CN214549702U

CN214549702U - Eccentric wheel electric toothbrush

Info

Publication number: CN214549702U
Application number: CN202022747859.2U
Authority: CN
Inventors: 袁江辉
Original assignee: Shanghai Barrow Electronic Technology Co ltd
Current assignee: Shanghai Barrow Electronic Technology Co ltd
Priority date: 2020-11-24
Filing date: 2020-11-24
Publication date: 2021-11-02
Anticipated expiration: 2030-11-24

Abstract

The utility model provides an eccentric wheel electric toothbrush belongs to articles for daily use technical field. It has solved the relatively weak problem of clean ability of current eccentric wheel electric toothbrush. The eccentric wheel electric toothbrush comprises a toothbrush handle, a toothbrush rod, a toothbrush head, bristles, a power device and an eccentric wheel, wherein the toothbrush head comprises a bristle planting surface and a non-bristle planting surface, and the power device is used for driving the eccentric wheel to rotate to generate vibration. The tooth brush is characterized in that the direction of a rotating shaft of the eccentric wheel is vertical to the hair planting surface, when the eccentric wheel is driven by a power device to rotate and vibrate, the vibration direction of the eccentric wheel and the hair planting surface are positioned on a parallel plane, the bristles are driven to move along the surface of a tooth, and the movement direction of the bristles is approximately parallel to the surface of the tooth. The utility model has the advantages of excellent cleaning ability, low cost and the like.

Description

Eccentric wheel electric toothbrush

Technical Field

The utility model belongs to the technical field of articles for daily use, in particular to eccentric wheel electric toothbrush.

Background

The society is developed with higher speed, and people's quality of life is also higher and higher, and more people pay close attention to self healthy, and tooth is closely related with our life, and the health of doubtful oral cavity is an important health index.

The toothbrush is also evolved from a traditional toothbrush to a present electric toothbrush, and the existing electric toothbrush has a working principle that a traditional power device is utilized to drive an eccentric wheel, and when the eccentric wheel is driven to rotate at a high speed, the toothbrush head is driven and even the whole toothbrush is driven to vibrate together, so that the toothbrush head drives bristles to vibrate on teeth; however, because the direction of vibration generated by the rotation of the eccentric wheel is not consistent with the moving direction of the bristles required by effective tooth brushing, the ratio of the moving direction of the bristles driven by the movement of the bristles to generate effective tooth brushing is not high, and the cleaning performance of the electric toothbrush is weak.

Disclosure of Invention

The utility model aims at providing an eccentric wheel electric toothbrush with outstanding cleaning capability and low cost aiming at the problems in the prior art.

The purpose of the utility model can be realized by the following technical proposal: the utility model provides an eccentric wheel electric toothbrush, its characterized in that, includes brush holder, brush-holder stud, brush head, brush hair and power device and eccentric wheel, the brush head is including planting the hair face and not planting the hair face, power device be used for driving the rotatory vibration that produces of eccentric wheel, the rotation axis direction perpendicular to of eccentric wheel the planting hair face, work as the eccentric wheel by power device drive and during rotatory vibrations, its vibrations direction can with planting the hair face be located a parallel plane, the brush hair can be driven along tooth surface motion, its direction of motion is parallel with the tooth surface.

The utility model discloses a theory of operation: because this eccentric wheel electric toothbrush, including brush holder, brush-holder stud, brush head, brush hair and power device and eccentric wheel, the brush head is including planting the hair face and not planting the hair face, and power device is used for driving the eccentric wheel rotation and produces the vibration, the rotation axis direction perpendicular to of eccentric wheel the planting hair face, when the eccentric wheel is driven by power device and rotatory vibrations, its vibrations direction can be located a parallel plane with planting the hair face, the brush hair can be driven along tooth surface motion, when the user uses, the direction of motion of brush hair is roughly parallel with the tooth surface, produces effective cleaning action, consequently clean effectual.

In the above-mentioned electric toothbrush with eccentric wheel, the power device and the eccentric wheel are arranged in the brush handle, the eccentric wheel is arranged on the power device, the direction of the rotation axis of the eccentric wheel is perpendicular to the direction of the bristle-planting plane of the toothbrush head, and the direction of the rotation center of the power device drive shaft is consistent with that of the eccentric wheel.

In the above-mentioned electric toothbrush with eccentric wheel, the power device and the eccentric wheel are directly connected or connected through a mechanical transmission structure.

In the above-mentioned electric toothbrush with eccentric wheel, the power device and the eccentric wheel are connected by a mechanical transmission structure.

In the above-mentioned electric toothbrush with eccentric wheel, the mechanical transmission structure comprises a pair of bevel gears, and the bevel gears are engaged at 45 °.

In the eccentric wheel electric toothbrush, a support is fixed in the inner half of the toothbrush handle.

In the above eccentric wheel electric toothbrush, the bracket is flexibly connected with the brush handle.

In the above-mentioned electric toothbrush with an eccentric wheel, the power device and the eccentric wheel are arranged on the bracket.

In the eccentric wheel electric toothbrush, the part of the bracket extending out of the toothbrush handle is provided with a flexible sealing ring to realize the waterproof function.

In the above-mentioned eccentric wheel electric toothbrush, the power device adopts replaceable batteries or built-in rechargeable batteries or external power supply to supply power.

In the above-mentioned eccentric electric toothbrush, the tooth contact surface of the brush head is made of a flexible material.

Compared with the prior art, the utility model has the advantages of cleaning ability is outstanding.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure, 1, a brush handle; 2. a brush bar; 3. a brush head; 4. brushing; 5. a power plant; 6. an eccentric wheel; 9. The tooth contact surface.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

As shown in figure 1, the eccentric wheel electric toothbrush comprises a brush handle 1, a brush rod 2, a brush head 3, brush hairs 4, a power device 5 and an eccentric wheel 6, wherein the brush head 3 comprises a hair planting surface and a non-hair planting surface, the power device 5 is used for driving the eccentric wheel 6 to rotate to generate vibration, the rotating shaft direction of the eccentric wheel 6 is perpendicular to the hair planting surface, when the eccentric wheel 6 is driven by the power device 5 to rotate and vibrate, the vibration direction and the hair planting surface are in a parallel plane, the brush hairs 4 can be driven to move along the surfaces of teeth, the movement direction is parallel to the surfaces of the teeth, and the teeth can be cleaned more effectively.

In a further detail, the power device 5 and the eccentric wheel 6 are arranged in the brush holder 1, the eccentric wheel 6 is arranged on the power device 5, the direction of the rotating shaft of the eccentric wheel 6 is vertical to the direction of the bristle planting plane of the toothbrush head 3, the direction of the driving shaft of the power device 5 is consistent with the direction of the rotating center of the eccentric wheel, the structure is simple, and the transmission effect is good.

In more detail, the power device 5 and the eccentric wheel 6 can be connected through a mechanical transmission structure, so that the power device 5 can be arranged in a direction suitable for the shape of the brush handle.

In a further elaboration, the mechanical transmission structure comprises a pair of bevel gears, the connection is stable, and the transmission effect is good.

In a further elaboration, the bevel gears are meshed at 45 degrees, and the connection mode of the two bevel gears ensures that simple and effective connection driving is realized under the condition that the eccentric wheel rotating shaft is vertical to the motor shaft.

In more detail, a support semi-fixed structure is semi-fixed in the brush handle 1, so that the movable degree of freedom can be limited, the vibration in an unnecessary direction can be reduced or eliminated, the required vibration direction is reserved, and the brushing direction of the brush hair 4 is better controlled.

In further detail, the support is flexibly connected with the brush holder 1, so that the vibration of the brush holder can be reduced or eliminated when the power device 5 works, and the use feeling of a user is improved.

In more detail, the power device 5 and the eccentric wheel 6 are arranged on the support, and the support can fix the power device 5 and the eccentric wheel 6, so that the work is stable, and the structure is firm.

In a further elaboration, the support is provided with the flexible sealing ring at the position extending out of the brush handle 1, so that the influence of the arrangement on the transmission of vibration is small, and the waterproof effect is good.

In further detail, the power device 5 adopts a replaceable dry battery or a built-in rechargeable battery or an external power supply to supply power, is suitable for various use environments, and can well meet the requirements of different users.

In further detail, the tooth contact surface 9 of the brush head 3 is made of a flexible material, so that vibration energy generated when the brush head carelessly hits teeth during tooth brushing can be absorbed, potential safety hazards are reduced, and the tooth brushing comfort degree is improved.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Although a large number of terms are used here more, the possibility of using other terms is not excluded. These terms are used merely to more conveniently describe and explain the nature of the present invention; they are to be construed in a manner that is inconsistent with the spirit of the invention.

Claims

1. The utility model provides an eccentric wheel electric toothbrush, its characterized in that, includes brush holder (1), brush-holder stud (2), brush head (3), brush hair (4) and power device (5) and eccentric wheel (6), brush head (3) including plant the hair face with non-plant the hair face, power device (5) be used for driving eccentric wheel (6) rotation production vibration, eccentric wheel (6) the rotation axis direction perpendicular to plant the hair face, work as eccentric wheel (6) when driven by power device and rotatory vibrations, its vibrations direction can be located a parallel plane with planting the hair face, brush hair (4) can be driven and move along tooth surface, its direction of motion is parallel with tooth surface.

2. An eccentric electric toothbrush according to claim 1, characterized in that the power device (5) and the eccentric (6) are arranged in the brush handle (1), the eccentric (6) is arranged on the power device (5), the rotating shaft direction of the eccentric (6) is vertical to the bristle planting plane direction of the toothbrush head (3), and the driving shaft of the power device (5) is consistent with the rotating center direction of the eccentric.

3. An eccentric electric toothbrush according to claim 1, characterized in that the power unit (5) and the eccentric (6) are connected by a mechanical transmission.

4. The eccentric electric toothbrush according to claim 3, wherein the mechanical transmission structure comprises a pair of bevel gears, the bevel gears being engaged at 45 °.

5. The eccentric electric toothbrush according to claim 1, characterized in that a bracket is fixed in the inner half of the handle (1).

6. Eccentric electric toothbrush according to claim 5, characterised in that the holder is flexibly connected to the handle (1).

7. An eccentric electric toothbrush according to claim 5, characterized in that the power device (5) and the eccentric (6) are arranged on the bracket.

8. The eccentric electric toothbrush according to claim 7, characterized in that the bracket is provided with a flexible sealing ring at the position extending out of the handle (1).

9. An eccentric electric toothbrush according to claim 1, characterized in that the power device (5) is powered by replaceable dry batteries or built-in rechargeable batteries or an external power source.

10. Eccentric electric toothbrush according to any of claims 1 to 8, characterised in that the tooth contact surface (9) of the brush head (3) is made of a flexible material.