WO2024000677A1 - 发声器件 - Google Patents

发声器件 Download PDF

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Publication number
WO2024000677A1
WO2024000677A1 PCT/CN2022/106635 CN2022106635W WO2024000677A1 WO 2024000677 A1 WO2024000677 A1 WO 2024000677A1 CN 2022106635 W CN2022106635 W CN 2022106635W WO 2024000677 A1 WO2024000677 A1 WO 2024000677A1
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WO
WIPO (PCT)
Prior art keywords
skeleton
sound
dome
wall
generating device
Prior art date
Application number
PCT/CN2022/106635
Other languages
English (en)
French (fr)
Inventor
任璋
钟志威
Original Assignee
瑞声光电科技(常州)有限公司
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.)
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Publication date
Application filed by 瑞声光电科技(常州)有限公司 filed Critical 瑞声光电科技(常州)有限公司
Priority to JP2022577229A priority Critical patent/JP2024526473A/ja
Publication of WO2024000677A1 publication Critical patent/WO2024000677A1/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 field of electroacoustic conversion, and in particular to a sound-generating device used in electronic speaker products.
  • Sound-generating devices also known as speakers or horns, are used in speakers to convert audio signals into sound for playback.
  • the sound-generating device of the related art includes a basin frame, a vibration system fixed on the basin frame, and a magnetic circuit system with a magnetic gap.
  • the magnetic circuit system drives the vibration system to vibrate and produce sound.
  • the vibration system includes a vibration system fixed on the basin frame. The diaphragm of the frame, the dome attached to the diaphragm, the voice coil inserted in the magnetic gap, and the frame connecting the dome and the voice coil.
  • the dome and the frame are usually planar structures, resulting in insufficient strength of the dome and the frame, resulting in a narrow frequency band of the sound-generating device and poor sound-generating effect.
  • This utility model is to provide a sound-generating device with a wider frequency band and better high-frequency performance.
  • the present invention provides a sound-generating device, which includes a basin frame, a vibration system respectively supported on the basin frame, and a magnetic circuit system with a magnetic gap.
  • the vibration system includes a diaphragm, a diaphragm inserted in A voice coil in the magnetic gap is used to drive the diaphragm to vibrate and produce sound, and a skeleton connecting the diaphragm and the voice coil; the diaphragm includes an annular spherical top and an annular first ring.
  • the first folding ring portion surrounds the second folding ring portion and is spaced apart from each other, and the top of the ball is located at the first folding ring portion and the second folding ring between the parts and connected to the first folding ring part and the second folding ring part,
  • the skeleton includes a skeleton flat plate wall and a skeleton glue-containing part bent from the skeleton flat wall to the magnetic circuit system, The flat plate wall of the skeleton is connected to the top of the ball, and the glue-containing portion of the skeleton is spaced apart from the top of the ball.
  • the ball top includes a ring-shaped ball top body, and the skeleton glue-containing portion is flat-plate-shaped and parallel to the ball top body.
  • the skeleton Preferably, there are two glue-containing portions of the skeleton, which are symmetrically arranged on both sides of the long axis of the flat plate wall of the skeleton.
  • the diaphragm further includes a first fixing part bent and extended from a side of the first folding ring part close to the second folding ring part, and a first fixing part bent and extended from a side of the first folding ring part close to the first folding ring part.
  • a second fixing portion is bent and extended on one side of the ring portion;
  • the ball top also includes a first ball top extension wall and a second ball top extension wall that are bent and extended from the ball top body in a direction close to the magnetic circuit system.
  • Top extension wall, the first dome extension wall is connected to the first fixing part, and the second dome extension wall is connected to the second fixation part.
  • the skeleton further includes a first skeleton extension wall and a second skeleton extension wall, the skeleton flat plate wall is attached to the side of the dome body close to the voice coil, and the first skeleton extension wall is composed of The side of the skeleton flat wall close to the first ring portion is bent and extended toward the direction of the magnetic circuit system, and the first skeleton extension wall and the first dome extension wall are spaced and oppositely arranged;
  • the second frame extension wall extends from a side of the frame flat wall close to the second ring portion toward the voice coil direction and is fixedly connected to the voice coil.
  • the first frame extension wall is spaced apart from the first fixing part.
  • the first dome extension wall is formed by extending the dome body along the vibration direction of the diaphragm, and the first skeleton extension wall is formed by a portion of the skeleton flat wall close to the first ring portion. One side extends along the vibration direction.
  • the first folding ring portion and the second folding ring portion both have an arc-shaped structure and the directions of the arc-shaped depressions of the two are opposite.
  • the arc-shaped concave direction of the first folded ring portion is in a direction approaching the voice coil
  • the arc-shaped concave direction of the second folded ring portion is in a direction away from the voice coil.
  • the diaphragm further includes a third fixing part bent and extended from a side of the first folding ring part away from the second folding part, and the third fixing part is fixed to the frame. inner side.
  • the sound-generating device includes a basin frame, a vibration system respectively supported on the basin frame, and a magnetic circuit system with a magnetic gap.
  • the vibration system includes a diaphragm, a diaphragm inserted in A voice coil in the magnetic gap is used to drive the diaphragm to vibrate and produce sound, and a skeleton connecting the diaphragm and the voice coil; the diaphragm includes an annular spherical top and an annular first ring.
  • the first ring part surrounds the second ring part and is spaced apart from each other, and the top of the ball is located at the first ring part and the second ring part between the parts and connected to the first folding ring part and the second folding ring part,
  • the skeleton includes a skeleton flat plate wall and a skeleton glue-containing part bent from the skeleton flat wall to the magnetic circuit system, The skeleton flat wall is connected to the top of the ball, and the skeleton glue-containing portion is spaced apart from the ball top.
  • the skeleton include a skeleton glue-containing portion bent from the skeleton flat wall toward the magnetic circuit system, there is It is beneficial to enhance the strength of the vibration system, improve the impact of segmented vibration on performance to a certain extent, and expand the high frequency of the sound-generating device, thus improving the high-frequency performance of the sound-generating device.
  • Figure 1 is a schematic three-dimensional structural diagram of the sound-generating device of the present invention.
  • Figure 2 is a cross-sectional view along A-A in Figure 1;
  • Figure 3 is an enlarged schematic diagram of position C in Figure 2;
  • Figure 4 is a cross-sectional view along B-B in Figure 1;
  • Figure 5 is an enlarged schematic diagram of D in Figure 4.
  • Figure 6 is an exploded view of part of the sound-generating device of the present invention.
  • Figure 7 is a schematic structural diagram of the skeleton of the sound-generating device of the present invention.
  • Figure 8 is a frequency response curve diagram of the sound-generating device of the present invention and other sound-generating devices.
  • the present utility model provides a sound-generating device 100, which includes a basin frame 1, a vibration system 2, a magnetic circuit system 3 with a magnetic gap 30, and is used to accommodate the magnetic circuit system 3 and with
  • the rear cover 4 fixed to the basin frame 1 and the front cover 5 are located on the side of the basin frame 1 away from the rear cover 4 .
  • the vibration system 2 and the magnetic circuit system 3 are respectively supported on the basin frame 1 , and the magnetic circuit system 3 drives the vibration system 2 to vibrate and produce sound.
  • the vibration system 2 includes a diaphragm 21 , a voice coil 22 inserted in the magnetic gap 30 to drive the diaphragm 21 to vibrate and produce sound, and a skeleton connecting the diaphragm 21 and the voice coil 22 twenty three.
  • the diaphragm 21 includes an annular spherical top portion 211, an annular first ring portion 212, and an annular second ring portion 213.
  • the first ring portion 212 surrounds the second ring portion. 213 and spaced apart from each other, the spherical top portion 211 is located between the first folding ring portion 212 and the second folding ring portion 213 and connects the first folding ring portion 212 and the second folding ring portion 213 .
  • the diaphragm 21 further includes a first fixing part 214 bent and extended from the side of the first bending ring part 212 close to the second bending ring part 213 , and a first fixing part 214 bent from the second bending ring part 213 close to the first bending ring part.
  • the third fixing part 216 is fixed on the The inner peripheral side of the basin frame 1.
  • the dome top 211 includes an annular dome body 2111 and a first dome extension wall 2112 bent from the dome body 2111 toward the magnetic circuit system 3 direction.
  • the first dome extension wall 2112 is connected to the first fixing part 214 .
  • first folding ring portion 212 and the second folding ring portion 213 both have an arc-shaped structure, and the directions of the arc-shaped depressions of the two are opposite. More specifically, the arc-shaped concave direction of the first folding ring portion 212 is toward the voice coil 22 , and the arc-shaped concave direction of the second folding ring portion 213 is toward the direction away from the voice coil 22 . direction.
  • the frame 23 includes a frame flat wall 231 , a first frame extension wall 232 , a second frame extension wall 233 and a frame glue-containing portion 234 .
  • the skeleton flat wall 231 is attached to the side of the dome body 2111 close to the voice coil 22 , and the first skeleton extension wall 232 is formed from the skeleton flat wall 231 close to the first ring portion 212 One side is bent and extended toward the direction of the magnetic circuit system, and the first skeleton extension wall 232 is spaced opposite to the first dome extension wall 2112; the second skeleton extension wall 233 is formed by the skeleton flat plate.
  • the side of the wall 231 close to the second ring portion 213 extends toward the voice coil 22 and is fixedly connected to the voice coil 22; the skeleton glue-containing portion 234 is bent from the skeleton flat wall 231 toward the magnetic circuit system. Extended to form, the skeleton glue-containing part 234 is spaced apart from the ball top 211.
  • the skeleton glue-containing part 234 is flat and parallel to the ball top body 2111. In this embodiment, it includes two skeleton glue-containing parts 234, which are symmetrically arranged on the skeleton. Both sides of the long axis of the flat wall 231.
  • first dome extension wall 2112 is formed by extending from the dome body 2111 along the vibration direction of the diaphragm 21
  • the first skeleton extension wall 232 is formed by the skeleton flat wall 231 close to the third One side of a folding ring portion 212 is formed extending along the vibration direction.
  • the first frame extension wall 232 is spaced apart from the first fixing part 214 , that is, the first frame extension wall 232 and the first dome extension wall 2112 are spaced apart, with a gap between them.
  • the dome top 211 further includes a second dome extension wall bent and extended from the side of the dome body 2111 away from the first dome extension wall 2112 toward the magnetic circuit system 3 . 2113, wherein the bending direction of the second dome extension wall 2113 may have a certain angle with the vibration direction, that is, the second dome extension wall 2113 may not be bent along the vibration direction.
  • the second dome extending wall 2113 is connected to the second fixing part 215 .
  • Figure 8 illustrates the frequency response curves of the sound-generating device 100 of the present invention and another sound-generating device.
  • the main difference between the sound-generating device of the present invention and other sound-generating devices is the structure of the skeleton.
  • Curve a represents the frequency response curve of the sound-generating device 100 of the present invention
  • curve b represents the frequency response curve of other sound-generating devices. More specifically, curve a represents the frequency response curve of a frame with a frame glue-containing portion 234; curve b is There is no frequency response curve of the rubber-containing part of the frame on the frame. It can be seen from the comparison that the sound-generating device 100 of the present invention has better high-frequency performance.
  • the sound-generating device includes a basin frame, a vibration system respectively supported on the basin frame, and a magnetic circuit system with a magnetic gap.
  • the vibration system includes a diaphragm, a diaphragm inserted in A voice coil in the magnetic gap is used to drive the diaphragm to vibrate and produce sound, and a skeleton connecting the diaphragm and the voice coil; the diaphragm includes an annular spherical top and an annular first ring.
  • the first folding ring portion surrounds the second folding ring portion and is spaced apart from each other, and the top of the ball is located at the first folding ring portion and the second folding ring between the parts and connected to the first folding ring part and the second folding ring part,
  • the skeleton includes a skeleton flat plate wall and a skeleton glue-containing part bent from the skeleton flat wall to the magnetic circuit system, The skeleton flat wall is connected to the top of the ball, and the skeleton glue-containing portion is spaced from the ball top.
  • the skeleton include a skeleton glue-containing portion bent from the skeleton flat wall toward the magnetic circuit system, there is It is beneficial to enhance the strength of the vibration system, improve the impact of segmented vibration on performance to a certain extent, and expand the high frequency of the sound-generating device, thus improving the high-frequency performance of the sound-generating device.

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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

本申请提供了一种发声器件，其包括盆架、分别支撑于所述盆架的振动系统和具有磁间隙的磁路系统，所述振动系统包括振膜、插设于所述磁间隙内以驱动所述振膜振动发声的音圈以及连接所述振膜和所述音圈的骨架；所述振膜包括呈环状的球顶部、呈环状的第一折环部以及呈环状的第二折环部，所述球顶部位于所述第一折环部和所述第二折环部之间且连接于所述第一折环部和所述第二折环部，所述骨架包括骨架平板壁和自所述骨架平板壁向所述磁路系统弯折的骨架容胶部，所述骨架平板壁与所述球顶部连接，所述骨架容胶部与所述球顶部间隔设置。与相关技术比，本申请的发声器件频带更宽，高频性能更优。

Description

发声器件 技术领域
本实用新型涉及电声转换领域，尤其涉及一种运用于电子音箱产品的发声器件。
 背景技术
发声器件又名扬声器或喇叭，运用于音箱中实现将音频信号转化为声音播放。
相关技术的发声器件包括盆架、固定于所述盆架的振动系统和具有磁间隙的磁路系统，所述磁路系统驱动所述振动系统振动发声，所述振动系统包括固定于所述盆架的振膜、贴合于所述振膜的球顶、插设于所述磁间隙的音圈以及连接所述球顶和所述音圈的骨架。
 技术问题
然而，相关技术的发声器件中，球顶和骨架通常为平面状结构，导致球顶和骨架的强度不够，从而使发声器件的频带较窄，发声效果不好。
因此，实有必要提供一种新的发声器件解决上述技术问题。
 技术解决方案
本实用新型的目的在于提供一种频带更宽，高频性能更优的发声器件。
为了达到上述目的，本实用新型提供了一种发声器件，其包括盆架、分别支撑于所述盆架的振动系统和具有磁间隙的磁路系统，所述振动系统包括振膜、插设于所述磁间隙内以驱动所述振膜振动发声的音圈以及连接所述振膜和所述音圈的骨架；所述振膜包括呈环状的球顶部、呈环状的第一折环部以及呈环状的第二折环部，所述第一折环部环绕所述第二折环部且相互间隔，所述球顶部位于所述第一折环部和所述第二折环部之间且连接于所述第一折环部和所述第二折环部，所述骨架包括骨架平板壁和自所述骨架平板壁向所述磁路系统弯折的骨架容胶部，所述骨架平板壁与所述球顶部连接，所述骨架容胶部与所述球顶部间隔设置。
优选地，所述球顶部包括呈环状的球顶本体，所述骨架容胶部呈平板状，且平行于所述球顶本体。
优选地，所述骨架容胶部有两个，对称设于所述骨架平板壁的长轴的两侧。
优选地，所述振膜还包括由所述第一折环部靠近所述第二折环部的一侧弯折延伸的第一固定部和由所述第二折环部靠近所述第一折环部的一侧弯折延伸的第二固定部；所述球顶部还包括自所述球顶本体向靠近所述磁路系统的方向弯折延伸的第一球顶延伸壁和第二球顶延伸壁，所述第一球顶延伸壁与所述第一固定部连接，所述第二球顶延伸壁与所述第二固定部连接。
优选地，所述骨架还包括第一骨架延伸壁和第二骨架延伸壁，所述骨架平板壁贴合于所述球顶本体靠近所述音圈的一侧，所述第一骨架延伸壁由所述骨架平板壁靠近所述第一折环部的一侧朝向所述磁路系统方向弯折延伸形成，且所述第一骨架延伸壁与所述第一球顶延伸壁间隔相对设置；所述第二骨架延伸壁由所述骨架平板壁靠近所述第二折环部的一侧朝向所述音圈方向延伸且与所述音圈固定连接。
优选地，所述第一骨架延伸壁与所述第一固定部间隔设置。
优选地，所述第一球顶延伸壁由所述球顶本体沿所述振膜的振动方向延伸形成，所述第一骨架延伸壁由所述骨架平板壁靠近所述第一折环部的一侧沿所述振动方向延伸形成。
优选地，所述第一折环部和所述第二折环部均呈弧形结构且二者的弧形凹陷方向相反。
优选地，所述第一折环部的弧形凹陷方向为向靠近所述音圈的方向，所述第二折环部的弧形凹陷方向为向远离所述音圈的方向。
优选地，所述振膜还包括由所述第一折环部远离所述第二折环部的一侧弯折延伸的第三固定部，所述第三固定部固定于所述盆架的内周侧。
 有益效果
与相关技术相比，本实用新型的发声器件中，发声器件包括盆架、分别支撑于所述盆架的振动系统和具有磁间隙的磁路系统，所述振动系统包括振膜、插设于所述磁间隙内以驱动所述振膜振动发声的音圈以及连接所述振膜和所述音圈的骨架；所述振膜包括呈环状的球顶部、呈环状的第一折环部以及呈环状的第二折环部，所述第一折环部环绕所述第二折环部且相互间隔，所述球顶部位于所述第一折环部和所述第二折环部之间且连接于所述第一折环部和所述第二折环部，所述骨架包括骨架平板壁和自所述骨架平板壁向所述磁路系统弯折的骨架容胶部，所述骨架平板壁与所述球顶部连接，所述骨架容胶部与所述球顶部间隔设置，由此，通过使骨架包括自骨架平板壁向磁路系统弯折的骨架容胶部，有利于增强振动系统的强度，在一定程度上能够改善分割振动对性能的影响，扩展了发声器件的高频，从而提升了发声器件的高频性能。
 附图说明
为了更清楚地说明本实用新型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实用新型的一些实施例，对于本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为本实用新型发声器件的立体结构示意图；
图2为沿图1中A-A的剖视图；
图3为图2中C处的放大示意图；
图4为沿图1中B-B的剖视图；
图5为图4中D处的放大示意图；
图6为本实用新型发声器件中部分爆炸图；
图7为本实用新型发声器件的骨架的结构示意图；
图8为本实用新型的发声器件与其他发声器件的频率响应曲线图。
 本发明的实施方式
下面将结合本实用新型实施例中的附图，对本实用新型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实用新型的一部分实施例，而不是全部的实施例。基于本实用新型中的实施例，本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，都属于本实用新型保护的范围。
请同时参阅图1-7，本实用新型提供了一种发声器件100，其包括盆架1、振动系统2、具有磁间隙30的磁路系统3、用于收容所述磁路系统3且与盆架1固定的后盖4以及盖设在所述盆架1远离所述后盖4一侧的前盖5。所述振动系统2和所述磁路系统3分别支撑于所述盆架1，且所述磁路系统3驱动所述振动系统2振动发声。
本实施方式中，振动系统2包括振膜21、插设于所述磁间隙30内以驱动所述振膜21振动发声的音圈22以及连接所述振膜21和所述音圈22的骨架23。
所述振膜21包括呈环状的球顶部211、呈环状的第一折环部212以及呈环状的第二折环部213，所述第一折环部212环绕第二折环部213且相互间隔，所述球顶部211位于第一折环部212和第二折环部213之间且连接所述第一折环部212和所述第二折环部213。其中，振膜21进一步还包括由第一折环部212靠近第二折环部213的一侧弯折延伸的第一固定部214、由第二折环部213靠近第一折环部弯折延伸的第二固定部215、以及由所述第一折环部212远离所述第二折环部213一侧弯折延伸的第三固定部216，所述第三固定部216固定于所述盆架1的内周侧。所述球顶部211包括呈环状的球顶本体2111和自所述球顶本体2111向所述磁路系统3方向弯折的第一球顶延伸壁2112。所述第一球顶延伸壁2112与所述第一固定部214连接。
其中，所述第一折环部212和所述第二折环部213均呈弧形结构且二者的弧形凹陷方向相反。更具体地，所述第一折环部212的弧形凹陷方向为向靠近所述音圈22的方向，所述第二折环部213的弧形凹陷方向为向远离所述音圈22的方向。
所述骨架23包括骨架平板壁231、第一骨架延伸壁232、第二骨架延伸壁233和骨架容胶部234。所述骨架平板壁231贴合于所述球顶本体2111靠近所述音圈22的一侧，所述第一骨架延伸壁232由所述骨架平板壁231靠近所述第一折环部212的一侧朝向所述磁路系统方向弯折延伸形成，且所述第一骨架延伸壁232与所述第一球顶延伸壁2112间隔相对设置；所述第二骨架延伸壁233由所述骨架平板壁231靠近所述第二折环部213的一侧朝向所述音圈22方向延伸且与所述音圈22固定连接；骨架容胶部234自骨架平板壁231向所述磁路系统弯折延伸形成，骨架容胶部234与球顶部211间隔设置，骨架容胶部234呈平板状，且平行于球顶本体2111，本实施方式中，包括两个骨架容胶部234，对称设置于骨架平板壁231的长轴的两侧。
进一步地，所述第一球顶延伸壁2112由所述球顶本体2111沿所述振膜21的振动方向延伸形成，所述第一骨架延伸壁232由所述骨架平板壁231靠近所述第一折环部212的一侧沿所述振动方向延伸形成。
第一骨架延伸壁232与第一固定部214间隔设置，即第一骨架延伸壁232与第一球顶延伸壁2112为间隔设置，两者之间具有空隙。
本实施方式中，所述球顶部211还包括自所述球顶本体2111远离所述第一球顶延伸壁2112的一侧向所述磁路系统3方向弯折延伸的第二球顶延伸壁2113，其中，第二球顶延伸壁2113的弯折方向与所述振动方向之间可以具有一定的角度，即第二球顶延伸壁2113可以不沿着所述振动方向弯折。所述第二球顶延伸壁2113与所述第二固定部215连接。
如图8所示，图8示意出了本实用新型的发声器件100和一种其他发声器件的频率响应曲线，本实用新型的发声器件和其他发声器件的主要不同为骨架的结构不同，其中，曲线a表示本实用新型的发声器件100的频率响应曲线，曲线b表示其他发声器件的频率响应曲线，更具体地，曲线a为骨架上设有骨架容胶部234的频率响应曲线；曲线b为骨架上不设骨架容胶部的的频率响应曲线。通过对比可以看出，本实用新型的发声器件100具有更优的高频性能。
与相关技术相比，本实用新型的发声器件中，发声器件包括盆架、分别支撑于所述盆架的振动系统和具有磁间隙的磁路系统，所述振动系统包括振膜、插设于所述磁间隙内以驱动所述振膜振动发声的音圈以及连接所述振膜和所述音圈的骨架；所述振膜包括呈环状的球顶部、呈环状的第一折环部以及呈环状的第二折环部，所述第一折环部环绕所述第二折环部且相互间隔，所述球顶部位于所述第一折环部和所述第二折环部之间且连接于所述第一折环部和所述第二折环部，所述骨架包括骨架平板壁和自所述骨架平板壁向所述磁路系统弯折的骨架容胶部，所述骨架平板壁与所述球顶部连接，所述骨架容胶部与所述球顶部间隔设置，由此，通过使骨架包括自骨架平板壁向磁路系统弯折的骨架容胶部，有利于增强振动系统的强度，在一定程度上能够改善分割振动对性能的影响，扩展了发声器件的高频，从而提升了发声器件的高频性能。
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. 一种发声器件，其包括盆架、分别支撑于所述盆架的振动系统和具有磁间隙的磁路系统，所述振动系统包括振膜、插设于所述磁间隙内以驱动所述振膜振动发声的音圈以及连接所述振膜和所述音圈的骨架；所述振膜包括呈环状的球顶部、呈环状的第一折环部以及呈环状的第二折环部，所述第一折环部环绕所述第二折环部且相互间隔，所述球顶部位于所述第一折环部和所述第二折环部之间且连接于所述第一折环部和所述第二折环部，其特征在于：
    所述骨架包括骨架平板壁和自所述骨架平板壁向所述磁路系统弯折的骨架容胶部，所述骨架平板壁与所述球顶部连接，所述骨架容胶部与所述球顶部间隔设置。
  2. 根据权利要求1所述的发声器件，其特征在于，所述球顶部包括呈环状的球顶本体，所述骨架容胶部呈平板状，且平行于所述球顶本体。
  3. 根据权利要求2所述的发声器件，其特征在于，所述骨架容胶部有两个，对称设于所述骨架平板壁的长轴的两侧。
  4. 根据权利要求1所述的发声器件，其特征在于，所述振膜还包括由所述第一折环部靠近所述第二折环部的一侧弯折延伸的第一固定部和由所述第二折环部靠近所述第一折环部的一侧弯折延伸的第二固定部；
    所述球顶部还包括自所述球顶本体向靠近所述磁路系统的方向弯折延伸的第一球顶延伸壁和第二球顶延伸壁，所述第一球顶延伸壁与所述第一固定部连接，所述第二球顶延伸壁与所述第二固定部连接。
  5. 根据权利要求4所述的发声器件，其特征在于，所述骨架还包括第一骨架延伸壁和第二骨架延伸壁，所述骨架平板壁贴合于所述球顶本体靠近所述音圈的一侧，所述第一骨架延伸壁由所述骨架平板壁靠近所述第一折环部的一侧朝向所述磁路系统方向弯折延伸形成，且所述第一骨架延伸壁与所述第一球顶延伸壁间隔相对设置；所述第二骨架延伸壁由所述骨架平板壁靠近所述第二折环部的一侧朝向所述音圈方向延伸且与所述音圈固定连接。
  6. 根据权利要求5所述的发声器件，其特征在于，所述第一骨架延伸壁与所述第一固定部间隔设置。
  7. 根据权利要求5所述的发声器件，其特征在于，所述第一球顶延伸壁由所述球顶本体沿所述振膜的振动方向延伸形成，所述第一骨架延伸壁由所述骨架平板壁靠近所述第一折环部的一侧沿所述振动方向延伸形成。
  8. 根据权利要求1所述的发声器件，其特征在于，所述第一折环部和所述第二折环部均呈弧形结构且二者的弧形凹陷方向相反。
  9. 根据权利要求8所述的发声器件，其特征在于，所述第一折环部的弧形凹陷方向为向靠近所述音圈的方向，所述第二折环部的弧形凹陷方向为向远离所述音圈的方向。
  10. 根据权利要求1所述的发声器件，其特征在于，所述振膜还包括由所述第一折环部远离所述第二折环部的一侧弯折延伸的第三固定部，所述第三固定部固定于所述盆架的内周侧。
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JP2000059888A (ja) * 1998-08-04 2000-02-25 Foster Electric Co Ltd スピーカ
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