KR101050276B1 - Melody toothbrush - Google Patents

Abstract

PURPOSE: A melody toothbrush is provided to raise a right brushing habit for children by encouraging children to brush teeth for an appropriate time. CONSTITUTION: A head unit unites with a handle part. A receiving portion is prepared within the handle part. A sound output part includes a circuit board and a speaker, and outputs sound to outside. A housing is arranged within the receiving portion and receives the sound output part. The housing includes a projected play button in the external upper part, a receiving space having a stopping part in the inner side with an open lower part on the inside, a play terminal groove on the top of the receiving space and a play terminal installed at the play terminal groove.

Description

Melody toothbrush

The present invention relates to a melody toothbrush, and more particularly, in the melody toothbrush consisting of a handle portion, and a bristle is formed on one side of the head coupled to the handle portion, the receiving portion formed inside the handle portion, the circuit board and the speaker It includes a sound output unit for outputting the sound to the outside, and a housing disposed in the housing to accommodate the sound output unit.

It is often said that the 3, 3 and 3 method of brushing 3 times a day, within 3 minutes after a meal, and for 3 minutes is good for dental health.

On the other hand, adults brush their teeth because they recognize the importance of interpersonal and dental health, but most children don't like brushing their teeth, while children who eat sweet foods have tooth decay due to bad tooth brushing habits. Very often it hurts.

In addition, most of the curious and bored kids do not have the right brushing habits and lack the time concept, so they tend to finish brushing in a short time, which has not helped with dental health.

For this reason, various types of toothbrushes have been proposed to improve wrong brushing habits. Recently, as electronic components have been miniaturized, devices such as electric toothbrushes, light emitting toothbrushes and toothbrushes for reproducing music have been proposed.

However, the conventional toothbrush not only does not give an active stimulus to curious children, but also get tired of brushing the teeth there is a problem that can not learn the correct brushing habits.

For the same reason as above, functional toothbrushes incorporating melodic functions in conventional toothbrushes are well represented in Utility Model Registration No. 20-0179686 (name: toothbrush with melody device) and 20-0296418 (name: toothbrush).

Toothbrush having a melody function has a melody function that can stimulate children's curiosity, but there is a problem that can not easily function because it is not watertight in the waterproofing process.

As shown in Utility Model Registration No. 20-0179686 (Name: Toothbrush with Melody Device), when the switch that is not separately waterproofed is pressed by the user, the switch exposed to the housing and the upper end of the housing is Water leaks into the gap of the interlocking portion and contacts the circuit of the internal melody generating unit, preventing its function.

In addition, in brushing, a lot of load is applied to the handle portion, which is a load bearing portion, and the toothbrush is bent when a certain load or more is applied.

Therefore, the toothbrush which simply waterproofed the sound output unit with a single layer of sealing member, such as Utility Model Registration No. 20-0296418 (name: toothbrush), was sealed between the sealing member and the handle and the sealing member due to the repeated load applied during brushing. There is a disadvantage in that the airtightness between the switches is not maintained so that the functions cannot be easily performed.

For the above reason, foreign matter, dust or water penetrates into the inside, causing corrosion and contamination of the internal components.

Therefore, an object of the present invention is to solve such a conventional problem, suitably install a sound output unit having a melody function in the handle portion of the toothbrush, the melody rings for a certain time, the children during the appropriate time By encouraging children to brush their teeth, they provide a melody toothbrush to help children develop the right brushing habits.

In addition, the child's favorite character is formed in the handle portion, and the head and handle portion of the toothbrush is detachably combined to replace the character and melody, so that the melody that can easily stimulate the curiosity of the children who get tired easily To provide a toothbrush.

In addition, to provide a durable melody toothbrush through a number of watertight waterproof treatment.

The object is, according to the present invention, in the melody toothbrush, the handle portion; and the head portion coupled to the handle portion; and the receiving portion provided in the handle portion; and a circuit board and a speaker to provide sound outside And a housing disposed in the housing to accommodate the sound output unit, wherein the housing has a play button protruding from an outer upper end thereof, and a lower portion thereof opened in an inner side thereof. It is achieved by a melody toothbrush having a receiving space having a latching jaw, including a regeneration terminal groove formed on an upper surface of the accommodating space, and a regeneration terminal provided in the regeneration terminal groove.

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In addition, a melody toothbrush, a handle; a head portion coupled to the handle portion; an accommodating portion provided in the handle portion; and an audio output unit including a circuit board and a speaker to output sound; And a housing disposed in the accommodating part to accommodate the sound output part, wherein the housing includes an upper and a lower part of the housing having an accommodating space having a locking step formed on an inner side thereof, and the accommodating space of the accommodating space. And a cap including a cover coupled to an upper opening, a play button protruding from an upper surface of the cover, a play terminal groove formed on a bottom surface of the cover, and a play terminal installed in the play terminal groove. Characterized by the melody toothbrush.

In addition, the cap is preferably formed in the outer periphery of the cap cap projection protruding, the cap locking projection is in close contact with the lower end of the upper locking jaw in the housing.

In addition, the cap is preferably a cap coupling groove is formed between the inner circumference of the cover and the regeneration terminal groove, the cap defect groove is in close contact with the upper end of the upper jaw from the outside of the housing.

In addition, the handle portion is formed by vertically divided into the handle front portion and the handle rear portion, one of the play button hole of the size and shape corresponding to the play button is formed, the other is a plurality of sound in a position corresponding to the speaker It is preferable that the through hole is formed and waterproofed.

In addition, the accommodating portion may include a front portion seating recess formed in the handle front portion, and a rear portion seating recess formed in the handle rear portion so as to correspond thereto, and accommodate the housing.

In addition, one of the lower end of the head portion and the upper end of the handle portion is formed with a coupling protrusion and the other is preferably formed with a coupling groove.

According to the present invention, there is provided a melody toothbrush which allows the melody to ring for a certain time and induces the children to brush their teeth for an appropriate time, thereby creating a correct brushing habit for the children.

In addition, the child's favorite character is formed on the outer surface of the handle part, and the head and handle part of the toothbrush are separated and combined to form a structure that can replace the character and melody, thereby stimulating the curiosity of the children who get tired easily. A melody toothbrush is provided.

In addition, a durable melody toothbrush is provided through a number of watertight waterproofing treatments.

1 is a perspective view showing a combined state of the present invention melody toothbrush,
Figure 2 is an exploded perspective view of the present invention melody toothbrush handle,
3 is a cross-sectional view taken along line CC ′ of FIG. 1;
4 is a cross-sectional view taken along line AA ′ of FIG. 1;
5 is a cross-sectional view taken along line BB ′ of FIG. 2;
Figure 6 is an exploded perspective view according to a second embodiment of the housing of the present invention melody toothbrush,
7 is a cross-sectional view according to a second embodiment of a housing of the present invention melody toothbrush;
8 is an exploded perspective view according to a third embodiment of the housing of the present invention melody toothbrush,
9 is a cross-sectional view according to a third embodiment of a housing of the present invention melody toothbrush.

Prior to the description, in the various embodiments, components having the same configuration will be representatively described in the first embodiment using the same reference numerals, and in other embodiments, different configurations from the first embodiment will be described. do.

Hereinafter, a melody toothbrush according to a first embodiment of the present invention will be described in detail with reference to the accompanying drawings.

In the accompanying drawings, Figure 1 is a perspective view showing a coupling method of the head and the handle portion of the melody toothbrush of the present invention, Figure 2 is an exploded perspective view of the handle portion of the melody toothbrush of the present invention.

Melody toothbrush of the present invention as shown in the figure is composed of a head portion 100 of the upper, a handle portion 200 of the lower portion, the housing 300 and the sound output unit 400.

The head portion 100 has a bristle 102 is formed at the tip, the coupling projection 101 of the cylindrical shape is formed at the end.

The handle part 200 is formed to be vertically divided into the handle front part 210 and the handle rear part 220, and includes an accommodating part 230 therein.

A handle defect groove 211 is formed at an upper end and a lower end of the handle front part 210, and has a circular play button hole at a position corresponding to the play button 322 of the housing 300 accommodated in the accommodating part 230. 212 is penetrated.

Handle coupling protrusions 221 are formed at the upper and lower ends of the handle rear part 210, and a plurality of acoustic through holes 222 are formed at positions corresponding to the openings of the lower part of the housing 300 accommodated in the accommodating part 230. This is formed through.

In addition, the semi-cylindrical grooves formed in the vertical direction on the upper inner surface of the handle front portion 210 and the handle rear portion 220 are engaged with each other to form one cylindrical coupling groove 201, thereby providing the head 100. It is coupled with the engaging projection 101 of.

The accommodating portion 230 is formed on the inner surface of the handle front portion 210 and the front portion seating groove 231 formed in a circular shape outside the center of the play button hole 212 formed through, and the handle rear portion 220 inner surface It is formed on the plurality of through-holes 222 formed through the center includes a rear seating groove 232 formed in a circular shape on the outside.

The housing 300 is a material having a cylindrical elasticity, and has a cylindrical accommodating space in which a locking projection 311 protrudes inside the lower portion of the opening, and a regeneration terminal groove 323 is formed on an upper side of the accommodating space. It is formed in a circular shape, the circular regeneration terminal 324 is installed in the center of the upper surface of the regeneration terminal groove 323, the projection button 322 of the projection shape is formed in the center of the upper surface outside the housing 300. .

The sound output unit 400 includes a circular circuit board 401 having an input element 402 formed at a center of an upper end surface thereof, and a storage battery 403 provided at a lower end side thereof, and a lower portion of the circuit board 401. It is composed of a circular speaker 404 disposed.

The operation of the first embodiment of the melody toothbrush described above will now be described.

3 is a cross-sectional view taken along the line AA ′ of FIG. 1, and FIG. 4 is a cross-sectional view taken along the line CC ′ of FIG. 1.

As shown in the figure, the semi-cylindrical grooves formed in the vertical direction on the upper inner surface of the handle front portion 210 and the handle rear portion 220 are engaged with each other to form one cylindrical coupling groove 201. When the bristle 102 is worn by using the toothbrush, the coupling protrusion 101 of the head 100 is inserted to form a melody toothbrush. After the separation in the opposite direction to the insertion direction can be replaced with a new head 101.

In addition, the handle engaging groove 211 formed in the upper end and the lower end of the handle front part 210 and the handle engaging projection 221 formed in the upper and lower ends of the handle rear part 220 are combined to form the handle part 200. The coupling surface of the handle front portion 210 and the handle rear portion 220 is sealed by ultrasonic or laser welding.

The circuit board 401 has an input element 402 formed at the center of the upper surface of the circuit board 401 so as to face the regeneration terminal 324 inside the housing 300, and a storage battery 403 is mounted on the lower surface of the housing 300. The upper portion of the speaker 404 is accommodated at the upper end of the inner accommodating space, and the lower part of the circuit board 401 is located under the inner accommodating space of the housing 300. The melody is transmitted to the outside through the opening of the lower portion and the acoustic through hole 222, and the periphery of the lower end of the speaker of the sound output unit 400 is formed on the locking projection 311 protruding from the opening of the lower portion of the housing 300 having elasticity. Because it is elastically tight, it is watertightly sealed.

In addition, the projection-shaped play button 322 formed in the upper end of the housing 300 passes through the play button hole 212 of the handle front portion 210 and one end thereof protrudes through the handle front portion 210 to the outside. At the same time, the upper and lower surfaces of the housing 300 are in close contact with the front seating recess 231 and the rear seating recess 232 to be waterproofed.

In this case, the housing 300 in which the sound output unit 400 is accommodated therein is formed larger than a distance between the front seating recess 231 and the rear seating recess 232, and the front seating recess 231. When the assembly of the rear mounting groove 232 and the compression is preferably formed to be in close contact.

In addition, the position of the housing 300 is fixed for the above reason, while the position of the housing 300 is arbitrarily moved while the toothbrush is in use, the space between the housing 300 and the receiving unit 230 is prevented from opening, thereby improving waterproof performance.

On the other hand, as a known fact, the water has a surface tension to agglomerate by its own physical properties, and the acoustic through hole 222 formed at a position corresponding to the opening of the housing 300 to which the speaker 404 is exposed; The contacting water aggregates in the acoustic through hole 222 to form a water film and is waterproofed.

As described above, the water film formed by the water staying in the acoustic through hole 222 prevents foreign matter, dust, or water from penetrating into the inside. At this time, the water film minimizes the external transmission blocking of the sound generated from the inside to facilitate the transmission of the sound to the outside. Therefore, it flows to the outside without changing the size of the melody generated from the speaker 404, the foreign matter does not penetrate into the interior of the handle 200 can prevent corrosion and contamination of the internal components.

5 is a cross-sectional view taken along line B-B 'of FIG. 2.

As shown in the figure, when the user grabs the handle 200 in order to use the toothbrush, and presses the play button 322 exposed on the handle front portion 210, the play terminal of the upper surface inside the housing 300 The reproducing terminal 324 formed in the groove 323 moves toward the input element 402 on the upper end of the circuit board 401 in the sound output unit 400, and comes in contact with the signal, thereby inputting a melody. Is output from the speaker 404, the output melody flows to the outside along the acoustic through-hole 222 of the bottom.

In addition, the melody is played for an appropriate time so that the user knows the time to brush the teeth, so that they can develop the correct brushing habit.

Melody toothbrush of the present invention as described above to make the correct brushing habits, and can continuously stimulate the curiosity of children through a character formed on the outside of the replaceable handle portion 200, due to a number of waterproof treatment It is more durable than a melody toothbrush.

In addition, as shown in the drawing, the outer surface of the handle portion 200 can be applied to the animal or cartoon character children love, the shape of the outer surface of the handle portion 200, the user has grasped the handle portion 200 If it is formed to have a variety of shapes such as curves to feel comfortable.

Next, a melody toothbrush according to a second embodiment of the present invention will be described.

Of the accompanying drawings, Figure 6 is an exploded perspective view according to a second embodiment of the housing of the present invention melody toothbrush.

Housing 300a according to the second embodiment of the present invention melody toothbrush as shown in the drawings is composed of a body 310 and the cap 320a, the body and the cap 320a is integrally It differs from the housing 300 of the first embodiment that is constructed.

The body 310 has a receiving space having an upper and lower openings formed therein, and a locking jaw 311 is formed to protrude into an opening of the upper and lower portions of the receiving space.

The cap 320a is formed of an elastic material, and has a flat cylindrical cover 321, a protruding play button 322 protruding from the center of the top surface of the cover 321, and the cover 321. A circular regeneration terminal groove 323 formed at the center of the bottom surface of the bottom surface, a circular regeneration terminal 324 formed at the center of the upper surface of the regeneration terminal groove 323, and an outer circumference of the cover 321. Cap protrusion 325 is formed to protrude.

The operation of the second embodiment of the melody toothbrush described above will now be described.

7 is a cross-sectional view according to a second embodiment of a housing of the present invention melody toothbrush.

As shown in the figure, the locking jaw 311 protruding from the upper end of the body 310 and the cap locking jaw 325 protruding from the outer periphery of the cover 321 inserted into the receiving space are engaged with each other. The outer circumference of the cap locking jaw 325 is in close contact with the inner surface of the body 310 at the inner side of the body 310, and the upper surface of the cap locking jaw 325 is caught by the cover 321. The lower surface of the jaw 311 is in close contact with the cap 320a at the upper end of the receiving space of the body 310. At this time, while the cap 320a and the sound output unit 400 are accommodated in the receiving space of the body 310, the lower end of the speaker 404 is in close contact with the lower end of the body 310 and waterproof. do.

As described above, the housing 300a in which the sound output unit 400 is accommodated therein is fixed to the front seating recess 231 and the rear seating recess 232 of the handle part 200, respectively, and the cap 320a. The upper play button 322 passes through the play button hole 212 formed through the handle front part 210 and is exposed to the outside at one end thereof.

In this case, the thickness of the cap 320a is greater than the distance between the front seating groove 231 and the body 310 and the received circuit board 401, the front seating groove 231 and the rear seating groove. Since the 232 is compressed and tightly stored, the waterproof performance is improved.

The other configuration and operation of the melody toothbrush of the present invention are the same as those of the first embodiment and thus will be omitted.

Next, a melody toothbrush according to a third embodiment of the present invention will be described.

Of the accompanying drawings, Figure 8 is an exploded perspective view according to a third embodiment of the housing of the present invention melody toothbrush.

The housing 300b according to the third embodiment of the present invention melody toothbrush as shown in the drawings is provided with a stretchable material, and includes a cover 321, a play button 322, a play terminal groove 323, and a play. The second embodiment in that the cap 320b having the terminal 324 includes a cap coupling groove 326 formed in a circular shape between the regeneration terminal groove 323 and the inner circumference of the bottom surface of the cover 321. It differs from the example.

The operation of the third embodiment of the melody toothbrush described above will now be described.

9 is a cross-sectional view according to a third embodiment of a housing of the present invention melody toothbrush.

As shown in the figure, in the state in which the cap 320b is disposed on the upper side of the body 310, the inner surface and the upper surface of the cap coupling groove 326 formed on the lower surface of the cover 321, the body The outer surface and the upper surface of the locking step 311 formed on the top of the 310 is tightly coupled. At this time, while the sound output unit 400 is accommodated in the receiving space of the body 310, the lower end engaging jaw 311 of the body 310 is in close contact with the lower end of the speaker 404 is waterproofed.

As described above, the housing 300b in which the sound output unit 400 is accommodated is fixed to the front seating recess 231 and the rear seating recess 232 of the handle 200, respectively, and the top of the cap 320b. The play button 322 of the penetrating through the play button hole 212 formed through the front portion 210 of the handle is exposed to the outside.

At this time, the cap 320b is formed larger than the distance between the front seating groove 231 and the body 310, is compressed and tightly received when assembling the front seating groove 231 and the rear seating groove 232 Therefore, the waterproof performance is improved.

The other configuration and operation of the melody toothbrush of the present invention are the same as those of the first embodiment and thus will be omitted.

The scope of the present invention is not limited to the above-described embodiments but may be implemented in various forms of embodiments within the scope of the appended patents. Without departing from the gist of the invention as claimed in the patent scope, those skilled in the art to which the invention pertains are considered to be within the scope of the claims described in the present invention to various extents that can be modified.

100: head 101: engaging projection 102: brush head
200: handle portion 201: coupling groove
210: handle front portion 211: handle coupling groove 212: play button hole
220: handle rear portion 221: handle coupling protrusion 222: sound through hole
230: storage unit 231: front mounting groove 232: rear mounting groove
300,300a, 300b: housing
310: body 311: locking jaw
320a, 320b: Cap 321: Cover 322: Play Button
323: playback terminal home 324: playback terminal
325: cap locking jaw 326: cap coupling groove
400: sound output unit 401: circuit board 402: input element
403: battery 404: speaker

Claims (8)

delete Melody toothbrush,
Handle portion;
A head coupled with the handle;
An accommodation part provided in the handle part;
A sound output unit including a circuit board and a speaker to output sound to the outside;
And a housing disposed in the accommodation part to receive the sound output part.
The housing is provided with a protruding button protruding from the outer upper surface, the lower portion of the housing has a receiving space formed on the inner side of the housing and a locking jaw formed on the inner surface thereof, and a reproducing terminal groove formed on the upper surface of the receiving space; Melody toothbrush comprising a regeneration terminal is installed in the groove.
Melody toothbrush,
Handle portion;
A head coupled with the handle;
An accommodation part provided in the handle part;
A sound output unit including a circuit board and a speaker to output sound to the outside;
And a housing disposed in the accommodation part to receive the sound output part.
The housing includes a body having a receiving space having an upper and a lower part opened therein and having a locking step formed therein, a cover coupled to an upper opening of the receiving space, a play button protruding from an upper surface of the cover, Melody toothbrush comprising a cap including a regeneration terminal groove formed on the bottom surface of the cover, and a regeneration terminal provided in the regeneration terminal groove.
The method of claim 3, wherein
The cap is a melody toothbrush, characterized in that the cap locking jaw is formed protruding on the outer periphery of the cover, the cap locking jaw is in close contact with the bottom of the upper locking jaw in the housing.
The method of claim 3, wherein
The cap is a melody toothbrush, characterized in that the cap coupling groove is formed between the inner circumference of the cover and the regeneration terminal groove, the cap defect groove is in close contact with the upper end of the upper jaw from the outside of the housing.

The method according to any one of claims 2 to 5,
The handle portion is vertically divided into a handle front portion and a handle rear portion, and a play button hole having a size and shape corresponding to the play button is formed in one, and a plurality of sound through holes in a position corresponding to the speaker in the other. Melody toothbrush, characterized in that formed and waterproof.
The method of claim 6,
The accommodating part includes a front portion seating groove formed inside the front portion of the handle and a rear portion seating recess formed inside the rear portion of the handle so as to correspond to the melody toothbrush.

The method of claim 7, wherein
Melody toothbrush, characterized in that the coupling protrusion is formed on one of the lower end of the head and the upper end of the handle portion and the coupling groove is formed on the other.

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