CN205812361U - A kind of multifunctional sound box - Google Patents
A kind of multifunctional sound box Download PDFInfo
- Publication number
- CN205812361U CN205812361U CN201620797377.9U CN201620797377U CN205812361U CN 205812361 U CN205812361 U CN 205812361U CN 201620797377 U CN201620797377 U CN 201620797377U CN 205812361 U CN205812361 U CN 205812361U
- Authority
- CN
- China
- Prior art keywords
- bluetooth module
- module
- sound box
- circuit
- input
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/20—Arrangements for obtaining desired frequency or directional characteristics
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
Abstract
The utility model discloses a kind of multifunctional sound box, belonging to stereo set technical field, the multi-functional control including power module, bluetooth module, control bluetooth module duty switchs, realizes power amplifier module and the outer signal input interface of direct wired communication external audio frequency signal that audio frequency is play；The input of described bluetooth module is also associated with multi-functional control switch, and the input of described power amplifier module is also associated with outfan and the outer signal input interface of bluetooth module；Being provided with control bluetooth module in described bluetooth module and be in the mute circuit of mute state, described mute circuit is connected with outer signal input interface, and when outer signal input interface accesses external audio frequency signal, mute circuit connects.Audio amplifier of the present utility model not only has Bluetooth function, moreover it is possible to be directly accessed external wire signal, mutually switches use, relative to general audio amplifier more practicality between Bluetooth function and common power amplifier function.
Description
Technical field
This utility model belongs to stereo set technical field, is specifically related to a kind of multifunctional sound box.
Background technology
Audio amplifier, as the amusement article of people's daily life, has been deep into huge numbers of families, is widely used.Cross
Removing traditional audio amplifier is all to be typically wire connected to audio frequency apparatus, and such audio amplifier just can only be put into certain position and cannot be along with user
Like arbitrarily putting, owing to wired connection taked by audio amplifier, be susceptible to broken string, if needing to change installation site, it is also possible to have
Connecting line or device damage；Along with sustainable development and the continuous progress of technology of society, the performance of modern audio amplifier has had the biggest
Raising, in recent years, You Duo company is proposed the audio amplifier of band Bluetooth transmission function, can not be by connecting line or transmission line
Limiting, it is flexible, convenient to use.But, current audio amplifier or be the power amplification sound box with connecting line, or be that there is indigo plant
The wireless sound box of tooth function, and Baffle Box of Bluetooth is except radio play, does not possess other performances, and function is the most single, it is impossible to full
Foot user's multiple demands.
Utility model content
In order to solve the problems referred to above, this utility model provides one can cut between Bluetooth communication and external wire signal
Change the multifunctional sound box of use.
A kind of multifunctional sound box, including power module, bluetooth module, the multi-functional control of control bluetooth module duty
Switch, the power amplifier module realizing audio frequency broadcasting and the outer signal input interface of direct wired communication external audio frequency signal；
Described power module input with bluetooth module and power amplifier module respectively is connected；The input of described bluetooth module
Being also associated with multi-functional control switch, the input of described power amplifier module is also associated with outfan and the outer signal of bluetooth module
Input interface；
Being provided with control bluetooth module in described bluetooth module and be in the mute circuit of mute state, described mute circuit is with outer
Connecing signal input interface to connect, when outer signal input interface accesses external audio frequency signal, mute circuit connects；When external letter
When number input interface does not accesses external audio frequency signal, mute circuit disconnects.
Wherein, described power module includes that D/C power interface, polymer battery and control polymer battery charge and adjust
The battery charging management circuit of whole charging current,
Described D/C power interface is connected with battery charging management circuit；
The input of described polymer battery is connected with battery charging management circuit, the outfan of polymer battery and bluetooth
The input of module connects.
Wherein, described battery charging management circuit is also associated with indicating the charging indicator light of polymer battery charged state.
Wherein, described power amplifier module includes power amplifier and speaker, the input of described power amplifier respectively with
Bluetooth module, the polymer battery of power module connect, and the outfan of power amplifier is connected with speaker.
Wherein, described bluetooth module includes that main control chip, wave filter and antenna, described wave filter are connected with main control chip,
Antenna is connected with wave filter, and the duty of described main control chip is by multi-functional control on-off control.
Wherein, described bluetooth module also includes that reduction voltage circuit, described reduction voltage circuit input are connected with polymer battery, fall
The outfan of volt circuit is connected with main control chip.
Wherein, described bluetooth module also includes preamplifier, and the input of preamplifier, outfan divide
It is not connected with main control chip, power amplifier.
Wherein, described bluetooth module is also associated with controlling the control electricity of the most bent switching and regulation player volume
Road, described control circuit is connected with main control chip.
Wherein, the main control chip of described bluetooth module is also associated with picking up the MIC interface of call voice, MIC interface and master
It is additionally provided with echo between control chip and processes circuit.
Wherein, the main control chip of described bluetooth module is also associated with showing the LED indicating circuit of Bluetooth function duty.
The beneficial effects of the utility model are:
Audio amplifier of the present utility model not only has Bluetooth function, moreover it is possible to be directly accessed external wire signal, at Bluetooth function
And mutually switch use, relative to general audio amplifier more practicality between common power amplifier function.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Description of reference numerals is as follows:
10 power modules；11 battery charging management circuits；
12 polymer batteries；13 charging indicator lights；
14 D/C power interfaces；20 bluetooth modules；
21 main control chips；22 wave filter；
23 antennas；24 reduction voltage circuits；
25 preamplifiers；26 echoes process circuit；
30 power amplifier modules；31 speakers；
32 power amplifiers；40 multi-functional control switches；
41 control circuits；42 LED indicating circuits；
43 MIC interfaces；44 outer signal input interfaces.
Detailed description of the invention
In order to make the purpose of utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples,
This utility model is further elaborated.
See Fig. 1, a kind of multifunctional sound box, including power module 10, bluetooth module 20, control bluetooth module 20 and work shape
The multi-functional control switch 40 of state, the power amplifier module 30 realizing audio frequency broadcasting and direct wired communication external audio frequency signal
Outer signal input interface 44；
Described power module 10 input with bluetooth module 20 and power amplifier module 30 respectively is connected；Described bluetooth module 20
Input be also associated with multi-functional control switch 40, the input of described power amplifier module 30 is also associated with the defeated of bluetooth module 20
Go out end and outer signal input interface 44；
It is provided with control bluetooth module 20 in described bluetooth module 20 and is in the mute circuit of mute state, described mute circuit
Being connected with outer signal input interface 44, outer signal input interface 44 uses standard 3.5 band to control the socket of pin, when external
When signal input interface 44 accesses external audio frequency signal, mute circuit connects；When outer signal input interface 44 does not accesses external
During audio signal, mute circuit disconnects.
Audio amplifier of the present utility model not only has Bluetooth function, moreover it is possible to be directly accessed external wire signal, at Bluetooth function
And mutually switch use, relative to general audio amplifier more practicality between common power amplifier function.
Wherein, described power module 10 includes D/C power interface 14, polymer battery 12 and controls polymer battery 12
Charge and adjust the battery charging management circuit 11 of charging current,
Described D/C power interface 14 is connected with battery charging management circuit 11；D/C power interface 14 can connect computer USB or
The DC-5V of other equipment of person output；
The input of described polymer battery 12 is connected with battery charging management circuit 11, the outfan of polymer battery 12
It is connected with the input of bluetooth module 20；The charging current of polymer battery 12 can be adjusted by battery charging management circuit 11
And to its constant-current charge；The capacity of polymer battery 12 is 720MA, and moment exports up to 1800MA electric current.
Wherein, described battery charging management circuit 11 is also associated with indicating the charging instruction of polymer battery 12 charged state
Lamp 13.When polymer battery 12 is charged by external power supply, charging indicator light 13 is bright, and when battery is full of, charging indicator light 13 goes out.
Wherein, described power amplifier module 30 includes power amplifier 32 and speaker 31, the input of described power amplifier 32
End polymer battery 12 with bluetooth module 20, power module 10 respectively is connected, the outfan of power amplifier 32 and speaker
31 connect；Use the LM4871 power amplifier of current popular, the sound effect of output high-quality.
Wherein, described bluetooth module 20 includes main control chip 21, wave filter 22 and antenna 23, described wave filter 22 and master control
Chip 21 connects, and antenna 23 is connected with wave filter 22, and the duty of described main control chip 21 is by multi-functional control switch 40 control
System.
Wherein, described bluetooth module 20 also includes reduction voltage circuit 24, described reduction voltage circuit 24 input and polymer battery
12 connect, and the outfan of reduction voltage circuit 24 is connected with main control chip 21.
Wherein, described bluetooth module 20 also includes preamplifier 25, the input of preamplifier 25, defeated
Go out end to be connected with main control chip 21, power amplifier 32 respectively.
Wherein, described bluetooth module 20 is also associated with controlling the control electricity of the most bent switching and regulation player volume
Road 41, described control circuit 41 is connected with main control chip 21.
Wherein, the main control chip 21 of described bluetooth module 20 is also associated with picking up the MIC interface 43 of call voice, and MIC connects
It is additionally provided with echo between mouth 43 and main control chip 21 and processes circuit 26.
Wherein, the main control chip 21 of described bluetooth module 20 is also associated with showing the LED instruction of Bluetooth function duty
Circuit 42.
Bluetooth module 20 is conversed principle: long open start to code function by multi-functional control switch 40, and now LED is mutual
Flicker, uses bluetooth cellular phone to carry out with the machine code pairing and is connected, when, after the machine input password, code is become by bluetooth cellular phone with audio amplifier
Merit realizes intercommunication, now available handsets player plays music or dial phone, it is achieved the machine separates use with mobile phone.
After for the first time to code success, connection afterwards then need not carry out code again, is automatically obtained communication connection, reduces
To the code time, more convenient.
During playing music, control circuit 41 can control mobile phone song or volume up and down.
As dialed phone or having phone to call in, by a multi-functional control switch 40, produce an answer signal to hands
Machine, opens microphone function simultaneously, can converse；Switch 40 by a multi-functional control again when terminating call, return non-
Answer signal, simultaneously closes off microphone function.
Above content is only preferred embodiment of the present utility model, for those of ordinary skill in the art, according to this reality
By novel thought, the most all will change, this specification content should not be construed as
To restriction of the present utility model.
Claims (10)
1. a multifunctional sound box, it is characterised in that: include power module, bluetooth module, control bluetooth module duty
Multi-functional control switch, the power amplifier module realizing audio frequency broadcasting and the outer signal of direct wired communication external audio frequency signal
Input interface；
Described power module input with bluetooth module and power amplifier module respectively is connected；The input of described bluetooth module also connects
Being connected to multi-functional control switch, the input of described power amplifier module is also associated with outfan and the outer signal input of bluetooth module
Interface；
It is provided with control bluetooth module in described bluetooth module and is in the mute circuit of mute state, described mute circuit and external letter
Number input interface connects, and when outer signal input interface accesses external audio frequency signal, mute circuit connects；When outer signal is defeated
When incoming interface does not accesses external audio frequency signal, mute circuit disconnects.
A kind of multifunctional sound box the most according to claim 1, it is characterised in that: described power module includes that D/C power connects
Mouth, polymer battery and control polymer battery charge and adjust the battery charging management circuit of charging current,
Described D/C power interface is connected with battery charging management circuit；
The input of described polymer battery is connected with battery charging management circuit, the outfan of polymer battery and bluetooth module
Input connect.
A kind of multifunctional sound box the most according to claim 2, it is characterised in that: described battery charging management circuit is also connected with
There is the charging indicator light of instruction polymer battery charged state.
A kind of multifunctional sound box the most according to claim 2, it is characterised in that: described power amplifier module includes power amplifier
And speaker, the input of described power amplifier polymer battery with bluetooth module, power module respectively is connected, and power is put
The outfan of big device is connected with speaker.
A kind of multifunctional sound box the most according to claim 4, it is characterised in that: described bluetooth module include main control chip,
Wave filter and antenna, described wave filter is connected with main control chip, and antenna is connected with wave filter, the duty of described main control chip
By multi-functional control on-off control.
A kind of multifunctional sound box the most according to claim 5, it is characterised in that: described bluetooth module also includes blood pressure lowering electricity
Road, described reduction voltage circuit input is connected with polymer battery, and the outfan of reduction voltage circuit is connected with main control chip.
A kind of multifunctional sound box the most according to claim 6, it is characterised in that: described bluetooth module also includes prefix operation
Amplifier, the input of preamplifier, outfan are connected with main control chip, power amplifier respectively.
A kind of multifunctional sound box the most according to claim 7, it is characterised in that: described bluetooth module is also associated with in control
Lower bent switching and the control circuit of regulation player volume, described control circuit is connected with main control chip.
A kind of multifunctional sound box the most according to claim 8, it is characterised in that: the main control chip of described bluetooth module also connects
It is connected to pick up the MIC interface of call voice, is additionally provided with echo between MIC interface and main control chip and processes circuit.
A kind of multifunctional sound box the most according to claim 9, it is characterised in that: the main control chip of described bluetooth module is also
Connect the LED indicating circuit having display Bluetooth function duty.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620797377.9U CN205812361U (en) | 2016-07-27 | 2016-07-27 | A kind of multifunctional sound box |
| PCT/CN2016/099992 WO2018018738A1 (en) | 2016-07-27 | 2016-09-24 | Multifunctional loudspeaker |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620797377.9U CN205812361U (en) | 2016-07-27 | 2016-07-27 | A kind of multifunctional sound box |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205812361U true CN205812361U (en) | 2016-12-14 |
Family
ID=57507547
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620797377.9U Expired - Fee Related CN205812361U (en) | 2016-07-27 | 2016-07-27 | A kind of multifunctional sound box |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN205812361U (en) |
| WO (1) | WO2018018738A1 (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106792334A (en) * | 2016-12-23 | 2017-05-31 | 深圳市火乐科技发展有限公司 | A kind of display device and its control method with Baffle Box of Bluetooth |
| CN106851480A (en) * | 2017-02-15 | 2017-06-13 | 广州飞达音响股份有限公司 | Baffle Box of Bluetooth |
| CN109362012A (en) * | 2018-12-11 | 2019-02-19 | 深圳创维数字技术有限公司 | Wire and wireless signal transmits conversion method, loudspeaker and storage medium |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104066033A (en) * | 2014-06-30 | 2014-09-24 | 宁波翼动通讯科技有限公司 | Bluetooth sound box system and using method thereof |
| KR101625900B1 (en) * | 2014-11-03 | 2016-05-31 | 윤지영 | Smart Audio apparatus based on IoT |
| CN205123974U (en) * | 2015-11-16 | 2016-03-30 | 祁红勇 | Multifunctional bluetooth sound box |
| CN205051856U (en) * | 2015-12-28 | 2016-02-24 | 江西日增科技有限公司 | High performance high -fidelity multimedia sound box |
-
2016
- 2016-07-27 CN CN201620797377.9U patent/CN205812361U/en not_active Expired - Fee Related
- 2016-09-24 WO PCT/CN2016/099992 patent/WO2018018738A1/en active Application Filing
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106792334A (en) * | 2016-12-23 | 2017-05-31 | 深圳市火乐科技发展有限公司 | A kind of display device and its control method with Baffle Box of Bluetooth |
| CN106851480A (en) * | 2017-02-15 | 2017-06-13 | 广州飞达音响股份有限公司 | Baffle Box of Bluetooth |
| WO2018149088A1 (en) * | 2017-02-15 | 2018-08-23 | 广州飞达音响股份有限公司 | Bluetooth sound box |
| CN109362012A (en) * | 2018-12-11 | 2019-02-19 | 深圳创维数字技术有限公司 | Wire and wireless signal transmits conversion method, loudspeaker and storage medium |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2018018738A1 (en) | 2018-02-01 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CB03 | Change of inventor or designer information |
Inventor after: Yang Yanchun Inventor before: The inventor has waived the right to be mentioned |
|
| CB03 | Change of inventor or designer information | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20171027 Address after: 519031 Guangdong city of Zhuhai province Hengqin Baohua Road No. 6, room 105, -32893 (central office) Patentee after: Zhuhai same Sheng Technology Co., Ltd. Address before: 510535 Guangdong province Guangzhou Science City Economic and Technological Development Zone Ruihe Kaitai Avenue intersection Citygate Vanke A15 building 2804 Patentee before: Li Shuangjie |
|
| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161214 Termination date: 20180727 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |