CN210185741U - Sound wave motor shaft for electric toothbrush - Google Patents
Sound wave motor shaft for electric toothbrush Download PDFInfo
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- CN210185741U CN210185741U CN201920357020.2U CN201920357020U CN210185741U CN 210185741 U CN210185741 U CN 210185741U CN 201920357020 U CN201920357020 U CN 201920357020U CN 210185741 U CN210185741 U CN 210185741U
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- motor shaft
- brush head
- waterproof
- bottom cover
- cup sleeve
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Abstract
The utility model discloses a sound wave motor shaft for an electric toothbrush, which comprises a motor shaft, wherein the head end of the motor shaft is provided with a waterproof cup sleeve buckling position, a waterproof cup sleeve clamping groove and a waterproof ring groove position, the waterproof cup sleeve clamping groove is arranged between the waterproof cup sleeve buckling position and the waterproof ring groove position, and the waterproof ring groove position is arranged at one side close to the tail end of the motor shaft; a brush head bottom cover is arranged outside the head end of the motor shaft, a brush head bottom cover groove is arranged inside the brush head bottom cover, and a brush head is arranged outside the brush head bottom cover; the utility model has more stable and reliable performance when in use, the motor shaft can fully transmit the torsion to the brush head, and the brush head has better cleaning effect; simultaneously, this kind of sound wave motor shaft has improved the stability and the life of toothbrush brush head, and this starter motor is with practical axle has simple structure, simple to operate, rational in infrastructure, advantage such as production is simple and easy.
Description
Technical Field
The utility model relates to a motor shaft especially relates to a sound wave motor shaft for electric toothbrush.
Background
By sonic toothbrush is meant a toothbrush in which the vibration frequency of the bristles/head is the same as or similar to the sonic frequency, and is therefore also called a sonic vibrating toothbrush. It is not literally understood that "sonic" brushing is used, but that the rapid movement of the bristles, similar to the frequency of the sonic vibrations, creates a superior cleaning effect nearly 100 times better than a conventional manual toothbrush.
One is that the brush head makes reciprocating linear motion, the other is that it makes rotary motion, and also a complete set of electric toothbrush with two kinds of brush heads. The bristles of the toothbrush head are made of soft plastic fibers, and the bristle ends are all processed into balls, so that teeth and a gum are not damaged, and the tooth brushing effect is not influenced.
The motor shaft in the prior art has low reliability, so that the frequency of the electric toothbrush is not stable enough.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects of the prior art, the utility model provides a sound wave motor shaft for an electric toothbrush, which can solve the problems in the background art.
In order to solve the technical problem, the utility model provides a following technical scheme:
a sound wave motor shaft for an electric toothbrush comprises a motor shaft, wherein a waterproof cup sleeve buckling position, a waterproof cup sleeve clamping groove and a waterproof ring groove position are arranged at the head end of the motor shaft, the waterproof cup sleeve clamping groove is arranged between the waterproof cup sleeve buckling position and the waterproof ring groove position, and the waterproof ring groove position is arranged on one side close to the tail end of the motor shaft; a brush head bottom cover is arranged outside the head end of the motor shaft, a brush head bottom cover groove is arranged inside the brush head bottom cover, and a brush head is arranged outside the brush head bottom cover.
Preferably, the cross section of the buckling position of the waterproof cup sleeve is U-shaped, and the included angle of the cross section is 53 degrees.
Preferably, the end surface of one side of the head end of the motor shaft, which is far away from the tail end, is a trapezoidal cross section with an arc.
Preferably, one side of the buckling position of the waterproof cup sleeve, which is far away from the tail end of the motor shaft, is provided with a plane port, and an included angle between the plane port and the central line is 172 degrees.
Preferably, the head end of the motor shaft is provided with a second plane and a third plane, and the second plane and the third plane are arranged on the side far away from the big head end.
Preferably, the head end of the motor shaft extends into the groove of the brush head bottom cover, a waterproof ring is arranged outside one side, close to the tail end, of the head end of the motor shaft, and a waterproof cup sleeve is arranged between the waterproof ring and the brush head bottom cover.
Compared with the prior art, the utility model discloses the beneficial effect that can reach is:
the sound wave motor shaft solves the technical problems that the motor shaft in the prior art is low in reliability and causes the frequency of the electric toothbrush to be unstable, the performance is more stable and reliable when the electric toothbrush is used, the motor shaft can fully transmit torsion to the brush head, and the electric toothbrush has a better cleaning effect; simultaneously, this kind of sound wave motor shaft has improved the stability and the life of toothbrush brush head, and this starter motor is with practical axle has simple structure, simple to operate, rational in infrastructure, advantage such as production is simple and easy.
Drawings
FIG. 1 is a schematic structural view of a sound wave motor shaft for an electric toothbrush according to the present invention;
fig. 2 is a schematic structural view of the sound wave motor shaft for an electric toothbrush of the present invention.
Wherein: 1. a motor shaft; 2. a waterproof ring; 3. a waterproof cup sleeve; 4. a brush head bottom cover; 5. a brush head; 6. a brush head bottom cover groove position; 7. the waterproof cup sleeve is buckled; 8. a waterproof cup sleeve clamping groove; 9. a waterproof ring slot position; 10. a second plane; 11. a third plane; 12. a planar port.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Referring to fig. 1-2, a sound wave motor shaft for an electric toothbrush includes a motor shaft 1, a waterproof cup holder fastening position 7, a waterproof cup holder clamping groove 8 and a waterproof ring groove position 9 are arranged at a head end of the motor shaft 1, the waterproof cup holder clamping groove 8 is arranged between the waterproof cup holder fastening position 7 and the waterproof ring groove position 9, and the waterproof ring groove position 9 is arranged at a side close to a tail end of the motor shaft 1; a brush head bottom cover 4 is arranged outside the head end of the motor shaft 1, a brush head bottom cover groove 6 is arranged inside the brush head bottom cover 4, and a brush head 5 is arranged outside the brush head bottom cover 4.
The section shape of the buckling position 7 of the waterproof cup sleeve is U-shaped, and the included angle of the section is 53 degrees.
The end surface of one side of the head end of the motor shaft 1 far away from the tail end is a trapezoid cross section with an arc.
One side of the waterproof cup sleeve buckling position 7, which is far away from the tail end of the motor shaft 1, is provided with a plane port 12, and the included angle between the plane port 12 and the central line is 172 degrees.
The head end of the motor shaft 1 is provided with a second plane 10 and a third plane 11, and the second plane 10 and the third plane 11 are provided on the side away from the large head end.
The head end of the motor shaft 1 extends into the brush head bottom cover groove 6 to be arranged, the outer part of one side, close to the tail end, of the head end of the motor shaft 1 is provided with a waterproof ring 2, and a waterproof cup sleeve 3 is arranged between the waterproof ring 2 and the brush head bottom cover 4.
The working principle is as follows: the sound wave motor shaft is pulled down to the position of waterproof circle trench 9 through waterproof circle 2 to motor shaft 1, waterproof glass holder 3 is buckled down to the trench of waterproof glass holder draw-in groove 8 on, buckles to the 6 plane departments of brush head bottom trench to motor shaft 1 down through brushing first bottom 4, buckles to waterproof glass holder in the middle of brushing first bottom 4 and detains position 7 department, and the brush holder can to brush first bottom 4 downward insertions. The technical problem of motor shaft 1 among the prior art reliability lower, lead to electric toothbrush frequency stable enough is solved, the more steady reliable of performance when reaching the use, motor shaft 1 can fully convey torsion to brush head 5 on, has better clean effect.
The sound wave motor shaft for the electric toothbrush solves the technical problem that the motor shaft 1 in the prior art is low in reliability and causes unstable frequency of the electric toothbrush, achieves more stable and reliable performance in use, can fully transmit torque force to the brush head 5 by the motor shaft 1, and has better cleaning effect; simultaneously, this kind of sound wave motor shaft has improved the stability and the life of the brush head 5 of toothbrush, and this starting motor has advantages such as simple structure, simple to operate, rational in infrastructure, production is simple and easy.
The embodiments of the present invention are not limited to the above embodiments, and according to the contents of the above embodiments of the present invention, the above preferred embodiments can also make modifications, replacements or combinations of other forms by using conventional technical knowledge and conventional means in the field without departing from the basic technical idea of the present invention, and the obtained other embodiments all fall within the scope of the present invention.
Claims (6)
1. A sound wave motor shaft for an electric toothbrush comprises a motor shaft (1) and is characterized in that a waterproof cup sleeve buckling position (7), a waterproof cup sleeve clamping groove (8) and a waterproof ring groove position (9) are arranged at the head end of the motor shaft (1), the waterproof cup sleeve clamping groove (8) is arranged between the waterproof cup sleeve buckling position (7) and the waterproof ring groove position (9), and the waterproof ring groove position (9) is arranged on one side close to the tail end of the motor shaft (1); the brush head cover is characterized in that a brush head bottom cover (4) is arranged outside the head end of the motor shaft (1), a brush head bottom cover groove (6) is arranged inside the brush head bottom cover (4), and a brush head (5) is arranged outside the brush head bottom cover (4).
2. The sonic motor shaft of claim 1 wherein the waterproof cup holder retaining portion (7) is U-shaped in cross-section and the angle of the cross-section is 53 °.
3. The sonic motor shaft of claim 1, wherein the motor shaft (1) has a trapezoidal cross-section with a circular arc at a side end surface of the motor shaft that is away from the tail end.
4. The sonic motor shaft for an electric toothbrush according to claim 1, wherein the waterproof cup sleeve fastening position (7) is provided with a plane port (12) at a side away from the tail end of the motor shaft (1), and the plane port (12) forms an angle of 172 ° with the center line.
5. A sonic motor shaft for an electric toothbrush according to claim 1, characterized in that the head end of the motor shaft (1) is provided with a second plane (10) and a third plane (11), the second plane (10) and the third plane (11) being arranged at the side remote from the larger head end.
6. The sonic motor shaft for the electric toothbrush according to claim 1, wherein the head end of the motor shaft (1) extends into the brush head bottom cover groove (6), a waterproof ring (2) is arranged outside one side of the head end of the motor shaft (1) close to the tail end, and a waterproof cup sleeve (3) is arranged between the waterproof ring (2) and the brush head bottom cover (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920357020.2U CN210185741U (en) | 2019-03-20 | 2019-03-20 | Sound wave motor shaft for electric toothbrush |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920357020.2U CN210185741U (en) | 2019-03-20 | 2019-03-20 | Sound wave motor shaft for electric toothbrush |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210185741U true CN210185741U (en) | 2020-03-27 |
Family
ID=69880934
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920357020.2U Active CN210185741U (en) | 2019-03-20 | 2019-03-20 | Sound wave motor shaft for electric toothbrush |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210185741U (en) |
-
2019
- 2019-03-20 CN CN201920357020.2U patent/CN210185741U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | "change of name, title or address" |
Address after: 519000 floor 52, No.12, Pingdong Third Road, Nanping Science and Technology Industrial Park, Xiangzhou District, Zhuhai City, Guangdong Province Patentee after: Zhuhai thumb Innovation Technology Co.,Ltd. Address before: 519000 room 118, 51 / F, No. 12, Pingdong 3 Road, Nanping Science Park, Xiangzhou District, Zhuhai City, Guangdong Province Patentee before: ZHUHAI DAMUZHI CROSS-BORDER E-COMMERCE Co.,Ltd. |
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| CP03 | "change of name, title or address" |