CN213310522U

CN213310522U - Electric toothbrush and toothbrush head thereof

Info

Publication number: CN213310522U
Application number: CN202021530097.4U
Authority: CN
Inventors: 麦华彬
Original assignee: Aigdoo Shenzhen Technology Co ltd S
Current assignee: Aigdoo Shenzhen Technology Co ltd S
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2021-06-01
Anticipated expiration: 2030-07-29

Abstract

The utility model relates to an electric toothbrush and a toothbrush head thereof, the electric toothbrush comprises a toothbrush head and a handle which is detachably connected with the toothbrush head; one end of the toothbrush head is provided with a sleeve joint part matched with the handle, and the inner side of the sleeve joint part is provided with a first liquid guide surface for guiding out residual stain liquid; the handle is provided with a matching part for the sleeving part to sleeve; and a second liquid guide surface which is matched with the first liquid guide surface to guide out residual stain liquid is arranged on the outer side wall of the matching part. The electric toothbrush can avoid stain and residual liquid from polluting the handle, is convenient for cleaning the electric toothbrush and replacing the toothbrush head, and improves the economy of the electric toothbrush.

Description

Electric toothbrush and toothbrush head thereof

Technical Field

The utility model relates to a cleaning appliance, more specifically say, relate to an electric toothbrush and toothbrush head thereof.

Background

In the electric toothbrush in the related art, the toothbrush head is usually sleeved on the handle, stain residual liquid such as toothpaste residue is easily accumulated at the joint of the toothbrush head and the handle, and then the whole handle is polluted, so that the toothbrush head needs to be integrally replaced when being replaced, and resource waste is caused.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to provide an improved electric toothbrush and toothbrush head.

The utility model provides a technical scheme that its technical problem adopted is: constructing an electric toothbrush comprising a toothbrush head and a handle detachably connected to the toothbrush head;

one end of the toothbrush head is provided with a sleeve joint part matched with the handle, and the inner side of the sleeve joint part is provided with a first liquid guide surface for guiding out residual stain liquid;

the handle is provided with a matching part for the sleeving part to sleeve; and a second liquid guide surface which is matched with the first liquid guide surface to guide out residual stain liquid is arranged on the outer side wall of the matching part.

Preferably, the fitting portion is tapered,

the second liquid guide surface is a conical surface arranged on the outer side wall of the matching part;

the first liquid guide surface is a conical surface.

Preferably, the number of the second liquid guiding surfaces is two, and the two second liquid guiding surfaces are respectively arranged on two opposite sides of the matching part;

the first liquid guiding surfaces are two, and one ends of the two first liquid guiding surfaces are connected with each other and are arranged corresponding to the two second liquid guiding surfaces.

Preferably, the second guide liquid surface is a second guide inclined surface;

the first liquid guide surface is a first guide inclined surface attached to the second guide inclined surface.

Preferably, the handle comprises a handle body, the matching part is arranged at one end of the handle body, and the cross-sectional dimension of the matching part is gradually reduced towards the end far away from the handle body.

Preferably, the handle further comprises a drive mechanism disposed in the mating portion and the handle body and passing through the mating portion to connect with the toothbrush head.

Preferably, the driving mechanism comprises a driving motor, and an output shaft of the driving motor penetrates out of the matching part to be connected with the toothbrush head.

Preferably, the toothbrush head comprises a brush head and a brush handle connected with the brush head; the brush head is arranged at one end of the brush handle, and the sleeve joint part is arranged at the other end of the brush handle;

the brush handle is provided with a jack which is communicated with the sleeve joint part and is used for the penetration of the output shaft of the driving motor.

The utility model discloses still construct a toothbrush head, can dismantle with the handle and be connected, the toothbrush head include with handle complex cup joints the portion, cup joint a portion inboard and be equipped with the first liquid guide face of deriving the spot raffinate.

Preferably, the first liquid guiding surface is a conical surface or a guiding inclined surface.

Implement the utility model discloses an electric toothbrush and toothbrush head has following beneficial effect: this electric toothbrush leads the liquid level through the inboard of the portion of cup jointing in the one end of this toothbrush head sets up first liquid level and the lateral wall of the cooperation portion on the handle sets up the second, leads the liquid level cooperation through this first liquid level of leading and this second and can derive the spot raffinate, and then can avoid the spot raffinate to pollute the handle to the cleanness of this electric toothbrush and the change of toothbrush head of can being convenient for improve this electric toothbrush's economic nature.

Drawings

The invention will be further explained with reference to the drawings and examples, wherein:

FIG. 1 is a schematic view of a first embodiment of the electric toothbrush of the present invention;

FIG. 2 is a cross-sectional view of the powered toothbrush of FIG. 1;

FIG. 3 is an exploded view of the toothbrush head and handle of the powered toothbrush of FIG. 1;

FIG. 4 is an exploded view of the toothbrush head and handle of the powered toothbrush of FIG. 1 at another angle;

FIG. 5 is a schematic view of a second embodiment of the electric toothbrush of the present invention;

FIG. 6 is a cross-sectional view of the powered toothbrush shown in FIG. 5;

FIG. 7 is an exploded view of the toothbrush head and handle of the powered toothbrush of FIG. 5;

figure 8 is an exploded view of the toothbrush head and handle of the powered toothbrush of figure 5 from another angle.

Detailed Description

In order to clearly understand the technical features, objects, and effects of the present invention, embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Fig. 1 shows a first embodiment of the electric toothbrush of the present invention. The electric toothbrush can be used for cleaning teeth, and has the advantages of simple structure, convenience in use and cleaning and good economical efficiency.

Further, in this embodiment, the electric toothbrush may include a toothbrush head 10 and a handle 20. The toothbrush head 10 can be used for cleaning teeth. The handle 20 is intended to be held by a user and is detachably connected to the toothbrush head 10 for easy replacement. In this embodiment, the toothbrush head 10 may be mounted on the handle 20.

Further, as shown in fig. 1 and 2, in this embodiment, the toothbrush head 10 may include a head 11 and a handle 12, the head 11 may include a mounting portion 111 and bristles 112 mounted on the mounting portion 111, the mounting portion 111 may be flat, and particularly, the longitudinal section of the mounting portion 111 may be oval. The mounting portion 111 may be integrally formed with the handle 12. Further, in this embodiment, the mounting portion 111 may be integrally formed with the brush holder 12 by injection molding. The brush holder 12 may be disposed at one end of the mounting portion 111, and the brush holder 12 may have a cylindrical shape.

As shown in fig. 3 and 4, in this embodiment, the toothbrush head 10 may further include a socket 13, the socket 13 may be disposed at one end of the handle 12, and specifically, the socket 13 may be disposed at one end of the handle 12 far away from the toothbrush head 11. The engaging portion 13 can be engaged with the handle 20 and can be engaged with the handle 20. In this embodiment, the cross-sectional dimension of the socket 13 can be gradually increased toward the direction away from the brush head 11. The engaging portion 13 may be integrally formed with the brush holder 12. In this embodiment, the socket 13 and the handle 12 may be integrally formed by injection molding. In this embodiment, the socket 13 may include two petal-shaped structures connected to each other, and one ends of the two petal-shaped structures are connected through the brush handle 12. In this embodiment, the inner side of the sleeve part 13 may be provided with two first liquid guiding surfaces 131, the two first liquid guiding surfaces 131 are respectively located on the inner side walls of the two petal-shaped structures, and one ends of the two first liquid guiding surfaces 131 are connected to each other through the brush handle 12, so as to be used for guiding out residual stain liquid. In this embodiment, the first liquid guiding surface 131 can be a guiding inclined surface, and the residual stain can flow out along the first liquid guiding surface 131 when the electric toothbrush is used. It is understood that in other embodiments, the first guide surface 131 may not be limited to a guide slope.

In this embodiment, the brush handle 12 may be provided with an insertion hole 14, the insertion hole 14 may be disposed along the axial direction of the brush handle 12 and may communicate with the socket 13, and the insertion hole 14 may be used for connecting with a driving mechanism in the handle 20.

In the present embodiment, the handle 20 may include a handle body 21, and a fitting portion 22 provided at one end of the handle body 21. The fitting portion 22 can be used to fit with the fitting portion 13. The handle body 21 may be cylindrical, and the inside of the handle body 21 may be a hollow structure. The engaging portion 22 may be integrally formed with the handle body 21. Specifically, in some embodiments, the mating portion 22 may be integrally formed with the handle body 21 by injection molding. The cross-sectional dimension of the fitting portion 22 may be gradually reduced toward the end away from the handle body 21, so as to facilitate fitting with the socket portion 13. In some embodiments, the mating portion 22 may be tapered.

In this embodiment, a second liquid guiding surface 221 may be disposed on an outer side wall of the engaging portion 22, the second liquid guiding surface 221 may extend from a top of the engaging portion 22 to a side wall, and the second liquid guiding surface may be configured to engage with the first liquid guiding surface 131, which may be configured to guide the residual stain liquid out. In the present embodiment, the second liquid guiding surface 221 may be two, and it is understood that in other embodiments, the second liquid guiding surface 221 may not be limited to two, and the second liquid guiding surface 221 may be one. The two second liquid guiding surfaces 221 may be respectively disposed at two opposite sides of the matching portion 22, and are disposed in one-to-one correspondence with the two first liquid guiding surfaces 131. In this embodiment, the second guiding surface 221 may be a second guiding inclined surface, and the second guiding inclined surface may be attached to the first guiding inclined surface. When the electric toothbrush is used, residual stain liquid can flow out along the second liquid guide surface 221. It is understood that in other embodiments, the second guiding surface 221 may not be limited to a guiding slope.

Further, in this embodiment, the handle 20 may further include a driving mechanism, the driving mechanism may be disposed in the matching portion 22 and the handle main body 21, and may be disposed to penetrate through the matching portion 22, and may be connected to the toothbrush head 10, so as to drive the toothbrush head 10 to vibrate. In this embodiment, the driving mechanism may drive the motor 23, and the output shaft 231 of the driving motor 23 may be disposed through the engaging portion 22 and inserted into the insertion hole 14 to be connected with the toothbrush head 10. When the driving motor 23 is started, the output shaft 231 is driven to rotate, so as to drive the toothbrush head 10 to swing back and forth at a predetermined angle.

In this embodiment, a switch 211 may be further disposed on the handle 20, and the switch 211 may be a push switch, which can be connected to the driving mechanism and can be used to turn on or off the driving mechanism. Of course, it is understood that in other embodiments, the switch 211 may not be limited to a key switch.

In this embodiment, the handle 20 may further include a power supply assembly 24, and the power supply assembly 24 may be disposed in the handle body 21 and may be electrically connected to the driving mechanism, and in some embodiments, the power supply assembly 24 may be connected to the driving mechanism by a connecting wire. The power supply assembly 24 may supply power to the drive mechanism. In this embodiment, the power supply assembly 24 may be a battery.

Fig. 5 to 8 show a second embodiment of the present invention, which is different from the first embodiment in that the engaging portion 22 is tapered, and the top surface thereof is a convex arc surface. The sleeve portion 13 may be formed in a horn shape. The second liquid guiding surface 221 may be one, and may be formed on the entire outer surface of the fitting portion 22, and the second liquid guiding surface 221 may be a tapered surface. The first liquid guiding surface 131 may be one, and may be a tapered surface.

It is to be understood that the foregoing examples merely represent preferred embodiments of the present invention, and that the description thereof is more specific and detailed, but not intended to limit the scope of the invention; it should be noted that, for those skilled in the art, the above technical features can be freely combined, and several modifications and improvements can be made without departing from the concept of the present invention, which all belong to the protection scope of the present invention; therefore, all changes and modifications that come within the meaning and range of equivalency of the claims are to be embraced within their scope.

Claims

1. An electric toothbrush, characterized in that it comprises a toothbrush head (10) and a handle (20) detachably connected to the toothbrush head (10);

one end of the toothbrush head (10) is provided with a sleeve joint part (13) matched with the handle (20), and the inner side of the sleeve joint part (13) is provided with a first liquid guide surface (131) for guiding out residual stain liquid;

the handle (20) is provided with a matching part (22) for the sleeving part (13) to sleeve; and a second liquid guide surface (221) which is matched with the first liquid guide surface (131) to guide out residual stain liquid is arranged on the outer side wall of the matching part (22).

2. The electric toothbrush according to claim 1, wherein the fitting portion (22) has a tapered shape,

the second liquid guide surface (221) is a conical surface arranged on the outer side wall of the matching part (22);

the first liquid guide surface (131) is a conical surface.

3. The electric toothbrush according to claim 1, wherein the number of the second liquid guiding surfaces (221) is two, and the two second liquid guiding surfaces (221) are respectively disposed at two opposite sides of the fitting portion (22);

the number of the first liquid guide surfaces (131) is two, and one ends of the two first liquid guide surfaces (131) are connected with each other and are arranged corresponding to the two second liquid guide surfaces (221).

4. The electric toothbrush according to claim 3, wherein the second liquid guiding surface (221) is a second guiding slope;

the first liquid guide surface (131) is a first guide inclined surface attached to the second guide inclined surface.

5. The electric toothbrush according to claim 1, wherein the handle (20) includes a handle body (21), the fitting portion (22) is provided at one end of the handle body (21), and the cross-sectional dimension of the fitting portion (22) is gradually reduced toward the end away from the handle body (21).

6. The electric toothbrush according to claim 5, characterized in that the handle (20) further comprises a drive mechanism provided in the fitting portion (22) and the handle body (21) and connected to the toothbrush head (10) through the fitting portion (22).

7. The electric toothbrush according to claim 6, characterized in that the driving mechanism comprises a driving motor (23), and an output shaft (231) of the driving motor (23) passes through the matching part (22) to be connected with the toothbrush head (10).

8. The electric toothbrush according to claim 7, characterized in that the toothbrush head (10) comprises a brush head (11) and a handle (12) connected to the brush head (11); the brush head (11) is arranged at one end of the brush handle (12), and the sleeve joint part (13) is arranged at the other end of the brush handle (12);

the brush handle (12) is provided with an insertion hole (14) which is communicated with the sleeve joint part (13) and is used for an output shaft (231) of the driving motor (23) to penetrate.

9. The utility model provides a toothbrush head, can dismantle with handle (20) and be connected, its characterized in that, toothbrush head (10) include with handle (20) complex socket joint portion (13), socket joint portion (13) inboard is equipped with first liquid guide surface (131) of deriving the spot raffinate.

10. A toothbrush head according to claim 9 characterised in that the first liquid guide surface (131) is a tapered surface or a guide ramp.