WO2012045226A1

WO2012045226A1 - Bluetooth earphone

Info

Publication number: WO2012045226A1
Application number: PCT/CN2011/001006
Authority: WO
Inventors: 奥利维尔⋅亨利-尼克拉斯
Original assignee: 讯威科技发展有限公司
Priority date: 2010-10-08
Filing date: 2011-06-16
Publication date: 2012-04-12
Also published as: CN102447987B; CN102447987A

Abstract

A Bluetooth earphone is disclosed in the present invention, and includes: an earphone shell, a circuit board (2), a battery (3), an antenna (4), a microphone (5), a receiver (6) and an earplug (7); the earphone shell includes a main shell (11) used for mounting the circuit board (2), the antenna (4), the receiver (6) and the earplug (7), and a secondary shell (13) used for mounting the microphone (5) and the battery (3); the secondary shell (13) is a carbon fiber tube, whose tube cavity is a battery chamber (121) for accommodating the battery (3) and whose upper end connects with the lower end of the main shell (11); the microphone (5) is mounted on the lower end of the secondary shell (13), and the minimal distance between the antenna (4) and battery (3) is more than 4 mm. The Bluetooth earphone of the present invention has the advantages of reasonable design of components, well signal reception and long duration of work.

Description

蓝牙耳机 Bluetooth earphone

技术领域本发明涉及一种蓝牙耳机，更具体地说，涉及对蓝牙耳机壳体结构的改进以及对耳机零部件的合理配置。背景技术蓝牙耳机让使用者可以免除电线的牵絆，自在地以各种方式轻松通话，使我们的生活无比轻松。由于蓝牙耳机一般都是通过挂耳件挂在耳朵上使用，因此蓝牙耳机的设计一般都追求轻便和小型化。为了实现蓝牙耳机的小型化和轻便化，大多数蓝牙耳机均采用微型电池，而且在耳机壳体的主容腔内把耳机的电路板、天线、电池等安装在一起，如专利号为 ZL200620019746. 8的实用新型专利，在耳机机壳内置了蓝牙耳机的所有部件，包括蓝牙通信模块、扬声器、麦克风和供电电池等。现有蓝牙耳机存在如下缺陷，由于天线与电池、麦克风等金属导线材料距离太近，影响了耳机天线的信号接收性能，试验表明，天线与电池、麦克风等金属导线材料距离必须在 3〜4毫米以上，才能保证耳机天线具有良好的信号接收能力。另一方面，由于现有的蓝牙耳机机壳内空间有限，因此一般都采用微型电池，导致蓝牙耳机电池充满电后的能够维持工作的时间较短。发明内容本发明要解决的技术问题是提供一种在保持轻便化的前提下，信号接收良好且电池容量大的蓝牙耳机。本发明的目的可以通过采用如下的技术措施来实现。一种蓝牙耳机，包括耳机壳体、电路板、电池、天线、麦克风和接收器；所述耳机壳体包括用于安装所述电路板、天线和接收器的主壳体以及用于安装麦克风和电池的副壳体；所述电路板安装在所述主壳体内腔的中间，所述天线和接收器分别位于所述电路板的两侧；所述副壳体为从所述主壳体向下延伸的长管状，其管腔为容纳所述电池的电池仓，所述麦克风安装在所述副壳体的下端部；上述主要是针对蓝牙耳机形状结构的改进，其目的是使电池移离天线和电路板，以改善天线的信号接收性能。所述天线与电池之间的最短距离应大于 4 毫米。所述副壳体采用碳纤维管制作而成，该碳纤维管的上端部植入并固定在所述主壳体的内腔，其管腔的主体部分作为电池仓，所述碳纤维管的下部用于安装所述麦克风。由于碳纤维管具有强度高、重量轻的特点，因此上述结构改变仍能保持蓝牙耳机的轻便性。而且由于整个碳纤维管腔作为电池仓，这将允许把电池的体积做得大一些，麦克风安装在碳纤维管的下部有利于使用者的***接近麦克风。所述主壳体采用塑料制作而成，包括底座、顶盖和装饰嵌板，所述底座的一侧设有安装所述电路板、天线和 USB接口的凹腔，另一侧设有外螺纹；所述底座的侧壁开设一用于固定所述副壳体的小孔，使得所述副壳体的管腔与所述底座一侧的凹腔联通；所述顶盖和装饰嵌板分别与所述底座扣接，所述顶盖和装饰嵌板之间设有一减少振动的海绵体。本发明的蓝牙耳机还包括耳塞，所述耳塞的一侧设置有可容纳接收器的半孔，该半孔的孔壁设置有与所述所述底座外螺纹连接的内螺纹，所述接收器被固定在所述耳塞和所述底座之间的夹层中。本发明的蓝牙耳机包括安装在所述底座外壁面的电源开关和音量开关。与现有技术相比较，本发明的蓝牙耳机具有如下有益技术效果：由于把电池从主壳体内腔移到副壳体内腔，从而减少电池对天线信号接收的影响，并能释放出部分主壳体内部空间，使得主壳体能够变薄从而易于附耳；另一方面，由于把副壳体内腔作为电池仓，因此使得电池的体积可以做得较大，从而使电池有较大的容量，增加了蓝牙耳机的持续工作时间。附图说明附图的图面说明如下： BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a Bluetooth headset, and more particularly to an improvement in the structure of a Bluetooth headset housing and a reasonable configuration of the earphone components. BACKGROUND OF THE INVENTION A Bluetooth earphone allows a user to avoid the tie of the wires and to easily talk in various ways, making our life extremely easy. Since Bluetooth earphones are generally used by hanging ear-hanging on the ear, the design of the Bluetooth earphone is generally pursued to be lightweight and miniaturized. In order to realize the miniaturization and lightness of the Bluetooth headset, most Bluetooth headsets use a miniature battery, and the circuit board, the antenna, the battery, etc. of the earphone are installed together in the main cavity of the earphone housing, such as the patent number ZL200620019746. The utility model patent of 8 has all the components of the Bluetooth headset built in the earphone casing, including the Bluetooth communication module, the speaker, the microphone and the power supply battery. The existing Bluetooth headset has the following drawbacks. Because the distance between the antenna and the metal wire material such as the battery and the microphone is too close, the signal receiving performance of the earphone antenna is affected. The test shows that the distance between the antenna and the metal wire material such as the battery and the microphone must be 3 to 4 mm. Above, it can ensure that the earphone antenna has good signal receiving capability. On the other hand, since the space of the existing Bluetooth earphone casing is limited, a micro battery is generally used, which results in a shorter time for the Bluetooth earphone battery to be maintained after being fully charged. SUMMARY OF THE INVENTION The technical problem to be solved by the present invention is to provide a Bluetooth earphone with good signal reception and large battery capacity while maintaining lightness. The object of the present invention can be achieved by adopting the following technical measures. A Bluetooth headset comprising a headphone housing, a circuit board, a battery, an antenna, a microphone and a receiver; the earphone housing comprising a main housing for mounting the circuit board, the antenna and the receiver, and for mounting the wheat a sub-housing of the wind and the battery; the circuit board is installed in the middle of the inner cavity of the main casing, the antenna and the receiver are respectively located at two sides of the circuit board; the sub-housing is from the main a long tubular body extending downwardly, the lumen of which is a battery compartment accommodating the battery, the microphone being mounted at a lower end of the sub-housing; the above is mainly for the improvement of the shape structure of the Bluetooth earphone, the purpose of which is to make The battery is moved away from the antenna and the board to improve the signal reception performance of the antenna. The shortest distance between the antenna and the battery should be greater than 4 mm. The sub-housing is made of a carbon fiber tube, and an upper end portion of the carbon fiber tube is implanted and fixed in a lumen of the main housing, a main portion of the lumen is used as a battery compartment, and a lower portion of the carbon fiber tube is used for Install the microphone. Due to the high strength and light weight of the carbon fiber tube, the above structural changes can still maintain the portability of the Bluetooth earphone. Moreover, since the entire carbon fiber lumen acts as a battery compartment, this will allow the battery to be made larger. The microphone is mounted on the lower portion of the carbon fiber tube to facilitate the user's oral sex approaching the microphone. The main casing is made of plastic, and comprises a base, a top cover and a decorative panel. One side of the base is provided with a cavity for mounting the circuit board, the antenna and the USB interface, and the other side is provided with an external thread. a side wall of the base defines a small hole for fixing the sub-housing, such that a lumen of the sub-housing is in communication with a cavity on a side of the base; the top cover and the decorative panel respectively The base is fastened, and a sponge for reducing vibration is disposed between the top cover and the decorative panel. The Bluetooth earphone of the present invention further includes an earplug, one side of the earplug is provided with a half hole for accommodating the receiver, and the hole wall of the half hole is provided with an internal thread connected to the external thread of the base, the receiver It is fixed in the interlayer between the earplug and the base. The Bluetooth earphone of the present invention includes a power switch and a volume switch mounted on an outer wall surface of the base. Compared with the prior art, the Bluetooth earphone of the present invention has the following beneficial technical effects: Since the battery is moved from the inner casing inner cavity to the sub-housing inner cavity, thereby reducing the influence of the battery on the antenna signal reception, and releasing The inner space of part of the main casing is released, so that the main casing can be thinned to be easy to attach the ear; on the other hand, since the inner cavity of the sub-casing is used as the battery compartment, the volume of the battery can be made larger, so that the battery has a larger size. The capacity increases the continuous working hours of the Bluetooth headset. BRIEF DESCRIPTION OF THE DRAWINGS The drawings are illustrated as follows:

图 1是本发明蓝牙耳机的结构示意图； 1 is a schematic structural view of a Bluetooth earphone of the present invention;

图 2是是本发明蓝牙耳机的分解示意图。具体实施方式下面结合附图对本发明作进一步的详细说明。如图 1和图 2所示，本发明的蓝牙耳机,包括耳机壳体、电路板 2、电池 3、天线 4、麦克风 5、接收器 6、耳塞 7、 USB接口板 21、 USB接口 8、光导 91、电源开关 9和音量开关 52。所述电路板 2上包括蓝牙模块、编码解码器，分别与编码解码器的模拟信号输出、输入端连接的听筒和麦克风（附图未表示），这些蓝牙耳机的电路原理图属于现有技术，不赘述。本发明主要是对耳机壳体的形状结构以及对影响蓝牙耳机信号接收的电路板 2、电池 3、天线 4、麦克风 5、接收器 6 等元器件的几何位置关系进行合理的布置。所述耳机壳体包括主壳体 1和副壳体 13; 所述主壳体 1采用塑料制作而成，包括底座 11、顶盖 12和装饰嵌板 14，所述底座 11的一侧设有安装所述电路板 2、天线 4和 USB 接口 8的凹腔，另一侧设有外螺纹；所述电源开关 9和音量开关 52安装在所述底座 11的外壁面，所述底座 11的侧壁开设一用于固定所述副壳体 13的小孔，使得所述副壳体 13的管腔与所述底座 11一侧的凹腔联通以便在所述主壳体 1和副壳体 13之间布设导线；所述顶盖 12和装饰嵌板 14分别与所述底座 11扣接。所述顶盖 12和装饰嵌板 14之间放置一减少元器件振动的海绵体 41。所述耳塞 7的一侧设置有可容纳接收器 6的半孔，该半孔的孔壁设置有与所述所述底座 11外螺纹连接的内螺纹，所述接收器 6被固定在所述耳塞 7和所述底座 11之间的夹层中。因此，所述天线 4和接收器 6分别位于所述电路板 2的两侧。所述副壳体 13为从所述主壳体 1向下延伸的长条形碳纤维管，该碳纤维管的上端部被植入所述主壳体 1的内腔并固定，其管腔的主体部分作为电池仓 121容纳圆柱性的电池 3, 所述麦克风 5及其麦克风外罩 51安装在所述碳纤维管的下端部。本发明的耳机壳体的形状结构以及安装在耳机壳体上的天线 4、电池 3、电路板 2、麦克风 5和接收器 6等元器件的布置使得所述天线 4与电池 3、麦克风 5和接收器 6等元器件之间能保持一定的距离，如天线 4与电池 3之间的最短距离保持在 4毫米以上，从而使所述天线 4的信号接收性能得到明显的改善。以上所述仅为本发明的优选实施例，并不用于限制本发明。对本领域的技术人员来说，本发明可以有各种更改和变化，凡在本发明的精神和原则之内，所作的任何修改、等同替换、改进等，均应包含在本发明的保护范围之内。 2 is an exploded perspective view of the Bluetooth headset of the present invention. DETAILED DESCRIPTION OF THE INVENTION The present invention will be further described in detail below with reference to the accompanying drawings. As shown in FIG. 1 and FIG. 2, the Bluetooth earphone of the present invention comprises a headphone casing, a circuit board 2, a battery 3, an antenna 4, a microphone 5, a receiver 6, an earplug 7, a USB interface board 21, a USB interface 8, and a light guide. 91. Power switch 9 and volume switch 52. The circuit board 2 includes a Bluetooth module, a codec, an earpiece connected to the analog signal output of the codec, an input end, and a microphone (not shown in the drawing). The circuit schematic of these Bluetooth earphones belongs to the prior art. Do not repeat them. The invention mainly arranges the shape and structure of the earphone casing and the geometric positional relationship of the components such as the circuit board 2, the battery 3, the antenna 4, the microphone 5, the receiver 6 and the like which affect the signal reception of the Bluetooth earphone. The earphone housing includes a main housing 1 and a sub-housing 13; the main housing 1 is made of plastic, and includes a base 11, a top cover 12 and a decorative panel 14. One side of the base 11 is provided. Mounting the circuit board 2, the antenna 4 and the cavity of the USB interface 8, and the other side is provided with an external thread; the power switch 9 and the volume switch 52 are mounted on the outer wall surface of the base 11, the side of the base 11 The wall defines a small hole for fixing the sub-housing 13 such that the lumen of the sub-housing 13 communicates with the cavity on the side of the base 11 so as to be in the main housing 1 and the sub-housing 13 Wires are disposed between the top cover 12 and the decorative panel 14 respectively. A sponge 41 for reducing component vibration is placed between the top cover 12 and the decorative panel 14. One side of the earplug 7 is provided with a half hole for accommodating the receiver 6, and the hole wall of the half hole is provided with The internal thread of the externally threaded connection of the base 11 is described, and the receiver 6 is fixed in the interlayer between the earplug 7 and the base 11. Therefore, the antenna 4 and the receiver 6 are respectively located on both sides of the circuit board 2. The sub-housing 13 is an elongated carbon fiber tube extending downward from the main casing 1. The upper end portion of the carbon fiber tube is implanted into the inner cavity of the main casing 1 and fixed, and the main body of the lumen A cylindrical battery 3 is partially housed as a battery compartment 121, and the microphone 5 and its microphone cover 51 are attached to the lower end portion of the carbon fiber tube. The shape structure of the earphone housing of the present invention and the arrangement of components such as the antenna 4, the battery 3, the circuit board 2, the microphone 5, and the receiver 6 mounted on the earphone housing are such that the antenna 4 and the battery 3, the microphone 5, and The components such as the receiver 6 can be kept at a certain distance, for example, the shortest distance between the antenna 4 and the battery 3 is kept at 4 mm or more, so that the signal receiving performance of the antenna 4 is remarkably improved. The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. It will be apparent to those skilled in the art that various modifications and changes can be made in the present invention. Any modifications, equivalent substitutions, improvements, etc. within the spirit and scope of the present invention are intended to be included in the scope of the present invention. Inside.

Claims

WO 2012/045226 权利要求书 PCT/CN2011/001006 WO 2012/045226 Claim PCT/CN2011/001006

1、一种蓝牙耳机，包括耳机壳体、电路板（2) 、电池（3) 、天线（4) 、麦克风（5) 和接收器（6) ；其特征在于：所述耳机壳体包括用于安装所述电路板（2) 、天线（4) 和接收器（6) 的主壳体（1) 以及用于安装麦克风（5) 和电池（3) 的副壳体（13) ；所述电路板（2) 安装在所述主壳体（1) 内腔的中间，所述天线（4)和接收器（6) 分别位于所述电路板（2) 的两侧；所述副壳体（13) 为从所述主壳体（1) 向下延伸的长条形管，其管腔为容纳所述电池（3) 的电池仓（121) ，所述麦克风（5) 安装在所述副壳体（13) 的下端部；所述天线（4) 与电池（3) 之间的最短距离大于 4毫米。 A Bluetooth headset comprising a headphone housing, a circuit board (2), a battery (3), an antenna (4), a microphone (5) and a receiver (6); wherein: the earphone housing comprises a main housing (1) for mounting the circuit board (2), the antenna (4) and the receiver (6), and a sub-housing (13) for mounting the microphone (5) and the battery (3); a circuit board (2) is installed in the middle of the inner cavity of the main casing (1), and the antenna (4) and the receiver (6) are respectively located at two sides of the circuit board (2); the sub-housing (13) an elongated tube extending downward from the main casing (1), the lumen being a battery compartment (121) accommodating the battery (3), the microphone (5) being mounted in the The lower end of the sub-housing (13); the shortest distance between the antenna (4) and the battery (3) is greater than 4 mm.

2、根据权利要求 1 所述的蓝牙耳机，其特征在于：所述副壳体（13) 采用碳纤维管制作而成，该碳纤维管的上端部植入所述主壳体（1) 的内腔并固定，其管腔的主体部分作为电池仓（121) 容纳所述电池（3) ，所述麦克风（5) 安装在所述碳纤维管的下端部。 2. The Bluetooth headset according to claim 1, wherein: the sub-housing (13) is made of a carbon fiber tube, and an upper end portion of the carbon fiber tube is implanted into a cavity of the main casing (1) And fixed, the main body portion of the lumen accommodates the battery (3) as a battery compartment (121), and the microphone (5) is mounted at a lower end portion of the carbon fiber tube.

3、根据权利要求 2 所述的蓝牙耳机，其特征在于：所述主壳体（1)采用塑料制作而成，包括底座（11)、顶盖（12) 和装饰嵌板（14)，所述底座（11) 的一侧设有安装所述电路板（2) 、天线（4) 和 USB 接口（8) 的凹腔，另一侧设有外螺纹；所述底座（11) 的侧壁开设一用于固定所述副壳体（13) 的小孔，使得所述副壳体（13) 的管腔与所述底座（11) 一侧的凹腔联通；所述顶盖（12) 和装饰嵌板（14) 分别与所述底座（11) 扣接。 3. The Bluetooth headset according to claim 2, wherein: the main casing (1) is made of plastic, and includes a base (11), a top cover (12) and a decorative panel (14). One side of the base (11) is provided with a cavity for mounting the circuit board (2), the antenna (4) and the USB interface (8), and the other side is provided with an external thread; the side wall of the base (11) Opening a small hole for fixing the sub-housing (13) such that a lumen of the sub-housing (13) communicates with a cavity on a side of the base (11); the top cover (12) And the decorative panel (14) is respectively fastened to the base (11).

4、根据权利要求 1、 2 或 3 所述的蓝牙耳机，其特征在于：还包括耳塞（7)，所述耳塞（7) 的一侧设置有可容纳接收器（6) 的半孔，该半孔的孔壁的内螺纹与所述所述底座（11) 外螺纹旋配，所述接收器（6)被固定在所述耳塞（7) 和所述底座（11) 之间的夹层中。 4. A Bluetooth headset according to claim 1, 2 or 3, further comprising an earplug (7), one side of the earplug (7) being provided with a half hole for receiving the receiver (6), The internal thread of the hole wall of the half hole is screwed with the external thread of the base (11), and the receiver (6) is fixed in the interlayer between the earplug (7) and the base (11) .

5、根据权利要求 3 所述的蓝牙耳机，其特征在于：所述顶盖（12)和装饰嵌板（14) 之间设有一减少蓝牙耳机元器件振动的海绵体（41)。 The Bluetooth earphone according to claim 3, characterized in that: a sponge body (41) for reducing vibration of the Bluetooth earphone component is disposed between the top cover (12) and the decorative panel (14).

6、根据权利要求 1、 2 或 3所述的蓝牙耳机，其特征在于：还包括安装在所述底座（11) 外壁面的电源开关（9) 和音量开关（52) 。 A Bluetooth earphone according to claim 1, 2 or 3, characterized by further comprising a power switch (9) and a volume switch (52) mounted on an outer wall surface of said base (11).