WO2022110431A1 - 发声器件 - Google Patents

发声器件 Download PDF

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Publication number
WO2022110431A1
WO2022110431A1 PCT/CN2020/139076 CN2020139076W WO2022110431A1 WO 2022110431 A1 WO2022110431 A1 WO 2022110431A1 CN 2020139076 W CN2020139076 W CN 2020139076W WO 2022110431 A1 WO2022110431 A1 WO 2022110431A1
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WO
WIPO (PCT)
Prior art keywords
magnetic
magnetic bowl
bowl
fixed
bottom wall
Prior art date
Application number
PCT/CN2020/139076
Other languages
English (en)
French (fr)
Inventor
宋威
金鑫
钟志威
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.)
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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
Publication of WO2022110431A1 publication Critical patent/WO2022110431A1/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
    • H04R9/025—Magnetic circuit
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00—Details of transducers, loudspeakers or microphones
    • H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
    • H04R1/026—Supports for loudspeaker casings
    • 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
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R31/00—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor
    • H04R31/003—Apparatus or processes specially adapted for the manufacture of transducers or diaphragms therefor for diaphragms or their outer suspension

Definitions

  • the utility model relates to the field of sound and electricity, in particular to a sound producing device.
  • a related art sound-generating device includes a basin frame, a vibration system fixed on the basin frame, and a magnetic circuit system that drives the vibration system to vibrate and emit sound and has a magnetic gap;
  • the vibration system includes a vibrating membrane, which is inserted into the magnetic gap to A voice coil for driving the diaphragm to vibrate,
  • the vibration system includes a magnetic bowl and a magnetic steel component fixed inside the magnetic bowl and spaced from the magnetic bowl to form the magnetic gap, the magnetic bowl is fixed on the pot rack.
  • the fact that the magnetic bowl is fixed to the basin frame may cause structural interference between the magnetic bowl and other components, resulting in poor reliability of the sound-emitting device.
  • the purpose of the utility model is to provide a sound device with better reliability.
  • the present utility model provides a sound device, which includes a basin frame, a vibration system respectively fixed to the basin frame and a magnetic circuit system for driving the vibration system to vibrate and sound
  • the vibration system includes The vibrating membrane of the basin frame and the voice coil that drives the vibrating membrane to vibrate
  • the magnetic circuit system includes a magnetic bowl and a magnetic steel assembly that is accommodated and fixed in the magnetic bowl and is spaced from the magnetic bowl to form a magnetic gap, so The voice coil is inserted into the magnetic gap
  • the magnetic bowl includes a bottom wall of the magnetic bowl, a ring-shaped magnetic bowl side wall that is bent and extended from the periphery of the bottom wall of the magnetic bowl to the direction close to the diaphragm.
  • the magnetic steel assembly is fixed on the bottom wall of the magnetic bowl and is connected with the side wall of the magnetic bowl
  • the magnetic gap is formed at intervals, and one end of the flange away from the side wall of the magnetic bowl is fixed to the basin frame.
  • the pot frame is made of metal material, and the contact part of the side of the flange away from the side wall of the magnetic bowl and the pot frame is fixed by laser spot welding.
  • the flange is formed to extend perpendicular to the vibration direction of the diaphragm.
  • the flange is formed by bending and extending from opposite sides of the side wall of the magnetic bowl.
  • the pot frame includes a pot frame body for supporting and fixing the vibrating membrane, and a gap formed by concave two opposite sides of the pot frame body close to the magnetic circuit system in the direction of approaching the vibrating membrane, so
  • the notch is in one-to-one correspondence with the flange, and one end of the flange away from the side wall of the magnetic bowl is accommodated in the notch and fixed on the bottom surface of the notch.
  • the basin frame body comprises a first annular side wall forming the notch, and a second bottom bent and extended toward the magnetic bowl from the position where the notch is provided by the first side wall.
  • a wall and a third bottom wall bent and extended from the inner side of the first side wall toward the magnetic bowl, respectively extending from opposite ends of the second bottom wall to the third bottom wall and connected to the third bottom wall.
  • the fourth inclined wall of the third bottom wall; the distance between the second bottom wall and the bottom wall of the magnetic bowl is greater than the distance between the third bottom wall and the bottom wall of the magnetic bowl, the second bottom wall
  • the wall and the two adjacent fourth inclined walls enclose the gap, and one end of the flange away from the side wall of the magnetic bowl is fixed to the second bottom wall.
  • the basin frame is rectangular, and includes two oppositely arranged long-axis sides and two oppositely arranged short-axis sides, the gap is arranged on the long-axis sides, and the vibration system further comprises a The skeleton on the side of the diaphragm close to the magnetic circuit system and the auxiliary diaphragm assembly, the voice coil is fixed to the diaphragm through the skeleton; one end of the auxiliary diaphragm assembly is fixed to the side of the short axis away from On one side of the diaphragm, the other end is connected with the frame.
  • the auxiliary diaphragm assembly includes an elastic conductive member fixed on the side of the short axis and an auxiliary diaphragm attached to the side of the elastic conductive member away from the diaphragm.
  • the magnetic bowl includes a bottom wall of the magnetic bowl, a ring-shaped magnetic bowl side that is bent and extended from the periphery of the bottom wall of the magnetic bowl to the direction close to the diaphragm.
  • the magnetic steel assembly is fixed on the bottom wall of the magnetic bowl and is connected to the side of the magnetic bowl
  • the magnetic gap is formed by the wall interval, and the end of the flange away from the side wall of the magnetic bowl is fixed to the basin frame; with this structure, the magnetic bowl is kept around the voice coil without giving way, and the performance is optimized;
  • the flanging can be fixed with the basin frame, and the reliability is good; at the same time, the fixing of the flange and the basin frame can realize the high positioning of the magnetic circuit system, that is, the flange is fixed with the basin frame. , saving the internal space of the magnetic circuit system and avoiding structural interference.
  • Fig. 1 is the stereo structure schematic diagram of the sound-emitting device of the present invention
  • Fig. 2 is the three-dimensional structure exploded schematic diagram of the sound-emitting device of the present invention
  • FIG. 3 is a cross-sectional view of the sound-emitting device of the present invention.
  • FIG. 4 is a schematic three-dimensional structural diagram of the present invention from another perspective.
  • the present invention provides a sound-generating device 100 .
  • the sound-generating device 100 includes a basin frame 1 , a vibration system 2 respectively fixed to the basin frame 1 and used for vibrating and sounding, and driving the vibration
  • the system 2 vibrates a sound-producing magnetic circuit system 3
  • the vibration system 2 includes a diaphragm 21 for vibrating and sound-producing
  • the magnetic circuit system 3 has a magnetic gap 30 .
  • the basin frame 1 is made of a metal material, and the basin frame 1 includes a basin frame body 11 for supporting and fixing the diaphragm 21 , and the basin frame body 11 is close to the magnetic circuit system.
  • the opposite sides of 3 are recessed to form the notches 12 in the direction close to the vibrating membrane 21 .
  • the basin frame 1 is rectangular and includes two oppositely arranged long-axis sides 1b and two oppositely arranged short-axis sides 1a, and two of the notches 12 are respectively arranged on the two long-axis sides correspondingly. 1b and above.
  • the basin frame body 11 includes an annular first side wall 111 forming the notch 12 .
  • the second bottom wall 112 is bent and extended, and the third bottom wall 113 is bent and extended from the inner side of the first side wall 111 toward the magnetic bowl 31 .
  • the third bottom wall 113 extends and is connected to the fourth inclined wall 114 of the third bottom wall 113 ; the second bottom wall 112 and two adjacent fourth inclined walls 114 enclose the gap 12.
  • the vibration system 2 includes a diaphragm 21 fixed on the side of the basin frame 1 away from the magnetic circuit system 3 , a frame 22 fixed on the side of the diaphragm 21 close to the magnetic circuit system 3 , The voice coil 23 and the auxiliary diaphragm assembly 245 are inserted into the magnetic gap 30 .
  • auxiliary diaphragm assembly 245 is fixed to the side of the short axis side 1a away from the diaphragm 21, and the other end of the auxiliary diaphragm assembly 245 is connected to the frame 22; the auxiliary diaphragm assembly 245 includes fixed to the basin frame The elastic conductive member 24 on the side 1a of the short axis 1a away from the diaphragm 21 and the auxiliary diaphragm 25 attached to the side of the elastic conductive member 24 away from the diaphragm 21, the voice coil 23 is fixed on the side of the diaphragm 21. One end of the frame 22 away from the diaphragm 21 drives the diaphragm 21 to vibrate and produce sound.
  • the magnetic circuit system 3 includes a magnetic bowl 31, a magnetic steel component 32 that is accommodated and fixed in the magnetic bowl 31 and is spaced from the magnetic bowl 31 to form a magnetic gap 30;
  • the magnetic bowl 31 includes a magnetic bowl bottom wall 311,
  • the annular magnetic bowl side wall 312 is bent and extended from the periphery of the magnetic bowl bottom wall 311 to the direction close to the vibrating membrane 21 , and the end of the magnetic bowl side wall 312 that is close to the vibrating membrane 21 is close to the vibrating membrane 21 .
  • the flange 313 is bent and extended in the direction of the basin frame 1 .
  • the magnetic steel assembly 32 is fixed on the bottom wall 311 of the magnetic bowl and is spaced from the side wall 312 of the magnetic bowl to form the magnetic gap 30 .
  • One end of 313 away from the side wall 312 of the magnetic bowl is fixed to the basin frame 1 .
  • the magnetic bowl 31 is kept around the voice coil 23 without giving way, and the performance is optimized; the flange 313 is used to realize the fixation with the bowl frame 1, and the reliability is good; at the same time, the flange 313 and The fixing of the basin frame 1 realizes the high positioning of the magnetic circuit system 3 , that is, the flange 313 is fixed to the basin frame 1 , which saves the internal space of the magnetic circuit system 3 and avoids structural interference.
  • the flange 313 is formed by bending and extending from opposite sides of the magnetic bowl side wall 312 ; that is, the magnetic bowl side wall 313 is kept around the voice coil 23 , and the flange 313 is fixed to the basin frame 1 , No need to give way, performance is optimized.
  • the distance between the second bottom wall 112 and the bottom wall 311 of the magnetic bowl is greater than the distance between the third bottom wall 113 and the bottom wall 311 of the magnetic bowl.
  • the flange 313 is formed to extend along the vibration direction perpendicular to the diaphragm 21 ; the contact portion of the flange 313 away from the side wall 312 of the magnetic bowl and the basin frame 1 passes through a laser spot Welding and fixing, better reliability and more stability.
  • a plurality of small holes at the joint of the flange 313 and the basin frame 1 are formed by melting after oblique laser welding.
  • the flanges 313 include two, the notches 12 correspond to the flanges 313 one-to-one, and one end of the flanges 313 away from the side wall 312 of the magnetic bowl is accommodated in the notches 12 and fixed to the The bottom surface of the notch 12 ; that is, the end of the flange 313 away from the magnetic bowl side wall 312 is fixed to the second bottom wall 112 , so that the height of the entire sound device 100 along the vibration direction of the diaphragm 21 is reduced. That is, through this arrangement, the structural layout of the sounding device 100 is more reasonable.
  • the flange 313 is accommodated in the notch 12 , and the elastic conductive member 24 is fixed to the short-axis side 1a of the basin frame 1 , so that the space utilization rate is higher.
  • the magnetic bowl includes a bottom wall of the magnetic bowl, a ring-shaped magnetic bowl side that is bent and extended from the periphery of the bottom wall of the magnetic bowl to the direction close to the diaphragm.
  • the magnetic steel assembly is fixed on the bottom wall of the magnetic bowl and is connected to the side of the magnetic bowl
  • the magnetic gap is formed by the wall interval, and the end of the flange away from the side wall of the magnetic bowl is fixed to the basin frame; with this structure, the magnetic bowl is kept around the voice coil without giving way, and the performance is optimized;
  • the flanging can be fixed with the basin frame, and the reliability is good; at the same time, the fixing of the flange and the basin frame can realize the high positioning of the magnetic circuit system, that is, the flange is fixed with the basin frame. , saving the internal space of the magnetic circuit system and avoiding structural interference.
  • the present invention provides an embodiment of the present invention as described above, which is not intended to limit the patent scope of the present invention. Any equivalent structure or equivalent process transformation made by using the contents of the description and accompanying drawings of the present invention, or Directly or indirectly used in other related technical fields are all included in the scope of patent protection of the present invention.

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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发声器件，其包括盆架、分别固定于盆架的振动系统和驱动振动系统振动发声的磁路系统，振动系统包括固定于盆架的振膜和驱动振膜振动的音圈，磁路系统包括磁碗和收容固定于磁碗内并与磁碗间隔形成磁间隙的磁钢组件，音圈插设于磁间隙内，磁碗包括磁碗底壁、由磁碗底壁的周缘向靠近振膜方向弯折延伸的呈环状的磁碗侧壁以及由磁碗侧壁靠近振膜的一端向靠近盆架方向弯折延伸的翻边，磁钢组件固定于磁碗底壁并与磁碗侧壁间隔形成磁间隙，翻边远离磁碗侧壁的一端固定于盆架。与相关技术相比，本实用新型的发声器件可靠性更好。

Description

发声器件 技术领域
本实用新型涉及声电领域，尤其涉及一种发声器件。
 背景技术
随着互联网时代的到来，移动终端设备的数量不断上升。而在移动设备中，手机无疑是最常见且最便携的移动终端设备。用于播放音乐等声音的发声器件被大量的运用到手机等移动终端设备中，而发声器件中的振动系统尤为重要，整个发声器件通过所述振动系统振动发声。
相关技术发声器件包括盆架、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且具有磁间隙的磁路系统；所述振动系统包括振膜、插设于所述磁间隙以驱动所述振膜振动的音圈，所述振动系统包括磁碗以及固定于所述磁碗内部且与所述磁碗间隔形成所述磁间隙的磁钢组件，所述磁碗固定于所述盆架。
然而，所述磁碗与所述盆架固定，可能会导致所述磁碗与其他部件产生结构干涉，导致发声器件的可靠性较差。
因此，有必要提供一种新的发声器件解决上述问题。
 技术问题
本实用新型的目的在于提供一种可靠性更好的发声器件。
 技术解决方案
为达到上述目的，本实用新型提供一种发声器件，其包括盆架、分别固定于所述盆架的振动系统和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，所述磁路系统包括磁碗和收容固定于所述磁碗内并与所述磁碗间隔形成磁间隙的磁钢组件，所述音圈插设于所述磁间隙内，所述磁碗包括磁碗底壁、由所述磁碗底壁的周缘向靠近所述振膜方向弯折延伸的呈环状的磁碗侧壁以及由所述磁碗侧壁靠近所述振膜的一端向靠近所述盆架方向弯折延伸的翻边，所述磁钢组件固定于所述磁碗底壁并与所述磁碗侧壁间隔形成所述磁间隙，所述翻边远离所述磁碗侧壁的一端固定于所述盆架。
优选的，所述盆架由金属材料制成，所述翻边远离所述磁碗侧壁的一侧与所述盆架的接触部分通过激光点焊固定。
优选的，所述翻边沿垂直于所述振膜的振动方向延伸形成。
优选的，所述翻边由所述磁碗侧壁的相对两侧弯折延伸形成。
优选的，所述盆架包括用于支撑固定所述振膜的盆架本体以及由所述盆架本体靠近所述磁路系统的相对两侧向靠近所述振膜方向凹陷形成的缺口，所述缺口与所述翻边一一对应，所述翻边远离所述磁碗侧壁的一端收容于所述缺口并固定于所述缺口的底面。
优选的，所述盆架本体包括形成所述缺口的呈环状的第一侧壁、由所述第一侧壁设置所述缺口的位置向靠近所述磁碗方向弯折延伸的第二底壁和由所述第一侧壁内侧向靠近所述磁碗方向弯折延伸的第三底壁、自所述第二底壁的相对两端分别向所述第三底壁延伸并连接至所述第三底壁的第四倾斜壁；所述第二底壁与所述磁碗底壁的间隔距离大于所述第三底壁与所述磁碗底壁的间隔距离，所述第二底壁与相邻的两个所述第四倾斜壁围成所述缺口，所述翻边远离所述磁碗侧壁的一端固定于所述第二底壁。
优选的，所述盆架呈矩形，其包括两个相对设置的长轴边和两个相对设置的短轴边，所述缺口设置于所述长轴边，所述振动系统还包括固定于所述振膜靠近所述磁路系统一侧的骨架以及辅助振膜组件，所述音圈通过所述骨架固定于所述振膜；所述辅助振膜组件的一端固定于所述短轴边远离所述振膜一侧，其另一端与所述骨架连接。
优选的，所述辅助振膜组件包括固定于所述短轴边的弹性导电件以及贴设于所述弹性导电件远离所述振膜一侧的辅助振膜。
 有益效果
与相关技术相比，本实用新型的发声器件，所述磁碗包括磁碗底壁、由所述磁碗底壁的周缘向靠近所述振膜方向弯折延伸的呈环状的磁碗侧壁以及由所述磁碗侧壁靠近所述振膜的一端向靠近所述盆架方向弯折延伸的翻边，所述磁钢组件固定于所述磁碗底壁并与所述磁碗侧壁间隔形成所述磁间隙，所述翻边远离所述磁碗侧壁的一端固定于所述盆架；采用此种结构，磁碗保持一周环绕音圈，无需让位，性能最优化；利用所述翻边实现与所述盆架的固定，可靠性好；同时所述翻边与所述盆架的固定实现了所述磁路系统的高度定位，即设置翻边与所述盆架固定，节省了磁路系统的内部空间，避免了结构干涉。
 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剖视图；
图4为本实用新型另一视角的立体结构示意图。
 本发明的最佳实施方式
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。
请参考图1-4所示，本实用新型提供一种发声器件100，该发声器件100包括盆架1、分别固定于所述盆架1且用于振动发声的振动系统2和驱动所述振动系统2振动发声的磁路系统3，振动系统2包括用于振动发声的振膜21，所述磁路系统3具有磁间隙30。
本实施例中，所述盆架1由金属材料制成，所述盆架1包括用于支撑固定所述振膜21的盆架本体11以及由所述盆架本体11靠近所述磁路系统3的相对两侧向靠近所述振膜21方向凹陷形成的缺口12。所述盆架1呈矩形，其包括两个相对设置的长轴边1b和两个相对设置的短轴边1a，所述缺口12设置为两个且分别对应设置于两个所述长轴边1b之上。
具体的，所述盆架本体11包括形成所述缺口12的呈环状的的第一侧壁111、由所述第一侧壁111设置所述缺口12的位置向靠近所述磁碗31方向弯折延伸第二底壁112和由所述第一侧壁111内侧向靠近所述磁碗31方向弯折延伸的第三底壁113、自所述第二底壁112的相对两端分别向所述第三底壁113延伸并连接至所述第三底壁113的第四倾斜壁114；所述第二底壁112与相邻的两个所述第四倾斜壁114围成所述缺口12。
具体的，所述振动系统2包括固定于所述盆架1远离所述磁路系统3一侧的振膜21、固定于所述振膜21靠近所述磁路系统3一侧的骨架22、插设于所述磁间隙30的音圈23、辅助振膜组件245。所述辅助振膜组件245的一端固定于所述短轴边1a远离所述振膜21一侧，其另一端与所述骨架22连接；所述辅助振膜组件245包括固定于所述盆架1的短轴边1a远离所述振膜21一侧的弹性导电件24以及贴设于所述弹性导电件24远离所述振膜21一侧的辅助振膜25，所述音圈23固定于所述骨架22远离所述振膜21的一端以驱动所述振膜21振动发声。
所述磁路系统3包括磁碗31、收容固定于所述磁碗31内并与所述磁碗31间隔形成磁间隙30的磁钢组件32；所述磁碗31包括磁碗底壁311、由所述磁碗底壁311的周缘向靠近所述振膜21方向弯折延伸的呈环状的磁碗侧壁312以及由所述磁碗侧壁312靠近所述振膜21的一端向靠近所述盆架1方向弯折延伸的翻边313，所述磁钢组件32固定于所述磁碗底壁311并与所述磁碗侧壁312间隔形成所述磁间隙30，所述翻边313远离所述磁碗侧壁312的一端固定于所述盆架1。
采用此种结构，磁碗31保持一周环绕音圈23，无需让位，性能最优化；利用所述翻边313实现与所述盆架1的固定，可靠性好；同时所述翻边313与所述盆架1的固定实现了所述磁路系统3的高度定位，即设置翻边313与所述盆架1固定，节省了磁路系统3的内部空间，避免了结构干涉。具体的，所述翻边313由所述磁碗侧壁312的相对两侧弯折延伸形成；即磁碗侧壁313保持一周围绕音圈23，同时翻边313实现与盆架1的固定，无需让位，性能最优化。所述第二底壁112与所述磁碗底壁311的间隔距离大于所述第三底壁113与所述磁碗底壁311的间隔距离。
优选的，所述翻边313沿垂直于所述振膜21的振动方向延伸形成；所述翻边313远离所述磁碗侧壁312的一侧与所述盆架1的接触部分通过激光点焊固定，可靠性更好，更加稳定。参见图4所示，所述翻边313与所述盆架1结合处的多个小孔是经激光斜向焊接之后熔融形成。
即所述翻边313包括两个，所述缺口12与所述翻边313一一对应，所述翻边313远离所述磁碗侧壁312的一端收容于所述缺口12并固定于所述缺口12的底面；即所述翻边313远离所述磁碗侧壁312的一端固定于所述第二底壁112，使得整个发声器件100沿振膜21的振动方向上的高度减小。即通过此设置，使得发声器件100的结构布局更加合理，例如所述翻边313收容于缺口12，所述弹性导电件24固定于盆架1的短轴边1a，空间利用率更高。
与相关技术相比，本实用新型的发声器件，所述磁碗包括磁碗底壁、由所述磁碗底壁的周缘向靠近所述振膜方向弯折延伸的呈环状的磁碗侧壁以及由所述磁碗侧壁靠近所述振膜的一端向靠近所述盆架方向弯折延伸的翻边，所述磁钢组件固定于所述磁碗底壁并与所述磁碗侧壁间隔形成所述磁间隙，所述翻边远离所述磁碗侧壁的一端固定于所述盆架；采用此种结构，磁碗保持一周环绕音圈，无需让位，性能最优化；利用所述翻边实现与所述盆架的固定，可靠性好；同时所述翻边与所述盆架的固定实现了所述磁路系统的高度定位，即设置翻边与所述盆架固定，节省了磁路系统的内部空间，避免了结构干涉。
本实用新型提供一种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 (8)

  1. 一种发声器件，其包括盆架、分别固定于所述盆架的振动系统和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，所述磁路系统包括磁碗和收容固定于所述磁碗内并与所述磁碗间隔形成磁间隙的磁钢组件，所述音圈插设于所述磁间隙内，其特征在于，所述磁碗包括磁碗底壁、由所述磁碗底壁的周缘向靠近所述振膜方向弯折延伸的呈环状的磁碗侧壁以及由所述磁碗侧壁靠近所述振膜的一端向靠近所述盆架方向弯折延伸的翻边，所述磁钢组件固定于所述磁碗底壁并与所述磁碗侧壁间隔形成所述磁间隙，所述翻边远离所述磁碗侧壁的一端固定于所述盆架。
  2. 根据权利要求1中所述的发声器件，其特征在于，所述盆架由金属材料制成，所述翻边远离所述磁碗侧壁的一侧与所述盆架的接触部分通过激光点焊固定。
  3. 根据权利要求1中所述的发声器件，其特征在于，所述翻边沿垂直于所述振膜的振动方向延伸形成。
  4. 根据权利要求1中所述的发声器件，其特征在于，所述翻边由所述磁碗侧壁的相对两侧弯折延伸形成。
  5. 根据权利要求4中所述的发声器件，其特征在于，所述盆架包括用于支撑固定所述振膜的盆架本体以及由所述盆架本体靠近所述磁路系统的相对两侧向靠近所述振膜方向凹陷形成的缺口，所述缺口与所述翻边一一对应，所述翻边远离所述磁碗侧壁的一端收容于所述缺口并固定于所述缺口的底面。
  6. 根据权利要求5中所述的发声器件，其特征在于，所述盆架本体包括形成所述缺口的呈环状的第一侧壁、由所述第一侧壁设置所述缺口的位置向靠近所述磁碗方向弯折延伸的第二底壁和由所述第一侧壁内侧向靠近所述磁碗方向弯折延伸的第三底壁、自所述第二底壁的相对两端分别向所述第三底壁延伸并连接至所述第三底壁的第四倾斜壁；所述第二底壁与所述磁碗底壁的间隔距离大于所述第三底壁与所述磁碗底壁的间隔距离，所述第二底壁与相邻的两个所述第四倾斜壁围成所述缺口，所述翻边远离所述磁碗侧壁的一端固定于所述第二底壁。
  7. 根据权利要求5中所述的发声器件，其特征在于，所述盆架呈矩形，其包括两个相对设置的长轴边和两个相对设置的短轴边，所述缺口设置于所述长轴边，所述振动系统还包括固定于所述振膜靠近所述磁路系统一侧的骨架以及辅助振膜组件，所述音圈通过所述骨架固定于所述振膜；所述辅助振膜组件的一端固定于所述短轴边远离所述振膜一侧，其另一端与所述骨架连接。
  8. 根据权利要求7中所述的发声器件，其特征在于，所述辅助振膜组件包括固定于所述短轴边的弹性导电件以及贴设于所述弹性导电件远离所述振膜一侧的辅助振膜。
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