CN213851196U

CN213851196U - Electric toothbrush device

Info

Publication number: CN213851196U
Application number: CN202022594769.4U
Authority: CN
Inventors: 罗宁
Original assignee: Cixi Saijia Electronics Co ltd
Current assignee: Cixi Saijia Electronics Co ltd
Priority date: 2020-11-11
Filing date: 2020-11-11
Publication date: 2021-08-03
Anticipated expiration: 2030-11-11

Abstract

The utility model provides an electric toothbrush device, including a brush holder and an at least brush head, the brush holder includes a drive shaft, drive shaft output kinetic energy, wherein the top of brush holder is set up at least one first electric contact, first electric contact is located one side of drive shaft, and the drive shaft is insulated each other, the tail end of brush head is set up at least one second electric contact, first electric contact with second electric contact can be connected with leading, wherein the head of brush head is equipped with at least one first electronic component and at least one second electronic component, first electronic component by can lead connect in the second electric contact, with first electric contact can lead to connect, second electronic component by can lead to connect in the drive shaft.

Description

Electric toothbrush device

Technical Field

The utility model relates to an oral cavity cleaning field especially relates to an electric toothbrush device.

Background

The technology of electric toothbrush devices is becoming more mature and consumers have more time for the functionality of electric toothbrush devices. As the functional effects of cosmetic products, such as radio frequency technology and EMS technology, are verified and matured, there have been many attempts to add related technologies to cleaning products such as electric toothbrush devices. Many toothpastes contain chargeable organic and inorganic molecular compounds, and when activated by rf power, the toothpaste molecules act as electrolyte molecules in the medium and flow along the tooth surface. When brushing teeth, the charged particles can break the strong molecular bonds which can make impurities such as stains and tartar adhered on the surface of teeth, and clean away stubborn impurities.

The mode that brush head was carried to present radio frequency toothbrush's electric power from the brush holder sets up the conducting sleeve at the drive shaft, connects the electric contact of brush head and brush holder, realizes power transmission, has certain processing degree of difficulty structurally, and needs set up the shape that the chamber was held to the brush head according to drive shaft and conducting sleeve.

SUMMERY OF THE UTILITY MODEL

An advantage of the present invention is to provide an electric toothbrush device, wherein the brush head and the brush handle of the electric toothbrush device are conductively connected for power transmission and increased cleaning effect.

Another advantage of the present invention is to provide an electric toothbrush device, wherein the top end of the brush handle is provided with at least one first electric contact, the tail end of the brush head is provided with at least one second electric contact, and the first electric contact and the second electric contact are conductively connected for power transmission.

Another advantage of the present invention is to provide an electric toothbrush device, wherein the first electric contact and the second electric contact are located in the side of the driving shaft of the electric toothbrush device, which is not necessary to the driving shaft is additionally processed, thereby reducing the processing difficulty and the design and assembly of accessories.

Another advantage of the present invention is to provide an electric toothbrush device, wherein the first electric contact is located at a side of the driving shaft to avoid the vibration of the driving shaft affecting the first electric contact and the second electric contact.

The other advantages and features of the invention will be fully apparent from the following detailed description and realized by means of the instruments and combinations particularly pointed out in the appended claims.

According to an aspect of the utility model, the utility model provides an electric toothbrush device, include:

a brush handle including a drive shaft outputting kinetic energy, wherein a top end of the brush handle is provided with at least a first electrical contact located at one side of the drive shaft and insulated from the drive shaft;

at least one brush head, the trailing end of which is provided with at least one second electrical contact, the first and second electrical contacts being conductively connected, wherein the head of the brush head is provided with at least one first and at least one second electrical component, the first electrical component being conductively connected to the second electrical contact for conductively connection with the first electrical contact, the second electrical component being conductively connected to the drive shaft.

According to an embodiment of the present invention, the top end of the brush handle is opened with at least one top end opening, at least a part of the surface of the first electrical contact is exposed from the top end opening, the second electrical contact extends from the tail end of the brush head, and the top end opening is exposed from the first electrical contact.

According to an embodiment of the present invention, the brush head has a tail opening at the tail end, at least a portion of the surface of the second electrical contact is exposed from the tail opening, the first electrical contact extends from the top end of the brush handle, and the tail opening is exposed from the second electrical contact.

According to an embodiment of the invention, the brush handle comprises a shell, the top end of the shell is provided with at least one top end groove, the first electrical contact is mounted in the top end groove, the second electrical contact is inserted into the top end groove, and the first electrical contact is conductively connected.

According to an embodiment of the present invention, the brush head is provided with at least one tail end groove, the second electrical contact is installed in the tail end groove, the first electrical contact is inserted into the tail end groove, and the second electrical contact is conductively connected.

According to an embodiment of the invention, the brush head comprises a brush bar and an assembly, the assembly being fixed to the inside of the brush bar, the assembly assembling the drive shaft to the brush head, the tail end of the assembly being provided with the second electrical contact.

According to an embodiment of the invention, the brush head comprises a brush bar and an assembly, the assembly being fixed to the inside of the brush bar, the assembly assembling the drive shaft to the brush head, the tail end of the brush bar being provided with the second electrical contact.

According to an embodiment of the invention, at least one energy supply is provided in the handle, the energy supply being conductively connected to the first electrical contact, the energy emitted by the energy supply being transmitted to the first electronic component via the first electrical contact and the second electrical contact.

According to an embodiment of the present invention, the brush head comprises at least one conductive connecting member, one end of the conductive connecting member is connected to the second electronic component, and the other end of the conductive connecting member is connected to the driving shaft, so that the driving shaft and the second electronic component are conductively connected.

According to an embodiment of the invention, at least one energy supply is arranged in the handle, said energy supply being conductively connected to the drive shaft, the energy emitted by the energy supply being transmitted to the second electronic component via the drive shaft.

Drawings

Fig. 1 is a schematic view of an electric toothbrush apparatus according to a preferred embodiment of the present invention.

Fig. 2 is a partial schematic view of an electric toothbrush apparatus according to a preferred embodiment of the invention.

Fig. 3 is another schematic view of an electric toothbrush apparatus according to a preferred embodiment of the present invention.

Fig. 4 is another partial schematic view of an electric toothbrush apparatus in accordance with a preferred embodiment of the present invention.

Fig. 5 is a partial schematic view of a head of an electric toothbrush apparatus in accordance with a preferred embodiment of the present invention.

Fig. 6 is a partial schematic view of an electric toothbrush apparatus according to a preferred embodiment of the present invention.

Detailed Description

The following description is presented to disclose the invention so as to enable any person skilled in the art to practice the invention. The preferred embodiments in the following description are given by way of example only, and other obvious variations will occur to those skilled in the art. The embodiments of the invention described below and shown in the drawings are to be regarded as examples only and do not limit the invention. Any variations or modifications may be made to the embodiments of the invention without departing from the principles described.

Referring to the drawings of the present application and FIGS. 1 to 6, an electric toothbrush device according to a preferred embodiment of the present invention is disclosed and explained in the following description.

The electric toothbrush device comprises at least one brush head 10 and a handle 20, the brush head 10 being mounted to the handle 20. The brush holder 20 includes a driving shaft 21, and the driving shaft 21 extends from the end of the brush holder 20 and into the interior of the brush head 10 to drive the brush head 10 to vibrate.

At least one energy supply 22 is provided within the handle 20. The top end of the brush shaft 20 is provided with at least one first electrical contact 23, the first electrical contact 23 being located on at least one side of the drive shaft 21. The first electrical contact 23 and the drive shaft 21 are insulated from each other. The first electrical contact 23 is conductively connected to the energy supply 22 by means of at least one wire. The energy supply 22 supplies energy to the first electrical contact 23. Wherein the top end of the brush holder 20 is defined as an end portion from which the driving shaft 21 extends.

The rear end of the brush head 10 is provided with at least one second electrical contact 11. Wherein the trailing end of the brush head 10 is defined as the end into which the drive shaft 21 extends into the assembly. When the brush head 10 is assembled to the handle 20, the first electrical contact 23 contacts the second electrical contact 11, and when the first electrical contact 23 is energized, it is conductively connected to the second electrical contact 11. Energy is delivered from the first electrical contact 23 to the second electrical contact 11, forming at least one energy flow path between the handle 20 and the brush head 10.

The first electrical contact 23 and the second electrical contact 11 are in resilient contact. In one example of the present invention, at least one of the first electrical contact 23 and the second electrical contact 11 is an elastic member, wherein at least one of the first electrical contact 23 and the second electrical contact 11 extending to the outside is an elastic member, and when the electric toothbrush device vibrates, the elastic member can adapt to the vibration and maintain elastic contact with the other electrical contact. The first electrical contact 23 and the second electrical contact 11 maintain elastic contact when vibrating.

The brush head 10 is provided with at least one first electronic component 12, the first electronic component 12 and the second electrical contact 11 being conductively connected by at least one conductor. The brush head 10 is mounted to the handle 20 with the first electrical contact 23 connected to the second electrical contact 11. When energized, the energy output by the energy supply 22 is transmitted to the second electrical contact 11 through the first electrical contact 23 and flows along the wire to the first electronic component 12. The first electronic component 12 releases energy outwardly to assist and enhance operation of the electric toothbrush apparatus.

The outer end of the first electrical contact 23 is adapted to contact the second electrical contact 11, and the inner end of the first electrical contact 23 is adapted to communicate with the energy supply 22. The outer end of the second electrical contact 11 is adapted to contact the first electrical contact 23, and the inner end of the second electrical contact 11 is adapted to be connected to the first electronic component 12.

The drive shaft 21 is conductively connected to the energy supply 22, the outer end of the drive shaft 21 projecting into the interior of the brush head 10. The brush head 10 is provided with at least a second electronic component 13, the second electronic component 13 being communicably connected to the drive shaft 21.

At least two energy flow paths are formed in the electric toothbrush device, at least one path being the energy supply 22, the first electrical contact 23, the second electrical contact 11 and the first electrical component 12 of the toothbrush head 10, and at least another path being the energy supply 22, the drive shaft 21 and the second electrical component 13 of the toothbrush head 10. The first electronic component 12 and the second electronic component 13 are provided at the head portion where the brush head 10 is implanted. The head of the brush head 10 extends into the oral cavity, and the first electronic element 12 and the second electronic element 13 contact with the human body to form an energy circulation path. The power flows from the first electronic component 12, passes through the human body, and then flows back to the electric toothbrush device from the second electronic component 13. Or the power flows out from the second electronic element 13, and flows back to the electric toothbrush device from the first electronic element 12 after passing through the human body.

Also included in the handle 20 is at least one motor 24, the motor 24 being connected to the drive shaft 21 to vibrate the drive shaft 21 and thereby drive the head 10 into vibration.

The energy supply 22 can be embodied as or comprise an RF generator which is conductively connected to the energy supply 22. The RF generator communicates with the first electrical contact 23 via at least one wire, and the RF generator communicates with the drive shaft 21 via at least one wire. The RF generator outputs radio frequency energy to the first electrical contact 23 and the drive shaft 21. The second electrical contact 11 communicates with the second electrical contact 23 to receive the rf energy emitted by the first electrical contact 23. The second electrical contact 11 transmits radio frequency energy to the first electrical component 12 of the brushhead 10 through conduction. The rf energy output from the drive shaft 21 is transmitted to the second electronic component 13 on the head 10 through a wire. When a user brushes teeth, the head part of the brush head 10 extends into the oral cavity, and the first electronic element 12 and the second electronic element 13 output radio frequency energy into the oral cavity, so that the cleaning and protecting effects on the oral cavity are enhanced.

At least two radio frequency energy circulation paths exist in the electric toothbrush device. The RF generator, the first electrical contact 23, the second electrical contact 21 and the first electronic component 12 communicate to form a transmission path for radio frequency energy. The second electronic component 13, the drive shaft 21 and the rf energy supply 25 form a transmission path for rf energy.

The brush head 10 is provided therein with at least one conductive connecting member 14 and a receiving chamber 15. One end of the conductive connecting member 14 is connected to the second electronic component 13, and the other end of the conductive connecting member 14 is disposed in the accommodating chamber 15 or is in communication with the space of the accommodating chamber 15. The housing chamber 15 is configured to house the drive shaft 21. The driving shaft 21 is connected to the conductive connecting member 14 after being mounted to the receiving chamber 15. The drive shaft 21, the conductive connection 14 and the second electronic component 13 are in communication.

The first electrical contact 23 is disposed at the top end of the handle 20. The handle 20 includes a housing 25, and the drive shaft 21 is exposed from the top end of the housing 25. A through hole is provided at the top end of the housing 25 for mounting the first electrical contact 23. The first electrical contact 23 is provided at the end of the housing 25. The second electrical contact 11 is arranged at the position of the tail end of the brush head 10 corresponding to the first electrical contact 23.

Referring to fig. 2, in an example of the present invention, at least one top opening 2500 is formed at the top end of the housing 25, the first electrical contact 23 is mounted on the inner side of the top opening 2500, that is, the top end of the housing 25, and at least a part of the surface of the first electrical contact 23 is exposed at the top opening 2500. The first electrical contact 23 is conductively connected to the energy supply 22. The second electrical contact 11 extends from the rear end of the brush head 10, and the second electrical contact 11 contacts the first electrical contact 23 exposed at the distal opening 2500 when the brush head 10 and the handle 20 are assembled. On the contrary, the rear end of the brush head 10 is opened with at least one rear end opening, at least a part of the surface of the second electrical contact 11 is exposed at the opening, and the second electrical contact 11 is conductively connected to the first electronic component 12. The first electrical contact 23 extends from the top end of the housing 25 and contacts the portion of the second electrical contact 11 exposed at the opening.

In another example of the present invention, referring to fig. 1, at least one top groove 250 is formed at the top end of the housing 25, and is formed by being recessed inward from the top end of the housing 25. The first electrical contact 23 is mounted within the top end recess 250. The first electrical contact 23 is conductively connected to the energy supply 22. The second electrical contact 11 is mounted at the rear end of the brush head 10 corresponding to the first electrical contact 23. When the brush head 10 and the handle 20 are assembled, the second electrical contact 11 is received in the tip recess 250, i.e., the second electrical contact 11 is inserted into the tip recess 250, and is conductively connected to the first electrical contact 23, forming at least one energy flow path. The first electrical contact 23 and the second electrical contact 11 are stably connected in a plugging manner, so that the energy circulation path is prevented from being broken. Wherein the first electrical contact 23 and the second electrical contact 11 may be spring contacts.

In another example of the present invention, referring to fig. 3, at least one tail end groove 100 is formed at the tail end of the brush head 10, and the tail end groove 100 is formed by inwardly recessing the tail end of the brush head 10. The second electrical contact 11 is mounted in the tail recess 100. The second electrical contact 11 is conductively connected to the first electronic component 12. The first electrical contact 23 is mounted at the top end of the brush handle 20 at a position corresponding to the second electrical contact 11. After the brush head 10 and the handle 20 are assembled, the first electrical contact 23 is inserted into the tail recess 100 and conductively connected to the second electrical contact 11. Wherein the first electrical contact 23 and the second electrical contact 11 may be spring contacts.

In another example of the present invention, referring to fig. 3, the first electrical contact 23 extends outward from the top end of the housing 25 in a protruding manner, and the first electrical contact 23 is disposed in a protruding manner at the top end of the housing 25. The second electrical contact 11 protrudes outward from the rear end of the brush head 10 by a certain distance, and the second electrical contact 11 is convexly disposed at the rear end of the brush head 10. When the brush head 10 and the handle 20 are assembled, the first electrical contact 23 and the second electrical contact 11 are in contact with each other and conductively connected. Wherein the first electrical contact 23 and the second electrical contact 11 may be spring contacts.

The first electrical contact 23 may be implemented in various shapes such as a block, a ring, an arc, and the like, and similarly, the second electrical contact 11 may be implemented in various shapes such as a block, a ring, an arc, and the like.

In another preferred embodiment of the present invention, the brush head 10 comprises a brush rod 16 and a fitting 17, the fitting 17 is disposed inside the brush rod 16, and the receiving cavity 15 of the brush head 10 is located in the fitting 17 for receiving the driving shaft 21. The drive shaft 21 is fitted to the head 10 by the fitting 17. The end of the fitting 17 is provided with the second electrical contact 11, the second electrical contact 11 being made of an electrically conductive material.

The second electrical contact 11 is located at the end of the fitting 17, exposed at the outer surface of the fitting 17, opposite the first electrical contact 23 of the handle 20. The first electrical contact 23 and the second electrical contact 11 are in contact after the brush head 10 is assembled to the handle 20. The second electrical contact 11 and the first electronic component 12 are conductively connected. One end of the conductive connecting member 14 is connected to the second electronic component 13, and the other end of the conductive connecting member 14 is connected to the driving shaft 21.

The second electrical contact 11 may also be provided at the trailing end of the brush bar 16.

In another example of the present invention, at least one sealing member is disposed between the driving shaft 21 and the housing 25, and the sealing member seals a gap between an end of the housing 25 and the driving shaft 21. The first electrical contact 23 is installed in the seal, and a portion of the seal is spaced between the first electrical contact 23 and the drive shaft 21 to insulate the drive shaft 21 from the first electrical contact 23.

The energy supply 22 may also be implemented as or include one or more of a power source, a micro-current device, a negative ion generator, etc. to enable the first electronic component 12 and the second electronic component 13 to discharge electric power with different performances to the outside, thereby realizing multiple functions. It will be understood by those skilled in the art that the energy supply 22 is connected by providing at least one controller to deliver electrical power of different properties directly or indirectly to the first electrical contacts 23.

The first electronic component 12 and the second electronic component 13 are provided on the bristle side of the head 10. The first electronic component 12 and the second electronic component 13 are disposed on the non-bristle side of the head portion of the brush head 10. At least one of the first electronic component 12 and the second electronic component 13 is disposed on the side of the head of the toothbrush head 10 where bristles are implanted, and at least one other cup is disposed on the side of the head of the toothbrush head 10 where bristles are not implanted.

Claims

1. An electric toothbrush apparatus, comprising:

a brush handle including a drive shaft outputting kinetic energy, wherein a top end of the brush handle is provided with at least a first electrical contact located at one side of the drive shaft and insulated from the drive shaft; and

2. The electric toothbrush device of claim 1, wherein the handle defines at least one opening at a distal end thereof, at least a portion of a surface of the first electrical contact extending outwardly from the distal end of the head, the second electrical contact resiliently contacting the first electrical contact extending from the opening at the distal end.

3. The electric toothbrush device of claim 1, wherein the rear end of the brush head is open at a rear end, at least a portion of the surface of the second electric contact is exposed through the rear end opening, and the first electric contact extends outwardly from the top end of the handle and is in resilient contact with the second electric contact exposed through the rear end opening.

4. The electric toothbrush apparatus of claim 1, wherein the handle comprises a housing having at least one top recess defined in a top end thereof, the first electrical contact being received in the top recess, the second electrical contact being inserted into the top recess, and the first electrical contact being conductively coupled thereto.

5. The electric toothbrush device of claim 1, wherein the trailing end of the brushhead is formed with at least a trailing end recess, the trailing end recess receiving the second electrical contact therein, the first electrical contact being inserted into the trailing end recess and the second electrical contact being conductively connected.

6. The electric toothbrush apparatus of claim 1, wherein the brushhead includes a brush bar and a fitting secured to an interior of the brush bar, the fitting the drive shaft to the brushhead, a trailing end of the fitting being provided with the second electrical contact.

7. The electric toothbrush apparatus of claim 1, wherein the brushhead includes a brush bar and a fitting secured to an interior of the brush bar, the fitting the drive shaft to the brushhead, the trailing end of the brush bar being provided with the second electrical contact.

8. The electric toothbrush apparatus of claim 1, wherein at least one energy supply is disposed within the handle, the energy supply and the first electrical contact being conductively coupled, energy from the energy supply being transmitted to the first electronic component through the first and second electrical contacts.

9. The electric toothbrush apparatus of claim 1, wherein the brushhead includes at least one conductive connecting member, one end of the conductive connecting member being connected to the second electronic component and the other end of the conductive connecting member being connected to the drive shaft, such that the drive shaft and the second electronic component are conductively connected.

10. The electric toothbrush apparatus of claim 9, wherein at least one energy supply is disposed within the handle, the energy supply being communicably connected to the drive shaft, energy from the energy supply being transmitted through the drive shaft to the second electronic component.