WO2021232486A1 - 无线耳机 - Google Patents
无线耳机 Download PDFInfo
- Publication number
- WO2021232486A1 WO2021232486A1 PCT/CN2020/093725 CN2020093725W WO2021232486A1 WO 2021232486 A1 WO2021232486 A1 WO 2021232486A1 CN 2020093725 W CN2020093725 W CN 2020093725W WO 2021232486 A1 WO2021232486 A1 WO 2021232486A1
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- WIPO (PCT)
- Prior art keywords
- connecting portion
- magnet part
- magnet
- magnetic
- circuit board
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Classifications
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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
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/10—Earpieces; Attachments therefor ; Earphones; Monophonic headphones
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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
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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
- H04R9/06—Loudspeakers
Definitions
- This application relates to the field of earphone technology, and in particular to a wireless earphone.
- earphones are used more and more frequently, and wireless earphones are widely favored by users as a device that can connect to mobile phones without a headphone cable.
- the traditional wireless headset receives the wireless signal sent by the mobile phone through a wireless connection with the mobile phone, and converts the wireless signal into a sound signal. For many songs, pure sound cannot be expressed vividly, and vibration is required. However, current wireless earphones can only output sound and cannot output vibration.
- a wireless earphone including: a multifunctional vibrating speaker, a circuit board, a battery, and an earphone shell;
- the earphone shell is provided with a receiving cavity, and the earphone shell is provided with a sound hole communicating with the receiving cavity, and the multifunctional vibration speaker, the circuit board and the battery are all arranged in the receiving cavity.
- the multifunctional vibrating speaker is electrically connected to the battery through the circuit board, and the multifunctional vibrating speaker is arranged corresponding to the sound outlet;
- the multifunctional vibrating speaker includes a basin frame with an accommodation space, a magnetic circuit system and a vibration system accommodated in the accommodation space, and a spring plate connected to the basin frame, and the magnetic circuit system is suspended by the spring plate Placed in the accommodating space, the vibration system includes a diaphragm installed on the basin frame and a voice coil fixed on the side of the diaphragm close to the magnetic circuit system, the voice coil and the circuit board Electrical connection; the magnetic circuit system includes a lower splint and a magnet part with a magnetic gap provided on the lower splint, the end of the voice coil away from the diaphragm extends into the magnetic gap, the spring sheet It includes a first connecting portion fixed to the basin frame, a second connecting portion fixed to the lower splint and spaced apart from the first connecting portion, and connected to the first connecting portion and the second connecting portion The elastic arm between the two parts, the elastic arm is spaced apart from the magnetic circuit system.
- This kind of wireless earphone adopts a multifunctional vibration speaker, which can produce sound and/or vibrate when receiving different driving signals, so that this kind of wireless earphone can output both sound and vibration, thus making this kind of wireless earphone More vivid sound can be output.
- FIG. 1 is a schematic diagram of a three-dimensional structure of a wireless headset according to an embodiment.
- Fig. 2 is a schematic diagram of an exploded structure of the wireless headset shown in Fig. 1.
- FIG. 3 is a three-dimensional assembly schematic diagram of the multifunctional vibration speaker of the wireless earphone shown in FIG. 1;
- Fig. 4 is a schematic diagram of the exploded structure of the multifunctional vibration speaker shown in Fig. 3.
- Fig. 5 is a combined diagram of the lower clamping plate and the spring sheet of the multifunctional vibration speaker shown in Fig. 3.
- Fig. 6 is a cross-sectional view of the multifunctional vibration speaker shown in Fig. 3 along the A-A direction.
- FIG. 7 is a schematic diagram of the structure of the lower clamping plate of the multifunctional vibration speaker shown in FIG. 3.
- the wireless earphone of an embodiment as shown in FIG. 1 and FIG. 2 includes: a multifunctional vibrating speaker 100, a circuit board 200, a battery 300 and an earphone shell 400.
- the earphone shell 400 is provided with a receiving cavity 410, and the earphone shell 400 is provided with a sound hole 430 communicating with the receiving cavity 410.
- the multifunctional vibration speaker 100, the circuit board 200 and the battery 300 are all arranged in the receiving cavity 410.
- the vibrating speaker 100 is electrically connected to the battery 300 through the circuit board 200, and the multifunctional vibrating speaker 100 is arranged corresponding to the sound hole 430.
- the multifunctional vibrating speaker 100 includes a basin frame 110 with a containing space 112, a magnetic circuit system 130 and a vibration system 150 contained in the containing space 112, and a frame connected to the basin frame 110
- the spring plate 170, the magnetic circuit system 130 is suspended in the receiving space 112 by the spring plate 170
- the vibration system 150 includes a diaphragm 154 installed on the frame 110 and a voice coil 152 fixed on the diaphragm 154 close to the side of the magnetic circuit system 130
- the voice coil 152 is electrically connected to the circuit board 200.
- the magnetic circuit system 130 includes a lower splint 131 and a magnet portion 131B with a magnetic gap 131A arranged on the lower splint 131.
- the end of the voice coil 152 away from the diaphragm 154 extends into the magnetic gap 131A, and the spring sheet 170 includes a frame fixed to the frame 110
- the first connecting portion 172 fixed to the lower splint 131 and the second connecting portion 174 spaced apart from the first connecting portion 172, and the elastic arm 176 connected between the first connecting portion 172 and the second connecting portion 174, elastic
- the arm 176 and the magnetic circuit system 130 are spaced apart.
- This kind of wireless earphone adopts the multifunctional vibrating speaker 100.
- the multifunctional vibrating speaker 100 can produce sound and/or vibrate when receiving different driving signals, so that the wireless earphone can output sound and vibration, so that this Wireless headphones can output more vivid sound.
- the voice coil 152 when the voice coil 152 is energized, different frequencies can produce different outputs. For example: when the voice coil 152 vibrates at a high frequency, the magnetic circuit system 130 does not move, and the voice coil 152 vibrates to produce sound; and when the voice coil 152 vibrates at a low frequency, the voice coil 152 does not drive the diaphragm 154, which is between the voice coil 152 and the magnetic circuit system 130 Under the interaction, the magnetic circuit system 130 vibrates, and the elastic arm 176 provides the restoring force of the magnetic circuit system 130; the voice coil 152 vibrates together with the vibration system 150 at a certain driving frequency, and the diaphragm 154 vibrates. , The magnetic system 150 generates a vibration response.
- the earphone housing 400 includes a main housing 450 and a tail pipe housing 470 extending along the main housing 450.
- the multifunctional vibrating speaker 100 and the battery 300 are arranged in the main body housing 450, and the circuit board 200 is arranged in the tail pipe housing 470.
- the multifunctional vibrating speaker 100 and the circuit board 200 may also be arranged in the main body housing 450, and the battery 300 may be arranged in the tail pipe housing 470.
- the tail pipe housing 470 is provided with a conductive through hole 471, and the conductive through hole 471 is provided with an electrical contact 473 that is electrically connected to the circuit board 200.
- the electrical contact 473 is used for charging the wireless earphone.
- the electrical contacts 473 are two pogo pin probes.
- the multifunctional vibrating speaker 100 further includes an upper cover 190 combined with the basin frame 110, and the vibration system 150 further includes a dome arranged on the side of the diaphragm 154 facing the upper cover 190 156.
- the magnet part 131B includes a first magnet part 132 and a second magnet part 133 fixed to the lower clamping plate 131.
- the second magnet part 133 is arranged around the first magnet part 132 and is connected to the first magnet part.
- 132 forms the aforementioned magnetic gap 131A.
- the second connecting portion 174 has a ring shape and is directly opposite to the voice coil 152 and is arranged at intervals.
- the lower clamping plate 131 includes a recessed portion 1312 that is ringed around the first magnet portion 132 and recessed in a direction away from the voice coil 152, and the second connecting portion 174 is provided in the recessed portion 1312.
- the depth of the recessed portion 1312 is the same as the thickness of the second connecting portion 174.
- the first magnet part 132 is a permanent magnet.
- the second magnet portion 133 and the lower clamping plate 131 are integrated to form a magnetic bowl 134.
- the magnetic bowl 134 includes a bottom wall 1342 and a side wall 1344 extending from the bottom wall 1342.
- the bottom wall 1342 and the side wall 1344 surround As the accommodating space of the magnetic bowl 134, the first magnet portion 132 is disposed in the accommodating space and forms a magnetic gap 131A with the magnetic bowl 134.
- the adjacent side walls 1344 are spaced apart, and the end of the elastic arm 176 close to the second connecting portion 174 is located between the adjacent side walls 1344.
- the side wall 1344 is correspondingly disposed between the elastic arm 176 and the second connecting portion 174 disposed adjacent thereto.
- the magnetic circuit system 130 also includes a pole core 136.
- the pole core 136 is attached to the surface of the first magnet portion 132 to conduct magnetic flux.
- the lower clamping plate 131 includes a supporting wall 1314 for fixing the first magnet portion 132 and the first connecting portion 172 (that is, the supporting wall 1314 constitutes the bottom wall 1342 of the above-mentioned magnetic bowl) and the self-supporting wall 1314 has an edge facing toward The bending wall 1316 is bent and extended in the direction of vibration.
- the second magnet portion 133 is fixed on both sides of the bending wall 1316 away from the first magnet portion 132.
- the end of the bending wall 1316 away from the bottom wall 1342 is bent in a direction away from the first magnet portion 132.
- the bending portion 1318 is formed by bending, and the bending portion 1318 covers the end of the second magnet portion 133 close to the diaphragm 154.
- the second magnet portion 133, the bending wall 1316 and the bending portion 1318 are integrally formed (that is, the second magnet portion 133, the bending portion 1318).
- the folded wall 1316 and the bent portion 1318 constitute the side wall 1344 of the aforementioned magnetic bowl.
- the second magnet portion 133 is only arranged in the direction of the long axis of the voice coil 152. It should be understood that in other preferred embodiments of the present application, The second magnet part may be provided in the short axis direction of the voice coil 152, that is, the second magnet part is provided around the first magnet part, which is not limited here).
- At least two elastic arms 176 are spaced apart and are centrally symmetrical with respect to the second connecting portion 174.
- the elastic arm 176, the first connecting portion 172 and the second connecting portion 174 are located on the same plane.
- the multifunctional vibration speaker 100 provided in the present application has the following beneficial effects:
- the second connecting portion 174 of the spring plate 170 is arranged in the magnetic gap 131A and the second connecting portion 174 is fixedly connected to the lower splint 131, which can save the space occupied by the second connecting portion 174 that the magnetic circuit system needs to avoid. In this way, a larger volume of the magnetic circuit system 130 can be provided, and the performance of the magnetic circuit system 130 can be improved, so that the multifunctional vibration speaker 100 has better performance and higher sensitivity.
- the lower clamping plate 131 is partially thinned, that is, the lower clamping plate 131 is provided with a concave portion 1312 that is ringed around the first magnet portion 132 and away from the first magnet portion 132, and the second connecting portion 174 is provided in the concave portion 1312, so that The second connecting portion 174 does not occupy the vibration space of the voice coil 152, and ensures that the voice coil 152 has enough vibration space, so that the vibration of the voice coil 152 will not be affected.
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Circuit For Audible Band Transducer (AREA)
- Headphones And Earphones (AREA)
Abstract
一种无线耳机，包括：多功能振动扬声器（100）、电路板（200）、电池（300）以及耳机外壳（400）；耳机外壳（400）内设有容纳腔（410），并且耳机外壳（400）上设有与容纳腔（410）连通的出音孔（430），多功能振动扬声器（100）、电路板（200）和电池（300）均设置在容纳腔（410）内，多功能振动扬声器（100）包括具收容空间（112）的盆架（110）、收容于收容空间（112）的磁路系统（130）与振动系统（150）、以及与盆架（110）连接的弹簧片（170）。这种无线耳机采用多功能振动扬声器（100），多功能振动扬声器（100）可以在接收到不同驱动信号时发声和/或振动，从而使得这种无线耳机既可以输出声音，也可以输出振动，从而使得这种无线耳机可以输出更生动的声音。
Description
本申请涉及耳机技术领域，尤其涉及一种无线耳机。
随着手机的普及，耳机的使用频率越来越高，无线耳机作为一种无须耳机线即可连接手机的设备，广泛受到用户的青睐。
传统的无线耳机通过与手机的无线连接接收手机发出的无线信号，并且将该无线信号转化为声音信号。对于很多歌曲而言，单纯的声音并不能够生动的表达出来，需要配合振动。然而，目前的无线耳机仅仅可以输出声音，无法输出振动。
基于此，有必要提供一种无线耳机，其可以不仅可输出声音，而且也可输出振动。
一种无线耳机，包括：多功能振动扬声器、电路板、电池以及耳机外壳；
所述耳机外壳内设有容纳腔，并且所述耳机外壳上设有与所述容纳腔连通的出音孔，所述多功能振动扬声器、所述电路板和所述电池均设置在所述容纳腔内，所述多功能振动扬声器通过所述电路板与所述电池电连接，所述多功能振动扬声器对应所述出音孔设置；
所述多功能振动扬声器包括具收容空间的盆架、收容于所述收容空间的磁路系统与振动系统、以及与所述盆架连接的弹簧片，所述磁路系统由所述弹簧片悬置于所述收容空间内，所述振动系统包括安装于所述盆架的振膜以及固定于所述振膜靠近所述磁路系统一侧的音圈，所述音圈与所述电路板电连接；所述磁路系统包括下夹板及设置于所述下夹板上的具有磁间隙的磁体部，所述音圈远离所述振膜的一端延伸至所述磁间隙内，所述弹簧片包括固定于所述盆架的第一连接部、固定于所述下夹板并与所述第一连接部间隔设置的第二连接部、以及连接在所述第一连接部与所述第二连接部之间的弹力臂，所述弹力臂与所述磁路系统间隔设置。
这种无线耳机采用多功能振动扬声器，多功能振动扬声器可以在接收到不同驱动信号时发声和/或振动，从而使得这种无线耳机既可以输出声音，也可以输出振动，从而使得这种无线耳机可以输出更生动的声音。
图1为一实施方式的无线耳机的立体结构示意图。
图2为如图1所示的无线耳机的爆炸结构示意图。
图3为如图1所示的无线耳机的多功能振动扬声器的立体组装示意图；
图4为如图3所示的多功能振动扬声器的爆炸结构示意图。
图5为如图3所示的多功能振动扬声器的下夹板和弹簧片的组合图。
图6为如图3所示的多功能振动扬声器沿着A-A方向的剖视图。
图7为如图3所示的多功能振动扬声器的下夹板的结构示意图。
下面结合附图和实施方式对本申请作进一步说明。
如图1和图2所示的一实施方式的无线耳机，包括：多功能振动扬声器100、电路板200、电池300以及耳机外壳400。
耳机外壳400内设有容纳腔410，并且耳机外壳400上设有与容纳腔410连通的出音孔430，多功能振动扬声器100、电路板200和电池300均设置在容纳腔410内，多功能振动扬声器100通过电路板200与电池300电连接，多功能振动扬声器100对应出音孔430设置。
结合图3、图4、图5和图6，多功能振动扬声器100包括具收容空间112的盆架110、收容于收容空间112的磁路系统130与振动系统150、以及与盆架110连接的弹簧片170，磁路系统130由弹簧片170悬置于收容空间112内，振动系统150包括安装于盆架110的振膜154以及固定于振膜154靠近磁路系统130一侧的音圈152，音圈152与电路板200电连接。
磁路系统130包括下夹板131及设置于下夹板131上的具有磁间隙131A的磁体部131B，音圈152远离振膜154的一端延伸至磁间隙131A内，弹簧片170包括固定于盆架110的第一连接部172、固定于下夹板131并与第一连接部172间隔设置的第二连接部174、以及连接在第一连接部172与第二连接部174之间的弹力臂176，弹力臂176与磁路系统130间隔设置。
这种无线耳机采用多功能振动扬声器100，多功能振动扬声器100可以在接收到不同驱动信号时发声和/或振动，从而使得这种无线耳机既可以输出声音，也可以输出振动，从而使得这种无线耳机可以输出更生动的声音。
具体来说，音圈152通电时，不同频率可以产生不同的输出。例如：音圈152高频振动时，磁路系统130不动，音圈152振动发声；而音圈152低频振动时，音圈152不驱动振膜154，在音圈152与磁路系统130之间的相互作用下，磁路系统130振动，弹力臂176提供磁路系统130振动的回复力；音圈152在特定驱动频率下，磁路系统130与振动系统150共同振动，振膜154振动发声，磁力系统150产生振动响应。
结合附图，本实施方式中，耳机外壳400包括主体外壳450以及沿着主体外壳450延伸形成的尾管外壳470。
本实施方式中，多功能振动扬声器100和电池300在设置主体外壳450内，电路板200设置在尾管外壳470内。
在其他的实施方式中，多功能振动扬声器100和电路板200也可以在设置主体外壳450内，电池300设置在尾管外壳470内。
结合附图，本实施方式中，尾管外壳470上设有导电通孔471，导电通孔471内设有与电路板200电连接的电触点473。
电触点473用于无线耳机的充电。本实施方式中，电触点473为两个pogo pin探针。
请参阅图3、图4、图5和图6，多功能振动扬声器100还包括与盆架110组接的上盖190，振动系统150还包括设于振膜154朝向上盖190侧的球顶156。
结合图4、图5和图6，磁体部131B包括固定于下夹板131的第一磁体部132和第二磁体部133，第二磁体部133围绕第一磁体部132设置并与第一磁体部132形成上述的磁间隙131A。
第二连接部174呈环形并与音圈152正对且间隔设置。
下夹板131包括环设于第一磁体部132且向远离音圈152方向凹陷的凹陷部1312，第二连接部174设于凹陷部1312。
凹陷部1312的深度与第二连接部174的厚度相同。
优选的，第一磁体部132为永磁体。
结合图5和图6，第二磁体部133与下夹板131一体化设置形成磁碗134，磁碗134包括底壁1342和自底壁1342延伸的侧壁1344，底壁1342和侧壁1344围成磁碗134的容纳空间，第一磁体部132设于容纳空间并与磁碗134形成磁间隙131A。
本实施方式中，相邻侧壁1344间隔设置，弹力臂176靠近第二连接部174的一端位于相邻侧壁1344之间。
侧壁1344对应设置于与其相邻设置的弹力臂176和第二连接部174之间。
磁路系统130还包括极芯136。极芯136贴附于第一磁体部132表面，起导磁作用。
结合图7，本实施方式中，下夹板131包括固定第一磁体部132及第一连接部172的支撑壁1314（即支撑壁1314构成上述磁碗的底壁1342）以及自支撑壁1314边缘朝振动方向弯折延伸的弯折壁1316，第二磁体部133固定于弯折壁1316远离第一磁体部132的两侧，弯折壁1316远离底壁1342的一端对应朝远离第一磁体部132的方向弯折形成弯折部1318，弯折部1318覆盖第二磁体部133靠近振膜154的一端，第二磁体部133、弯折壁1316及弯折部1318成型为一体（即第二磁体部133、弯折壁1316、弯折部1318构成上述磁碗的侧壁1344，在本实施方式中第二磁体部133仅设置在音圈152的长轴方向，应当理解，在本申请的其他优选实施例中也可以在音圈152的短轴方向设置第二磁体部，即第一磁体部的四周均设置第二磁体部，在此不作限制）。
优选的，至少两个弹力臂176且间隔设置且相对第二连接部174呈中心对称。
优选的，弹力臂176、第一连接部172及第二连接部174位于同一平面。
本申请提供的多功能振动扬声器100具有以下有益效果：
一、本申请通过将弹簧片170的第二连接部174设于磁间隙131A内并将第二连接部174与下夹板131固定连接，可节省磁路系统需要避让第二连接部174占用的空间从而可以设置更大体积的磁路系统130，进而提高磁路系统130的性能，使多功能振动扬声器100性能更好，具有更高的灵敏度。
二、通过将下夹板131部分压薄，即在下夹板131设有环设于第一磁体部132且远离第一磁体部132的凹陷部1312，将第二连接部174设于凹陷部1312，使第二连接部174不占用音圈152的振动空间，保证音圈152具有足够的振动空间，使音圈152的振动不会受到影响。
以上所述的仅是本申请的实施方式，在此应当指出，对于本领域的普通技术人员来说，在不脱离本申请创造构思的前提下，还可以做出改进，但这些均属于本申请的保护范围。
Claims (10)
- 一种无线耳机，其特征在于，包括：多功能振动扬声器、电路板、电池以及耳机外壳；所述耳机外壳内设有容纳腔，并且所述耳机外壳上设有与所述容纳腔连通的出音孔，所述多功能振动扬声器、所述电路板和所述电池均设置在所述容纳腔内，所述多功能振动扬声器通过所述电路板与所述电池电连接，所述多功能振动扬声器对应所述出音孔设置；所述多功能振动扬声器包括具收容空间的盆架、收容于所述收容空间的磁路系统与振动系统、以及与所述盆架连接的弹簧片，所述磁路系统由所述弹簧片悬置于所述收容空间内，所述振动系统包括安装于所述盆架的振膜以及固定于所述振膜靠近所述磁路系统一侧的音圈，所述音圈与所述电路板电连接；所述磁路系统包括下夹板及设置于所述下夹板上的具有磁间隙的磁体部，所述音圈远离所述振膜的一端延伸至所述磁间隙内，所述弹簧片包括固定于所述盆架的第一连接部、固定于所述下夹板并与所述第一连接部间隔设置的第二连接部、以及连接在所述第一连接部与所述第二连接部之间的弹力臂，所述弹力臂与所述磁路系统间隔设置。
- 根据权利要求1所述的无线耳机，其特征在于，所述耳机外壳包括主体外壳以及沿着所述主体外壳延伸形成的尾管外壳；所述多功能振动扬声器和所述电池在设置所述主体外壳内，所述电路板设置在所述尾管外壳内；或者，所述多功能振动扬声器和所述电路板在设置所述主体外壳内，所述电池设置在所述尾管外壳内。
- 根据权利要求2所述的无线耳机，其特征在于，所述尾管外壳上设有导电通孔，所述导电通孔内设有与所述电路板电连接的电触点。
- 根据权利要求1-3中任意一项所述的无线耳机，其特征在于，所述磁体部包括固定于所述下夹板的第一磁体部和第二磁体部，所述第二磁体部围绕所述第一磁体部设置并与所述第一磁体部形成所述磁间隙，所述第二连接部呈环形并与所述音圈正对且间隔设置。
- 根据权利要求4所述的无线耳机，其特征在于，所述下夹板包括环设于所述第一磁体部且向远离所述音圈方向凹陷的凹陷部，所述第二连接部设于所述凹陷部；所述凹陷部的深度与所述第二连接部的厚度相同。
- 根据权利要求4所述的无线耳机，其特征在于，至少两个所述弹力臂且间隔设置且相对所述第二连接部呈中心对称。
- 根据权利要求6所述的无线耳机，其特征在于，所述弹力臂和所述第一连接部及所述第二连接部位于同一平面。
- 根据权利要求4所述的无线耳机，其特征在于，所述第一磁体部为永磁体，所述第二磁体部与所述下夹板一体化设置形成磁碗，所述磁碗包括底壁和自所述底壁延伸的侧壁，所述底壁和所述侧壁围成所述磁碗的容纳空间，所述第一磁体部设于所述容纳空间并与所述磁碗形成所述磁间隙。
- 根据权利要求8所述的无线耳机，其特征在于，相邻所述侧壁间隔设置，所述弹力臂靠近所述第二连接部的一端位于相邻所述侧壁之间；所述侧壁对应设置于与其相邻设置的所述弹力臂和所述第二连接部之间。
- 根据权利要求8所述的无线耳机，其特征在于，所述下夹板包括固定所述第一磁体部及所述第一连接部的支撑壁以及自所述支撑壁边缘朝所述振动方向弯折延伸的弯折壁，所述第二磁体部固定于所述弯折壁远离所述第一磁体部的两侧，所述弯折壁远离所述支撑壁的一端对应朝远离所述第一磁体部的方向弯折形成弯折部，所述弯折部覆盖所述第二磁体部靠近所述振膜的一端，所述第二磁体部、所述弯折壁及所述弯折部成型为一体。
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| Application Number | Priority Date | Filing Date | Title |
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| CN202020884276.1 | 2020-05-22 | ||
| CN202020884276.1U CN212519362U (zh) | 2020-05-22 | 2020-05-22 | 无线耳机 |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2922354Y (zh) * | 2006-04-19 | 2007-07-11 | 创意无线股份有限公司 | 震动式无线耳机 |
| CN201854413U (zh) * | 2009-12-21 | 2011-06-01 | 瑞声声学科技(深圳)有限公司 | 微型扬声器 |
| US20170188126A1 (en) * | 2014-04-22 | 2017-06-29 | Kyocera Corporation | Earphone |
| CN209526840U (zh) * | 2018-12-29 | 2019-10-22 | 瑞声科技(新加坡)有限公司 | 扬声器和耳机 |
| CN209526870U (zh) * | 2018-12-29 | 2019-10-22 | 瑞声科技(新加坡)有限公司 | 扬声器和耳机 |
| CN210579139U (zh) * | 2019-11-20 | 2020-05-19 | 深圳市方宁思创科技有限公司 | 一种高立体隔音降噪无线耳机 |
-
2020
- 2020-05-22 CN CN202020884276.1U patent/CN212519362U/zh not_active Expired - Fee Related
- 2020-06-01 WO PCT/CN2020/093725 patent/WO2021232486A1/zh active Application Filing
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2922354Y (zh) * | 2006-04-19 | 2007-07-11 | 创意无线股份有限公司 | 震动式无线耳机 |
| CN201854413U (zh) * | 2009-12-21 | 2011-06-01 | 瑞声声学科技(深圳)有限公司 | 微型扬声器 |
| US20170188126A1 (en) * | 2014-04-22 | 2017-06-29 | Kyocera Corporation | Earphone |
| CN209526840U (zh) * | 2018-12-29 | 2019-10-22 | 瑞声科技(新加坡)有限公司 | 扬声器和耳机 |
| CN209526870U (zh) * | 2018-12-29 | 2019-10-22 | 瑞声科技(新加坡)有限公司 | 扬声器和耳机 |
| CN210579139U (zh) * | 2019-11-20 | 2020-05-19 | 深圳市方宁思创科技有限公司 | 一种高立体隔音降噪无线耳机 |
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| CN212519362U (zh) | 2021-02-09 |
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