CN115105237A

CN115105237A - Toothbrush handle and electric toothbrush

Info

Publication number: CN115105237A
Application number: CN202110286673.8A
Authority: CN
Inventors: 周庆东; 颜杰; 喻治安; 卢晓莹; 王文浩
Original assignee: Midea Group Co Ltd; Jiangsu Midea Cleaning Appliances Co Ltd
Current assignee: Midea Group Co Ltd; Jiangsu Midea Cleaning Appliances Co Ltd
Priority date: 2021-03-17
Filing date: 2021-03-17
Publication date: 2022-09-27

Abstract

The invention discloses a toothbrush handle and an electric toothbrush. The toothbrush handle includes: a first drive mechanism; and electromagnet driving mechanism, with first actuating mechanism equipment together, electric toothbrush's toothbrush head can be installed on first actuating mechanism and electromagnet driving mechanism's integrated configuration, and first actuating mechanism is used for driving the toothbrush head and vibrates from top to bottom, and electromagnet driving mechanism vibrates around being used for driving the toothbrush head, realizes that multidimension degree tooth is clean, and electromagnet driving mechanism simple structure, size are little, and the toothbrush handle structure of making like this is simpler, small and exquisite.

Description

Toothbrush handle and electric toothbrush

Technical Field

The invention relates to the field of electrical equipment, in particular to a toothbrush handle and an electric toothbrush with the same.

Background

At present, the electric toothbrush is gradually widely used, which greatly facilitates tooth cleaning and simultaneously better ensures oral health. The related art provides an electric toothbrush including a toothbrush handle having a driving device and a toothbrush head mounted on the driving device, the driving device being capable of driving the toothbrush head to swing up and down, and the driving device being further capable of swinging the toothbrush head back and forth.

The driving device realizes up-and-down swinging and front-and-back swinging through the two groups of eccentric wheel mechanisms and the one group of oscillating bar mechanism, and has a complex structure and a large size.

Disclosure of Invention

The invention mainly aims to provide a toothbrush handle and an electric toothbrush with the same, and aims to solve the technical problems of complex structure and large size of the existing toothbrush handle.

To achieve the above objects, the present invention provides a toothbrush handle of an electric toothbrush, comprising: a first drive mechanism; and the electromagnet driving mechanism is assembled together with the first driving mechanism, the toothbrush head of the electric toothbrush can be installed on the first driving mechanism and the combined structure of the electromagnet driving mechanism, the first driving mechanism is used for driving the toothbrush head to vibrate up and down, and the electromagnet driving mechanism is used for driving the toothbrush head to vibrate front and back.

In an exemplary embodiment, the electromagnet drive mechanism includes: a first electromagnetic coil; and the first electromagnetic coil can drive the magnetic control motion part to vibrate back and forth.

In an exemplary embodiment, the magnetically controlled moving part is a permanent magnet or a second electromagnetic coil.

In an exemplary embodiment, the first driving mechanism is located in front of the electromagnet driving mechanism and mounted on the magnetically controlled moving member, and the brush head is disposed in front of the first driving mechanism and mounted on an output shaft of the first driving mechanism.

In an exemplary embodiment, the electromagnet drive mechanism further includes: the installation cover is located the place ahead of first actuating mechanism, and movably suit is in on first actuating mechanism's output shaft, the toothbrush head sets to be located the place ahead of installation cover, and install on the installation cover, electromagnet actuating mechanism is located the installation cover with between the first actuating mechanism, the magnetic control motion part is fixed on the installation cover.

In an exemplary embodiment, a buckle is arranged on the mounting sleeve, a matching groove is arranged on the output shaft, and the buckle is clamped in the matching groove and can move back and forth along the matching groove.

In an exemplary embodiment, the first drive mechanism is a sonic motor.

In an exemplary embodiment, the toothbrush handle further comprises: the first driving mechanism and the electromagnet driving mechanism are both arranged in the shell, and the toothbrush head is arranged in front of the shell; and the elastic piece is pressed between the front end of the shell and the combined structure of the first driving mechanism and the electromagnet driving mechanism.

In an exemplary embodiment, the elastic member is a coil spring.

In an exemplary embodiment, the first drive mechanism and the electromagnet drive mechanism operate alternately to alternately drive the toothbrush head in a back-and-forth and up-and-down oscillating motion.

In an exemplary embodiment, the first driving mechanism drives the toothbrush head to vibrate up and down for N periods, and the electromagnet driving mechanism drives the toothbrush head to vibrate back and forth for M periods, wherein M is the same as or different from N.

In an exemplary embodiment, the first drive mechanism and the electromagnet drive mechanism operate together to drive the toothbrush head together in a back-and-forth and up-and-down motion.

The invention provides an electric toothbrush, which comprises a toothbrush head and a toothbrush handle of the electric toothbrush in any embodiment.

In an exemplary embodiment, the toothbrush head includes a plurality of toothbrush heads which are alternatively mounted.

According to the technical scheme, the electromagnet driving mechanism is assembled with the first driving mechanism, the toothbrush head of the electric toothbrush is mounted on a combined structure of the first driving mechanism and the electromagnet driving mechanism, the first driving mechanism can drive the toothbrush head to vibrate up and down, the electromagnet driving mechanism can drive the toothbrush head to vibrate back and forth, multi-dimensional tooth cleaning is achieved, the electromagnet driving mechanism is simple in structure and small in size, and the manufactured toothbrush handle is simpler and smaller in structure.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the structures shown in the drawings without creative efforts.

Fig. 1 is a front view schematically illustrating a power toothbrush according to a first embodiment of the present invention;

FIG. 2 is a left side elevational view of the powered toothbrush illustrated in FIG. 1;

FIG. 3 is a cross-sectional structural view of the electric toothbrush shown in FIG. 1;

FIG. 4 is a schematic cross-sectional view of the electromagnet drive mechanism of the electric toothbrush of FIG. 1;

FIG. 5 is a schematic view of the multi-dimensional motion control of the electric toothbrush shown in FIG. 1;

fig. 6 is a schematic sectional view showing an example of an electric toothbrush according to a second embodiment of the present invention;

fig. 7 is a schematic sectional view showing another example of the electric toothbrush according to the second embodiment of the present invention;

FIG. 8 is an enlarged view of the portion A of FIG. 7;

fig. 9 is a partial schematic view of the electric toothbrush of fig. 7.

Wherein, the correspondence between the reference numbers and the part names in fig. 1 to 4 and 6 to 9 is:

100 toothbrush heads, 200 toothbrush handles, 210 a first driving mechanism, 211 an output shaft, 212 a matching groove, 220 an electromagnet driving mechanism, 221 a first electromagnetic coil, 222 a permanent magnet, 230 a shell, 240 a second elastic element, 250 an elastic element, 260 a mounting sleeve and 261 a buckle.

The implementation, functional features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, and rear … …) in the embodiment of the present invention are only used to explain the relative position relationship between the components, the movement situation, etc. in a specific posture (as shown in the drawing), and if the specific posture is changed, the directional indicator is changed accordingly.

In addition, the descriptions related to "first", "second", etc. in the present invention are only for descriptive purposes and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one of the feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "connected," "secured," and the like are to be construed broadly, and for example, "secured" may be a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be interconnected within two elements or in a relationship where two elements interact with each other unless otherwise specifically limited. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In addition, the technical solutions in the embodiments of the present invention may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, such a combination of technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

Example one

Fig. 1 is a front view schematically illustrating a power toothbrush according to a first embodiment of the present invention. Fig. 2 is a left side view schematically illustrating the electric toothbrush shown in fig. 1. Fig. 3 is a sectional structural view of the electric toothbrush shown in fig. 1. Fig. 4 is a sectional view schematically showing the structure of the electromagnet driving mechanism in the electric toothbrush shown in fig. 1. Fig. 5 is a schematic view of multi-dimensional motion control of the electric toothbrush shown in fig. 1.

The present invention provides a power toothbrush, as shown in fig. 1 to 4, comprising a head 100 and a handle 200. Toothbrush handle 200 includes first drive mechanism 210 and electromagnet drive mechanism 220, and electromagnet drive mechanism 220 assembles together with first drive mechanism 210, and toothbrush head 100 is installed on the integrated configuration of first drive mechanism 210 and electromagnet drive mechanism 220, and first drive mechanism 210 can drive toothbrush head 100 to vibrate from top to bottom, and electromagnet drive mechanism 220 can drive toothbrush head 100 to vibrate from front to back. Wherein, the upper and lower direction is the upper and lower direction of the electric toothbrush which is transversely arranged when brushing teeth, the front and the back direction is the axial direction of the toothbrush handle 200 of the electric toothbrush which is transversely arranged when brushing teeth, and the brush hair of the toothbrush head faces to the teeth.

This electric toothbrush, electromagnet actuating mechanism 220 assembles together with first actuating mechanism 210, electric toothbrush's toothbrush head 100 is installed on the integrated configuration of first actuating mechanism 210 and electromagnet actuating mechanism 220, first actuating mechanism 210 drives toothbrush head 100 and vibrates from top to bottom, reciprocate to clean the tooth on the upper and lower direction, electromagnet actuating mechanism 220 drives toothbrush head 100 and vibrates from front to back, reciprocate to clean the tooth in the front and back direction, it is clean to realize the multidimension degree tooth, and electromagnet actuating mechanism 220 simple structure, the size is little, toothbrush handle 200 structure of making like this is simpler, small and exquisite, the outward appearance is also more pleasing to the eye, the cost is also lower, more accord with the design theory of enterprise's product optimization.

In an exemplary embodiment, as shown in FIG. 3, the first drive mechanism 210 is a sonic motor. The acoustic wave motor includes a housing, a stator assembly, a rotor assembly, an output shaft 211, and a rear end cap. Accommodation space is constituteed with the rear end cap to the shell, but stator module installs in the shell, but rotor subassembly radial movement's installation in stator module, and output shaft 211 is located the place ahead of rotor subassembly, and the rear end of output shaft 211 is fixed at the front end of rotor subassembly. The stator assembly is provided with four permanent magnets which are symmetrically arranged on two sides of the rotor assembly, and the two permanent magnets on the same side are opposite in magnetism. During operation of the sonic motor, the rotor assembly moves radially (i.e., oscillates up and down) within the stator assembly.

In an exemplary embodiment, as shown in fig. 3 and 4, the electromagnet driving mechanism 220 includes a first electromagnetic coil 221 and a magnetically controlled moving member, the magnetically controlled moving member is assembled with the first electromagnetic coil 221, the direction of the current in the first electromagnetic coil 221 changes, the magnetic poles on both sides of the first electromagnetic coil 221 change, and the magnetically controlled moving member is driven to oscillate back and forth by the mutual attraction or repulsion between the magnetic poles of the first electromagnetic coil 221 and the magnetic poles of the magnetically controlled moving member.

The first electromagnetic coil 221 is fixedly installed, and the magnetic control motion part is movably installed; or the first electromagnetic coil 221 is movably mounted, and the magnetic control moving part is fixedly mounted; the purpose of the present application can be achieved, and the purpose of the present application does not depart from the design concept of the present invention, and therefore, the present application shall not be described herein again, and shall fall within the protection scope of the present application.

In an exemplary embodiment, as shown in fig. 3 and 4, the magnetron movement part is provided as a permanent magnet 222, the permanent magnet 222 is provided in front of the first electromagnetic coil 221, and a second elastic member 240 is provided between the permanent magnet 222 and the first electromagnetic coil 221, and the second elastic member 240 may prevent the permanent magnet 222 and the first electromagnetic coil 221 from colliding with each other to generate noise and damage.

In an exemplary embodiment, as shown in fig. 3 and 4, the sonic motor is in front of the electromagnet drive 220 and the sonic motor is mounted on a permanent magnet 222. The brush head 100 is positioned in front of the sonic motor and the brush head 100 is mounted on the output shaft 211 of the sonic motor.

When the electromagnet driving mechanism 220 operates, the first electromagnetic coil 221 drives the permanent magnet 222 to oscillate back and forth, and the permanent magnet 222 carries the sonic motor and the brush head 100 together to oscillate back and forth. When the sonic motor operates, the output shaft 211 of the sonic motor vibrates up and down, and the toothbrush head 100 vibrates up and down along with the output shaft 211 of the sonic motor.

In an exemplary embodiment, the alternating operation of the sonic motor and the electromagnet drive mechanism 220 results in alternating back and forth and up and down oscillations of the toothbrush head 100, which results in better cleaning of the teeth and a cleaner, more complete cleaning of the teeth. It may be that the sound wave motor drives the toothbrush head 100 to vibrate up and down for N periods (T), and the electromagnet driving mechanism 220 drives the toothbrush head 100 to vibrate back and forth for M periods (T), so that the above steps are performed alternately. M and N are positive integers which can be reasonably set by a person skilled in the art according to design requirements. Can be as follows, M is 2, N is 3; or as M is 3 and N is 2; or M is 1 and N is 2 (shown in FIG. 5); or as M is 2 and N is 1; or as M is 3 and N is 1; or as M is 1 and N is 3; or can be 1 for M and 1 for N; or as M is 2 and N is 2; or the mode such as M is 3, N is 3, etc., and the mode can also realize a plurality of cleaning modes by controlling different ratios of the front and back vibration cycles and the up and down vibration cycles; the above objectives can be achieved without departing from the design concept of the present invention, and therefore, the details are not repeated herein and all of the objectives should fall within the protection scope of the present application. T may be set to 0.02s, 0.05s, 0.1s, etc., and may be set appropriately by those skilled in the art as needed.

Optionally, the sound wave motor drives the toothbrush head 100 to vibrate up and down, the electromagnet driving mechanism 220 drives the toothbrush head 100 to vibrate back and forth, and the up-down vibration and the back-forth vibration are performed alternately, so that teeth are cleaned; or the electromagnet driving mechanism 220 drives the toothbrush head 100 to vibrate back and forth, the sound wave motor drives the toothbrush head 100 to vibrate up and down, and the back and forth vibration and the up and down vibration are alternately carried out, so that the teeth are cleaned; the up-down vibration and the back-forth vibration of the toothbrush head 100 can be continuously performed; the brush head 100 may also be oscillated up and down and back and forth at intervals; those skilled in the art can reasonably set according to actual needs, and the purpose of the present application can be achieved, and the purpose of the present application is not departing from the design concept of the present invention, and therefore, the present application is not described herein again, and the present application is also within the protection scope of the present application.

In an exemplary embodiment, as shown in FIG. 3, handle 200 further includes: the shell 230, the sound wave motor and the electromagnet driving mechanism 220 are all arranged in the shell 230, and the toothbrush head 100 is positioned in front of the shell 230; and an elastic member 250 pressed between the front end of the case 230 and the housing of the sound wave motor to prevent the sound wave motor from colliding with the case 230 to generate noise and damage.

In an exemplary embodiment, as shown in fig. 3, the elastic member 250 is a coil spring, and the coil spring is fitted over the output shaft 211 of the sonic motor to be positioned.

In an exemplary embodiment, head 100 includes a plurality of heads 100 that are interchangeably mounted on handle 200 to ensure that only head 100 is purchased without the need to purchase handle 200 repeatedly after head 100 is fully used. The number of the toothbrush heads can be two, three or four, and the like, of course, one toothbrush head can be adopted, the toothbrush head can be non-detachably connected with the toothbrush handle, and the toothbrush head can also be detachably connected with the toothbrush handle, so that the purpose of the application can be achieved, the purpose of the application does not depart from the design idea of the invention, and the description is omitted, and the application is protected.

In an exemplary embodiment, the housing 230 is further provided with an operating switch, a power supply, a speed regulator, a charging interface, a circuit board, and the like. The circuit board comprises a voltage stabilizing circuit, a control circuit, a speed regulating circuit, a driving circuit and the like, and is matched with the operating switch, the power supply, the charging interface and the speed regulator to control the sound wave motor and the electromagnet driving mechanism 220 and charge the power supply. The power source may be provided as a lithium battery.

Example two

Fig. 6 is a sectional view schematically illustrating an example of an electric toothbrush according to a second embodiment of the present invention. Fig. 7 is a sectional view schematically illustrating another example of the electric toothbrush according to the second embodiment of the present invention. Fig. 8 is an enlarged view of a portion a of fig. 7. Fig. 9 is a partial schematic view of the electric toothbrush of fig. 7.

The difference between this embodiment and the first embodiment is that: as shown in fig. 6 to 9, the electromagnet driving mechanism 220 further includes a mounting sleeve 260, the mounting sleeve 260 is located in front of the acoustic wave motor, and the mounting sleeve 260 is sleeved on the output shaft 211 of the acoustic wave motor in a manner of being capable of moving back and forth; the brush head 100 is positioned in front of the mounting sleeve 260, and the brush head 100 is mounted on the mounting sleeve 260; the electromagnet driving mechanism 220 is located between the mounting sleeve 260 and the rotor assembly of the sonic motor, the permanent magnet 222 is fixed on the mounting sleeve 260, and the first electromagnetic coil 221 is fixed on the stator assembly (as shown in fig. 6) or the housing 230 (as shown in fig. 7 and 8) of the sonic motor. When the sound wave motor and the electromagnet driving mechanism 220 operate together to drive the toothbrush head 100 to vibrate together, the first electromagnetic coil 221 is fixed on the rotor assembly of the sound wave motor, so that the first electromagnetic coil 221 and the permanent magnet 222 are ensured to be always opposite, and the effect of driving the permanent magnet 222 to vibrate back and forth by the first electromagnetic coil 221 is better.

When the electromagnet driving mechanism 220 is operated, the first electromagnetic coil 221 drives the permanent magnet 222 to vibrate back and forth, and the permanent magnet 222 drives the toothbrush head 100 to vibrate back and forth through the mounting sleeve 260. When the sonic motor operates, the output shaft 211 of the sonic motor vibrates up and down, and the mounting sleeve 260, the permanent magnet 222 and the toothbrush head 100 vibrate up and down along with the output shaft 211 of the sonic motor.

The purpose of this application can also be achieved by this embodiment, and its purpose does not depart from the design idea of this invention, and it will not be described herein again, and it also falls into the scope of this application.

As shown in fig. 8 and 9, a buckle 261 is convexly provided on an inner side surface of the mounting sleeve 260, an elongated matching groove 212 is provided on an outer circumferential surface of the output shaft 211 of the sonic motor, and the buckle 261 extends into the matching groove 212 and is clamped in the matching groove 212 and can move back and forth along the matching groove 212, so that the mounting sleeve can be sleeved on the output shaft 211 of the sonic motor in a back and forth movement manner.

Alternatively, as shown in figure 6, mounting sleeve 260 may be a metal tube to which toothbrush head 100 is removably mounted.

Alternatively, as shown in figures 7-9, mounting sleeve 260 may be provided as a plastic liner that is non-removably secured to head 100. The plastic lining is provided with a first mounting groove, the permanent magnet 222 is fixed in the first mounting groove through waterproof glue, the front end of the housing 230 is provided with a second mounting groove, and the first electromagnetic coil 221 is fixed in the second mounting groove through waterproof glue.

EXAMPLE III

The difference between this embodiment and the first embodiment is that: the sound wave motor and the electromagnet driving mechanism run together, so that the toothbrush head is driven to vibrate back and forth and up and down together, namely when the toothbrush head vibrates up and down, the toothbrush head also vibrates back and forth. The purpose of this application can also be achieved by this embodiment, and its purpose does not depart from the design idea of this invention, and it will not be described herein again, and it also falls into the scope of this application.

Example four

The difference between this embodiment and the first embodiment is that: the magnetic control motion part is a second electromagnetic coil (not shown in the scheme), the first electromagnetic coil and the second electromagnetic coil are oppositely arranged, and the first electromagnetic coil and the second electromagnetic coil are simultaneously electrified to generate attraction or mutual repulsion force, so that the forward and backward vibration of the toothbrush head is realized. The purpose of this application can also be achieved by this embodiment, and its purpose does not depart from the design idea of this invention, and it will not be described herein again, and it also falls into the scope of this application.

EXAMPLE five

The difference between this embodiment and the first embodiment is that: the electromagnet driving mechanism is set as a telescopic cylinder (not shown in the figure in this scheme), and the telescopic cylinder can be an air cylinder or a hydraulic cylinder, and the like, and the purpose of the present application can also be achieved, and the purpose of the present application does not depart from the design concept of the present invention, and is not described herein again, and the present application also belongs to the protection scope of the present application.

In summary, according to the electric toothbrush provided by the invention, the electromagnet driving mechanism is assembled with the first driving mechanism, the toothbrush head of the electric toothbrush is mounted on the combined structure of the first driving mechanism and the electromagnet driving mechanism, the first driving mechanism can drive the toothbrush head to vibrate up and down, the electromagnet driving mechanism can drive the toothbrush head to vibrate back and forth, multi-dimensional tooth cleaning is realized, the electromagnet driving mechanism is simple in structure and small in size, and the toothbrush handle manufactured in the way is simpler and smaller in structure.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, and all equivalent structural changes made by using the contents of the specification and drawings, or any other related technical fields, which are directly or indirectly applied to the present invention, are included in the scope of the present invention.

Claims

1. A handle for a power toothbrush, comprising:

a first drive mechanism; and

electromagnet actuating mechanism, with first actuating mechanism assembles together, electric toothbrush's toothbrush head can be installed first actuating mechanism with electromagnet actuating mechanism's integrated configuration is last, first actuating mechanism is used for the drive the toothbrush head vibrates from top to bottom, electromagnet actuating mechanism is used for the drive the toothbrush head vibrates from front to back.

2. The toothbrush handle of an electric toothbrush according to claim 1, wherein the electromagnet driving mechanism comprises:

a first electromagnetic coil; and

a magnetically controlled moving part assembled with the first electromagnetic coil, the first electromagnetic coil being capable of driving the magnetically controlled moving part to oscillate back and forth.

3. The toothbrush handle of an electric toothbrush according to claim 2, wherein the magnetically controlled moving member is a permanent magnet or a second electromagnetic coil.

4. The toothbrush handle of claim 2, wherein the first driving mechanism is located in front of the electromagnet driving mechanism and mounted on the magnetically controlled moving member, and the brush head is located in front of the first driving mechanism and mounted on an output shaft of the first driving mechanism.

5. The toothbrush handle of an electric toothbrush according to claim 2, wherein the electromagnet driving mechanism further comprises:

the installation cover is located the place ahead of first actuating mechanism, and movably suit is in on first actuating mechanism's the output shaft, the toothbrush head is located the place ahead of installation cover, and install on the installation cover, electromagnet actuating mechanism is located the installation cover with between the first actuating mechanism, the magnetic control motion part is fixed on the installation cover.

6. The toothbrush handle of an electric toothbrush according to claim 5, wherein a catch is provided on the mounting sleeve, and a fitting groove is provided on the output shaft, the catch being caught in the fitting groove and being movable back and forth along the fitting groove.

7. The toothbrush handle of an electric toothbrush according to any one of claims 1 to 6, further comprising:

the first driving mechanism and the electromagnet driving mechanism are arranged in the shell, and the toothbrush head is positioned in front of the shell; and

and the elastic piece is pressed between the front end of the shell and the combined structure of the first driving mechanism and the electromagnet driving mechanism.

8. The handle for a power toothbrush according to any one of claims 1 to 6, wherein the first driving mechanism and the electromagnet driving mechanism are operated alternately to alternately drive the brush head to oscillate back and forth and up and down.

9. The handle of a power toothbrush of any one of claims 1 to 6, wherein the first drive mechanism and the electromagnet drive mechanism operate together to drive the head together in a back-and-forth and up-and-down motion.

10. An electric toothbrush comprising a toothbrush head and a toothbrush handle of the electric toothbrush of any one of claims 1 to 9.