CN204090073U - Integral type bluetooth earphone audio amplifier - Google Patents

Integral type bluetooth earphone audio amplifier Download PDF

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Publication number
CN204090073U
CN204090073U CN201420426217.4U CN201420426217U CN204090073U CN 204090073 U CN204090073 U CN 204090073U CN 201420426217 U CN201420426217 U CN 201420426217U CN 204090073 U CN204090073 U CN 204090073U
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China
Prior art keywords
audio
audio amplifier
interface
earphone
draw
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Active
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CN201420426217.4U
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Chinese (zh)
Inventor
薛伟
张勇
赵磊
何军纲
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Beijing Jingdong Century Trading Co Ltd
Beijing Jingdong Shangke Information Technology Co Ltd
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Beijing Jingdong Century Trading Co Ltd
Beijing Jingdong Shangke Information Technology Co Ltd
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Priority to CN201420426217.4U priority Critical patent/CN204090073U/en
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Abstract

The utility model discloses a kind of integral type bluetooth earphone audio amplifier, comprise: audio amplifier body and bluetooth earphone, described audio amplifier body is provided with the draw-in groove holding described bluetooth earphone, described draw-in groove is provided with the audio amplifier body audio interface with the power amplifier model calling of described audio amplifier body, and the position that described bluetooth earphone contacts with described draw-in groove is provided with and coordinates and the earphone audio interface be connected with the audio-frequency module of described bluetooth earphone with described audio amplifier body audio interface.The utility model, when needs adopt audio amplifier body processing audio, by the earphone audio interface that coordinates and audio amplifier body audio interface, thus makes bluetooth earphone can share its bluetooth module to carry out audio frequency and input or output.

Description

Integral type bluetooth earphone audio amplifier
Technical field
The utility model relates to audio-frequence player device correlative technology field, particularly integral type bluetooth earphone audio amplifier.
Background technology
Bluetooth wireless transmission technology is very ripe universal, bluetooth earphone, Baffle Box of Bluetooth body be also widely used in commercial affairs, entertainment field.But the cost of bluetooth module own and certification are costly, main equipment connecting Bluetooth audio equipment is one to one, and bluetooth earphone, Baffle Box of Bluetooth body use two cover bluetooth modules in fact to there is function waste respectively.
Bluetooth earphone limit by volume, and battery capacity is very limited, may must charge less than one day service time when the air time is longer.Limited by practical.
Utility model content
Based on this, be necessary on bluetooth earphone and Baffle Box of Bluetooth body, to use two cover bluetooth modules to cause the technical problem of function waste respectively for prior art, a kind of integral type bluetooth earphone audio amplifier is provided.
A kind of integral type bluetooth earphone audio amplifier, comprise: audio amplifier body and bluetooth earphone, described audio amplifier body is provided with the draw-in groove holding described bluetooth earphone, described draw-in groove is provided with the audio amplifier body audio interface with the power amplifier model calling of described audio amplifier body, and the position that described bluetooth earphone contacts with described draw-in groove is provided with and coordinates and the earphone audio interface be connected with the audio-frequency module of described bluetooth earphone with described audio amplifier body audio interface.
Further, described bluetooth earphone comprises headset body and is arranged on the earplug at the back side of headset body, described draw-in groove is provided with the draw-in groove body fits portion coordinated with described headset body, and the draw-in groove earplug auxiliary section to coordinate with described earplug, described earphone audio interface is arranged in described headset body, and described audio amplifier body audio interface is arranged in described draw-in groove body fits portion.
Further:
Described earphone audio interface is arranged on the back side of described headset body, and the facade being close to the draw-in groove body fits portion at the back side of described headset body in described draw-in groove body fits portion arranges described audio amplifier body audio interface; Or
Described earphone audio interface is arranged on the side of described headset body, and the side being close to the draw-in groove body fits portion of the side of described headset body in described draw-in groove body fits portion arranges described audio amplifier body audio interface; Or
Described earphone audio interface is arranged on the base of described headset body, and the base being close to the draw-in groove body fits portion on the base of described headset body in described draw-in groove body fits portion arranges described audio amplifier body audio interface.
Further:
Described earphone audio interface is contact, and described audio amplifier body audio interface is contact; Or
Described earphone audio interface is plug, and described audio amplifier body audio interface is socket; Or
Described earphone audio interface is socket, and described audio amplifier body audio interface is plug; Or
Described earphone audio interface is line, and described audio amplifier body audio interface is line; Or
Described earphone audio interface is shell fragment, and described audio amplifier body audio interface is shell fragment.
Further, described earphone audio interface comprises earpiece audio output interface or earpiece audio input interface, and described audio amplifier body audio interface comprises audio amplifier body audio input interface or audio amplifier body audio output interface.
Further, described draw-in groove is provided with the audio amplifier body power output interface be connected with the output of the electric power management circuit module of described audio amplifier body, and the position that described bluetooth earphone contacts with described draw-in groove is provided with and coordinates and the earphone power input interface be connected with the power module of described bluetooth earphone with described audio amplifier body power output interface.
Further, described bluetooth earphone comprises headset body and is arranged on the earplug at the back side of headset body, described draw-in groove is provided with the draw-in groove body fits portion coordinated with described headset body, and the draw-in groove earplug auxiliary section to coordinate with described earplug, described earphone power input interface is arranged on described headset body, and described audio amplifier body power output interface is arranged on described draw-in groove body fits portion.
Further:
Described earphone power input interface is arranged on the back side of described headset body, and the facade being close to the draw-in groove body fits portion at the back side of described headset body in described draw-in groove body fits portion arranges described audio amplifier body power output interface; Or
Described earphone power input interface is arranged on the side of described headset body, and the side being close to the draw-in groove body fits portion of the side of described headset body in described draw-in groove body fits portion arranges described audio amplifier body power output interface; Or
Described earphone power input interface is arranged on the base of described headset body, and the base being close to the draw-in groove body fits portion on the base of described headset body in described draw-in groove body fits portion arranges described audio amplifier body power output interface.
Further:
Described earphone power input interface is contact, and described audio amplifier body power output interface is contact; Or
Described earphone power input interface is plug, and described audio amplifier body power output interface is socket; Or
Described earphone power input interface is socket, and described audio amplifier body power output interface is plug; Or
Described earphone power input interface is line, and described audio amplifier body power output interface is line; Or
Described earphone power input interface is shell fragment, and described audio amplifier body power output interface is shell fragment.
Further, described audio amplifier body also comprises the audio amplifier body battery with described electric power management circuit model calling, power input and external power supply input is connect in described electric power management circuit module comprises, connect power input in described to be connected with described audio amplifier body battery, described charging bluetooth earphone output is connected with described audio amplifier body power output interface.
The utility model holds the draw-in groove of bluetooth earphone by arranging at audio amplifier body, thus make bluetooth earphone integrated with audio amplifier body, simultaneously, owing to being provided with earphone audio interface and the audio amplifier body audio interface of cooperation, therefore, only need to arrange bluetooth module at bluetooth earphone, when needs adopt audio amplifier body processing audio, by the earphone audio interface that coordinates and audio amplifier body audio interface, thus make bluetooth earphone can share its bluetooth module to carry out audio frequency and input or output.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of integral type bluetooth earphone of the utility model audio amplifier;
Fig. 2 is the front view of a kind of integral type bluetooth earphone of the utility model audio amplifier example;
Fig. 3 is the front view of a bluetooth earphone example;
Fig. 4 is the bottom view of a bluetooth earphone example;
Fig. 5 is the concrete schematic diagram that audio amplifier body audio interface and earphone audio interface coordinate, and the end view of the front view and audio amplifier body that show bluetooth earphone carries out the schematic diagram coordinated;
Fig. 6 is the module diagram of the power amplifier module of audio amplifier body;
Fig. 7 is the right view of bluetooth earphone;
Fig. 8 is power management module schematic diagram.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in more detail.
Be illustrated in figure 1 the structural representation of a kind of integral type bluetooth earphone of the utility model audio amplifier, comprise: audio amplifier body 1 and bluetooth earphone 2, described audio amplifier body 1 is provided with the draw-in groove 3 holding described bluetooth earphone 2, described draw-in groove 3 is provided with the audio amplifier body audio interface 31 with the power amplifier model calling of described audio amplifier body 1, and the position that described bluetooth earphone 2 contacts with described draw-in groove 3 is provided with and coordinates and the earphone audio interface 21 be connected with the audio-frequency module of described bluetooth earphone 2 with described audio amplifier body audio interface 31.
Wherein, bluetooth earphone 2 refers to the earphone being provided with bluetooth module, and bluetooth module is connected with the audio-frequency module of bluetooth earphone 2, bluetooth module adopts Bluetooth protocol communication to communicate, and is undertaken playing or sending obtaining audio-frequency information from audio-frequency module by audio-frequency module by the audio-frequency information of reception.
The power amplifier module of audio amplifier body 1 is used for from audio amplifier body audio interface 31 audio reception, or to audio amplifier body audio interface 31 audio plays.And the audio-frequency module of bluetooth earphone 2 processes from earphone audio interface 21 audio reception, or to earphone audio interface 21 audio plays.Wherein, the bluetooth module of bluetooth earphone 2 and audio-frequency module can adopt existing mature modules, after only needing bluetooth module to be connected with audio-frequency module, the input interface of audio-frequency module or output interface are connected with earphone audio interface 21.
By coordinating of above-mentioned earphone audio interface 21 and audio amplifier body audio interface 31, make audio amplifier body 1 without the need to being equipped with bluetooth module, when needs carry out blue tooth voice input or output time, only need bluetooth earphone 2 to insert in draw-in groove 3, then the bluetooth module of bluetooth earphone 2 can be shared to audio amplifier body 1 and use.
Wherein in an embodiment, described bluetooth earphone 2 comprises headset body 22 and is arranged on the earplug 23 at headset body 22 back side, described draw-in groove 3 is provided with the draw-in groove body fits portion 32 coordinated with described headset body 22, and the draw-in groove earplug auxiliary section 33 to coordinate with described earplug 23, described earphone audio interface 21 is arranged on described headset body 23, and described audio amplifier body audio interface 31 is arranged on described draw-in groove body fits portion 33.
Wherein in an embodiment:
Described earphone audio interface 21 is arranged on the back side 221 of described headset body 22, and the facade 321 being close to the draw-in groove body fits portion 32 at the back side 221 of described headset body 22 in described draw-in groove body fits portion 32 arranges described audio amplifier body audio interface 31; Or
Described earphone audio interface 21 is arranged on the side 222 of described headset body 22, and the side 322 being close to the draw-in groove body fits portion 32 of the side 222 of described headset body 22 in described draw-in groove body fits portion 32 arranges described audio amplifier body audio interface 31; Or
Described earphone audio interface 21 is arranged on the base 223 of described headset body 22, and the base 323 being close to the draw-in groove body fits portion 32 on the base 223 of described headset body 22 in described draw-in groove body fits portion 32 arranges described audio amplifier body audio interface 31.
Wherein, only illustrate in Fig. 1 that described earphone audio interface 21 is arranged on the base 223 of described headset body 22, the base 323 being close to the draw-in groove body fits portion 32 on the base 223 of described headset body 22 in described draw-in groove body fits portion 32 is arranged the situation of described audio amplifier body audio interface 31, but, other two kinds of situations also can make audio amplifier body audio interface 31 contact with earphone audio interface 21, therefore, the object of the present embodiment can also be realized.
Wherein in an embodiment:
Described earphone audio interface 21 is contact, and described audio amplifier body audio interface 31 is contact; Or
Described earphone audio interface 21 is plug, and described audio amplifier body audio interface 31 is socket; Or
Described earphone audio interface 21 is socket, and described audio amplifier body audio interface 31 is plug; Or
Described earphone audio interface 21 is line, and described audio amplifier body audio interface 31 is line; Or
Described earphone audio interface 21 is shell fragment, and described audio amplifier body audio interface 31 is shell fragment.
The compound mode of earphone audio interface 21 and audio amplifier body audio interface 31 can be placement, insertion, absorption, draw-in groove embedding, in some cases, earphone audio interface 21 and audio amplifier body audio interface 31 are line, use connecting line that audio amplifier body 1 is connected combination with bluetooth earphone 2.
Wherein in an embodiment, described earphone audio interface 21 comprises earpiece audio output interface or earpiece audio input interface, and described audio amplifier body audio interface 31 comprises audio amplifier body audio input interface or audio amplifier body audio output interface.
Be illustrated in figure 2 the front view of a kind of integral type bluetooth earphone of the utility model audio amplifier example.Bluetooth earphone 2 and audio amplifier body 1 combine:
1, bluetooth earphone 2 inserts the draw-in groove 3 of audio amplifier body 1.
2, audio amplifier body 1 is coordinated by audio amplifier body audio interface 31 and earphone audio interface 21, realize communicating with bluetooth earphone 2, possess blue teeth wireless and connected call function, can be used as bluetooth telephone conference system to use, simultaneously, band stereophony microphone can be added on audio amplifier body 1, make call more clear.
Alternatively, audio amplifier body audio interface 31 and earphone audio interface 21 can be 6.5mm, 2.5mm interface or microUSB or other interface.
Alternatively, audio amplifier body 1 can be monophony list loudspeaker.But audio amplifier body 1 also can be stereo speaker.
Be illustrated in figure 3 the front view of a bluetooth earphone example, Figure 4 shows that the bottom view of a bluetooth earphone example.
Be illustrated in figure 5 the concrete schematic diagram of audio amplifier body audio interface 31 and earphone audio interface 21 cooperation, the end view of the front view and audio amplifier body that show bluetooth earphone carries out the schematic diagram coordinated.
Be illustrated in figure 6 the module diagram of the power amplifier module of audio amplifier body 1, power amplifier module 4 can adopt existing ripe power amplifier module, and it has stereo left channel output port 41, stereo R channel output port 42, MIC speech signal input mouth 43, Line in pattern stereo R channel input port 44, Line in pattern stereo left channel input port 45, peripheral earphone stereo R channel input port 46, the stereo R channel input port 47 of peripheral earphone and peripheral earphone MIC voice signal output port 48.
Wherein earphone audio interface 21 comprises c, d, e contact, corresponding bluetooth earphone stereo left channel output contact, the stereo R channel output contact of bluetooth earphone and bluetooth earphone MIC voice signal input contact respectively, audio amplifier body audio interface 31 then comprises C, D, E contact, respectively corresponding audio amplifier body stereo left channel output contact, the stereo R channel output contact of audio amplifier body and audio amplifier body MIC voice signal input contact.After bluetooth earphone 2 is inserted draw-in groove 3, corresponding C contact, c contact, corresponding D contact, d contact, corresponding E contact, e contact.
Wherein, C contact is connected with the stereo left channel output port 41 of power amplifier module 4, and D contact is connected with the stereo R channel output port 42 of power amplifier module 4, and E contact is connected with the MIC speech signal input mouth 43 of power amplifier module 4.
Wherein:
1, when audio amplifier body 1 is used alone, power amplifier module 4 is supported the audio interface such as 3.5mm by the form input stereo audio signal of line in access in radio and is play by audio amplifier body 1 loudspeaker.
2, when bluetooth earphone 2 and audio amplifier body 1 combine, power amplifier module 4 from the stereo left and right acoustic channels output contact of audio amplifier body (C, D contact) received audio signal, and is play by audio amplifier body 1 loudspeaker.
3, the voice audio signals that arrives of audio amplifier body 1 microphones, transfers to audio amplifier body MIC voice signal input contact (E contact) by power amplifier module 4, and then is input to the bluetooth module of bluetooth earphone 2.
By above-mentioned setting, audio amplifier body 1 is made to have possessed the function of Bluetooth stereophonic sound box body.
Wherein in an embodiment, described draw-in groove 3 is provided with the audio amplifier body power output interface 34 be connected with the output of the electric power management circuit module of described audio amplifier body 1, and the position that described bluetooth earphone 2 contacts with described draw-in groove 3 is provided with and coordinates and the earphone power input interface 24 be connected with the power module of described bluetooth earphone 2 with described audio amplifier body power output interface 34.
The power module of bluetooth earphone 2 is connected with bluetooth module, for bluetooth module is powered.By coordinating of audio amplifier body power output interface 34 and earphone power input interface 24, make bluetooth earphone 2 can obtain the Power supply of audio amplifier body 1, therefore, user then can charge to bluetooth earphone 2 after only needing that bluetooth earphone 2 is put into draw-in groove 3.The Large Copacity rechargeable battery that audio amplifier body 1 carries charges for bluetooth earphone 2 after combining, solves bluetooth earphone 2 battery capacity little, the shortcoming that stand-by time is short.
Wherein in an embodiment, described bluetooth earphone 2 comprises headset body 22 and is arranged on the earplug 23 at headset body 22 back side, described draw-in groove 3 is provided with the draw-in groove body fits portion 32 coordinated with described headset body 22, and the draw-in groove earplug auxiliary section 33 to coordinate with described earplug 23, described earphone power input interface 24 is arranged on described headset body 22, and described audio amplifier body power output interface 34 is arranged on described draw-in groove body fits portion 32.
Wherein in an embodiment:
Described earphone power input interface 24 is arranged on the back side 221 of described headset body 22, and the facade 321 being close to the draw-in groove body fits portion 32 at the back side 221 of described headset body 22 in described draw-in groove body fits portion 32 arranges described audio amplifier body power output interface 34; Or
Described earphone power input interface 24 is arranged on the side 222 of described headset body 22, and the side 322 being close to the draw-in groove body fits portion 32 of the side 222 of described headset body 22 in described draw-in groove body fits portion 32 arranges described audio amplifier body power output interface 34; Or
Described earphone power input interface 24 is arranged on the base 223 of described headset body 22, and the base 323 being close to the draw-in groove body fits portion 32 on the base 223 of described headset body 22 in described draw-in groove body fits portion 32 arranges described audio amplifier body power output interface 34.
Fig. 7 is the right view of the bluetooth earphone of an example, and the earphone power input interface 24 that the side 222 of headset body 22 is arranged is shown.
Wherein, only illustrate in Fig. 1 that described earphone power input interface 24 is arranged on the side 222 of described headset body 22, the side 322 being close to the draw-in groove body fits portion 32 of the side 222 of described headset body 22 in described draw-in groove body fits portion 32 is arranged the situation of described audio amplifier body power output interface 34, but, other two kinds of situations also can make audio amplifier body power output interface 34 contact with earphone power input interface 24, therefore, the object of the present embodiment can also be realized.
Wherein in an embodiment:
Described earphone power input interface 24 is contact, and described audio amplifier body power output interface 34 is contact; Or
Described earphone power input interface 24 is plug, and described audio amplifier body power output interface 34 is socket; Or
Described earphone power input interface 24 is socket, and described audio amplifier body power output interface 34 is plug; Or
Described earphone power input interface 24 is line, and described audio amplifier body power output interface 34 is line; Or
Described earphone power input interface 24 is shell fragment, and described audio amplifier body power output interface 34 is shell fragment.
As shown in Figure 8, wherein in an embodiment, described audio amplifier body 1 also comprises the audio amplifier body battery 6 be connected with described electric power management circuit module 5, power input, external power supply input, charging bluetooth earphone output, audio amplifier body direct power supply end is connect in described electric power management circuit module 5 comprises, connect power input in described to be connected with described audio amplifier body battery, described charging bluetooth earphone output is connected with described audio amplifier body power output interface 34.Wherein, audio amplifier body battery 6 is for powering to audio amplifier body 1 audio plays, and the external power supply input of electric power management circuit module 5 is for accessing external power supply, and audio amplifier body direct power supply end is used for directly powering to audio amplifier body 1.
Wherein:
1, audio amplifier body 1 is directly powered by external power supply by external power supply input, by electric power management circuit module 5, when can realize connecting external power supply:
When a, audio amplifier body are used alone, for audio amplifier body battery 6 charging while be that audio amplifier body 1 plays direct power supply;
When b, bluetooth earphone 2 and audio amplifier body 1 combine, for being that bluetooth earphone 2 charges while the charging of audio amplifier body battery 6;
When c, bluetooth earphone 2 combine with audio amplifier body 1, directly power for audio amplifier body 1 and bluetooth earphone use;
2, battery can be charging bluetooth earphone, also can be audio amplifier body and is used alone power supply:
When a, audio amplifier body are used alone, internal battery is that audio amplifier body is directly powered
When b, bluetooth earphone and audio amplifier body combine, battery can be charging bluetooth earphone
When c, bluetooth earphone and audio amplifier body combine, battery can be audio amplifier body and earphone uses directly power supply
Concrete selection adopts and powers to bluetooth earphone 2, audio amplifier body battery 6, or powered by audio amplifier body battery 6, or powered by external power supply, or audio amplifier body is directly powered, all existing ripe circuit realiration can be adopted to control by inner selector or single-chip microcomputer by electric power management circuit 5.
The above embodiment only have expressed several execution mode of the present utility model, and it describes comparatively concrete and detailed, but therefore can not be interpreted as the restriction to the utility model the scope of the claims.It should be pointed out that for the person of ordinary skill of the art, without departing from the concept of the premise utility, can also make some distortion and improvement, these all belong to protection range of the present utility model.Therefore, the protection range of the utility model patent should be as the criterion with claims.

Claims (10)

1. an integral type bluetooth earphone audio amplifier, it is characterized in that, comprise: audio amplifier body and bluetooth earphone, described audio amplifier body is provided with the draw-in groove holding described bluetooth earphone, described draw-in groove is provided with the audio amplifier body audio interface with the power amplifier model calling of described audio amplifier body, and the position that described bluetooth earphone contacts with described draw-in groove is provided with and coordinates and the earphone audio interface be connected with the audio-frequency module of described bluetooth earphone with described audio amplifier body audio interface.
2. integral type bluetooth earphone audio amplifier according to claim 1, it is characterized in that, described bluetooth earphone comprises headset body and is arranged on the earplug at the back side of headset body, described draw-in groove is provided with the draw-in groove body fits portion coordinated with described headset body, and the draw-in groove earplug auxiliary section to coordinate with described earplug, described earphone audio interface is arranged in described headset body, and described audio amplifier body audio interface is arranged in described draw-in groove body fits portion.
3. integral type bluetooth earphone audio amplifier according to claim 2, is characterized in that:
Described earphone audio interface is arranged on the back side of described headset body, and the facade being close to the draw-in groove body fits portion at the back side of described headset body in described draw-in groove body fits portion arranges described audio amplifier body audio interface; Or
Described earphone audio interface is arranged on the side of described headset body, and the side being close to the draw-in groove body fits portion of the side of described headset body in described draw-in groove body fits portion arranges described audio amplifier body audio interface; Or
Described earphone audio interface is arranged on the base of described headset body, and the base being close to the draw-in groove body fits portion on the base of described headset body in described draw-in groove body fits portion arranges described audio amplifier body audio interface.
4. integral type bluetooth earphone audio amplifier according to claim 1, is characterized in that:
Described earphone audio interface is contact, and described audio amplifier body audio interface is contact; Or
Described earphone audio interface is plug, and described audio amplifier body audio interface is socket; Or
Described earphone audio interface is socket, and described audio amplifier body audio interface is plug; Or
Described earphone audio interface is line, and described audio amplifier body audio interface is line; Or
Described earphone audio interface is shell fragment, and described audio amplifier body audio interface is shell fragment.
5. the integral type bluetooth earphone audio amplifier according to any one of Claims 1 to 4, it is characterized in that, described earphone audio interface comprises earpiece audio output interface or earpiece audio input interface, and described audio amplifier body audio interface comprises audio amplifier body audio input interface or audio amplifier body audio output interface.
6. integral type bluetooth earphone audio amplifier according to claim 1, it is characterized in that, described draw-in groove is provided with the audio amplifier body power output interface be connected with the output of the electric power management circuit module of described audio amplifier body, and the position that described bluetooth earphone contacts with described draw-in groove is provided with and coordinates and the earphone power input interface be connected with the power module of described bluetooth earphone with described audio amplifier body power output interface.
7. integral type bluetooth earphone audio amplifier according to claim 6, it is characterized in that, described bluetooth earphone comprises headset body and is arranged on the earplug at the back side of headset body, described draw-in groove is provided with the draw-in groove body fits portion coordinated with described headset body, and the draw-in groove earplug auxiliary section to coordinate with described earplug, described earphone power input interface is arranged on described headset body, and described audio amplifier body power output interface is arranged on described draw-in groove body fits portion.
8. integral type bluetooth earphone audio amplifier according to claim 7, is characterized in that:
Described earphone power input interface is arranged on the back side of described headset body, and the facade being close to the draw-in groove body fits portion at the back side of described headset body in described draw-in groove body fits portion arranges described audio amplifier body power output interface; Or
Described earphone power input interface is arranged on the side of described headset body, and the side being close to the draw-in groove body fits portion of the side of described headset body in described draw-in groove body fits portion arranges described audio amplifier body power output interface; Or
Described earphone power input interface is arranged on the base of described headset body, and the base being close to the draw-in groove body fits portion on the base of described headset body in described draw-in groove body fits portion arranges described audio amplifier body power output interface.
9. integral type bluetooth earphone audio amplifier according to claim 8, is characterized in that:
Described earphone power input interface is contact, and described audio amplifier body power output interface is contact; Or
Described earphone power input interface is plug, and described audio amplifier body power output interface is socket; Or
Described earphone power input interface is socket, and described audio amplifier body power output interface is plug; Or
Described earphone power input interface is line, and described audio amplifier body power output interface is line; Or
Described earphone power input interface is shell fragment, and described audio amplifier body power output interface is shell fragment.
10. the integral type bluetooth earphone audio amplifier according to any one of claim 6 ~ 9, it is characterized in that, described audio amplifier body also comprises the audio amplifier body battery with described electric power management circuit model calling, power input and external power supply input is connect in described electric power management circuit module comprises, connect power input in described to be connected with described audio amplifier body battery, described charging bluetooth earphone output is connected with described audio amplifier body power output interface.
CN201420426217.4U 2014-07-30 2014-07-30 Integral type bluetooth earphone audio amplifier Active CN204090073U (en)

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Application Number Priority Date Filing Date Title
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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105228052A (en) * 2015-10-23 2016-01-06 广西职业技术学院 A kind of portable Dust-proof computer sound equipment
WO2019090536A1 (en) * 2017-11-08 2019-05-16 深圳市沃特沃德股份有限公司 Loudspeaker box, and control method and device for audio devices to share microphone
WO2022088162A1 (en) * 2020-10-26 2022-05-05 深圳市道格拉斯科技有限公司 Portable multifunctional loudspeaker box

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105228052A (en) * 2015-10-23 2016-01-06 广西职业技术学院 A kind of portable Dust-proof computer sound equipment
WO2019090536A1 (en) * 2017-11-08 2019-05-16 深圳市沃特沃德股份有限公司 Loudspeaker box, and control method and device for audio devices to share microphone
WO2022088162A1 (en) * 2020-10-26 2022-05-05 深圳市道格拉斯科技有限公司 Portable multifunctional loudspeaker box

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