WO2024212100A1 - 扬声器 - Google Patents

扬声器 Download PDF

Info

Publication number
WO2024212100A1
WO2024212100A1 PCT/CN2023/087542 CN2023087542W WO2024212100A1 WO 2024212100 A1 WO2024212100 A1 WO 2024212100A1 CN 2023087542 W CN2023087542 W CN 2023087542W WO 2024212100 A1 WO2024212100 A1 WO 2024212100A1
Authority
WO
WIPO (PCT)
Prior art keywords
fixed
basin frame
magnetic circuit
pair
circuit system
Prior art date
Legal status (The legal status 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 status listed.)
Ceased
Application number
PCT/CN2023/087542
Other languages
English (en)
French (fr)
Inventor
马杰
毛路斌
汤赟
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AAC Technologies Holdings Nanjing Co Ltd
Original Assignee
AAC Technologies Holdings Nanjing Co Ltd
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 AAC Technologies Holdings Nanjing Co Ltd filed Critical AAC Technologies Holdings Nanjing Co Ltd
Priority to PCT/CN2023/087542 priority Critical patent/WO2024212100A1/zh
Publication of WO2024212100A1 publication Critical patent/WO2024212100A1/zh
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/02—Details
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
    • H04R9/06—Loudspeakers

Definitions

  • the invention relates to the field of electroacoustic conversion, and in particular to a loudspeaker.
  • the speaker of the related art includes a vibration system, a magnetic circuit system and a basin frame, wherein the vibration system and the magnetic circuit system are respectively fixed to the basin frame.
  • the vibration of the vibration system will be transmitted to the basin frame and then cause the vibration of the equipment installed with the speaker, which will cause noise risk.
  • the purpose of the present invention is to overcome the above technical problems and provide a loudspeaker capable of solving the noise risk during operation.
  • the present invention provides a loudspeaker, comprising a vibration system, a magnetic circuit system and a basin frame, the vibration system comprising a diaphragm and a voice coil driving the diaphragm to vibrate and produce sound, the diaphragm is fixed to the top of the basin frame, the magnetic circuit system comprises a bottom plate and a magnetic steel fixed to the bottom plate, the loudspeaker also comprises a pair of elastic connectors fixed to the bottom of the basin frame and arranged on opposite sides of the magnetic circuit system, the magnetic circuit system is elastically connected to the basin frame through the pair of elastic connectors, each elastic connector comprises a fixed portion fixed to the bottom of the basin frame and elastic arms extending from opposite ends of the fixed portion along the side of the magnetic circuit system and located below the bottom of the basin frame, the bottom plate comprises a main body portion fixing the magnetic steel and an extension portion extending from the main body portion to below the bottom of the basin frame, the end of each elastic arm is respectively fixed to the corresponding
  • the damping block is a foam block or a rubber block.
  • the basin frame is provided with a protrusion corresponding to the extension portion to limit the maximum displacement of the magnetic circuit system in the direction of the vibration system.
  • a welding piece is embedded in the basin frame, the fixing portion is welded and fixed to the welding piece, and the elastic arm is welded and fixed to the extension portion.
  • the basin frame comprises a pair of long axis sides arranged opposite to each other and a pair of short axis sides arranged opposite to each other, and the pair of elastic connecting members are respectively arranged on the pair of long axis sides.
  • the vibration system further comprises a pair of flexible circuit boards respectively arranged on the pair of short axis sides, one end of each flexible circuit board is fixed to the bottom of the voice coil, and the other end is fixed to the bottom of the basin frame.
  • the speaker of the present invention is provided with a pair of elastic connecting members fixed to the bottom of the basin frame and arranged on opposite sides of the magnetic circuit system.
  • the magnetic circuit system is elastically connected to the basin frame through the pair of elastic connecting members.
  • Each elastic connecting member includes a fixed part fixed to the bottom of the basin frame and elastic arms whose opposite ends extend along the sides of the magnetic circuit system and are located below the bottom of the basin frame.
  • the end of each elastic arm is respectively fixed to the extension part of the corresponding magnetic circuit system, and a damping block is sandwiched between each elastic arm and the bottom of the basin frame.
  • the vibrations of the vibration system and the magnetic circuit system offset each other and will not cause vibration of the equipment, thereby solving the noise risk when the speaker is working.
  • the setting of the damping block can also adjust the vibration damping of the magnetic circuit system, thereby better offsetting the vibration influence of the vibration system.
  • FIG1 is a perspective view of a loudspeaker according to the present invention.
  • FIG2 is a stereoscopic view of the speaker of the present invention from another perspective
  • FIG. 3 is a perspective exploded view of the loudspeaker of the present invention.
  • the present invention provides a speaker 100 , which includes a vibration system 1 , a magnetic circuit system 2 , and a basin frame 3 .
  • the vibration system 1 includes a diaphragm 11 and a voice coil 12 for driving the diaphragm 11 to vibrate and produce sound.
  • the diaphragm 11 is fixed to the top 31 of the basin frame 3 .
  • the magnetic circuit system 2 includes a bottom plate 21, a magnetic steel 22 fixed to the bottom plate 21, and a pole core 23 fixed to the magnetic steel 22.
  • the bottom plate 21 includes a main body 211 fixed to the magnetic steel 22 and an extension 212 extending from the main body 211 to below the bottom 32 of the basin frame 3.
  • the speaker 100 further includes a pair of elastic connectors 4 fixed to the bottom 32 of the basin frame 3 and disposed on opposite sides of the magnetic circuit system 2, and the magnetic circuit system 2 is elastically connected to the basin frame 3 through the pair of elastic connectors 4.
  • Each elastic connector 4 includes a fixed portion 41 fixed to the bottom 32 of the basin frame 3 and elastic arms 42 extending from opposite ends of the fixed portion 41 along the side of the magnetic circuit system 2 and located below the bottom 32 of the basin frame 3, the end 421 of each elastic arm 42 is respectively fixed to the corresponding extension portion 212, and a damping block 5 is sandwiched between each elastic arm 42 and the bottom 32 of the basin frame 3.
  • the damping block 5 is a foam block or a rubber block.
  • the basin frame 3 is provided with a protrusion 33 corresponding to the extension portion 212 to limit the maximum displacement of the magnetic circuit system 2 moving in the direction of the vibration system 1 .
  • the basin frame 3 is embedded with a welding piece 6 , the fixing portion 41 is welded and fixed to the welding piece 6 , and the elastic arm 42 is welded and fixed to the extending portion 212 .
  • the basin frame 3 includes a pair of long axis sides 301 and a pair of short axis sides 302 that are oppositely arranged.
  • the pair of elastic connecting members 4 are respectively arranged on the pair of long axis sides 301 .
  • the vibration system 1 further includes a pair of flexible circuit boards 13 respectively disposed on the pair of short axis sides 302 , one end 131 of each flexible circuit board 13 is fixed to the bottom 121 of the voice coil 12 , and the other end 132 is fixed to the bottom 32 of the basin frame 3 .
  • the speaker of the present invention is provided with a pair of elastic connecting members fixed to the bottom of the basin frame and arranged on opposite sides of the magnetic circuit system.
  • the magnetic circuit system is elastically connected to the basin frame through the pair of elastic connecting members.
  • Each elastic connecting member includes a fixed part fixed to the bottom of the basin frame and elastic arms whose opposite ends extend along the sides of the magnetic circuit system and are located below the bottom of the basin frame.
  • the end of each elastic arm is respectively fixed to the extension part of the corresponding magnetic circuit system, and a damping block is sandwiched between each elastic arm and the bottom of the basin frame.
  • the vibrations of the vibration system and the magnetic circuit system offset each other and will not cause vibration of the equipment, thereby solving the noise risk when the speaker is working.
  • the setting of the damping block can also adjust the vibration damping of the magnetic circuit system, thereby better offsetting the vibration influence of the vibration system.

Landscapes

  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Audible-Bandwidth Dynamoelectric Transducers Other Than Pickups (AREA)

Abstract

本发明提供了一种扬声器，包括振动系统、磁路系统和盆架，振动系统包括振膜和驱动振膜振动发声的音圈，振膜固定于盆架的顶部，磁路系统包括底板和固定于底板的磁钢，扬声器还包括固定于盆架的底部且分设于磁路系统的相对两侧的一对弹性连接件，磁路系统通过该一对弹性连接件弹性连接于盆架，每个弹性连接件包括固定于盆架的底部的固定部和自固定部的相对两端分别沿磁路系统的侧面延伸且位于盆架的底部的下方的弹臂，底板包括固定磁钢的主体部和自主体部延伸至盆架的底部的下方的延伸部，每个弹臂的末端分别固定于各自对应的延伸部，且每个弹臂和盆架的底部之间均夹设有阻尼块。本发明的扬声器能够解决工作时的噪音风险。

Description

扬声器
【 技术领域】
本发明涉及电声转换领域，尤其涉及一种扬声器。
【 背景技术】
相关技术的扬声器包括振动系统、磁路系统和盆架，振动系统和磁路系统分别固定于盆架。该扬声器工作时，振动系统的振动会传导到盆架进而引起安装有该扬声器的设备的振动，存在噪音风险。
因此，实有必要提供一种新的扬声器解决上述技术问题。
【 发明内容】
本发明的目的是克服上述技术问题，提供一种能够解决工作时的噪音风险的扬声器。
为了实现上述目的，本发明提供一种扬声器，包括振动系统、磁路系统和盆架，所述振动系统包括振膜和驱动所述振膜振动发声的音圈，所述振膜固定于所述盆架的顶部，所述磁路系统包括底板和固定于所述底板的磁钢，所述扬声器还包括固定于所述盆架的底部且分设于所述磁路系统的相对两侧的一对弹性连接件，所述磁路系统通过所述一对弹性连接件弹性连接于所述盆架，每个弹性连接件包括固定于所述盆架的底部的固定部和自所述固定部的相对两端分别沿所述磁路系统的侧面延伸且位于所述盆架的底部的下方的弹臂，所述底板包括固定所述磁钢的主体部和自所述主体部延伸至所述盆架的底部的下方的延伸部，每个弹臂的末端分别固定于各自对应的延伸部，且每个弹臂和所述盆架的底部之间均夹设有阻尼块。
优选的，所述阻尼块为泡棉块或橡胶块。
优选的，所述盆架设有对应所述延伸部的凸起以限制所述磁路系统向所述振动系统方向移动的最大位移。
优选的，所述盆架内嵌设有焊片，所述固定部焊接固定于所述焊片，所述弹臂焊接固定于所述延伸部。
优选的，所述盆架包括相对设置的一对长轴边和相对设置的一对短轴边，所述一对弹性连接件分别设置于所述一对长轴边。
优选的，所述振动系统还包括分别设置于所述一对短轴边的一对柔性电路板，每个柔性电路板的一端固定于所述音圈的底部，另一端固定于所述盆架的底部。
本发明的扬声器通过设置固定于盆架的底部且分设于磁路系统的相对两侧的一对弹性连接件，磁路系统通过该一对弹性连接件弹性连接于盆架，每个弹性连接件包括固定于盆架的底部的固定部和自固定部的相对两端分别沿磁路系统的侧面延伸且位于盆架的底部的下方的弹臂，每个弹臂的末端分别固定于各自对应的磁路系统的延伸部，且每个弹臂和盆架的底部之间均夹设有阻尼块，该扬声器工作时，磁路系统会产生与振动系统相反的振动，对于安装有该扬声器的设备而言，振动系统和磁路系统的振动相互抵消，不会造成该设备的振动，从而解决了扬声器工作时的噪音风险，另外，阻尼块的设置还可以调节磁路系统的振动阻尼，从而更好地抵消振动系统的振动影响。
【 附图说明】
为了更清楚地说明本发明实施例中的技术方案，下面将对实施例描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本发明的一些实施例，对于本发明领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其它的附图，其中：
图1为本发明的扬声器的立体图；
图2为本发明的扬声器的另一视角的立体图；
图3为本发明的扬声器的立体分解图。
具体实施方式
下面将结合本发明实施例中的附图，对本发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅是本发明的一部分实施例，而不是全部的实施例。基于本发明中的实施例，本发明领域普通技术人员在没有做出创造性劳动前提下所获得的所有其它实施例，都属于本发明保护的范围。
请参阅图1-3所示，本发明提供一种扬声器100，所述扬声器100包括振动系统1、磁路系统2和盆架3。
所述振动系统1包括振膜11和驱动所述振膜11振动发声的音圈12，所述振膜11固定于所述盆架3的顶部31。
所述磁路系统2包括底板21、固定于所述底板21的磁钢22和固定于所述磁钢22的极芯23。所述底板21包括固定所述磁钢22的主体部211和自所述主体部211延伸至所述盆架3的底部32的下方的延伸部212。
所述扬声器100还包括固定于所述盆架3的底部32且分设于所述磁路系统2的相对两侧的一对弹性连接件4，所述磁路系统2通过所述一对弹性连接件4弹性连接于所述盆架3。每个弹性连接件4包括固定于所述盆架3的底部32的固定部41和自所述固定部41的相对两端分别沿所述磁路系统2的侧面延伸且位于所述盆架3的底部32的下方的弹臂42，每个弹臂42的末端421分别固定于各自对应的延伸部212，且每个弹臂42和所述盆架3的底部32之间均夹设有阻尼块5。所述阻尼块5为泡棉块或橡胶块。
所述盆架3设有对应所述延伸部212的凸起33以限制所述磁路系统2向所述振动系统1方向移动的最大位移。
所述盆架3内嵌设有焊片6，所述固定部41焊接固定于所述焊片6，所述弹臂42焊接固定于所述延伸部212。
所述盆架3包括相对设置的一对长轴边301和相对设置的一对短轴边302，所述一对弹性连接件4分别设置于所述一对长轴边301。
所述振动系统1还包括分别设置于所述一对短轴边302的一对柔性电路板13，每个柔性电路板13的一端131固定于所述音圈12的底部121，另一端132固定于所述盆架3的底部32。
本发明的扬声器通过设置固定于盆架的底部且分设于磁路系统的相对两侧的一对弹性连接件，磁路系统通过该一对弹性连接件弹性连接于盆架，每个弹性连接件包括固定于盆架的底部的固定部和自固定部的相对两端分别沿磁路系统的侧面延伸且位于盆架的底部的下方的弹臂，每个弹臂的末端分别固定于各自对应的磁路系统的延伸部，且每个弹臂和盆架的底部之间均夹设有阻尼块，该扬声器工作时，磁路系统会产生与振动系统相反的振动，对于安装有该扬声器的设备而言，振动系统和磁路系统的振动相互抵消，不会造成该设备的振动，从而解决了扬声器工作时的噪音风险，另外，阻尼块的设置还可以调节磁路系统的振动阻尼，从而更好地抵消振动系统的振动影响。
以上所述的仅是本发明的实施方式，在此应当指出，对于本发明领域的普通技术人员来说，在不脱离本发明创造构思的前提下，还可以做出改进，但这些均属于本发明的保护范围。

Claims (6)

  1. 一种扬声器，包括振动系统、磁路系统和盆架，所述振动系统包括振膜和驱动所述振膜振动发声的音圈，所述振膜固定于所述盆架的顶部，所述磁路系统包括底板和固定于所述底板的磁钢，其特征在于，所述扬声器还包括固定于所述盆架的底部且分设于所述磁路系统的相对两侧的一对弹性连接件，所述磁路系统通过所述一对弹性连接件弹性连接于所述盆架，每个弹性连接件包括固定于所述盆架的底部的固定部和自所述固定部的相对两端分别沿所述磁路系统的侧面延伸且位于所述盆架的底部的下方的弹臂，所述底板包括固定所述磁钢的主体部和自所述主体部延伸至所述盆架的底部的下方的延伸部，每个弹臂的末端分别固定于各自对应的延伸部，且每个弹臂和所述盆架的底部之间均夹设有阻尼块。
  2. 根据权利要求1所述的扬声器，其特征在于，所述阻尼块为泡棉块或橡胶块。
  3. 根据权利要求1所述的扬声器，其特征在于，所述盆架设有对应所述延伸部的凸起以限制所述磁路系统向所述振动系统方向移动的最大位移。
  4. 根据权利要求1所述的扬声器，其特征在于，所述盆架内嵌设有焊片，所述固定部焊接固定于所述焊片，所述弹臂焊接固定于所述延伸部。
  5. 根据权利要求1所述的扬声器，其特征在于，所述盆架包括相对设置的一对长轴边和相对设置的一对短轴边，所述一对弹性连接件分别设置于所述一对长轴边。
  6. 根据权利要求5所述的扬声器，其特征在于，所述振动系统还包括分别设置于所述一对短轴边的一对柔性电路板，每个柔性电路板的一端固定于所述音圈的底部，另一端固定于所述盆架的底部。
PCT/CN2023/087542 2023-04-11 2023-04-11 扬声器 Ceased WO2024212100A1 (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2023/087542 WO2024212100A1 (zh) 2023-04-11 2023-04-11 扬声器

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2023/087542 WO2024212100A1 (zh) 2023-04-11 2023-04-11 扬声器

Publications (1)

Publication Number Publication Date
WO2024212100A1 true WO2024212100A1 (zh) 2024-10-17

Family

ID=93058680

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2023/087542 Ceased WO2024212100A1 (zh) 2023-04-11 2023-04-11 扬声器

Country Status (1)

Country Link
WO (1) WO2024212100A1 (zh)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201491211U (zh) * 2009-08-25 2010-05-26 歌尔声学股份有限公司 可振动器件磁路系统的弹性支撑装置
CN103763667A (zh) * 2013-12-31 2014-04-30 瑞声声学科技(深圳)有限公司 多功能电声器件
US20200059732A1 (en) * 2018-08-17 2020-02-20 AAC Technologies Pte. Ltd. Multi-function speaker
CN111065021A (zh) * 2019-12-06 2020-04-24 瑞声科技(新加坡)有限公司 发声器件
CN111935617A (zh) * 2020-06-30 2020-11-13 瑞声科技（南京）有限公司 发声器件
CN112261557A (zh) * 2020-10-21 2021-01-22 瑞声新能源发展(常州)有限公司科教城分公司 扬声器单体及电子设备

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201491211U (zh) * 2009-08-25 2010-05-26 歌尔声学股份有限公司 可振动器件磁路系统的弹性支撑装置
CN103763667A (zh) * 2013-12-31 2014-04-30 瑞声声学科技(深圳)有限公司 多功能电声器件
US20200059732A1 (en) * 2018-08-17 2020-02-20 AAC Technologies Pte. Ltd. Multi-function speaker
CN111065021A (zh) * 2019-12-06 2020-04-24 瑞声科技(新加坡)有限公司 发声器件
CN111935617A (zh) * 2020-06-30 2020-11-13 瑞声科技（南京）有限公司 发声器件
CN112261557A (zh) * 2020-10-21 2021-01-22 瑞声新能源发展(常州)有限公司科教城分公司 扬声器单体及电子设备

Similar Documents

Publication Publication Date Title
CN115396794B (zh) 多功能发声器件
WO2021000082A1 (zh) 发声器件
WO2020024677A1 (zh) 扬声器
CN218473384U (zh) 同轴扬声器
US11805369B2 (en) Sounding device
CN208798197U (zh) 扬声器
CN111405431A (zh) 发声器件及其扬声器箱
WO2020134347A1 (zh) 发声器件
CN218387880U (zh) 扬声器
CN108810767A (zh) 扬声器及扬声器的制作方法
WO2020134355A1 (zh) 发声器件
CN210093501U (zh) 扬声器
WO2020140550A1 (zh) 发声器件
WO2024087300A1 (zh) 多功能发声器件
CN210120658U (zh) 发声器件
WO2020029642A1 (zh) 扬声器
WO2024087296A1 (zh) 多功能发声器件
US12483836B2 (en) Coaxial speaker
WO2024087301A1 (zh) 多功能发声器件
CN213028531U (zh) 发声器件
CN210093515U (zh) 发声器件
CN210093514U (zh) 发声器件
CN208572419U (zh) 微型扬声器
CN211019220U (zh) 发声器件
KR102864837B1 (ko) 초음파 스피커

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: 23932399

Country of ref document: EP

Kind code of ref document: A1

NENP Non-entry into the national phase

Ref country code: DE

122 Ep: pct application non-entry in european phase

Ref document number: 23932399

Country of ref document: EP

Kind code of ref document: A1