WO2021109189A1 - 发声器件 - Google Patents

发声器件 Download PDF

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Publication number
WO2021109189A1
WO2021109189A1 PCT/CN2019/124715 CN2019124715W WO2021109189A1 WO 2021109189 A1 WO2021109189 A1 WO 2021109189A1 CN 2019124715 W CN2019124715 W CN 2019124715W WO 2021109189 A1 WO2021109189 A1 WO 2021109189A1
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WO
WIPO (PCT)
Prior art keywords
diaphragm
fixed
flange
magnetic
section
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PCT/CN2019/124715
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English (en)
French (fr)
Inventor
信星星
肖波
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
Publication of WO2021109189A1 publication Critical patent/WO2021109189A1/zh

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    • 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 sound and electricity, in particular to a sound emitting device.
  • the related art sounding device includes a basin frame, a vibration system fixed to the basin frame, and a magnetic circuit system that drives the vibration system to vibrate.
  • the magnetic circuit system includes a magnetic bowl fixed to the basin frame and a The magnetic steel of the magnetic bowl.
  • the leakage hole is opened at the rounded corner between the two adjacent side walls of the magnetic bowl, so that the size of the leakage hole is small, and the BL of the magnetic circuit structure is small, which is difficult to obtain Sound devices with large leakage and high Q directly affect the acoustic performance of the sound devices.
  • the purpose of the utility model is to provide a sound device with simple structure, low cost and good acoustic performance.
  • the present invention provides a sound generating device, which includes a basin frame, a vibration system fixed to the basin frame, and a magnetic circuit system that drives the vibration system to vibrate and produce sound;
  • the voice coil has a rectangular structure, and the voice coil includes a first section opposed to each other, a second section opposed to each other, and connecting adjacent first sections.
  • the magnetic circuit system includes a magnetic bowl fixed to the basin frame, and a magnetic steel accommodated in the magnetic bowl, wherein the magnetic bowl includes: fixed The main body of the magnet, an extension that extends from the main body to a direction away from the magnet, and is formed by bending and extending the peripheral edge of the extension away from the magnet in a direction closer to the diaphragm
  • the outer flange, the inner flange formed by bending and extending the peripheral edge of the main body in the direction close to the diaphragm, and the leakage hole provided through the extension part;
  • the flared edges include a first flared edge and a second flared edge, the first flared edge and the first section are arranged at intervals, and the second flared edge is aligned with the second section. Set the interval;
  • the inward flanging includes a first inward flanging and a second inward flanging.
  • the first inward flanging is arranged directly opposite to the first section, and the second inward flanging is directly opposite to the second section. Set the interval;
  • the leakage hole includes a first leakage hole and a second leakage hole, the first leakage hole is arranged between the first outer flange and the first inner flange, and the second leakage hole is arranged on the Between the second outer flange and the second inner flange.
  • first outer flanging and the first inner flanging are arranged directly opposite to and spaced apart, and the second outer flanging and the second inner flanging are arranged directly opposite to and spaced apart.
  • the voice coil is inserted between the inner flange and the magnetic steel.
  • the magnetic bowl further includes a relief groove recessed from a side of the main body close to the diaphragm in a direction away from the diaphragm, and the relief groove is located at the inner flange of the magnetic steel between.
  • the vibration system further includes an auxiliary diaphragm fixed on the side of the voice coil away from the diaphragm, the auxiliary diaphragm is provided with an opening, and the inverted edge faces the diaphragm through the opening. extend.
  • the auxiliary diaphragm includes a first fixing portion fixed to the basin frame, a second fixing portion fixed to the voice coil, and a connecting portion connecting the first fixing portion and the second fixing portion , The opening is provided through the connecting portion.
  • the auxiliary diaphragm includes two, which are respectively arranged symmetrically on a side of the first section away from the magnetic steel, and the second fixing portion is fixed to a side of the first section away from the diaphragm. side.
  • the vibration system further includes an elastic member fixed on a side of the auxiliary diaphragm away from the diaphragm, and the elastic member includes a first fixing arm fixed to the first fixing portion, and The second fixing arm of the second fixing part, the two elastic arms connecting the first fixing arm and the second fixing arm; the first fixing part and the first fixing arm are sandwiched between the first fixing arm and the first fixing arm.
  • the first inner flange is disposed between the two elastic arms and extends to the diaphragm through the opening.
  • the magnetic circuit system further includes a pole core stacked on the magnetic steel and a ring-shaped upper splint embedded on the basin frame.
  • the magnetic bowl includes a leakage hole provided through the extension part, and the leakage holes are respectively arranged between the outer flange and the inner flange to connect the inside of the sound device with the outside world. Therefore, the sound pressure balance between the inside of the sound generating device and the outside is realized, and the acoustic performance of the sound generating device is better.
  • the performance of the magnetic circuit system is improved, the sound generating device has a sufficiently large BL, and the manufacturing cost is reduced.
  • the arrangement of the outer flanges isolates and protects the internal structure of the sound emitting device, further improves the reliability of the sound emitting device, and thereby improves the acoustic performance of the sound emitting device.
  • Figure 1 is a schematic diagram of the three-dimensional structure of the sound generating device of the present invention.
  • Figure 2 is an exploded schematic diagram of the three-dimensional structure of the sound generating device of the present invention.
  • Figure 3 is an exploded schematic diagram of a part of the three-dimensional structure of the sound device of the present invention.
  • Figure 4 is a cross-sectional view taken along line A-A in Figure 1;
  • Fig. 5 is a schematic diagram of the three-dimensional structure of the magnetic bowl of the sound generating device of the present invention.
  • the present invention provides a sound generating device 10, which includes a basin frame 1, a vibration system 2 and a magnetic circuit system 3.
  • 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 fixed to the basin frame 1 and a voice coil 22 that drives the diaphragm 21 to vibrate.
  • the voice coil 22 has a rectangular structure.
  • the voice coil 22 includes a first section 221 arranged oppositely, a second section 222 arranged oppositely, and a corner connecting the adjacent first section 221 and the second section 222 223.
  • the magnetic circuit system 3 includes a magnetic bowl 31 fixed to the basin frame 1, and a magnetic steel 32 housed in the magnetic bowl 31.
  • the magnetic bowl 31 includes: a main body 311 for fixing the magnet 32, an extension 312 extending from the main body 311 in a direction away from the magnet 32, and an extension 312 away from the magnet 32.
  • the outer flange 313 formed by bending and extending the peripheral edge of the magnetic steel 32 in the direction close to the diaphragm 21, the inner flange 314 formed by bending and extending the peripheral edge of the main body portion 311 in the direction close to the diaphragm, and
  • a leakage hole 315 is provided through the extension portion 312.
  • the outer flange 313 includes a first outer flange 3131 and a second outer flange 3132, the first outer flange 3131 and the first section 221 are arranged oppositely and spaced apart, and the second outer flange
  • the side 3132 and the second section 222 are arranged opposite to each other at intervals
  • the inward flanging 314 includes a first inward flanging 3141 and a second inward flanging 3142, the first inward flanging 3141 and the first section 221
  • the second inner flange 3142 and the second section 222 are arranged opposite to each other at intervals, and the second inner flange 3142 and the second segment 222 are arranged opposite to and arranged at intervals.
  • first outer flanging 3131 and the first inner flanging 3141 are arranged oppositely and spaced apart, and the second outer flanging 3132 and the second inner flanging 3142 are arranged oppositely and spaced apart.
  • the leakage hole 315 includes a first leakage hole 3151 and a second leakage hole 3152, and the first leakage hole 3151 is provided between the first outer flange 3131 and the first inner flange 3141
  • the second leakage hole 3152 is provided between the second outer flange 3132 and the second inner flange 3142.
  • the magnetic bowl 31 includes a leakage hole 315 provided through the extension portion 312, the leakage hole 315 is respectively provided between the outer flange 313 and the inner flange 314, and the sound device The inside is connected with the outside, which realizes the sound pressure balance between the inside and outside of the sound emitting device, so that the low frequency acoustic performance of the sound emitting device 10 is better.
  • the performance of the magnetic circuit system 3 is improved, the sound generating device 10 has a sufficiently large BL, and the manufacturing cost is reduced.
  • the arrangement of the outer flange 313 isolates and protects the internal structure of the sound emitting device 10, further improves the reliability of the sound emitting device 10, and thereby improves the acoustic performance of the sound emitting device 10.
  • the magnetic bowl 31 further includes a relief groove 316 recessed from the side of the main body portion 311 close to the diaphragm 21 in a direction away from the diaphragm 21, and the relief groove 316 is located Between the inner flange 314 and the magnet 32, the voice coil 22 is inserted between the inner flange 314 and the magnet 32, thereby ensuring that the voice coil 22 is large enough
  • the vibration space increases the amplitude and makes the acoustic effect of the sound generating device 10 better.
  • the magnetic circuit system 3 further includes a pole core 33 stacked on the magnetic steel 32 and a ring-shaped upper clamping plate 34 embedded on the basin frame 1.
  • the vibration system 2 further includes an auxiliary diaphragm 23 fixed on the side of the voice coil 22 away from the diaphragm 21.
  • the auxiliary diaphragm 23 includes a first fixing portion 231 fixed to the basin frame 1, a second fixing portion 232 fixed to the voice coil 22, and connecting the first fixing portion 231 and the second fixing portion 231.
  • the connecting portion 233 of the two fixing portions 232, the auxiliary diaphragm 23 is provided with an opening 234, the opening 234 is provided through the connecting portion 233, and the inverted edge 314 faces the diaphragm 21 through the opening 234. extend.
  • the auxiliary diaphragm 23 includes two, which are respectively arranged symmetrically on the side of the first section 221 away from the magnetic steel 32, and the second fixing portion 232 is fixed to the first section.
  • the side of 221 away from the diaphragm 21 is used to balance the swing of the vibration system 2 and improve the stability of the sound generating device 10.
  • the vibration system 2 further includes an elastic member 24 fixed on the side of the auxiliary diaphragm 23 away from the diaphragm 21, and the elastic member 24 includes a first fixing portion fixed to the first fixing portion 231.
  • first fixing portion 231 and the first fixing arm 241 are sandwiched between the first outer flange 3131 and the basin frame 1, and the first inner flange 3141 is provided Between the two elastic arms 243 and extend to the diaphragm 21 through the opening 234.
  • the magnetic bowl includes a leakage hole provided through the extension part, and the leakage holes are respectively arranged between the outer flange and the inner flange to connect the inside of the sound device with the outside world. Therefore, the sound pressure balance between the inside of the sound generating device and the outside is realized, and the acoustic performance of the sound generating device is better.
  • the performance of the magnetic circuit system is improved, the sound generating device has a sufficiently large BL, and the manufacturing cost is reduced.
  • the arrangement of the outer flanges isolates and protects the internal structure of the sound emitting device, further improves the reliability of the sound emitting device, and thereby improves the acoustic performance of the sound emitting device.

Abstract

本实用新型公开一种发声器件，包括盆架、振动系统以及磁路系统；振动系统包括振膜和音圈；音圈为矩形结构，音圈包括相对设置的第一段、相对设置的第二段以及连接相邻第一段和第二段的角部；磁路系统包括磁碗和磁钢，磁碗包括主体部、延伸部、外翻边、内翻边以及泄露孔；外翻边包括第一外翻边和第二外翻边；内翻边包括第一内翻边和第二内翻边；第一外翻边和第一内翻边均与第一段正对间隔设置，第二外翻边和第二内翻边均与第二段正对间隔设置；泄露孔包括第一泄露孔和第二泄露孔，第一泄露孔设于第一外翻边与第一内翻边之间，第二泄露孔设于第二外翻边与第二内翻边之间。与相关技术相比，本实用新型的发声器件结构简单，成本低，声学性能更优。

Description

发声器件 技术领域
本实用新型涉及一种声电领域，尤其涉及一种发声器件。
 背景技术
随着移动互联网时代的到来，智能移动设备的数量不断上升。而在众多移动设备之中，手机无疑是最常见、最便携的移动终端设备。目前，手机的功能极其多样，其中之一便是高品质的音乐功能，因此，用于播放声音的发声器件被大量应用到现在的智能移动设备之中。
相关技术的发声器件包括盆架、分别支撑固定于所述盆架的振动系统和驱动所述振动系统振动的磁路系统，所述磁路系统包括固定于所述盆架的磁碗和收容于所述磁碗的磁钢。
 技术问题
然而，相关技术的发声器件中，泄露孔开设于磁碗的相邻的两个侧壁之间的圆角处，从而使得泄露孔的尺寸较小，而且磁路结构的BL较小，难以获得大泄露、高Q值的发声器件，直接影响了发声器件的声学性能。
因此，实有必须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结构简单、成本低廉且声学性能好的发声器件。
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、固定于所述盆架的振动系统以及驱动所述振动系统振动发声的磁路系统；所述振动系统包括固定于所述盆架的振膜和驱动所述振膜振动的音圈；所述音圈为矩形结构，所述音圈包括相对设置的第一段、相对设置的第二段以及连接相邻所述第一段和所述第二段的角部；所述磁路系统包括固定于所述盆架的磁碗、收容于所述磁碗内的磁钢，其特征在于，所述磁碗包括：固定所述磁钢的主体部、自所述主体部向远离所述磁钢的方向延伸的延伸部、由所述延伸部的远离所述磁钢的周缘向靠近所述振膜方向弯折延伸形成的外翻边、由所述主体部的周缘向靠近所述振膜方向弯折延伸形成的内翻边以及贯穿所述延伸部设置的泄露孔；
所述外翻边包括第一外翻边和第二外翻边，所述第一外翻边与所述第一段正对间隔设置，所述第二外翻边与所述第二段正对间隔设置；
所述内翻边包括第一内翻边和第二内翻边，所述第一内翻边与所述第一段正对间隔设置，所述第二内翻边与所述第二段正对间隔设置；
所述泄露孔包括第一泄露孔和第二泄露孔，所述第一泄露孔设于所述第一外翻边与所述第一内翻边之间，所述第二泄露孔设于所述第二外翻边与所述第二内翻边之间。
优选的，所述第一外翻边与所述第一内翻边正对间隔设置，所述第二外翻边与所述第二内翻边正对间隔设置。
优选的，所述音圈插设于所述内翻边与所述磁钢之间。
优选的，所述磁碗还包括由所述主体部靠近所述振膜的一侧向远离所述振膜方向凹陷的让位槽，所述让位槽位于所述内翻边所述磁钢之间。
优选的，所述振动系统还包括固定于所述音圈远离所述振膜一侧的辅助振膜，所述辅助振膜设有开口，所述内翻边通过所述开口向所述振膜延伸。
优选的，所述辅助振膜包括固定于所述盆架的第一固定部、固定于所述音圈的第二固定部以及连接所述第一固定部与所述第二固定部的连接部，所述开口贯通所述连接部设置。
优选的，所述辅助振膜包括两个，分别对称设置于所述第一段背离所述磁钢的一侧，所述第二固定部固定于所述第一段背离所述振膜的一侧。
优选的，所述振动系统还包括固定于所述辅助振膜远离所述振膜一侧的弹性件，所述弹性件包括固定于所述第一固定部的第一固定臂、固定于所述第二固定部的第二固定臂、连接所述第一固定臂和所述第二固定臂的两条弹性臂；所述第一固定部与所述第一固定臂夹设于所述第一外翻边与所述盆架之间，所述第一内翻边设置于两条所述弹性臂之间并通过所述开口向所述振膜延伸。
优选的，所述磁路系统还包括叠设于所述磁钢的极芯以及嵌设于所述盆架的呈环状的上夹板。
 有益效果
与相关技术相比，本实用新型的发声器件中，所述磁碗包括贯穿所述延伸部设置的泄露孔，泄露孔分别设置在外翻边与内翻边之间，将发声器件内部与外界连通，实现了发声器件内部与外界的声压平衡，使所述发声器件的声学性能更优。另一方面，通过内翻边代替现有磁路结构中的边磁钢，改善了磁路系统的性能，保证了发声器件有足够大的BL，降低了制造成本。外翻边的设置隔绝保护了发声器件的内部结构，进一步提升了发声器件的可靠性，从而改善了所述发声器件的声学性能。
 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为本实用新型发声器件的立体结构分解示意图；
图3为本实用新型发声器件的部分立体结构分解示意图；
图4为沿图1中A-A线的剖视图；
图5为本实用新型发声器件的磁碗的立体结构示意图。
 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1-5，本实用新型提供了一种发声器件10，其包括盆架1、振动系统2以及磁路系统3。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。
所述振动系统2包括固定于所述盆架1的振膜21和驱动所述振膜21振动的音圈22。
所述音圈22为矩形结构，所述音圈22包括相对设置的第一段221、相对设置的第二段222以及连接相邻所述第一段221和所述第二段222的角部223。
所述磁路系统3包括固定于所述盆架1的磁碗31、收容于所述磁碗31内的磁钢32。
具体的，所述磁碗31包括：用于固定所述磁钢32的主体部311、自所述主体部311向远离所述磁钢32方向延伸的延伸部312、由所述延伸部312远离所述磁钢32的周缘向靠近所述振膜21方向弯折延伸形成的外翻边313、由所述主体部311的周缘向靠近所述振膜方向弯折延伸形成的内翻边314以及贯穿所述延伸部312设置的泄露孔315。
进一步的，所述外翻边313包括第一外翻边3131和第二外翻边3132，所述第一外翻边3131和所述第一段221正对间隔设置，所述第二外翻边3132和所述第二段222正对间隔设置；所述内翻边314包括第一内翻边3141和第二内翻边3142，所述第一内翻边3141和所述第一段221正对间隔设置，所述第二内翻边3142和所述第二段222正对间隔设置。
在本实施方式中，所述第一外翻边3131和所述第一内翻边3141正对间隔设置，所述第二外翻边3132和所述第二内翻边3142正对间隔设置。
更进一步的，所述泄露孔315包括第一泄露孔3151和第二泄露孔3152，所述第一泄露孔3151设于所述第一外翻边3131和所述第一内翻边3141之间，所述第二泄露孔3152设于所述第二外翻边3132和所述第二内翻边3142之间。
上述结构中，因所述磁碗31包括贯通所述延伸部312设置的泄露孔315，所述泄露孔315分别设置在所述外翻边313与所述内翻边314之间，将发声器件内部与外界连通，实现了发声器件内部与外界的声压平衡，使所述发声器件10的低频声学性能更优。另一方面，通过所述内翻边314代替现有磁路结构中的边磁钢，改善了磁路系统3的性能，保证了发声器件10有足够大的BL，降低了制造成本。所述外翻边313的设置隔绝保护了发声器件10的内部结构，进一步提升了发声器件10的可靠性，从而改善了所述发声器件10的声学性能。
在本实施方式中，所述磁碗31还包括由所述主体部311靠近所述振膜21的一侧向远离所述振膜21方向凹陷的让位槽316，所述让位槽316位于所述内翻边314和所述磁钢32之间，所述音圈22插设于所述内翻边314和所述磁钢32之间，从而保证了所述音圈22有足够大的振动空间，提高了振幅，使所述发声器件10的声学效果更好。
在本实施方式中，所述磁路系统3还包括叠设于所述磁钢32的极芯33以及嵌设于所述盆架1的呈环状的上夹板34。
所述振动系统2还包括固定于所述音圈22远离所述振膜21一侧的辅助振膜23。
具体的，所述辅助振膜23包括固定于所述盆架1的第一固定部231、固定于所述音圈22的第二固定部232以及连接所述第一固定部231与所述第二固定部232的连接部233，所述辅助振膜23设有开口234，所述开口234贯通所述连接部233设置，且所述内翻边314通过所述开口234向所述振膜21延伸。
在本实施方式中，所述辅助振膜23包括两个，分别对称设置于所述第一段221背离所述磁钢32的一侧，所述第二固定部232固定于所述第一段221背离所述振膜21的一侧，该结构用于平衡所述振动系统2的摇摆，提高所述发声器件10的稳定性。
进一步的，所述振动系统2还包括固定于所述辅助振膜23远离所述振膜21一侧的弹性件24，所述弹性件24包括固定于所述第一固定部231的第一固定臂241、固定于所述第二固定部232的第二固定臂242、连接所述第一固定臂241和所述第二固定臂242的两条弹性臂243。
在本实施方式中，所述第一固定部231与所述第一固定臂241夹设于所述第一外翻边3131与所述盆架1之间，所述第一内翻边3141设置于两条所述弹性臂243之间并通过所述开口234向所述振膜21延伸。
与相关技术相比，本实用新型的发声器件中，所述磁碗包括贯通所述延伸部设置的泄露孔，泄露孔分别设置在外翻边与内翻边之间，将发声器件内部与外界连通，实现了发声器件内部与外界的声压平衡，使所述发声器件的声学性能更优。另一方面，通过内翻边代替现有磁路结构中的边磁钢，改善了磁路系统的性能，保证了发声器件有足够大的BL，降低了制造成本。外翻边的设置隔绝保护了发声器件的内部结构，进一步提升了发声器件的可靠性，从而改善了所述发声器件的声学性能。
以上所述仅为本实用新型的实施例，并非因此限制本实用新型的专利范围，凡是利用本实用新型说明书及附图内容所作的等效结构或等效流程变换，或直接或间接运用在其它相关的技术领域，均同理包括在本实用新型的专利保护范围内。

Claims (9)

  1. 一种发声器件，其包括盆架、固定于所述盆架的振动系统以及驱动所述振动系统振动发声的磁路系统；所述振动系统包括固定于所述盆架的振膜和驱动所述振膜振动的音圈；所述音圈为矩形结构，所述音圈包括相对设置的第一段、相对设置的第二段以及连接相邻所述第一段和所述第二段的角部；所述磁路系统包括固定于所述盆架的磁碗、收容于所述磁碗内的磁钢，其特征在于，所述磁碗包括：固定所述磁钢的主体部、自所述主体部向远离所述磁钢的方向延伸的延伸部、由所述延伸部的远离所述磁钢的周缘向靠近所述振膜方向弯折延伸形成的外翻边、由所述主体部的周缘向靠近所述振膜方向弯折延伸形成的内翻边以及贯穿所述延伸部设置的泄露孔；
    所述外翻边包括第一外翻边和第二外翻边，所述第一外翻边与所述第一段正对间隔设置，所述第二外翻边与所述第二段正对间隔设置；
    所述内翻边包括第一内翻边和第二内翻边，所述第一内翻边与所述第一段正对间隔设置，所述第二内翻边与所述第二段正对间隔设置；
    所述泄露孔包括第一泄露孔和第二泄露孔，所述第一泄露孔设于所述第一外翻边与所述第一内翻边之间，所述第二泄露孔设于所述第二外翻边与所述第二内翻边之间。
  2. 根据权利要求1所述的发声器件，其特征在于，所述第一外翻边与所述第一内翻边正对间隔设置，所述第二外翻边与所述第二内翻边正对间隔设置。
  3. 根据权利要求1所述的发声器件，其特征在于，所述音圈插设于所述内翻边与所述磁钢之间。
  4. 根据权利要求1所述的发声器件，其特征在于，所述磁碗还包括由所述主体部靠近所述振膜的一侧向远离所述振膜方向凹陷的让位槽，所述让位槽位于所述内翻边所述磁钢之间。
  5. 根据权利要求1所述的发声器件，其特征在于，所述振动系统还包括固定于所述音圈远离所述振膜一侧的辅助振膜，所述辅助振膜设有开口，所述内翻边通过所述开口向所述振膜延伸。
  6. 根据权利要求5所述的发声器件，其特征在于，所述辅助振膜包括固定于所述盆架的第一固定部、固定于所述音圈的第二固定部以及连接所述第一固定部与所述第二固定部的连接部，所述开口贯通所述连接部设置。
  7. 根据权利要求6所述的发声器件，其特征在于，所述辅助振膜包括两个，分别对称设置于所述第一段背离所述磁钢的一侧，所述第二固定部固定于所述第一段背离所述振膜的一侧。
  8. 根据权利要求7所述的发声器件，其特征在于，所述振动系统还包括固定于所述辅助振膜远离所述振膜一侧的弹性件，所述弹性件包括固定于所述第一固定部的第一固定臂、固定于所述第二固定部的第二固定臂、连接所述第一固定臂和所述第二固定臂的两条弹性臂；所述第一固定部与所述第一固定臂夹设于所述第一外翻边与所述盆架之间，所述第一内翻边设置于两条所述弹性臂之间并通过所述开口向所述振膜延伸。
  9. 根据权利要求8所述的发声器件，其特征在于，所述磁路系统还包括叠设于所述磁钢的极芯以及嵌设于所述盆架的呈环状的上夹板。
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