economic efficiency and hygiene, and assembling toothbrushes have been proposed to prevent environmental pollution. There is a situation.

As one of them, there is Korean Utility Model Application No. 20-2013-0005271 (name: assembly-type toothbrush/2013.06.28.), and as known in the publication, a neck formed by combining the bristles to the upper surface and extending from one end thereof. The head portion including the portion, the handle portion that can be gripped by the user, and a coupling portion formed on each of the neck portion and the handle portion so that the head portion can be attached and detached from the handle portion, and the coupling portion protrudes to the exposed one end of the neck portion There is described an assembly-type toothbrush comprising the formed insertion protrusion and an insertion groove formed at one end of a handle portion facing the insertion protrusion so that the insertion protrusion is detachably coupled, and the head portion and the handle portion are mutually detachable.

On the other hand, in Korean Utility Model Application No. 20-2007-0005020 (name: toothbrush with rotation function/2007.03.27.), as known in the publication, there is a handle that can be held by a user, and one end of the handle is the handle. The toothbrush stand is mounted longitudinally at the tip of the handle and the other end is equipped with a toothbrush head, and a joint means for mounting the toothbrush stand so as to be rotatable at a predetermined angle from top to bottom or from bottom to top from the tip of the handle to the tooth from the gum to rotate. In a toothbrush with a function; The joint means includes a joint base having an open upper end so that one end of the handle is rotatably accommodated on one side and one end of the toothbrush stand is fixedly disposed on the other side; A joint cover that covers an upper portion of the joint base to rotatably support the handle and fixes the toothbrush holder; A toothbrush including a coupling member for disassembling and assembling the joint cover on the upper part of the joint base is described.

Korea Utility Model Application No. 20-2013-0005271 (Name: Assembly toothbrush/2013.06.28.) Korean Utility Model Application No. 20-2007-0005020 (Name: Toothbrush with rotating function/2007.03.27.)

However, conventional toothbrushes as described above have a problem in that it is inconvenient to bind the toothbrush head and the body, and thus the usability is poor.

The present invention has been proposed in order to solve the conventional problems as described above, and an object of the present invention is to facilitate the coupling and separation of the toothbrush head and the body, as well as to firmly maintain the combined state to stably brushing It is in providing a prefabricated toothbrush that can be done.

In the assembly-type toothbrush according to the present invention for achieving the object of the present invention as described above, in the assembly-type toothbrush that the toothbrush head formed with the bristles with respect to the body that can be held by hand is bound and separated;

The body is made of a hollow tube in the shape of a'pipe' having a through hole hollow in the longitudinal direction; The toothbrush head includes a head having a bristle head formed thereon, and a coupling rod extending from the head while having a length; A coupling groove is formed at the tip of the body through which the coupling rod of the toothbrush head is fitted while penetrating in the longitudinal direction of the through hole of the body, and a plurality of cutout grooves communicated with the inside and outside A binding rod having a plurality of collecting protrusions branched by a field is coupled to the front end of the body and fitted into the notch groove on the inner circumferential surface, so that the gap between the collecting protrusions is elongated and relaxed when the binding rod advances and retreats. It characterized in that it further comprises a binding means comprising a guide cap formed with guide projections for binding and releasing the coupling rod with respect to the collecting projections.

The assembly-type toothbrush according to the present invention made as described above allows the user to bind and disengage the toothbrush head from the body through an operation of moving the binding rod forward and backward from the outside of the body, so that the coupling and separation work between the body and the toothbrush head is made easy. Of course, it has the effect of stably brushing by firming the combined state.

1 is a schematic exploded perspective view showing an assembly type toothbrush according to an embodiment of the present invention.
Figure 2 is a schematic perspective illustration showing an assembly-type toothbrush according to this embodiment.
Figure 3 is a schematic perspective view of a partial excerpt showing the binding means of the assembled toothbrush according to this embodiment.
Figure 4 is a schematic cross-sectional view showing an assembly-type toothbrush according to the present embodiment.
5 and 6 is a schematic cross-sectional view of a partial excerpt showing the binding portion of the assembled toothbrush according to the present embodiment.
7 and 8 is a schematic cross-sectional view of a partial excerpt showing the working state of the binding means constituting the assembled toothbrush according to the present embodiment.

Hereinafter, referring to the accompanying drawings, a detailed description of an assembly-type toothbrush according to a preferred embodiment of the present invention is as follows.

The embodiments of the present invention may be modified in various forms, and the scope of the present invention should not be construed as being limited to the embodiments described in detail below. This embodiment is provided to more completely explain the present invention to those of ordinary skill in the art. Accordingly, the shape of the element in the drawings may be exaggerated to emphasize a clearer description. It should be noted that in each drawing, the same member may be indicated by the same reference numeral. Detailed descriptions of known functions and configurations that are determined to unnecessarily obscure the subject matter of the present invention will be omitted.

1 to 8 is a view showing an assembly type toothbrush according to an embodiment according to the present invention, the assembly type toothbrush 1 according to the present embodiment, a toothbrush having a bristles with respect to the body 2 that can be held by hand The head (3) is to be bound and separated, and if necessary, the toothbrush head (3) is combined with the body (2), and after the use is completed, the toothbrush head is removed without the need to replace the entire toothbrush. By replacing only (3), it improves economy and hygiene and prevents environmental pollution.

In the assembled toothbrush 1 according to this embodiment, the body 2 is made of a hollow tube in the shape of a'pipe' having a through hole hollow in the longitudinal direction; The toothbrush head 3 includes a head 31 having bristles formed thereon, and a coupling rod 32 extending from the head 31 while having a length.

On the other hand, the assembly-type toothbrush 1 according to the present embodiment, while penetrating in the longitudinal direction of the through hole of the body 2, is fitted to move forward and backward, and the coupling rod 32 of the toothbrush head 3 at the tip The binding groove 41 is formed and the binding groove 41 is provided with a plurality of collecting protrusions 43 branched by a plurality of notch grooves 42 so that the inside and the outside communicate with each other. (4) is coupled to the front end of the body (2) and is fitted into the notch groove (42) on the inner circumferential surface, so that the gap between the collecting protrusions (43) is elongated and relaxed when the binding rod (4) moves forward and backward. It further comprises a binding means (5) comprising a guide cap (52) formed with guide projections (51) for binding and releasing the coupling rod (32) with respect to the collection projections (43).

In the above, it is preferable that both ends of the binding rod 4 protrude outward from both ends of the body 2 so that the user presses the binding rod 4 from the outside to advance and retreat from the inside of the body 2.

Accordingly, when the user advances and retreats the binding rod 4 from the outside of the body 2, the gap between the collecting protrusions 43 is elongated and relaxed by the guide protrusions 51. In a state where the protrusions 43 are open or closed so that the coupling rod 32 is fitted into the coupling groove 41, binding and releasing are selectively performed.

Therefore, the user binds and disengages the toothbrush head 3 with respect to the body 2 through a simple operation of moving the binding rod 4 forward and backward, so that the body 2 and the toothbrush head 3 In addition to the simple coupling and separation operation, the combined state is secured to ensure stable brushing.

In the assembled toothbrush (1) according to the present embodiment made as described above, the inside of the body (2), is disposed between the guide cap (52) and the binding rod (4) to return the binding rod (4) to its original position. It is preferable that an elastic spring (S) is provided so that the collecting protrusions 43 receive pressure from the inside of the guide cap 52 by returning to.

In the assembled toothbrush 1 according to the present embodiment made as described above, the fitting protrusion 33 extending from the end of the coupling rod 32 is inserted into the fitting groove on the bottom surface of the coupling groove 41. 44) is formed; The fitting protrusion 33 and the fitting groove 44 are formed in a polygonal shape having a length; It is most preferable that the fitting protrusion 33 does not go away in the fitting groove 44 when combined.

The assembled toothbrush 1 according to the present embodiment made as described above, as shown in Figs. 7 and 8, when the user presses the binding rod 4, the collecting protrusions 51 When the gap between the (43) is expanded and widened, the coupling rod (32) is inserted into the coupling groove (41) and fitted, and then, when the user depresses the coupling rod (4), the elastic spring (S ), in the process of restoring the binding rod 4 to its original position, the collection protrusions 43 receive pressure from the inside of the guide cap 52 to stably press and bind the coupling rod 32 do.

Accordingly, the body 2 and the toothbrush head 3 are connected to each other so that the toothbrushing can be performed stably.

And, after completing the brushing, the user presses the binding rod 4 to open the collecting protrusions 43 to separate the coupling rod 32 from the binding groove 41, respectively, You just need to store and process.

At this time, only the toothbrush head 3 is replaced and used to improve economy and hygiene, and to prevent environmental pollution.

One embodiment of the present invention described above is merely exemplary, and those of ordinary skill in the technical field to which the present invention belongs will appreciate that various modifications and other equivalent embodiments are possible. . Therefore, it will be appreciated that the present invention is not limited to the form mentioned in the detailed description above. Therefore, the true technical protection scope of the present invention should be determined by the technical spirit of the appended claims. In addition, the present invention is to be understood as including the spirit of the present invention as defined by the appended claims and all modifications, equivalents and substitutes within the scope thereof.

1: assembly toothbrush 2: body
3: toothbrush head 31: head
32: coupling rod 33: fitting projection
4: binding rod 41: binding groove
42: notched groove 43: collecting protrusion
44: fitting groove 5: binding means
51: guide protrusion 52: guide cap

Claims (1)

A body (2) made of a hollow tube in the shape of a'pipe' having a through hole hollow in the longitudinal direction so as to be held by hand; A toothbrush head (3) having a head (31) bound and separated from the body and formed with a bristles, and a coupling rod (32) extending from the head (31); While penetrating in the longitudinal direction of the through hole of the body 2, it is fitted so as to move forward and backward, and a binding groove 41 is formed at the tip of the toothbrush head 3 to which the coupling rod 32 is fitted. The binding groove 41 includes a binding rod 4 provided with collecting protrusions 43 branched into a plurality by a plurality of notch grooves 42 so that the inside and the outside communicate with each other; It is coupled to the front end of the body (2) and is fitted into the notch groove (42) on the inner circumferential surface, so that the gap between the collecting protrusions (43) is elongated and relaxed when the binding rod (4) advances and retreats, so that the collecting protrusion (43) In the assembly-type toothbrush (1) comprising;) a binding means (5) having a guide cap (52) formed with guide protrusions (51) for binding and releasing the coupling rod (32) with respect to;
Inside the body 2,
It is disposed between the guide cap 52 and the binding rod 4 to return the binding rod 4 to its original position so that the collecting protrusions 43 receive the pressure that is constricted from the inside of the guide cap 52. The elastic spring (S) is provided;
On the bottom surface of the binding groove 41,
The fitting protrusion 33 extending from the end of the coupling rod 32 is formed with a fitting groove 44 to which the fitting protrusion 33 is fitted, and the fitting protrusion 33 and the fitting groove 44 are formed in a polygonal shape having a length. Assembled toothbrush characterized by.

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