CN207638848U - It is a kind of can wireless charging Bluetooth audio device - Google Patents
It is a kind of can wireless charging Bluetooth audio device Download PDFInfo
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- CN207638848U CN207638848U CN201720747291.XU CN201720747291U CN207638848U CN 207638848 U CN207638848 U CN 207638848U CN 201720747291 U CN201720747291 U CN 201720747291U CN 207638848 U CN207638848 U CN 207638848U
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Abstract
The utility model discloses it is a kind of can wireless charging Bluetooth audio device, including microprocessor, bluetooth module, memory, audio processing modules, loud speaker, remote control reception module, power module and wireless charging module, the microprocessor is connected with bluetooth module and memory respectively, the wireless charging module is connect with power module, the output end of the power module and the power input of microprocessor connect, the output end of the remote control reception module and the input terminal of microprocessor connect, the output end of the microprocessor is connected by audio processing modules with the input terminal of loud speaker.The utility model makes stereo set while playing music by wireless charging module, wireless charging can be carried out to stereo set, so that the function of sound equipment is expanded, and remove the risk of circuit cumbersome in traditional charging modes and electric shock from, greatly improves safety.The utility model can be widely applied in stereo set.
Description
Technical field
The utility model is related to a kind of stereo set more particularly to it is a kind of can wireless charging Bluetooth audio device.
Background technology
Stereo set is widely used in various places.Traditional sound equipment and CD is connected between computer by tone frequency channel wire, is passed through
Power cord is powered to the circuit of sound equipment.As the epoch improve, in the pursuit to convenience, there is the hair of some wireless acoustics
It is bright, by integrated wireless transceiver module (can be bluetooth, wifi etc. technologies) between playback equipment and sound equipment, with wireless side
Formula transmits audio signal.Simultaneously in order to solve the problems, such as power cord, also occur using battery powered acoustic product.But this
Sample can then there is a problem of needing to be replaced frequently battery or artificially charge to it this reciprocal cumbersome, not meet wanting for modern
It asks.
Utility model content
In order to solve the above-mentioned technical problem, the purpose of this utility model is to provide a kind of simple in structure, and can wireless charging
Bluetooth audio device.
Technical solution adopted in the utility model is：
It is a kind of can wireless charging Bluetooth audio device, including microprocessor, bluetooth module, memory, audio processing modules, raise
Sound device, remote control reception module, power module and wireless charging module, the microprocessor respectively with bluetooth module and memory phase
Connection, the wireless charging module are connect with power module, the output end of the power module and the power input of microprocessor
End connection, the output end of the remote control reception module and the input terminal of microprocessor connect, and the output end of the microprocessor is logical
It crosses audio processing modules and then is connected with the input terminal of loud speaker.
The wireless charging module includes control chip, charge management module as a further improvement of the utility model,
And wireless charging receiver, the output end of the wireless charging receiver and the input terminal of charge management module connect, described to fill
Electric management module is connected with control chip and power module respectively.
The audio processing modules include multimedia audio decoder module and go as a further improvement of the utility model,
Make an uproar amplifying circuit, the output end of the microprocessor pass sequentially through multimedia audio decoder module and denoising amplifying circuit so that with
The input terminal of loud speaker connects.
The denoising amplifying circuit includes first resistor, second resistance, third as a further improvement of the utility model,
Resistance, the first capacitance, the second capacitance, third capacitance, the 4th capacitance and operational amplifier, the multimedia audio decoder module
Output end is connected to ground by first resistor, the output end of the multimedia audio decoder module by the first capacitance with fortune
The in-phase input end connection of amplifier is calculated, the inverting input of the operational amplifier is connected to ground by second resistance, described
The inverting input of operational amplifier is connect by 3rd resistor with the output end of operational amplifier, the operational amplifier
Output end be connected to ground by the 4th capacitance, the input terminal of the output end of the operational amplifier and loud speaker connects, described
The power positive end of operational amplifier is connect with power end, and the power positive end of the operational amplifier passes through third capacitance and ground
Connection, the power cathode end of the operational amplifier is connected to ground by the second capacitance.
The remote control reception module includes remote control signal receiver circuit and remote control as a further improvement of the utility model,
The output end of signal decoder module, the remote control signal receiver circuit is connected to microprocessor by remote signal decoder module
The input terminal of device.
The remote control signal receiver circuit includes remote control reception head, the 5th electricity as a further improvement of the utility model,
Appearance, the 6th capacitance, the 7th capacitance, the 4th resistance, the 5th resistance, the 6th resistance, the 7th resistance and the 8th resistance, the remote control connect
The output end for receiving head is connected to the first end of the 6th resistance, and the second end of the 6th resistance is connected to power supply by the 5th resistance
End, the second end of the 6th resistance are connected to the first end of the 8th resistance by the 7th resistance, and the first of the 8th resistance
End is connected to ground by the 7th capacitance, and the second end of the 8th resistance is connected to the input terminal of remote signal decoder module, institute
The power end for stating remote control reception head is connected to power end by the 4th resistance, and the power end of the remote control reception head passes through the 5th electricity
Appearance is connected to ground, and the power end of the remote control reception head is connected to ground by the 6th capacitance.
The microprocessor is also associated with touch screen as a further improvement of the utility model,.
The microprocessor is also associated with interface module as a further improvement of the utility model,.
The utility model has the beneficial effects that：
The utility model it is a kind of can wireless charging Bluetooth audio device by wireless charging module make stereo set play sound
While happy, wireless charging can be carried out to stereo set, so that the function of sound equipment is expanded, and remove traditional charging modes from
In cumbersome circuit and electric shock risk, greatly improve safety.
Description of the drawings
Specific embodiment of the present utility model is described further below in conjunction with the accompanying drawings：
Fig. 1 be the utility model it is a kind of can wireless charging Bluetooth audio device functional-block diagram；
Fig. 2 be the utility model it is a kind of can in the Bluetooth audio device of wireless charging denoising amplifying circuit circuit diagram；
Fig. 3 be the utility model it is a kind of can in the Bluetooth audio device of wireless charging remote control signal receiver circuit circuit theory
Figure.
Specific implementation mode
With reference to figure 1, the utility model it is a kind of can wireless charging Bluetooth audio device, including microprocessor, bluetooth module, storage
Device, audio processing modules, loud speaker, remote control reception module, power module and wireless charging module, the microprocessor respectively with
Bluetooth module is connected with memory, and the wireless charging module is connect with power module, the output end of the power module with
The power input of microprocessor connects, and the output end of the remote control reception module and the input terminal of microprocessor connect, described
The output end of microprocessor is connected by audio processing modules with the input terminal of loud speaker.The utility model can be by distant
The control that receiving module receives remote controler is controlled, and audio data is transmitted by bluetooth module and works as needs to carry out audio broadcasting
When charging, wireless charging can be carried out to power module by wireless charging module.
Be further used as preferred embodiment, the wireless charging module include control chip, charge management module and
Wireless charging receiver, the output end of the wireless charging receiver and the input terminal of charge management module connect, the charging
Management module is connected with control chip and power module respectively.When stereo set is put into wireless charging device neighbouring position,
Charge protocol can be linked up with wireless charging device by controlling chip, be started to charge up, while detecting charging electricity by charge management module
Stream, and control charging current full of when shutdown charging.
It is further used as preferred embodiment, the audio processing modules include multimedia audio decoder module and denoising
Amplifying circuit, the output end of the microprocessor pass sequentially through multimedia audio decoder module and denoising amplifying circuit so that with raise
The input terminal of sound device connects.
With reference to figure 2, it is further used as preferred embodiment, the denoising amplifying circuit includes first resistor R1, second
Resistance R2,3rd resistor R3, the first capacitance C1, the second capacitance C2, third capacitance C3, the 4th capacitance C4 and operational amplifier A, institute
The output end for stating multimedia audio decoder module is connected to ground by first resistor R1, the multimedia audio decoder module it is defeated
Outlet is connect by the first capacitance C1 with the in-phase input end of operational amplifier A, the anti-phase input of the operational amplifier A
End is connected to ground by second resistance R2, and the inverting input of the operational amplifier A is by 3rd resistor R3 and operation
The output end of amplifier A connects, and the output end of the operational amplifier A is connected to ground by the 4th capacitance C4, and the operation is put
The output end of big device A and the input terminal of loud speaker connect, and the power positive end of the operational amplifier A is connect with power end, institute
The power positive end for stating operational amplifier A is connected to ground by third capacitance C3, and the power cathode end of the operational amplifier A is logical
The second capacitance C2 is crossed to be connected to ground.The denoising amplifying circuit makes the audio signal of input respectively through first resistor R1, second
Resistance R2, the first capacitance C1, the 4th capacitance C4 and operational amplifier A are amplified and are exported after filtering out noise.The 3rd resistor R3
It is connected between the output end of operational amplifier A and inverting input so that the resistance of denoising amplifying circuit is more stablized.This reality
Apply the second capacitance C2 in example, third capacitance C3 is decoupling capacitance.It is to prevent front and back circuit network size of current from changing that it, which is acted on,
When, the rush of current formed in power supply circuit has an impact the normal work of network.Decoupling capacitance can effectively disappear
Except the parasitic couplings between circuit network.Value is usually 47~200 μ F, and when decoupling pressure difference is bigger, the value of capacitance should be bigger.
It is further used as preferred embodiment, the remote control reception module includes that remote control signal receiver circuit and remote control are believed
Number decoder module, the output end of the remote control signal receiver circuit are connected to microprocessor by remote signal decoder module
Input terminal.
With reference to figure 3, it is further used as preferred embodiment, the remote control signal receiver circuit includes remote control reception head
RE, the 5th capacitance C5, the 6th capacitance C6, the 7th capacitance C7, the 4th resistance R4, the 5th resistance R5, the 6th resistance R6, the 7th resistance
The output end of R7 and the 8th resistance R8, the remote control reception head RE are connected to the first end of the 6th resistance R6, the 6th resistance
The second end of R6 is connected to power end by the 5th resistance R5, and the second end of the 6th resistance R6 passes through the 7th resistance R7 connections
To the first end of the 8th resistance R8, the first end of the 8th resistance R8 is connected to ground by the 7th capacitance C7, the 8th electricity
The second end of resistance R8 is connected to the input terminal of remote signal decoder module, and the power end of the remote control reception head RE passes through the 4th electricity
Resistance R4 is connected to power end, and the power end of the remote control reception head RE is connected to ground by the 5th capacitance C5, the remote control reception
The power end of head RE is connected to ground by the 6th capacitance C6.In the present embodiment remote control reception head RE receive remote controler send out it is distant
After control receives signal, remote control signal reception reaches microprocessor by the processing of each capacitance resistance.
It is further used as preferred embodiment, the microprocessor is also associated with touch screen.
It is further used as preferred embodiment, the microprocessor is also associated with interface module.In the present embodiment,
The interface module includes TYPE-C interface circuits and usb circuit.
It is to be illustrated to the preferable implementation of the utility model, but the utility model creation is not limited to institute above
State embodiment, those skilled in the art can also make various etc. without departing from the spirit of the present invention
It with deformation or replaces, these equivalent deformations or replacement are all contained in the application claim limited range.
Claims (6)
1. it is a kind of can wireless charging Bluetooth audio device, it is characterised in that：At microprocessor, bluetooth module, memory, audio
Manage module, loud speaker, remote control reception module, power module and wireless charging module, the microprocessor respectively with bluetooth module
It is connected with memory, the wireless charging module is connect with power module, the output end and microprocessor of the power module
Power input connection, the input terminal of the output end of the remote control reception module and microprocessor connects, the microprocessor
Output end be connected with the input terminal of loud speaker by audio processing modules；
The remote control reception module includes remote control signal receiver circuit and remote signal decoder module, the remote control signal receiver electricity
The output end on road is connected to the input terminal of microprocessor by remote signal decoder module；
The remote control signal receiver circuit includes remote control reception head, the 5th capacitance, the 6th capacitance, the 7th capacitance, the 4th resistance,
The output end of five resistance, the 6th resistance, the 7th resistance and the 8th resistance, the remote control reception head is connected to the first of the 6th resistance
End, the second end of the 6th resistance are connected to power end by the 5th resistance, and the second end of the 6th resistance passes through the 7th
Resistance is connected to the first end of the 8th resistance, and the first end of the 8th resistance is connected to ground by the 7th capacitance, and the described 8th
The second end of resistance is connected to the input terminal of remote signal decoder module, and the power end of the remote control reception head passes through the 4th resistance
It is connected to power end, the power end of the remote control reception head is connected to ground by the 5th capacitance, the power supply of the remote control reception head
End is connected to ground by the 6th capacitance.
2. it is according to claim 1 it is a kind of can wireless charging Bluetooth audio device, it is characterised in that：The wireless charging module
Including control chip, charge management module and wireless charging receiver, the output end and charging valve of the wireless charging receiver
The input terminal connection of module is managed, the charge management module is connected with control chip and power module respectively.
3. it is according to claim 1 it is a kind of can wireless charging Bluetooth audio device, it is characterised in that：The audio processing modules
Including multimedia audio decoder module and denoising amplifying circuit, the output end of the microprocessor passes sequentially through multimedia audio solution
Code module and denoising amplifying circuit are connect with the input terminal of loud speaker in turn.
4. it is according to claim 3 it is a kind of can wireless charging Bluetooth audio device, it is characterised in that：The denoising amplifying circuit
Including first resistor, second resistance, 3rd resistor, the first capacitance, the second capacitance, third capacitance, the 4th capacitance and operation amplifier
The output end of device, the multimedia audio decoder module is connected to ground by first resistor, the multimedia audio decoder module
Output end connect with the in-phase input end of operational amplifier by the first capacitance, the anti-phase input of the operational amplifier
End is connected to ground by second resistance, and the inverting input of the operational amplifier is by 3rd resistor and operational amplifier
Output end connection, the output end of the operational amplifier is connected to ground by the 4th capacitance, the output of the operational amplifier
End is connect with the input terminal of loud speaker, and the power positive end of the operational amplifier is connect with power end, the operational amplifier
Power positive end be connected to ground by third capacitance, the power cathode end of the operational amplifier passes through the second capacitance with ground even
It connects.
5. it is according to claim 1 it is a kind of can wireless charging Bluetooth audio device, it is characterised in that：The microprocessor also connects
It is connected to touch screen.
6. it is according to claim 1 it is a kind of can wireless charging Bluetooth audio device, it is characterised in that：The microprocessor also connects
It is connected to interface module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720747291.XU CN207638848U (en) | 2017-06-23 | 2017-06-23 | It is a kind of can wireless charging Bluetooth audio device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720747291.XU CN207638848U (en) | 2017-06-23 | 2017-06-23 | It is a kind of can wireless charging Bluetooth audio device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207638848U true CN207638848U (en) | 2018-07-20 |
Family
ID=62861221
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720747291.XU Active CN207638848U (en) | 2017-06-23 | 2017-06-23 | It is a kind of can wireless charging Bluetooth audio device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207638848U (en) |
-
2017
- 2017-06-23 CN CN201720747291.XU patent/CN207638848U/en active Active
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