WO2011134124A1 - 电动牙刷高频振动电机 - Google Patents

电动牙刷高频振动电机 Download PDF

Info

Publication number
WO2011134124A1
WO2011134124A1 PCT/CN2010/001268 CN2010001268W WO2011134124A1 WO 2011134124 A1 WO2011134124 A1 WO 2011134124A1 CN 2010001268 W CN2010001268 W CN 2010001268W WO 2011134124 A1 WO2011134124 A1 WO 2011134124A1
Authority
WO
WIPO (PCT)
Prior art keywords
rotating shaft
spring piece
electric toothbrush
spring
vibration motor
Prior art date
Application number
PCT/CN2010/001268
Other languages
English (en)
French (fr)
Inventor
王凤梅
Original Assignee
Wang Fengmei
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Wang Fengmei filed Critical Wang Fengmei
Publication of WO2011134124A1 publication Critical patent/WO2011134124A1/zh

Links

Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K33/00—Motors with reciprocating, oscillating or vibrating magnet, armature or coil system
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61C—DENTISTRY; APPARATUS OR METHODS FOR ORAL OR DENTAL HYGIENE
    • A61C17/00—Devices for cleaning, polishing, rinsing or drying teeth, teeth cavities or prostheses; Saliva removers; Dental appliances for receiving spittle
    • A61C17/16—Power-driven cleaning or polishing devices

Definitions

  • the invention relates to the technical field of electric toothbrushes, in particular to a high-frequency vibration motor of an electric toothbrush. Background technique
  • the internal structure of the high-frequency vibration motor applied to the electric toothbrush is various, and the vibration generating unit is various, such as the patent nickname
  • the damping device comprises a fixing head fixedly sleeved in the inner cavity of the outer casing, and fixed.
  • One end of the outer end of the first end of the head has a post protruding from the opposite ends of the first end of the head, and a through hole is defined in the middle end of the end of the end of the end of the through hole.
  • the rotating shaft is fixedly connected with a follower at one end of the through hole, and the follower is fixed relative to the fixed part.
  • the damping device comprises a fixed sleeve a fixing head in the inner cavity of the outer casing, wherein one end of the outer end of the fixing head protrudes from the outer end of the fixing head with a post, wherein a through hole is formed in the inner portion, and the rotating shaft is fixedly connected through one end of the through hole
  • the object of the present invention is to provide a high-frequency vibration motor for an electric toothbrush which has a simple structure, is easy to locate, and has a long service life in view of the deficiencies of the prior art.
  • a high-frequency vibration motor for an electric toothbrush comprising a casing and a back cover disposed on the casing, wherein the casing is provided with a stator, a rotating shaft, an adjusting pad, a stator, and an adjusting pad.
  • the sleeve is disposed on the rotating shaft, and the output end of the rotating shaft passes through the rear cover.
  • the output end of the rotating shaft and the rear cover are connected by a spring piece.
  • the spring piece includes a spring body, and the left and right sides of the elastic body are respectively formed to rotate along with the rotating shaft.
  • the torsionally deformable elastic arm, the output end of the rotating shaft is snapped at the center of the elastic body, the top of the elastic arm is connected with the elastic body, and the bottom thereof is connected with the rear cover.
  • the left and right portions of the spring piece are rotationally symmetric.
  • the bottom of the elastic arm is bent and formed with a connecting seat, and the connecting seat is fixedly connected with the rear cover.
  • the spring piece as a whole is an integral knot formed by stamping and bending a metal piece.
  • the top of the elastic arm and the body of the elastic piece are connected by a connecting arm.
  • the top of the elastic arm and the body of the elastic piece may also be connected by a plurality of connecting arms connected end to end.
  • the spring body of the spring piece and the elastic arm are a sheet-like structure on the same vertical plane.
  • a card slot is opened at the center of the bottom of the main body of the spring, and the output end of the rotating shaft is fastened In the card slot.
  • the output end of the rotating shaft is connected to the spring piece through the driven member, and the follower is provided with a bayonet matching the post, the post is stuck in the bayonet, the follower is provided with the clamping slot, and the card on the main body of the elastic piece The slot is stuck in the slot of the follower.
  • the output end of the rotating shaft is provided with a connecting hole, and a corresponding mounting hole is arranged on the spring piece, and the connecting hole of the rotating shaft and the mounting hole of the spring piece are fixedly connected by a screw or a pin, and the bottom of the spring piece is fixed to the back cover by a gland on.
  • the spring body of the spring piece may also be a sheet-like structure on a face perpendicular to the elastic arm.
  • the output end of the rotating shaft is formed with a post, and the center of the elastic body is provided with a bayonet matching the post, and the post is snapped into the bayonet.
  • the utility model has the beneficial effects that the electric toothbrush high-frequency vibration motor provided by the invention comprises an outer casing and a rear cover, wherein the outer casing is provided with a stator, a rotating shaft, an adjusting pad, a stator, an output end of the rotating shaft and a spring through the rear cover.
  • the spring piece comprises a spring body, and the elastic body is formed on the left and right sides of the spring body, the output end of the rotating shaft is snapped at the center of the elastic body, the top of the elastic arm is connected with the elastic body, and the bottom is connected with the back cover.
  • the motor generates power to drive the reciprocating rotation of the rotating shaft, and the spring piece connected with the rotating shaft reciprocates to generate a torsional deformation.
  • Embodiment 1 is an exploded perspective view of Embodiment 1 of the present invention
  • FIG. 2 is a schematic structural view of a spring piece according to Embodiment 1 of the present invention
  • FIG. 3 is a schematic view showing another structure of a spring piece according to Embodiment 1 of the present invention
  • FIG. 4 is a schematic structural view of a spring piece according to Embodiment 2 of the present invention
  • It is another structural schematic diagram of the spring piece of the second embodiment of the present invention
  • Figure 6 is an exploded perspective view of Embodiment 3 of the present invention.
  • Figure 7 is a schematic structural view of a spring piece according to Embodiment 3 of the present invention.
  • FIG. 8 is a schematic view showing another structure of a spring piece according to Embodiment 3 of the present invention
  • FIG. 9 is a schematic structural view of a spring piece according to Embodiment 4 of the present invention
  • FIG. 10 is another structure of a spring piece according to Embodiment 4 of the present invention.
  • Figure 11 is a schematic view showing still another structure of a spring piece according to Embodiment 4 of the present invention
  • Figure 12 is an exploded perspective view showing Embodiment 5 of the present invention;
  • Figure 13 is a schematic structural view of a follower according to Embodiment 5 of the present invention
  • Figure 14 is an exploded perspective view showing Embodiment 6 of the present invention
  • Figure 15 is a schematic structural view of a gland according to Embodiment 6 of the present invention.
  • Figure 16 is an exploded perspective view showing Embodiment 7 of the present invention.
  • Figure 17 is an exploded perspective view showing another structure of the seventh embodiment of the present invention.
  • Figure 18 is an exploded perspective view showing the structure of the seventh embodiment of the present invention.
  • FIG. 20 is an exploded perspective view showing another structure of the embodiment of the present invention.
  • FIG. 21 is an exploded perspective view showing another structure of Embodiment 7 of the present invention. detailed description
  • the present invention includes a housing 1 and a rear cover 2 that is disposed on the housing 1.
  • the housing 1 is provided with a stator 3, a rotating shaft 4, an adjusting pad 5, a bearing 7, and a stator 3.
  • the adjusting pad 5 is sleeved on the rotating shaft 4, and the output end of the rotating shaft 4 passes through the rear cover 2.
  • the output end of the rotating shaft 4 and the rear cover 2 are connected by a spring piece 6.
  • the spring piece 6 has a rotationally symmetrical structure along the center of the elastic body 61.
  • the spring piece 6 includes a spring body 61.
  • the left and right sides of the elastic body 61 are respectively formed with elastic arms which can be twisted and deformed according to the rotation of the rotating shaft 4. 62.
  • the output end of the rotating shaft 4 is locked at the center of the elastic body 61, the top of the elastic arm 62 is connected with the elastic body 61, and the bottom of the elastic arm 62 is bent and formed with a connecting seat 63.
  • the connecting seat 63 is fixedly connected with the rear cover 2.
  • the spring main body 61 is rotatable with the rotary shaft 4, and the connecting seat 63 of the elastic arm 62 is fixed to the rear cover 2, so that the elastic arm 62 is forced to be twisted.
  • the spring piece 6 as a whole is an integral structure formed by stamping and bending a metal piece, and has good elasticity, stable structure and durability. Corners can be rounded at each corner of the spring leaf 6 to reduce stress at the corners.
  • the spring main body 61 of the spring piece 6 and the elastic arm 62 are in a sheet-like structure on the same vertical plane.
  • a card slot 65 is defined in the center of the bottom of the spring body 61, and the output end of the rotating shaft 4 is engaged in the card slot 65.
  • the motor of the present invention generates a power driving shaft 4 to reciprocally rotate, and drives the spring piece 6 connected to the rotating shaft 4 to reciprocally twist to generate a torsional deformation.
  • the spring piece 6 is twisted. Vibration amplitude It will reach the maximum, so that the swing amplitude of the motor is maximized. Due to the magnetic resistance of the motor itself, the vibration amplitude of the whole system reaches an equilibrium state, and the spring piece 6 and the motor generate motion in this equilibrium condition;
  • the structure is reasonable, the number of components is small, the processing technology is simple, the manufacturing is easy, the cost is low, the positioning is easy, and the service life is long.
  • the present embodiment is different from the first embodiment in that the top of the elastic arm 62 and the elastic body 61 are connected by a connecting arm 64, and the connecting arm 64 is disposed in the vertical direction, and the top is connected.
  • the top of the elastic arm 62 is connected to the bottom of the elastic body 61 at the bottom thereof, and the addition of the connecting arm 64 can increase the elastic deformation range of the spring piece 6.
  • the top of the elastic arm 62 and the elastic body 61 may be connected by a plurality of connecting arms 64 connected end to end.
  • Other structures and principles are the same as those of the first embodiment.
  • the present embodiment differs from the first embodiment in that the elastic body 61 of the spring piece 6 is a sheet-like structure on a surface perpendicular to the elastic arm 62, and the elastic main body 61 is perpendicular to the elastic arm 62.
  • the output end of the rotating shaft 4 is formed with a flat-shaped post 41.
  • the center of the elastic body 61 is provided with a bayonet 66 matched with the card 41.
  • the bayonet 66 can be a flat hole, a Z-shaped hole or other shapes. The hole and the post 41 are snapped into the bayonet 66, and other structures and principles are the same as those of the first embodiment.
  • the present embodiment differs from the third embodiment in that the top of the elastic arm 62 and the elastic body 61 are connected by a connecting arm 64, and the connecting arm 64 is disposed in the front-rear direction, and the rear end is connected.
  • the top of the elastic arm 62 is connected to the front end of the elastic body 61.
  • the front end, the addition of the connecting arm 64 can increase the elastic deformation amplitude of the spring piece 6.
  • the top of the elastic arm 62 and the elastic body 61 may be connected by a plurality of connecting arms 64 connected end to end.
  • Other structures and principles are the same as those of the third embodiment.
  • the present embodiment differs from the first embodiment in that the output end of the rotating shaft 4 is connected to the spring piece 6 via the follower 8, and the top of the elastic arm 62 and the elastic body 61 can be directly connected. It can be connected by a connecting arm.
  • a bayonet 81 is provided which is matched with the post 41.
  • the bayonet 81 can be a flat hole, a Z-shaped hole or a hole of other shape, the card
  • the post 41 is snapped into the bayonet 81.
  • a clamping groove 82 matching the thickness of the elastic body 61 is disposed at a joint of the follower 8 and the elastic body 61.
  • the driven member 8 is an integral structure formed by stamping and bending a metal piece, and has good elasticity, stable structure and durability.
  • the motor of the present invention generates a power drive shaft 4 to reciprocally rotate, and drives the follower 8 connected to the rotating shaft 4, thereby causing the spring piece 6 stuck on the follower 8 to reciprocate to generate vibration, when the vibration frequency generated by the motor is close to or When the resonance frequency band rate of the spring piece 6 is reached, the vibration amplitude of the entire vibration system will be maximized, so that the swing amplitude of the motor is maximized, the number of structural components of the invention is small, the structure and the process are simple, the manufacturing is easy, the cost is low, and the positioning is easy. ; long lasting.
  • the present embodiment differs from the first embodiment in that the output end of the rotating shaft 4 is provided with a connecting hole 42 , and the spring piece 6 is correspondingly provided with a mounting hole 67 and a rotating shaft.
  • the connecting hole 42 of the 4 and the mounting hole 67 of the spring piece 6 are fixedly connected by screws or pins.
  • the connecting seat 63 of the spring piece 6 is fixed on the rear cover 2 through the gland 9.
  • the gland 9 is provided with a through slot 91.
  • the bottom of the through slot 91 is provided with a slot 92 matching the connecting seat 63.
  • the elasticity of the spring piece 6 The arm 62 passes through the through slot 91 and the connecting seat 63 is snapped into the slot 92.
  • the structure is flexible, stable and durable.
  • the motor of the present invention generates a power drive shaft 4 for reciprocal rotation, the shaft rotates the spring piece 6 to reciprocately rotate, the spring body 61 is coupled to the rotating shaft 4, the elastic arm 62 passes through the through groove 91 of the pressure cover 9, and the connecting seat 63 is fixed to the gland 9
  • the position of the card slot 92 when the vibration frequency generated by the motor approaches or reaches the resonance frequency band rate of the spring piece 6, the vibration amplitude of the entire vibration system will be maximized, thereby maximizing the swing amplitude of the motor, and the number of structural components of the present invention is small. Simple structure and process, easy to manufacture, low cost, easy to position and long service life. ,
  • the embodiment is different from the sixth embodiment in that the bottom of the elastic arm 62 is provided with a hole 68, and the rear cover 2 is opened at a position corresponding to the hole 68.
  • the hole position 21, the hole position 68 of the elastic arm 62 and the hole position 21 of the rear cover 2 are fixedly connected by screws or pins, and the structure is good in elasticity, stable in structure and durable.
  • the motor of the present invention generates a power driving shaft 4 to reciprocally rotate, the rotating shaft 4 drives the spring piece 6 to reciprocately rotate, the elastic body 61 is connected with the rotating shaft 4, the elastic arm 62 is fixedly connected with the rear cover 2 by screws or pins, and the rear cover 2 is fixed to the outer casing 1 , when the vibration frequency generated by the motor approaches or reaches the resonance frequency band rate of the spring piece 6, the vibration amplitude of the entire vibration system will be maximized, thereby maximizing the swing amplitude of the motor, the present invention
  • the number of structural components is small, the structure and process are simple, easy to manufacture, low in cost, easy to position, and long in service life.

Landscapes

  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Apparatuses For Generation Of Mechanical Vibrations (AREA)
  • Brushes (AREA)

Description

电动牙刷高频振动电机
技术领域
本发明涉及电动牙刷技术领域， 特指电动牙刷高频振动电机。 背景技术
现有技术中， 应用于电动牙刷的高频振动电机的内部结构多种 多样， 其振动产生单元更是多种多样， 如专利公幵号为
CN101554342A的中国专利所展示的为一电动牙刷驱动装置，其中有 三种振动单元的结构形式分别为： 第一种， 所述阻尼装置包括有一 固定套接在所述外壳内腔中的固定头， 固定头的一端端面外轮廓相 对两端分别伸出有一个卡柱， 其中部设有一通孔， 所述转轴穿过该 通孔的一端端部固定连接有一从动件， 从动件相对所述固定头一端 端面的外轮廓相对两端分别伸出有一卡柱； 还包括有一 "十"字型 弹簧固定壳， 该固定壳装设在所述固定头和从动件之间， 其伸出的 "十"字型突出部位外侧卡接在所述四个卡柱之间， 该四个 "十" 字型突出部位内侧分别装设有一阻尼弹簧；第二种， 所述阻尼装置包 括有 固定套接在所述外壳内腔中的固定头， 固定头的一端端面外 轮廓相对两端分别伸出有一个卡柱， 其中部设有一通孔， 所述转轴 穿过该通孔的一端端部固定连接有一从动件， 从动件相^ "所述固定 头一端端面的外轮廓相对两端分别伸出有一卡柱； 还包括有一 "十" 字型弹簧固定壳， 该固定壳装设在所述固定头和从动件之间， 其伸 出的"十"字型突出部位外侧卡接在所述四个卡柱之间，该四个 "十" 字型突出部位内侧分别装设有一阻尼弹簧； 第三种， 所述转轴的后 端连接有一减震件所述减震件一端固定连接在转轴的后端端盖， 其 另一端连接于固定在转轴内的固定座上。 所述的减震 i牛为弹簧的条 形体或棒形体。
以上三种结构均有结构复杂， 定位困难， 使用寿命短的缺点。 发明内容
本发明的目的就是针对现有技术存在的不足而提供一种结构简 单、 易于定位、 使用寿命长的电动牙刷高频振动电机。
为了实现上述目的， 本发明采用的技术方案是： 电动牙刷高频 '振动电机， 它包括有外壳和盖设在外壳上的后盖， 外壳内设有定子、 转轴、 调整垫， 定子， 调整垫套设在转轴上， 转轴的输出端穿出后 盖， 转轴的输出端与后盖之间通过弹簧片连接， 弹簧片包括有弹片 主体， 弹片主体左右两侧分别成型有可随着转轴转动而扭转变形的 弹性臂， 转轴的输出端卡接在弹片主体的中心处， 弹性臂的顶部与 弹片主体连接， 其底部与后盖连接。
所述弹簧片的左右两部分之间为旋转对称结构。
所述弹性臂的底部弯折成型有连接座， 连接座与后盖固定连接。 所述弹簧片整体为由一金属片经冲压弯折成型的一体式结 ί勾。 所述弹性臂的顶部与弹片主体之间通过一条连接臂连接。
所述弹性臂的顶部与弹片主体之间也可以是通过多条首尾相连 的连接臂连接。
所述弹簧片的弹片主体与弹性臂之间为位于同一竖直面上的片 状结构。 弹片主体底部的中心处开设有卡槽， 转轴的输出端卡接在 卡槽中。
'所述转轴的输出端通过从动件连接弹簧片， 从动件上设有与卡 柱匹配的卡口， 卡柱卡在卡口中， 从动件设有夹槽， 弹片主体上的 卡槽卡在从动件的夹槽中。
所述转轴的输出端开设有连接孔， 弹簧片上对应幵设有安装孔， 转轴的连接孔与弹簧片的安装孔之间通过螺丝或销钉固定连接， 弹 簧片的底部通过压盖固定在后盖上。
所述弹簧片的弹片主体也可以为位于与弹性臂垂直的面上的片 状结构。 转轴的输出端成型有卡柱， 弹片主体的中心处幵设有与卡 柱匹配的卡口， 卡柱卡接在卡口中。
本发明有益效果在于： 本发明提供的电动牙刷高频振动电机， 它包括有外壳和后盖， 外壳内设有定子、 转轴、 调整垫， 定子， 转 轴的输出端与.后盖之间通过弹簧片连接， 弹簧片包括有弹片主体， 弹片主体左右两侧分别成型有弹性臂， 转轴的输出端卡接在弹片主 体的中心处， 弹性臂的顶部与弹片主体连接， 其底部与后盖连接， 电机产生动力驱动转轴往复转动， 带动与转轴连接的弹簧片往复扭 转而产生扭转变形， 当电机产生往复运动的频率接近或达到弹簧片 的扭转共振频率时， 弹簧片扭转振动幅度将达到最大， 从而使电机 的摆动幅度达到最大， 由于受电机本身磁阻力的影响， 使整个系统 的振动幅度达到一平衡状态， 弹簧片及电机在此平衡条件产生运动； 本发明的结构合理， 元件数量少， 加工工艺简单， 易于制造， 成本 低， 易于定位， 使用寿命长。 附图说明
图 1是本发明实施方式 1的分解示意图；
图 2是本发明实施方式 1的弹簧片的结构示意图； 图 3是本发明实施方式 1的弹簧片的另一种结构示意图； 图 4是本发明实施方式 2的弹簧片的结构示意图； 图 5是本发朋实施方式 2的弹簧片的另一种结构示意图；
.图 6是本发明实施方式 3的分解示意图；
图 7是本发明实施方式 3的弹簧片的结构示意图；
- 图 8是本发明实施方式 3的弹簧片的另一种结构示意图； 图 9是本发明实施方式 4的弹簧片的结构示意图； 图 10是本发明实施方式 4的弹簧片的另一种结构示意图； 图 11是本发明实施方式 4的弹簧片的又一种结构示意图； 图 12是本发明实施方式 5的分解示意图；
.图 13是本发明实施方式 5的从动件的结构示意图； 图 14是本发明实施方式 6的分解示意图；
• 图 15是本发明实施方式 6压盖的结构示意图；
图 16是本发明实施方式 7的分解示意图；
图 17是本发明实施方式 7另一种结构的分解示意图； 图 18是本发明实施方式 7又一种结构的分解示意图； 图 19是本发明弹簧片在受力时的变形结构示意图；
.图 20是本发明实施方式 Ί另一种结构的分解示意图； 图 21 ¾本发明实施方式 7另一种结构的分解示意图。 具体实施方式
下面结合附图对本发明作进一步的说明：
实施方式 1
见图 1、 2、 3、 19所示， 本发明包括有外壳 1 和盖设在外壳 1 上的后盖 2， 外壳 1内设有定子 3、 转轴 4、 调整垫 5、 轴承 7， 定子 3 , 调整垫 5套设在转轴 4上， 转轴 4的输出端穿出后盖 2， 转轴 4 的输出端与后盖 2之间通过弹簧片 6连接。
. 弹簧片 6 的左右两部分之间为沿弹片主体 61 中心旋转对称结 构， 弹簧片 6包括有弹片主体 61， 弹片主体 61左右两侧分别成型有 可随着转轴 4转动而扭转变形的弹性臂 62， 转轴 4的输出端卡接在 弹片主体 61的中心处， 弹性臂 62的顶部与弹片主体 61连接， 弹性 臂 62的底部弯折成型有连接座 63， 连接座 63与后盖 2固定连接， 弹片主体 61可随着转轴 4转动， 而弹性臂 62的连接座 63被固定在 后盖 2上， 使得弹性臂 62被迫扭转。 弹簧片 6整体为由一金属片经 冲压弯折成型的一体式结构， 弹性好， 结构稳固， 耐用。 弹簧片 6 上的各个棱角处可以进行圆角， 以减小棱角处的应力。
弹簧片 6的弹片主体 61与弹性臂 62之间为位于同一竖直面上 的片状结构。 弹片主体 61底部的中心处开设有卡槽 65， 转轴 4的输 出端卡接在卡槽 65中。
本发明的电机产生动力驱动转轴 4往复转动， 带动与转轴 4连 接的弹簧片 6往复扭转而产生扭转变形， 当电机产生往复运动的频 率接近或达到弹簧 6片的扭转共振频率时 弹簧片 6扭转振动幅度 将达到最大， 从而使电机的摆动幅度达到最大， 由于受电机本身磁 阻力的影响， 使整个系统的振动幅度达到一平衡状态， '弹簧片 6及 电机在此平衡条件产生运动； 本发明的结构合理， 元件数量少， 加 工工艺简单， 易于制造， 成本低， 易于定位， 使用寿命长。
实施方式 2
. 见图 4、 5所示， 本实施方式与实施方式 1不同的是， 弹性臂 62 的顶部与弹片主体 61之间通过一条连接臂 64连接， 连接臂 64沿竖 直方向设置， 其顶部连接弹性臂 62的顶部， 其底部连接弹片主体 61 的底部， 增加了连接臂 64可以增大弹簧片 6弹性变形幅度。 当然， 弹性臂 62的顶部与弹片主体 61之间也可以是通过多条首尾相连的 连接臂 64连接， 其它结构和原理与实施方式 1相同。
实施方式 3
见图 6〜8所示， 本实施方式与实施方式 1 不同的是， 弹簧片 6 的弹片主体 61 为位于与弹性臂 62垂直的面上的片状结构， 弹片主 体 61与弹性臂 62垂直。 转轴 4的输出端成型有扁平状的卡柱 41， 弹片主体 61的中心处开设有与卡牲 41匹配的卡口 66，'卡口 66可以 是扁平状的孔、 Z型孔或其它形状的孔， 卡柱 41卡接在卡口 66中， 其它结构和原理与实施方式 1相同。
. 实施方式 4
. 见图 9~11所示， 本实施方式与实施方式 3不同的是， 弹性臂 62 的顶部与弹片主体 61之间通过一条连接臂 64连接， 连接臂 64沿前 后方向设置， 其后端连接弹性臂 62的顶部， 其前端连接弹片主体 61 的前端， 增加了连接臂 64可以增大弹簧片 6弹性变形幅度。 当然， 弹性臂 62的顶部与弹片主体 61 之间也可以是通过多条首尾相连的 连接臂 64连接， 其它结构和原理与实施方式 3相同。
' 实施方式 5
' 见图 12、 13所示， 本实施方式与实施方式 1不同的是， 转轴 4 的输出端通过从动件 8连接弹簧片 6， 弹性臂 62的顶部与弹片主体 61之间可以直接连接也可以通过一条连接臂连接。 从动件 8与输出 轴 4的输出端卡柱 41的交接中心处，设有与卡柱 41匹配的卡口 81， 卡口 81可以是扁平的孔、 Z型孔或其它形状的孔， 卡柱 41卡在卡口 81中。 从动件 8与弹片主体 61的连接处开设有与弹片主体 61厚度 匹配的夹槽 82，弹片主体 61上的卡槽 65卡在从动件 8的夹槽 82中， 其它结构和原理与实施方式 1相同。 从动件 8整体为由一金属片经 冲压弯折成型的一体式结构， 弹性好， 结构稳固， 耐用。
本发明的电机产生动力驱动转轴 4往复转动， 带动与转轴 4连 接的从动件 8，从而带动卡在从动件 8上的弹簧片 6往复扭转而产生 振动， 当电机产生的振动频率接近或达到弹簧片 6的共振频带率时， 整个振动系统的振动幅度将达到最大， 从而使电机的摆动幅度达到 最大， 本发明的结构元件数少， 结构和工艺简单， 易于制造， 成本 低， 易于定位; 使用寿命长。
实施方式.6
见图 14、 15所示， 本实施方式与实施方式 1不同的是， 转轴 4 的输出端开设有连接孔 42， 弹簧片 6上对应开设有安装孔 67， 转轴 4的连接孔 42与弹簧片 6的安装孔 67之间通过螺丝或销钉固定连接。 弹簧片 6的连接座 63通过压盖 9固定在后盖 2上， 压盖 9上开设有 通槽 91， 通槽 91的底部开设有与连接座 63匹配的卡槽 92， 弹簧片 6的弹性臂 62穿过通槽 91且连接座 63卡接在卡槽 92中，此结构弹 性好， 结构稳固， 耐用。
本发明的电机产生动力驱动转轴 4往复转动，转轴带动弹簧片 6 往复转动， 弹片主体 61与转轴 4连接， 弹性臂 62穿过压盖 9的通 槽 91， 连接座 63被固定在压盖 9的卡槽 92位置， 当电机产生的振 动频率接近或达到弹簧片 6 的共振频带率时， 整个振动系统的振动 幅度将达到最大， 从而使电机的摆动幅度达到最大， 本发明的结构 元件数少， 结构和工艺简单， 易于制造， 成本低， 易于定位， 使用 寿命长。 ，
实施方式 7
见图 16、 17、 18、 19、 20、 21所示， 本实施方式与实施方式 6 不同的是， 弹性臂 62的底部开设有孔位 68， 后盖 2与孔位 68对应 的位置开设有孔位 21，弹性臂 62的孔位 68与后盖 2的孔位 21之间 通过螺丝或销钉固定连接， 此结构弹性好， 结构稳固， 耐用。
本发明的电机产生动力驱动转轴 4往复转动， 转轴 4带动弹簧 片 6往复转动， 弹片主体 61与转轴 4连接， 弹性臂 62通过螺丝或 销钉与后盖 2固定连接， 而后盖 2被固定在外壳 1上， 当电机产生 的振动频率接近或达到弹簧片 6 的共振频带率时， 整个振动系统的 振动幅度将达到最大， 从而使电机的摆动幅度达到最大， 本发明的 结构元件数少， 结构和工艺简单， 易于制造， 成本低， 易于定位， 使用寿命长。
当然， 以上所述仅是本发明的较佳实施方式， 故凡依本发明专 利申请范围所述的构造、 特征及原理所做的等效变化或修饰， 均包 括于本发明专利申请范围内。

Claims

权利要求书
1、 电动牙刷高频振动电机， 它包括有外壳 （1) 和盖设在外壳
(1) 上的后盖 （2)， 外壳 （1) 内设有定子 （3)、 转轴 （4)、 调整 垫 （.5)， 定子 （3)， 调整垫 （5) 套设在转轴 （4) 上， 转轴 （4) 的 输出端穿出后盖 （2)， 其特征在于： 所述转轴 （4) 的输出端与后盖
(2)之间通过弹簧片 (6)连接， 弹簧片（6)包括有弹片主体（61)， 弹片主体 （61) 左右两侧分别成型有可随着转轴 （4) 转动而扭转变 形的弹性臂 （62)， 转轴 （4) 的输出端连接在弹片主体 （61) 的中 心处， 弹性臂 （62) 的顶部与弹片主体 （61) 连接， 其底部与后盖
(2) 连接。
2、根据权利要求 1所述的电动牙刷高频振动电机，其特征在于- 所述弹簧片 （6) 的左右两部分之间为旋转对称结构。
' 3、根据权利要求 1所述的电动牙刷高频振动电机，其特征在于： 所述弹性臂 （62) 的底部弯折成型有连接座 （63)， 连接座 （63) 与 后盖 （2) 固定连接。
4、根据权利要求 1所述的电动牙刷高频振动电机，其特征在于： 所述弹簧片 （6) 整体为由一金属片经冲压弯折成型的一体式结构。
5、根据权利要求 1所述的电动牙刷高频振动电机，其特征在于： 所述弹性臂（62)的顶部与弹片主体（61)之间通过一条连接臂（64) 连接。
' 6、根据权利要求 1所述的电动牙刷高频振动电机，其特征在于： 所述弹性臂 （62) 的顶部与弹片主体 （61) 之间通过多条首尾相连 的连接臂 （64) 连接。
7、 根据权利要求 1-6任意一项所述的电动牙刷高频振动电机， 其特征在于： 所述弹簧片 （6) 的弹片主体 （61) 与弹性臂 （62) 之 间为位于同一竖直面上的片状结构， 弹片主体 （61) 底部的中心处 开设有卡槽 （65)， 转轴 （4) 的输出端卡接在卡槽 （65) 中。
8、根据权利要求 7所述的电动牙刷高频振动电机，其特征在于： 所述转轴 （4) 的输出端通过从动件 （8) 连接弹簧片 （6)， 从动件
(8) 上设有与卡柱 （41) 匹配的卡口 （81)， 卡柱 （41) 卡在卡口 (81) 中， 从动件 （8) 设有夹槽 （^2)， 弹片主体 （61) 上的卡槽 (65) 卡在从动件 （8) 的夹槽 （82) 中。
.
9、根据权利要求 7所述的电动牙刷高频振动电机，其特征在于： 所述转轴 （4) 的输出端开设有连接孔 （42)， 弹簧片 （6) 上对应开 设有安装孔 （67)， 转轴 （4) 的连接孔 （42) 与弹簧片 （6) 的安装 孔 （67) 之间 ¾过螺丝或销钉固定连接， 弹簧片 （6) 的底部通过压 盖 （9) 固定在后盖 （2) 上。
10、 根据权利要求 1-6任意一项所述的电动牙刷高频振动电机， 其特征在于：所述弹簧片（6)的弹片主体（61 )为位于与弹性臂（62) 垂直的面上的片状结构， 转轴 （4) 的输出端成型有卡柱 （41)， 弹 片主体 （61) 的中心处开设有与卡柱 （41) 匹配的卡口 （66)， 卡柱
(41) 卡接在卡口 （66) 中。
PCT/CN2010/001268 2010-04-26 2010-08-20 电动牙刷高频振动电机 WO2011134124A1 (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN 201010155468 CN102111032B (zh) 2010-04-26 2010-04-26 电动牙刷高频振动电机
CN201010155468.X 2010-04-26

Publications (1)

Publication Number Publication Date
WO2011134124A1 true WO2011134124A1 (zh) 2011-11-03

Family

ID=44175094

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2010/001268 WO2011134124A1 (zh) 2010-04-26 2010-08-20 电动牙刷高频振动电机

Country Status (2)

Country Link
CN (1) CN102111032B (zh)
WO (1) WO2011134124A1 (zh)

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105827091A (zh) * 2016-03-16 2016-08-03 宁波赛嘉电器有限公司 一种电机
WO2018046760A1 (en) * 2016-09-12 2018-03-15 Koninklijke Philips N.V. Drive train assembly for a personal care device

Families Citing this family (22)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104994766B (zh) 2013-03-15 2017-10-03 洁碧有限公司 机械驱动式声波牙刷和水牙线
US9468511B2 (en) * 2013-03-15 2016-10-18 Water Pik, Inc. Electronic toothbrush with vibration dampening
CN103762817B (zh) * 2013-12-16 2016-08-17 宁波赛嘉电机有限公司 往复高频振动电机
CN104617732B (zh) * 2015-01-28 2017-04-12 上海携福电器有限公司 个人清洁护理用具
US9999486B2 (en) * 2015-03-18 2018-06-19 Ranir, Llc Spring mechanism for power device
EP3069833B1 (en) * 2015-03-18 2018-09-19 Ranir, LLC Spring mechanism for power device
US9929621B2 (en) * 2015-03-18 2018-03-27 Ranir, Llc Spring mechanism for power device
CN205568226U (zh) 2015-07-08 2016-09-14 洁碧有限公司 刷牙装置
CN106344196B (zh) * 2015-07-17 2018-11-30 拉尼尔有限责任公司 用于动力装置的弹簧机构
US10561480B2 (en) 2016-05-09 2020-02-18 Water Pik, Inc. Load sensing for oral devices
USD845636S1 (en) 2016-12-15 2019-04-16 Water Pik, Inc. Toothbrush handle
USD844997S1 (en) 2016-12-15 2019-04-09 Water Pik, Inc. Toothbrush handle
CN110267622B (zh) 2016-12-15 2021-08-13 洁碧有限公司 带有照亮特征的刷洗设备
WO2018206806A1 (en) * 2017-05-09 2018-11-15 Koninklijke Philips N.V. Vibration cancellation for personal care device
CN108814749A (zh) * 2018-06-19 2018-11-16 东莞市沃伦电子科技有限公司 往复扭转式驱动机构及护理装置
EP3934571B1 (en) * 2019-03-08 2023-07-19 Koninklijke Philips N.V. Flexible spring and motor assembly
ES2900459T3 (es) * 2019-05-02 2022-03-17 Braun Gmbh Motor con una pieza de motor móvil montada en un resorte y dispositivo de higiene personal que comprende un motor de este tipo
CN110474511A (zh) * 2019-08-20 2019-11-19 珠海迅东科技有限公司 一种应用于电动牙刷的高频震动结构
CN110601434A (zh) * 2019-09-25 2019-12-20 无音速(深圳)科技有限公司 一种电机
CN111277104B (zh) * 2020-02-28 2022-10-14 瑞声科技(新加坡)有限公司 旋转振动电机
CN215273521U (zh) * 2020-05-22 2021-12-24 深圳市力博得科技有限公司 简易驱动机构、电动牙刷手柄及电动牙刷
CN112220575B (zh) * 2020-11-11 2022-03-18 慈溪赛嘉电子有限公司 电动牙刷及其驱动机构

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1981423A (zh) * 2004-06-22 2007-06-13 太平洋生物科学实验室有限公司 为个人护理器具提供振动作用的电动机
CN101297776A (zh) * 2002-05-03 2008-11-05 皇家飞利浦电子股份有限公司 电动牙刷
CN101615836A (zh) * 2008-06-25 2009-12-30 三美电机株式会社 驱动器以及使用它的电动牙刷

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6997446B2 (en) * 2001-12-20 2006-02-14 Koninklijke Philips Electronics N.V. Spring member for rotational action
US6859968B2 (en) * 2002-06-24 2005-03-01 Koninklijke Philips Electronics N.V. Nodal mounted system for driving a power appliance
CN201018337Y (zh) * 2006-12-19 2008-02-06 横店集团东阳东磁电机有限公司 曲形弹片结构式小型振动电机

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101297776A (zh) * 2002-05-03 2008-11-05 皇家飞利浦电子股份有限公司 电动牙刷
CN1981423A (zh) * 2004-06-22 2007-06-13 太平洋生物科学实验室有限公司 为个人护理器具提供振动作用的电动机
CN101615836A (zh) * 2008-06-25 2009-12-30 三美电机株式会社 驱动器以及使用它的电动牙刷

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105827091A (zh) * 2016-03-16 2016-08-03 宁波赛嘉电器有限公司 一种电机
CN105827091B (zh) * 2016-03-16 2018-07-10 宁波赛嘉电器有限公司 一种电机
WO2018046760A1 (en) * 2016-09-12 2018-03-15 Koninklijke Philips N.V. Drive train assembly for a personal care device
CN109688969A (zh) * 2016-09-12 2019-04-26 皇家飞利浦有限公司 用于个人护理设备的动力传动系统组件
RU2754064C2 (ru) * 2016-09-12 2021-08-25 Конинклейке Филипс Н.В. Сборка приводного приспособления устройства личной гигиены
CN109688969B (zh) * 2016-09-12 2022-04-08 皇家飞利浦有限公司 用于个人护理设备的动力传动系统组件
US11649860B2 (en) 2016-09-12 2023-05-16 Koninklijke Philips N.V. Drive train assembly for a personal care device

Also Published As

Publication number Publication date
CN102111032A (zh) 2011-06-29
CN102111032B (zh) 2012-12-05

Similar Documents

Publication Publication Date Title
WO2011134124A1 (zh) 电动牙刷高频振动电机
JP5764136B2 (ja) 機械的に駆動される共振駆動型電動歯ブラシ
US5012147A (en) Domestic vibration apparatus with lever drive
US20190239993A1 (en) Fixing structure for use in driver apparatus of electric cleaning appliance
WO2010009633A1 (zh) 一种基于非接触磁耦合的电动牙刷
CN105686335A (zh) 用于生物体体表清洁的电动清洁毛刷
CN207625422U (zh) 一种电动牙刷用磁悬浮摆动电机
US20170194849A1 (en) Dual oscillating motor and vibration reduction methods in a personal care appliance
CN105997288A (zh) 用于电动洁齿器具高速往复旋转的驱动装置
TWI713560B (zh) 致動器以及電動理美容器具
CN107233029B (zh) 电动洗脸器
CN213068527U (zh) 一种撞击测试机构
CN208479445U (zh) 一种电动牙刷及其磁场四极定位转角限制振动电机
CN211610165U (zh) 电动牙刷
CN216162548U (zh) 一种声波电机及往复摆动的电动牙刷
CN210019758U (zh) 一种两个自由度振动的电动牙刷
CN219322161U (zh) 一种电机
CN108282054A (zh) 一种剪发机用振动电机
CN218920176U (zh) 一种振动马达
CN213547337U (zh) 驱动机构及护理装置
CN208401722U (zh) 用于电动牙刷的高频振动电机
WO2018018440A1 (zh) 洁面仪震动组件
CN218652429U (zh) 一种冲击机构
CN105978287A (zh) 振动刷驱动装置
CN113595324B (zh) 一种声波电机及其具有声波电机的电动牙刷

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 10850457

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

32PN Ep: public notification in the ep bulletin as address of the adressee cannot be established

Free format text: NOTING OF LOSS OF RIGHTS PURSUANT TO RULE 112(1) EPC

122 Ep: pct application non-entry in european phase

Ref document number: 10850457

Country of ref document: EP

Kind code of ref document: A1