WO2020098403A1 - 一种发声装置以及电子设备 - Google Patents

一种发声装置以及电子设备 Download PDF

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Publication number
WO2020098403A1
WO2020098403A1 PCT/CN2019/108989 CN2019108989W WO2020098403A1 WO 2020098403 A1 WO2020098403 A1 WO 2020098403A1 CN 2019108989 W CN2019108989 W CN 2019108989W WO 2020098403 A1 WO2020098403 A1 WO 2020098403A1
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WO
WIPO (PCT)
Prior art keywords
magnetic circuit
diaphragm
generating device
sound generating
voice coil
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/CN2019/108989
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English (en)
French (fr)
Inventor
王兴龙
葛连山
李淑刚
刘春发
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Goertek Inc
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Goertek Inc
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Filing date
Publication date
Application filed by Goertek Inc filed Critical Goertek Inc
Publication of WO2020098403A1 publication Critical patent/WO2020098403A1/zh
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

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    • 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
    • H04R9/022—Cooling arrangements
    • 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 discloses a sounding device and electronic equipment.
  • the device includes: a magnetic circuit system including an edge magnetic circuit portion; a vibration system including a diaphragm and a voice coil connected to the diaphragm, the diaphragm including an edge portion located at an edge And a heat conduction system, the heat conduction system includes a metal structural member disposed around the voice coil, the metal structural member is spaced from the voice coil; the metal structural member is disposed at the edge portion and the edge Between the magnetic circuit parts, the specific heat capacity of the metal structural member is less than or equal to 0.8 kJ / kg ⁇ K.

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

Abstract

本发明公开了一种发声装置以及电子设备。该装置包括：磁路系统，所述磁路系统包括边磁路部分；振动系统，所述振动系统包括振膜和与所述振膜连接的音圈，所述振膜包括位于边缘的边缘部；以及导热系统，所述导热系统包括围绕所述音圈设置的金属结构件，所述金属结构件与所述音圈相间隔；所述金属结构件被设置在所述边缘部和所述边磁路部分之间，所述金属结构件的比热容小于或等于0.8kJ/kg•K。

Description

无标题
本发明公开了一种发声装置以及电子设备。该装置包括：磁路系统，所述磁路系统包括边磁路部分；振动系统，所述振动系统包括振膜和与所述振膜连接的音圈，所述振膜包括位于边缘的边缘部；以及导热系统,所述导热系统包括围绕所述音圈设置的金属结构件，所述金属结构件与所述音圈相间隔；所述金属结构件被设置在所述边缘部和所述边磁路部分之间，所述金属结构件的比热容小于或等于0.8kJ/kg·K。

Claims (7)

  1. 一种发声装置，其特征在于：包括：
    磁路系统，所述磁路系统包括边磁路部分；
    振动系统，所述振动系统包括振膜和与所述振膜连接的音圈，所述振膜包括位于边缘的边缘部；以及
    导热系统,所述导热系统包括围绕所述音圈设置的金属结构件，所述金属结构件与所述音圈相间隔；所述金属结构件被设置在所述边缘部和所述边磁路部分之间，所述金属结构件的比热容小于或等于0.8kJ/kg·K。
  2. 根据权利要求1所述的发声装置，其特征在于：所述磁路系统和所述振动系统围成的腔体的容积为0.02cm 3-0.5cm 3。
  3. 根据权利要求1所述的发声装置，其特征在于：在工作时，所述磁路系统的外表面的温度为43℃-60℃，所述振膜的外表面温度为43℃-72℃。
  4. 根据权利要求1所述的发声装置，其特征在于：在工作时，所述金属结构件的外表面温度为46℃-64℃。
  5. 根据权利要求1所述的发声装置，其特征在于：所述发声装置的功率为0.5W-8W。
  6. 根据权利要求1所述的发声装置，其特征在于：所述金属结构件的外侧壁具有齿状结构。
  7. 根据权利要求1所述的发声装置，其特征在于：所述磁路系统包括导磁轭，所述边磁路部分被设置在所述导磁轭上，所述导磁轭和所述金属结构件中的至少一个的边缘向靠近彼此的方向延伸，以形成挡壁，所述
PCT/CN2019/108989 2018-11-14 2019-09-29 一种发声装置以及电子设备 Ceased WO2020098403A1 (zh)

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CN201811354335.8A CN109587606B (zh) 2018-11-14 2018-11-14 一种发声装置以及电子设备
CN201811354335.8 2018-11-14

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WO2020098403A1 true WO2020098403A1 (zh) 2020-05-22

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Publication number Priority date Publication date Assignee Title
CN109587606B (zh) * 2018-11-14 2021-01-15 歌尔股份有限公司 一种发声装置以及电子设备
CN110149575B (zh) * 2019-06-03 2024-02-13 歌尔股份有限公司 一种发声装置
CN110933571B (zh) * 2019-12-13 2022-03-25 歌尔股份有限公司 发声装置和电子设备
CN111131971B (zh) * 2019-12-18 2021-07-23 歌尔股份有限公司 一种发声装置以及电子终端
WO2021127897A1 (zh) * 2019-12-23 2021-07-01 瑞声声学科技(深圳)有限公司 一种音圈骨架
CN111294713A (zh) * 2020-03-13 2020-06-16 歌尔股份有限公司 一种发声装置以及电子设备

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KR20140116272A (ko) * 2013-03-21 2014-10-02 (주) 모토텍 진동판 조립체 및 이를 포함하는 스피커 장치
CN105491489A (zh) * 2015-12-31 2016-04-13 歌尔声学股份有限公司 具有振动功能和发声功能的多功能装置
CN107040851A (zh) * 2017-05-26 2017-08-11 歌尔股份有限公司 磁路组件及设有该磁路组件的微型发声器
CN206993405U (zh) * 2017-06-26 2018-02-09 厦门东声电子有限公司 一种易于散热的扬声器
CN109587606A (zh) * 2018-11-14 2019-04-05 歌尔股份有限公司 一种发声装置以及电子设备

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JP3161679B2 (ja) * 1995-02-23 2001-04-25 アルパイン株式会社 スピーカ
US20070053545A1 (en) * 2005-09-07 2007-03-08 Steff Lin Speaker
CN201312378Y (zh) * 2008-08-22 2009-09-16 富祐鸿科技股份有限公司 薄型小喇叭散热装置
CN102802100B (zh) * 2012-08-25 2015-08-05 歌尔声学股份有限公司 扬声器模组
CN104066037A (zh) * 2013-03-21 2014-09-24 摩拓泰有限公司 扬声器装置
CN205793317U (zh) * 2016-06-13 2016-12-07 广州市锐丰音响科技股份有限公司 新型t铁、扬声器及音频播放设备
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KR20140116272A (ko) * 2013-03-21 2014-10-02 (주) 모토텍 진동판 조립체 및 이를 포함하는 스피커 장치
CN105491489A (zh) * 2015-12-31 2016-04-13 歌尔声学股份有限公司 具有振动功能和发声功能的多功能装置
CN107040851A (zh) * 2017-05-26 2017-08-11 歌尔股份有限公司 磁路组件及设有该磁路组件的微型发声器
CN206993405U (zh) * 2017-06-26 2018-02-09 厦门东声电子有限公司 一种易于散热的扬声器
CN109587606A (zh) * 2018-11-14 2019-04-05 歌尔股份有限公司 一种发声装置以及电子设备

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