WO2021128048A1 - 发声器件 - Google Patents

发声器件 Download PDF

Info

Publication number
WO2021128048A1
WO2021128048A1 PCT/CN2019/128202 CN2019128202W WO2021128048A1 WO 2021128048 A1 WO2021128048 A1 WO 2021128048A1 CN 2019128202 W CN2019128202 W CN 2019128202W WO 2021128048 A1 WO2021128048 A1 WO 2021128048A1
Authority
WO
WIPO (PCT)
Prior art keywords
wall
magnetic
dome
magnetic bowl
folding ring
Prior art date
Application number
PCT/CN2019/128202
Other languages
English (en)
French (fr)
Inventor
顾小江
严绪东
邵涛
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
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 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/CN2019/128202 priority Critical patent/WO2021128048A1/zh
Publication of WO2021128048A1 publication Critical patent/WO2021128048A1/zh

Links

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

Definitions

  • the utility model relates to the field of electro-acoustic conversion, in particular to a sound-producing device applied to electronic sound box products.
  • the sound device is also known as a speaker or a horn, which is used in a speaker to convert audio signals into sound for playback.
  • the related art sound generating device includes a basin frame, a vibration system fixed to the basin frame, and a magnetic circuit system with a magnetic gap.
  • the magnetic circuit system drives the vibration system to vibrate and emit sound.
  • the vibration system includes a frame fixed to the basin.
  • the frame is used for vibrating and sounding the diaphragm, which is attached to the frame on the side of the diaphragm close to the magnetic circuit system and the voice coil fixedly connected to the frame and inserted in the magnetic gap;
  • the diaphragm includes
  • the skeleton is attached to the side of the dome close to the magnetic circuit system;
  • the dome is used for vibrating and sounding, and has a cone-shaped or planar structure.
  • the dome strength is not enough, resulting in a narrow frequency band of the sounding device and poor sounding effect.
  • the purpose of the utility model is to provide a sound device with low cost and better sound effect.
  • the present invention provides a sounding device, which includes a basin frame, a vibration system supported on the basin frame, and a magnetic circuit system for driving the vibration system to vibrate and produce sound, the vibration system being provided with a voice coil ,
  • the magnetic circuit system has a magnetic gap
  • the vibration system includes a diaphragm and a skeleton
  • the diaphragm includes a dome and a folding ring connected to the periphery of the dome, and the surface of the dome is wavy
  • One end of the bobbin is connected with the dome, the other end of the bobbin is connected with the voice coil, and the bobbin and the dome are integrally formed
  • the voice coil is inserted in the magnetic gap and It is fixedly connected with the skeleton, and the voice coil drives the skeleton to vibrate to drive the diaphragm to vibrate and produce sound.
  • the dome is ring-shaped
  • the folding ring portion includes a first ring-shaped folding ring portion and a second ring-shaped folding ring portion
  • the first folding ring portion surrounds the second folding ring.
  • the ring portions are spaced apart from each other; the dome is located between the first folding ring portion and the second folding ring portion, and the outer side of the dome is connected to the first folding ring portion, the dome
  • the inner side of is connected to the second folding ring part; the outer side of the first folding ring part and the inner side of the second folding ring part are fixed to the basin frame;
  • the skeleton includes a skeleton body extending from an end of the dome close to the second folding ring portion in a direction away from the diaphragm, and an extension wall bent and extended from the skeleton body in the direction of the magnetic gap,
  • the skeleton body is arranged around the magnetic circuit system and spaced apart from each other, and the extension wall extends into the magnetic gap and is connected with the voice coil.
  • the extension walls include four and are arranged at equal intervals.
  • the basin frame includes a bottom wall, an outer wall bent and extended from the periphery of the bottom wall, and an inner wall bent and extended from the bottom wall.
  • the outer wall is arranged around the inner wall and is spaced apart from each other.
  • the height of the vibration direction of the diaphragm is smaller than the height of the outer wall;
  • the outer side of the first folding ring portion is fixed to the outer wall, and the inner side of the second folding ring portion is fixed to the inner wall;
  • the dome is inclined to extend from the plane where the top of the outer wall is located to the plane where the top of the inner wall is located so that the dome has a tapered structure.
  • the magnetic circuit system includes a first magnetic bowl, a magnetic steel unit accommodated and fixed in the first magnetic bowl, and a relief slot that penetrates the first magnetic bowl and matches the extension wall;
  • the inner wall is provided with a through opening extending therethrough, the through opening extends along the vibration direction, the bottom wall and the inner wall jointly enclose an accommodating space, and the first magnetic bowl is installed in the accommodating space , And the relief groove and the opening are arranged one by one, and the extension wall sequentially extends into the magnetic gap through the opening and the relief groove.
  • the first magnetic bowl includes a first magnetic bowl bottom wall supported and fixed in the accommodating space, and a first magnetic bowl side bent and extended from the first magnetic bowl bottom wall in a direction close to the diaphragm
  • the magnetic steel unit and the side wall of the first magnetic bowl jointly form the magnetic gap; the relief groove extends along the vibration direction and penetrates the side wall of the first magnetic bowl.
  • the magnetic circuit system further includes a second magnetic bowl covering the magnetic steel unit, and the second magnetic bowl is arranged directly opposite to the first magnetic bowl; the second magnetic bowl includes a second magnetic bowl.
  • the bottom wall of the magnetic bowl and the side wall of the second magnetic bowl, the bottom wall of the second magnetic bowl and the bottom wall of the first magnetic bowl are arranged opposite to each other, and the side wall of the second magnetic bowl is formed by the bottom of the second magnetic bowl.
  • the wall bends and extends in a direction close to the bottom wall of the first magnetic bowl and abuts against the side wall of the first magnetic bowl, and the relief groove also penetrates the side wall of the second magnetic bowl.
  • the sound generating device further includes a front cover provided on a side of the inner wall away from the bottom wall, and the front cover presses the inner side of the second folding ring portion to the top end of the inner wall.
  • the vibration system further includes a ring-shaped elastic support component, the outer side of the elastic support component is fixed to the outer wall, and the inner side of the elastic support component is fixed to the end of the skeleton body away from the dome .
  • the surface of the dome is wavy, and the dome and the skeleton are integrally formed, which increases the strength of the dome and expands the entire sound
  • the high frequency of the device; the dome and the skeleton are an integral structure, which saves the number of parts and assembly procedures, saves costs and is more efficient.
  • 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 view of a part of the three-dimensional structure of the sound device of the present invention.
  • Figure 3 is a cross-sectional view taken along line A-A in Figure 1;
  • Figure 4 is a schematic diagram of the three-dimensional structure of the dome and skeleton of the sound device of the present invention.
  • FIG. 5 is a schematic view of the structure of FIG. 4 from another perspective.
  • the present invention provides a sound generating device 100, which includes a basin frame 1, a vibration system supported on the basin frame 1, 2, a magnetic circuit system 3 that drives the vibration system 2 to vibrate and produce sound. As well as the front cover 4, the magnetic circuit system 3 has a magnetic gap 30.
  • the basin frame 1 includes a bottom wall 11, an outer wall 12 bent and extended from the periphery of the bottom wall 11, and an inner wall 13 bent and extended by the bottom wall 11, and the outer wall 12 surrounds the inner wall. 13 are arranged and spaced apart from each other, the height of the inner wall 13 along the vibration direction is smaller than the height of the outer wall 12; the inner wall 13 is provided with a through-hole 131 extending therethrough, and the through-hole 131 runs along the vibration system 2 The direction of vibration extends.
  • the bottom wall 11 and the inner wall 13 jointly enclose an accommodating space 10.
  • the vibration system 2 includes a diaphragm 21, a skeleton 22, a voice coil 23 and an elastic support component 24.
  • the diaphragm 21 includes a dome 211 and a folding ring portion 212 connected to the periphery of the dome 211, and the surface of the dome 211 is wave-shaped.
  • the dome 211 has a ring shape
  • the folding ring portion 212 includes a first folding ring portion 2121 in a ring shape and a second folding ring portion 2122 in a ring shape.
  • the first folding ring portion 2121 surrounds
  • the second folding ring portions 2122 are spaced apart from each other; the spherical top 211 is located between the first folding ring portion 2121 and the second folding ring portion 2122, and the outer side of the spherical top 211 is opposite to the first folding ring portion 2122.
  • a folding ring portion 2121 is connected, and the inner side of the dome 211 is connected with the second folding ring portion 2122; the outer side of the first folding ring portion 2121 and the inner side of the second folding ring portion 2122 are fixed to the basin frame 1.
  • the outer side of the first folding ring portion 2121 is fixed to the outer wall 12, and the inner side of the second folding ring portion 2122 is fixed to the inner wall 13.
  • the dome 211 has a ring shape, and the dome 211 obliquely extends from the plane where the top of the outer wall 12 is located to the plane where the top of the inner wall 13 is located, so that the dome 211 has a conical structure.
  • the oblique arrangement of the dome 211 increases the area of the dome 211, that is, increases the vibration area of the vibration system 2, and the vibration effect is better, and the height of the sound emitting device 100 is also reduced at the same time.
  • One end of the skeleton 22 is connected to the dome 211, the other end of the skeleton 22 is connected to the voice coil 23, and the skeleton 22 and the dome 211 are integrally formed.
  • the frame 22 and the dome 211 are integrally formed, which saves the number of parts and assembly procedures, saves costs, and the strength of the entire dome 211 is improved, and the vibration effect of the diaphragm 21 is better.
  • the frame 22 includes a frame body 221 extending from an end of the dome 211 close to the second folding ring portion 2122 in a direction away from the diaphragm 21, and a frame body 221 extending from the frame body 221 to the magnetic
  • An extension wall 222 that is bent and extended in the direction of the gap 30, the frame body 221 is arranged around the magnetic circuit system 3 and spaced apart from each other, and the extension wall 222 extends into the magnetic gap 30 and is connected to the voice coil 23,
  • the extension walls 222 include four and are arranged at equal intervals.
  • the voice coil 23 is inserted into the magnetic gap 30 and fixedly connected to the extension wall 222 of the frame 22.
  • the voice coil 23 drives the frame 22 to vibrate to drive the diaphragm 21 to vibrate and produce sound.
  • the elastic support component 24 has a ring shape, the outer side of which is fixed to the outer wall 12, and the inner side of which is fixed to an end of the frame body 221 away from the dome 211.
  • the magnetic circuit system 3 includes a first magnetic bowl 31 installed in the accommodating space 10, a magnetic steel unit 32 accommodating and fixed in the first magnetic bowl 31, penetrating through the first magnetic bowl 31 and connecting with the first magnetic bowl 31.
  • the relief groove 33 matched with the extension wall 222 and the second magnetic bowl 34 covering the magnetic steel unit 32.
  • the first magnetic bowl 31 includes a first magnetic bowl bottom wall 311 supported and fixed in the accommodating space 10, and a second magnetic bowl bottom wall 311 bent and extended in a direction close to the diaphragm 21.
  • a magnetic bowl side wall 312, the magnetic steel unit 32 and the first magnetic bowl side wall 312 together form the magnetic gap 30;
  • the relief groove 33 extends along the vibration direction and penetrates the side wall 312 of the first magnetic bowl, and is arranged directly opposite to the opening 131 of the inner wall 13.
  • the skeleton body 221 is ringed on the outside of the magnetic circuit system 3 and arranged at intervals, and the extension wall 222 sequentially extends to the magnetic gap 30 through the opening 131 and the relief groove 33 The inner side abuts against the outer side of the voice coil 23.
  • the second magnetic bowl 34 is arranged directly opposite to the first magnetic bowl 31; the second magnetic bowl 34 includes a second magnetic bowl bottom wall 341 and a second magnetic bowl side wall 342, and the second magnetic bowl bottom
  • the wall 341 and the first magnetic bowl bottom wall 311 are arranged directly opposite each other, and the second magnetic bowl side wall 342 is bent from the second magnetic bowl bottom wall 341 to a direction close to the first magnetic bowl bottom wall 311 Extending and abutting against the side wall 312 of the first magnetic bowl, the relief groove 33 also penetrates the side wall 342 of the second magnetic bowl.
  • the front cover 4 is arranged on a side of the inner wall 13 away from the bottom wall 11, and the front cover 4 presses the inner side of the second folding ring portion 2122 on the top end of the inner wall 13, and the sealing effect is better.
  • the surface of the dome is wavy, and the dome and the skeleton are integrally formed, which increases the strength of the dome and expands the entire sound
  • the high frequency of the device; the dome and the skeleton are an integral structure, which saves the number of parts and assembly procedures, saves costs and is more efficient.

Landscapes

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

Abstract

本实用新型提供了一种发声器件，其包括盆架、支撑于所述盆架的振动***以及驱动所述振动***振动发声的磁路***，所述振动***设有音圈，所述磁路***具有磁间隙，所述振动***包括振膜和骨架，所述振膜包括球顶以及与所述球顶周缘连接的折环部，所述球顶的表面呈波浪形；所述骨架一端与所述球顶连接，所述骨架的另一端与所述音圈连接，所述骨架与所述球顶为一体成型结构；所述音圈插设于所述磁间隙内并与所述骨架固定连接，所述音圈驱动所述骨架振动以带动所述振膜振动发声。与相关技术相比，本实用新型的发声器件成本低且发声效果好。

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***和具有磁间隙的磁路***，所述磁路***驱动所述振动***振动发声，所述振动***包括固定于所述盆架用于振动发声的振膜，贴合于所述振膜靠近所述磁路***一侧的骨架以及与骨架固定连接并插设于所述磁间隙的音圈；所述振膜包括用于振动发声的球顶，所述骨架贴合于所述球顶靠近所述磁路***的一侧；所述球顶用于振动发声，呈锥状或平面结构。
 技术问题
然而，相关技术的发声器件中，所述球顶强度不够，导致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成本低且发声效果更好的发声器件。
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、支撑于所述盆架的振动***以及驱动所述振动***振动发声的磁路***，所述振动***设有音圈，所述磁路***具有磁间隙，所述振动***包括振膜和骨架，所述振膜包括球顶以及与所述球顶周缘连接的折环部，所述球顶的表面呈波浪形；所述骨架一端与所述球顶连接，所述骨架的另一端与所述音圈连接，所述骨架与所述球顶为一体成型结构；所述音圈插设于所述磁间隙内并与所述骨架固定连接，所述音圈驱动所述骨架振动以带动所述振膜振动发声。
优选的，所述球顶呈环状，所述折环部包括呈环状的第一折环部和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；所述球顶位于所述第一折环部与所述第二折环部之间，且所述球顶的外侧与所述第一折环部连接，所述球顶的内侧与所述第二折环部连接；所述第一折环部外侧和所述第二折环部内侧固定于所述盆架；
所述骨架包括自所述球顶的靠近所述第二折环部的一端向远离所述振膜方向延伸的骨架本体以及由所述骨架本体向所述磁间隙方向弯折延伸的延伸壁，所述骨架本体环绕所述磁路***设置并相互间隔，所述延伸壁延伸至所述磁间隙内并与所述音圈连接。
优选的，所述延伸壁包括四个且相互等间距设置。
优选的，所述盆架包括底壁、由所述底壁周缘弯折延伸的外壁以及由所述底壁弯折延伸的内壁，所述外壁环绕所述内壁设置且相互间隔，所述内壁沿所述振膜的振动方向的高度小于所述外壁的高度；
所述第一折环部外侧固定于所述外壁，所述第二折环部内侧固定于所述内壁；
所述球顶由所述外壁顶端所在的平面向所述内壁顶端所在的平面倾斜延伸使得所述球顶呈锥形结构。
优选的，所述磁路***包括第一磁碗、收容固定于所述第一磁碗内的磁钢单元以及贯穿所述第一磁碗并与所述延伸壁匹配的让位槽；
所述内壁设有贯穿其上的通口，所述通口沿所述振动方向延伸，所述底壁与所述内壁共同围成容纳空间，所述第一磁碗安装于所述容纳空间内，且使得所述让位槽与所述通口一一正对设置，所述延伸壁依次经所述通口和所述让位槽延伸至所述磁间隙内。
优选的，所述第一磁碗包括支撑固定于所述容纳空间的第一磁碗底壁以及由所述第一磁碗底壁向靠近所述振膜方向弯折延伸的第一磁碗侧壁，所述磁钢单元与所述第一磁碗侧壁共同形成所述磁间隙；所述让位槽沿所述振动方向延伸并贯穿所述第一磁碗侧壁。
优选的，所述磁路***还包括盖设于所述磁钢单元的第二磁碗，所述第二磁碗与所述第一磁碗正对设置；所述第二磁碗包括第二磁碗底壁和第二磁碗侧壁，所述第二磁碗底壁与所述第一磁碗底壁间隔正对设置，所述第二磁碗侧壁由所述第二磁碗底壁向靠近所述第一磁碗底壁方向弯折延伸并抵接于所述第一磁碗侧壁，所述让位槽亦贯穿所述第二磁碗侧壁。
优选的，所述发声器件还包括盖设于所述内壁远离所述底壁一侧的前盖，所述前盖将所述第二折环部内侧压设于所述内壁顶端。
优选的，所述振动***还包括呈环状的弹性支撑组件，所述弹性支撑组件的外侧固定于所述外壁，所述弹性支撑组件的内侧固定于所述骨架本体远离所述球顶的一端。
 有益效果
与相关技术相比，本实用新型的发声器件中，所述球顶表面呈波浪形，且所述球顶与所述骨架为一体成型结构，增加了所述球顶的强度，扩展了整个发声器件的高频；所述球顶与所述骨架为一体成型结构，节省零件数量和装配工序，节约成本且效率更高。
 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部分立体结构分解图；
图3为沿图1中A-A线的剖示图；
图4为本实用新型发声器件的球顶与骨架的立体结构示意图；
图5为图4另一视角结构示意图。
 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100，其包括盆架1、支撑于所述盆架1的振动***2、驱动所述振动***2振动发声的磁路***3以及前盖4，所述磁路***3具有磁间隙30。
本实施方式中，所述盆架1包括底壁11、由所述底壁11周缘弯折延伸的外壁12以及由所述底壁11弯折延伸的内壁13，所述外壁12环绕所述内壁13设置且相互间隔，所述内壁13沿所述振动方向的高度小于所述外壁12的高度；所述内壁13设有贯穿其上的通口131，所述通口131沿所述振动***2的振动方向延伸。
所述底壁11与所述内壁13共同围成容纳空间10。
所述振动***2包括振膜21、骨架22、音圈23以及弹性支撑组件24。
所述振膜21包括球顶211以及与所述球顶211周缘连接的折环部212，所述球顶211的表面呈波浪形。
具体的，所述球顶211呈环状，所述折环部212包括呈环状的第一折环部2121和呈环状的第二折环部2122，所述第一折环部2121环绕所述第二折环部2122且相互间隔；所述球顶211位于所述第一折环部2121与所述第二折环部2122之间，且所述球顶211的外侧与所述第一折环部2121连接，所述球顶211的内侧与所述第二折环部2122连接；所述第一折环部2121外侧和所述第二折环部2122内侧固定于所述盆架1。
所述第一折环部2121外侧固定于所述外壁12，所述第二折环部2122内侧固定于所述内壁13。
本实施中，所述球顶211呈环状，所述球顶211由所述外壁12顶端所在的平面向所述内壁13顶端所在的平面倾斜延伸使得所述球顶211呈锥形结构。所述球顶211倾斜设置增加了所述球顶211的面积，即增加了振动***2的振动面积，振动效果更好，且发声器件100的高度同时也减低。
所述骨架22一端与所述球顶211连接，所述骨架22的另一端与所述音圈23连接，所述骨架22与所述球顶211为一体成型结构。所述骨架22与所述球顶211为一体成型结构，节省零件数量和装配工序，节约成本，且整个球顶211强度提升，振膜21的振动效果更好。
具体的，所述骨架22包括自所述球顶211的靠近所述第二折环部2122的一端向远离所述振膜21方向延伸的骨架本体221以及由所述骨架本体221向所述磁间隙30方向弯折延伸的延伸壁222，所述骨架本体221环绕所述磁路***3设置并相互间隔，所述延伸壁222延伸至所述磁间隙30内并与所述音圈23连接，本实施例中，所述延伸壁222包括四个且相互等间距设置。
所述音圈23插设于所述磁间隙30内并与所述骨架22的延伸壁222固定连接，所述音圈23驱动所述骨架22振动以带动所述振膜21振动发声。
所述弹性支撑组件24呈环状，其外侧固定于所述外壁12，内侧固定于所述骨架本体221远离所述球顶211的一端。
所述磁路***3包括安装于所述容纳空间10内第一磁碗31、收容固定于所述第一磁碗31内的磁钢单元32、贯穿所述第一磁碗31并与所述延伸壁222匹配的让位槽33以及盖设于所述磁钢单元32的第二磁碗34。
所述第一磁碗31包括支撑固定于所述容纳空间10内的第一磁碗底壁311以及由所述第一磁碗底壁311向所靠近所述振膜21方向弯折延伸的第一磁碗侧壁312，所述磁钢单元32与所述第一磁碗侧壁312共同形成所述磁间隙30；
所述让位槽33沿所述振动方向延伸并贯穿所述第一磁碗侧壁312，与所述内壁13的通口131一一正对设置。
本实施例中，所述骨架本体221环设于所述磁路***3外侧且间隔设置，所述延伸壁222依次经所述通口131和所述让位槽33延伸至所述磁间隙30内并抵接于所述音圈23的外侧。
所述第二磁碗34与所述第一磁碗31正对设置；所述第二磁碗34包括第二磁碗底壁341和第二磁碗侧壁342，所述第二磁碗底壁341与所述第一磁碗底壁311间隔正对设置，所述第二磁碗侧壁342由所述第二磁碗底壁341向靠近所述第一磁碗底壁311方向弯折延伸并抵接于所述第一磁碗侧壁312，所述让位槽33亦贯穿所述第二磁碗侧壁342。
所述前盖4盖设于所述内壁13远离所述底壁11一侧，所述前盖4将所述第二折环部2122内侧压设于所述内壁13顶端，密封效果更好。
与相关技术相比，本实用新型的发声器件中，所述球顶表面呈波浪形，且所述球顶与所述骨架为一体成型结构，增加了所述球顶的强度，扩展了整个发声器件的高频；所述球顶与所述骨架为一体成型结构，节省零件数量和装配工序，节约成本且效率更高。
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 (9)

  1. 一种发声器件，其包括盆架、支撑于所述盆架的振动***以及驱动所述振动***振动发声的磁路***，所述振动***设有音圈，所述磁路***具有磁间隙，其特征在于，所述振动***包括振膜和骨架，所述振膜包括球顶以及与所述球顶周缘连接的折环部，所述球顶的表面呈波浪形；所述骨架一端与所述球顶连接，所述骨架的另一端与所述音圈连接，所述骨架与所述球顶为一体成型结构；所述音圈插设于所述磁间隙内并与所述骨架固定连接，所述音圈驱动所述骨架振动以带动所述振膜振动发声。
  2. 根据权利要求1所述的发声器件，其特征在于，所述球顶呈环状，所述折环部包括呈环状的第一折环部和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；所述球顶位于所述第一折环部与所述第二折环部之间，且所述球顶的外侧与所述第一折环部连接，所述球顶的内侧与所述第二折环部连接；所述第一折环部外侧和所述第二折环部内侧固定于所述盆架；
    所述骨架包括自所述球顶的靠近所述第二折环部的一端向远离所述振膜方向延伸的骨架本体以及由所述骨架本体向所述磁间隙方向弯折延伸的延伸壁，所述骨架本体环绕所述磁路***设置并相互间隔，所述延伸壁延伸至所述磁间隙内并与所述音圈连接。
  3. 根据权利要求2所述的发声器件，其特征在于，所述延伸壁包括四个且相互等间距设置。
  4. 根据权利要求2所述的发声器件，其特征在于，所述盆架包括底壁、由所述底壁周缘弯折延伸的外壁以及由所述底壁弯折延伸的内壁，所述外壁环绕所述内壁设置且相互间隔，所述内壁沿所述振膜的振动方向的高度小于所述外壁的高度；
    所述第一折环部外侧固定于所述外壁，所述第二折环部内侧固定于所述内壁；
    所述球顶由所述外壁顶端所在的平面向所述内壁顶端所在的平面倾斜延伸使得所述球顶呈锥形结构。
  5. 根据权利要求4所述的发声器件，其特征在于，所述磁路***包括第一磁碗、收容固定于所述第一磁碗内的磁钢单元以及贯穿所述第一磁碗并与所述延伸壁匹配的让位槽；
    所述内壁设有贯穿其上的通口，所述通口沿所述振动方向延伸，所述底壁与所述内壁共同围成容纳空间，所述第一磁碗安装于所述容纳空间内，且使得所述让位槽与所述通口一一正对设置，所述延伸壁依次经所述通口和所述让位槽延伸至所述磁间隙内。
  6. 根据权利要求5所述的发声器件，其特征在于，所述第一磁碗包括支撑固定于所述容纳空间的第一磁碗底壁以及由所述第一磁碗底壁向靠近所述振膜方向弯折延伸的第一磁碗侧壁，所述磁钢单元与所述第一磁碗侧壁共同形成所述磁间隙；所述让位槽沿所述振动方向延伸并贯穿所述第一磁碗侧壁。
  7. 根据权利要求6所述的发声器件，其特征在于，所述磁路***还包括盖设于所述磁钢单元的第二磁碗，所述第二磁碗与所述第一磁碗正对设置；所述第二磁碗包括第二磁碗底壁和第二磁碗侧壁，所述第二磁碗底壁与所述第一磁碗底壁间隔正对设置，所述第二磁碗侧壁由所述第二磁碗底壁向靠近所述第一磁碗底壁方向弯折延伸并抵接于所述第一磁碗侧壁，所述让位槽亦贯穿所述第二磁碗侧壁。
  8. 根据权利要求4所述的发声器件，其特征在于，所述发声器件还包括盖设于所述内壁远离所述底壁一侧的前盖，所述前盖将所述第二折环部内侧压设于所述内壁顶端。
  9. 根据权利要求4所述的发声器件，其特征在于，所述振动***还包括呈环状的弹性支撑组件，所述弹性支撑组件的外侧固定于所述外壁，所述弹性支撑组件的内侧固定于所述骨架本体远离所述球顶的一端。
PCT/CN2019/128202 2019-12-25 2019-12-25 发声器件 WO2021128048A1 (zh)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/CN2019/128202 WO2021128048A1 (zh) 2019-12-25 2019-12-25 发声器件

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/CN2019/128202 WO2021128048A1 (zh) 2019-12-25 2019-12-25 发声器件

Publications (1)

Publication Number Publication Date
WO2021128048A1 true WO2021128048A1 (zh) 2021-07-01

Family

ID=76575011

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2019/128202 WO2021128048A1 (zh) 2019-12-25 2019-12-25 发声器件

Country Status (1)

Country Link
WO (1) WO2021128048A1 (zh)

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204031434U (zh) * 2014-05-23 2014-12-17 瑞声光电科技(常州)有限公司 扬声器
WO2018132996A1 (zh) * 2017-01-19 2018-07-26 声电电子科技(惠州)有限公司 一种微型扬声器
CN110099341A (zh) * 2019-05-10 2019-08-06 瑞声声学科技(深圳)有限公司 扬声器
CN209390309U (zh) * 2018-12-30 2019-09-13 瑞声科技(新加坡)有限公司 音膜及具有其的发声器
CN209390304U (zh) * 2018-12-30 2019-09-13 瑞声科技(新加坡)有限公司 音膜及具有其的发声器

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN204031434U (zh) * 2014-05-23 2014-12-17 瑞声光电科技(常州)有限公司 扬声器
WO2018132996A1 (zh) * 2017-01-19 2018-07-26 声电电子科技(惠州)有限公司 一种微型扬声器
CN209390309U (zh) * 2018-12-30 2019-09-13 瑞声科技(新加坡)有限公司 音膜及具有其的发声器
CN209390304U (zh) * 2018-12-30 2019-09-13 瑞声科技(新加坡)有限公司 音膜及具有其的发声器
CN110099341A (zh) * 2019-05-10 2019-08-06 瑞声声学科技(深圳)有限公司 扬声器

Similar Documents

Publication Publication Date Title
CN110996226B (zh) 发声器件
WO2021097993A1 (zh) 发声器件
CN211959524U (zh) 发声器件
WO2021097954A1 (zh) 发声器件
WO2021097955A1 (zh) 发声器件
WO2020119239A1 (zh) 扬声器
CN211531298U (zh) 发声器件
US11930341B2 (en) Coaxial speaker
CN211531297U (zh) 发声器件
WO2021168935A1 (zh) 发声器件
WO2020134370A1 (zh) 发声器件
CN211531285U (zh) 发声器件
CN211531290U (zh) 发声器件
WO2021128048A1 (zh) 发声器件
CN214177552U (zh) 发声器件
WO2022000687A1 (zh) 发声器件
WO2022067972A1 (zh) 扬声器箱
WO2022000780A1 (zh) 发声器件
WO2021237794A1 (zh) 发声器件
WO2022041458A1 (zh) 发声器件
WO2021128009A1 (zh) 发声器件
WO2021120011A1 (zh) 发声器件
WO2021128046A1 (zh) 发声器件
WO2021134184A1 (zh) 发声器件
WO2021134186A1 (zh) 发声器件

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: 19957917

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: 19957917

Country of ref document: EP

Kind code of ref document: A1