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WO2021139133A1 - 一种阻尼弹簧、装配有阻尼弹簧的音圈马达及照相装置 - Google Patents

一种阻尼弹簧、装配有阻尼弹簧的音圈马达及照相装置 Download PDF

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Publication number
WO2021139133A1
WO2021139133A1 PCT/CN2020/103742 CN2020103742W WO2021139133A1 WO 2021139133 A1 WO2021139133 A1 WO 2021139133A1 CN 2020103742 W CN2020103742 W CN 2020103742W WO 2021139133 A1 WO2021139133 A1 WO 2021139133A1
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WIPO (PCT)
Prior art keywords
damping spring
fixed
damping
voice coil
coil motor
Prior art date
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Ceased
Application number
PCT/CN2020/103742
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English (en)
French (fr)
Inventor
靖二勇
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New Shicoh Motor Co Ltd
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New Shicoh Motor Co Ltd
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Publication date
Application filed by New Shicoh Motor Co Ltd filed Critical New Shicoh Motor Co Ltd
Priority to US17/613,496 priority Critical patent/US12009720B2/en
Publication of WO2021139133A1 publication Critical patent/WO2021139133A1/zh
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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Classifications

    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
    • H02K41/02—Linear motors; Sectional motors
    • H02K41/035—DC motors; Unipolar motors
    • H02K41/0352—Unipolar motors
    • H02K41/0354—Lorentz force motors, e.g. voice coil motors
    • H02K41/0356—Lorentz force motors, e.g. voice coil motors moving along a straight path
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F1/00—Springs
    • F16F1/02—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
    • F16F1/14—Torsion springs consisting of bars or tubes
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16F—SPRINGS; SHOCK-ABSORBERS; MEANS FOR DAMPING VIBRATION
    • F16F1/00—Springs
    • F16F1/02—Springs made of steel or other material having low internal friction; Wound, torsion, leaf, cup, ring or the like springs, the material of the spring not being relevant
    • F16F1/14—Torsion springs consisting of bars or tubes
    • F16F1/16—Attachments or mountings
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K41/00—Propulsion systems in which a rigid body is moved along a path due to dynamo-electric interaction between the body and a magnetic field travelling along the path
    • H02K41/02—Linear motors; Sectional motors
    • H02K41/035—DC motors; Unipolar motors
    • H02K41/0352—Unipolar motors
    • H02K41/0354—Lorentz force motors, e.g. voice coil motors
    • H—ELECTRICITY
    • H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
    • H02K—DYNAMO-ELECTRIC MACHINES
    • H02K5/00—Casings; Enclosures; Supports
    • H02K5/24—Casings; Enclosures; Supports specially adapted for suppression or reduction of noise or vibrations
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H04N23/51—Housings
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H04N23/54—Mounting of pick-up tubes, electronic image sensors, deviation or focusing coils
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K1/00—Printed circuits
    • H05K1/18—Printed circuits structurally associated with non-printed electric components
    • H05K1/189—Printed circuits structurally associated with non-printed electric components characterised by the use of a flexible or folded printed circuit
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N23/00—Cameras or camera modules comprising electronic image sensors; Control thereof
    • H04N23/50—Constructional details
    • H04N23/55—Optical parts specially adapted for electronic image sensors; Mounting thereof

Definitions

  • the invention relates to the field of voice coil motors, in particular to a damping spring, a voice coil motor equipped with the damping spring, and a camera device.
  • the main structure of the existing voice coil motor is: housing, gasket, upper spring, magnet, coil, bracket, FPC, lower spring, and base.
  • the working principle of the voice coil motor is to use the interaction between the magnetic poles in the magnetic field generated by the permanent magnet and the energized coil to generate regular motion, and use the elastic force of the upper and lower shrapnel to push and pull, and the controlled current allows the carrier to move.
  • the lens allows the lens to move in a limited direction. At this time, the entire lens can be moved in a small distance, and the focal length can be changed to achieve the purpose of clear images.
  • the voice coil motor suddenly applies a large current to the coil, the coil is accelerated by force, and will decelerate when it encounters the upper spring and the lower spring. At this time, the coil is actually vibrating, and the lens is also vibrating along with the coil. It takes a long time to reach equilibrium, and the vibration decays slowly, which is not conducive to focusing and affects the final image quality.
  • the purpose of the present invention is to provide a damping spring, a voice coil motor equipped with the damping spring, and a camera device.
  • the damping spring has a buffering effect and ensures that the mover can effectively and quickly reduce the vibration when the mover is displaced up and down, and reach quickly. In a static state, the damping spring can automatically correct the concentricity of the mover up and down to ensure the verticality of the mover's rise and fall.
  • a damping spring comprising a moving end connected to the inner rotor of a voice coil motor, a fixed end connected to a fixed part in the voice coil motor, the moving end
  • a linear spring part is arranged between the fixed end part and the spring part is provided with a plurality of damping structures bent in a serpentine shape.
  • the present invention is further provided that: the damping structure, the moving end, and the fixed end are located in the same plane.
  • a further arrangement of the present invention is that: both the movable end and the fixed end are provided with connecting holes for convenient connection.
  • a further configuration of the present invention is that the number of connecting holes at the moving end and/or the connecting holes at the fixed end is set to be several.
  • a further arrangement of the present invention is: a voice coil motor equipped with a damping spring, comprising a housing, an upper spring, a magnet, a coil, a bracket, an FPC, a base, and a damping spring as claimed in the claims, the movement of the damping spring The end is fixed to the bracket, and the fixed end of the damping spring is fixed to the base.
  • a further arrangement of the present invention is that the number of the damping springs is four, and the four damping springs are separately provided at the four corner positions of the bracket.
  • a further configuration of the present invention is that the coil is fixed to the base, the magnet is fixed to the side wall of the support, the coil is connected to the FPC, and the FPC is fixed to the outer side wall of the base.
  • a further configuration of the present invention is that: the outer side wall of the base is provided with a plurality of magnetic conductive sheets corresponding to the coils.
  • the bracket is provided with a mounting groove for the damping spring device at the corner position
  • the side wall of the mounting groove is provided with a first protrusion for connecting with the connecting hole of the moving end
  • the base is provided with a fixing groove for connecting with the connecting hole of the fixing end.
  • the present invention is further provided as: a photographing device having the damping spring according to claim to any one of the claims.
  • the present invention has the following beneficial effects:
  • the damping spring can play a buffering role.
  • the damping spring can automatically correct the concentricity of the mover up and down to ensure movement. The verticality of the rise and fall of the child.
  • the structure of the voice coil motor is realized by replacing the lower spring with four damping springs, and the damping effect of the damping spring can effectively improve the stability of the movement of the bracket, increase the vibration attenuation speed of the lens, and quickly focus;
  • the connecting hole at the moving end of the damping spring is fixed with the first bump, the fixed end is inserted into the fixing groove, and the fixing groove is glued.
  • the glue enters the connecting hole to fix the fixed end, thereby facilitating the fixed installation of the damping spring.
  • the convenience performance of assembling the voice coil motor is improved, and the damping spring can be easily fixed at the same time.
  • FIG. 1 is a schematic diagram of the structure of Embodiment 1;
  • Figure 2 is an exploded schematic diagram of Embodiment 2
  • Figure 3 is a first structural diagram of some parts of the second embodiment
  • Figure 4 is a second structural diagram of some parts of the second embodiment
  • Fig. 5 is an enlarged view of part A of Fig. 4.
  • Embodiment 1 As shown in Fig. 1, a damping spring proposed by the present invention is characterized in that it includes a moving end 1.1 connected to the inner rotor of the voice coil motor, and a fixed end 1.2 connected to the fixed part of the voice coil motor.
  • a linear spring portion 1.3 is provided between the movable end portion 1.1 and the fixed end portion 1.2, and the spring portion 1.3 is provided with a plurality of damping structures 1.4 that are bent in a serpentine shape.
  • the damping structure 1.4 is set as The two damping structures 1.4 are arranged at intervals.
  • the moving end 1.1, the spring 1.3, and the fixed end 1.2 are integrally formed, and the moving end 1.1 and the fixed end 1.2 are all arranged in a flat shape, and the damping structure 1.4 is located in the same plane as the moving end 1.1 and the fixed end 1.2. This ensures that the entire damping spring 1 is arranged in a flat package, and when the moving end 1.1 and the fixed end 1.2 move toward or in the opposite direction, the two serpentinely curved damping structures 1.4 play a damping and buffering effect, thereby effectively avoiding or Reduce the vibration of the rotor connected to the moving end 1.1.
  • both the movable end 1.1 and the fixed end 1.2 are provided with connecting holes 1.5 for convenient connection, wherein the connecting hole 1.5 of the movable end 1.1 and the connecting hole 1.5 of the fixed end 1.2 can be provided in multiple.
  • the connecting hole 1.5 of the fixed end 1.2 is opened in two, and the two connecting holes 1.5 are arranged along the length direction of the damping spring 1. It is convenient to connect the damping spring 1 with the inner rotor of the voice coil motor and the fixed parts of the voice coil motor through the connecting hole 1.5, and multiple connecting holes 1.5 are provided through the fixed end 1.2 to facilitate the installation of the damping spring 1 and suitable for the voice coil motor. Installation location.
  • the damping spring 1 can play a buffering role, and when the mover is moved up and down, it can ensure that the mover can effectively and quickly reduce vibration and reach a static state quickly. At the same time, the damping spring 1 can automatically correct the concentricity of the mover up and down. Ensure the verticality of the mover ascending and descending.
  • Embodiment 2 A voice coil motor equipped with the damping spring described in embodiment 1, as shown in Figures 2 to 5, the voice coil motor includes a housing 2, an upper spring 3, a magnet 4, a coil 5, and a bracket 6 , FPC7, base 8, and the damping spring 1 described in embodiment 1, the moving end 1.1 of the damping spring 1 is fixed to the bracket 6, and the fixed end 1.2 of the damping spring 1 is fixed to the base 8 .
  • the structure of the voice coil motor is realized by replacing the lower spring with four damping springs 1, and the damping effect of the damping spring 1 can effectively improve the stability of the movement of the bracket 6, increase the vibration attenuation speed of the lens, and quickly focus.
  • the coil 5 is fixed to the inner wall of the base 8, and the magnet 4 is fixed to the side wall of the bracket 6, the coil 5 is connected to the FPC 7, and the FPC 7 is fixed to the outer side wall of the base 8.
  • a magnetic conductive sheet 9 corresponding to the coil 5 is provided on the outer side wall of the base 8, and the magnetic conductive sheet 9 and the coil 5 are arranged opposite to each other.
  • the four corner positions of the bracket 6 are provided with mounting slots 10 for the damping spring 1 device, and the side walls of the mounting slots 10 are provided with connecting holes 1.5 for the moving end 1.1.
  • the inner wall of the base 8 is provided with a fixing groove 12 for connecting the connecting hole 1.5 of the fixing end 1.2.
  • the connecting hole 1.5 of the movable end 1.1 of the damping spring 1 is fixed to the first protrusion 11, the fixed end 1.2 is inserted into the fixing groove 12, and the fixing groove 12 is glued, and the glue enters the connecting hole 1.5 to fix the fixed end 1.2, so as to facilitate the fixed installation of the damping spring 1, which improves the convenience of assembling the voice coil motor, and at the same time facilitates the fixing of the damping spring 1.
  • Embodiment 3 A photographing device.
  • the damping spring 1 described in Embodiment 1 is used to realize rapid damping of the lens in the photographing device and increase the focusing speed.

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  • Engineering & Computer Science (AREA)
  • Power Engineering (AREA)
  • Electromagnetism (AREA)
  • Physics & Mathematics (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • General Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Mechanical Engineering (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Reciprocating, Oscillating Or Vibrating Motors (AREA)
  • Lens Barrels (AREA)

Abstract

本发明公开了一种阻尼弹簧、装配有阻尼弹簧的音圈马达及照相装置，其技术方案要点是：一种阻尼弹簧，包括连接于音圈马达内转子的移动端部、连接于音圈马达内固定部件的固定端部，所述移动端部与固定端部之间设置有呈线形的弹簧部，所述弹簧部设置有若干个呈蛇形弯曲的阻尼结构。本发明中阻尼弹簧起到缓冲作用，当动子有上下位移时保证动子可以有效快速的减少震动，快速的到达静止状态，同时阻尼弹簧可以自动校正动子上下移动的同心度，保证动子上升和下降的垂直度。

Description

一种阻尼弹簧、装配有阻尼弹簧的音圈马达及照相装置 技术领域
本发明涉及音圈马达领域，尤其涉及到一种阻尼弹簧、装配有阻尼弹簧的音圈马达及照相装置。
背景技术
现有的音圈马达主要结构为：外壳、垫片、上弹簧、磁石、线圈、支架、FPC、下弹簧、底座。
音圈马达的工作原理是利用来自永久磁铁与通电线圈产生的磁场中磁极间的相互作用产生有规律的运动，并利用上弹片及下弹片的弹力来推拉、受控制的电流让载体来载动镜头，让镜头可以朝限定方向运动，此时就可以实现微距离移动整个镜头，改变焦距，实现清晰影像的目的。
音圈马达在突然对线圈施加较大电流后，线圈受力加速运动，遇到上弹簧及下弹簧时会减速运动，此时线圈实际是在振动，镜头随着线圈也是在振动，这就需要耗费较长的时间才能达到平衡，振动衰减得较慢，不利于对焦，影响最终的成像品质。
因此，我们有必要对这样一种结构进行改善，以克服上述缺陷。
发明内容
本发明的目的是提供一种阻尼弹簧、装配有阻尼弹簧的音圈马达及照相装置，阻尼弹簧起到缓冲作用，当动子有上下位移时保证动子可以有效快速的减少震动，快速的到达静止状态，同时阻尼弹簧可以自动校正动子上下移动的同心度，保证动子上升和下降的垂直度。
本发明的上述技术目的是通过以下技术方案实现的：一种阻尼弹簧， 包括连接于音圈马达内转子的移动端部、连接于音圈马达内固定部件的固定端部，所述移动端部与固定端部之间设置有呈线形的弹簧部，所述弹簧部设置有若干个呈蛇形弯曲的阻尼结构。
本发明的进一步设置为：所述阻尼结构、移动端部、固定端部位于同一平面内。
本发明的进一步设置为：所述移动端部、固定端部均开设有方便连接的连接孔。
本发明的进一步设置为：所述移动端部的连接孔和/或固定端部的连接孔设置为若干个。
本发明的进一步设置为：一种装配有阻尼弹簧的音圈马达，包括外壳、上弹簧、磁石、线圈、支架、FPC、底座，具有如权利要求所述的阻尼弹簧，所述阻尼弹簧的移动端部固定于所述支架，所述阻尼弹簧的固定端部固定于所述底座。
本发明的进一步设置为：所述阻尼弹簧设置为四个，四个阻尼弹簧分设于所述支架四个边角位置。
本发明的进一步设置为：所述线圈固定于所述底座，所述磁石固定于所述支架侧壁，所述线圈与所述FPC连接，所述FPC固定于所述底座外侧壁。
本发明的进一步设置为：所述底座外侧壁设置有若干个与线圈相对应的导磁片。
本发明的进一步设置为：所述支架边角位置开设有供所述阻尼弹簧装置的安装槽，所述安装槽侧壁设置有供移动端部的连接孔连接的第一凸块，所述底座内壁设置有供固定端部的连接孔连接的固定槽。
本发明的进一步设置为：一种照相装置，具有如权利要求至任意一条 权利要求所述的阻尼弹簧。
综上所述，本发明具有以下有益效果：
1)当移动端部与固定端部相向或反向移动时，通过两个呈蛇形弯曲的阻尼结构起到阻尼缓冲作用，进而有效避免或降低移动端部所述连接的转子的震动；
通过连接孔方便将阻尼弹簧与音圈马达内转子及音圈马达的固定部件连接，并且通过固定端部设置多个连接孔方便对阻尼弹簧的安装，并适用音圈马达的安装位置；
本申请中阻尼弹簧可以起到缓冲作用，当动子有上下位移时保证动子可以有效快速的减少震动，快速的到达静止状态，同时阻尼弹簧可以自动校正动子上下移动的同心度，保证动子上升和下降的垂直度。
2)通过四个阻尼弹簧替换下弹簧实现音圈马达的结构，并且通过阻尼弹簧所具有的阻尼减震效果，有效提高支架移动的稳定性能，提高镜头振动衰减速度，快速对焦；
通过阻尼弹簧移动端部的连接孔与第一凸块固定，固定端部插入固定槽内，并对固定槽上胶，胶水进入该连接孔达到固定住固定端部，从而方便固定安装阻尼弹簧，提高了组装音圈马达的便捷性能，同时方便固定阻尼弹簧。
附图说明
图1是实施例1的结构示意图；
图2是实施例2的爆炸示意图；
图3是实施例2的部分零件的结构示意图一；
图4是实施例2的部分零件的结构示意图二；
图5是图4的A部放大视图。
图中数字所表示的相应部件名称：1、阻尼弹簧；1.1、移动端部；1.2、固定端部；1.3、弹簧部；1.4、阻尼结构；1.5、连接孔；2、外壳；3、上弹簧；4、磁石；5、线圈；6、支架；7、FPC；8、底座；9、导磁片；10、安装槽；11、第一凸块；12、固定槽。
具体实施方式
为了使本发明实现的技术手段、创作特征、达成目的与功效易于明白了解，下面结合图示与具体实施例，进一步阐述本发明。
实施例1：如图1所示，本发明提出的一种阻尼弹簧，其特征在于：包括连接于音圈马达内转子的移动端部1.1、连接于音圈马达内固定部件的固定端部1.2，所述移动端部1.1与固定端部1.2之间设置有呈线形的弹簧部1.3，所述弹簧部1.3设置有若干个呈蛇形弯曲的阻尼结构1.4，本实施例中阻尼结构1.4设置为两个阻尼结构1.4呈间隔设置。移动端部1.1、弹簧部1.3、固定端部1.2一体成型，并且移动端部1.1、固定端部1.2均呈扁平状设置，阻尼结构1.4与移动端部1.1、固定端部1.2位于同一平面内。从而确保整个阻尼弹簧1呈扁平装设置，并且当移动端部1.1与固定端部1.2相向或反向移动时，通过两个呈蛇形弯曲的阻尼结构1.4起到阻尼缓冲作用，进而有效避免或降低移动端部1.1所述连接的转子的震动。
本实施例中，在移动端部1.1、固定端部1.2均开设有方便连接的连接孔1.5，其中移动端部1.1的连接孔1.5及固定端部1.2的连接孔1.5均可设置为多个。在本实施例中固定端部1.2的连接孔1.5开设为两个，两个连接孔1.5沿阻尼弹簧1长度方向排列。通过连接孔1.5方便将阻尼弹簧1与音圈马达内转子及音圈马达的固定部件连接，并且通过固定端部1.2设置多个连接孔1.5方便对阻尼弹簧1的安装，并适用音圈马达的安装位置。
本申请中阻尼弹簧1可以起到缓冲作用，当动子有上下位移时保证动 子可以有效快速的减少震动，快速的到达静止状态，同时阻尼弹簧1可以自动校正动子上下移动的同心度，保证动子上升和下降的垂直度。
实施例2：一种装配有实施例1所述的阻尼弹簧的音圈马达，如图2至图5所示，该音圈马达包括外壳2、上弹簧3、磁石4、线圈5、支架6、FPC7、底座8，以及实施例1所述的阻尼弹簧1，所述阻尼弹簧1的移动端部1.1固定于所述支架6，所述阻尼弹簧1的固定端部1.2固定于所述底座8。其中阻尼弹簧1设置为四个，四个阻尼弹簧1分设与支架6的四个边角位置。通过四个阻尼弹簧1替换下弹簧实现音圈马达的结构，并且通过阻尼弹簧1所具有的阻尼减震效果，有效提高支架6移动的稳定性能，提高镜头振动衰减速度，快速对焦。
在本实施例中，线圈5固定于所述底座8内壁，并且所述磁石4固定于所述支架6侧壁，所述线圈5与所述FPC7连接，FPC7固定于所述底座8外侧壁。并且在底座8的外侧壁还设置有与线圈5一一对应的导磁片9，导磁片9与线圈5呈相对设置。
在本实施例中，支架6的四个边角位置均开设有供所述阻尼弹簧1装置的安装槽10，并且所述安装槽10侧壁设置有供移动端部1.1的连接孔1.5连接的第一凸块11，所述底座8内壁设置有供固定端部1.2的连接孔1.5连接的固定槽12。通过阻尼弹簧1移动端部1.1的连接孔1.5与第一凸块11固定，固定端部1.2插入固定槽12内，并对固定槽12上胶，胶水进入该连接孔1.5达到固定住固定端部1.2，从而方便固定安装阻尼弹簧1，提高了组装音圈马达的便捷性能，同时方便固定阻尼弹簧1。
实施例3：一种照相装置，在本照相装置中，使用实施例1中所述的阻尼弹簧1，实现照相装置中镜头快速减震，并提高对焦速度。
以上显示和描述了本发明的基本原理、主要特征和本发明的优点。本 行业的技术人员应该了解，本发明不受上述实施例的限制，上述实施例和说明书中描述的只是说明本发明的原理，在不脱离本发明精神和范围的前提下本发明还会有各种变化和改进，这些变化和改进都落入要求保护的本发明范围内。本发明要求保护范围由所附的权利要求书及其等同物界定。

Claims (10)

  1. 一种阻尼弹簧，其特征在于：包括连接于音圈马达内转子的移动端部(1.1)、连接于音圈马达内固定部件的固定端部(1.2)，所述移动端部(1.1)与固定端部(1.2)之间设置有呈线形的弹簧部(1.3)，所述弹簧部(1.3)设置有若干个呈蛇形弯曲的阻尼结构(1.4)。
  2. 根据权利要求1所述的一种阻尼弹簧，其特征在于：所述阻尼结构(1.4)、移动端部(1.1)、固定端部(1.2)位于同一平面内。
  3. 根据权利要求1所述的一种阻尼弹簧，其特征在于：所述移动端部(1.1)、固定端部(1.2)均开设有方便连接的连接孔(1.5)。
  4. 根据权利要求3所述的一种阻尼弹簧，其特征在于：所述移动端部(1.1)的连接孔(1.5)和/或固定端部(1.2)的连接孔(1.5)设置为若干个。
  5. 一种装配有阻尼弹簧的音圈马达，包括外壳(2)、上弹簧(3)、磁石(4)、线圈(5)、支架(6)、FPC(7)、底座(8)，其特征在于：具有如权利要求(3)所述的阻尼弹簧(1)，所述阻尼弹簧(1)的移动端部(1.1)固定于所述支架(6)，所述阻尼弹簧(1)的固定端部(1.2)固定于所述底座(8)。
  6. 根据权利要求5所述的一种装配有阻尼弹簧的音圈马达，其特征在于：所述阻尼弹簧(1)设置为四个，四个阻尼弹簧(1)分设于所述支架(6)四个边角位置。
  7. 根据权利要求5或6所述的一种装配有阻尼弹簧的音圈马达，其特征在于：所述线圈(5)固定于所述底座(8)，所述磁石(4)固定于所述支架(6)侧壁，所述线圈(5)与所述FPC(7)连接，所述FPC(7)固定于所述底座(8)外侧壁。
  8. 根据权利要求7所述的一种装配有阻尼弹簧的音圈马达，其特征在于：所述底座(8)外侧壁设置有若干个与线圈(5)相对应的导磁片(9)。
  9. 根据权利要求6所述的一种装配有阻尼弹簧的音圈马达，其特征在于：所述支架(6)边角位置开设有供所述阻尼弹簧(1)装置的安装槽(10)，所述安装槽(10)侧壁设置有供移动端部(1.1)的连接孔(1.5)连接的第一凸块(11)，所述底座(8)内壁设置有供固定端部(1.2)的连接孔(1.5)连接的固定槽(12)。
  10. 一种照相装置，其特征在于：具有如权利要求1至4任意一条权利要求所述的阻尼弹簧。
PCT/CN2020/103742 2020-01-08 2020-07-23 一种阻尼弹簧、装配有阻尼弹簧的音圈马达及照相装置 Ceased WO2021139133A1 (zh)

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