CN219940857U - Electric toothbrush - Google Patents
Electric toothbrush Download PDFInfo
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- CN219940857U CN219940857U CN202320278907.9U CN202320278907U CN219940857U CN 219940857 U CN219940857 U CN 219940857U CN 202320278907 U CN202320278907 U CN 202320278907U CN 219940857 U CN219940857 U CN 219940857U
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- electric toothbrush
- gear
- eccentric
- connecting rod
- brush head
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- 230000000694 effects Effects 0.000 abstract description 8
- 238000004140 cleaning Methods 0.000 abstract description 6
- 230000001680 brushing effect Effects 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000003993 interaction Effects 0.000 description 1
- 230000008707 rearrangement Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of electric toothbrushes, and discloses an electric toothbrush. The electric toothbrush comprises a brush head, an eccentric gear, a connecting rod and a driving component. The eccentric gear comprises a gear part and an eccentric part, the axis of the gear part is arranged along a first direction, the first direction is the radial direction of the electric toothbrush, and the eccentric part is eccentrically arranged on the gear part; the first end of the connecting rod is connected with the brush head, and the second end of the connecting rod is rotationally connected with the eccentric part; the driving component is in driving connection with the gear part and is used for driving the eccentric gear to rotate. When the electric toothbrush is used, the driving assembly drives the eccentric gear to rotate through the gear part of the eccentric gear, the eccentric part drives the connecting rod to move, and the connecting rod further drives the brush head to move along the length direction of the electric toothbrush, so that the brush head can move along the length direction of the electric toothbrush. The electric toothbrush can move the brush head up and down according to the daily manual brushing habit of a person so as to simulate manual movement of the brush head to brush teeth, and the brush head is repeatedly moved to clean teeth, so that a better cleaning effect is achieved, and user experience is improved.
Description
Technical Field
The utility model relates to the technical field of electric toothbrushes, in particular to an electric toothbrush.
Background
Along with the development of society, the improvement of living standard, electric toothbrush uses more and more, and current electric toothbrush carries out the swing of a small margin through driving the brush head, forms high-frequency vibrations, improves clean effect during the use, and electric toothbrush is when using, needs manual drive brush head to reciprocate (along the length direction of toothbrush, and use experience is relatively poor, and current electric toothbrush product does not imitate manual function of reciprocating the brush head basically, and clean effect is relatively poor.
Based on this, there is a need for an electric toothbrush to solve the above-mentioned problems.
Disclosure of Invention
Based on the above, the utility model aims to provide the electric toothbrush which realizes the purpose of simulating the manual up-and-down movement of the brush head to brush teeth, achieves better cleaning effect and improves user experience.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
an electric toothbrush, comprising:
a brush head;
the eccentric gear comprises a gear part and an eccentric part, wherein the axis of the gear part is arranged along a first direction, the first direction is the radial direction of the electric toothbrush, and the eccentric part is eccentrically arranged on the gear part;
the first end of the connecting rod is connected with the brush head, and the second end of the connecting rod is rotatably connected with the eccentric part;
and the driving assembly is in driving connection with the gear part and is used for driving the eccentric gear to rotate.
As an electric toothbrush's preferred technical scheme, still include piston assembly, piston assembly includes piston and sleeve, telescopic axis sets up along the second direction, the second direction is electric toothbrush's length direction, piston sliding connection in the sleeve, piston one end connect in the first end of connecting rod, the other end connect in the brush head.
As a preferable technical scheme of the electric toothbrush, the piston is provided with a rotating shaft along the radial direction, and the first end of the connecting rod is hinged with the rotating shaft.
As a preferred technical scheme of the electric toothbrush, the driving assembly comprises a motor, an output shaft of the motor is provided with an output gear, and the output gear is in meshed connection with the gear part.
As a preferable technical scheme of the electric toothbrush, the second end of the connecting rod is provided with a circular hole, the outer wall of the eccentric part is identical to the outer wall of the circular hole in shape, and the circular hole is sleeved on the eccentric part.
As a preferable technical scheme of the electric toothbrush, the motor is a permanent magnet motor, the motor is arranged on one side of the gear part along the second direction, and the axis of the motor is arranged along the second direction.
As a preferred technical scheme of the electric toothbrush, the electric toothbrush further comprises a shell, wherein the eccentric gear, the connecting rod, the driving assembly and the piston assembly are all arranged in the shell.
As a preferable technical scheme of the electric toothbrush, a key is arranged on the outer wall of the shell, and the key is electrically connected with the driving assembly.
As a preferred embodiment of the electric toothbrush, the drive assembly further comprises a battery for powering the drive assembly.
As an optimal technical scheme of the electric toothbrush, a wireless charging coil is arranged at the bottom of the electric toothbrush, the battery is electrically connected with the wireless charging coil, and the battery can be charged through the wireless charging coil.
The beneficial effects of the utility model are as follows:
the utility model provides an electric toothbrush, when in use, a driving assembly drives an eccentric gear to rotate through a gear part of the eccentric gear, the eccentric gear drives the eccentric part to eccentrically rotate, and the eccentric part drives a connecting rod to move, so that the connecting rod further drives a brush head to move along the length direction of the electric toothbrush, and the brush head can move along the length direction of the electric toothbrush. According to the utility model, the brush head can be moved up and down according to the daily manual brushing habit of a person so as to simulate manual movement of the brush head to brush teeth, and the brush head is continuously and repeatedly moved to clean teeth, so that a better cleaning effect is achieved, and the user experience is improved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the following description will briefly explain the drawings needed in the description of the embodiments of the present utility model, and it is obvious that the drawings in the following description are only some embodiments of the present utility model, and other drawings may be obtained according to the contents of the embodiments of the present utility model and these drawings without inventive effort for those skilled in the art.
FIG. 1 is a cross-sectional view of an electric toothbrush provided in accordance with an embodiment of the present utility model;
FIG. 2 is a schematic view of a portion of an electric toothbrush according to an embodiment of the present utility model;
FIG. 3 is a second schematic view of a portion of an electric toothbrush according to an embodiment of the present utility model;
fig. 4 is a front view of an electric toothbrush provided in an embodiment of the present utility model.
The figures are labeled as follows:
1. a brush head;
2. an eccentric gear; 21. a gear portion; 22. a eccentric portion;
3. a connecting rod; 31. a circular hole;
4. a drive assembly; 41. a motor; 42. an output gear; 43. a battery; 44. a wireless charging coil;
5. a piston assembly; 51. a piston; 52. a sleeve; 53. a rotating shaft; 54. a connecting shaft;
6. a housing; 7. and (5) a key.
Detailed Description
The utility model is described in further detail below with reference to the drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the utility model and are not limiting thereof. It should be further noted that, for convenience of description, only some, but not all of the structures related to the present utility model are shown in the drawings.
In the description of the present utility model, unless explicitly stated and limited otherwise, the terms "connected," "connected," and "fixed" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
In the description of the present embodiment, the terms "upper", "lower", "left", "right", and the like are orientation or positional relationships based on those shown in the drawings, merely for convenience of description and simplicity of operation, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the utility model. Furthermore, the terms "first," "second," and the like, are used merely for distinguishing between descriptions and not for distinguishing between them.
As shown in fig. 1 and 2, the present embodiment provides an electric toothbrush including a brush head 1, an eccentric gear 2, a link 3, and a driving assembly 4.
Specifically, the eccentric gear 2 includes a gear portion 21 and an eccentric portion 22, the axis of the gear portion 21 being arranged in a first direction, the first direction being the radial direction of the electric toothbrush, the eccentric portion 22 being eccentrically arranged on the gear portion 21; the first end of the connecting rod 3 is connected with the brush head 1, the second end is rotatably connected with the eccentric part 22, and the connecting rod 3 is arranged along the length direction of the electric toothbrush; the driving assembly 4 is drivingly connected to the gear portion 21 for driving the eccentric gear 2 to rotate.
When the electric toothbrush is used, the driving assembly 4 drives the eccentric gear 2 to rotate through the gear part 21 of the eccentric gear 2, the eccentric gear 2 drives the eccentric part 22 to eccentrically rotate, the eccentric part 22 drives the connecting rod 3 to move, the connecting rod 3 further drives the brush head 1 to move along the length direction of the electric toothbrush, and the brush head 1 can move along the length direction of the electric toothbrush. The electric toothbrush can move the brush head 1 up and down according to the daily manual brushing habit of a person so as to simulate manual movement of the brush head 1 to brush teeth, and the brush head 1 is continuously and repeatedly moved to clean teeth, so that a better cleaning effect is achieved, and user experience is improved.
Preferably, as shown in fig. 2 and 3, the electric toothbrush further comprises a piston assembly 5, the piston assembly 5 comprises a piston 51 and a sleeve 52, the axis of the sleeve 52 is arranged along a second direction, the second direction is the length direction of the electric toothbrush, the piston 51 is slidably connected in the sleeve 52, one end of the piston 51 is connected to the first end of the connecting rod 3, the other end is connected to the brush head 1, and the piston 51 can be connected to the brush head 1 through a connecting shaft 54. By arranging the piston assembly 5, the piston 51 moves along the second direction, so that the brush head 1 is ensured to move along the second direction, the moving precision of the brush head 1 is improved, and the cleaning effect is improved. The first direction is X, the second direction is Y, and the first direction is perpendicular to the second direction.
When the connecting rod 3 moves, it rotates relative to the piston 51. Thus, in the present embodiment, the piston 51 is provided with the rotation shaft 53 in the radial direction, and the first end of the connecting rod 3 is hinged to the rotation shaft 53, so that the first end of the connecting rod 3 is rotatably connected to the piston 51. The second end of the connecting rod 3 is provided with a circular hole 31, the outer wall of the eccentric part 22 is the same as the outer wall of the circular hole 31 in shape, and the circular hole 31 is sleeved on the eccentric part 22, so that the second end of the connecting rod 3 is rotationally connected with the eccentric part 22.
Further, the driving assembly 4 includes a motor 41, an output shaft of the motor 41 is provided with an output gear 42, the output gear 42 is engaged with the gear portion 21, and the output shaft of the motor 41 is drivingly connected to the gear portion 21 through the output gear 42. In this embodiment, the motor 41 is a permanent magnet motor 41, which has small volume, light weight, large torque, high efficiency and energy saving, the motor 41 is disposed on one side of the gear portion 21 along the second direction, and the axis of the motor 41 is disposed along the second direction, which is beneficial to the spatial arrangement of the driving assembly 4 and reduces the radial dimension of the electric toothbrush.
The drive assembly 4 further comprises a battery 43, the battery 43 being used for powering the drive assembly 4. Preferably, the bottom of the electric toothbrush is provided with a wireless charging coil 44, the battery 43 is electrically connected to the wireless charging coil 44, and the battery 43 can be charged through the wireless charging coil 44. It should be noted that, wireless charging of the battery 43 by the wireless charging coil 44 is a common technical means in the prior art. In other embodiments, the battery 43 may also be charged by wired means.
As shown in fig. 1 and 4, the electric toothbrush further comprises a housing 6, and the eccentric gear 2, the connecting rod 3, the driving assembly 4 and the piston assembly 5 are all arranged in the housing 6 to form a body. The outer wall of the casing 6 is provided with a key 7, the key 7 is electrically connected to the driving assembly 4, and the starting and closing of the motor 41 and the rotation speed of the motor 41 can be controlled and regulated by operating the key 7.
The embodiment also provides the working principle of the electric toothbrush, which is as follows:
the battery 43 supplies power to the motor 41, the output shaft of the motor 41 rotates, the output gear 42 on the motor 41 drives the eccentric gear 2 to rotate, the eccentric gear 2 is connected with the connecting rod 3, the other end of the connecting rod 3 is connected with the piston 51, the piston 51 can reciprocate up and down (namely in the second direction) along with the eccentric gear 2 in a fixed stroke through the connecting rod 3, the brush head 1 is fixed on the piston 51 through the connecting shaft 54, and the brush head 1 can reciprocate up and down along with the driving of the motor 41 during operation, so that the brush head 1 is simulated to be manually moved for brushing teeth, and a better cleaning effect is achieved.
Note that the above is only a preferred embodiment of the present utility model and the technical principle applied. It will be understood by those skilled in the art that the present utility model is not limited to the particular embodiments described herein, but is capable of various obvious changes, rearrangements and substitutions as will now become apparent to those skilled in the art without departing from the scope of the utility model. Therefore, while the utility model has been described in connection with the above embodiments, the utility model is not limited to the embodiments, but may be embodied in many other equivalent forms without departing from the spirit or scope of the utility model, which is set forth in the following claims.
Claims (9)
1. An electric toothbrush, comprising:
a brush head (1);
an eccentric gear (2) comprising a gear part (21) and an eccentric part (22), wherein the axis of the gear part (21) is arranged along a first direction which is the radial direction of the electric toothbrush, and the eccentric part (22) is eccentrically arranged on the gear part (21);
the first end of the connecting rod (3) is connected with the brush head (1), and the second end of the connecting rod is rotatably connected with the eccentric part (22);
a driving assembly (4) which is in driving connection with the gear part (21) and is used for driving the eccentric gear (2) to rotate;
still include piston assembly (5), piston assembly (5) include piston (51) and sleeve (52), the axis of sleeve (52) sets up along the second direction, the second direction is electric toothbrush's length direction, piston (51) sliding connection in sleeve (52), piston (51) one end connect in the first end of connecting rod (3), the other end connect in brush head (1).
2. The electric toothbrush according to claim 1, characterized in that the piston (51) is provided with a rotation shaft (53) in the radial direction, the first end of the connecting rod (3) being hinged to the rotation shaft (53).
3. The electric toothbrush according to claim 1, characterized in that the second end of the connecting rod (3) is provided with a circular hole (31), the outer wall of the eccentric part (22) has the same shape as the outer wall of the circular hole (31), and the circular hole (31) is sleeved on the eccentric part (22).
4. The electric toothbrush according to claim 1, characterized in that the drive assembly (4) comprises a motor (41), an output shaft of the motor (41) being provided with an output gear (42), the output gear (42) being in meshed connection with the gear part (21).
5. The electric toothbrush according to claim 4, characterized in that the motor (41) is a permanent magnet motor (41), the motor (41) being provided on one side of the gear portion (21) in a second direction, an axis of the motor (41) being provided in the second direction.
6. The electric toothbrush according to claim 1, further comprising a housing (6), wherein the eccentric gear (2), the connecting rod (3), the drive assembly (4) and the piston assembly (5) are all disposed within the housing (6).
7. The electric toothbrush according to claim 6, characterized in that the outer wall of the housing (6) is provided with a key (7), the key (7) being electrically connected to the drive assembly (4).
8. The electric toothbrush according to claim 1, characterized in that the drive assembly (4) further comprises a battery (43), the battery (43) being used for powering the drive assembly (4).
9. The electric toothbrush according to claim 8, characterized in that a wireless charging coil (44) is provided at the bottom of the electric toothbrush, the battery (43) is electrically connected to the wireless charging coil (44), and the battery (43) can be charged by the wireless charging coil (44).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320278907.9U CN219940857U (en) | 2023-02-22 | 2023-02-22 | Electric toothbrush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320278907.9U CN219940857U (en) | 2023-02-22 | 2023-02-22 | Electric toothbrush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219940857U true CN219940857U (en) | 2023-11-03 |
Family
ID=88542405
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320278907.9U Active CN219940857U (en) | 2023-02-22 | 2023-02-22 | Electric toothbrush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219940857U (en) |
-
2023
- 2023-02-22 CN CN202320278907.9U patent/CN219940857U/en active Active
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