CN204090073U - Integral type bluetooth earphone audio amplifier - Google Patents

Abstract

The utility model discloses an integrated bluetooth earphone speaker, comprising: a speaker body and a bluetooth earphone; The module is connected to the audio interface of the speaker body, and the part of the bluetooth earphone that is in contact with the card slot is provided with an earphone audio interface that cooperates with the audio interface of the speaker body and is connected with the audio module of the bluetooth earphone. In the utility model, when the speaker body needs to be used to process audio, the Bluetooth earphone can share its Bluetooth module for audio input or output through the matched earphone audio interface and the audio interface of the speaker body.

Description

All-in-one bluetooth headphone speaker

technical field

The utility model relates to the related technical field of audio playback equipment, in particular to an integrated bluetooth earphone speaker.

Background technique

Bluetooth wireless transmission technology has been very mature and popular, and Bluetooth headsets and Bluetooth speakers are also widely used in business and entertainment fields. However, the cost of the Bluetooth module itself and the certification fee are relatively high. The connection between the main device and the Bluetooth audio device is one-to-one. The use of two sets of Bluetooth modules for the Bluetooth headset and the Bluetooth speaker body is actually a waste of functions.

Bluetooth earphones are limited by their size and battery capacity is very limited. In the case of a long talk time, they may have to be charged after less than a day of use. Limited utility.

Utility model content

Based on this, it is necessary to provide an integrated bluetooth earphone speaker for the technical problem of using two sets of bluetooth modules on the body of the bluetooth earphone and the bluetooth speaker respectively in the prior art, resulting in waste of functions.

An integrated bluetooth earphone speaker, comprising: a speaker body and a bluetooth earphone, the speaker body is provided with a card slot for accommodating the bluetooth earphone, and the card slot is provided with a speaker connected to the power amplifier circuit module of the speaker body Body audio interface, the part of the bluetooth earphone that is in contact with the card slot is provided with an earphone audio interface that cooperates with the audio interface of the speaker body and is connected with the audio module of the bluetooth earphone.

Further, the bluetooth earphone includes an earphone body and earplugs arranged on the back of the earphone body, the card slot is provided with a card slot body matching part matched with the earphone body, and a card slot earplug matched with the earplug part, the earphone audio interface is set on the earphone body, and the speaker body audio interface is set on the fitting part of the slot body.

further more:

The audio interface of the earphone is arranged on the back of the earphone body, and the audio interface of the speaker body is arranged on the facade of the fitting part of the card slot body that is close to the back of the earphone body in the matching part of the card slot body; or

The earphone audio interface is arranged on the side of the earphone body, and the sound box body audio interface is set on the side of the card slot body matching part close to the side of the earphone body in the card slot body matching part; or

The audio interface of the earphone is arranged on the bottom of the earphone body, and the audio interface of the speaker body is arranged on the bottom of the fitting part of the slot body close to the bottom of the earphone body.

further:

The audio interface of the earphone is a contact, and the audio interface of the speaker body is a contact; or

The audio interface of the earphone is a plug, and the audio interface of the speaker body is a socket; or

The audio interface of the earphone is a socket, and the audio interface of the speaker body is a plug; or

The audio interface of the earphone is a connection, and the audio interface of the speaker body is a connection; or

The audio interface of the earphone is a shrapnel, and the audio interface of the speaker body is a shrapnel.

Furthermore, the earphone audio interface includes an earphone audio output interface or an earphone audio input interface, and the speaker body audio interface includes a speaker body audio input interface or a speaker body audio output interface.

Further, the card slot is provided with a speaker body power output interface connected to the output end of the power management circuit module of the speaker body, and the part of the bluetooth earphone that is in contact with the card slot is provided with a The power output interface cooperates with the earphone power input interface connected to the power module of the bluetooth earphone.

Furthermore, the Bluetooth earphone includes an earphone body and an earplug arranged on the back of the earphone body, the card slot is provided with a card slot body matching part matched with the earphone body, and a card slot earplug matched with the earplug In the matching part, the earphone power input interface is arranged on the earphone body, and the speaker body power output interface is arranged on the card slot body matching part.

Further:

The earphone power input interface is arranged on the back of the earphone body, and the sound box body power output interface is set on the facade of the card slot body matching part close to the back of the earphone body in the card slot body matching part; or

The earphone power input interface is arranged on the side of the earphone body, and the power output of the speaker body is set on the side of the card slot body matching part close to the side of the earphone body. interface; or

The earphone power input interface is arranged on the bottom edge of the earphone body, and the speaker body power output is set on the bottom edge of the card slot body matching portion close to the bottom edge of the earphone body in the card slot body matching portion. interface.

Further:

The earphone power input interface is a contact, and the speaker body power output interface is a contact; or

The earphone power input interface is a plug, and the speaker body power output interface is a socket; or

The earphone power input interface is a socket, and the speaker body power output interface is a plug; or

The earphone power input interface is a connection, and the speaker body power output interface is a connection; or

The earphone power input interface is a shrapnel, and the speaker body power output interface is a shrapnel.

Further, the speaker body also includes a speaker body battery connected to the power management circuit module, the power management circuit module includes an internal power input terminal and an external power input terminal, and the internal power input terminal is connected to the The battery of the speaker body is connected, and the charging output terminal of the Bluetooth earphone is connected with the power output interface of the speaker body.

The utility model integrates the bluetooth earphone and the speaker body by setting a card slot on the speaker body to accommodate the bluetooth earphone. Module, when the speaker body needs to be used to process audio, the Bluetooth headset can share its Bluetooth module for audio input or output through the matching headphone audio interface and the audio interface of the speaker body.

Description of drawings

Fig. 1 is the structural representation of a kind of integrated bluetooth earphone speaker of the utility model;

Fig. 2 is the front view of an example of an integrated bluetooth earphone speaker of the present invention;

Fig. 3 is the front view of an example of bluetooth earphone;

Figure 4 is a bottom view of an example of a Bluetooth headset;

5 is a specific schematic diagram of the cooperation between the audio interface of the speaker body and the audio interface of the earphone, showing a schematic diagram of the cooperation between the front view of the Bluetooth headset and the side view of the speaker body;

Fig. 6 is a module schematic diagram of the power amplifier circuit module of the speaker body;

Figure 7 is a right view of the Bluetooth headset;

FIG. 8 is a schematic diagram of a power management module.

Detailed ways

Below in conjunction with accompanying drawing and specific embodiment the utility model is described in further detail.

As shown in Figure 1, it is a structural schematic diagram of an integrated bluetooth earphone speaker of the present invention, comprising: a speaker body 1 and a bluetooth earphone 2, the speaker body 1 is provided with a card slot 3 for accommodating the bluetooth earphone 2, so The card slot 3 is provided with a speaker body audio interface 31 connected to the power amplifier circuit module of the speaker body 1, and the position in contact with the card slot 3 on the Bluetooth earphone 2 is provided with an audio interface 31 that cooperates with the speaker body audio interface 31. And the earphone audio interface 21 connected with the audio module of the Bluetooth earphone 2.

Wherein, the bluetooth earphone 2 refers to the earphone provided with the bluetooth module, and the bluetooth module is connected with the audio module of the bluetooth earphone 2, and the bluetooth module adopts the bluetooth protocol communication to communicate, and the audio information received is played through the audio module or sent from The audio module obtains audio information.

The power amplifier circuit module of the speaker body 1 is used for receiving audio from the audio interface 31 of the speaker body, or playing audio to the audio interface 31 of the speaker body. The audio module of the Bluetooth earphone 2 receives audio from the earphone audio interface 21 for processing, or plays audio to the earphone audio interface 21 . Wherein, the bluetooth module and the audio module of the bluetooth earphone 2 can adopt the existing mature module, only need to connect the input interface or the output interface of the audio module with the earphone audio interface 21 after connecting the bluetooth module and the audio module.

Through the cooperation of the earphone audio interface 21 and the audio interface 31 of the speaker body, the speaker body 1 does not need to be equipped with a Bluetooth module. The Bluetooth module of the earphone 2 is shared with the speaker body 1.

In one of the embodiments, the Bluetooth earphone 2 includes an earphone body 22 and an earplug 23 arranged on the back of the earphone body 22, the card slot 3 is provided with a card slot body matching portion 32 that cooperates with the earphone body 22, and The slot earplug fitting part 33 matched with the earplug 23 , the earphone audio interface 21 is arranged on the earphone body 23 , and the speaker body audio interface 31 is arranged on the slot body fitting part 33 .

In one of these embodiments:

The earphone audio interface 21 is arranged on the back side 221 of the earphone body 22, and the card slot body matching portion 32 close to the back side 221 of the earphone body 22 is provided on the facade 321 of the slot body matching portion 32. The speaker body audio interface 31; or

The earphone audio interface 21 is arranged on the side 222 of the earphone body 22, and the side 322 of the slot body matching portion 32 of the card slot body matching portion 32 is close to the side 222 of the earphone body 22 Set the sound box body audio interface 31; or

The earphone audio interface 21 is arranged on the bottom edge 223 of the earphone body 22, on the bottom edge 323 of the slot body matching portion 32 of the card slot body matching portion 32 that is close to the bottom edge 223 of the earphone body 22 The audio interface 31 of the speaker body is set.

1 only shows that the earphone audio interface 21 is arranged on the bottom edge 223 of the earphone body 22, and the card slot body in the fitting part 32 of the card slot body is close to the bottom edge 223 of the earphone body 22. The case where the speaker body audio interface 31 is set on the bottom edge 323 of the matching portion 32, however, the other two cases can also make the speaker body audio interface 31 contact with the earphone audio interface 21, therefore, the purpose of this embodiment can also be achieved .

In one of these embodiments:

The earphone audio interface 21 is a contact, and the speaker body audio interface 31 is a contact; or

The earphone audio interface 21 is a plug, and the speaker body audio interface 31 is a socket; or

The earphone audio interface 21 is a socket, and the speaker body audio interface 31 is a plug; or

The earphone audio interface 21 is a connection, and the speaker body audio interface 31 is a connection; or

The earphone audio interface 21 is a shrapnel, and the speaker body audio interface 31 is a shrapnel.

The combination of the earphone audio interface 21 and the speaker body audio interface 31 can be placed, inserted, adsorbed, or inserted into a slot. In some cases, the earphone audio interface 21 and the speaker body audio interface 31 are connected. 1 and Bluetooth headset 2 connection combination.

In one embodiment, the earphone audio interface 21 includes an earphone audio output interface or an earphone audio input interface, and the speaker body audio interface 31 includes a speaker body audio input interface or a speaker body audio output interface.

As shown in Fig. 2, it is a front view of an example of an integrated bluetooth earphone speaker of the present invention. Combination of Bluetooth headset 2 and speaker body 1:

1. Insert the Bluetooth headset 2 into the card slot 3 of the speaker body 1.

2. The speaker body 1 communicates with the Bluetooth headset 2 through the cooperation of the speaker body audio interface 31 and the earphone audio interface 21. It has the Bluetooth wireless connection call function and can be used as a Bluetooth conference call system. With stereo microphone, make the call clearer.

Optionally, the speaker body audio interface 31 and the earphone audio interface 21 may be 6.5mm, 2.5mm interfaces or microUSB or other interfaces.

Optionally, the speaker body 1 can be a monophonic single speaker. However, the speaker body 1 can also be a stereo speaker.

FIG. 3 is a front view of an example of a Bluetooth headset, and FIG. 4 is a bottom view of an example of a Bluetooth headset.

As shown in FIG. 5 , it is a specific schematic diagram of cooperation between the audio interface 31 of the speaker body and the audio interface 21 of the earphone, and shows a schematic diagram of the cooperation between the front view of the Bluetooth earphone and the side view of the speaker body.

As shown in Figure 6, it is a module schematic diagram of the power amplifier circuit module of the speaker body 1, the power amplifier circuit module 4 can adopt an existing mature power amplifier module, which has a stereo left channel output port 41, a stereo right channel output port 42, a MIC voice Signal input port 43, Line in mode stereo right channel input port 44, Line in mode stereo left channel input port 45, external earphone stereo right channel input port 46, external earphone stereo right channel input port 47 and external earphone MIC Voice signal output port 48 .

Wherein the earphone audio interface 21 comprises c, d, e contacts, respectively corresponding to the bluetooth earphone stereo left channel output contact, the bluetooth earphone stereo right channel output contact and the bluetooth earphone MIC voice signal input contact, and the speaker body audio interface 31 includes contacts C, D and E, respectively corresponding to the stereo left channel output contact of the speaker body, the stereo right channel output contact of the speaker body and the MIC voice signal input contact of the speaker body. After the Bluetooth headset 2 is placed in the card slot 3, the c contact corresponds to the C contact, the d contact corresponds to the D contact, and the e contact corresponds to the E contact.

Wherein, the C contact will be connected with the stereo left channel output port 41 of the power amplifier circuit module 4, the D contact will be connected with the stereo right channel output port 42 of the power amplifier circuit module 4, and the E contact will be connected with the power amplifier circuit module 4. MIC voice signal input port 43 is connected.

in:

1. When the speaker body 1 is used alone, the power amplifier circuit module 4 supports 3.5mm and other audio interfaces to input stereo signals in the form of line in wired access and play through the speaker body 1 speaker.

2. When the Bluetooth headset 2 is combined with the speaker body 1, the power amplifier circuit module 4 receives audio signals from the stereo left and right channel output contacts (C, D contacts) of the speaker body, and plays through the speaker body 1 speaker.

3. The voice audio signal received by the speaker body 1 microphone can be transmitted to the speaker body MIC voice signal input contact (E contact) through the power amplifier circuit module 4, and then input to the Bluetooth module of the Bluetooth headset 2.

Through the above settings, the speaker body 1 has the function of the Bluetooth stereo speaker body.

In one of the embodiments, the card slot 3 is provided with a speaker body power output interface 34 connected to the output end of the power management circuit module of the speaker body 1, and the Bluetooth headset 2 is in contact with the card slot 3 A headphone power input interface 24 that cooperates with the power output interface 34 of the speaker body and is connected with the power module of the Bluetooth headset 2 is provided at the position.

The power supply module of the bluetooth headset 2 is connected with the bluetooth module to supply power for the bluetooth module. Through the cooperation of the speaker body power output interface 34 and the earphone power input interface 24, the Bluetooth earphone 2 can obtain the power supply of the speaker body 1. Therefore, the user only needs to put the Bluetooth earphone 2 into the card slot 3, and then the Bluetooth earphone can be used. 2 to charge. The large-capacity rechargeable battery that comes with the speaker body 1 charges the Bluetooth headset 2 after combination, which solves the shortcomings of the Bluetooth headset 2's small battery capacity and short standby time.

In one of the embodiments, the Bluetooth earphone 2 includes an earphone body 22 and an earplug 23 arranged on the back of the earphone body 22, the card slot 3 is provided with a card slot body matching portion 32 that cooperates with the earphone body 22, and The slot earplug fitting part 33 matched with the earplug 23 , the earphone power input interface 24 is arranged on the earphone body 22 , and the speaker body power output interface 34 is arranged on the slot body fitting part 32 .

In one of these embodiments:

The earphone power input interface 24 is arranged on the back side 221 of the earphone body 22, and the slot body fitting part 32 is arranged on the facade 321 of the slot body fitting part 32 close to the back side 221 of the earphone body 22. The speaker body power output interface 34; or

The earphone power input interface 24 is arranged on the side 222 of the earphone body 22, and the side 322 of the slot body matching portion 32 of the card slot body matching portion 32 is close to the side 222 of the earphone body 22 Set the power output interface 34 of the sound box body; or

The earphone power input interface 24 is arranged on the bottom edge 223 of the earphone body 22, and the bottom edge 323 of the card slot body matching portion 32 of the card slot body matching portion 32 is close to the bottom edge 223 of the earphone body 22 The speaker body power output interface 34 is set on the top.

FIG. 7 is a right side view of an example Bluetooth headset, showing the headset power input interface 24 provided on the side 222 of the headset body 22 .

1 only shows that the earphone power input interface 24 is arranged on the side 222 of the earphone body 22, and the card slot in the slot body matching part 32 is close to the side 222 of the earphone body 22. The side 322 of the body matching part 32 is provided with the situation of the speaker body power output interface 34, however, the other two cases can also make the speaker body power output interface 34 contact with the earphone power input interface 24, therefore, this can also be realized. Purpose of the example.

In one of these embodiments:

The earphone power input interface 24 is a contact, and the speaker body power output interface 34 is a contact; or

The earphone power input interface 24 is a plug, and the speaker body power output interface 34 is a socket; or

The earphone power input interface 24 is a socket, and the speaker body power output interface 34 is a plug; or

The earphone power input interface 24 is a connection, and the speaker body power output interface 34 is a connection; or

The earphone power input interface 24 is a shrapnel, and the speaker body power output interface 34 is a shrapnel.

As shown in Figure 8, in one of the embodiments, the speaker body 1 further includes a speaker body battery 6 connected to the power management circuit module 5, and the power management circuit module 5 includes an internal power input terminal, an external The power input terminal, the charging output terminal of the Bluetooth headset, the direct power supply terminal of the speaker body, the internal power supply input terminal is connected to the battery of the speaker body, and the charging output terminal of the Bluetooth headset is connected to the power output interface 34 of the speaker body. Among them, the battery 6 of the speaker body is used for powering the audio playing of the speaker body 1, the external power input terminal of the power management circuit module 5 is used for connecting an external power supply, and the direct power supply end of the speaker body is used for directly supplying power to the speaker body 1.

in:

1. The speaker body 1 can be directly powered by an external power supply through the input terminal of the external power supply. Through the power management circuit module 5, when connecting to an external power supply:

a. When the speaker body is used alone, charge the battery 6 of the speaker body and directly supply power for the speaker body 1 to play;

b. When the Bluetooth headset 2 is combined with the speaker body 1, charge the battery 6 of the speaker body and charge the Bluetooth headset 2 at the same time;

c. When the Bluetooth headset 2 is combined with the speaker body 1, it will directly supply power for the speaker body 1 and the Bluetooth headset;

2. The battery can be used to charge the Bluetooth headset, and can also be used to power the speaker itself:

a. When the speaker body is used alone, the built-in battery directly supplies power to the speaker body

b. When the Bluetooth headset is combined with the speaker body, the battery can charge the Bluetooth headset

c. When the Bluetooth headset is combined with the speaker body, the battery can directly supply power for the speaker body and the headset

Concrete selection adopts to supply power to bluetooth earphone 2, speaker body battery 6, or is powered by speaker body battery 6, or is powered by external power supply, or directly supplies power to speaker body, all can be by power management circuit 5 through internal selector Or the single-chip microcomputer adopts the existing mature circuit to realize the control.

The above-mentioned embodiments only express several implementations of the utility model, and the description thereof is relatively specific and detailed, but it should not be construed as limiting the patent scope of the utility model. It should be noted that those skilled in the art can make several modifications and improvements without departing from the concept of the present invention, and these all belong to the protection scope of the present invention. Therefore, the scope of protection of the utility model patent should be based on the appended 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.