WO2010127629A1

WO2010127629A1 - Cold light wave whitening toothbrush

Info

Publication number: WO2010127629A1
Application number: PCT/CN2010/072494
Authority: WO
Inventors: 陈崧
Original assignee: 苏州维蒂卡科技有限公司
Priority date: 2009-05-07
Filing date: 2010-05-06
Publication date: 2010-11-11
Also published as: CN201468419U

Abstract

A cold light wave whitening toothbrush comprises a brush handle (1) and a brush head (3) with bristles (2). A light-emitting diode (LED) (4) is provided on the surface of the brush head (3) at which bristles (2) are mounted. The whitening toothbrush further comprises a battery (5) assembled in the brush handle (1) and a switch (6) installed on a surface of the brush handle (1). The LED (4) is electrically connected with the battery (5) and the switch (6) through an electric conductor (8) tightly embedded between the brush head (3) and the brush handle (1).

Description

Cold light wave whitening toothbrush

Technical field

The utility model relates to a cold light wave whitening toothbrush.

Background technique

In today's society, Stomatology aesthetics has been widely accepted and made great progress, and products related to oral hygiene and tooth whitening care are endless. For example, toothpaste and gel that whiten the teeth, but this whitening toothpaste or gel must be used with cold light whitening instruments or braces, and the whitening effect of the teeth will be obvious. Because the optical irradiation of a specific spectrum can activate the whitening toothpaste or the urea peroxide (hydrogen) component in the gel to photochemically react, Accelerate the whitening component to generate more free oxygen ions. The oxygen ions penetrate deep into the teeth and combine with the pigment molecules in the discolored teeth to rapidly decompose and decompose, thereby removing the pigment molecules in the decomposition products and gradually whitening the teeth. ,Brighten. Therefore, the cold-light tooth whitening technology is widely used in dentistry at home and abroad, and the effect is remarkable. However, the expensive beauty cost has made many consumers discouraged.

Summary of the invention

The utility model aims to provide a cold light wave whitening toothbrush, which has the advantages of simple structure and low cost, so that the consumer does not need to enter the expensive dental beauty institutions, and can perform phototherapy and light whitening on the teeth while brushing teeth.

The technical solution of the present invention is: a cold light wave whitening toothbrush, comprising a brush handle and a brush head with a bristles, the brush head is provided with a light emitting diode on a surface of the mounting bristles, and the whitening toothbrush is further provided with a handle a battery inside and a switch mounted on the surface of the handle, the LED being electrically connected to the battery and the switch by sealing an electrical conductor embedded between the brush head and the handle.

A further technical solution of the present invention is: a cold light wave whitening toothbrush comprising a brush handle and a brush head equipped with a bristles, the brush head being provided with at least one light emitting diode having a specific spectrum on the surface of the mounting bristles, the whitening toothbrush There is also a battery installed in the handle and a switch mounted on the surface of the handle. The light-emitting diode is electrically connected to the battery and the switch through a conductor embedded between the brush head and the handle, and the LED is powered by the battery. The power supply is turned off by the switch.

The circuit electrically connected to the light-emitting diode is further provided with a boosting circuit unit located in the handle, which can boost the lower output voltage of the battery to drive the light-emitting diode, thereby reducing the number of batteries used and reducing the battery Take up the volume.

a hollow receiving cavity is disposed in the handle, the battery, the switch and the boosting circuit unit are located in the accommodating cavity, and the accommodating cavity wall is provided with an opening exposing the switch, and the handle is open at the opening The outer wall of the cavity wall is provided with a soft rubber portion, and the user presses the soft rubber portion at the opening with a finger to operate the switch in the soft rubber portion, and the hand is soft on the one hand and waterproof on the other hand. The conductive body is two metal conductive sheets which are respectively connected and fixed to the two ends of the light emitting diode, and the other end of the metal conductive sheet is located at an end of the accommodating cavity near the brush head, and the accommodating cavity is further accommodated therein. a circuit rack, the battery, the switch and the boosting circuit unit are fixed on the circuit assembly, and the circuit assembly is fixed at one end of the brush head with two conductive springs respectively electrically connected to the positive pole and the negative pole of the battery. The tail of the circuit assembly frame has a battery mounting slot, and the two ends of the battery mounting slot are respectively provided with positive and negative elastic pieces, and the switch and the boosting circuit of the positive electrode spring are connected in series between the positive electrode elastic piece and a conductive spring, and the negative electrode elastic piece The other end of the two conductive springs are in elastic contact with the other ends of the two metal conductive sheets. The handle comprises an axial spiral sleeve forming an upper section and a tail section of the accommodating cavity, and the circuit assembly rack is detachably fixed to the upper section, and the battery is loaded into the circuit after the tail section is removed from the upper section knob. Remove the battery in the battery mounting slot or remove the battery from the battery mounting slot. In the event of a circuit failure, the circuit pack can also be removed from the upper section to facilitate inspection and replacement of faulty components on the circuit pack. A sealing ring is arranged between the connecting portion of the upper section and the trailing end to prevent water from flowing into the accommodating cavity from outside the handle, causing a malfunction.

The whitening toothbrush is provided with a groove for accommodating the electric conductor on the back surface, and the groove is filled with a soft rubber portion sealed and coated on the outside of the conductive body, and the soft rubber portion gives the user a good touch feeling while being waterproof. At the time of manufacture, the hard plastic body of the toothbrush is injection molded together with the light emitting diode and the metal conductive sheet (you can also injection mold the hard plastic body of the toothbrush, then install the light emitting diode and the metal conductive sheet), and finally mold the injection. The soft rubber portion at the opening of the cavity and the soft rubber portion at the back.

The switch is installed in the middle of the handle to facilitate the user to press the switch. The battery is mounted at the end of the handle to facilitate loading and unloading of the battery. The light emitting diode is located in the middle of the brush head, and when the tooth is brushed, the light emitted by the light emitting diode can be irradiated on the tooth.

The advantages of the utility model are:

1. The utility model applies the cold-light tooth whitening technology currently used in the dental hospital to the toothbrush, so that the consumer does not need to enter the expensive dental cosmetic institutions, and can perform phototherapy and light whitening on the teeth while brushing the teeth.

2. The utility model has the advantages of simple structure and low cost, and can be applied not only to an ordinary toothbrush but also to an electric toothbrush.

3. The utility model is provided with a boosting circuit in the circuit of the cold light emitting diode circuit, which can increase the voltage outputted by the battery, and the light emitting diode is activated by the original battery starting from at least two batteries or having to use more than 3 volts to start the current use. A normal battery (1.5 volts) can be started, reducing the battery footprint, reducing the cost of use and facilitating battery replacement.

DRAWINGS

Figure 1 is a schematic structural view of a specific embodiment of the present invention (bristles not shown);

Figure 2 is a cross-sectional view taken along line A-A of Figure 1 (bristles not shown);

3 is a schematic structural view of still another embodiment of the present invention.

Where: 1 handle; 2 bristles; 3 brush head; 4 light-emitting diodes; 5 batteries; 6 switches; 7 booster circuit unit; 8 conductors; 9 accommodating chambers; 10 openings; 11 soft rubber parts; ; 13 conductive spring; 14 upper section; 15 tail section; 16 sealing ring; 17 soft rubber part.

detailed description

The present invention will be further described below in conjunction with the accompanying drawings and embodiments:

Example:

First specific embodiment:

As shown in FIG. 1 and FIG. 2, a cold light wave whitening toothbrush comprises a handle 1 and a brush head 3 (the bristles are not shown) equipped with bristles 2, and the brush head 3 is provided on the surface of the mounting bristles 2 There are two light-emitting diodes 4 arranged separately, and the whitening toothbrush further comprises a battery 5 mounted in the handle 1 and a switch 6 mounted on the surface of the handle 1, the light-emitting diode 4 being embedded in the brush head 3 by a seal and The electric conductor 8 between the handles 1 is electrically connected to the battery 5 and the switch 6. The switch 6 is a push-type switch, and after being pressed and connected, the switch is turned off again.

The circuit 5 electrically connected to the light-emitting diode 4 is further provided with a boosting circuit unit 7 located in the handle 1, which can raise the voltage of a battery of 1.5 volts to 3 volts or higher to drive the light-emitting diode. 4 light.

The shank 1 is provided with a hollow receiving cavity 9 , and the battery 5 , the switch 6 and the boosting circuit unit 7 are located in the accommodating cavity 9 , and the cavity of the accommodating cavity 9 is provided with an exposed switch 6 . The opening 10, the outer side of the cavity wall of the handle 1 at the opening 10 is provided with a soft rubber portion 11.

The electrical conductors 8 are two metal conductive sheets which are respectively connected and fixed to the two ends of the light-emitting diodes 4, and the other ends of the metal conductive sheets are located at the ends of the accommodating cavity 9 near the brush head 3, and the accommodating cavity is A circuit assembly 12 is further disposed, and the battery 5, the switch 6 and the boosting circuit unit 7 are fixed on the circuit assembly 12, and the circuit assembly 12 is fixed to the end of the brush head 3 respectively with a battery. The two conductive springs 13 are electrically connected to the positive electrode and the negative electrode, wherein the tail of the circuit assembly 12 has a battery mounting slot, and the two ends of the battery mounting slot are respectively provided with positive and negative elastic pieces, and the switch and the boosting circuit of the positive electrode spring are connected in series Between the positive electrode tab and a conductive spring 13, the negative elastic piece is electrically connected to another conductive spring 13; the other ends of the two conductive springs are respectively in elastic contact with the other ends of the two metal conductive sheets.

The handle 1 includes an upper portion 14 and a tail portion 15 which are axially spirally sleeved to form a receiving cavity 9. The circuit assembly 12 is detachably fixed to the upper portion 14, and the connection portion between the upper portion 14 and the rear end 15 is A sealing ring 16 is provided between them.

The whitening toothbrush is provided with a groove for accommodating the electric conductor 8 on the back surface, and the groove is filled with a soft rubber portion 17 sealed and covered on the outside of the electric conductor 8.

The switch 6 is mounted in the middle of the handle 1.

The battery 5 is mounted at the end of the handle 1.

The light emitting diode 4 is located in the middle of the brush head 3.

Second specific embodiment:

A cold light wave whitening toothbrush comprising a handle 1 and a brush head 3 containing bristles 2, wherein the brush head 3 is provided with two light emitting diodes 4 arranged separately on the surface of the mounting bristles 2, the whitening toothbrush is also provided with a mounting The battery 5 in the handle 1 and the switch 6 mounted on the surface of the handle 1 are electrically connected to the battery 5 and the switch 6 by a conductor embedded between the brush head 3 and the handle 1.

The switch 6 is mounted in the middle of the handle 1.

The battery 5 is mounted at the end of the handle 1.

The light emitting diode 4 is located in the middle of the brush head 3.

The utility model transmits the pure light wave energy of the high-intensity LED light-emitting diode 4 of a specific spectrum through the bristles 2, and applies the light wave energy to the whitening component in the toothpaste, so that the redox effect is rapidly generated, and the external source of the tooth surface can be quickly removed. Pigment dyeing (such as smoke stains, tea stains, coffee stains, etc.), and can quickly reach the tooth coating through the tiny tube of the tooth, and the pigment (such as tetracycline, excessive fluoride, iron ions, etc.) deposited here The redox effect makes the yellow teeth become lighter and whiter, and the long-term use can significantly improve the VITA color gradation of the teeth.

The utility model adopts the principle of physical reduction, so that the user can enjoy the health care function of the phototherapy while brushing the teeth, and has a good whitening effect. The utility model is safe and reliable, and the light wave emitted by the LED light-emitting diode 4 belongs to low-energy light therapy. It is very safe for the gums or oral tissues and will not harm any oral tissues. The specific light wave energy emitted by the LEDs 4 also has the effect of killing bacteria and eliminating inflammation.

The utility model has the advantages of simple structure and low cost, so that the consumer does not need to enter the expensive dental beauty institutions, and can perform phototherapy and light whitening on the teeth while brushing the teeth.

Claims

1. A luminescent light whitening toothbrush comprising a handle (1) and a brush head (3) equipped with bristles (2), characterized in that: the brush head (3) is provided with a light-emitting diode on a surface of the mounting bristles (2) 4) The whitening toothbrush further comprises a battery (5) mounted in the handle (1) and a switch (6) mounted on the surface of the handle (1), the light emitting diode (4) being embedded in the brush by a seal The electrical conductor (8) between the head (3) and the handle (1) is electrically connected to the battery (5) and the switch (6).

2. The cold light wave whitening toothbrush according to claim 1, characterized in that: the circuit (5) electrically connected to the light emitting diode (4) is further provided with a boosting circuit unit (7) located in the handle (1). ).

3. The cold light whitening whitening toothbrush according to claim 2, wherein the handle (1) is provided with a hollow receiving cavity (9), the battery (5), the switch (6) and the boosting circuit The unit (7) is located in the accommodating cavity (9), and the cavity (9) is provided with an opening (10) exposing the switch (6), and the handle (1) is at the opening (10) The outer wall of the cavity wall is provided with a soft rubber portion (11).

4. The luminescent white light toothbrush according to claim 3, wherein the electric conductor (8) is two metal conductive sheets which are respectively connected and fixed to the two poles of the light emitting diode (4), and the metal conductive sheet is further One end is located at an end of the accommodating cavity (9) adjacent to the brush head (3), and the accommodating cavity (9) further houses a circuit assembly (12), the battery (5), the switch (6) and The boosting circuit unit (7) is fixed on the circuit assembly (12), and the circuit assembly (12) is fixed to one end of the brush head (3) and electrically connected to the positive electrode and the negative electrode of the battery (5), respectively. Two conductive springs (13), the other ends of the two conductive springs (13) are in elastic contact with the other ends of the two metal conductive sheets, respectively.

5. The cold light wave whitening toothbrush according to claim 4, wherein the handle (1) comprises an upper section (14) and a tail section (15) which are axially spirally sleeved to form a receiving cavity (9), The circuit assembly (12) is detachably fixed to the upper portion (14), and a sealing ring (16) is disposed between the connecting portion of the upper portion (14) and the rear end (15).

6. The luminescent white light toothbrush according to claim 1, wherein the whitening toothbrush is provided with a groove for accommodating the electric conductor (8) on the back surface, and the groove is filled with a sealing and covering the electric conductor. (8) The outer soft rubber part (17).

7. A luminescent light whitening toothbrush according to claim 1, wherein said switch (6) is mounted in the middle of the handle (1).

8. A luminescent light whitening toothbrush according to claim 1, wherein said battery (5) is attached to the end of the handle (1).

9. A luminescent light whitening toothbrush according to claim 1, wherein said light emitting diode (4) is located in the middle of the head (3).