KR20230038921A - toothbrush with toothpaste - Google Patents

Abstract

The present invention relates to a toothbrush that dispenses toothpaste, which consists of a toothbrush and toothpaste all in one, eliminating the inconvenience of having to squeeze out the toothpaste one by one when using a disposable or household toothbrush, and significantly reducing the amount of disposable waste thrown away after brushing teeth, thereby reducing household waste. In particular, the toothbrush has a main composition by including a toothpaste supply unit (10), a transfer passage (20), and a nozzle valve (30) which allows the toothpaste to be evenly applied to all teeth since a structure has been improved to continuously supply a certain amount of toothpaste during a brushing process.

Description

Toothbrush with toothpaste {toothbrush with toothpaste}

The present invention relates to a toothbrush with toothpaste, and more specifically, the toothbrush and the toothpaste are integrally configured to solve the troublesome disadvantage of having to squeeze out the toothpaste individually when using a disposable or household toothbrush, and significantly reduce the amount of disposable garbage discarded after brushing teeth. The present invention relates to a toothpaste toothbrush capable of minimizing environmental pollution caused by household waste, and in particular, having a structure improved to continuously supply a certain amount of toothpaste during the toothbrushing process to evenly apply toothpaste to the entire tooth.

A toothbrush is an oral hygiene tool used to brush teeth together with toothpaste. It consists of bristles made of nylon and handles made of acrylic resin. Electric toothbrushes that vibrate are widely used.

Although technology development of such a toothbrush is steadily being made, since a toothbrush and toothpaste must be separately prepared, there is a hassle to prepare together when traveling.

Accordingly, in the conventionally disclosed Patent Publication No. 10-2020-0072691, a toothbrush handle formed in a bar shape to be held by hand, a brush planting part in which bristles are planted at the front end of the toothbrush handle, and the brush planting part are in contact with the gums and teeth. a toothpaste tank for forming a toothpaste storage space in which toothpaste is stored in the toothbrush handle, a toothpaste pumping means for pressurizing the toothpaste stored in the toothpaste tank to the toothbrush handle, and the brush A toothpaste discharge hole forming an outlet for inducing toothpaste discharge into a microfiber brush formed by microfiber toothbrush bristles in the planting part, and a toothpaste valve provided to open and close according to the user's operation in the brush planting part. A technology has been previously proposed. .

However, in the prior art, toothpaste is supplied from the toothbrush itself without carrying toothpaste, so that toothbrushing can be done conveniently during business trips such as travel, but the toothpaste valve that opens and closes the toothpaste discharge hole is exposed to the outside, causing injury to the mouth during brushing. Or, due to the interference of the toothpaste valve, it is not possible to clean every corner of the teeth, and toothpaste is not evenly supplied to the entire tooth because toothbrushing is performed in a state in which all toothpaste is initially applied.

KR 10-2020-0072691 A (2020.06.23.)

Accordingly, the present invention has been conceived to solve the above problems, and a disposable toothbrush and toothpaste are integrally configured to solve the cumbersome disadvantage of toothpaste having to be squeezed out one by one, and to significantly reduce the amount of disposable garbage discarded after brushing teeth to be disposed of as household garbage. It is an object of the present invention to provide a toothbrush with toothpaste that can minimize environmental pollution caused by the toothpaste, and in particular, can be structured to continuously supply a certain amount of toothpaste during the toothbrushing process to evenly apply toothpaste to the entire tooth.

Characteristics of the present invention to achieve this object, the toothpaste supply unit 10 provided in the toothbrush handle (1); A transfer passage 20 having one end connected to the toothpaste supply part 10 and the other end extending to the toothbrush head part 2 to form a discharge port 22 open toward the bristles 3; and a nozzle valve 30 installed at the outlet 22 and provided to control the one-way movement of the toothpaste by an opening and closing operation.

At this time, the toothpaste supply unit 10 is installed inside the toothbrush handle 1 and protrudes outward from the toothpaste tank 12 in which toothpaste is stored, and pressurizes the toothpaste tank 12. It includes a pressing piece 14 provided, and when the toothpaste tank 12 is pressurized using the pressing piece 14, the pressure inside the toothpaste tank 12 rises and the toothpaste is transported along the transfer passage 20 It is characterized in that it is provided so as to be discharged to the nozzle valve 30 side.

In addition, the toothpaste supply unit 10 is formed to communicate with the transfer passage 20 at the end of the toothbrush handle 1 and is provided with a fastening portion 16 to which the toothpaste cartridge 4 is detachable, and the toothpaste cartridge 4 ) is pressurized, the toothpaste is pressurized along the transfer passage 20 and is characterized in that it is provided so that it is discharged toward the nozzle valve 30 side.

In addition, the nozzle valve 30 has an elastic membrane 30a installed to close the discharge port 22 and an elastic membrane 30a that is cut to allow movement of the toothpaste while a gap is widened when a predetermined pressure is applied to the elastic membrane 30a. It includes an opening 30b.

In addition, the nozzle valve 30 is inserted into the discharge passage 22a formed radially intaglio on the outer circumferential surface of the discharge port 22 and the discharge port 22, and one end is engaged with the inner end of the discharge port 22. (31a) is formed, and an elastic stopper 32 that is extended and formed at the other end of the elastic shaft 31 and elastically closes the discharge port 22 and the discharge passage 22a, When the toothpaste is pressurized along the transfer path 20 and the internal pressure of the transfer path 20 rises, the elastic stopper 32 is elastically deformed and the discharge path 22a is opened to discharge the toothpaste. When the internal pressure is lowered, the elastic stopper 32 is elastically deformed to its original position and is characterized in that it is provided to close the discharge passage 22a.

In addition, the nozzle valve 30 is inserted into the discharge port 22, and a fixed shaft 33 having a hooking piece 33a formed such that one end is engaged with the inner end of the discharge port 22, and the fixed shaft 33 The first discharge hole 34 penetrates through the center and communicates with the transfer passage 20 and has a conical first inclined hole 34a formed at the outer end, and is inserted into the first discharge hole 34, one end of which is A hook 35b is formed to engage and bind to the inner end of the first discharge hole 34, and a first inclined stopper 35a that opens and closes the first discharge hole 34 by engaging with the first inclined hole 34a at the other end. An elastic cylinder extending between the installed first elastic valve core 35 and the fixed shaft 33 and extending between the bristles 3, and having a compression chamber 36a communicating with the first discharge hole 34 formed therein. (36), and a second discharge hole (37) passing through the end of the elastic cylinder (36) to communicate with the compression chamber (36a) and having a pair of conical second inclined holes (37a) formed at both ends; A second elastic valve core (38) inserted into the discharge hole (37) and provided with second inclined plugs (38a) that open and close the second discharge hole (37) by engaging with a pair of second inclined holes (37a) at both ends. ), and when brushing is performed while moving the toothbrush head 2, when the elastic cylinder 36 is pressed and bent in the direction opposite to the moving direction of the toothbrush head 2, the space of the compression chamber 36a While contracting, the internal pressure rises, and the second inclined plug 38a is opened while the first discharge hole 34 is closed by the first inclined plug 35a, and the toothpaste accommodated in the compression chamber 36a is discharged into the second inclined plug 35a. It is discharged through the discharge hole 37, and then, when the elastic cylinder 36 is elastically restored to a straight state, the space of the compression chamber 36a is expanded to its original state and the internal pressure is lowered, and a suction force is generated to form a second discharge hole ( 37) is closed by the second inclined stopper 38a, and the first inclined stopper 35a is opened so that toothpaste is filled into the compression chamber 36a through the first discharge hole 34. to be

According to the above configuration and operation, the present invention is configured to integrate a disposable toothbrush and toothpaste to solve the cumbersome disadvantage of having to squeeze toothpaste one by one, and to significantly reduce the amount of disposable garbage discarded after brushing teeth, thereby minimizing environmental pollution caused by household garbage. In particular, the structure is improved to continuously supply a certain amount of toothpaste during the toothbrushing process, so that the toothpaste can be evenly applied to the entire tooth.

1 is a configuration diagram showing a toothbrush out of toothpaste according to an embodiment of the present invention.
Figure 2 is a block diagram showing a toothbrush out toothpaste according to another embodiment of the present invention.
3 to 5 are diagrams showing a nozzle valve of a toothbrush coming out of toothpaste according to an embodiment of the present invention.
Figure 6 is a configuration diagram showing the operating state of Figure 5;

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. In addition, in the description of the present invention, if it is determined that the related known function may unnecessarily obscure the subject matter of the present invention as an obvious matter to those skilled in the art, the detailed description thereof will be omitted.

1 is a configuration diagram showing a toothbrush with toothpaste coming out according to an embodiment of the present invention, Figure 2 is a configuration diagram showing a toothbrush with toothpaste coming out according to another embodiment of the present invention, Figures 3 to 5 are one of the present invention It is a configuration diagram showing a nozzle valve of a toothbrush coming out of toothpaste according to an embodiment, and FIG. 6 is a configuration diagram showing an operating state of FIG. 5 .

The present invention relates to a toothbrush with toothpaste, which integrates a disposable toothbrush and toothpaste to eliminate the cumbersome disadvantage of having to squeeze out toothpaste individually, and to significantly reduce the amount of disposable garbage discarded after brushing teeth, thereby minimizing environmental pollution caused by household waste. In particular, the structure is improved to continuously supply a certain amount of toothpaste during the tooth brushing process, including the toothpaste supply unit 10, the transfer passage 20, and the nozzle valve 30 so that the toothpaste can be evenly applied to the entire tooth make it the main component.

The toothpaste supply unit 10 according to the present invention is provided in the toothbrush handle 1.

The toothpaste supply unit 10 is formed in a type in which toothpaste is stored in the toothbrush handle 1 or is provided to detachably apply a commercially available toothpaste cartridge. See the description of FIG. 2 to FIG.

In FIG. 1, the toothpaste supply unit 10 is installed inside the toothbrush handle 1 and protrudes outward from the toothpaste tank 12 in which toothpaste is stored, and the toothpaste tank 12 It includes a pressing piece 14 provided to press.

In addition, when the toothpaste tank 12 is pressurized using the pressing piece 14, the internal pressure of the toothpaste tank 12 rises and the toothpaste is pressurized along the transfer passage 20 and is provided to be discharged toward the nozzle valve 30. do.

In FIG. 2, the toothpaste supply unit 10 is formed to communicate with the transfer passage 20 at the end of the toothbrush handle 1 as shown in FIG. 2 (b), as shown in FIG. 2 (b), the end of the toothbrush handle 1 is formed to communicate with the transfer passage 20, and the toothpaste cartridge 4 is detachably attached to the fastening portion 16 and the end of the toothbrush handle 1 It is installed on, and includes a toothpaste tank cover 18 provided to surround the toothpaste cartridge 4 coupled to the fastening portion 16.

At this time, the fastening part 16 is provided to be coupled with the inlet of the toothpaste cartridge 4 in a screw type or one-touch hook type.

And, when the toothpaste cartridge 4 is pressed, the toothpaste is pressure-transported along the transport passage 20 and is provided to be discharged toward the nozzle valve 30.

In addition, the transfer passage 20 according to the present invention has one end connected to the toothpaste supply part 10 and the other end extending to the toothbrush head part 2 to form a discharge port 22 open to the bristles 3 side. .

The transfer passage 20 is configured to transfer the toothpaste supplied through the toothpaste supply unit 10 to the bristles 3, and is integrally molded when the toothbrush handle 1 is injection-molded.

In addition, the nozzle valve 30 according to the present invention is installed in the outlet 22 and is provided to control the one-way movement of the toothpaste by opening and closing.

In FIG. 3, the nozzle valve 30 has an elastic membrane 30a installed to close the outlet 22, and the elastic membrane 30a is cut so that when a predetermined pressure is applied, a gap widens to allow toothpaste movement. It includes an elastic opening (30b) to do.

Accordingly, when the toothpaste is pressurized along the transfer passage 20 and the pressure inside the transfer passage 20 rises, the elastic opening 30b is elastically opened and toothpaste is supplied, and the pressure inside the transfer passage 20 is low. The toothpaste contained in the transfer passage 20 is safely protected from external contaminants by being closed by the elastic restoring force of the elastic opening 30b.

In FIG. 4, the nozzle valve 30 is inserted into the discharge passage 22a formed radially and engraved on the outer circumferential surface of the discharge port 22 and the discharge port 22, so that one end is engaged with the inner end of the discharge port 22. It includes an elastic shaft 31 on which the locking piece 31a is formed, and an elastic stopper 32 that is extended and formed at the other end of the elastic shaft 31 and elastically closes the discharge port 22 and the discharge passage 22a. .

When the toothpaste is pressurized along the transfer path 20 and the pressure inside the transfer path 20 rises, the elastic stopper 32 is elastically deformed as shown in FIG. 4 (b) and the discharge path 22a is opened to discharge toothpaste do.

And, when the internal pressure of the transfer passage 20 is lowered, as shown in FIG. ) The toothpaste contained in is safely protected.

In FIG. 5, the nozzle valve 30 is inserted into the discharge port 22, and a fixed shaft 33 having an engaging piece 33a formed so that one end is engaged with the inner end of the discharge port 22, and a fixed shaft ( 33) A first discharge hole 34 having a conical first inclined hole 34a formed at an outer end thereof passing through the center and communicating with the transfer passage 20, and inserted into the first discharge hole 34, once A hook 35b is formed to be engaged with the inner end of the first discharge hole 34, and the other end of the first inclined stopper 35a engages with the first inclined hole 34a to open and close the first discharge hole 34. ) Is connected to the first elastic valve core 35 and the fixed shaft 33 to which the compression chamber 36a is formed, which extends between the bristles 3 and communicates with the first discharge hole 34 therein. A second discharge hole 37 passing through the elastic cylinder 36 and communicating with the compression chamber 36a at the end of the elastic cylinder 36 and having a pair of conical second inclined holes 37a formed at both ends; A second elastic valve core material inserted into the second discharge hole 37 and provided with second inclined stoppers 38a that open and close the second discharge hole 37 by engaging with a pair of second inclined holes 37a at both ends. (38).

Here, the fixed shaft 33 and the elastic cylinder 36 are preferably formed of an antibacterial elastic material including antibacterial rubber and antibacterial silicone, and when the elastic cylinder 36 is curved by an external force, the compression chamber ( 36a) It is provided so that the inner area is reduced.

In operation, as shown in FIG. 6 (a), when brushing teeth while moving the toothbrush head 2, when the elastic cylinder 36 is pressed and bent in the opposite direction to the moving direction of the toothbrush head 2, As the space of the compression chamber 36a is reduced, the internal pressure rises, and the second inclined stopper 38a is opened to open the compression chamber 36a while the first discharge hole 34 is closed by the first inclined stopper 35a. ) Toothpaste accommodated in is discharged through the second discharge hole (37).

Then, when the elastic cylinder 36 is elastically restored to a straight state, as shown in FIG. In the closed state by the second inclined stopper 38a, the first inclined stopper 35a is opened so that the toothpaste is filled into the compression chamber 36a through the first discharge hole 34.

In addition, while brushing your teeth, while repeating the bending and returning deformation of the elastic cylinder 36 described in FIGS. Therefore, the toothpaste is evenly applied to the entire tooth, and contaminants flow backward into the transfer passage 20 to prevent contamination of the toothpaste.

On the other hand, when applying the nozzle valve 30 including the elastic cylinder 36, it is preferable to use a liquid toothpaste with low viscosity.

As described above, the most preferred embodiment of the present invention has been described in the detailed description of the present invention, but various modifications may be made within a range that does not depart from the technical scope of the present invention. Therefore, the scope of protection of the present invention should not be limited to the above embodiments, but the scope of protection should be recognized from the techniques of the claims to be described later and from these techniques to equivalent technical means.

10: toothpaste supply unit 20: transfer path
30: nozzle valve

Claims (7)

Toothpaste supply unit 10 provided in the toothbrush handle unit 1;
A transfer passage 20 having one end connected to the toothpaste supply part 10 and the other end extending to the toothbrush head part 2 to form a discharge port 22 open toward the bristles 3; and
Toothpaste coming out toothbrush comprising a; nozzle valve 30 installed in the discharge port 22 and provided to control the one-way movement of toothpaste by an opening and closing operation.
According to claim 1,
The toothpaste supply unit 10,
A toothpaste tank 12 installed inside the toothbrush handle 1 to store toothpaste,
It protrudes outward from the toothbrush handle 1 and includes a pressing piece 14 provided to press the toothpaste tank 12,
When the toothpaste tank 12 is pressurized using the pressing piece 14, the internal pressure of the toothpaste tank 12 rises and the toothpaste is pressurized along the transfer passage 20 and is provided to be discharged to the nozzle valve 30 side. A toothbrush featuring toothpaste.
According to claim 1,
The toothpaste supply part 10 is formed to communicate with the transfer passage 20 at the end of the toothbrush handle part 1 and is provided with a fastening part 16 to which the toothpaste cartridge 4 is attached and detached,
When the toothpaste cartridge (4) is pressed, the toothpaste is pressurized along the transfer passage (20) and is discharged toward the nozzle valve (30).
According to claim 3,
Toothpaste coming out toothbrush, characterized in that the fastening portion 16 is provided to be coupled with the inlet of the toothpaste cartridge (4) in a screw type or one-touch hook method.
According to any one of claims 1 to 3,
The nozzle valve 30 includes an elastic membrane 30a installed to close the discharge port 22,
Toothpaste coming out of the toothbrush, characterized in that it includes an elastic opening (30b) that is cut into the elastic membrane (30a) and allows toothpaste to move while a gap is widened when a predetermined pressure is applied.
According to any one of claims 1 to 3,
The nozzle valve 30,
A discharge passage 22a formed radially intaglio on the outer circumferential surface of the discharge port 22;
An elastic shaft 31 inserted into the discharge port 22 and having a hooking piece 31a formed so that one end is engaged with the inner end of the discharge port 22;
The elastic shaft 31 includes an elastic stopper 32 extending and formed at the other end and elastically closing the discharge port 22 and the discharge passage 22a,
When the toothpaste is pressurized along the transfer path 20 and the internal pressure of the transfer path 20 rises, the elastic stopper 32 is elastically deformed and the discharge path 22a is opened to discharge the toothpaste. ) When the internal pressure is lowered, the elastic stopper 32 is elastically deformed to its original position and the discharge passage 22a is closed.
According to any one of claims 1 to 3,
The nozzle valve 30,
A fixing shaft 33 inserted into the discharge port 22 and having a hooking piece 33a formed so that one end is engaged with the inner end of the discharge port 22;
A first discharge hole 34 that passes through the center of the fixed shaft 33 and communicates with the transfer passage 20 and has a conical first inclined hole 34a formed at an outer end thereof;
Inserted into the first discharge hole 34, a hook 35b is formed so that one end is engaged with the inner end of the first discharge hole 34, and the other end is engaged with the first inclined hole 34a to form the first discharge hole. A first elastic valve core 35 in which a first inclined stopper 35a for opening and closing the 34 is installed;
An elastic cylinder 36 connected to the fixed shaft 33, extending between the bristles 3, and having a compression chamber 36a communicating with the first discharge hole 34 formed therein;
A second discharge hole 37 passing through the end of the elastic cylinder 36 to communicate with the compression chamber 36a and having a pair of conical second inclined holes 37a formed at both ends;
A second elastic valve core material inserted into the second discharge hole 37 and provided with second inclined stoppers 38a that open and close the second discharge hole 37 by engaging with a pair of second inclined holes 37a at both ends. (38),
When brushing teeth while moving the toothbrush head 2, when the elastic cylinder 36 is pressurized and bent in the opposite direction to the moving direction of the toothbrush head 2, the space of the compression chamber 36a is reduced and the internal pressure is reduced. rises, and the second inclined stopper 38a is opened while the first discharge hole 34 is closed by the first inclined stopper 35a, and the toothpaste accommodated in the compression chamber 36a passes through the second discharge hole 37 discharged through
Thereafter, when the elastic cylinder 36 is elastically restored to a straight state, the space of the compression chamber 36a expands to its original state and when the internal pressure decreases, a suction force is generated so that the second discharge hole 37 opens the second inclined stopper 38a. The toothpaste comes out toothbrush, characterized in that provided that the first inclined stopper (35a) is opened in a closed state by the toothpaste is filled into the compression chamber (36a) through the first discharge hole (34).

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