CN206894294U - A kind of circuit system by Bluetooth control charger baby power on/off - Google Patents
A kind of circuit system by Bluetooth control charger baby power on/off Download PDFInfo
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- CN206894294U CN206894294U CN201720717003.6U CN201720717003U CN206894294U CN 206894294 U CN206894294 U CN 206894294U CN 201720717003 U CN201720717003 U CN 201720717003U CN 206894294 U CN206894294 U CN 206894294U
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Abstract
The utility model discloses a kind of circuit system by Bluetooth control charger baby power on/off, including the PCBA board being electrically connected with charger baby housing with lithium battery, PCBA board is provided with power input, output interface, conventional charge-discharge circuit, conventional charge-discharge circuit is connected with an electronic switch, electronic switch is connected with single-chip microcomputer U2, PCBA board is provided with bluetooth module U3, bluetooth module U3 and single-chip microcomputer U2 communications connect, bluetooth module U3 is provided with key switch composition energy-saving control circuit, and energy-saving control circuit control bluetooth module U3 circuits are turned on and off；Quick Response Code is posted on charger baby housing, PCBA board is by connecting the unique bluetooth numberings of exterior PC end typing bluetooth module U3 and Quick Response Code numbering binding, single-chip microcomputer U2 records the identity information of charger baby, realize and communicate with bluetooth module U3, control the output state of charger baby, by wireless telecommunications between handset identity Quick Response Code and bluetooth module U3, realize that single-chip microcomputer U2 matching instructions control the on off operating mode of power output interface.
Description
Technical field
Charger baby control technology field is the utility model is related to, passes through Bluetooth control charger baby break-make more particularly to one kind
The circuit system of electricity.
Background technology
With the extensive use of digital product, the portable power source of charge power supply can be provided to it also increasingly by people's
Favor.Stand-by power supply of the portable power source as electrical equipment such as mobile phone, digital electrical apparatus, notebook and net books, effectively meet its electricity
Emergent need during the not enough power supply of source.Portable power source is also referred to as charger baby, and used charger baby is all i.e. slotting in the market
I.e., or button is operated with manual switches to control the output of the circuit of charger baby and closing, traditional control mode, nothing
Method meets the increasingly diversified demand of people.
The content of the invention
In order to overcome the above-mentioned deficiencies of the prior art, the utility model provides one kind by Bluetooth control charger baby break-make
The circuit system of electricity, by the charger baby control system of switching on or off electricity circuit, it can be widely applied to shared charger baby field.
Technical scheme is used by the utility model：A kind of circuit system by Bluetooth control charger baby power on/off,
Including the PCBA board being electrically connected with charger baby housing with lithium battery, the PCBA board is provided with power input interface, power supply
Output interface, conventional charge-discharge circuit, it is characterised in that：The conventional charge-discharge circuit is connected with an electronic switch, electronic cutting
Connection is connected to single-chip microcomputer U2, and the PCBA board is provided with bluetooth module U3, bluetooth module U3 and single-chip microcomputer U2 communication connection, described
Bluetooth module U3 is provided with key switch composition energy-saving control circuit, and energy-saving control circuit controls the unlatching of bluetooth module U3 circuits
Or close；Quick Response Code is posted on the charger baby housing, PCBA board is unique by connecting exterior PC end typing bluetooth module U3
Bluetooth numbering and the Quick Response Code numbering binding；The electronic switching circuit connection single-chip microcomputer U2 and routine of the electronic switch composition
Charge-discharge circuit, after single-chip microcomputer U2 obtains the Bluetooth matching instruction of bluetooth module U3 inputs, electric conduction is opened in single-chip microcomputer U2 outputs
The instruction of sub switch circuit and conventional charge-discharge circuit；The single-chip microcomputer U2 " sweeps " Quick Response Code by smart mobile phone unlatching bluetooth and obtained
Take Quick Response Code to encode, then sent to the bluetooth module U3 of PCBA board by intelligent mobile phone Bluetooth, matched by single-chip microcomputer U2.
Energy-saving control circuit described further is by key switch K1 connections diode D3, diode D3 connection electric capacity C2 and electricity
R9, R10 are hindered, resistance R9, R10 connection NPN type triode Q5, p-type metal-oxide-semiconductor Q6, NPN type triode Q5 B poles connect a resistance
R8, resistance R8 other end connection single-chip microcomputer U2 compositions, p-type metal-oxide-semiconductor Q6 drain electrode connection bluetooth module U3.
Energy-saving control circuit is to close under normal conditions, when needing to connect bluetooth, first pushes button switch K1 and starts electricity
Road supplies electricity to bluetooth module U3, and p-type metal-oxide-semiconductor Q6 grid turns on for high level, and electric capacity C2 plays the work for extending and starting the time
With, high level is exported after single-chip microcomputer U2 must be electrically activated and gives resistance R8, resistance R8 and NPN type triode Q5 to lock power supply circuit,
So that single-chip microcomputer U2 and bluetooth module U3 have normal power supply.When the single-chip microcomputer U2 electronic switching circuit operation that is turned on and off is completed
Afterwards, single-chip microcomputer U2 will close high level to resistance R8, close p-type metal-oxide-semiconductor Q6 power supply.Or conventional charge-discharge circuit
After output circuit starts, when single-chip microcomputer U2 does not have any operation, p-type metal-oxide-semiconductor Q6 output is closed after some time,
Reach the purpose of energy-conservation.
Electronic switching circuit described further connects N-type metal-oxide-semiconductor Q4, Q3 by resistance R3, R5, and N-type metal-oxide-semiconductor Q4 grid connects
N-type metal-oxide-semiconductor Q3 drain electrode is connect, electric capacity C4, N-type are connected between N-type metal-oxide-semiconductor Q4 grid connection N-type metal-oxide-semiconductor Q3 drain electrode
Metal-oxide-semiconductor Q3 grid connection N-type metal-oxide-semiconductor Q2 drain electrode, N-type metal-oxide-semiconductor Q2 grid connection resistance R7, resistance the R7 other end connect
Connect single-chip microcomputer U2, the N-type metal-oxide-semiconductor Q3 grid while connect resistance R4, diode D4, resistance R6, the resistance R6 other end
Connect single-chip microcomputer U2, resistance R4 other end connection power output interface.
Electronic switching circuit has auto-lock function, even if single-chip microcomputer U2 stops output and can also keep its working condition.Upper electricity
When, due to having an electric capacity C4 presence and the upper electricity that is delayed so that the N-type metal-oxide-semiconductor Q4 of switching tube is not turned on, and is drained as high level, should
Level causes its drain electrode and source conduction by resistance R4 to Q3 grid bias, maintains states of the Q4 in closing, Q2, R7 are
Conducting starts conventional charge-discharge circuit.When resistance R7 receives high level, Q2 is turned on, and forces Q3 to end so that Q4 grid is height
Level and turn on, now power output interface " VOUT- " end current potential be pulled low so that " VOUT+ " of power output interface
" VOUT- " holds output voltage；When resistance R6, D4 receive high level so that Q3 is turned on, and Q4 is ended, and stops power supply output
The power supply output of interface.
The beneficial effects of the utility model are：By the implementation of the technical program, for charger baby device power supply it is defeated
The control gone out, by traditional plug and play or it is turned on and off changing into by switch key Quick Response Code reality " is swept " by smart mobile phone
Now it is turned on and off, and the circuit design of single-chip microcomputer U2 and bluetooth module U3 for realizing this programme have Energy Saving Control electric
Road, reduce electricity consumable.The circuit system of the control charger baby power on/off designed by this programme, it can be widely applied to shared fill
The precious field of electricity, realizes the system administration to sharing charger baby.
Brief description of the drawings
Fig. 1 is functional-block diagram of the present utility model.
Fig. 2 is circuit structure diagram of the present utility model.
Embodiment
The utility model is further described with specific embodiment below in conjunction with the accompanying drawings.
It refer to accompanying drawing 1-2, a kind of circuit system by Bluetooth control charger baby power on/off, including located at charger baby shell
The PCBA board being electrically connected with vivo with lithium battery, the PCBA board are provided with power input interface, power output interface, conventional charge and discharge
Circuit, it is characterised in that：The conventional charge-discharge circuit is connected with an electronic switch, and electronic switch is connected with single-chip microcomputer U2,
The PCBA board is provided with bluetooth module U3, bluetooth module U3 and single-chip microcomputer U2 communication connection, and the bluetooth module U3 is provided with one
Key switch forms energy-saving control circuit, and energy-saving control circuit control bluetooth module U3 circuits are turned on and off；The charging
Post Quick Response Code on precious housing, PCBA board by connect the unique bluetooth numberings of exterior PC end typing bluetooth module U3 and this two
Tie up code numbering binding；The electronic switching circuit connection single-chip microcomputer U2 and conventional charge-discharge circuit of the electronic switch composition, monolithic
After machine U2 obtains the Bluetooth matching instruction of bluetooth module U3 inputs, conduct electrons on-off circuit and routine are opened in single-chip microcomputer U2 outputs
The instruction of charge-discharge circuit；The single-chip microcomputer U2 opens bluetooth by smart mobile phone and " sweeps " Quick Response Code acquisition Quick Response Code coding, so
Sent to the bluetooth module U3 of PCBA board by intelligent mobile phone Bluetooth, matched by single-chip microcomputer U2 afterwards.
Energy-saving control circuit described further is by key switch K1 connections diode D3, diode D3 connection electric capacity C2 and electricity
R9, R10 are hindered, resistance R9, R10 connection NPN type triode Q5, p-type metal-oxide-semiconductor Q6, NPN type triode Q5 B poles connect a resistance
R8, resistance R8 other end connection single-chip microcomputer U2 compositions, p-type metal-oxide-semiconductor Q6 drain electrode connection bluetooth module U3.
Energy-saving control circuit is to close under normal conditions, when needing to connect bluetooth, first pushes button switch K1 and starts electricity
Road supplies electricity to bluetooth module U3, and p-type metal-oxide-semiconductor Q6 grid turns on for high level, and electric capacity C2 plays the work for extending and starting the time
With, high level is exported after single-chip microcomputer U2 must be electrically activated and gives resistance R8, resistance R8 and NPN type triode Q5 to lock power supply circuit,
So that single-chip microcomputer U2 and bluetooth module U3 have normal power supply.When the single-chip microcomputer U2 electronic switching circuit operation that is turned on and off is completed
Afterwards, single-chip microcomputer U2 will close high level to resistance R8, close p-type metal-oxide-semiconductor Q6 power supply.Or conventional charge-discharge circuit
After output circuit starts, when single-chip microcomputer U2 does not have any operation, p-type metal-oxide-semiconductor Q6 output is closed after some time,
Reach the purpose of energy-conservation.
Electronic switching circuit described further connects N-type metal-oxide-semiconductor Q4, Q3 by resistance R3, R5, and N-type metal-oxide-semiconductor Q4 grid connects
N-type metal-oxide-semiconductor Q3 drain electrode is connect, electric capacity C4, N-type are connected between N-type metal-oxide-semiconductor Q4 grid connection N-type metal-oxide-semiconductor Q3 drain electrode
Metal-oxide-semiconductor Q3 grid connection N-type metal-oxide-semiconductor Q2 drain electrode, N-type metal-oxide-semiconductor Q2 grid connection resistance R7, resistance the R7 other end connect
Connect single-chip microcomputer U2, the N-type metal-oxide-semiconductor Q3 grid while connect resistance R4, diode D4, resistance R6, the resistance R6 other end
Connect single-chip microcomputer U2, resistance R4 other end connection power output interface.
Electronic switching circuit has auto-lock function, even if single-chip microcomputer U2 stops output and can also keep its working condition.Upper electricity
When, due to having an electric capacity C4 presence and the upper electricity that is delayed so that the N-type metal-oxide-semiconductor Q4 of switching tube is not turned on, and is drained as high level, should
Level causes its drain electrode and source conduction by resistance R4 to Q3 grid bias, maintains states of the Q4 in closing, Q2, R7 are
Conducting starts conventional charge-discharge circuit.When resistance R7 receives high level, Q2 is turned on, and forces Q3 to end so that Q4 grid is height
Level and turn on, now power output interface " VOUT- " end current potential be pulled low so that " VOUT+ " of power output interface
" VOUT- " holds output voltage；When resistance R6, D4 receive high level so that Q3 is turned on, and Q4 is ended, and stops power supply output
The power supply output of interface.
The power input interface can use Micro USB interfaces, and power output interface can be adopted as USB interface, certainly
Power input interface can also use any one of Lightning interfaces or Type-c interfaces.
Above-described embodiment of the present utility model is only intended to clearly illustrate the utility model example, and is not
Restriction to embodiment of the present utility model.And for belong to connotation of the present utility model extend out it is apparent
Change or variation still fall within the scope of protection of the utility model.
Claims (3)
1. a kind of circuit system by Bluetooth control charger baby power on/off, including in charger baby housing it is electrical with lithium battery
The PCBA board of connection, the PCBA board are provided with power input interface, power output interface, conventional charge-discharge circuit, and its feature exists
In：The conventional charge-discharge circuit is connected with an electronic switch, and electronic switch is connected with single-chip microcomputer U2, and the PCBA board is provided with indigo plant
Tooth module U3, bluetooth module U3 and single-chip microcomputer U2 communication connection, the bluetooth module U3 are provided with key switch composition energy-conservation
Control circuit, energy-saving control circuit control bluetooth module U3 circuits are turned on and off；Two dimension is posted on the charger baby housing
Code, PCBA board is by connecting the unique bluetooth numberings of exterior PC end typing bluetooth module U3 and Quick Response Code numbering binding；Institute
The electronic switching circuit connection single-chip microcomputer U2 and conventional charge-discharge circuit, single-chip microcomputer U2 for stating electronic switch composition obtain bluetooth module
After the Bluetooth matching instruction of U3 inputs, the finger of conduct electrons on-off circuit and conventional charge-discharge circuit is opened in single-chip microcomputer U2 outputs
Order；The single-chip microcomputer U2 opens bluetooth by smart mobile phone and " sweeps " Quick Response Code acquisition Quick Response Code coding, then passes through smart mobile phone
Bluetooth is sent to the bluetooth module U3 of PCBA board, is matched by single-chip microcomputer U2.
A kind of 2. circuit system by Bluetooth control charger baby power on/off according to claim 1, it is characterised in that：Institute
Energy-saving control circuit is stated by key switch K1 connections diode D3, diode D3 connection electric capacity C2 and resistance R9, R10, resistance R9,
R10 connection NPN type triodes Q5, p-type metal-oxide-semiconductor Q6, NPN type triode Q5 B poles connect a resistance R8, the resistance R8 other end
Connect single-chip microcomputer U2 compositions, p-type metal-oxide-semiconductor Q6 drain electrode connection bluetooth module U3.
A kind of 3. circuit system by Bluetooth control charger baby power on/off according to claim 1, it is characterised in that：Institute
State electronic switching circuit and N-type metal-oxide-semiconductor Q4, Q3, N-type metal-oxide-semiconductor Q4 grid connection N-type metal-oxide-semiconductor Q3 leakage are connected by resistance R3, R5
Pole, electric capacity C4, N-type metal-oxide-semiconductor Q3 grid connection N are connected between N-type metal-oxide-semiconductor Q4 grid connection N-type metal-oxide-semiconductor Q3 drain electrode
Type metal-oxide-semiconductor Q2 drain electrode, N-type metal-oxide-semiconductor Q2 grid connection resistance R7, resistance R7 other end connection single-chip microcomputer U2, the N-type
Metal-oxide-semiconductor Q3 grid connects resistance R4, diode D4, resistance R6, resistance the R6 other end connection single-chip microcomputer U2, resistance R4 simultaneously
The other end connection power output interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720717003.6U CN206894294U (en) | 2017-06-20 | 2017-06-20 | A kind of circuit system by Bluetooth control charger baby power on/off |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720717003.6U CN206894294U (en) | 2017-06-20 | 2017-06-20 | A kind of circuit system by Bluetooth control charger baby power on/off |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206894294U true CN206894294U (en) | 2018-01-16 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720717003.6U Active CN206894294U (en) | 2017-06-20 | 2017-06-20 | A kind of circuit system by Bluetooth control charger baby power on/off |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206894294U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112907836A (en) * | 2021-01-21 | 2021-06-04 | 程晴华 | Intelligent charger leasing method |
-
2017
- 2017-06-20 CN CN201720717003.6U patent/CN206894294U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112907836A (en) * | 2021-01-21 | 2021-06-04 | 程晴华 | Intelligent charger leasing method |
| CN112907836B (en) * | 2021-01-21 | 2022-05-17 | 程晴华 | Intelligent charger leasing method |
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