CN213665906U

CN213665906U - Multifunctional electric toothbrush

Info

Publication number: CN213665906U
Application number: CN202021978903.4U
Authority: CN
Inventors: 欧阳学
Original assignee: Shenzhen Ranvoo Technology Co Ltd
Current assignee: Shenzhen Ranvoo Technology Co Ltd
Priority date: 2020-09-10
Filing date: 2020-09-10
Publication date: 2021-07-13
Anticipated expiration: 2030-09-10

Abstract

The utility model discloses a multifunctional electric toothbrush, including the handle, brush head and massage head, the handle includes the drive shaft, the massage head is including massage head main part, heat conduction shell and the piece that generates heat, massage head main part and heat conduction shell enclose to close and form accommodating space, the piece that generates heat is acceptd in accommodating space, the piece that generates heat is used for generating heat and with heat transfer to heat conduction shell, drive shaft selectively can be dismantled with brush head or massage head main part and be connected, when the drive shaft can be dismantled with massage head main part and be connected, electric toothbrush passes through the first vibration of drive shaft drive massage. The utility model discloses a multi-functional electric toothbrush not only has the function of brushing teeth, still has the function of massage and hot compress simultaneously, and its function is abundant, and convenience of customers uses.

Description

Multifunctional electric toothbrush

Technical Field

The utility model relates to a toothbrush technical field especially relates to multi-functional electric toothbrush.

Background

In people's daily life, the toothbrush is one of indispensable articles for daily use, and along with the development of science and technology and the improvement of people's standard of living, the use of electric toothbrush is more and more common. The electric toothbrush is convenient to use, has better cleaning effect on teeth, and is widely popular among people. However, the existing electric toothbrush only has the function of brushing teeth and is single in function.

SUMMERY OF THE UTILITY MODEL

In order to overcome the defects of the prior art, the utility model aims to provide a multifunctional electric toothbrush, which is used for solving the problem of single function of the prior electric toothbrush.

The purpose of the utility model is realized by adopting the following technical scheme:

the utility model provides a multifunctional electric toothbrush, includes handle, tooth brushing head and massage head, the handle includes the drive shaft, the massage head includes massage head main part, heat conduction shell and generates heat the piece, massage head main part with the heat conduction shell encloses to close and forms accommodating space, generate heat the piece accept in the accommodating space, generate heat the piece be used for generating heat and with heat transfer extremely the heat conduction shell, drive shaft selectively with tooth brushing head perhaps the connection can be dismantled to the massage head main part, works as the drive shaft with when the connection can be dismantled to the massage head main part, electric toothbrush passes through the drive shaft drive the first vibration of massage.

In some embodiments, the massage head further includes a heat conduction block disposed in the accommodating space, and the heat conduction block is configured to transfer heat of the heat generating member to the heat conduction housing.

In some embodiments, a protrusion is provided at an end of the heat conduction block facing the massage head body, and the massage head body is provided with a recessed portion for inserting the protrusion.

In some embodiments, an accommodating groove is formed at an end of the heat conducting block away from the protruding portion, and the heating element is disposed in the accommodating groove.

In some embodiments, the handle further comprises a battery, a circuit board and an electrode plate, the electrode plate is electrically connected with the battery through the circuit board, the massage head further comprises an electrode needle installed on the massage head main body, the electrode needle is electrically connected with the heating element through a wire, and when the driving shaft is detachably connected with the massage head main body, the electrode needle is electrically connected with the electrode plate.

In some embodiments, the outer side wall of the heat conducting block is recessed with a wire groove for the wire to pass through.

In some embodiments, the massage head main part includes the main part that encloses with the heat conduction shell and closes the formation accommodating space and be fixed in the main part and can with the drive shaft can dismantle the mounting bracket of being connected, the mounting bracket is equipped with and is used for supplying the drive shaft male jack, the storage tank with the wire casing is located the main part, the electrode needle is kept away from the one end of generating heat the piece and is passed the main part.

In some embodiments, the outer side wall of the driving shaft is provided with a first limiting part, and the inner wall of the jack is provided with a second limiting part which is matched with the first limiting part to form axial limiting on the massage head.

In some embodiments, the outer side wall of the driving shaft is provided with a first limiting surface, and the inner wall of the jack is provided with a second limiting surface which is matched with the first limiting surface to form circumferential limitation on the massage head.

In some embodiments, the heat conducting block is made of metal.

The utility model provides a scheme, because multi-functional electric toothbrush is including dismantling the brush teeth head and the massage head of connection, when the drive shaft of handle can dismantle with the brush teeth head and be connected, electric toothbrush passes through the motion of drive shaft drive brush teeth head, with the function of brushing teeth that realizes electric toothbrush, when the drive shaft of handle can dismantle with the first main part of the massage of massage head and be connected, electric toothbrush passes through the vibration of drive shaft drive massage head, with the massage function of realizing electric toothbrush, the piece that generates heat simultaneously can produce the heat, and can be with heat transfer to heat conduction shell, can realize the function of hot compress, electric toothbrush is abundant in function, convenience of customers uses.

Drawings

Fig. 1 is a schematic structural view of a multifunctional electric toothbrush provided by an embodiment of the present invention;

FIG. 2 is a schematic view of the handle and brush head assembly shown in FIG. 1;

fig. 3 is a schematic view of the assembly of the handle and the massage head shown in fig. 1;

fig. 4 is a partially exploded schematic view of the handle and massage head shown in fig. 3;

fig. 5 is a cross-sectional view of the handle and massage head shown in fig. 3 assembled together;

fig. 6 is a cross-sectional schematic view of the massage head shown in fig. 5;

fig. 7 is a schematic cross-sectional view of the handle and massage head shown in fig. 3 in another orientation when assembled together;

fig. 8 is a cross-sectional view of the massage head shown in fig. 7;

fig. 9 is a partially enlarged schematic view of a portion a shown in fig. 4.

In the figure: 1. an electric toothbrush; 10. a handle; 20. a tooth brushing head; 30. a massage head; 11. a housing; 12. a battery; 13. a circuit board; 14. an electrode sheet; 15. a motor; 16. a drive shaft; 17. a control key; 111. an accommodating cavity; 31. a massage head main body; 32. a thermally conductive housing; 33. a heat generating member; 34. a heat conducting block; 301. an accommodating space; 311. a main body portion; 312. a mounting frame; 341. a projection; 313. a jack; 35. an electrode needle; 36. a wire; 342. a containing groove; 343. a wire slot; 161. a first limiting part; 162. a first limiting surface; 314. a second limiting part.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description, and it should be noted that the embodiments or technical features described below can be arbitrarily combined to form a new embodiment without conflict.

It should be noted that all the directional indicators (such as upper, lower, left, right, front, back, inner, outer, top, bottom … …) in the embodiments of the present invention are only used to explain the relative position between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

It will also be understood that when an element is referred to as being "secured to" or "disposed on" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.

Referring to fig. 1 to 9, a multifunctional electric toothbrush 1 according to an embodiment of the present invention includes a handle 10, a brushing head 20 and a massage head 30, the handle 10 is used for being held by a user, the brushing head 20 is used for brushing teeth, the massage head 30 can be used for massaging and hot compressing eyes or other parts, and the handle 10 can be selectively detachably connected to the brushing head 20 or the massage head 30 to implement a tooth brushing function or a massaging and hot compressing function of the electric toothbrush 1.

The handle 10 includes a housing 11, a battery 12, a circuit board 13, an electrode plate 14, a motor 15, a driving shaft 16 and a control button 17, wherein the housing 11 is provided with a receiving cavity 111, the battery 12, the motor 15 and the circuit board 13 are all received in the receiving cavity 111, the electrode plate 14 is mounted at one end of the housing 11 facing the massage head 30, the electrode plate 14 and the motor 15 are electrically connected with the battery 12 through the circuit board 13, the driving shaft 16 can be just an output shaft of the motor 15 or fixedly connected with an output shaft of the motor 15, one end of the driving shaft 16 extends out of the housing 11 for selectively detachably connecting with the tooth brushing head 20 or the massage head 30, and the control button 17 is mounted on the housing 11 and can control the start and stop of the motor 15 and also can be used for selecting different functions of the electric toothbrush 1 and adjusting the output power of the motor. When the driving shaft 16 is detachably connected with the toothbrush head 20, the motor 15 drives the toothbrush head 20 to vibrate or rotate through the driving shaft 16; when the drive shaft 16 is detachably connected to the massage head 30, the motor 15 drives the massage head 30 to vibrate via the drive shaft 16.

The type of the motor 15 is not limited, and in the present embodiment, the motor 15 is an ultrasonic motor.

The massage head 30 comprises a massage head main body 31, a heat conduction shell 32, a heating part 33 and a heat conduction block 34, wherein the massage head main body 31 is fixedly connected with the heat conduction shell 32, and part of the massage head main body is inserted into the heat conduction shell 32, so that an accommodating space 301 is formed by enclosing, the heating part 33 and the heat conduction block 34 are accommodated in the accommodating space 301, the heat conduction block 34 is in contact with the inner wall of the heat conduction shell 32, so that the heat of the heating part 33 is transferred to the heat conduction shell 32, and the function of hot compress is realized. The arrangement of the heat-conducting block 34 can increase the contact area between the heat generating member 33 and the heat-conducting casing 32, thereby enhancing the heat-conducting effect and making the heat transferred to the heat-conducting casing 32 more uniformly distributed.

The type of the heat generating member 33 is not limited, and may be, for example, a metal having a relatively high resistance, or a nonmetal as long as heat is generated when a current flows.

The material of the heat conduction block 34 is not limited, and may be metal or nonmetal, as long as it can conduct heat, in this embodiment, the heat conduction block 34 is an aluminum block, which not only has good heat conduction performance, but also has the advantages of low density and low cost.

The massage head main body 31 includes main part 311 and mounting bracket 312, main part 311 is equipped with the mounting groove, mounting bracket 312 fixed mounting is in the mounting groove, the one end of main part 311 is inserted in the heat conduction shell 32, thereby enclose with the heat conduction shell 32 and close and form accommodating space 301, main part 311 is equipped with the portion of establishing concavely towards one side of heat conduction piece 34, be equipped with on the heat conduction piece 34 and insert the bulge 341 in the portion of establishing concavely, can strengthen the stability of heat conduction piece 34. The mounting bracket 312 is provided with an insertion hole 313 for insertion of the drive shaft 16, and the mounting bracket 312 is detachably connected to the drive shaft 16 through the insertion hole 313.

Install electrode needle 35 on main part 311, electrode needle 35 is connected with heating element 33 through wire 36, and electrode needle 35 keeps away from the one end protrusion outside main part 311 of wire 36, be equipped with the storage tank 342 that is used for holding heating element 33 and the wire casing 343 that is used for supplying wire 36 to pass through on the heat conduction piece 34, when the drive shaft 16 of handle 10 inserts the jack 313 of mounting bracket 312 in order to realize dismantling the connection, electrode needle 35 is connected with the electrode slice 14 of handle 10 through the contact connection mode electricity, and like this, the electric current of battery 12 can pass through circuit board 13, electrode slice 14, electrode needle 35 and wire 36 flow to heating element 33, thereby make heating element 33 produce the heat, and with heat transfer to heat conduction shell 32 through heat conduction piece 34.

Electrode needle 35 and electrode slice 14 all are equipped with two respectively, and two electrode needles 35 are anodal electrode needle and negative pole electrode needle respectively, and two electrode slices 14 are anodal electrode slice and negative pole electrode slice respectively, and anodal electrode needle is used for being connected with anodal electrode slice electricity, and negative pole electrode needle is used for being connected with negative pole electrode slice electricity.

The lateral wall of drive shaft 16 is equipped with first spacing portion 161 and first spacing face 162, be equipped with second spacing portion 314 and second spacing face on the inner wall of jack 313, first spacing portion 161 and the cooperation of second spacing portion 314 can form axial spacing to massage head 30, first spacing face 162 and the cooperation of second spacing face can form circumference spacing to massage head 30, like this, after inserting drive shaft 16 into jack 313, massage head 30 can not move relative to drive shaft 16 in circumference and axial, consequently motor 15 drives drive shaft 16 and can drives massage head 30 when vibrating and vibrate together, in order to realize the function of massage.

In some embodiments, the first position-limiting portion 161 is a position-limiting groove concavely formed on the outer side wall of the driving shaft 16, the position-limiting groove is formed around the central axis of the driving shaft 16, the second position-limiting portion 314 is a protrusion convexly formed on the inner wall of the insertion hole 313, the protrusion is formed around the inner wall of the insertion hole 313, when the driving shaft 16 is inserted into the insertion hole 313, the protrusion is automatically inserted into the position-limiting groove, and the massage head 30 cannot be driven to move relatively in the axial direction, thereby forming an axial position limitation for the massage head 30. It is understood that the first stopper portion 161 may be provided as a projection, and the second stopper portion 314 may be provided as a stopper groove.

In some embodiments, the limiting groove extends toward the central axis of the driving shaft 16 with the opening gradually decreasing, and the shape of the limiting groove of the protrusion is adapted, so that the protrusion forms a pair of guiding inclined planes along both axial sides of the driving shaft 16, so that the protrusion can enter or be pushed out of the limiting groove, and the massage head 30 can be conveniently assembled and disassembled.

In some embodiments, the first position-limiting surface 162 and the second position-limiting surface are both flat surfaces, and after the driving shaft 16 is inserted into the insertion hole 313, the first position-limiting surface 162 and the second position-limiting surface are engaged with each other, so that the massage head 30 can be prevented from rotating relative to the driving shaft 16 to form a circumferential position limitation on the massage head 30. It is understood that the massage head 30 may also be circumferentially limited by a curved surface or spline.

The connection mode of the tooth brushing head 20 and the driving shaft 16 is not limited, in this embodiment, the connection mode of the tooth brushing head 20 and the driving shaft 16 is the same as the connection mode of the massage head 30 and the driving shaft 16, that is, an inner hole for inserting the driving shaft 16 is arranged on the brush head, and another protrusion matched with the limiting groove and another limiting surface matched with the first limiting surface 162 are arranged on the hole wall of the inner hole.

The above embodiments are only preferred embodiments of the present invention, and the protection scope of the present invention cannot be limited thereby, and any insubstantial changes and substitutions made by those skilled in the art based on the present invention are all within the protection scope of the present invention.

Claims

1. The utility model provides a multifunctional electric toothbrush, its characterized in that, includes handle, brush head and massage head, the handle includes the drive shaft, the massage head is including massage head main part, heat conduction shell and generate heat the piece, massage head main part with the heat conduction shell encloses to close and forms accommodating space, generate heat the piece accept in the accommodating space, generate heat the piece be used for generating heat and with heat transfer extremely the heat conduction shell, drive shaft selectively with brush head perhaps the connection can be dismantled to the massage head main part, works as the drive shaft with when the connection can be dismantled to the massage head main part, electric toothbrush passes through the drive shaft drive the vibration of massage head.

2. The multifunctional electric toothbrush according to claim 1, wherein the massage head further comprises a heat conduction block disposed in the receiving space, the heat conduction block being configured to transfer heat of the heat generating member to the heat conduction housing.

3. The multifunctional electric toothbrush according to claim 2, wherein the heat conducting block is provided with a protrusion toward an end of the massage head body, and the massage head body is provided with a recessed portion for insertion of the protrusion.

4. The multi-functional electric toothbrush according to claim 3, wherein an end of the heat conducting block away from the protrusion is provided with a receiving groove, and the heat generating member is disposed in the receiving groove.

5. The multifunctional electric toothbrush according to claim 4, wherein the handle further comprises a battery, a circuit board, and electrode pads electrically connected to the battery through the circuit board, the massage head further comprises electrode pins mounted to the massage head body, the electrode pins being electrically connected to the heat generating member through wires, the electrode pins being electrically connected to the electrode pads when the driving shaft is detachably connected to the massage head body.

6. The multi-functional electric toothbrush according to claim 5, wherein the outer sidewall of the heat conduction block is recessed with a wire groove for the wire to pass through.

7. The multifunctional electric toothbrush according to claim 6, wherein the massage head body comprises a main body part enclosing with the heat-conducting shell to form the accommodating space and a mounting frame fixed on the main body part and detachably connected with the driving shaft, the mounting frame is provided with an insertion hole for inserting the driving shaft, the accommodating groove and the wire groove are formed in the main body part, and one end of the electrode pin far away from the heat-generating member penetrates through the main body part.

8. The multi-functional electric toothbrush according to claim 7, wherein the outer sidewall of the driving shaft is provided with a first position-limiting portion, and the inner wall of the insertion hole is provided with a second position-limiting portion cooperating with the first position-limiting portion to axially limit the massage head.

9. The multi-functional electric toothbrush according to claim 7, wherein the outer side wall of the driving shaft is provided with a first position-limiting surface, and the inner wall of the insertion hole is provided with a second position-limiting surface cooperating with the first position-limiting surface to form a circumferential position-limiting for the massage head.

10. The multi-functional electric toothbrush according to any one of claims 2 to 9, wherein the heat conductive block is made of metal.