CN208046872U - Sound equipment with communication - Google Patents
Sound equipment with communication Download PDFInfo
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- CN208046872U CN208046872U CN201820210468.7U CN201820210468U CN208046872U CN 208046872 U CN208046872 U CN 208046872U CN 201820210468 U CN201820210468 U CN 201820210468U CN 208046872 U CN208046872 U CN 208046872U
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Abstract
The utility model discloses a kind of sound equipments with communication, including main control chip, audio input interface, SD card, wireless communication module, power amplification circuit, loud speaker, charging circuit, accumulator, solar panel, solar charging electric control circuit, wireless charging transmitting module and DC/DC conversion modules；Charging circuit includes microcontroller, USB interface, DC power supply, the first triode, the first zener diode, the second zener diode, light emitting diode, rechargeable battery, first resistor, second resistance, the first capacitance, the second capacitance and third capacitance, 4th pin of microcontroller and the 8th pin are connect with the anode of the first pin of USB interface, one end of the first capacitance, the anode of light emitting diode and the second zener diode, and the cathode of light emitting diode and the 7th pin of microcontroller connect.The communication mode of the utility model is more flexibly, circuit structure is relatively simple, cost is relatively low, the safety and reliability of circuit is higher.
Description
Technical field
The utility model is related to field of audio, more particularly to a kind of sound equipment with communication.
Background technology
Sound equipment refers to other sounds other than the language of people, music, includes the sound of the sound of natural environment, animal
The various sound etc. that the action of sound, the sound equipment of machine tools, people is sent out.Sound equipment probably include power amplifier, peripheral equipment (including pressure limit
Device, effect device, balanced device, VCD, DVD etc.), loud speaker (speaker, loudspeaker), sound console, microphone, display equipment etc. added
Come a set of.Wherein, speaker is exactly audio output device, loudspeaker, subwoofer etc..In one speaker include it is high and low, in three kinds raise
Sound device, three kinds but not necessarily with regard to three.The communication mode of traditional Bluetooth audio device and external control devices is more single, Bu Nengman
The diversified demand of foot.In addition, the circuit structure inside traditional Bluetooth audio device is complicated, hardware cost is higher.And traditional indigo plant
Circuit inside tooth sound equipment causes the safety and reliability of circuit not high due to lacking corresponding circuit protection function.
Utility model content
The technical problem to be solved by the present invention is to for the drawbacks described above of the prior art, provide a kind of communication party
Formula is more flexibly, circuit structure is relatively simple, cost is relatively low, the safety and reliability of circuit is higher has side wireless communication
The sound equipment of formula.
Technical solution adopted by the utility model to solve its technical problems is：It constructs a kind of with communication
Sound equipment, including main control chip, audio input interface, SD card, wireless communication module, power amplification circuit, loud speaker, charging electricity
Road, accumulator, solar panel, solar charging electric control circuit, wireless charging transmitting module and DC/DC conversion modules, institute
Audio input interface is stated to connect with the main control chip, be used for input audio signal, the SD card connect with the main control chip,
For storing audio signal, the wireless communication module is connect with the main control chip, for carrying out channel radio with mobile terminal
Letter, the power amplification circuit is connect with the main control chip, the audio signal for being received to the main control chip is put
Greatly, the loud speaker is connect with the power amplification circuit, for being played out to amplified audio signal, the charging electricity
Road is connect with the accumulator, and the solar panel is connect with the solar charging electric control circuit, the solar charging
Electric control circuit is connect with the accumulator, and the wireless charging transmitting module is connect with the accumulator, the DC/DC conversions
Module is connect with the accumulator and main control chip respectively, the voltage for exporting the accumulator is converted to the master control core
The operating voltage of piece；
The charging circuit includes microcontroller, USB interface, DC power supply, the first triode, the first zener diode,
Two zener diodes, light emitting diode, rechargeable battery, first resistor, second resistance, the first capacitance, the second capacitance and third electricity
Hold, the 4th pin of the microcontroller and the 8th pin with the first pin of the USB interface, one end of the first capacitance, hair
The anode of the anode of optical diode and the second zener diode connects, and the of the cathode of the light emitting diode and the microcontroller
Seven pins connect, and the other end of first capacitance connect and is grounded with the 5th pin of the USB interface, the microcontroller
Third pin is grounded, and the second pin of the microcontroller is grounded by the first resistor, and the first pin of the microcontroller connects
Ground, the 5th pin of the microcontroller respectively with one end of second capacitance, the anode of rechargeable battery and second resistance one
End connection, the other end ground connection of second capacitance, the cathode ground connection of the rechargeable battery, the other end point of the second resistance
It is not connect with the emitter of the anode of first zener diode and the first triode, the cathode of first zener diode
Connect respectively with the collector of first triode, the cathode of the second zener diode, one end of third capacitance and DC power supply
It connects, the base stage of first triode and the other end of third capacitance are grounded, and the second pin of the USB interface is as signal
Transmitting terminal, for the 4th pin of the USB interface as signal receiving end, the resistance value of the second resistance is 22k Ω.
Described in the utility model in the sound equipment of communication, the charging circuit further includes the three or two pole
Pipe, the anode of the third diode are connect with the first pin of the microcontroller, the minus earth of the third diode, institute
State the model E-501 of third diode.
Described in the utility model in the sound equipment of communication, the charging circuit further includes the four or two pole
Pipe, the anode of the 4th diode connect with the 5th pin of the microcontroller, the cathode of the 4th diode with it is described
The anode connection of rechargeable battery, the model S-562 of the 4th diode.
Described in the utility model in the sound equipment of communication, first triode is three pole of NPN type
Pipe.
Described in the utility model in the sound equipment of communication, the wireless communication module is bluetooth mould
Block, WIFI module, gsm module, GPRS module, CDMA module, CDMA2000 modules, WCDMA modules, TD-SCDMA modules,
Zigbee module or LoRa modules.
The sound equipment with communication for implementing the utility model, has the advantages that：It is wireless due to being equipped with
Communication module is not limited to bluetooth approach, therefore can increase the flexibility of communication in this way, charging circuit include microcontroller,
USB interface, DC power supply, the first triode, the first zener diode, the second zener diode, light emitting diode, charging electricity
Pond, first resistor, second resistance, the first capacitance, the second capacitance and third capacitance, the charging circuit is relative to traditional charging electricity
Road, the component used is less, can reduce hardware cost in this way, and second resistance is used for the emitter electricity to the first triode
Stream carry out current-limiting protection, therefore communication mode more flexibly, circuit structure is relatively simple, cost is relatively low, the safety of circuit and
Reliability is higher.
Description of the drawings
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, other drawings may also be obtained based on these drawings.
Fig. 1 is the structural schematic diagram in the sound equipment one embodiment of the utility model with communication；
Fig. 2 is the circuit diagram of charging circuit in the embodiment.
Specific implementation mode
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
The every other embodiment obtained, shall fall within the protection scope of the present invention.
It, should be with the sound equipment of communication in the sound equipment embodiment that the utility model has communication
Structural schematic diagram is as shown in Figure 1.Should include main control chip 1, audio input interface with the sound equipment of communication in Fig. 1
2, SD card 3, wireless communication module 4, power amplification circuit 5, loud speaker 6, charging circuit 7, accumulator 8, solar panel 9,
Solar charging electric control circuit 10, wireless charging transmitting module 11 and DC/DC conversion modules 12, wherein audio input interface 2 with
The connection of main control chip 1 is used for input audio signal, and SD card 3 connect, for storing audio signal with main control chip 1, wirelessly communicates
Module 4 is connect with main control chip 1, for being carried out wireless communication with mobile terminal, power amplification circuit 5 connect with main control chip 1,
Audio signal for being received to main control chip 1 is amplified, and loud speaker 6 connect with power amplification circuit 5, for after to amplification
Audio signal play out, charging circuit 7 is connect with accumulator 8, solar panel 9 and solar charging electric control circuit 10
Connection, solar charging electric control circuit 10 are connect with accumulator 8, and wireless charging transmitting module 11 is connect with accumulator 8, DC/DC
Conversion module 12 is connect with accumulator 8 and main control chip 1 respectively, the voltage for exporting accumulator 8 is converted to main control chip 1
Operating voltage.
In the present embodiment, main control chip 1 uses control chip in the prior art, power amplification circuit 5 to use existing skill
Circuit structure in art, solar charging electric control circuit 10 is using the structure of charging control circuit in the prior art, wireless charging
Electric transmitting module 11 and DC/DC conversion modules 12 are all made of circuit structure in the prior art.
In the present embodiment, by the way that wireless communication module 4 is arranged, the flexibility of communication can be increased.The wireless communication module 4
Can be bluetooth module, WIFI module, gsm module, GPRS module, CDMA module, CDMA2000 modules, WCDMA modules, TD-
SCDMA modules, Zigbee module or LoRa modules etc..By be arranged various wireless communication mode, can meet different user and
Without the demand of occasion, when in particular by LoRa modules, farther out, and communication performance is relatively stable, is suitable for for communication distance
To the higher occasion of QoS requirement.
Fig. 2 is the circuit diagram of charging circuit in the present embodiment, and in Fig. 2, which includes that microcontroller, USB connect
Mouth, DC power supply VCC, the first triode Q1, the first zener diode D1, the second zener diode D2, Light-emitting diode LED,
Rechargeable battery BT, first resistor R1, second resistance R2, the first capacitance C1, the second capacitance C2 and third capacitance C3, wherein monolithic
First pin of machine is temperature detection input pin, and the second pin of microcontroller is charging pins, and the third pin of microcontroller is
4th pin of power ground pin, microcontroller is positive input pin, and the 5th pin of microcontroller is that battery connects pin, monolithic
6th pin of machine is hanging, and the 7th pin of microcontroller is that charged state indicates pin, and the 8th pin of microcontroller is enabled defeated
Enter pin.
In the present embodiment, the 4th pin of microcontroller and the 8th pin with the first pin of USB interface, the first capacitance C1
One end, Light-emitting diode LED anode and the second zener diode D2 anode connection, the cathode of Light-emitting diode LED with
7th pin of microcontroller connects, and the other end of the first capacitance C1 and the 5th pin of USB interface are connected and be grounded, microcontroller
Third pin is grounded, and the second pin of microcontroller is grounded by first resistor R1, the first pin ground connection of microcontroller, microcontroller
5th pin is connect with one end of one end of the second capacitance C2, the anode of rechargeable battery BT and second resistance R2 respectively, the second electricity
Hold the other end ground connection of C2, the cathode ground connection of rechargeable battery BT, the other end of second resistance R2 respectively with the first zener diode
The emitter of the anode of D1 and the first triode Q1 connect, and the cathode of the first zener diode D1 is respectively with the first triode Q1's
Collector, the cathode of the second zener diode D2, third capacitance C3 one end connected with DC power supply VCC, the first triode Q1
Base stage and the other end of third capacitance C3 be grounded, the second pin of USB interface as signal transmitting terminal TX, USB interface
4th pin is as signal receiving end RX.
The charging circuit 7 is relative to traditional charging circuit, and the component used is less, and circuit structure is relatively simple,
Hardware cost can be reduced in this way.Second resistance R2 is current-limiting resistance, is carried out for the emitter current to the first triode Q1
Current-limiting protection, therefore the safety and reliability of circuit is higher.It is noted that in the present embodiment, the resistance of second resistance R2
Value is 22k Ω, and the voltage that DC power supply VCC is provided is 8V.Certainly, in practical applications, the resistance value of second resistance R2 can root
It is adjusted accordingly according to concrete condition.
The charging circuit 7 carries out constant current and constant-voltage charge using microcontroller to rechargeable battery BT, and constant-voltage charge voltage is 5V.
If input voltage power down, microcontroller is less than automatically into the sleep pattern of low-power consumption, the at this time current drain of rechargeable battery BT
3.5 microampere.
It is noted that in the present embodiment, the first triode Q1 is NPN type triode, certainly, in practical applications,
First triode Q1 may be PNP type triode, but at this moment the structure of circuit also will accordingly change.
In the present embodiment, which further includes third diode D3, the anode of third diode D3 and microcontroller
First pin connects, the minus earth of third diode D3.Third diode D3 is Current Limiting Diodes, for the to microcontroller
Branch where one pin carries out current-limiting protection, to further enhance the safety and reliability of circuit.It is noted that this
In embodiment, the model E-501 of third diode D3, certainly, in practical applications, third diode D3 can also select it
His model has the diode of similar functions.
In the present embodiment, which further includes the 4th diode D4, the anode of the 4th diode D4 and microcontroller
5th pin connects, and the cathode of the 4th diode D4 is connect with the anode of rechargeable battery BT.4th diode D4 is two pole of current limliting
Pipe, for where the 5th pin of microcontroller branch carry out current-limiting protection, with further enhance circuit safety and
Reliability.It is noted that in the present embodiment, the model S-562 of the 4th diode D4, certainly, in practical applications, the
Four diode D4 can also select diode of other models with similar functions.
In short, in the present embodiment, due to being equipped with wireless communication module 4, it is not limited to bluetooth approach in this way, therefore can be with
Increase the flexibility of communication.The charging circuit 7 is relative to traditional charging circuit, and the component used is less, circuit structure
It is relatively simple, hardware cost can be reduced in this way.In addition, current-limiting resistance is equipped in the charging circuit 7, therefore the safety of circuit
It is higher with reliability.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection domain within.
Claims (5)
1. a kind of sound equipment with communication, which is characterized in that including main control chip, audio input interface, SD card, nothing
Line communication module, power amplification circuit, loud speaker, charging circuit, accumulator, solar panel, solar charging electric control electricity
Road, wireless charging transmitting module and DC/DC conversion modules, the audio input interface are connect with the main control chip, for defeated
Enter audio signal, the SD card connect with the main control chip, for storing audio signal, the wireless communication module with it is described
Main control chip connects, for being carried out wireless communication with mobile terminal, and the power amplification circuit connect with the main control chip, uses
It is amplified in the audio signal received to the main control chip, the loud speaker connect with the power amplification circuit, is used for
Amplified audio signal is played out, the charging circuit is connect with the accumulator, the solar panel and institute
The connection of solar charging electric control circuit is stated, the solar charging electric control circuit is connect with the accumulator, the wireless charging
Transmitting module is connect with the accumulator, and the DC/DC conversion modules connect with the accumulator and main control chip, are used for respectively
The voltage that the accumulator exports is converted to the operating voltage of the main control chip；
The charging circuit includes microcontroller, USB interface, DC power supply, the first triode, the first zener diode, second steady
Press diode, light emitting diode, rechargeable battery, first resistor, second resistance, the first capacitance, the second capacitance and third capacitance, institute
State microcontroller the 4th pin and the 8th pin with the first pin of the USB interface, one end of the first capacitance, light-emitting diodes
The anode of the anode of pipe and the second zener diode connects, the cathode of the light emitting diode and the 7th pin of the microcontroller
Connection, the other end of first capacitance connect and are grounded with the 5th pin of the USB interface, and the third of the microcontroller is drawn
Foot is grounded, and the second pin of the microcontroller is grounded by the first resistor, the first pin ground connection of the microcontroller, described
5th pin of microcontroller is connect with one end of second capacitance, the anode of rechargeable battery and one end of second resistance respectively,
The other end of second capacitance is grounded, the cathode ground connection of the rechargeable battery, the other end of the second resistance respectively with institute
State the emitter connection of the anode and the first triode of the first zener diode, the cathode of first zener diode respectively with
The collector of first triode, the cathode of the second zener diode, third capacitance one end connected with DC power supply, it is described
The base stage of first triode and the other end of third capacitance are grounded, the second pin of the USB interface as signal transmitting terminal,
For 4th pin of the USB interface as signal receiving end, the resistance value of the second resistance is 22k Ω.
2. the sound equipment according to claim 1 with communication, which is characterized in that the charging circuit further includes
Third diode, the anode of the third diode are connect with the first pin of the microcontroller, the moon of the third diode
Pole is grounded, the model E-501 of the third diode.
3. the sound equipment according to claim 2 with communication, which is characterized in that the charging circuit further includes
The anode of 4th diode, the 4th diode is connect with the 5th pin of the microcontroller, the moon of the 4th diode
Pole is connect with the anode of the rechargeable battery, the model S-562 of the 4th diode.
4. the sound equipment with communication according to claims 1 to 3 any one, which is characterized in that described
One triode is NPN type triode.
5. the sound equipment with communication according to claims 1 to 3 any one, which is characterized in that the nothing
Line communication module is bluetooth module, WIFI module, gsm module, GPRS module, CDMA module, CDMA2000 modules, WCDMA moulds
Block, TD-SCDMA modules, Zigbee module or LoRa modules.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820210468.7U CN208046872U (en) | 2018-02-05 | 2018-02-05 | Sound equipment with communication |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820210468.7U CN208046872U (en) | 2018-02-05 | 2018-02-05 | Sound equipment with communication |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208046872U true CN208046872U (en) | 2018-11-02 |
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ID=63952247
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820210468.7U Active CN208046872U (en) | 2018-02-05 | 2018-02-05 | Sound equipment with communication |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208046872U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112995255A (en) * | 2019-12-14 | 2021-06-18 | 广州市比丽普电子有限公司 | Cloud thing allies oneself with intelligent stereo set control system |
-
2018
- 2018-02-05 CN CN201820210468.7U patent/CN208046872U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112995255A (en) * | 2019-12-14 | 2021-06-18 | 广州市比丽普电子有限公司 | Cloud thing allies oneself with intelligent stereo set control system |
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