WO2020098429A1 - 一种电声发声器 - Google Patents

一种电声发声器 Download PDF

Info

Publication number
WO2020098429A1
WO2020098429A1 PCT/CN2019/110648 CN2019110648W WO2020098429A1 WO 2020098429 A1 WO2020098429 A1 WO 2020098429A1 CN 2019110648 W CN2019110648 W CN 2019110648W WO 2020098429 A1 WO2020098429 A1 WO 2020098429A1
Authority
WO
WIPO (PCT)
Prior art keywords
front cover
surrounding
thickened layer
basin
electroacoustic
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/CN2019/110648
Other languages
English (en)
French (fr)
Inventor
张古清
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
AAC Technologies Holdings Shenzhen Co Ltd
AAC Technologies Pte Ltd
Original Assignee
AAC Acoustic Technologies Shenzhen Co Ltd
AAC Technologies Pte Ltd
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 AAC Acoustic Technologies Shenzhen Co Ltd, AAC Technologies Pte Ltd filed Critical AAC Acoustic Technologies Shenzhen Co Ltd
Publication of WO2020098429A1 publication Critical patent/WO2020098429A1/zh
Anticipated expiration legal-status Critical
Ceased legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/04—Plane diaphragms
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H04R1/023—Screens for loudspeakers
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/02—Diaphragms for electromechanical transducers; Cones characterised by the construction
    • H04R7/12—Non-planar diaphragms or cones
    • H04R7/127—Non-planar diaphragms or cones dome-shaped
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R7/00—Diaphragms for electromechanical transducers; Cones
    • H04R7/16—Mounting or tensioning of diaphragms or cones
    • H04R7/18—Mounting or tensioning of diaphragms or cones at the periphery
    • 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
    • H04R9/025—Magnetic circuit
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2307/00—Details of diaphragms or cones for electromechanical transducers, their suspension or their manufacture covered by H04R7/00 or H04R31/003, not provided for in any of its subgroups
    • H04R2307/204—Material aspects of the outer suspension of loudspeaker diaphragms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2307/00—Details of diaphragms or cones for electromechanical transducers, their suspension or their manufacture covered by H04R7/00 or H04R31/003, not provided for in any of its subgroups
    • H04R2307/207—Shape aspects of the outer suspension of loudspeaker diaphragms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; ELECTRIC HEARING AIDS; PUBLIC ADDRESS SYSTEMS
    • H04R2400/00—Loudspeakers
    • H04R2400/11—Aspects regarding the frame of loudspeaker transducers

Definitions

  • the utility model relates to an electroacoustic sounder, in particular to an electroacoustic sounder with a new front cover structure.
  • the electroacoustic sounder used in the related equipment includes a pot rack with a storage space, a vibration system contained in the storage space, and a front cover placed above the pot rack.
  • the vibration system includes a diaphragm,
  • the glued surface of the front cover and the diaphragm is a flat surface.
  • the utility model aims to solve the above technical problems and provides an electroacoustic sounder with a new front cover structure.
  • the present invention provides an electroacoustic sounder, which includes a basin frame with a receiving space, a vibration system accommodated in the receiving space, and a front cover provided above the basin frame.
  • the vibration system includes a diaphragm, the diaphragm includes a folded ring and a dome stacked on the folded ring, the folded ring includes an intermediate portion connected to the dome, extends from the intermediate portion and surrounds the A folding ring portion of the intermediate portion and a fixing portion extending outward from and surrounding the folding ring portion, the front cover includes a cover body portion opposite to the intermediate portion and extending from and surrounding the cover body portion An adhesive portion of the cover body portion, the fixing portion is interposed between the adhesive portion and the basin frame, and the front cover further includes a direction extending from the adhesive portion toward the basin frame Thickened layer, the thickened layer is bonded to the fixing portion.
  • the basin frame includes an inner side surrounding the receiving space and an outer side opposite to the inner side and away from the geometric center of the receiving space;
  • the thickened layer includes a first side surrounding the bonding portion and a second side opposite to the first side and close to the geometric center of the bonding portion;
  • the first side is flush with the outer side, and the second side is flush with the inner side.
  • the basin frame further includes an upper surface connecting the inner side and the outer side;
  • the projection of the thickened layer on the upper surface coincides with the projection of the fixing portion on the upper surface.
  • the fixing part includes a connecting end connected to the folding ring part and a free end surrounding the connecting end, the connecting end is suspended between the basin frame and the bonding part Between, the free end is sandwiched between the upper surface of the basin shelf and the thickened layer;
  • the free end, the upper surface of the basin shelf and the thickened layer surround to form a semi-closed first accommodating space, the connection end, the second side of the thickened layer and the bonding The part is enclosed to form a semi-closed second accommodating space.
  • the hardness of the front cover is 150 ⁇ 200HV.
  • the bonding part of the front cover and the diaphragm includes a thickened layer, and the thickened layer is bonded to the diaphragm, which can effectively prevent the glue from overflowing.
  • the hardness of the bonding part is 150 ⁇ 200HV To make it easier to process.
  • Figure 1 is an exploded view of the electroacoustic sounder in the utility model
  • FIG. 2 is a perspective view of the electroacoustic sounder of the utility model
  • FIG. 3 is a cross-sectional view of the electroacoustic sounder in FIG. 2 along line A-A;
  • FIG. 4 is a perspective view of the front cover of the utility model
  • FIG. 5 is a cross-sectional view of the front cover of FIG. 4 along line B-B;
  • FIG. 6 is a perspective view of the folding ring of the utility model
  • FIG. 7 is a perspective view of a basin stand in the utility model
  • FIG. 8 is a partial enlarged view of the area C in FIG. 3.
  • basin frame 1 to 8 including: basin frame 1, inner side 11, outer side 12, upper surface 13, vibration system 2, diaphragm 21, dome 211, folding ring 212, middle portion 2121, folding ring portion 2122, The fixed portion 2123, the connecting end 2123a, the free end 2123b, the voice coil assembly 22, the magnetic circuit system 3, the upper clamping plate 31, the magnetic bowl 32, the magnetic steel 33, the front cover 4, the bonding portion 41, the thickened layer 411, The first side 4111, the second side 4112, the cover 42, the sound hole 421, the conductive terminal 5, the metal gasket 6, the air-permeable separator 7, the first storage space 81, and the second storage space 82.
  • the utility model provides an electroacoustic sounder, as shown in Figs. 1-8, which includes a basin frame 1 with a receiving space 1, a vibration system 2 and a magnetic circuit system 3 contained in the receiving space, and a cover is provided on the The front cover 4 above the basin frame 1 and the conductive terminals 5 fixedly connected to the basin frame 1.
  • the basin frame 1 includes an inner side 11 surrounding the receiving space, an outer side 12 opposite to the inner side 11 and away from the geometric center of the receiving space, and an upper side connecting the inner side 11 and the outer side 12 Surface 13.
  • the vibration system 2 includes a diaphragm 21 and a voice coil assembly 22 that drives the diaphragm 21 to emit sound.
  • the voice coil assembly 22 is connected to the conductive terminal 5.
  • the diaphragm 21 includes a folding ring 212 and a dome 211 stacked on the folding ring 212, the folding ring 212 includes an intermediate portion 2121 connected to the dome 211, extending from and surrounding the intermediate portion 2121 The folded portion 2122 of the middle portion 2121 and the fixing portion 2123 extending outward from the folded portion 2122 and surrounding the folded portion 2122.
  • the fixing portion 2123 is interposed between the upper surface 13 of the basin frame 1 and the front cover 4.
  • the magnetic circuit system 3 includes an upper clamping plate 31, a magnetic bowl 32 and a magnetic steel 33 placed in the magnetic bowl 32.
  • the magnetic steel 33 and the magnetic bowl 32 are spaced apart to form a magnetic gap, and the voice coil assembly 22 is inserted into the magnetic gap.
  • the voice coil assembly 22 is forced in the magnetic gap during power-on, driving the diaphragm 21 along Vibrate vertically.
  • the upper clamping plate 31 is stacked on top of the magnetic steel 33.
  • the upper clamping plate 31 is made of a magnetically conductive material, which is used for magnetic conduction, converging the magnetic field, and improving the magnetic induction performance of the product.
  • the front cover 4 includes a cover body portion 42 opposite to the middle portion 2121 and an adhesive portion 41 extending from the cover body portion 42 and surrounding the cover body portion 42, and the front cover 4 further includes The bonding portion 41 extends along the thickened layer 411 close to the basin frame 1, and the thickened layer 411 is bonded to the fixing portion 2123 of the diaphragm 21.
  • the fixing portion 2123 is interposed between the upper surface 13 of the basin holder 1 and the adhesive portion 41.
  • the processing method of the thickening layer 411 is: stacking the thickening layer material at the bonding part of equal material thickness, and then upsetting or extruding the stacked material to have the required thickness and side width through the die Thickened layer.
  • the thickness and side width of the thickened layer depend on the overall structural design requirements of the electroacoustic sounder, and will also change during processing due to the amount of force applied by the die upsetting or extrusion.
  • the hardness of the front cover 4 is 150 ⁇ 200HV. More specifically, the material of the front cover 4 is soft stainless steel with a hardness between 150HV and 200HV. The lower hardness front cover 4 is more convenient for processing and saves production costs.
  • the thickened layer 411 includes a first side 4111 surrounding the bonding portion 41 and a second side 4112 opposite to the first side 4111 and close to the geometric center of the bonding portion 41; the first side 4111
  • the outer side 12 of the basin holder 1 is flush with the second side 4112 and the inner side 11 of the basin holder 1 is flush.
  • the projection of the thickened layer 411 on the upper surface 13 of the basin shelf 1 coincides with the projection of the fixed portion 2123 on the upper surface 13 of the basin shelf 1, more preferably, the thickened layer 411 and
  • the fixing portions 2123 are staggered and glued to reserve space for the overflow of glue to prevent the glue from further overflowing beyond the thickened layer 411 and the fixing portion 2123.
  • the fixing portion 2123 includes a connecting end portion 2123a connected to the folding ring portion 2122 and a free end portion 2123b surrounding the connecting end portion 2123a, the connecting end portion 2123a is suspended Between the basin frame 1 and the bonding portion 41, the free end 2123b is sandwiched between the upper surface 13 of the basin frame 1 and the thickened layer 411.
  • the free end portion 2123b, the upper surface 13 of the basin frame 1 and the thickened layer 411 surround a semi-closed first accommodating space 81, and the connection end portion 2123a and the thickened layer 411
  • the two side surfaces 4112 and the adhesive portion 41 surround and form a semi-closed second accommodating space 82.
  • the excess glue preferentially flows into the first accommodating space 81 and the second accommodating space 82, effectively avoiding the overflow of the excess glue and affecting the performance of the electroacoustic sound-generating device.
  • the cover body 42 of the front cover 4 is further provided with a sound output hole 421.
  • the electroacoustic sound generator further includes a metal gasket 6 having a hole corresponding to the sound output hole 421 and ventilation isolation Part 7, the air-permeable isolator 7 is covered above the sound hole 421, and the metal gasket 6 is provided between the air-permeable isolator 7 and the cover body 42 of the front cover 4.
  • the bonding part of the front cover and the diaphragm includes a thickened layer, and the thickened layer is bonded to the diaphragm, which can effectively prevent the glue from overflowing.
  • the hardness of the bonding part is 150 ⁇ 200HV To make it easier to process.

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Diaphragms For Electromechanical Transducers (AREA)

Abstract

本申请的电声发声器，其包括具有收容空间的盆架、收容于所述收容空间的振动系统以及盖设于所述盆架上方的前盖，所述振动系统包括振膜，所述振膜包括折环和叠设于所述折环的球顶，所述折环包括与所述球顶连接的中间部、自所述中间部延伸并围绕所述中间部的折环部以及自折环部向外延伸并围绕所述折环部的固定部，所述前盖包括与所述中间部相对的盖体部和自所述盖体部延伸且围绕所述盖体部的粘接部，所述固定部夹设于所述粘接部与所述盆架之间，所述前盖还包括自所述粘接部沿靠近所述盆架方向延伸的加厚层，所述加厚层与所述固定部粘接。该种具有新型前盖结构的电声发声器可有效的防止胶水外溢，粘接部的硬度为150～200HV，使其更容易加工。

Description

一种电声发声器 技术领域
本实用新型涉及一种电声发声器，尤其涉及一种具有新型前盖结构的电声发声器。
 背景技术
近年来随着移动通信技术的快速发展，消费者越来越多地使用带有语音功能的通讯设备，例如便携式电话、掌上游戏机、手提电脑、多媒体播放器及能够通过公共或专用通信网络进行通信的其他设备。
 技术问题
相关技术中，相关设备采用的电声发声器包括具有收容空间的盆架、收容于所述收容空间的振动系统以及盖设于所述盆架上方的前盖，所述振动系统包括振膜，前盖与振膜胶合面为平整的平面，当前盖与振膜挤压胶合时，多余的胶水容易从胶合面溢出，使得一些不该粘接的部件发生胶合，影响电声发声器的正常工作，导致电声发声器的性能降低。
因而有必要研究一种具有新型前盖结构且易于加工的电声发声器。
 技术解决方案
本实用新型旨在解决上述存在的技术问题，提供一种具有新型前盖结构的电声发声器。
为实现上述目的，本实用新型提供了一种电声发声器，其包括具有收容空间的盆架、收容于所述收容空间的振动系统以及盖设于所述盆架上方的前盖，所述振动系统包括振膜，所述振膜包括折环和叠设于所述折环的球顶，所述折环包括与所述球顶连接的中间部、自所述中间部延伸并围绕所述中间部的折环部以及自折环部向外延伸并围绕所述折环部的固定部，所述前盖包括与所述中间部相对的盖体部和自所述盖体部延伸且围绕所述盖体部的粘接部，所述固定部夹设于所述粘接部与所述盆架之间，所述前盖还包括自所述粘接部沿靠近所述盆架方向延伸的加厚层，所述加厚层与所述固定部粘接。
优选的，所述盆架包括围绕所述收容空间的内侧面和与所述内侧面相对且远离所述收容空间几何中心的外侧面；
所述加厚层包括围绕所述粘接部的第一侧面和与所述第一侧面相对且靠近所述粘接部几何中心的第二侧面；
所述第一侧面与所述外侧面平齐，所述第二侧面与所述内侧面平齐。
优选的，所述盆架还包括连接所述内侧面和所述外侧面的上表面；
所述加厚层在所述上表面的投影与所述固定部在所述上表面的投影部分重合。
优选的，所述固定部包括与所述折环部连接的连接端部和围绕所述连接端部的自由端部，所述连接端部悬置于所述盆架和所述粘接部之间，所述自由端部夹设于所述盆架的上表面和所述加厚层之间；
所述自由端部、所述盆架的上表面和所述加厚层围设形成半封闭的第一容纳空间，所述连接端部、所述加厚层的第二侧面和所述粘接部围设形成半封闭的第二容纳空间。
优选的，所述前盖的硬度为150~200HV。
 有益效果
本实用新型的电声发声器，其前盖与振膜胶合的粘接部包括加厚层，加厚层与振膜粘接，可有效的防止胶水外溢，粘接部的硬度为150~200HV，使其更容易加工。
 附图说明
图1为本实用新型中电声发声器的分解图；
图2为本实用新型中电声发声器的立体图；
图3为图2中电声发声器沿A-A线的剖视图；
图4为本实用新型中前盖的立体图；
图5为图4中前盖沿B-B线的剖视图；
图6为本实用新型中折环的立体图；
图7为本实用新型中盆架的立体图；
图8为图3中C区域的局部放大图。
图1至图8中，包括：盆架1、内侧面11、外侧面12、上表面13、振动系统2、振膜21、球顶211、折环212、中间部2121、折环部2122、固定部2123、连接端部2123a、自由端部2123b、音圈组件22、磁路系统3、上夹板31、磁碗32、磁钢33、前盖4、粘接部41、加厚层411、第一侧面4111、第二侧面4112、盖体部42、出声孔421、导电端子5、金属垫片6、透气隔离件7、第一容纳空间81、第二容纳空间82。
 本发明的实施方式
下面结合附图和实施方式对本实用新型作进一步说明。
本实用新型提供了一种电声发声器，如图1-8所示，其包括具有收容空间的盆架1、收容于所述收容空间的振动系统2和磁路系统3、盖设于所述盆架1上方的前盖4以及与所述盆架1固定连接的导电端子5。
所述盆架1包括围绕所述收容空间的内侧面11、与所述内侧面11相对且远离所述收容空间几何中心的外侧面12、连接所述内侧面11和所述外侧面12的上表面13。
所述振动系统2包括振膜21和驱动振膜21发声的音圈组件22，所述音圈组件22与所述导电端子5连接。
所述振膜21包括折环212和叠设于所述折环212的球顶211，所述折环212包括与所述球顶211连接的中间部2121、自所述中间部2121延伸并围绕所述中间部2121的折环部2122以及自折环部2122向外延伸并围绕所述折环部2122的固定部2123。所述固定部2123夹设于所述盆架1的上表面13与所述前盖4之间。
所述磁路系统3包括上夹板31、磁碗32以及置于磁碗32内的磁钢33。所述磁钢33与所述磁碗32间隔设置形成磁间隙，所述音圈组件22插设于磁间隙中，音圈组件22在通电过程中在磁间隙内受力，驱动振膜21沿竖直方向振动。所述上夹板31叠设于磁钢33上方，上夹板31为导磁材料制成，用于起导磁作用，汇聚磁场，提高产品的磁感应性能。
所述前盖4包括与所述中间部2121相对的盖体部42和自所述盖体部42延伸且围绕所述盖体部42的粘接部41，所述前盖4还包括自所述粘接部41沿靠近所述盆架1方向延伸的加厚层411，所述加厚层411与所述振膜21的固定部2123粘接。所述固定部2123夹设于所述盆架1的上表面13与所述粘接部41之间。在实际生产过程中，加厚层411的加工方法为：在等料厚的粘接部堆叠加厚层材料，然后再将叠加的材料通过模具镦压或挤压成具有所需厚度和边宽的加厚层。加厚层的厚度和边宽视电声发声器整体结构设计的需求而定，在加工过程中也会因模具镦压或挤压所施加的力的大小而改变。
在另一优选的实施方式中，所述前盖4的硬度为150~200HV，更具体的，前盖4的材料为硬度在150HV至200HV之间的软态不锈钢。较低硬度的前盖4更方便于加工，节约生产成本。
所述加厚层411包括围绕所述粘接部41的第一侧面4111和与所述第一侧面4111相对且靠近所述粘接部41几何中心的第二侧面4112；所述第一侧面4111与所述盆架1的外侧面12平齐，所述第二侧面4112与所述盆架1的内侧面11平齐。
所述加厚层411在所述盆架1的上表面13的投影与所述固定部2123在所述盆架1的上表面13的投影部分重合，更优选的，所述加厚层411与所述固定部2123交错胶合，为胶水的溢出预留空间，防止胶水进一步溢出至所述加厚层411和所述固定部2123之外。
在另一优选的实施方式中，所述固定部2123包括与所述折环部2122连接的连接端部2123a和围绕所述连接端部2123a的自由端部2123b，所述连接端部2123a 悬置于所述盆架1和所述粘接部41之间，所述自由端部2123b 夹设于所述盆架1的上表面13和所述加厚层411之间。
所述自由端部2123b、所述盆架1的上表面13和所述加厚层411围设形成半封闭的第一容纳空间81，所述连接端部2123a、所述加厚层411的第二侧面4112和所述粘接部41围设形成半封闭的第二容纳空间82。
所述加厚层411与所述固定部2123胶合时，多余的胶水优先流入第一容纳空间81和第二容纳空间82，有效的避免了多余的胶水外溢，影响电声发声器件的性能。
所述前盖4的盖体部42还设置有出声孔421，为起防尘作用，所述电声发声器还包括具有与所述出声孔421对应孔的金属垫片6和透气隔离件7，所述透气隔离件7盖设于所述出声孔421上方，金属垫片6设置于所述透气隔离件7与所述前盖4的盖体部42之间。
本实用新型的电声发声器，其前盖与振膜胶合的粘接部包括加厚层，加厚层与振膜粘接，可有效的防止胶水外溢，粘接部的硬度为150~200HV，使其更容易加工。
最后应当说明的是，以上实施例仅用以说明本实用新型的技术方案而非对本实用新型保护范围的限制，尽管参照较佳实施例对本实用新型作了详细说明，本领域的普通技术人员应当理解，可以对本实用新型的技术方案进行修改或者等同替换，而不脱离本实用新型技术方案的实质和范围。

Claims (5)

  1. 一种电声发声器，其包括具有收容空间的盆架、收容于所述收容空间的振动系统以及盖设于所述盆架上方的前盖，所述振动系统包括振膜，所述振膜包括折环和叠设于所述折环的球顶，所述折环包括与所述球顶连接的中间部、自所述中间部延伸并围绕所述中间部的折环部以及自折环部向外延伸并围绕所述折环部的固定部，所述前盖包括与所述中间部相对的盖体部和自所述盖体部延伸且围绕所述盖体部的粘接部，所述固定部夹设于所述粘接部与所述盆架之间，其特征在于：所述前盖还包括自所述粘接部沿靠近所述盆架方向延伸的加厚层，所述加厚层与所述固定部粘接。
  2. 根据权利要求1所述的电声发声器，其特征在于：所述盆架包括围绕所述收容空间的内侧面和与所述内侧面相对且远离所述收容空间几何中心的外侧面；
    所述加厚层包括围绕所述粘接部的第一侧面和与所述第一侧面相对且靠近所述粘接部几何中心的第二侧面；
    所述第一侧面与所述外侧面平齐，所述第二侧面与所述内侧面平齐。
  3. 根据权利要求2所述的电声发声器，其特征在于：所述盆架还包括连接所述内侧面和所述外侧面的上表面；
    所述加厚层在所述上表面的投影与所述固定部在所述上表面的投影部分重合。
  4. 根据权利要求3所述的电声发声器，其特征在于：所述固定部包括与所述折环部连接的连接端部和围绕所述连接端部的自由端部，所述连接端部悬置于所述盆架和所述粘接部之间，所述自由端部夹设于所述盆架的上表面和所述加厚层之间；
    所述自由端部、所述盆架的上表面和所述加厚层围设形成半封闭的第一容纳空间，所述连接端部、所述加厚层的第二侧面和所述粘接部围设形成半封闭的第二容纳空间。
  5. 根据权利要求1-4任一项所述的电声发声器，其特征在于：所述前盖的硬度为150~200HV。
PCT/CN2019/110648 2018-11-12 2019-10-11 一种电声发声器 Ceased WO2020098429A1 (zh)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201821866877.9U CN209201331U (zh) 2018-11-12 2018-11-12 一种电声发声器
CN201821866877.9 2018-11-12

Publications (1)

Publication Number Publication Date
WO2020098429A1 true WO2020098429A1 (zh) 2020-05-22

Family

ID=67411409

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2019/110648 Ceased WO2020098429A1 (zh) 2018-11-12 2019-10-11 一种电声发声器

Country Status (3)

Country Link
US (1) US11032648B2 (zh)
CN (1) CN209201331U (zh)
WO (1) WO2020098429A1 (zh)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN209201331U (zh) * 2018-11-12 2019-08-02 瑞声科技(新加坡)有限公司 一种电声发声器
CN110572755B (zh) * 2019-09-06 2021-11-26 歌尔科技有限公司 声学装置及电子设备
CN212812015U (zh) * 2020-07-02 2021-03-26 瑞声科技(新加坡)有限公司 发声器件

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102421057A (zh) * 2011-12-16 2012-04-18 瑞声声学科技(深圳)有限公司 扬声器的装配方法
CN202949557U (zh) * 2012-10-31 2013-05-22 瑞声光电科技(常州)有限公司 扬声器
CN203851289U (zh) * 2014-04-24 2014-09-24 常州美欧电子有限公司 扬声器
US20160241938A1 (en) * 2015-02-13 2016-08-18 AAC Technologies Pte. Ltd. Speaker
CN205622868U (zh) * 2016-04-06 2016-10-05 歌尔股份有限公司 一种扬声器单体结构
CN107172552A (zh) * 2017-06-30 2017-09-15 歌尔股份有限公司 一种微型扬声器及该扬声器的组装方法
CN209201331U (zh) * 2018-11-12 2019-08-02 瑞声科技(新加坡)有限公司 一种电声发声器

Family Cites Families (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2004049751A1 (en) * 2002-11-28 2004-06-10 Matsushita Electric Industrial Co., Ltd. Loudspeaker
KR101200435B1 (ko) * 2011-05-13 2012-11-12 주식회사 이엠텍 고출력 마이크로 스피커
CN102572657B (zh) * 2011-12-30 2016-02-17 歌尔声学股份有限公司 微型动圈式发声器
KR101538635B1 (ko) * 2014-04-04 2015-07-23 주식회사 이엠텍 방수 마이크로스피커
CN204217121U (zh) * 2014-10-20 2015-03-18 瑞声光电科技(常州)有限公司 磁路系统及应用该磁路系统的电声器件
CN204948334U (zh) * 2015-07-30 2016-01-06 歌尔声学股份有限公司 扬声器
CN108882122A (zh) * 2017-05-11 2018-11-23 易音特电子株式会社 具有子振膜的高功率微型扬声器
CN108430009B (zh) * 2018-02-02 2021-02-26 瑞声科技(新加坡)有限公司 磁碗及发声器件
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
CN208638613U (zh) * 2018-08-01 2019-03-22 瑞声科技(新加坡)有限公司 发声器件
CN208638621U (zh) * 2018-08-01 2019-03-22 瑞声科技(新加坡)有限公司 扬声器模组
CN208924477U (zh) * 2018-08-03 2019-05-31 瑞声科技(新加坡)有限公司 扬声器
CN208638667U (zh) * 2018-08-08 2019-03-22 瑞声科技(新加坡)有限公司 微型发声器件
CN208798204U (zh) * 2018-08-17 2019-04-26 瑞声科技(新加坡)有限公司 扬声器

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102421057A (zh) * 2011-12-16 2012-04-18 瑞声声学科技(深圳)有限公司 扬声器的装配方法
CN202949557U (zh) * 2012-10-31 2013-05-22 瑞声光电科技(常州)有限公司 扬声器
CN203851289U (zh) * 2014-04-24 2014-09-24 常州美欧电子有限公司 扬声器
US20160241938A1 (en) * 2015-02-13 2016-08-18 AAC Technologies Pte. Ltd. Speaker
CN205622868U (zh) * 2016-04-06 2016-10-05 歌尔股份有限公司 一种扬声器单体结构
CN107172552A (zh) * 2017-06-30 2017-09-15 歌尔股份有限公司 一种微型扬声器及该扬声器的组装方法
CN209201331U (zh) * 2018-11-12 2019-08-02 瑞声科技(新加坡)有限公司 一种电声发声器

Also Published As

Publication number Publication date
US20200154210A1 (en) 2020-05-14
US11032648B2 (en) 2021-06-08
CN209201331U (zh) 2019-08-02

Similar Documents

Publication Publication Date Title
CN204498359U (zh) 振膜组件及设有该振膜组件的扬声器
CN204069324U (zh) 发声器
CN204442665U (zh) 堆叠式微型扬声器
US11057712B2 (en) Speaker
CN205961438U (zh) 微型发声器件
CN207869371U (zh) 扬声器
CN204598298U (zh) 振膜组件及设有该振膜组件的扬声器
CN208638645U (zh) 振膜及扬声器
CN204697285U (zh) 微型扬声器
CN209390336U (zh) 一种扬声器
CN205320276U (zh) 扬声器
WO2020098429A1 (zh) 一种电声发声器
CN205491114U (zh) 微型扬声器
WO2020134370A1 (zh) 发声器件
CN202310076U (zh) 微型扬声器
CN205491103U (zh) 微型扬声器
CN208638684U (zh) 发声器件
CN203378030U (zh) 发声装置
CN217770355U (zh) 一种不带振膜的微型高音扬声器
CN206524944U (zh) 扬声器及使用该扬声器的扬声器箱
CN203015096U (zh) 扬声器
WO2022000870A1 (zh) 发声器件
CN219019020U (zh) 一种微型扬声器、扬声器模组及电子设备
CN208908493U (zh) 扬声器
CN208258063U (zh) 扬声器及电子产品

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: 19883935

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: 19883935

Country of ref document: EP

Kind code of ref document: A1