WO2022000387A1 - 一种扬声器 - Google Patents

一种扬声器 Download PDF

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Publication number
WO2022000387A1
WO2022000387A1 PCT/CN2020/099794 CN2020099794W WO2022000387A1 WO 2022000387 A1 WO2022000387 A1 WO 2022000387A1 CN 2020099794 W CN2020099794 W CN 2020099794W WO 2022000387 A1 WO2022000387 A1 WO 2022000387A1
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WO
WIPO (PCT)
Prior art keywords
magnetic yoke
fixed
diaphragm
yoke
magnetic
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Application number
PCT/CN2020/099794
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English (en)
French (fr)
Inventor
梁平
赵彬
Original Assignee
瑞声声学科技(深圳)有限公司
瑞声科技(新加坡)有限公司
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Application filed by 瑞声声学科技(深圳)有限公司, 瑞声科技(新加坡)有限公司 filed Critical 瑞声声学科技(深圳)有限公司
Priority to PCT/CN2020/099794 priority Critical patent/WO2022000387A1/zh
Publication of WO2022000387A1 publication Critical patent/WO2022000387A1/zh

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Classifications

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

Definitions

  • the utility model relates to the technical field of loudspeakers, in particular to a loudspeaker.
  • the diaphragm directly affects the performance of the acoustic device.
  • the traditional diaphragm usually has the problem of insufficient rigidity.
  • the diaphragm of the related art is usually glued or integrally formed with a spherical top at the center of the diaphragm to reinforce the rigidity, but the gluing often leads to the deviation of the spherical top. Or bad gluing of the dome will affect the acoustic performance of the product, and in the process of integral molding of the dome and the diaphragm, there are process problems that cause pollution or damage to the dome, which is difficult to mass-produce.
  • the purpose of the present invention is to provide a loudspeaker, which aims to solve how to provide a loudspeaker that satisfies rigidity and is easy to mass-produce.
  • a loudspeaker comprising a basin frame, a vibration system and a magnetic circuit system fixed on the basin frame
  • the vibration system comprising a vibrating membrane fixed on the basin frame and used for vibrating and sounding and a spherical top fixed on one side of the vibrating membrane
  • the vibrating membrane includes a central vibrating portion fixedly connected to the spherical top, a ring portion surrounding the central vibrating portion and connected with it, and a ring portion surrounding the central vibrating portion
  • the positioning part is fixed to the basin frame
  • the central vibration part includes a lower surface facing the magnetic circuit system and an upper surface opposite to the lower surface
  • the vibrating membrane It also includes a first through hole penetrating the central vibrating portion along the vibration direction
  • the vibration system further includes a pad edge fixed on the lower surface, the pad edge surrounds the first through hole, the pad edge
  • the basin frame and the diaphragm are integrally formed, and the dome is glued and fixed on the upper surface of the diaphrag
  • the pad edge includes a second through hole penetrating through the first through hole, and the first through hole and the second through hole have coinciding central axes.
  • the central vibrating portion includes a first inner side surface connecting the upper surface and the lower surface, the first inner side surface surrounds the first through hole, and the pad edge includes a surrounding area.
  • the second inner side surface of the second through hole is aligned with the first inner side surface along the vibration direction.
  • edge pad, the basin frame and the diaphragm are integrally formed by one of air explosion molding, compression molding or injection molding.
  • the material of the diaphragm is a composite of one or more materials selected from silicone, rubber, PEEK, and TPU.
  • the dome material is a composite of one or more materials selected from aluminum foil foam, carbon fiber, and PEI.
  • the edge pad material is a composite of one or more materials selected from aluminum, copper and high temperature resistant plastics.
  • the magnetic circuit system includes an upper magnetic yoke fixed on one end of the basin frame away from the vibrating membrane, a lower magnetic yoke arranged opposite to the upper magnetic yoke, and a lower magnetic yoke fixed on the upper magnetic yoke away from the
  • a magnetic conductive sheet at one end, and the secondary magnetic steel is connected with the end of the upper magnetic yoke away from the lower magnetic yoke.
  • the upper magnetic yoke includes a first peripheral frame portion in the long-axis direction, a second peripheral frame portion in the short-axis direction, and a connecting rod extending inward from the second peripheral frame portion; the first peripheral frame portion is formed.
  • the frame portion and one end of the connecting rod close to the lower magnetic yoke are respectively connected with the auxiliary magnetic steel, and the end of the first peripheral frame portion away from the lower magnetic yoke is connected with the auxiliary magnetic steel;
  • the magnetic yoke includes a bottom supporting the main magnetic steel and the auxiliary magnetic steel, and a connecting arm extending from the bottom toward the upper magnetic yoke and connected with the upper magnetic yoke.
  • the vibration system further includes a voice coil suspended in the magnetic gap and fixedly connected with the diaphragm, fixed on one end of the upper yoke close to the lower yoke and connected to the voice coil.
  • a voice coil suspended in the magnetic gap and fixedly connected with the diaphragm, fixed on one end of the upper yoke close to the lower yoke and connected to the voice coil.
  • the beneficial effect of the utility model is that: by integrally forming a pad edge on the vibrating membrane, which is arranged opposite to the dome, the pad edge improves the rigidity of the vibrating membrane, and at the same time, the pad edge selects more materials, and has stronger temperature and pressure resistance capability and stronger strength.
  • the structure is more diversified, and the dome will not be polluted or damaged due to the process problems in the one-piece molding process, and the mass production is more feasible.
  • FIG. 1 is a schematic diagram of the three-dimensional structure of the present invention.
  • Figure 2 is a schematic diagram of the structure of the utility model exploded.
  • FIG. 3 is a schematic cross-sectional view at A-A in FIG. 1 .
  • FIG. 4 is a partial enlarged schematic diagram of part B in FIG. 3 .
  • the present invention provides a loudspeaker 100 , referring to FIG. 1 , which includes a basin frame 10 , a vibration system and a magnetic circuit system, and the vibration system and the magnetic circuit system are fixed in the basin frame 10 .
  • the vibration system includes a diaphragm 21 , a dome 22 , a pad edge 23 , a voice coil 24 , a flexible circuit board 25 and an auxiliary diaphragm 26 .
  • the voice coil 24 is suspended in the magnetic gap 37 , and the voice coil 24 is fixedly connected to the diaphragm 21 .
  • the flexible circuit board 25 is fixed on one end of the upper magnetic yoke 31 close to the lower magnetic yoke 32 , and the flexible circuit board 25 is electrically connected with the voice coil 24 , and the auxiliary diaphragm 26 is fixed on the flexible circuit board 25 is close to one end of the lower magnetic yoke 32 .
  • the diaphragm 21 is fixed to the basin frame 10 , the diaphragm 21 is used to vibrate and sound, and the dome 22 is fixed to the diaphragm 21 side.
  • the diaphragm 21 includes a central vibrating portion 211 , a ring portion 212 , a positioning portion 213 and a first through hole 214 , and the central vibrating portion 211 is fixed to the dome 22 connected, the ring portion 212 surrounds the central vibrating portion 211 , the positioning portion 213 surrounds the ring portion 212 and is connected to it, and the first through hole 214 penetrates the central vibrating portion 211 along the vibration direction .
  • the positioning portion 213 is fixed to the basin frame 10 , and the central vibrating portion 211 includes a lower surface 2111 , an upper surface 2112 and a first inner side surface 2113 , and the first inner side surface 2113 surrounds the first through hole. 214 , the lower surface 2111 faces the magnetic circuit system, and the upper surface 2112 is opposite to the lower surface 2111 .
  • the material of the diaphragm 21 is a composite of one or more materials selected from silicone, rubber, PEEK, and TPU. In this embodiment, the diaphragm 21 is made of silicone.
  • the edge 23 , the basin frame 10 and the diaphragm 21 are integrally formed by one or more combinations of gas explosion molding, compression molding or injection molding.
  • the edge 23 , the basin frame 10 and the diaphragm 21 are integrally formed by gas explosion. Since the diaphragm 21 is first integrally formed with the edge 23 and the basin frame 10 and then glued with the dome 22, the dome 22 will not be polluted during the integral forming of the diaphragm 21, the edge 23 and the basin frame 10. Or damaged, and mass production is more feasible.
  • the dome 22 is fixed on the upper surface 2112 of the diaphragm 21 by gluing or the side of the edge 23 away from the diaphragm 21, and the material of the dome 22 is aluminum foil foam, carbon fiber, A composite of one or more materials in PEI.
  • the dome 22 is a carbon fiber dome 22 glued and fixed on the upper surface 2112 of the diaphragm 21 .
  • the diaphragm 21 is first integrally formed with the edge 23 and the basin frame 10 and then glued with the dome 22, which improves the consistency of the glue state of the semi-finished product and improves the overflow of glue.
  • the edge 23 is fixed on the lower surface 2111 , the edge 23 surrounds the first through hole 214 , and the edge 23 , the basin frame 10 and the diaphragm 21 are integrally formed.
  • the dome 22 is fixed on the upper surface 2112 of the diaphragm 21 by gluing or the side of the edge 23 facing away from the diaphragm 21 and covers the first through hole 214 .
  • the magnetic circuit system includes an upper magnetic yoke 31 , a lower magnetic yoke 32 , an auxiliary magnetic steel 33 , a main magnetic steel 34 , a secondary magnetic steel 35 and a magnetic conductive sheet 36 , and the upper magnetic yoke 31 It is fixed to the end of the basin frame 10 away from the diaphragm 21 , the lower magnetic yoke 32 is arranged opposite to the upper magnetic yoke 31 , and the auxiliary magnetic steel 33 is fixed to the end of the upper magnetic yoke 31 away from the lower magnetic yoke 32 , The main magnetic steel 34 and the auxiliary magnetic steel 35 are disposed opposite to each other to form a magnetic gap 37 , and the main magnetic steel 34 and the auxiliary magnetic steel 35 are fixed to one end of the lower magnetic yoke 32 close to the upper magnetic yoke 31 , and the magnetic conductive sheet 36 It is fixed to one end of the main magnetic steel 34 facing away from the lower magnetic yoke 32 ,
  • the edge 23 includes a second through hole 231 and a second inner side surface 232, the second inner side surface 232 surrounds the second through hole 23, and the second inner side surface 232 is along the vibration direction.
  • the first inner side surface 2113 is perpendicular to the vibration direction of the diaphragm 21 , and the material of the edge pad 23 is a composite of one or more materials selected from aluminum, copper, and high-temperature-resistant plastic.
  • the material of the edge 23 is aluminum. Compared with the dome 22 , the edge 23 has stronger temperature and pressure resistance capability, higher strength and more diversified structure than the dome 22 .
  • the upper magnetic yoke 31 includes a first peripheral frame portion 311 in the long axis direction x, a second peripheral frame portion 312 in the short axis direction y, and a connecting rod 313 , see FIG. 2 , the long axis direction x and short axis direction y are imaginary directions in the figure.
  • the connecting rod 313 is formed to extend inward from the second peripheral frame portion 312 ; the first peripheral frame portion 311 and one end of the connecting rod 313 close to the lower magnetic yoke 32 are respectively connected with the secondary magnetic steel 35 .
  • the lower magnetic yoke 32 includes a bottom 321 and a connecting arm 322, and the bottom 321 is used to support the main magnetic steel 34 and the auxiliary magnetic steel Steel 35 , the connecting arm 322 extends from the bottom 321 toward the upper magnetic yoke 31 , and the connecting arm 322 is connected with the upper magnetic yoke 31 .
  • the flexible circuit board 25 is connected to one end of the second peripheral frame portion 312 of the upper magnetic yoke 31 close to the lower magnetic yoke 32 .
  • the pad edge 23 improves the rigidity of the diaphragm 21, and the pad edge 23 has more materials, stronger temperature and pressure resistance, and stronger strength. Higher, the structure is more diversified, and the dome 22 will not be polluted or damaged due to the process problems in the integral molding process, and the mass production feasibility is higher.

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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)

Abstract

本实用新型提供了一种扬声器，其包括盆架和固定于所述盆架的振动系统和磁路系统，所述振动系统包括固定于所述盆架且用于振动发声的振膜及固定于所述振膜一侧的球顶，所述振膜包括与所述球顶固定连接的中心振动部、环绕所述中心振动部并与之相连的折环部及环绕所述折环部并与之相连的定位部，所述定位部固定于所述盆架，其特征在于，所述中心振动部包括朝向所述磁路系统的下表面和与所述下表面相对的上表面，提高振膜刚性的同时，垫边选材较多，耐温耐压能力更强，强度更高，结构也更多元化，也不会因为一体成型过程中的工艺问题对球顶造成污染或者损坏，量产可行性更高。

Description

一种扬声器 技术领域
本实用新型涉及扬声器技术领域，尤其涉及一种扬声器。
 背景技术
随着电子信息技术的快速发展，越来越多的发声器件应用于各类电子产品上，尤其是广为人们应用的移动通讯设备，人们不但关心其微型化、多功能，更要求其语音效果高质量、无失真。而振膜作为发声器件的核心部件，其设计的好坏直接影响着声学器件的性能。传统振膜通常具有刚性不足的问题，为了解决这一问题，相关技术的的振膜，通常在振膜中心处胶合或一体成型一球顶以补强刚性，但胶合常常会导致球顶偏移或球顶胶合不良而影响产品的声学性能，而球顶与振膜一体成型过程中则存在工艺问题对球顶造成污染或者损坏的问题，难以量产化。
因此，有必要提供一种满足刚性且易于量产的扬声器。
 技术问题
本实用新型的目的在于提供一种扬声器，旨在解决如何提供一种满足刚性且易于量产的扬声器。
 技术解决方案
本实用新型的技术方案如下：一种扬声器，其包括盆架和固定于所述盆架的振动系统和磁路系统，所述振动系统包括固定于所述盆架且用于振动发声的振膜及固定于所述振膜一侧的球顶，所述振膜包括与所述球顶固定连接的中心振动部、环绕所述中心振动部并与之相连的折环部及环绕所述折环部并与之相连的定位部，所述定位部固定于所述盆架，所述中心振动部包括朝向所述磁路系统的下表面和与所述下表面相对的上表面，所述振膜还包括沿振动方向贯穿所述中心振动部的第一贯通孔，所述振动系统还包括固定于所述下表面的垫边，所述垫边环绕所述第一贯通孔，所述垫边、所述盆架与所述振膜一体成型，所述球顶胶合固定于所述振膜的上表面或所述垫边背离所述振膜的一面并覆盖所述第一贯通孔。
更优地，所述垫边包括与所述第一贯通孔相贯穿的第二贯通孔，所述第一贯通孔与所述第二贯通孔具有相重合的中轴线。
更优地，所述中心振动部包括连接所述上表面和所述下表面的第一内侧面，所述第一内侧面围设形成所述第一贯通孔，所述垫边包括围设形成所述第二贯通孔的第二内侧面，所述第二内侧面沿振动方向与所述第一内侧面对齐。
更优地，所述垫边、所述盆架与所述振膜通过气爆成型、模压成型或注塑成型中的一种方式一体成型。
更优地，所述振膜的材料为硅胶、橡胶、PEEK、TPU中的一种或多种材料的复合。
更优地，所述球顶材料为铝箔泡棉、碳纤维、PEI中的一种或多种材料的复合。
更优地，所述垫边材料为铝、铜、耐高温塑料中的一种或多种材料的复合。
更优地，所述磁路系统包括固定于所述盆架远离所述振膜一端的上磁轭、与所述上磁轭相对设置的下磁轭、固定于所述上磁轭背离所述下磁轭一端的辅助磁钢、相对设置以形成磁间隙并固定于所述下磁轭靠近所述上磁轭一端的主磁钢和副磁钢及固定于主磁钢背离所述下磁轭一端的导磁片，所述副磁钢与所述上磁轭背离所述下磁轭的一端相连接。
更优地，所述上磁轭包括长轴方向的第一周框部、短轴方向的第二周框部、和自第二周框部向内延伸形成的连接杆；所述第一周框部及连接杆靠近所述下磁轭的一端分别与所述副磁钢相连接，所述第一周框部背离所述下磁轭的一端与所述辅助磁钢相连接；所述下磁轭包括支撑主磁钢和副磁钢的底部，及自底部向靠近所述上磁轭延伸并与所述上磁轭相连接的连接臂。
更优地，所述振动系统还包括悬置于所述磁间隙内并与所述振膜固定连接的音圈、固定于所述上磁轭靠近所述下磁轭一端并与所述音圈电连接的柔性电路板、固定于所述柔性电路板靠近所述下磁轭一端的辅助振膜；所述柔性电路板与所述上磁轭的第二周框部靠近所述下磁轭的一端相连接。
 有益效果
本实用新型的有益效果在于：通过在振膜上一体成型一与球顶相对设置的垫边，垫边提高振膜刚性的同时，垫边选材较多，耐温耐压能力更强，强度更高，结构也更多元化，也不会因为一体成型过程中的工艺问题对球顶造成污染或者损坏，量产可行性更高。
 附图说明
图1为本实用新型的立体结构示意图。
图2为本实用新型的结构分解示意图。
图3为图1中A-A处横截面示意图。
图4为图3中B处局部放大示意图。
 本发明的实施方式
下面结合附图及实施方式对本实用新型作进一步说明。
本实用新型提供一种扬声器100，参见图1，其包括：盆架10、振动系统及磁路系统，所述振动系统和磁路系统固定于盆架10内。
更优地，参见图2～图4，所述振动系统包括振膜21、球顶22、垫边23、音圈24、柔性电路板25及辅助振膜26。所述音圈24悬置于所述磁间隙37内，且所述音圈24与所述振膜21固定连接。所述柔性电路板25固定于所述上磁轭31靠近所述下磁轭32一端，且所述柔性电路板25与所述音圈24电连接，辅助振膜26固定于所述柔性电路板25靠近所述下磁轭32一端，更优地，所述振膜21固定于所述盆架10，且所述振膜21用于振动发声，所述球顶22固定于所述振膜21一侧。
具体地，参见图2～图4,，所述振膜21包括中心振动部211、折环部212、定位部213及第一贯通孔214，所述中心振动部211与所述球顶22固定连接，所述折环部212环绕所述中心振动部211，所述定位部213环绕所述折环部212并与之相连，所述第一贯通孔214沿振动方向贯穿所述中心振动部211。所述定位部213固定于所述盆架10，所述中心振动部211包括下表面2111、上表面2112及第一内侧面2113，所述第一内侧面2113围设形成所述第一贯通孔214，所述下表面2111朝向所述磁路系统，所述上表面2112与所述下表面2111相对。所述振膜21的材料为硅胶、橡胶、PEEK、TPU中的一种或多种材料的复合，本实施例中，所述振膜21为硅胶材料。
更优地，所述垫边23、所述盆架10与所述振膜21通过气爆成型、模压成型或注塑成型中的一种或多种方式的组合一体成型。本实施例中，所述垫边23、所述盆架10与所述振膜21通过气爆一体成型。由于振膜21是先与垫边23和盆架10一体成型后再与球顶22相胶合，因此，振膜21与垫边23和盆架10一体成型过程中不会对球顶22造成污染或损坏，量产可行性更高。
更优地，所述球顶22通过胶合固定于所述振膜21的上表面2112或所述垫边23背离所述振膜21的一面，所述球顶22材料为铝箔泡棉、碳纤维、PEI中的一种或多种材料的复合。本实施例中，所述球顶22为胶合固定于所述振膜21的上表面2112的碳纤维球顶22。振膜21先与垫边23和盆架10一体成型后再与球顶22相胶合，提高了半成品胶水状态的一致性，改善溢胶。
更优地，所述垫边23固定于所述下表面2111，所述垫边23环绕所述第一贯通孔214，所述垫边23、所述盆架10与所述振膜21一体成型，所述球顶22通过胶合固定于所述振膜21的上表面2112或所述垫边23背离所述振膜21的一面并覆盖所述第一贯通孔214。
更优地，参见图2，所述磁路系统包括上磁轭31、下磁轭32、辅助磁钢33、主磁钢34、副磁钢35及导磁片36，所述上磁轭31固定于所述盆架10远离所述振膜21一端，下磁轭32与所述上磁轭31相对设置，辅助磁钢33固定于所述上磁轭31背离所述下磁轭32一端，主磁钢34与副磁钢35相对设置以形成磁间隙37，且所述主磁钢34与副磁钢35固定于所述下磁轭32靠近所述上磁轭31一端，导磁片36固定于主磁钢34背离所述下磁轭32一端，所述副磁钢35与所述上磁轭31背离所述下磁轭32的一端相连接。
更优地，所述垫边23包括第二贯通孔231及第二内侧面232，所述第二内侧面232围设形成所述第二贯通孔23，所述第二内侧面232沿振动方向与所述第一内侧面2113对齐，且第二贯通孔231与所述第一贯通孔214相贯穿，所述第一贯通孔214与所述第二贯通孔231具有相重合的中轴线h，参见图2，中轴线h指的是过贯通孔中心且沿贯通方向延伸的参考线。所述第一内侧面2113垂直于所述振膜21振动方向，所述垫边23材料为铝、铜、耐高温塑料中的一种或多种材料的复合。本实施例中，垫边23的材料为铝，垫边23相比球顶22具有更强的耐温耐压能力，强度比球顶22更高，结构也更多元化。
更优地，参见图2，所述上磁轭31包括长轴方向x的第一周框部311、短轴方向y的第二周框部312和连接杆313，参见图2，长轴方向x和短轴方向y为图中虚拟的方向，长轴方向x指的是上磁轭31的长边延长方向，短轴方向y指的是上磁轭31的短边延长方向。连接杆313自第二周框部312向内延伸形成；所述第一周框部311及连接杆313靠近所述下磁轭32的一端分别与所述副磁钢35相连接，所述第一周框部311背离所述下磁轭32的一端与所述辅助磁钢33相连接；所述下磁轭32包括底部321及连接臂322，底部321用于支撑主磁钢34和副磁钢35，连接臂322自底部321向靠近所述上磁轭31方向延伸，且连接臂322与所述上磁轭31相连接。所述柔性电路板25与所述上磁轭31的第二周框部312靠近所述下磁轭32的一端相连接。
借此，通过在振膜21上一体成型一与球顶22相对设置的垫边23，垫边23提高振膜21刚性的同时，垫边23选材较多，耐温耐压能力更强，强度更高，结构也更多元化，也不会因为一体成型过程中的工艺问题对球顶22造成污染或者损坏，量产可行性更高。
以上所述的仅是本实用新型的实施方式，在此应当指出，对于本领域的普通技术人员来说，在不脱离本实用新型创造构思的前提下，还可以做出改进，但这些均属于本实用新型的保护范围。

Claims (10)

  1. 一种扬声器，其包括盆架和固定于所述盆架的振动系统和磁路系统，所述振动系统包括固定于所述盆架且用于振动发声的振膜及固定于所述振膜一侧的球顶，所述振膜包括与所述球顶固定连接的中心振动部、环绕所述中心振动部并与之相连的折环部及环绕所述折环部并与之相连的定位部，所述定位部固定于所述盆架，其特征在于，所述中心振动部包括朝向所述磁路系统的下表面和与所述下表面相对的上表面，所述振膜还包括沿振动方向贯穿所述中心振动部的第一贯通孔，所述振动系统还包括固定于所述下表面的垫边，所述垫边环绕所述第一贯通孔，所述垫边、所述盆架与所述振膜一体成型，所述球顶胶合固定于所述振膜的上表面或所述垫边背离所述振膜的一面并覆盖所述第一贯通孔。
  2. 根据权利要求1所述的扬声器，其特征在于，所述垫边包括与所述第一贯通孔相贯穿的第二贯通孔，所述第一贯通孔与所述第二贯通孔具有相重合的中轴线。
  3. 根据权利要求2所述的扬声器，其特征在于，所述中心振动部包括连接所述上表面和所述下表面的第一内侧面，所述第一内侧面围设形成所述第一贯通孔，所述垫边包括围设形成所述第二贯通孔的第二内侧面，所述第二内侧面沿振动方向与所述第一内侧面对齐。
  4. 根据权利要求3所述的扬声器，其特征在于，所述垫边、所述盆架与所述振膜通过气爆成型、模压成型或注塑成型中的一种方式一体成型。
  5. 根据权利要求1所述的扬声器，其特征在于，所述振膜的材料为硅胶、橡胶、PEEK、TPU中的一种或多种材料的复合。
  6. 根据权利要求1所述的扬声器，其特征在于，所述球顶材料为铝箔泡棉、碳纤维、PEI中的一种或多种材料的复合。
  7. 根据权利要求1所述的扬声器，其特征在于，所述垫边材料为铝、铜、耐高温塑料中的一种或多种材料的复合。
  8. 根据权利要求1所述的扬声器，其特征在于，所述磁路系统包括固定于所述盆架远离所述振膜一端的上磁轭、与所述上磁轭相对设置的下磁轭、固定于所述上磁轭背离所述下磁轭一端的辅助磁钢、相对设置以形成磁间隙并固定于所述下磁轭靠近所述上磁轭一端的主磁钢和副磁钢及固定于主磁钢背离所述下磁轭一端的导磁片，所述副磁钢与所述上磁轭背离所述下磁轭的一端相连接。
  9. 根据权利要求8所述的扬声器，其特征在于，所述上磁轭包括长轴方向的第一周框部、短轴方向的第二周框部、和自第二周框部向内延伸形成的连接杆；所述第一周框部及连接杆靠近所述下磁轭的一端分别与所述副磁钢相连接，所述第一周框部背离所述下磁轭的一端与所述辅助磁钢相连接；所述下磁轭包括支撑主磁钢和副磁钢的底部，及自底部向靠近所述上磁轭延伸并与所述上磁轭相连接的连接臂。
  10. 根据权利要求9所述的扬声器，其特征在于，所述振动系统还包括悬置于所述磁间隙内并与所述振膜固定连接的音圈、固定于所述上磁轭靠近所述下磁轭一端并与所述音圈电连接的柔性电路板、固定于所述柔性电路板靠近所述下磁轭一端的辅助振膜；所述柔性电路板与所述上磁轭的第二周框部靠近所述下磁轭的一端相连接。
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Publication number Priority date Publication date Assignee Title
CN103338426A (zh) * 2013-06-14 2013-10-02 歌尔声学股份有限公司 微型扬声器及其振动系统制作方法
CN208638620U (zh) * 2018-08-01 2019-03-22 瑞声科技(新加坡)有限公司 微型发声器件
CN209402720U (zh) * 2018-10-30 2019-09-17 歌尔科技有限公司 一种振动系统及设置有该振动系统的扬声器
CN210168213U (zh) * 2019-04-19 2020-03-20 瑞声科技(新加坡)有限公司 发声器

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103338426A (zh) * 2013-06-14 2013-10-02 歌尔声学股份有限公司 微型扬声器及其振动系统制作方法
CN208638620U (zh) * 2018-08-01 2019-03-22 瑞声科技(新加坡)有限公司 微型发声器件
CN209402720U (zh) * 2018-10-30 2019-09-17 歌尔科技有限公司 一种振动系统及设置有该振动系统的扬声器
CN210168213U (zh) * 2019-04-19 2020-03-20 瑞声科技(新加坡)有限公司 发声器

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