CN210408652U

CN210408652U - Electric tooth brush

Info

Publication number: CN210408652U
Application number: CN201920895324.4U
Authority: CN
Inventors: 佘琪春
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-12
Filing date: 2019-06-12
Publication date: 2020-04-28
Anticipated expiration: 2029-06-12

Abstract

The utility model provides an electric toothbrush, which comprises a handle part, a brush handle part, a vibration mechanism and an absorption piece; the brush handle part is connected to the handle part, a brush head is arranged at one end of the brush handle part, which is far away from the handle part, the vibrating mechanism is arranged in the handle part, and an output shaft of the vibrating mechanism is connected with the brush head so as to drive the brush head to vibrate; the wave-absorbing shielding piece is embedded in the inner wall of the handle part, or the absorbing piece is sleeved on part of the outer wall of the brush handle part, so that the vibration mechanism is positioned in the absorbing piece. The technical scheme that this embodiment provided is through setting up absorbing piece to in fully cladding absorbing piece with the vibration mechanism, make absorbing piece can absorb the most radiation that produces when shielding vibration mechanism vibration, greatly reduced the harm to the user.

Description

Electric tooth brush

Technical Field

The utility model relates to the technical field of toothbrushes, in particular to an electric toothbrush.

Background

With the improvement of living standard, health problems including oral health are more and more concerned. Currently, oral care is mostly achieved by two kinds of toothbrushes: electric toothbrushes and ordinary toothbrushes. Wherein, the power of the electric toothbrush is derived from a vibration motor, and the vibration motor provides high-frequency vibration for the brush head.

However, the conventional vibration motor is a rotor-fixed type vibration motor, i.e., the vibration motor performs a reciprocating motion by the restoring forces of the torsion spring, the spring and the wire during operation. Therefore, the vibration motor generates a lot of radiation waves when vibrating, and the radiation waves are transmitted to the surrounding environment and cause harm to users.

Disclosure of Invention

The main objective of the utility model is to provide an electric toothbrush, the vibrating motor who has solved current electric toothbrush can produce more radiation wave when the vibration, and these radiation waves can propagate to all ring edge borders in, cause the problem of harm to the user.

In order to achieve the above object, the present invention provides an electric toothbrush, which comprises:

a handle portion;

the brush handle part is connected to the handle part, and one end of the brush handle part, which is far away from the handle part, is provided with a brush head;

the vibration mechanism is arranged in the handle part, and an output shaft of the vibration mechanism is connected with the brush head so as to drive the brush head to vibrate;

the absorbing piece is embedded in the inner wall of the handle part, or the absorbing piece is sleeved on the partial outer wall of the brush handle part, so that the vibration mechanism is located in the absorbing piece.

Further, the absorbent member has a thickness of 2mm to 5 mm.

Further, the absorbing member is at least one of nickel alloy, magnet alloy and magnetic copper composite.

Further, the electric toothbrush further comprises a circuit board, and the circuit board is electrically connected with the vibration mechanism.

Further, the electric toothbrush still includes the battery, it holds the chamber to have seted up in the handle portion, the battery install in hold the chamber, just the battery with circuit board electric connection.

Furthermore, the bottom end of the handle part is provided with a charging port for charging the battery.

Furthermore, the electric toothbrush also comprises a key and a switch arranged in the handle part and matched with the key, wherein the handle part is provided with a mounting hole, the periphery of the key is connected with the hole wall of the mounting hole, and the switch is triggered by the deformation of the middle part of the key when the key is pressed.

Furthermore, the brush head is a replaceable brush head, and the brush head is inserted, screwed or clamped on the brush handle.

Further, the vibration mechanism is a vibration motor.

Further, the handle portion and the handle portion are both made of a copolyester material.

In an embodiment of the present invention, an electric toothbrush includes a handle portion, a brush handle portion, a vibration mechanism, and an absorbent member; the brush handle part is connected to the handle part, a brush head is arranged at one end of the brush handle part, which is far away from the handle part, the vibrating mechanism is arranged in the handle part, and an output shaft of the vibrating mechanism is connected with the brush head so as to drive the brush head to vibrate; the wave-absorbing shielding piece is embedded in the inner wall of the handle part, or the absorbing piece is sleeved on part of the outer wall of the brush handle part, so that the vibration mechanism is positioned in the absorbing piece. The technical scheme that this embodiment provided is through setting up absorbing piece to in fully cladding absorbing piece with the vibration mechanism, make absorbing piece can absorb the most radiation that produces when shielding vibration mechanism vibration, greatly reduced the harm to the user.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments or examples of the present invention, the drawings used in the embodiments or examples 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 drawings without creative efforts.

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

FIG. 2 is a schematic cross-sectional view taken along A-A of FIG. 1;

FIG. 3 is a schematic view of an electric toothbrush according to another embodiment of the present invention;

fig. 4 is a schematic sectional view taken along the direction B-B in fig. 3.

The objects, 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 described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as upper, lower, 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 motion situation, etc. in a specific posture (as shown in the drawings), 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 for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicit ly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments 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, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.

As shown in figures 1-4, an embodiment of the present invention provides an electric toothbrush.

In one embodiment, as shown in fig. 1-4, the electric toothbrush includes a handle portion 1, a handle portion 2, a vibration mechanism 3, and an absorbent member 4. The brush handle part 2 is connected to the handle part 1, and one end of the brush handle part 2 departing from the handle part 1 is provided with the brush head 21, wherein, the handle part 1 and the brush handle part 2 are in an integrated structure, or the handle part 1 and the brush handle part 2 can also be in a split structure, that is, the handle part 1 is bonded on the brush handle part 2 through an adhesive, and the structure is not limited herein.

Alternatively, when the handle portion 1 is bonded to the brush holder portion 2 by an adhesive, the adhesive may be a sealing glue to prevent a gap between the handle portion 1 and the brush holder portion 2 from being formed, which may cause moisture to permeate into the interior of the electric toothbrush, so that electronic components in the electric toothbrush may be damaged. Of course, in other embodiments, other types of adhesives may be used to bond the handle portion 1 and the brush handle portion 2, as long as no gap is left after the bonding of the handle portion 1 and the brush handle portion 2, and the bonding is not limited herein.

Further, the handle part 1 and the brush handle part 2 are both made of PCTA (copolyester material), which has the characteristics of high transparency, high impact resistance, excellent fluidity, chemical resistance and good electroplating property, and has the density 16% lower than that of PC (polycarbonate), the processing cost 40% lower than that of PC, and the toughness 3 times higher than that of ABS (acrylonitrile-butadiene-styrene copolymer). Of course, in other embodiments, other materials may be used for the preparation, and are not limited herein.

Furthermore, the brush head 21 is a replaceable brush head, the brush head 21 can be connected with the brush handle 2 in an inserting, screwing or clamping manner, namely the brush head 21 is inserted into the brush handle 2; or the brush head 21 is screwed on the brush handle 2; or the brush head 21 is clamped with the brush handle 2; wherein the types of brush heads 21 include a bristle brush head, and a middle brush head between the bristle brush head and the bristle brush head, where different types of brush heads 21 can be replaced according to actual needs.

Further, a vibration mechanism 3 is installed in the handle portion 1, and an output shaft of the vibration mechanism 3 is connected to the brush head 21 to drive the brush head 21 to vibrate, thereby bringing the brush head 21 into contact with the surfaces of the user's teeth and cleaning the surfaces of the teeth. Specifically, the output shaft of the vibration mechanism 3 provides a vibration force to the brush head 21, and drives the brush head 21 to vibrate, so as to vibrate the teeth in contact with the brush head 21, so that the dirt on the surfaces of the teeth is removed, and the effect of cleaning the surfaces of the teeth is achieved.

Further, in other embodiments, while the output shaft of the vibration mechanism 3 provides the vibration force, the output shaft of the vibration mechanism 3 can also provide the rotation force to the bristles disposed on the brush head 21 and drive the bristles to rotate, so that the rotating bristles contact with the surfaces of the teeth and brush away the dirt on the surfaces of the teeth, thereby achieving the effect of cleaning the surfaces of the teeth. Of course, it can be understood that the output shaft of the vibration mechanism 3 provides vibration force to the brush head 21 and rotational force to the bristles disposed on the brush head 21, so as to achieve better cleaning effect.

Alternatively, the vibration mechanism 3 is a vibration motor. Alternatively, the vibration mechanism 3 is a rotary motor. Of course, in this embodiment, if the output shaft of the vibration mechanism 3 provides both the vibration force and the rotation force, a vibration motor, a rotation motor and a combination of the two can be provided to form the vibration mechanism 3, wherein the vibration motor provides the vibration force to the brush head 21, and the rotation motor provides the rotation force to the bristles of the brush head 21, so that the teeth cleaning effect can be achieved.

Further, in other embodiments, the vibration mechanism 3 may also be a vibration motor or a rotating motor, that is, the output shaft of the vibration motor or the rotating motor provides a vibration force and a rotating force to the brush head 21 to drive the brush head 21 to vibrate or rotate, so as to achieve the effect of cleaning teeth. Alternatively, the vibrating mechanism 3 may also be an air cylinder, that is, the output shaft of the air cylinder provides a vibrating force and a rotating force to the brush head 21, so as to drive the brush head 21 to vibrate or rotate, thereby achieving the effect of cleaning teeth. It is to be understood that the vibration mechanism 3 is not limited to a specific device, as long as the output shaft of the vibration mechanism 3 can provide a vibration force or a rotation force to achieve the effect of cleaning teeth.

Further, the output frequency of the vibration mechanism 3 is less than 8000 Hz.

Further, when the vibration mechanism 3 is a vibration motor, the output shaft of the vibration mechanism 3 provides a vibration force to the brush head 21, i.e. the distance between the vibration mechanism 3 and the brush head 21 is greater than 60mm, so that the vibration force generated by the vibration mechanism 3 does not harm the user.

Further, the vibration mechanism 3 is provided in the handle portion 1 in a large part, and when the vibration mechanism 3 drives the brush head 21 to vibrate, the vibration mechanism 3 generates a large amount of radiation, which may cause a great damage to a user. In order to reduce the harm of radiation generated by vibration to the body of a user, the electric toothbrush further comprises an absorption piece 4, wherein the absorption piece 4 is embedded in the inner wall of the handle part (as shown in figure 2), so that the vibration mechanism 3 is positioned in the absorption piece 4, even if the vibration mechanism 3 can be completely covered by the wave-absorbing shielding piece 4. Alternatively, the absorbing member 4 is sleeved on a part of the outer wall of the handle portion 1 (as shown in fig. 4), and the position of the absorbing member 4 is arranged corresponding to the area of the vibration mechanism 3, so that the vibration mechanism 3 is in the wave-absorbing shield 4, even though the wave-absorbing shield 4 can completely cover the vibration mechanism 3. Wherein, the absorption piece 4 is used for absorbing the radiation generated when the vibration mechanism 3 vibrates, so that the absorption piece 4 can absorb and shield most of the radiation generated when the vibration mechanism 3 vibrates, and the harm to users is greatly reduced.

Further, the number of the absorption members 4 can be two, that is, one of the absorption members 4 is embedded in the inner wall of the handle portion, and the other absorption member 4 is sleeved on a part of the outer wall of the handle portion 1, so that the absorption members 4 can absorb more radiation waves, and the effect of the electric toothbrush for absorbing the radiation waves is enhanced.

Through the detection of an authority inspection mechanism, the utility model provides an electric toothbrush, with the CE certification standard EN62233:2008/IEC62233:2005(Modified) test standard of household appliance EMF test, under the condition that no absorption piece is used, the electric toothbrush is 1cm away from the driving device, and the electromagnetic field intensity reaches more than 30 mG; after the absorption piece 4 is sleeved on part of the outer wall of the handle part 1, the intensity of the electromagnetic field is reduced to be below 3mG in a region 1cm away from the driving device; alternatively, when the absorbing member 4 is fitted inside the inner wall of the handle portion, the electromagnetic field strength falls below 3mG in an area 1cm from the driving means.

In the embodiment of the present invention, the electric toothbrush includes a handle portion 1, a handle portion 2, a vibrating mechanism 3, and an absorbing member 4; the brush handle part 2 is connected to the handle part 1, a brush head 21 is arranged at one end of the brush handle part 2, which is far away from the handle part 1, the vibration mechanism 3 is arranged in the handle part 1, and an output shaft of the vibration mechanism 3 is connected with the brush head 21 so as to drive the brush head 21 to vibrate; the absorption member 4 is embedded in the inner wall of the handle portion 1, or the absorption member 4 is sleeved on a part of the outer wall of the handle portion 1, so that the vibration mechanism 3 is located in the absorption member 4. The technical scheme that this embodiment provided is through setting up absorbing piece 4 to in completely wrapping absorbing piece 4 with vibration mechanism 3, make absorbing piece 4 can shield the radiation that produces when vibration mechanism 3 vibrates, make absorbing piece 4 can absorb the most radiation that produces when shielding vibration mechanism 3 vibrates, greatly reduced the harm to the user.

Further, as shown in fig. 2 or 4, the thickness d of the absorption member 4 is 2mm to 5mm to ensure that the absorption member 4 absorbs more radiation while the thickness of the electric toothbrush can be reduced, thereby miniaturizing the electric toothbrush.

Alternatively, the thickness d of the absorbent member 4 is 4 mm. Of course, in other embodiments, the thickness d of the absorbent member 4 may also have other values, such as: the thickness d of the absorbent member 4 is any value of 2mm to 5mm, and is not limited thereto.

Further, as shown in fig. 4, when the absorbing member 4 is sleeved on part of the outer wall of the handle portion 1, the height h of the absorbing member 4 is 30 mm-60 mm, so as to ensure that when the absorbing member 4 is sleeved on part of the outer wall of the handle portion 1, the absorbing member 4 does not affect the use of the handle portion 1, and can completely cover the position of the vibrating mechanism 3, so that the radiation generated by the vibration of the vibrating mechanism 3 is reduced to be emitted to the surrounding environment, and the harm of the radiation to the user is reduced.

Alternatively, the height h of the absorbent member 4 is 40 mm. Of course, in other embodiments, the height h of the absorbent member 4 may also have other values, such as: the height h of the absorbent member 4 is any value of 30mm to 60mm, and is not limited thereto.

Further, when the absorbent member 4 is embedded on the inner wall of the handle portion 1, the absorbent member 4 may be equal to the depth inside the handle portion 1, i.e., the absorbent member 4 extends to the bottom of the inner wall of the handle portion 1. Since the absorption member 4 is provided inside the handle portion 1, it is sufficient to ensure that the absorption member 4 covers the vibration mechanism 3, and the height thereof is not limited in the present embodiment.

Further, in order to make the absorption member 4 absorb the radiation generated when the vibration mechanism 3 vibrates and prevent the radiation from leaking, in the embodiment, the absorption member 4 is made of a high-permeability alloy, so that the absorption member 4 can absorb more radiation generated when the vibration mechanism 3 vibrates, and the harm of the radiation to the user is reduced. Wherein, the high magnetic permeability alloy can be at least one or more of nickel alloy, magnet alloy and magnetic copper composite, namely, the absorption piece 4 is at least one or more of nickel alloy, magnet alloy and magnetic copper composite. Of course, in other embodiments, the absorbing member 4 may also be other types of high permeability alloys, such as: ferrosilicon aluminum alloy, ferronickel niobium alloy, etc., can also make the absorption member 4 absorb more radiation, without limitation.

Further, the electric toothbrush further includes a circuit board (not shown), the circuit board is electrically connected to the vibration mechanism, the circuit board is a control center of the vibration mechanism 3, that is, the circuit board can generate a control command and transmit the control command to the vibration mechanism 3, and the vibration mechanism 3 executes a corresponding operation according to the received control command, wherein the operation executed by the vibration mechanism 3 includes but is not limited to vibration, deceleration, acceleration, stop, rotation, and the like, and the specific operation can be set according to actual requirements, which is not listed herein.

Further, electric toothbrush still includes battery 5, has seted up in the handle portion 1 and has held chamber 11, and battery 5 is installed in holding chamber 11, and battery 5 and circuit board electric connection. The battery 5 is used for supplying voltage to the circuit board to ensure the normal operation of the circuit board. The battery 5 is a rechargeable battery, that is, when the battery 5 is short of power, the battery 5 can be charged by an external power source.

Further, the bottom end of the handle portion 1 is opened with a charging port 6 for charging the battery 5, and the charging port 6 includes, but is not limited to, a Type-C interface, a USB interface, or other types of interfaces, and is not limited herein.

Further, the electric toothbrush further comprises a key 7 and a switch 8 disposed in the handle portion 1 and engaged with the key 7, the handle portion 1 is provided with a mounting hole (not shown), and the periphery of the key 7 is connected to the hole wall of the mounting hole, so that the switch 8 is triggered by the deformation of the middle portion of the key 7 when the key 7 is pressed. Wherein the switch 8 is used for starting the circuit board, i.e. the switch 8 is used for controlling the circuit board to be opened, so that the circuit board can control the vibration mechanism 3 to execute the corresponding operation.

It is understood that the number of the keys 7 and the switches 8 may be multiple, and the combination of multiple keys 7 may enable the keys 7 to trigger one or more switches 8, and combine one or more switches 8, so as to enable the circuit board to generate different control commands, such as: control instructions of vibration, deceleration, acceleration, stop, rotation, and the like are generated so that the vibration mechanism 3 can perform operations of vibration, deceleration, acceleration, stop, rotation, and the like.

The above is only the optional embodiment of the present invention, and not therefore the limit to the patent scope of the present invention, all the concepts of the present invention utilize the equivalent transformation made by the contents of the specification and the drawings, or the direct/indirect application in other related technical fields are included in the patent protection scope of the present invention.

Claims

1. An electric toothbrush, characterized in that the electric toothbrush comprises:

a handle portion;

the absorbing piece is embedded in the inner wall of the handle part, or the absorbing piece is sleeved on the partial outer wall of the handle part, so that the vibration mechanism is located in the absorbing piece.

2. The electric toothbrush according to claim 1, wherein the absorbent member has a thickness of 2 to 5 mm.

3. The electric toothbrush according to claim 2, wherein the absorbent member is at least one of a nickel alloy, a magnet alloy, and a magnetic copper composite.

4. The electric toothbrush of claim 1, further comprising a circuit board electrically connected to the vibration mechanism.

5. The electric toothbrush according to claim 4, further comprising a battery, wherein a cavity is formed in the handle portion, the battery is mounted in the cavity, and the battery is electrically connected to the circuit board.

6. The electric toothbrush according to claim 5, wherein a charging port for charging the battery is opened at a bottom end of the handle portion.

7. The electric toothbrush of claim 1, further comprising a button and a switch disposed within the handle portion and cooperating with the button, the handle portion having a mounting hole disposed thereon, a periphery of the button being connected to an aperture wall of the mounting hole to activate the switch by deformation of a middle portion of the button when the button is pressed.

8. The powered toothbrush as defined in claim 1, wherein the head is a replaceable head, the head being inserted, screwed or snapped onto the handle.

9. The powered toothbrush as defined in claim 1, wherein the vibratory mechanism is a vibratory motor.

10. The powered toothbrush as defined in claim 1, wherein the handle portion and the handle portion are made of a copolyester material.