CN206422893U - Detachable combined box - Google Patents

Abstract

The utility model discloses a detachable combined sound box, which comprises a main sound box and an auxiliary sound box. The main sound box includes: an audio receiving unit, a main processor unit and a first bluetooth unit, and the audio receiving unit receives audio output from an audio output device. signal, the main processor unit is electrically connected to the audio receiving unit, the main processor unit receives and processes the audio signal, the first Bluetooth unit is electrically connected to the main processor unit, and the first Bluetooth unit directly receives and outputs the processed audio signal Or the first Bluetooth unit receives and processes the processed audio signal to obtain the first audio signal and the second audio signal and outputs it; the sub-speaker includes a second Bluetooth unit, and the second Bluetooth unit is electrically connected to the first Bluetooth unit to receive and output The second audio signal or audio signal output by the first Bluetooth unit.

Description

Detachable combo speakers

technical field

The utility model relates to a combined sound box, in particular to a multi-mode detachable combined sound box.

Background technique

The Bluetooth speaker of the prior art has a built-in Bluetooth module, so that the Bluetooth speaker can be connected to Bluetooth playback devices such as mobile phones, tablet computers, and notebook computers through Bluetooth, thereby replacing traditional audio equipment connected by wires, and has the characteristics of convenience and speed. The existing technical points of wired, bluetooth or WiFi portable speakers mainly include four forms:

1. Mono speaker, good portability, but no sound field effect;

2. The left and right speakers are separated by stereo speakers. The left and right speakers are connected by wires, and the sound field effect is good. However, because they are connected by wires, their portability is average and they are easily affected by the use environment;

3. The left and right speakers are integrated stereo speakers, with good sound field effect and good portability, but it does not support two identical speakers to be wirelessly expanded into separate stereos;

4. The left and right speakers are integrated stereo speakers, which support two identical speakers to expand into separate stereo through wireless. The sound field effect is good, but the portability is average, especially the connection between the two speakers is cumbersome when in use.

Therefore, it has become an urgent problem to be solved to develop a detachable combined sound box that overcomes the above-mentioned defects.

Utility model content

The technical problem to be solved by the utility model is to provide a detachable combined sound box, including a main sound box and an auxiliary sound box, wherein the main sound box includes:

The audio receiving unit receives the audio signal output by the audio output device;

a main processor unit electrically connected to the audio receiving unit, the main processor unit receives and processes the audio signal;

The first bluetooth unit is electrically connected to the main processor unit, the first bluetooth unit receives and outputs the processed audio signal or the first bluetooth unit receives and processes the processed audio signal to obtain outputting the first audio signal and the second audio signal;

The secondary speakers include:

The second bluetooth unit is electrically connected to the first bluetooth unit, receives and outputs the second audio signal or the audio signal output by the first bluetooth unit.

The above-mentioned combination speaker, wherein, the first Bluetooth unit includes a first radio frequency module, the second Bluetooth unit includes a second radio frequency module, and the first Bluetooth unit and the second Bluetooth unit work through the The first radio frequency module and the second radio frequency module perform signal transmission.

The above-mentioned combined sound box, wherein, the main sound box further includes a main sound box sensor unit, the main sound box sensor unit is electrically connected to the first Bluetooth unit, and the main sound box sensor unit collects the first sound of the main sound box. location information, the sub-speaker speaker also includes a sub-speaker sensor unit, the sub-speaker sensor unit is electrically connected to the second Bluetooth unit, the sub-speaker sensor unit collects the second position information of the sub-speaker, the The first Bluetooth unit outputs the audio signal or the first audio signal and the second audio signal according to the first location information and the second location information.

The combined speaker above, wherein, the first position information includes the first combined position information and the first separated position information, the second position information includes the second combined position information and the second separated position information, and the first The bluetooth unit outputs the audio signal to the second bluetooth unit according to the first combined position information and the second combined position information, or the first bluetooth unit outputs the audio signal to the second bluetooth unit according to the first separated position information and the The second separation position information outputs the first audio signal and the second audio signal.

The above-mentioned combined sound box, wherein, in the above-mentioned combined sound box, the audio signal is a stereo audio signal, the first audio signal is a left-channel audio signal, and the second audio signal is a right-channel audio signal.

In the above-mentioned combined sound box, the audio receiving unit is a WiFi transceiver or a WiFi/Bluetooth transceiver.

The above-mentioned combined sound box, wherein, the main sound box also includes a codec and a main sound box power amplifier unit, the codec is electrically connected to the main sound box power amplifier unit through a first switch, and the codec is also electrically connected to the main sound box power amplifier unit. is electrically connected to the main processor unit, the main speaker power amplifier unit is also electrically connected to the first Bluetooth unit through a second switch, and the codec is also electrically connected to the first bluetooth unit through a third switch. The bluetooth unit, the main speaker power amplifier unit outputs the audio signal or the first audio signal.

The above combined speaker, wherein the main speaker further includes a 3.5mm interface, the 3.5mm interface is electrically connected to the first Bluetooth unit through the fourth switch, and the first Bluetooth unit is connected to the first Bluetooth unit through the 3.5mm interface The audio signal output by the audio output device is received.

In the aforementioned combined sound box, wherein the first Bluetooth unit receives the audio signal output by the audio output device through the first radio frequency module.

The above-mentioned combined sound box, wherein, when the auxiliary sound box is not working, the main processor unit controls the first switch to be closed after the audio signal output by the audio output device is sent to the audio receiving unit, so The processed audio signal output by the main processor unit is output to the main speaker power amplifier unit through the codec; or; the audio output by the audio output device is sent to the 3.5mm interface. The fourth switch is closed, the first bluetooth unit controls the second switch to be closed, the first bluetooth unit receives and outputs the audio signal to the main speaker power amplifier unit; or; the audio output device outputs After the audio signal reaches the first radio frequency module, the first bluetooth unit controls the second switch to close, and the first bluetooth unit receives and outputs the audio signal to the main speaker power amplifier unit for output.

The above-mentioned combined sound box, wherein, when the auxiliary sound box is working, after the audio signal output by the audio output device is sent to the audio receiving unit, the first Bluetooth unit controls the third switch and the The second switch is closed, the processed audio signal output by the main processor unit passes through the codec and the third switch to the first bluetooth unit sequentially, and the first bluetooth unit outputs the The audio signal or the first audio signal is output to the main speaker amplifier unit, and the first Bluetooth unit outputs the audio signal or the second audio signal to the second Bluetooth unit; or; the audio output After the audio signal output by the device reaches the 3.5mm interface, the fourth switch is closed, the first Bluetooth unit controls the second switch to be closed, and the first Bluetooth unit receives and outputs the audio signal or the The first audio signal is output to the main speaker power amplifier unit, and the first Bluetooth unit outputs the audio signal or the second audio signal to the second Bluetooth unit; or; the output of the audio output device After the audio signal is sent to the first radio frequency module, the first Bluetooth unit controls the second switch to close, and the first Bluetooth unit receives and outputs the audio signal or the first audio signal to the main speaker output by the power amplifier unit, the first bluetooth unit outputs the audio signal or the second audio signal to the second bluetooth unit.

The above combined speaker, wherein the main speaker further includes a call microphone, the first call microphone is electrically connected to the first bluetooth unit through the fifth switch, and the first bluetooth unit passes the first radio frequency The module is electrically connected to the electronic device, and the first bluetooth unit outputs the voice signal picked up by the first call microphone to the electronic device through the first radio frequency module; or; the first bluetooth unit passes through the first The radio frequency module receives the voice signal output by the electronic device, and the first bluetooth unit controls the second switch to be closed and outputs the voice signal to the main speaker power amplifier unit for output.

The above-mentioned combined speaker, wherein, the secondary speaker further includes a second call microphone, the second call microphone is connected to the second Bluetooth unit, and the second Bluetooth unit is electrically connected to the electronic device through the second radio frequency module. device, the second bluetooth unit outputs the voice signal picked up by the second call microphone to the electronic device through the second radio frequency module; or; the second bluetooth unit receives the voice signal through the second radio frequency module After the voice signal output by the electronic device, the second bluetooth unit outputs the voice signal output by the electronic device to the auxiliary speaker power amplifier unit for output.

The aforementioned combined sound box, wherein, the shell of the auxiliary sound box is equipped with a button unit, and the button unit is electrically connected to one end of the sixth switch and the seventh switch, and the other end of the sixth switch and the seventh switch One end is electrically connected to the second Bluetooth unit.

The utility model is aimed at the prior art and its effect is that: the main speaker can be carried alone or the main and auxiliary speakers can be carried in combination, so it has good portability; it supports the separation of the main and auxiliary speakers to play stereo, so the sound field effect is good, and the main and auxiliary speakers are automatically connected after starting up , no additional operation is required, so the connection is simple, and at the same time, the main and auxiliary speakers also support Bluetooth voice calls, making the detachable combined speaker of the utility model highly functional and applicable to various environments.

Description of drawings

Fig. 1 is the structure diagram of the detachable combined sound box of the utility model;

Fig. 2 is the schematic diagram of the principle that the detachable combined sound box of the utility model uses the main sound box alone;

Fig. 3 is a schematic diagram of the principle of combining the detachable combined sound box of the present invention with the main sound box.

detailed description

Hereby, the detailed content and technical description of the utility model will be further described with a preferred embodiment, but it should not be interpreted as a limitation of the implementation of the utility model.

Please refer to Fig. 1, Fig. 1 is a structural schematic diagram of the detachable combined sound box of the present invention. As shown in Figure 1, the detachable combined sound box of the present utility model comprises a main sound box 1 and a pair of sound box 2; The receiving unit 11 receives the audio output from the audio output device, the main processor unit 12 is electrically connected to the audio receiving unit 11, and the main processor unit 12 receives and processes the audio output from the audio receiving unit 11; the first Bluetooth unit 13 is electrically connected to The main processor unit 12, the first bluetooth unit 13 receives and outputs the processed audio signal or the first bluetooth unit 13 receives and processes the processed audio signal to obtain the first audio signal and the second audio signal; the auxiliary speaker 2 includes the second The bluetooth unit 21 is electrically connected to the first bluetooth unit 13, and the second bluetooth unit 21 receives and outputs the second audio signal or audio signal output by the first bluetooth unit 13; the first bluetooth unit 13 includes a first radio frequency module RF1, the second The second bluetooth unit 21 comprises the second radio frequency module RF2, the first bluetooth unit 13 and the second bluetooth unit 21 carry out signal transmission through the first radio frequency module RF1 and the second radio frequency module RF2 during work, the first radio frequency module RF1 connects the antenna 131, the second The two radio frequency modules RF2 are connected to the antenna 211, and the first radio frequency module RF1 and the second radio frequency module RF2 perform signal transmission through the antennas 131, 211; the audio signal is a stereo audio signal, the first audio signal is a left channel audio signal, and the second The audio signal is a right channel audio signal. Wherein in this embodiment, the audio receiving unit 11 is a WiFi/Bluetooth transceiver, which receives the audio signal through the antenna 111, but the utility model is not limited thereto. In other embodiments, the audio receiving unit 11 can also be a WiFi transceiver.

Further, the main speaker 1 also includes a main speaker sensor unit 14, the main speaker sensor unit 14 is electrically connected to the first Bluetooth unit 13, the main speaker sensor unit 14 collects the first position information of the main speaker 1, and the sub speaker 2 also includes a sub The speaker sensor unit 22, the sub-speaker sensor unit 22 is electrically connected to the second Bluetooth unit 21, the sub-speaker sensor unit 22 collects the second position information of the sub-speaker 2, and the first Bluetooth unit 13 according to the first position information and the second position information Output the audio signal or the second audio signal to the second Bluetooth unit 21 . Wherein, the first location information includes the first combined location information and the first separated location information, the second location information includes the second combined location information and the second separated location information, and the first Bluetooth 13 unit according to the first combined location information and the second The combined location information outputs an audio signal to the second Bluetooth unit 21 , or the first Bluetooth unit 13 outputs a second audio signal to the second Bluetooth unit 21 according to the first separated location information and the second separated location information.

Furthermore, the main speaker 1 also includes a codec 15, a main speaker power amplifier unit 16, a speaker 17, and a 3.5mm interface 18. The codec 15 is electrically connected to the main speaker power amplifier unit 16 through a first switch SW1. 15 is also electrically connected to the main processor unit 12, the main speaker power amplifier unit 15 is electrically connected to the first Bluetooth unit 13 through the second switch SW2, the main speaker power amplifier unit 15 is electrically connected to the speaker 17, and the codec 15 is also connected through the The third switch SW3 is electrically connected to the first Bluetooth unit 13; the 3.5mm interface 18 is electrically connected to the first Bluetooth unit 13 through the fourth switch SW4, and the first Bluetooth unit 13 receives the output of the audio output device through the 3.5mm interface 18 audio signal, the first Bluetooth unit 13 can also receive the audio signal output by the audio output device through the first radio frequency module RF1 and the antenna 131 . The auxiliary speaker 2 also includes an auxiliary speaker power amplifier unit 23 and a speaker 24 , and the audio signal output by the second Bluetooth unit 21 or the second audio signal is output through the power amplifier unit 23 and the speaker 24 .

Further, the main speaker 1 also includes a first call microphone 19, the first call microphone 19 is electrically connected to the first bluetooth unit 13 through the fifth switch SW5, and the first bluetooth unit 13 is electrically connected to the first radio frequency module RF1 and the antenna 131. The first bluetooth unit 13 outputs the voice signal picked up by the first call microphone 19 to the electronic device through the first radio frequency module RF1 and the antenna 131; or; the first bluetooth unit 13 receives the voice signal through the first radio frequency module RF1 and the antenna 131 For the voice signal output by the electronic device, the first Bluetooth unit 13 controls the second switch SW2 to close and output the voice signal to the main speaker amplifier unit 16 , and finally output it through the speaker 17 . The auxiliary speaker 2 also includes a second call microphone 25 and a button unit installed on the casing of the auxiliary speaker 2. The second call microphone 25 is electrically connected to the second bluetooth unit 21, and the second bluetooth unit 21 passes through the second radio frequency module. RF2 and antenna 211 are electrically connected to the electronic device, and the second Bluetooth unit 21 outputs the voice signal picked up by the second call microphone 25 to the electronic device through the second radio frequency module RF2 and antenna 211; or; the second Bluetooth unit 21 passes the second radio frequency After the module RF2 and the antenna 211 receive the voice signal output by the electronic device, the second bluetooth unit 21 outputs the voice signal output by the electronic device to the auxiliary speaker amplifier unit 23 and the speaker 24 for output; one end of the button unit is electrically connected to the sixth switch SW6 and the seventh switch SW6. One end of the switch SW7, the other end of the sixth switch SW6 and the seventh switch SW7 are electrically connected to the second bluetooth unit 21, and the user controls the button unit to make the secondary speaker switch between the call mode and the combined main speaker working mode.

Wherein, when the auxiliary sound box 2 is not working, the audio signal output by the audio output device is sent to the audio receiving unit 11, and then the main processor unit 12 controls the first switch SW1 to close, and the processed audio signal output by the main processor unit 12 is encoded and decoded. device 15, the main speaker power amplifier unit 16 to the speaker 17 output; or; the audio signal output by the audio output device to the 3.5mm interface 18 after the fourth switch is closed SW4, the first bluetooth unit 13 controls the second switch SW2 to close, the first bluetooth unit 13 Receive and output the audio signal through the main speaker power amplifier unit 16 to the speaker 17; or; after the audio signal output by the audio output device is sent to the first radio frequency module RF1, the first Bluetooth unit 13 controls the second switch SW2 to close, and the first Bluetooth unit 13 Receive and output the audio signal through the main speaker power amplifier unit 16 to the speaker 17;

Or when the sub-sound box 2 is working, after the audio signal output by the audio output device is sent to the audio receiving unit 11, the first Bluetooth unit 13 controls the third switch SW3 and the second switch SW2 to close, and the processed audio signal output by the main processor unit 12 The audio signal passes through the codec 15, the third switch SW3 to the first bluetooth unit 13 in turn, and the first bluetooth unit 13 outputs the audio signal or the first audio signal is output to the speaker 17 through the main speaker amplifier unit 16, and the first bluetooth unit 13 outputs The audio signal or the second audio signal is sent to the second Bluetooth unit 21; or; the fourth switch SW4 is closed after the audio signal output by the audio output device is sent to the 3.5mm interface 18, and the first Bluetooth unit 13 controls the second switch SW2 to be closed, and the first Bluetooth The unit 13 outputs the audio signal or the first audio signal through the main speaker power amplifier unit 16 to the speaker 17, and the first Bluetooth unit 13 outputs the audio signal or the second audio signal to the second Bluetooth unit 21; or; the audio signal output by the audio output device After reaching the first radio frequency module RF1, the first Bluetooth unit 13 controls the second switch SW2 to close, and the first Bluetooth unit 13 outputs an audio signal or the first audio signal is output to the speaker 17 through the main speaker amplifier unit 16, and the first Bluetooth unit 13 outputs audio signal or the second audio signal to the second Bluetooth unit 21.

Please refer to Fig. 2, Fig. 2 is a schematic diagram of the principle of the detachable combined sound box of the present invention using the main sound box alone. The specific work process of the detachable combined sound box of the utility model when the main sound box is used alone is illustrated in detail below in conjunction with Fig. 2 .

Single main speaker working mode:

1) Music path L11, after the audio signal passes through the antenna 111 of the main speaker 1 and the audio receiving unit 11, it is processed by the main processor unit 12, and the main processor unit 12 transmits the processed audio signal to the codec 15, and then output via the first switch SW1, the main speaker amplifier unit 16 to the speaker 17;

2) Music channel L12, the audio signal is sent to the first Bluetooth unit 13 through the 3.5mm interface 18 via the fourth switch SW4 (SW3 and SW5 are disconnected, and SW4 is closed), and the audio signal output by the first Bluetooth unit 13 is transmitted via the second switch SW2 (the second switch SW2 is closed, and the first switch SW1 is opened), the output from the main speaker power amplifier unit 16 to the speaker 17;

3) Music channel L13, after the audio signal is received by the antenna 131 and the first radio frequency module RF1, the audio signal output by the first Bluetooth unit 13 passes through the second switch SW2 (the second switch SW2 is closed, the first switch SW1 is open), the main The speaker amplifier unit 16 is output to the speaker 17.

Please refer to FIG. 3 . FIG. 3 is a schematic diagram of the principle of combining the detachable combined sound box of the present invention with the main sound box. Below in conjunction with Fig. 3, the specific working process of the detachable combined sound box of the present utility model when it is used in combination is described in detail, wherein after the main sound box is mechanically combined with the auxiliary sound box or after the main sound box is separated from the auxiliary sound box, the working mode is the same, that is, the music path The same, so only the working process during separation will be described here.

Combined main speaker working mode:

1) Music channel L21, after the audio signal passes through the antenna 111 of the main speaker 1 and the audio receiving unit 11, it is processed by the main processor unit 12, and the main processor unit 12 transmits the processed audio signal to the codec 15 for encoding The decoder 15 outputs the audio signal to the first bluetooth unit 13 through the third switch SW3 (the third switch SW3 is closed, the fourth switch SW4 and the fifth switch SW5 are open), and the first bluetooth unit 13 is based on the first combined position information and the first bluetooth unit 13. The two combined position information outputs audio signals to the second Bluetooth unit 21, the main speaker power amplifier unit 16 (the second switch SW2 is closed, the first switch SW1 is disconnected) and the speaker 17, or, the first Bluetooth unit 13 is based on the first separated position information And the second separation position information outputs the first audio signal to the main speaker power amplifier unit 16 (the second switch SW2 is closed, the first switch SW1 is disconnected) to the speaker 17 and outputs the second audio signal to the second bluetooth unit 21 and then through the auxiliary Speaker power amplifier unit 23 and speaker 24 output;

2) Music channel L22, the audio signal is sent to the first bluetooth unit 13 through the 3.5mm interface 18 via the fourth switch SW4 (SW3 and SW5 are disconnected, SW4 is closed), and the first bluetooth unit 13 is based on the first combined position information and the second Combined position information output audio signal to the second bluetooth unit 21, the main sound box amplifier unit 16 (the second switch SW2 is closed, the first switch SW1 is disconnected) and the loudspeaker 17, or, the first bluetooth unit 13 is separated according to the first position information and The second separation position information outputs the first audio signal to the main speaker power amplifier unit 16 (the second switch SW2 is closed, and the first switch SW1 is opened) to the speaker 17 output, and at the same time outputs the second audio signal to the second Bluetooth unit 21 and then passes through the sub speaker Power amplifier unit 23 and speaker 24 output;

3) Music channel L23, after the audio signal is received by the antenna 131 and the first radio frequency module RF1, the first bluetooth unit 13 outputs the audio signal to the second bluetooth unit 21 and the main speaker power amplifier according to the first combined position information and the second combined position information unit 16 (the second switch SW2 is closed, the first switch SW1 is open) and the speaker 17, or the first Bluetooth unit 13 outputs the first audio signal to the main speaker power amplifier unit 16 according to the first separation position information and the second separation position information (The second switch SW2 is closed, the first switch SW1 is open) to the speaker 17 output and output the second audio signal to the second bluetooth unit 21 and then through the sub-speaker amplifier unit 23 and the speaker 24 output.

Call working mode:

1. In the working mode of the main speaker call, the first call microphone 19 picks up the voice signal and sends it to the first Bluetooth unit 13 through the fifth switch SW5 (the third switch SW3 and the fourth switch SW4 are disconnected, and the fifth switch SW5 is closed) After the first bluetooth unit 13 processes the voice signal, it is sent to the bluetooth receiver of the electronic device through the first radio frequency module RF1 and the antenna 131; the voice signal sent by the bluetooth transmitter of the electronic device is sent through the antenna 131 and the first radio frequency module RF1 After being processed by the first Bluetooth unit 13, the processed voice signal is sent to the main speaker amplifier unit 16 and the speaker 17 for output through the second switch SW2 (the first switch SW1 is turned off and the second switch SW2 is turned on). In this embodiment, the electronic device can be a mobile phone with Bluetooth transceiver and voice functions, but the utility model is not limited thereto, and in other embodiments can also be a computer, tablet or notebook computer with Bluetooth transceiver and voice functions and other electronic devices.

2. The principle of the working mode of the sub-speaker for talking is roughly the same as that of the main speaker, so it will not be repeated here, and the differences will be explained now. When the user controls the closing of the sixth switch SW6 and the opening of the seventh switch SW7 through the key unit, the auxiliary speaker 2 enters the working mode of the combined main sound box, but when the user controls the closing of the seventh switch SW7 and the opening of the sixth switch SW6 through the key unit , the sub-speaker can enter the call working mode. At this time, when the main speaker and the sub-speaker are separated, the user can make a call through the main speaker or the sub-speaker.

In addition, it should be noted that the first bluetooth unit 13 and the second bluetooth unit 21 are TWS bluetooth main chips, but the present invention is not limited thereto.

The housings of the main speaker 1 and the sub-speaker 2 of the detachable combined sound box of the utility model are respectively provided with buckle structures, and the shell of the sub-speaker 2 is fastened to the shell of the main speaker 1 through the buckle structure, so as to realize mechanical The function of connecting the main and auxiliary speakers. Further, at least one magnet is respectively installed on the casings of the main speaker 1 and the auxiliary speaker 2 to realize the auxiliary mechanical connection of the main and auxiliary speakers, or when the main and auxiliary speakers are disassembled, the magnetic device can also be used for the user to choose to swing at will. Place the main and auxiliary speakers to better meet the needs of users. In this embodiment, the shells of the main speaker 1 and the auxiliary speaker 2 are connected by a buckle structure, but the utility model is not limited thereto. In other embodiments, a detachable connection such as a keyway structure or vacuum adsorption can also be used. way to connect.

In addition, the main speaker 1 can also include a Micro USB interface, a PMU unit and a battery unit, the Micro USB interface and the battery unit are electrically connected to the PMU unit, and the PMU unit is electrically connected to the main processor unit 12; the sub speaker 2 can also include a Micro USB interface , the PMU unit and the battery unit, the Micro USB interface and the battery unit are electrically connected to the PMU unit, and the PMU unit is electrically connected to the second Bluetooth unit 21 .

The above is only a preferred embodiment of the utility model, and is not used to limit the scope of the utility model implementation. Without departing from the spirit and essence of the utility model, those skilled in the art should be able to Various corresponding changes and deformations are made, but these corresponding changes and deformations should all belong to the protection scope of the appended claims of the present utility model.

Claims (12)

1. A detachable combined sound box, comprising a main sound box and an auxiliary sound box, characterized in that, the main sound box includes: The audio receiving unit receives the audio signal output by the audio output device; a main processor unit electrically connected to the audio receiving unit, the main processor unit receives and processes the audio signal; The first bluetooth unit is electrically connected to the main processor unit, the first bluetooth unit receives and outputs the processed audio signal or the first bluetooth unit receives and processes the processed audio signal to obtain outputting the first audio signal and the second audio signal; The main speaker sensor unit is electrically connected to the first Bluetooth unit, and the main speaker sensor unit collects the first position information of the main speaker; The secondary speakers include: a second bluetooth unit, electrically connected to the first bluetooth unit, receiving and outputting the second audio signal or the audio signal output by the first bluetooth unit; The sub-speaker sensor unit is electrically connected to the second Bluetooth unit, and the sub-speaker sensor unit collects the second position information of the sub-speaker; Wherein, the first Bluetooth unit outputs the audio signal or the first audio signal and the second audio signal according to the first position information and the second position information, and the first position information includes the first A combined location information and first separated location information, the second location information includes the second combined location information and the second separated location information, the first bluetooth unit according to the first combined location information and the second combined The position information outputs the audio signal to the second Bluetooth unit, or the first Bluetooth unit outputs the first audio signal and the second separation position information according to the first separation position information and the second separation position information Two audio signals. 2. The combined sound box according to claim 1, wherein the first bluetooth unit comprises a first radio frequency module, the second bluetooth unit comprises a second radio frequency module, the first bluetooth unit and the When the second bluetooth unit works, it transmits signals through the first radio frequency module and the second radio frequency module. 3. The combined sound box according to claim 1, wherein the audio signal is a stereo audio signal, the first audio signal is a left channel audio signal, and the second audio signal is a right channel audio signal . 4. The combined sound box according to claim 1, wherein the audio receiving unit is a WiFi transceiver or a WiFi/Bluetooth transceiver. 5. The combined sound box according to claim 2, wherein the main sound box further comprises a codec and a power amplifier unit of the main sound box, and the codec is electrically connected to the power amplifier of the main sound box through a first switch unit, the codec is also electrically connected to the main processor unit, the main speaker power amplifier unit is also electrically connected to the first Bluetooth unit through a second switch, and the codec is also electrically connected to the first Bluetooth unit through a third The switch is electrically connected to the first Bluetooth unit, and the main speaker power amplifier unit outputs the audio signal or the first audio signal. 6. The combined speaker according to claim 5, wherein the main speaker further includes a 3.5mm interface, and the 3.5mm interface is electrically connected to the first Bluetooth unit through a fourth switch, and the second A Bluetooth unit receives the audio signal output by the audio output device through the 3.5mm interface. 7. The combined sound box according to claim 6, wherein the first Bluetooth unit receives the audio signal output by the audio output device through the first radio frequency module. 8. The combined sound box according to claim 7, wherein when the auxiliary sound box is not working, the audio signal output by the audio output device is sent to the main processor unit after the audio receiving unit The first switch is controlled to be closed, and the processed audio signal output by the main processor unit is output to the main speaker power amplifier unit through the codec; or; the audio signal output by the audio output device After reaching the 3.5mm interface, the fourth switch is closed, the first Bluetooth unit controls the second switch to be closed, and the first Bluetooth unit receives and outputs the audio signal to the main speaker power amplifier unit for output; Or; after the audio signal output by the audio output device is sent to the first radio frequency module, the first Bluetooth unit controls the second switch to close, and the first Bluetooth unit receives and outputs the audio signal to the output of the power amplifier unit of the main speaker. 9. The combined sound box according to claim 7, characterized in that, when the auxiliary sound box is working, after the audio signal output by the audio output device is sent to the audio receiving unit, the first bluetooth unit controlling the third switch and the second switch to be closed, the processed audio signal output by the main processor unit sequentially passes through the codec, the third switch to the first Bluetooth unit, The first Bluetooth unit outputs the audio signal or the first audio signal to the main speaker power amplifier unit, and the first Bluetooth unit outputs the audio signal or the second audio signal to the second Bluetooth unit; or; after the audio signal output by the audio output device is sent to the 3.5mm interface, the fourth switch is closed, the first Bluetooth unit controls the second switch to be closed, and the first Bluetooth unit Receive and output the audio signal or the first audio signal to the main speaker amplifier unit for output, and the first Bluetooth unit outputs the audio signal or the second audio signal to the second Bluetooth unit; or After the audio signal output by the audio output device is sent to the first radio frequency module, the first bluetooth unit controls the second switch to close, and the first bluetooth unit receives and outputs the audio signal or the The first audio signal is output to the main speaker amplifier unit, and the first Bluetooth unit outputs the audio signal or the second audio signal to the second Bluetooth unit. 10. The combined sound box according to claim 5, wherein the main sound box further comprises a first call microphone, and the first call microphone is electrically connected to the first Bluetooth unit through a fifth switch, so The first Bluetooth unit is electrically connected to the electronic device through the first radio frequency module, and the first Bluetooth unit outputs the voice signal picked up by the first call microphone to the electronic device through the first radio frequency module; or; The first bluetooth unit receives the voice signal output by the electronic device through the first radio frequency module, the first bluetooth unit controls the second switch to close and outputs the voice signal to the main speaker power amplifier unit for output . 11. The combined speaker according to claim 10, wherein the secondary speaker further comprises a second call microphone, the second call microphone is connected to the second bluetooth unit, and the second bluetooth unit passes the The second radio frequency module is electrically connected to the electronic device, and the second bluetooth unit outputs the voice signal picked up by the second call microphone to the electronic device through the second radio frequency module; or; the second bluetooth unit through the second radio frequency module After the second radio frequency module receives the voice signal output by the electronic device, the second bluetooth unit outputs the voice signal output by the electronic device to the auxiliary speaker power amplifier unit for output. 12. The combined sound box according to claim 11, wherein a key unit is installed on the shell of the auxiliary sound box, and the key unit is electrically connected to one end of the sixth switch and the seventh switch, and the sixth The switch and the other end of the seventh switch are electrically connected to the second Bluetooth unit.