CN113616366A

CN113616366A - Portable sterilizing electric toothbrush and portable sterilizing method

Info

Publication number: CN113616366A
Application number: CN202010395769.3A
Authority: CN
Inventors: 欧阳群
Original assignee: Shenzhen Yajieshi Technology Co ltd
Current assignee: Shenzhen Yajieshi Technology Co ltd
Priority date: 2020-05-06
Filing date: 2020-05-06
Publication date: 2021-11-09

Abstract

The invention discloses a portable disinfection type electric toothbrush, which comprises a toothbrush body, a brush head and a brush cover, wherein a power supply is arranged in the toothbrush body; an ultraviolet disinfection lamp is arranged in the brush cover, a lead electrically connected with the ultraviolet disinfection lamp and a power taking contact which is positioned at the outer end of the brush cover and connected with the lead are arranged on the inner wall of the brush cover, and a power supply contact corresponding to the power taking contact is arranged at one end of the toothbrush body, close to the brush head; the power supply contact is connected to a power source within the toothbrush body. The ultraviolet disinfection lamp is arranged in the brush cover, and the brush cover is used as a cavity for disinfection, so that the brush head can be protected and the disinfection effect can be achieved. The spring is used as a lead and generates outward elasticity for the metal thimble, so that good electrical contact between the power taking contact and the power supply contact is protected. The UV control plate is arranged at a position which is inclined with the brush cover, and the ultraviolet disinfection lamp is arranged at a position close to the brush head, so that the whole brush head can be irradiated to the maximum extent.

Description

Portable sterilizing electric toothbrush and portable sterilizing method

Technical Field

The invention relates to an electric toothbrush, in particular to a portable disinfection type electric toothbrush and a portable disinfection method.

Background

In the prior art, there are many ways to disinfect toothbrushes, and the disinfection principle is very much. One of the more used is ultraviolet disinfection. Then, the inventors of the present application searched for keywords "(((cover box) AND toothbrush AND (sterilizer disinfection) AND (circuit OR electric) AND (ultraviolet OR ultraviolet lamp OR LED))) AND ic1, ic 2: (a47 or a46 or 61) ", 153 Chinese patent documents were searched. Some of them are sterile toothbrushes with portable characteristics.

For example, there is a patent with patent number CN200720196069.1, named portable ultraviolet disinfection ultrasonic toothbrush, which mentions the disinfection design scheme for the ordinary toothbrush, and the specification is simple, the structure is not detailed, and the toothbrush is in the failure state at present.

In addition, a portable disinfection and sterilization toothbrush is provided, which is named as CN 201821124765.6. A holding cavity is arranged in a hand-held device of the toothbrush, and the toothbrush head needs to be detached and put into the holding cavity for disinfection after use. The structure destroys the original integral structure of the toothbrush and is inconvenient in the using process.

Still another patent, patent number CN201920713056.X, patent name folding disinfection integral type electric toothbrush, its shortcoming is about the same with preceding patent, has also destroyed toothbrush body original structure, and does not seal up during the disinfection, and scattered ultraviolet is unfavorable to the human body.

From the above patent, it can be understood that the disinfection type electric toothbrush provided for people at present has disadvantages. Therefore, there is a need to develop a more practical, portable and sterilizable electric toothbrush product.

Disclosure of Invention

The present invention has been made keeping in mind the above problems occurring in the prior art, and an object of the present invention is to provide a portable sterilization-type electric toothbrush and a portable sterilization method.

The purpose of the invention is realized by the following technical scheme:

a portable disinfection type electric toothbrush comprises a toothbrush body internally provided with a power supply, a brush head extending outwards from one end of the toothbrush body, and a brush cover for covering the brush head in a storage state; an ultraviolet disinfection lamp is arranged in the brush cover, a lead electrically connected with the ultraviolet disinfection lamp and a power taking contact point which is positioned at the outer end of the brush cover and connected with the lead are arranged on the inner wall of the brush cover, and a power supply contact point corresponding to the power taking contact point is arranged at one end of the toothbrush body, close to the brush head; the power supply contact is connected to a power source within the toothbrush body.

Preferably, the wire comprises two springs with inner walls of the brush cover, and the electricity taking contact point is a metal thimble arranged at the outer end of each spring.

Preferably, the brush cover comprises a barrel-shaped body, an end cover arranged at one end of the barrel-shaped body, and a spring support arranged on the inner wall of the barrel-shaped body; the inner side of the end cover is provided with a UV control plate, and the UV control plate is fixedly provided with the ultraviolet disinfection lamp; one end of the spring support close to the toothbrush body is provided with an ejector pin mounting hole; the spring support is also provided with a guide surface for guiding when the brush head is arranged in the spring support.

Preferably, the mounting plane of the UV control plate is an inclined plane with respect to the axial direction of the brush cover, and the ultraviolet disinfection lamp is disposed at an end of the UV control plate close to the brush head to perform oblique irradiation disinfection on the brush head mounted in the brush cover.

Preferably, the outer end of the end cover is provided with an inclined plane for identification when the brush head is sleeved, and the inner wall of the end cover is an inclined plane so as to form an inclined plane in the axial direction of the UV control plate and the brush cover.

Preferably, one end of the barrel-shaped body close to the end cover is provided with an inclined end face corresponding to the end cover; the end cover is provided with a connecting part inserted in the barrel-shaped body, the connecting part is provided with an end cover clamping groove connected with the barrel-shaped body, and the barrel-shaped body is provided with an end cover clamping protrusion corresponding to the end cover clamping groove.

Preferably, the ultraviolet disinfection lamp further comprises a pattern grating arranged between the UV control plate and the end cover, and when the ultraviolet disinfection lamp works, the pattern grating sends a working state indicating signal outwards.

Preferably, the connection between the brush cover and the toothbrush body is a snap connection; one end of the barrel-shaped body close to the toothbrush body is provided with a body clamping bulge connected with the toothbrush body; the toothbrush body is provided with a body clamping groove corresponding to the body clamping protrusion.

Preferably, the toothbrush body includes the casing, locate in the casing and with power electric connection's vibrating motor, locate shells inner wall's main control PCB board, locate shell surface and with the corresponding button of main control PCB board, locate on the casing and with power electric connection's waterproof interface that charges, and the power.

The invention relates to a portable disinfection method of an electric toothbrush, which is characterized in that when a brush head is arranged in a brush cover, a power supply in a toothbrush body is conducted with an ultraviolet disinfection lamp through a power supply contact, a power taking contact and a lead, the ultraviolet disinfection lamp starts to work after being electrified, a UV control panel is provided with a time delay circuit, the ultraviolet disinfection lamp starts to work and time, a set time is reached, the power supply of the ultraviolet disinfection lamp is interrupted, and the disinfection work is finished.

Compared with the prior art, the invention has the beneficial effects that:

the ultraviolet disinfection lamp is arranged in the brush cover, and the brush cover is used as a cavity for disinfection, so that the brush head can be protected and the disinfection effect can be achieved. The spring is used as a lead and generates outward elasticity for the metal thimble, so that good electrical contact between the power taking contact and the power supply contact is protected. The toothbrush body is powered through the power taking contact and the power supply contact, so that the disinfection function and the electric function can share the same power supply, and the product structure is optimized. The power source can be a rechargeable battery or a disposable battery.

The brush cover further adopts the spring bracket in the tubbiness body, helps the installation to the spring, also is of value to the installation of brush cover, and the spring bracket further forms the spigot surface, when packing the brush head in the brush cover, can the guide effect.

The installation of UV control panel becomes the position on inclined plane with the brush lid, and with the ultraviolet ray disinfection lamp in the position that is close to the brush head, can shine whole brush head to the widest scope, and need not carry out the diffusion of wide angle to the light of LED luminous element, has reduced the requirement to LED luminous element front end camera lens, also reduces the performance requirement of ultraviolet ray disinfection lamp, and then reduce cost. And the ultraviolet disinfection lamp is arranged on the end cover, the brush head can not contact, and the damage effect of the brush head on the disinfection lamp during improper operation is avoided.

Because the inclined installation demand of UV control panel, the outer end of end cover, the outer end of tubbiness body all become the inclined plane, when putting into the brush lid to the brush head, further give the user a clear guide effect.

The end cover and the barrel-shaped body are axially matched and positioned and installed, and are connected by the buckles, so that the installation is easy, and the appearance is not influenced.

The adopted pattern grating can play a role in guiding light and prompting a user. In order to transmit light to the outside, the end cap is made of a material having a partial transparency.

The brush cover is connected with the toothbrush body in a buckling mode, so that the brush cover can be fixed quickly, and time is saved for a user.

The disinfection method of the invention is that the UV control panel is provided with the timing circuit, the ultraviolet disinfection lamp starts to time when working, and stops disinfection when reaching the set time without adding keys or other operations, thereby reducing the operation procedures of users.

Drawings

FIG. 1 is a simplified schematic view of an embodiment of the portable, disinfectant, electric toothbrush of the present invention;

FIG. 2 is a view of the structure of an axial section of an embodiment of the portable sterilizing type electric toothbrush of the present invention;

FIG. 3 is an exploded perspective view of the embodiment of FIG. 2;

FIG. 4 is an enlarged partial view of the end cap of FIG. 3 and its adjacent components;

fig. 5 is a partially enlarged view of the toothbrush top cover of fig. 3 and its neighboring parts.

Reference numerals

10 power supply 20 toothbrush body

215 brush head fixture 216 brush head housing

217 bristle part 21 brush head

221 toothbrush upper cover 222 power supply contact point PCB board

22 casing 231 output shaft

233 waterproof silica gel plug 23 vibration motor

241 waterproof light guide column 24 main control PCB board

25 waterproof interface that charges of button 26

28 main support 29 body slot

30 brush cover 310 inclined end face

313 end cap clamping bulge 314 body clamping bulge

31 barrel-shaped body 339 thimble mounting hole

321 coupling portion 322 end cap card slot

32 end cap 330 guide surface

33 spring support 39 spring

40 UV control panel 41 ultraviolet ray disinfection lamp

49 pattern grating 51A metal thimble

51 power-taking contact 52 power supply contact

52A power supply conductive column

Detailed Description

In order to more fully understand the technical content of the present invention, the technical solution of the present invention will be further described and illustrated with reference to the following specific embodiments, but not limited thereto.

As shown in fig. 1, the portable sterilizing type electric toothbrush of the present invention comprises a toothbrush body 20 having a power source 10 therein, a brush head 21 extending outwardly from one end of the toothbrush body 20, and a brush cover 30 for covering the brush head 21 in a stored state; an ultraviolet disinfection lamp 41 is arranged in the brush cover 30, a lead (including a positive lead and a negative lead) electrically connected with the ultraviolet disinfection lamp 41 through a UV control panel 40 (namely an ultraviolet LED control panel) and an electricity taking contact 51 positioned at the outer end of the brush cover 30 and connected with the lead are arranged on the inner wall of the brush cover 30, and a power supply contact 52 corresponding to the electricity taking contact 51 is arranged at one end of the toothbrush body 20 close to the brush head; the power supply contacts 52 are connected to the power source 10 within the toothbrush body 20.

Fig. 2 shows a more specific structure. The wire used in the brush cover 30 uses two springs 39 with inner walls of the brush cover, and the power taking contact is a metal thimble 51A arranged at the outer end of the spring 39.

For convenience of processing and installation, the brush cover 30 includes a barrel-shaped body 31, an end cap 32 disposed at one end of the barrel-shaped body 31, and a spring support 33 disposed on the inner wall of the barrel-shaped body; the inner side of the end cover 32 is provided with a UV control plate 40, and the UV control plate 40 is fixedly provided with the ultraviolet disinfection lamp 41; a thimble mounting hole 339 (for mounting a metal thimble) is formed at one end of the spring holder 33 close to the toothbrush body 20. The spring holder 33 is also formed with a guide surface 330 for guiding when the brush head 21 is loaded. The spring support 33 may be a one-piece structure or may be made of two parts.

In order to irradiate the brush of the brush head to a wider extent, the installation plane of the UV control plate 40 is inclined with respect to the axial direction of the brush cover 30, and the ultraviolet sterilizing lamp 41 is provided at an end of the UV control plate 40 close to the brush head 21 to perform oblique irradiation sterilization of the brush head 21 installed in the brush cover 30. In order to save cost and facilitate shell extraction processing, the end cover integrally shows an inclined plane structure, an inclined plane used for identification when the brush head is sleeved is arranged at the outer end of the end cover, and the inner wall of the end cover is an inclined plane so as to form an axial inclined plane of the UV control plate and the brush cover.

Further, one end of the barrel-shaped body 31 close to the end cover is provided with an inclined end face 310 corresponding to the end cover 32; the end cap 32 is provided with a coupling portion 321 inserted into the barrel body 31, the coupling portion 321 is provided with an end cap locking groove 322 coupled with the barrel body 31, and the barrel body 31 is provided with an end cap locking protrusion 313 corresponding to the end cap locking groove 322.

Further, the ultraviolet disinfection lamp further comprises a pattern grating 49 arranged between the UV control plate 40 and the end cover 32, and the pattern grating sends an operating state indicating signal to the outside when the ultraviolet disinfection lamp 41 works.

Further, the coupling of the brush cover 30 with the toothbrush body 20 is a snap-fit coupling; one end of the barrel-shaped body 31 close to the toothbrush body 20 is provided with a body clamping bulge 314 connected with the toothbrush body 20; the toothbrush body 20 is provided with a body catching groove 29 corresponding to the body catching protrusion 314.

As a more specific structure, the toothbrush body 20 includes a housing 22, a vibration motor 23 disposed in the housing 22 and electrically connected to the power supply 10, a main control PCB 24 disposed on an inner wall of the housing 22, a button 25 disposed on a surface of the housing 22 and corresponding to the main control PCB 24, a waterproof charging interface 26 disposed on the housing 22 and electrically connected to the power supply, and the power supply 10. A main bracket 28 is also provided in the housing 22 for fixing the vibration motor 23. In order to facilitate the regular replacement of the brush head 21, the brush head 21 adopts a split structure, and includes a brush head fixing member 215 fixed to the toothbrush body 20, and a brush head housing 216 sleeved on the periphery of the brush head fixing member 215, and one end of the brush head housing 216 is provided with a brush hair portion 217. In order to indicate the working state of the toothbrush, a waterproof light guide column 241 is further disposed between the surface of the housing 22 and the main control PCB 24 to form a working indicator. The vibrating motor 23 is further provided with an output shaft 231 which extends into the brush head fixing member 215 through a waterproof silicone plug 233. For convenience of processing and installation, the casing 22 is a barrel-shaped structure, one end of the casing close to the brush head is connected with a toothbrush upper cover 221 through a snap-in structure, and a power supply contact PCB board 222 (also called a brush cover conductive PCB) is arranged in the toothbrush upper cover 221 and is fixed with a power supply conductive column 52A.

The invention relates to a portable disinfection method of an electric toothbrush, which is characterized in that when a brush head is arranged in a brush cover, a power supply in a toothbrush body is conducted with an ultraviolet disinfection lamp through a power supply contact, a power taking contact and a lead, the ultraviolet disinfection lamp starts to work after being electrified, a UV control panel is provided with a time delay circuit, the ultraviolet disinfection lamp starts to work and time, a set time is reached, the power supply of the ultraviolet disinfection lamp is interrupted, and the disinfection work is finished. The setting time is typically 60 seconds, but other setting time periods are also possible, such as 90 seconds, 120 seconds, and the like. In order to meet the use requirements of different environments such as different regions, different temperatures and the like, or because of the physical changes of users, the sterilization time needs to be adjusted. Therefore, the novel UV control device can be further innovated, the end cover is provided with a knob, the UV control plate is provided with a potentiometer capable of adjusting the set time, and the knob is connected with the potentiometer to realize the adjustment of the set time.

The invention can also provide an innovation of a brush cover product structure, namely, a disinfection type brush cover structure, which has the following structure: an ultraviolet disinfection lamp is arranged in the brush cover, a lead electrically connected with the ultraviolet disinfection lamp and a power-taking contact point which is positioned at the outer end of the brush cover and is connected with the lead are arranged on the inner wall of the brush cover; a power supply is arranged in the toothbrush body connected with the toothbrush cover, a toothbrush head extends outwards from one end of the toothbrush body, and a power supply contact corresponding to the power taking contact is arranged at one end of the toothbrush body close to the toothbrush head; the power supply contact is connected to a power source within the toothbrush body. Further specific structures refer to the above embodiments, and are not described herein. It can be connected with the toothbrush body of the electric toothbrush and can also be connected with the toothbrush body of the non-electric toothbrush.

In conclusion, the ultraviolet disinfection lamp is arranged in the brush cover, and the brush cover is used as a cavity for disinfection, so that the brush head can be protected and the disinfection effect can be achieved. The spring is used as a lead and generates outward elasticity for the metal thimble, so that good electrical contact between the power taking contact and the power supply contact is protected.

The technical contents of the present invention are further illustrated by the examples only for the convenience of the reader, but the embodiments of the present invention are not limited thereto, and any technical extension or re-creation based on the present invention is protected by the present invention. The protection scope of the invention is subject to the claims.

Claims

1. A portable disinfection type electric toothbrush comprises a toothbrush body internally provided with a power supply, a brush head extending outwards from one end of the toothbrush body, and a brush cover for covering the brush head in a storage state; the toothbrush is characterized in that a disinfection lamp is arranged in the brush cover, a lead electrically connected with the disinfection lamp and a power taking contact point which is positioned at the outer end of the brush cover and connected with the lead are arranged on the inner wall of the brush cover, and a power supply contact point corresponding to the power taking contact point is arranged at one end of the toothbrush body, close to the brush head; the power supply contact is connected to a power source within the toothbrush body.

2. The portable sterilizing electric toothbrush according to claim 1, wherein the conducting wire comprises two springs having inner walls of the brush cover, and the power-taking contact is a metal thimble provided at an outer end of the spring.

3. The portable sterilizing type electric toothbrush according to claim 2, wherein the brush cover comprises a barrel-shaped body, an end cap provided at one end of the barrel-shaped body, and a spring holder provided at an inner wall of the barrel-shaped body; the inner side of the end cover is provided with a UV control plate, and the disinfection lamp is fixedly arranged on the UV control plate; one end of the spring support close to the toothbrush body is provided with an ejector pin mounting hole; the spring support is also provided with a guide surface for guiding when the brush head is arranged in the spring support.

4. The portable sterilizing type electric toothbrush according to claim 3, wherein the mounting plane of the UV control plate is inclined with respect to the axial direction of the brush cover, and the sterilizing lamp is provided at an end of the UV control plate adjacent to the brush head to perform oblique irradiation sterilization of the brush head incorporated in the brush cover.

5. The portable sterilizing type electric toothbrush according to claim 4, wherein the outer end of the cap is provided with an inclined surface for recognition when the brush head is engaged, and the inner wall is an inclined surface to constitute the UV control plate and the brush cover axially as an inclined surface.

6. The portable sterilizing electric toothbrush according to claim 5, wherein an end of the barrel-shaped body near the cap is provided with an inclined end surface corresponding to the cap; the end cover is provided with a connecting part inserted in the barrel-shaped body, the connecting part is provided with an end cover clamping groove connected with the barrel-shaped body, and the barrel-shaped body is provided with an end cover clamping protrusion corresponding to the end cover clamping groove.

7. The portable sterilizing electric toothbrush according to claim 3, further comprising a pattern grating disposed between the UV control plate and the end cap for externally emitting an operation state indication signal when the sterilizing lamp is operated.

8. The portable sterilizing electric toothbrush according to any one of claims 1 to 7, wherein the coupling of the brush cover to the toothbrush body is a snap-fit coupling; one end of the barrel-shaped body close to the toothbrush body is provided with a body clamping bulge connected with the toothbrush body; the toothbrush body is provided with a body clamping groove corresponding to the body clamping protrusion.

9. The portable electric toothbrush according to claim 8, wherein the toothbrush body comprises a housing, a vibration motor disposed in the housing and electrically connected to a power source, a main control PCB disposed on an inner wall of the housing, a button disposed on a surface of the housing and corresponding to the main control PCB, a waterproof charging interface disposed on the housing and electrically connected to the power source, and the power source.

10. A portable sterilization method of an electric toothbrush, characterized in that the portable sterilization type electric toothbrush according to any one of claims 1 to 9 is used, when a brush head is fitted into a brush cover, a power supply in a toothbrush body is conducted to a sterilization lamp through a power supply contact, a power taking contact and a wire, the sterilization lamp starts to operate after being electrified, a UV control panel is provided with a delay circuit, and when the sterilization lamp starts to operate, a set time is reached, the power supply of the sterilization lamp is interrupted, and the sterilization operation is finished.