KR20210119782A - Toothbrush With Toothpaste Refill - Google Patents

Abstract

The present invention relates to a toothbrush with a toothpaste refill part embedded therein, which can increase the tooth-brushing effect by utilizing a tooth-brushing habit of an infant and in which toothpaste can be used by refilling. The present invention includes: a housing part including a first opening formed in one end, a second opening formed in the other end, and a first thread formed on an outer circumferential surface of the one end; a refill part storing toothpaste therein and inserted into the housing part, wherein the other end of the refill part passes through the second opening and one end of the refill part protrudes through the first refill part; and a toothbrush part including a refill connection module storing the one end of the refill part therein, a second thread fastened with the first thread, a plurality of brushes formed on an external surface, and an ejection hole formed between the plurality of brushes.

Description

Toothbrush With Toothpaste Refill

The present invention belongs to the art related to infant toothbrushes. More specifically, the present invention belongs to the field of technology related to toothbrushes that allow infants and young children to brush their teeth using a toothbrushing habit and to refill and use toothpaste.

Toothbrush and toothpaste are tools of oral hygiene. Oral care is one of the important things to keep healthy from infants to the elderly. Currently, toothbrushes and toothpastes, which are essential tools for brushing teeth, are being developed in various ways to suit the tastes of various people. And it is being released. As an example, as disclosed in Korean Patent Laid-Open Publication No. 10-2003-0008734, a toothbrush and toothpaste are integrally formed and a toothbrush that periodically sprays toothpaste when brushing teeth has been developed.

In addition, as an example of a toothbrush suitable for children to use, Korean Utility Model Publication No. 20-2012-0000935 shows a toothbrush for children in stages. As such, various types of toothbrushes have been developed.

Accordingly, many people select an appropriate toothbrush and toothpaste according to their preferences.

However, at present, a toothbrush that allows infants and young children to brush their teeth more effectively by utilizing the toothbrushing habits of infants and toddlers, that is, when they brush their teeth, has not been developed. In addition, a refill container capable of holding toothpaste in a toothbrush and a toothbrush capable of replacing a brush according to the development of a growing child have not been developed.

Republic of Korea Patent Publication No. 10-2003-0008734 (published date: January 29, 2003) Republic of Korea Public Utility Model No. 20-2012-0000935 (Publication Date: 2012.02.08)

The present invention makes it possible to easily refill the used toothpaste, to selectively use toothbrush modules of various sizes, and to increase the brushing efficiency of many infants and toddlers.

The technical problems of the present invention are not limited to the problems mentioned above, and other technical problems not mentioned will be clearly understood by those skilled in the art from the following description.

The toothbrush with a built-in toothpaste refill unit of the present invention for achieving the above technical problem,

a housing portion including a first opening formed at one end, a second opening formed at the other end, and a first screw thread formed on an outer circumferential surface of the one end;

a refill unit accommodating the toothpaste therein and inserted into the housing, the other end protrudes through the second opening, and one end protrudes through the first opening;

A toothbrush unit including a refill connection module for accommodating one end of the refill unit therein, a second screw thread fastened to the first screw thread, a plurality of brushes on an outer surface, and a toothbrush module in which an ejection hole is formed between the plurality of brushes do.

The refill unit,

a hollow accommodating module having an inner space having a first diameter, a second diameter less than the first diameter at an upper end, and a third screw thread formed on an outer circumferential surface;

A lower cover module including a lower blocker formed in the third diameter and accommodated at one end of the accommodation module, and a frame material formed on an outer peripheral surface of the lower blocker with the same diameter as the first diameter and in contact with the other end of the accommodation module ;

an upper blocker formed in a hollow shape and having a fourth screw thread fastened to the third screw thread on an inner circumferential surface;

A coupling protrusion having one end accommodated in the top blocking material and the other end protruding outside of the top blocking material;

A conduit having a space in which the toothpaste moves,

A sealing member for accommodating the conduit therein and installed between the lower end of the conduit and the upper end blocking member;

an edge plate formed integrally with the conduit and having a larger diameter than the diameter of the conduit, and including a guide protrusion protruding from the center;

An elastic body accommodating the conduit therein, one end connected to the coupling protrusion member, and the other end fixed to the lower end of the rim plate,

A storage body having an accommodating space formed therein and having one end inserted into the lower end of the coupling protrusion including a stopper valve installed at the lower end of the accommodating space,

A hole is formed in the center, and the hole passes through the storage body and includes an upper cover module including an O-ring in contact with the coupling protrusion.

The receiving module is

It is inserted therein, and when the toothpaste accommodated inside the accommodation module is ejected to the outside in response to the displacement of the elastic body, it further includes a push plate module that moves upward in response to the amount of the toothpaste ejected.

The toothbrush module,

a first plate including a plurality of first brushes inclined from the inside to the outside;

and a second plate spaced apart from the first plate and including a plurality of second brushes inclined from the inside to the outside.

The toothbrush with a built-in toothpaste refill unit according to the present invention allows the toothpaste stored in the refill unit to be ejected onto the brush by pressing the lower end of the refill unit to brush teeth. In addition, when the toothpaste stored in the refill unit is used up, the container can be easily replaced. Then, the brush is replaced with a brush suitable for the growth stage of the user, the infant, and the bristles of the toothbrush part are inclined outward to improve the brushing effect of infants and young children.

In addition, the present invention allows the toothpaste refill unit to block the inflow of air from the outside to the inside so that the toothpaste is not hardened by the air and the period of use of the toothpaste can be extended.

1 is a perspective view of a toothbrush having a built-in toothpaste refill unit according to an embodiment of the present invention.
FIG. 2 is an exploded perspective view of FIG. 1 ;
3 is a cross-sectional view taken along line I-I' of FIG. 1 .
4 is a view showing a toothbrush unit of various sizes.
5 is an operation view of the toothbrush having a built-in toothpaste refill unit of the present invention.

The present invention can be clearly described below in detail in conjunction with the accompanying drawings in which the advantages and features of the present invention and methods for achieving them are described. However, the following descriptions and drawings are only provided to fully inform those of ordinary skill in the art to which the present invention pertains to the scope of the invention. Accordingly, it is only one example of various embodiments of the present invention disclosed below and the following content, and does not define the claims of the present invention. The invention can only be defined by the claims.

Hereinafter, a toothbrush with a built-in toothpaste refill unit of the present invention will be described with reference to the drawings of the following embodiments of the present invention. However, the present invention will be generally described with reference to FIG. 1 so that the description of the present invention may be clearly and concisely described. And based on the description, the components and operation of the present invention will be described with reference to FIGS. 2 to 5 .

1 is a perspective view of a toothbrush having a built-in toothpaste refill unit according to an embodiment of the present invention.

The toothbrush (1) with a built-in toothpaste refill unit ejects the toothpaste (A) stored in the refill unit 20 to the toothbrush module, and the toothbrush unit 30 is replaced according to the growth stage of infants and toddlers to meet the growth stage. 320) is replaced and shows a high brushing effect and high brushing efficiency for infants and young children. In addition, the toothbrush 1 with a built-in toothpaste refill unit allows the refill unit 20 to be refilled with toothpaste A when all of the toothpaste A stored in the refill unit 20 is used, and the refill unit 20 ) through the upper cover module 230 installed on the top of the refill unit from the outside to prevent air from flowing into the inside of the refill unit 20, the toothpaste stored inside the refill unit 20 can be used for a long time.

The toothbrush 1 having a built-in toothpaste refill unit may exhibit the above-described effects by including the housing unit 10 , the refill unit 20 , and the toothbrush unit 30 as components.

Hereinafter, the components constituting the toothbrush having a built-in toothpaste refill unit will be described in detail with reference to FIG. 2 .

FIG. 2 is an exploded perspective view of FIG. 1 ;

The housing unit 10 becomes a container containing the refill unit 20 in which the toothpaste is accommodated. A first opening 101 may be formed at one end of the housing unit 10 and a second opening 102 may be formed at the other end. In addition, a first screw thread 111 is formed on the outer circumferential surface of one end of the housing portion 10 , and a frame mounting module 112 is formed at the lower end of the inner side.

The housing unit 10 is connected to the toothbrush unit 30 through the first screw thread 111, the lower end of the refill unit 20 is mounted on the edge mounting module 112, and the refill unit 20 is Do not fall into the two openings (102).

The refill unit 20 accommodates the toothpaste A therein and is inserted into the housing unit 10 . At this time, the other end of the refill unit 20 protrudes through the second opening 102 , and one end protrudes through the first opening 101 . Such a refill unit 20 includes a accommodating module 210 for accommodating toothpaste, a lower cover module 220 covering the lower end of the accommodating module 210, an upper cover module 230 for covering the upper end of the accommodating module 210, and It includes a push plate module 212 that moves upward in response to the operation of the upper cover module 230 . Components constituting the refill unit 20 will be described later.

The toothbrush unit 30 is a module for cleaning teeth including a plurality of brushes. The toothbrush unit 30 includes a refill connection module 310 for accommodating one end of the refill unit therein, and a second screw thread 311 fastened to the first screw thread 111 . And it includes a plurality of brushes 3211 and 3221 on the outer surface and a toothbrush module 320 in which an ejection hole 323 is formed between the plurality of brushes.

Hereinafter, components constituting the refill unit 20 will be described in more detail with reference to FIG. 3 .

3 is a cross-sectional view taken along line I-I' of FIG. 1 .

The accommodation module 210 may have an inner space having a first diameter, a second diameter smaller than the first diameter at an upper end, and a hollow shape in which a third screw thread 211 is formed on an outer circumferential surface. The accommodation module 210 includes a push plate module 212 that is inserted therein and moves upwardly. Here, the push plate module 212 is formed in a cylindrical shape whose entire outer circumferential surface is in contact with the inside of the accommodation module 210 and moves upward in response to the displacement of the elastic body. The push plate module 212 moves upward and elevates the toothpaste (A) accommodated inside the accommodation module to eject it to the outside.

The lower cover module 220 is formed with a third diameter. The lower cover module 220 includes a lower blocking material 221 and a rim material 222 . Here, the lower blocking material 221 is accommodated in one end of the accommodating module 210 . And the frame member 222 is formed in the same diameter as the first diameter on the outer peripheral surface of the lower blocking material 221 is in contact with the other end of the accommodating module (210). At this time, the frame member 222 is in contact with the lower end of the accommodating module 210 so that one end is formed between the accommodating module 210 and the lower cover module 220 . At this time, the lower cover module 220 is mounted on the edge mounting module 112 through the end formed in this way and does not escape through the second opening 102 .

The top cover module 230 covers the upper end of the accommodating module 210 by coupling between the plurality of components and prevents external air from flowing into the toothpaste accommodated in the accommodating module 210 . The top cover module 230 includes a top blocking material 231, a coupling protrusion 232, a conduit 233, a sealing member 2331, an edge plate 222, an elastic body 2335, a storage body 2336, an O-ring. By including (2337), the foregoing characteristics may be more fully represented. Here, the top blocking material 231 is formed in a hollow shape and includes a fourth screw thread 2311 fastened to the third screw thread 211 on the inner circumferential surface. It may also include a coupling protrusion 232 therein.

One end of the coupling protrusion 232 is accommodated in the top blocking material 231 , and the other end protrudes to the outside of the top blocking material 231 .

The conduit 233 is a tube in which a space is formed in which the toothpaste A moves. This conduit 233 is inserted into the coupling protrusion 232 . Then, one end is accommodated in the accommodation module 210 , and the other end is inserted into the upper blocking material 231 .

The sealing member 2331 is formed in a hollow shape to accommodate the conduit 233 therein. This sealing member 2331 is located between the lower end of the conduit 233 and the upper blocking material 231, and limits the displacement of the conduit in correspondence with the height. For example, when the height of the sealing member is long, the conduit is not greatly displaced, and when the height is short, the conduit is greatly displaced. As such, the sealing member 2331 for limiting the displacement of the conduit may limit the movement of air generated during the movement of the conduit 233 .

The frame plate 222 is formed on the upper end of the conduit 233 as a disk having a larger diameter than the diameter of the conduit. In this case, the edge plate 222 may be integrally formed on the upper end of the conduit. Also, the edge plate 222 may include a guide protrusion 2333 protruding from the center. At this time, the guide protrusion 2333 is formed in a hollow shape with an empty interior, and may be accommodated in the refill connection module 310 .

The elastic body 2335 accommodates the conduit 233 therein, and one end is connected to the coupling protrusion 232 and the other end is fixed to the lower end of the edge plate 222 . When this elastic body 2335 is lowered of the edge plate 222, it restores it back to its original position, and the toothpaste (A) stored in the storage body 2336 and the accommodation module 210 is ejected through the ejection hole of the toothbrush module 320 ( 323) to be ejected.

The storage body 2336 includes an accommodation space formed therein and a stopper valve 23351 installed at the lower end of the accommodation space. The storage body 2336 has an upper end inserted into the lower end of the coupling protrusion 232 , and the lower end is inserted into the receiving module 210 . The storage body 2336 stores the toothpaste A introduced from the accommodating module 210 for a certain period of time and can reduce the time difference between the accommodating module 210 and the ejection hole 323 . That is, the storage 2336 serves as a buffer.

The O-ring 2337 becomes a sealing material with a hole in the center. The O-ring 2337 is in contact with the upper blocker 231 and the engaging protrusion 232 and seals between the upper blocker 231 and the engaging protrusion 232 . The O-ring 2237 seals between the upper blocking material 231 and the coupling protrusion 232 and prevents air from flowing into the accommodation module 310 from the outside.

The refill unit 20 prevents the toothpaste A from coming into contact with external air by the above-described components and allows the toothpaste to be ejected in a quantity when necessary.

In addition, the toothbrush 1 having a built-in toothpaste refill unit may be selectively connected to various types of toothbrush units as shown in FIG. 4 to the housing unit 10 .

The toothbrush 1 with a built-in toothpaste refill unit can be used for infants and toddlers aged 6 months to 18 months depending on the size of the toothbrush unit connected to the housing unit 10 .

Hereinafter, with reference to Figure 4 will be described with respect to the toothbrush portion of various sizes. 4 is a view showing a toothbrush unit of various sizes.

The toothbrush unit 30 includes a refill connection module 310 and a toothbrush module 320 formed on the refill connection module 310 . Here, the toothbrush module 320 may be formed in various sizes, as shown in FIG. 4 . The toothbrush module 320 of the toothbrush unit of various sizes may be formed in a plurality of radially outside the pillar module. As an example, the toothbrush module 320 may be formed in a shape as shown in FIG. 4 . Here, Fig. 4 (a) is a toothbrush unit 30-1 having a toothbrush module 320 of a size suitable for use by infants of about 6 months of age, and Fig. 4 (b) is a view of about 12 months of age. It becomes the toothbrush unit 30-2 having a toothbrush module 320 of a size suitable for use by infants and toddlers. And Figure 4 (c) is a toothbrush unit 30-3 having a toothbrush module 320 of a size suitable for use by infants aged 18 months or so. In this way, the toothbrush unit is formed in various sizes and can be used according to the growth stage of the user.

All include a first plate 321 including a plurality of first brushes 3211 inclined from the inside to the outside, and a plurality of second brushes 3221 spaced apart from the first plate 321 and inclined from the inside to the outside. A second plate 322 and a third plate spaced apart from the second plate 322 by a predetermined angle to include a plurality of brushes, a fourth plate spaced from the third plate by a predetermined angle, and a fourth plate spaced from the fourth plate by a predetermined angle A fifth plate and a sixth plate spaced apart from the fifth plate by a predetermined angle are included. In addition, ejection holes 323 that are spaced apart from each other may be formed in the pillar module. At this time, the plurality of inclined brushes formed on the first plate 321 and the second plate 322 are in contact with the front and back surfaces of the teeth at the same time, and when the baby bites the toothbrush unit 30, it is applied to the baby's teeth. can be reached When these brushes are moved by external force, they can be effectively cleaned.

Hereinafter, with reference to FIG. 5, the operating state of the toothbrush having a built-in toothpaste refill unit will be described in detail.

5 is an operation view of the toothbrush having a built-in toothpaste refill unit of the present invention.

In the toothbrush 1 with a built-in toothpaste refill unit, when the lower end of the refill unit 20 is pressed while the housing unit 10 is fixed to the toothbrush unit 30, the toothpaste (A) stored inside the refill unit 20 may be injected into the ejection hole 323 . As an example, when the user presses the lower end of the refill unit 20 of the toothbrush 1 having a built-in toothpaste refill unit, the conduit 233 moves in the direction of the receiving module 210 and at the same time an elastic body coupled to the outer periphery ( 2335) is compressed. At this time, as the conduit 233 moves in the downward direction, the pressure inside the storage body 2336 is increased. In addition, when the user releases the lower end of the refill unit 20 pressed, the conduit 233 moves upward by the elastic action of the elastic body 2335 . At this time, as the conduit 233 moves upward, the pressure inside the storage body 2336 is lowered. And according to the pressure drop inside the storage body 2336, the push plate module 212 rises in response to the lowered pressure, so that the inner side of the accommodating module 210 is lower than the external air pressure.

The stopper valve 23351 installed at the bottom of the storage body 2336 keeps the suction hole of the storage body 2336 blocked when the internal pressure of the storage body 2336 rises, and the inside of the storage body 2336 When the pressure is lowered, it is opened so that the toothpaste stored in the refill unit 20 is introduced into the storage body 2336 .

When a certain amount of toothpaste is introduced into the storage body 2336 , the stopper valve 23351 returns to the state in which the suction hole is blocked, so that the toothpaste inside the conduit 233 does not flow back into the accommodation module 210 .

The toothbrush 1 with a built-in toothpaste refill unit discharges a certain amount through the reciprocating movement of the conduit in the receiving module 210 so that it can be used.

Although the embodiments of the present invention have been described above with reference to the accompanying drawings, those of ordinary skill in the art to which the present invention pertains can realize that the present invention can be embodied in other specific forms without changing the technical spirit or essential features thereof. you will be able to understand Therefore, it should be understood that the embodiments described above are illustrative in all respects and not restrictive.

1: Toothbrush with built-in toothpaste refill
10: housing part
101: first opening 102: second opening
111: first thread 112: frame mounting module
20: refill unit
210: accommodation module 211: third thread
212: mill plate module
220: lower cover module
221: lower barrier material 222: edge material
230: top cover module
231: upper barrier material 2311: fourth thread
232: coupling protrusion
233: conduit 2331: sealing member
2332: frame plate 2333: guide projection
2334: elastic body
2335: storage body 23351: stopper valve
2337: O-ring
30: toothbrush unit
310: refill connection module 311: second thread
320: toothbrush module 323: ejection hole
321: first edition 3211: first brush
322: 2nd edition 3221: 2nd brush
A: Toothpaste

Claims (4)

a housing portion 10 including a first opening 101 formed at one end, a second opening 102 formed at the other end, and a first screw thread 111 formed on an outer circumferential surface of the one end;
The refill part accommodates the toothpaste A and is inserted into the housing 10 , the other end protrudes through the second opening 102 , and one end protrudes into the first opening 101 . (20);
A refill connection module 310 for accommodating one end of the refill part therein, a second screw thread 311 fastened to the first screw thread 111, a plurality of brushes 3211 and 3221 on the outer surface, and the plurality of A toothbrush with a built-in toothpaste refill unit, including a toothbrush unit 30 including a toothbrush module 320 having an ejection hole 323 formed between the brushes. According to claim 1, wherein the refill unit 20,
a hollow receiving module 210 having an inner space having a first diameter and having a second diameter less than the first diameter at an upper end and having a third screw thread 211 formed on an outer circumferential surface;
The lower blocker 221 formed in the third diameter and accommodated in one end of the accommodation module 210, and the outer peripheral surface of the lower blocker 221 having the same diameter as the first diameter, the accommodation module 210 ) a lower cover module 220 including a rim material 222 in contact with the other end;
An upper blocker 231 formed in a hollow shape and having a fourth screw thread 2311 fastened to the third screw thread 211 on the inner circumferential surface;
A coupling protrusion 232 having one end accommodated in the top blocking material 231 and the other end protruding to the outside of the top blocking material 231,
A conduit 233 having a space in which the toothpaste moves, and
A sealing member 2331 accommodating the conduit 233 therein and installed between the lower end of the conduit 233 and the upper end blocking material 231,
A frame plate 222 formed integrally with the conduit 233 and having a diameter larger than the diameter of the conduit, and including a guide protrusion 2333 protruding from the center;
An elastic body 2335 accommodating the conduit 233 therein, one end connected to the coupling protrusion 232, and the other end fixed to the lower end of the edge plate 222,
A storage body 2336 having an accommodating space formed therein and having one end inserted into the lower end of the coupling protrusion 232 including a stopper valve 23351 installed at the lower end of the accommodating space;
A toothbrush with a built-in toothpaste refill unit, comprising a top cover module 230 having an O-ring 2337 in contact with the coupling protrusion 232 and having a hole formed in the center and penetrating the reservoir 2336 through the hole. According to claim 2, wherein the accommodation module 210,
Inserted therein, when the toothpaste (A) accommodated in the inside of the accommodation module is ejected to the outside in response to the displacement of the elastic body, further comprising a push plate module 212 that moves upward in response to the amount of the toothpaste being ejected , Toothbrush with built-in toothpaste refill. According to claim 1, The toothbrush module 320,
A first plate 321 including a plurality of first brushes 3211 inclined from the inside to the outside and
A toothbrush with a built-in toothpaste refill unit comprising a second plate 322 that is spaced apart from the first plate 321 and includes a plurality of second brushes 3221 inclined from the inside to the outside.

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