CN221654654U

CN221654654U - Electric toothbrush

Info

Publication number: CN221654654U
Application number: CN202420029172.0U
Authority: CN
Inventors: 黄少东; 梁东海
Original assignee: Guangdong Alpha Health Technology Co ltd
Current assignee: Guangdong Alpha Health Technology Co ltd
Priority date: 2024-01-04
Filing date: 2024-01-04
Publication date: 2024-09-06
Anticipated expiration: 2034-01-04

Abstract

The utility model provides an electric toothbrush, which comprises a brush head assembly and a handle assembly which are combined with each other, wherein the handle assembly comprises a shell, and at least one part of a control assembly, an inner support, a motor assembly, a power supply and an output arm which are arranged in the shell, the control assembly is used for controlling a power switch and vibration parameters of the electric toothbrush, the motor assembly and the power supply are supported by the inner support, one end of the output arm is connected with the motor assembly, the other end of the output arm is connected with the brush head assembly, an annular bone structure is arranged on the inner support and is used for fixing the motor assembly, and the handle assembly also comprises at least one part of a supply assembly which is arranged in the shell, and a supply pipe is arranged in the supply assembly and is used for storing tooth cleaning objects.

Description

Electric toothbrush

Technical Field

The present utility model relates to the field of personal oral care implements, and more particularly to an electric toothbrush.

Background

The electric toothbrush is used as an oral care implement, the working principle is that the brush head generates high-frequency vibration through the rapid rotation or vibration of the motor core, toothpaste is instantaneously decomposed into fine foam to deeply clean the gaps between teeth, and meanwhile, the vibration of the brush hair can promote the blood circulation of the oral cavity and has a massage effect on gum tissues.

In the using process of the electric toothbrush, the vibration of the motor is a vibration source, the vibration of the output arm driven by the motor is middle vibration, and the vibration of the brush head driven by the output arm is a final technical effect to be realized; when the user uses the electric toothbrush, if the vibration of the vibration source and the middle vibration are obvious, the handle of the electric toothbrush can vibrate obviously, and larger using noise exists, so that the user experience is reduced.

When designing electric toothbrushes, it is often desirable to reduce the perception by the user of intermediate vibrations and vibrations of the vibration source, only presenting vibrations of the brush head, thereby facilitating reduced usage noise and improved brushing experience for the user.

In addition, the existing electric toothbrush is generally arranged in a split mode with toothpaste, and when the electric toothbrush and the toothpaste are used for traveling, a user needs to carry the electric toothbrush and the toothpaste respectively, so that the electric toothbrush is inconvenient to store, and the problem that the electric toothbrush is not convenient to use is solved.

Disclosure of utility model

Aiming at the technical problems, the utility model provides the electric toothbrush, which can make the vibration of the motor finer, so that a user can less perceive the vibration of the handle of the electric toothbrush, the noise of the electric toothbrush in use is reduced, and the use experience of the user is improved; and the electric toothbrush and toothpaste are integrally arranged, so that the problem of inconvenient travel caused by carrying the electric toothbrush and the toothpaste respectively is solved.

The technical scheme adopted by the utility model is as follows:

The handle assembly further includes a conduit assembly having at least a portion disposed in the housing, at least a portion of the conduit assembly extending along a length of the electric toothbrush, one end of the conduit assembly being in communication with the supply tube and the other end being in communication with the brush head assembly.

The brush head assembly comprises bristles, a brush plate and a brush head handle, the bristles are arranged on the brush plate, the brush head handle extends along the length direction of the electric toothbrush in a direction away from the bristles, cavities are respectively arranged in the brush plate and the brush head handle, and the pipeline assembly is communicated with at least one of the brush plate and the brush head handle.

The feeding assembly is provided with a reel and an operating piece, the reel is arranged at the tail end below the feeding pipe, the operating piece is used for being stressed to roll the reel, and the reel is used for driving the feeding pipe to roll after rotating.

The operation piece is detachably connected with the scroll, the shell comprises a first shell and a second shell which are combined with each other, an exposure opening and a waterproof cover are arranged on the second shell, the exposure opening allows the operation piece to be exposed, and the waterproof cover is used for enabling the exposure opening of the second shell to be closed after the operation piece is detached.

The feeding assembly comprises a combining piece, a guiding piece and an elastic piece, wherein the shell comprises a first shell and a second shell, the guiding piece and the elastic piece are arranged in the second shell, the combining piece is arranged between the first shell and the second shell, one end of the combining piece is combined with the first shell, the other end of the combining piece is combined with the second shell, the guiding piece is used for guiding the second shell to be combined with the combining piece, and the elastic piece is arranged between the combining piece and the guiding piece and is used for ejecting the second shell after the second shell is combined with the combining piece in a releasing mode. Further, the connecting piece is provided with a transition part and a connecting part which are arranged in an intersecting mode, the second shell is provided with a connected part, the transition part is used for guiding the connected part to move to the intersecting position of the transition part and the connecting part, and the connecting part is used for being clamped with the connected part.

The housing comprises a first housing and a second housing, the supply assembly comprises a combining piece and an elastic piece, one end of the combining piece is combined with the first housing, the other end of the combining piece is combined with the second housing, and the elastic piece is arranged between the combining piece and the second housing and is used for enabling the second housing to pop out after the second housing is released from the housing.

Further, a motor mounting portion is arranged on the inner support and used for mounting the motor assembly, and one or more annular bones are arranged on the motor mounting portion. The motor installation department is last including two motor installation department curb plates that set up relatively along the direction perpendicular with electric toothbrush length direction, be provided with one or more annular bone between two motor installation department curb plates, when set up to a plurality of annular bones between two motor installation department curb plates, one end and one of them motor installation department curb plate of arbitrary annular bone are connected, and the other end is connected with another motor installation department curb plate, annular bone and two motor installation department curb plates enclose and form the motor installation cavity.

Drawings

Fig. 1 is an overall view of an electric toothbrush according to the present utility model.

Fig. 2 is an exploded view of a portion of the components involved in the present utility model.

Fig. 3 is a perspective view of the electric toothbrush according to the present utility model after hiding the first and second housings.

Fig. 4 is an exploded view of the input arm of the present utility model separated from the motor assembly.

Fig. 5 is a perspective view of an electric toothbrush according to a second embodiment of the present utility model.

Detailed Description

The present utility model will be described in detail with reference to the accompanying drawings.

FIG. 1 is an overall view of an electric toothbrush in accordance with the present utility model; FIG. 2 is an exploded view of a portion of the components involved in the present utility model; FIG. 3 is a perspective view of the electric toothbrush of the present utility model after concealing the first and second housings; FIG. 4 is an exploded view of the input arm and motor assembly of the present utility model; fig. 5 is a perspective view of an electric toothbrush according to a second embodiment of the present utility model.

Example one

Referring to fig. 1 to 5, the present utility model provides an electric toothbrush 100, the electric toothbrush 100 comprising a brush head assembly 102 and a handle assembly 101 combined with each other, the brush head assembly 102 being provided with a brush head 103 for acting on the oral cavity, and a user being able to use the electric toothbrush 100 by grasping the handle assembly 101. For convenience of the following description, defined herein: in the longitudinal direction, the side of the brush head assembly 102 is upper, and the side opposite to the side of the brush head assembly 102 is lower; the longitudinal direction is the length direction of the electric toothbrush, and the longitudinal direction is the up-down direction.

The handle assembly 101 includes a first housing 10, a second housing 11, a control assembly 20, an inner bracket 30, a motor assembly 40, a power source 50, an output arm 60, a duct assembly 70, and a supply assembly 80, the first housing 10 and the second housing 11 being coupled to each other in a longitudinal direction, at least a portion of the control assembly 20, at least a portion of the inner bracket 30, at least a portion of the motor assembly 40, at least a portion of the power source 50, at least a portion of the output arm 60, at least a portion of the duct assembly 70 being disposed in the first housing 10, and at least a portion of the supply assembly 80 being disposed in the second housing 11; the control assembly 20 is fixedly disposed on the first housing 10, specifically, the control assembly 20 may be fixedly connected with the inner bracket 30, or may be fixedly connected with an inner wall of the first housing 10, and in other embodiments, the control assembly 20 may also be fixedly disposed on the second housing 11. The control assembly 20 is provided with a control member and a control panel, and the control panel is electrically connected with the power supply 50 and the motor assembly 40 at the same time, so that a user can operate the control member to control the vibration parameters of the power switch and the electric toothbrush. The electric toothbrush 100 is further provided with a charging port (not shown) for charging, which may be provided at a plurality of positions of the electric toothbrush 100, and preferably at least a portion of the charging port according to the present embodiment is provided on the coupling 82, which is exposed when the user opens the second housing 11.

Further, the inner holder 30 is fixedly installed in the handle assembly 101, and a plurality of mounting portions are provided on the inner holder 30 for mounting and supporting at least a portion of the internal components of the electric toothbrush 100, such as at least a portion of the power source 50, at least a portion of the motor assembly 40, etc.; one end of the output arm 60 is connected with the motor assembly 40, the other end of the output arm 60 is connected with the brush head assembly 102, and then the motor assembly 40 drives the output arm 60 to vibrate, and the output arm 60 drives the brush head assembly 102 to vibrate. At least a portion of the duct assembly 70 extends in the longitudinal direction in the first housing 10, the supply assembly 80 includes a supply pipe 81 in which a tooth cleaner such as toothpaste (the tooth cleaner is described in this specification as toothpaste) is stored, and one end of the duct assembly 70 communicates with the supply pipe 81 and the other end communicates with the brush head assembly 102, so that the toothpaste can be delivered to the brush head assembly 102 through the duct assembly 70.

Further, the motor assembly 40 includes a hollow cup 41 and a motor 42, a cavity for accommodating the motor 42 is formed in the middle of the hollow cup 41, and the hollow cup 41 is fixedly connected with the output arm 60, and the motor 42 transmits the vibration force to the hollow cup 41 by transmitting the vibration force to the hollow cup 41, so that the hollow cup 41 transmits the vibration force to the output arm 60. The motor 42 and the output arm 60 are not directly connected, so that the motor 42 can be conveniently detached and replaced, the vibration transmission path between the motor 42 and the brush hair 103 is increased, the brush hair 103 can be conveniently vibrated more finely, and foam splashing is further reduced. In other embodiments, the motor assembly 40 may not include a hollow cup 41, but rather may be coupled to the motor 42 to transmit vibratory forces to the output arm 60.

Further, a motor mounting portion 31 is provided on the inner bracket 30, and the motor mounting portion 31 is used for fixedly mounting the motor assembly 40. Specifically, the motor mounting portion 31 includes two motor mounting portion side plates 32 that are disposed opposite to each other in a direction perpendicular to the longitudinal direction, one or more annular ribs 33 are disposed between the two motor mounting portion side plates 32, one end of any one of the annular ribs 33 is connected to one of the motor mounting portion side plates 32, the other end is connected to the other motor mounting portion side plate 32, a motor mounting cavity 34 is defined between the two motor mounting portion side plates 32 and the annular rib 33, the motor assembly 40 is mounted in the motor mounting cavity 34, the annular rib 33 is in contact with or not in contact with the hollow cup 41 of the motor assembly 40, and likewise, the motor mounting portion side plate 32 is in contact with or not in contact with the hollow cup 41. In the present embodiment, the annular bone 33 is provided in an arc shape. The design of the annular bone 33 can more stably fix the motor assembly 40, so that the motor assembly 40 can stably transmit vibration force along the longitudinal direction, but reduces vibration transmission in the direction perpendicular to the longitudinal direction, thereby reducing vibration of the handle assembly 101, reducing noise generation and improving user experience when the electric toothbrush 100 is used.

The pipe assembly 70 comprises a main pipe 71, an input pipe 72 and an output pipe 73 which are communicated with each other, wherein one end of the main pipe 71 is connected with the input pipe 72, and the other end is connected with the output pipe 73; at least a portion of the inlet tube 72 is located in the second housing 11, the inlet tube 72 is adapted to communicate with the supply tube 81, the outlet tube 73 is adapted to communicate with the brushhead assembly 102, and toothpaste stored in the supply tube 81 can pass through the inlet tube 72, the main tube 71, the outlet tube 73 to the brushhead assembly 102. The brush head assembly 102 comprises a brush plate 104 and a brush head handle 105 in addition to brush hair 103, wherein the brush hair 103 is connected with the brush plate 104; in the longitudinal direction, a brush head handle 105 extends from the brush plate 104 in a direction away from the bristles 103, the brush head handle 105 being fixedly connected to the output arm 60. The interior of the brush head handle 105 and the interior of the brush plate 104 each form a cavity, and the output tube 73 communicates with at least one of the brush head handle 105 and the brush plate 014. The brush plate 104 is provided with a through hole opening toward the bristles 103, through which toothpaste can be delivered to the bristles 103.

In addition to the supply tube 81, the supply assembly 80 further includes a coupling member 82, a guide member 83, a spool 84, and an elastic member 85, at least a portion of the supply tube 81, at least a portion of the coupling member 82, at least a portion of the guide member 83, at least a portion of the spool 84, and at least a portion of the elastic member 85 being located in the second housing 11. One end of the coupling member 82 is connected to the first housing 10, and the other end is connected to the second housing 11 such that the first housing 10 and the second housing 11 are coupled to each other in the longitudinal direction, and the first housing 10 covers at least a portion of the coupling member 82, and the second housing 11 covers at least a portion of the coupling member 82. The coupling member 82 is coupled to the first housing 10 and the second housing 11 in a coupling manner (e.g., fastening, screwing, etc.) commonly used in the art. In other embodiments, the coupling member 82 may not be provided, and the first housing 10 and the second housing 11 may be coupled by a coupling method commonly used in the art.

The spool 84 is provided below the supply pipe 81 and abuts or is connected to the lower end of the supply pipe 81, and the spool 84 extends in a direction perpendicular to the longitudinal direction; meanwhile, in a direction perpendicular to the longitudinal direction, the spool 84 is provided with an operation piece 86, and at least a portion of the operation piece 86 is exposed outside the second housing 11, i.e., the second housing 11 is provided with an exposure port allowing the operation piece 86 to be exposed. The operating member 86 is used for being stressed to rotate the scroll 84, so that the scroll 84 drives the lower part of the supply pipe 81 to be rolled up, and at the moment, the supply pipe 81 is extruded, and the toothpaste is conveyed upwards due to extrusion. The purpose of this design is to avoid leaving the supply tube 81 empty so that a user can continue to effectively supply toothpaste upward in the supply tube 81 when operating the operating member 86. The operation member 86 may be detachably connected to the spool 84, and further, a waterproof cover 12 may be provided on the second housing 11, and when the operation member 86 is not required, it may be detached and covered with the waterproof cover 12 to close the exposure port of the second housing 11.

A guide 83 is provided above the spool 84, a cavity being formed in the middle of the guide 83, in which cavity at least a portion of the supply tube 81 is located. Further, a guide portion 831 is provided on the guide 83, a guided portion (not shown in the drawing) is provided on the inner wall of the second housing 11, the guide portion 831 extends in the longitudinal direction, and the guide portion 831 serves to guide the guided portion to move in the longitudinal direction, and further guide the second housing 11 to move in the longitudinal direction. At least one elastic member 85 is disposed between the guide member 83 and the coupling member 82, and the elastic member 85 may be formed of a spring, a tension spring, a sponge, or the like, which is commonly used in the art, and has elasticity. Preferably, the coupling member 82 is provided with a transition portion 821 and a coupling portion 822, and the transition portion 821 is disposed to intersect the coupling portion 822; the transition 821 extends in the longitudinal direction and the junction 822 extends at the circumferential surface of the junction 82. Further, a coupled portion (not shown) for coupling with the coupling portion 822 is provided in the second housing 11, and the second housing 11 is coupled with the coupling member 82. During the process of combining the second housing 11 with the combining element 8, the guiding portion 831 and the transition portion 821 guide the second housing 11 in the longitudinal direction, the elastic member 85 is compressed, and when the combined portion of the second housing 11 moves to the intersection of the transition portion 821 and the combining portion 822, the second housing 11 is rotated in one direction, and the combined portion is engaged with the combining portion 822. When the second housing 11 needs to be removed, the second housing 11 is rotated in the opposite direction to the above-mentioned rotation direction, and when the coupled portion is rotated to the transition portion 821, the second housing 11 is ejected downward by the elastic potential energy released from the elastic member 85, and the user can easily remove the second housing 11.

Example two

The structure of the present embodiment is different from that of the first embodiment in that the supply assembly 80 is provided, and the duct assembly 70 and the guide 83 are not provided in the present embodiment, and the following description only describes the differences between the present embodiment and the first embodiment, and the rest of the same structure refers to the description of the first embodiment and is not repeated herein.

The supply assembly 80 of the present embodiment includes a coupling member 82, a supply pipe 81, and an elastic member 85, and a cavity is formed in the middle of the second housing 11, in which the supply pipe 81 is placed. One end of the coupling member 82 is coupled to the first housing 10, the other end is coupled to the second housing 11, the coupling manner of the second housing 11 and the coupling member 82 is described with reference to the first embodiment, and the elastic member 85 is disposed between the coupling member 82 and the second housing 11, for assisting the coupling or uncoupling of the second housing 11 and the coupling member 82, and the specific action of the elastic member 85 is described with reference to the first embodiment, and will not be repeated herein.

The utility model provides the electric toothbrush, which can make the vibration of the motor finer, so that a user can less perceive the vibration of the handle of the electric toothbrush, the noise of the electric toothbrush in use is reduced, and the use experience of the user is improved; and the electric toothbrush and toothpaste are integrally arranged, so that the problem of inconvenient travel caused by carrying the electric toothbrush and the toothpaste respectively is solved.

Claims

1. The utility model provides an electric toothbrush, includes brush head subassembly and handle subassembly that combines each other, a serial communication port, the handle subassembly includes casing and at least some control assembly, inner support, motor assembly, power, the output arm that set up in the casing, control assembly is used for controlling electric toothbrush's switch and vibration parameter, motor assembly and power are supported by the inner support, the one end of output arm is connected with motor assembly, and the other end is connected with brush head subassembly, be provided with annular bone structure on the inner support, annular bone structure is used for fixed motor assembly, and the handle subassembly still includes at least some supply assembly that sets up in the casing, be provided with the supply pipe in the supply assembly, the supply pipe is used for storing tooth cleaning object.

2. The powered toothbrush as defined in claim 1, wherein the handle assembly further comprises a conduit assembly at least a portion of which is disposed in the housing, at least a portion of the conduit assembly extending along a length of the powered toothbrush, one end of the conduit assembly being in communication with the supply tube and the other end being in communication with the brushhead assembly.

3. The electric toothbrush of claim 2, wherein the brush head assembly includes bristles disposed on the brush plate, a brush plate and a brush head handle extending along a length of the electric toothbrush in a direction away from the bristles, cavities being disposed in each of the brush plate and the brush head handle, and the conduit assembly communicates with at least one of the brush plate and the brush head handle.

4. The electric toothbrush according to claim 2, wherein the supply assembly is provided with a spool disposed at a lower end of the supply tube and an operating member for applying a force to roll the spool, the spool being adapted to rotate to cause the supply tube to roll up.

5. The electric toothbrush according to claim 4, wherein the operating member is detachably connected to the reel, the housing includes a first housing and a second housing coupled to each other, the second housing is provided with an exposure port allowing the operating member to be exposed, and a waterproof cover for closing the exposure port of the second housing after the operating member is detached.

6. The electric toothbrush according to claim 1, wherein the supply assembly includes a coupling member, a guide member, and an elastic member, the housing includes a first housing and a second housing, the guide member and the elastic member are disposed in the second housing, the coupling member is disposed between the first housing and the second housing, and one end of the coupling member is coupled to the first housing, the other end of the coupling member is coupled to the second housing, the guide member is for guiding the second housing to be coupled to the coupling member, and the elastic member is disposed between the coupling member and the guide member and is for ejecting the second housing after the second housing is uncoupled from the coupling member.

7. The electric toothbrush according to claim 6, wherein the coupling member is provided with a transition portion and a coupling portion which are disposed so as to intersect, the second housing is provided with a coupled portion for guiding the coupled portion to move to an intersection of the transition portion and the coupling portion, and the coupling portion is for being engaged with the coupled portion.

8. The electric toothbrush according to claim 1, wherein the housing comprises a first housing and a second housing, and the supply assembly comprises a coupling member having one end coupled to the first housing and the other end coupled to the second housing, and an elastic member disposed between the coupling member and the second housing and adapted to eject the second housing after the second housing is uncoupled from the housing.

9. The electric toothbrush according to any one of claims 1 to 8 wherein a motor mount is provided on the inner support for mounting a motor assembly, the motor mount having one or more annular bones provided thereon.

10. The electric toothbrush according to claim 9, wherein the motor mounting portion includes two motor mounting portion side plates disposed opposite to each other in a direction perpendicular to a longitudinal direction of the electric toothbrush, one or more annular ribs are disposed between the two motor mounting portion side plates, one end of each of the annular ribs is connected to one of the motor mounting portion side plates, and the other end is connected to the other motor mounting portion side plate, and the annular ribs and the two motor mounting portion side plates enclose a motor mounting cavity when a plurality of annular ribs are disposed between the two motor mounting portion side plates.