CN203015104U - Loudspeaker - Google Patents

Loudspeaker Download PDF

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Publication number
CN203015104U
CN203015104U CN 201220628446 CN201220628446U CN203015104U CN 203015104 U CN203015104 U CN 203015104U CN 201220628446 CN201220628446 CN 201220628446 CN 201220628446 U CN201220628446 U CN 201220628446U CN 203015104 U CN203015104 U CN 203015104U
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magnetic
voice coil
groove
side wall
magnetic bowl
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CN 201220628446
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杨曦霖
徐芸霞
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AAC Technologies Pte Ltd
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AAC Acoustic Technologies Shenzhen Co Ltd
AAC Optoelectronic Changzhou Co Ltd
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Abstract

本实用新型涉及了一种扬声器,包括设有盆架侧壁的盆架、收容于盆架内用于振动发声的振动系统、以及固持于盆架上用于驱动所述振动系统振动发声的磁路系统,所述振动系统包括振膜和驱动所述振膜振动并带有音圈引线的音圈,所述磁路系统包括磁碗和组配于所述磁碗内与所述磁碗形成磁间隙的磁钢,所述音圈置于所述磁间隙内,所述磁碗设有磁碗侧壁,所述磁碗侧壁设有位于音圈引线正下方的凹槽,所述凹槽在水平方向上贯穿所述磁碗侧壁,所述凹槽设有槽底,所述音圈引线离凹槽的槽底的距离大于振膜的最大振幅。本实用新型提供的扬声器有效的减少了音圈引线的断线几率,提升了扬声器的可靠性。

Figure 201220628446

The utility model relates to a loudspeaker, which comprises a basin frame provided with a side wall of the basin frame, a vibration system accommodated in the basin frame for vibrating and sounding, and a magnet fixed on the pot frame for driving the vibration system to vibrate and sound. A circuit system, the vibration system includes a diaphragm and a voice coil that drives the diaphragm to vibrate and has a voice coil lead wire, the magnetic circuit system includes a magnetic cup and is assembled in the magnetic cup to form a The magnetic steel of the magnetic gap, the voice coil is placed in the magnetic gap, the magnetic bowl is provided with a magnetic bowl side wall, and the magnetic bowl side wall is provided with a groove directly below the lead wire of the voice coil. The groove runs through the side wall of the magnetic bowl in the horizontal direction, the groove is provided with a groove bottom, and the distance between the lead wire of the voice coil and the groove bottom of the groove is greater than the maximum vibration amplitude of the diaphragm. The loudspeaker provided by the utility model effectively reduces the disconnection probability of the lead wire of the voice coil, and improves the reliability of the loudspeaker.

Figure 201220628446

Description

扬声器speaker

【技术领域】【Technical field】

本实用新型涉及一种电声换能器,尤其涉及一种电声换能器中将电信号转化为声音信号的扬声器。The utility model relates to an electroacoustic transducer, in particular to a loudspeaker for converting electric signals into sound signals in the electroacoustic transducer.

【背景技术】【Background technique】

随着无线通讯的快速发展,全球移动电话越来越多,人们对移动电话的要求不仅仅限于基本通话,更要求对传统移动电话的可靠性提出更多要求。尤其是3G时代的到来,移动多媒体技术也随之发展,很多移动电话具有多种娱乐功能,如视频播放、数码摄像、游戏、GPS导航等。With the rapid development of wireless communication, there are more and more mobile phones in the world. People's requirements for mobile phones are not limited to basic calls, but also require more requirements for the reliability of traditional mobile phones. Especially with the advent of the 3G era, mobile multimedia technology has also developed. Many mobile phones have multiple entertainment functions, such as video playback, digital photography, games, and GPS navigation.

相关的扬声器一般都设有盆架、振动系统和磁路系统,振动系统包括振膜和驱动振膜振动并带有音圈引线的音圈,磁路系统包括设有磁碗侧壁的磁碗和组配于磁碗内并与磁碗形成磁间隙的磁钢,音圈悬浮于磁间隙内。这样,音圈引线为了与外界电性连接,必然会部分位于磁碗侧壁的上方,当扬声器工作时,音圈就会产生高频率的振动,进而带动音圈引线振动,音圈振动的振幅过大时,音圈引线常常撞击磁碗侧壁,容易引起音圈引线断线,从而严重影响扬声器的可靠性。Related loudspeakers are generally equipped with a pot frame, a vibration system and a magnetic circuit system. The vibration system includes a diaphragm and a voice coil that drives the diaphragm to vibrate and has a voice coil lead. The magnetic circuit system includes a magnetic bowl with a magnetic bowl side wall. And the magnetic steel assembled in the magnetic bowl and forming a magnetic gap with the magnetic bowl, the voice coil is suspended in the magnetic gap. In this way, in order to electrically connect the voice coil lead wire with the outside world, it must be partly located above the side wall of the magnetic bowl. When the speaker is working, the voice coil will generate high-frequency vibration, which will drive the voice coil lead wire to vibrate. The amplitude of the voice coil vibration When it is too large, the voice coil lead often hits the side wall of the magnetic bowl, which may easily cause the voice coil lead to break, thus seriously affecting the reliability of the speaker.

因此,有必要针对上述缺点提供一种新的扬声器。Therefore, it is necessary to provide a new loudspeaker to address the above disadvantages.

【实用新型内容】【Content of utility model】

本实用新型的目的在于解决上述扬声器因音圈引线撞击磁碗侧壁造成断线,从而严重影响扬声器可靠性的不足,而提供一种扬声器。The purpose of the utility model is to solve the problem that the above-mentioned loudspeaker is disconnected due to the impact of the lead wire of the voice coil against the side wall of the magnetic bowl, which seriously affects the reliability of the loudspeaker, and provides a loudspeaker.

一种扬声器,包括设有盆架侧壁的盆架、收容于盆架内用于振动发声的振动系统、以及固持于盆架上用于驱动所述振动系统振动发声的磁路系统,所述振动系统包括振膜和驱动所述振膜振动并带有音圈引线的音圈,所述磁路系统包括磁碗和组配于所述磁碗内与所述磁碗形成磁间隙的磁钢,所述音圈置于所述磁间隙内,所述磁碗设有磁碗侧壁,所述磁碗侧壁设有位于音圈引线正下方的凹槽,所述凹槽在水平方向上贯穿所述磁碗侧壁,所述凹槽设有槽底,所述音圈引线离凹槽的槽底的距离大于振膜的最大振幅。A loudspeaker, comprising a basin frame with a side wall of the basin frame, a vibration system accommodated in the basin frame for vibrating and sounding, and a magnetic circuit system fixed on the basin frame for driving the vibration system to vibrate and sound, the The vibration system includes a diaphragm and a voice coil that drives the diaphragm to vibrate and has voice coil leads. The magnetic circuit system includes a magnetic bowl and a magnetic steel assembled in the magnetic bowl to form a magnetic gap with the magnetic bowl , the voice coil is placed in the magnetic gap, the magnetic bowl is provided with a magnetic bowl side wall, and the magnetic bowl side wall is provided with a groove located directly below the lead wire of the voice coil, and the groove is horizontally Through the side wall of the magnetic bowl, the groove is provided with a groove bottom, and the distance between the lead wire of the voice coil and the groove bottom of the groove is greater than the maximum vibration amplitude of the diaphragm.

优选的,所述凹槽的数量为四个且关于所述磁碗的中心轴对称设置。Preferably, the number of the grooves is four and arranged symmetrically with respect to the central axis of the magnetic bowl.

优选的,所述凹槽的槽底设有自槽底向音圈引线方向衍生延伸出凸台,所述凸台沿远离磁碗的水平向上衍生延伸出翻边,所述翻边固定于盆架。Preferably, the bottom of the groove is provided with a boss extending from the bottom of the groove to the direction of the lead wire of the voice coil, and the boss extends upward along the horizontal direction away from the magnetic bowl to form a flange, and the flange is fixed to the pot shelf.

优选的,所述盆架侧壁设有自盆架侧壁的内侧衍生延伸出的并用于固持所述翻边的突出部,所述翻边与所述突出部叠加固定。Preferably, the side wall of the pot frame is provided with a protrusion extending from the inner side of the side wall of the pot frame and used for holding the flange, and the flange is superimposed and fixed with the protrusion.

本实用新型的有益效果在于:本实用新型提供的扬声器有效的减少了音圈引线的断线几率,提升了扬声器的可靠性。The beneficial effect of the utility model is that: the loudspeaker provided by the utility model effectively reduces the disconnection probability of the lead wire of the voice coil, and improves the reliability of the loudspeaker.

【附图说明】【Description of drawings】

图1是本实用新型扬声器的立体分解图;Fig. 1 is the three-dimensional exploded view of loudspeaker of the present invention;

图2是图1中扬声器的剖视图;Fig. 2 is a sectional view of the loudspeaker in Fig. 1;

图3是图1中扬声器缺少前盖和振膜的立体图。Fig. 3 is a perspective view of the speaker in Fig. 1 without a front cover and a diaphragm.

【具体实施方式】【Detailed ways】

下面结合附图和实施方式对本实用新型作进一步说明。Below in conjunction with accompanying drawing and embodiment the utility model is further described.

如图1和图2所示,本实用新型提供一种扬声器1,包括设有盆架侧壁101的盆架10、收容于盆架10内的磁路系统11、固持于盆架10的振动系统12、固持于盆架10上方并与盆架10形成收容空间的前盖13、嵌设于盆架10的焊片14、以及助听音圈15。所述磁路系统11包括收容于盆架10内的磁碗16、组配于所述磁碗16内与所述磁碗16形成磁间隙的磁钢17、以及贴附于所述磁钢17表面的极芯18。所述振动系统12包括周缘固持于盆架10的振膜19和驱动所述振膜19振动并带有音圈引线201的音圈20,所述音圈20一端悬浮于所述磁间隙内,另外一端固持于振膜19下方。所述焊片14数量为两个并分别嵌设于盆架10内,音圈引线201的线头焊接于该焊片14,焊片14部分裸露于盆架10的外表面以便与外界电性连接。所述助听音圈15置于盆架10上,并且位于盆架10与振膜19之间。As shown in Figure 1 and Figure 2, the utility model provides a loudspeaker 1, which includes a basin frame 10 provided with a side wall 101 of the basin frame, a magnetic circuit system 11 accommodated in the basin frame 10, and a vibrator fixed to the basin frame 10. The system 12 , the front cover 13 fixed above the frame 10 and forming a receiving space with the frame 10 , the welding piece 14 embedded in the frame 10 , and the hearing aid voice coil 15 . The magnetic circuit system 11 includes a magnetic bowl 16 housed in the basin frame 10, a magnetic steel 17 assembled in the magnetic bowl 16 to form a magnetic gap with the magnetic bowl 16, and a magnet attached to the magnetic steel 17. Pole core 18 on the surface. The vibration system 12 includes a diaphragm 19 fixed to the frame 10 at the periphery and a voice coil 20 that drives the diaphragm 19 to vibrate and has a voice coil lead wire 201. One end of the voice coil 20 is suspended in the magnetic gap. The other end is fixed under the diaphragm 19 . There are two soldering pieces 14, which are respectively embedded in the basin frame 10. The wire ends of the voice coil lead wires 201 are welded to the welding pieces 14, and the welding pieces 14 are partially exposed on the outer surface of the basin frame 10 so as to be electrically connected with the outside world. . The hearing aid voice coil 15 is placed on the frame 10 and between the frame 10 and the diaphragm 19 .

再结合图3所示,所述磁碗16设有磁碗侧壁161,所述磁碗侧壁161设有位于音圈引线201正下方的凹槽162,所述凹槽162的数量为四个且关于所述磁碗16的中心轴对称设置。所述凹槽162在水平方向上贯穿所述磁碗侧壁161。所述凹槽162设有槽底1621,所述音圈引线201离凹槽162的槽底1621的距离大于振膜19的最大振幅。所述凹槽162的槽底1621设有自槽底1621向音圈引线201方向衍生延伸出凸台1622,因为凸台1622是从槽底1621衍生延伸出的并与槽底1621是一体的,因此在本实用新型中,凸台1622朝向音圈引线201的表面也算作是槽底1621的一部分,音圈引线201离凸台1622朝向音圈引线201的表面的距离同样要大于振膜19的最大振幅。所述凸台1622沿远离磁碗16的水平向上衍生延伸出翻边1623,所述翻边1623固定于盆架10。3, the magnetic bowl 16 is provided with a magnetic bowl side wall 161, and the magnetic bowl side wall 161 is provided with grooves 162 directly below the voice coil lead wire 201, and the number of the grooves 162 is four. and arranged symmetrically with respect to the central axis of the magnetic bowl 16. The groove 162 runs through the sidewall 161 of the magnetic bowl in the horizontal direction. The groove 162 is provided with a groove bottom 1621 , and the distance between the voice coil lead wire 201 and the groove bottom 1621 of the groove 162 is greater than the maximum vibration amplitude of the diaphragm 19 . The groove bottom 1621 of the groove 162 is provided with a boss 1622 extending from the groove bottom 1621 to the direction of the voice coil lead wire 201, because the boss 1622 is derived from the groove bottom 1621 and is integral with the groove bottom 1621, Therefore, in the present utility model, the surface of the boss 1622 facing the voice coil lead wire 201 is also counted as a part of the groove bottom 1621, and the distance between the voice coil lead wire 201 and the surface of the boss 1622 facing the voice coil lead wire 201 is also greater than that of the diaphragm 19 maximum amplitude. The raised platform 1622 extends upward along the horizontal direction away from the magnetic bowl 16 to extend a flange 1623 , and the flange 1623 is fixed to the basin frame 10 .

所述盆架侧壁101设有自盆架侧壁101的内侧衍生延伸出的并用于固持所述翻边1623的突出部1011,所述翻边1623与所述突出部1011叠加固定,如图2所示,具体的,所述翻边1623固持于所述突出部1011的下表面。The side wall 101 of the basin frame is provided with a protrusion 1011 extending from the inner side of the side wall 101 of the basin frame and used to hold the flange 1623. The flange 1623 is superimposed and fixed with the protrusion 1011, as shown in the figure 2, specifically, the flange 1623 is fixed on the lower surface of the protrusion 1011.

本实用新型提供的扬声器1通过在音圈引线201的正下方的磁碗侧壁161上设置凹槽162,有效的减少了音圈引线的断线几率,提升了扬声器的可靠性。The loudspeaker 1 provided by the utility model provides grooves 162 on the magnetic bowl side wall 161 directly below the voice coil lead wire 201, which effectively reduces the disconnection probability of the voice coil lead wire and improves the reliability of the loudspeaker.

以上所述的仅是本实用新型的较佳实施方式,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。What has been described above is only a preferred embodiment of the utility model, and it should be pointed out that, for those of ordinary skill in the art, improvements can also be made without departing from the inventive concept of the utility model, but these All belong to the protection scope of the present utility model.

Claims (4)

1.一种扬声器,包括设有盆架侧壁的盆架、收容于盆架内用于振动发声的振动系统、以及固持于盆架上用于驱动所述振动系统振动发声的磁路系统,所述振动系统包括振膜和驱动所述振膜振动并带有音圈引线的音圈,所述磁路系统包括磁碗和组配于所述磁碗内与所述磁碗形成磁间隙的磁钢,所述音圈置于所述磁间隙内,其特征在于:所述磁碗设有磁碗侧壁,所述磁碗侧壁设有位于音圈引线正下方的凹槽,所述凹槽在水平方向上贯穿所述磁碗侧壁,所述凹槽设有槽底,所述音圈引线离凹槽的槽底的距离大于振膜的最大振幅。1. A loudspeaker, comprising a basin frame provided with a basin side wall, a vibration system accommodated in the basin frame for vibrating and sounding, and a magnetic circuit system fixed on the basin frame for driving the vibration system to vibrate and sound, The vibration system includes a diaphragm and a voice coil that drives the diaphragm to vibrate and has voice coil leads. The magnetic circuit system includes a magnetic bowl and a magnetic gap assembled in the magnetic bowl to form a magnetic gap with the magnetic bowl. Magnetic steel, the voice coil is placed in the magnetic gap, and it is characterized in that: the magnetic bowl is provided with a magnetic bowl side wall, and the magnetic bowl side wall is provided with a groove located directly below the lead wire of the voice coil. The groove runs through the side wall of the magnetic bowl in the horizontal direction, the groove is provided with a groove bottom, and the distance between the lead wire of the voice coil and the groove bottom of the groove is greater than the maximum vibration amplitude of the diaphragm. 2.根据权利要求1所述的扬声器,其特征在于:所述凹槽的数量为四个且关于所述磁碗的中心轴对称设置。2. The loudspeaker according to claim 1, characterized in that: the number of the grooves is four and arranged symmetrically with respect to the central axis of the magnetic bowl. 3.根据权利要求1或2所述的扬声器,其特征在于:所述凹槽的槽底设有自槽底向音圈引线方向衍生延伸出凸台,所述凸台沿远离磁碗的水平向上衍生延伸出翻边,所述翻边固定于盆架。3. The loudspeaker according to claim 1 or 2, characterized in that: the bottom of the groove is provided with a boss extending from the bottom of the groove to the direction of the lead wire of the voice coil, and the boss is along a level away from the magnetic bowl. A flange is derived and extended upwards, and the flange is fixed to the pot frame. 4.根据权利要求3所述的扬声器,其特征在于:所述盆架侧壁设有自盆架侧壁的内侧衍生延伸出的并用于固持所述翻边的突出部,所述翻边与所述突出部叠加固定。4. The loudspeaker according to claim 3, characterized in that: the side wall of the pot frame is provided with a protruding portion extending from the inner side of the side wall of the pot frame and used to hold the flange, and the flange and The protrusions are superimposed and fixed.
CN 201220628446 2012-11-23 2012-11-23 Loudspeaker Expired - Fee Related CN203015104U (en)

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Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106060732A (en) * 2016-07-18 2016-10-26 歌尔股份有限公司 Loudspeaker
CN106162464A (en) * 2016-08-23 2016-11-23 歌尔股份有限公司 A kind of loudspeaker monomer
CN106792382A (en) * 2016-12-27 2017-05-31 厦门东声电子有限公司 A kind of receiver or loudspeaker for lifting electroacoustic performance
CN109195078A (en) * 2018-08-09 2019-01-11 瑞声科技(新加坡)有限公司 Microphone device
CN112165669A (en) * 2020-10-22 2021-01-01 瑞声新能源发展(常州)有限公司科教城分公司 Loudspeaker
WO2022110431A1 (en) * 2020-11-30 2022-06-02 瑞声声学科技(深圳)有限公司 Sound generating device
WO2022110434A1 (en) * 2020-11-30 2022-06-02 瑞声声学科技(深圳)有限公司 Sound production device

Cited By (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106060732A (en) * 2016-07-18 2016-10-26 歌尔股份有限公司 Loudspeaker
CN106162464A (en) * 2016-08-23 2016-11-23 歌尔股份有限公司 A kind of loudspeaker monomer
CN106792382A (en) * 2016-12-27 2017-05-31 厦门东声电子有限公司 A kind of receiver or loudspeaker for lifting electroacoustic performance
CN106792382B (en) * 2016-12-27 2022-09-16 厦门东声电子有限公司 Telephone receiver or loudspeaker for improving electroacoustic performance
CN109195078A (en) * 2018-08-09 2019-01-11 瑞声科技(新加坡)有限公司 Microphone device
CN112165669A (en) * 2020-10-22 2021-01-01 瑞声新能源发展(常州)有限公司科教城分公司 Loudspeaker
WO2022110431A1 (en) * 2020-11-30 2022-06-02 瑞声声学科技(深圳)有限公司 Sound generating device
WO2022110434A1 (en) * 2020-11-30 2022-06-02 瑞声声学科技(深圳)有限公司 Sound production device

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