CN209435482U - A kind of sound control circuit of band ACDC change-over switch function - Google Patents
A kind of sound control circuit of band ACDC change-over switch function Download PDFInfo
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- CN209435482U CN209435482U CN201821446784.0U CN201821446784U CN209435482U CN 209435482 U CN209435482 U CN 209435482U CN 201821446784 U CN201821446784 U CN 201821446784U CN 209435482 U CN209435482 U CN 209435482U
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Abstract
The utility model discloses a kind of sound control circuit of band ACDC change-over switch function, including power module, ACDC switch control module and acoustic control module, the power module is used to take electricity from alternating current and rectifies decompression and exports to ACDC switch control module；The ACDC switch control module includes rechargeable battery, toggle switch, the first output end terminal and the second output terminals, rechargeable battery anode and cathode are connect with power module outlet mouth for charging, the rechargeable battery anode is connect by toggle switch with first lead-out terminal, and the high potential position of power module outlet mouth is connect by toggle switch with second output terminal.The utility model provides a kind of circuit that ACDC change-over switch can can also be had to lamps and lanterns realization acoustic control.
Description
Technical field
The utility model relates to electronic circuit technology field, in particular to the acoustic control electricity of a kind of band ACDC change-over switch function
Road.
Background technique
Present a part of lamps and lanterns product depends the function that traditional mechanical switch realizes on and off alone due to the needs of installation
The demand that people can be had been unable to meet, the function of increasing sound control can be convenient for people to use, opens simultaneous with ACDC conversion
It closes, meets more Man's Demands, how to realize this function on circuit, this just proposes a great challenge to design.
Utility model content
To solve the above problems, can lamps and lanterns can be realized with acoustic control also energy band the purpose of this utility model is to provide a kind of
There are the circuit of ACDC change-over switch, i.e., a kind of sound control circuit of band ACDC change-over switch function.
The technical solution adopted by the utility model to solve the problem is as follows:
A kind of sound control circuit of band ACDC change-over switch function, including power module, ACDC switch control module and acoustic control
Module,
The power module is used to take electricity from alternating current and rectifies decompression and exports to ACDC switch control module；
The ACDC switch control module includes rechargeable battery, toggle switch, the first output end terminal and the second output terminals,
Rechargeable battery anode and cathode are connect with power module outlet mouth for charging, and the rechargeable battery anode passes through toggle switch
It is connect with first lead-out terminal, the high potential position of power module outlet mouth is connected by toggle switch and second output terminal
It connects；
Acoustic control module includes microphone, by the 5th triode, the second triode, the one or three of microphone control conducting
Pole pipe, eleventh resistor, thirteenth resistor and LED light, second output terminal pass through thirteenth resistor and the 5th triode
Base stage connection, second transistor base are connect with the 5th transistor collector, first transistor emitter and first
Output terminal connection, the LED light anode are connect with the first transistor collector, first transistor base and the two or three pole
Pipe collector is connected by eleventh resistor, and the 5th transistor emitter, the second transistor emitter and LED light cathode are equal
Ground connection.
It further, further include third diode and the 4th diode, the third diode cathode and power module export
The high potential position of port connects, and cathode is connect with anode；The toggle switch is double third gear toggle switch, described
The pin of centre two of the double same row of third gear toggle switch is shorted；Wherein in-between two pins of a row and anode connect
It connects, two pins at both ends are connect with first lead-out terminal；In-between two pins of another row and power module outlet
The high potential position connection of mouth, two pins at both ends a, sky connect, another connect with the 4th diode cathode, and the 4th
Diode cathode is connect with second output terminal.
Further, the acoustic control module further includes sound signal amplifying circuit, and the sound signal amplifying circuit includes the
Three triodes, the 4th triode, the 4th capacitor, the 5th resistance, twelfth resistor, the 6th resistance, the 7th resistance and the 8th resistance,
Described 5th resistance one end is connect with the first output end, one end of twelfth resistor, the 6th resistance, the 7th resistance and the 8th resistance
It is connect with the other end of the 5th resistance；Microphone one end described in the other end of the twelfth resistor, another termination of microphone
Ground；The emitter of third transistor is grounded, and base stage is connect with the 6th resistance other end, the collector of third transistor and the 4th
The base stage of triode connects；The emitter of 4th triode is grounded, and base stage is connect with the other end of the 7th resistance, the four or three pole
The collector of pipe is connect with the other end of the 8th resistance.
Further, the acoustic control module further includes delay circuit, the delay circuit include NE555 chip, the 9th resistance,
6th capacitor and the 5th diode, the 2nd foot of NE555 chip are connect with the 4th transistor collector, the 4th foot and the 8th foot with
The connection of 5th resistance low level one end, the 1st foot ground connection, the 5th foot sky connect；9th resistance one end and the 5th resistance low level one end connect
It connects, one end of another termination NE555 chip the 6th foot and the 7th foot and the 6th capacitor, the 6th capacitor other end ground connection；It is described
The 3rd foot of NE555 chip is connect with the 5th diode cathode, and the 5th diode cathode connects second output terminal.
Further, the power module includes the rectification circuit being made of one second diode, is connected with the rectifying circuit
Constant-current circuit and the transforming circuit being connect with constant-current circuit, the constant-current circuit include BP3122 constant current chip, first resistor,
3rd resistor, the second capacitor, the 4th resistance and third capacitor, two Ne foot skies of the BP3122 constant current chip connect empty with Out foot
It connects, two Drain feet connect transforming circuit input port, the first resistor and third electricity with the second diode cathode after being shorted
It is connected between BP3122 constant current chip Vcc foot and the second diode cathode after resistance series connection, one end of GND foot and alternating current port connects
It connects；Second capacitor one end is connect with the second diode cathode, and the other end is connect with GND foot；Described 4th resistance one end with
The connection of CS foot, the other end are connect with GND foot.
Further, the transforming circuit includes inductive transformer and first diode, the inductive transformer output port
One terminal is connect with first diode anode, is connected between the cathode of first diode and another terminal of output port
Second resistance and first capacitor in parallel, described second resistance one end are connect with third diode cathode, and the other end and battery are negative
Pole connection.
The beneficial effects of the utility model are: a kind of acoustic control electricity for band ACDC change-over switch function that the utility model uses
Road is LED light power supply by the rechargeable battery of power module or ACDC switch control module, by the shelves for adjusting toggle switch
Position can divide into LED light power supply state by the AC state of power module power supply and by rechargeable battery powered DC state；When opening
When pass SW1 is in AC grades, diode D4 does not access circuit, and for product in charging, illuminating LED lamp still can be bright；As switch SW1
When in DC grades, diode D4 is accessed in circuit, and for product in charging, the base stage of Q5 is high level, Q5 conducting, Q2 cut-off,
Q1 base stage low level, Q1 cut-off, illuminating LED lamp extinguish；Illuminating LED lamp cannot be bright when DC state is charging, to distinguish AC state.
The utility model provides a kind of circuit that ACDC change-over switch can can also be had to lamps and lanterns realization acoustic control.
Detailed description of the invention
The utility model is described in further detail with example with reference to the accompanying drawing.
Fig. 1 is a kind of circuit diagram of the sound control circuit of band ACDC change-over switch function of the utility model；
In figure, 100- mould power module, 200-ACDC switch control module, 300- acoustic control module.
Specific embodiment
Referring to Fig.1, the sound control circuit of a kind of band ACDC change-over switch function of the utility model, including power module 100,
ACDC switch control module 200 and acoustic control module 300,
The power module 100 is used to take electricity from alternating current and rectifies decompression and exports to ACDC switch control module 200；
The ACDC switch control module 200 includes rechargeable battery BT1, toggle switch SW1, the first output end terminal and the
Two output terminals, rechargeable battery BT1 anode and cathode are connect with 100 output port of power module for charging, the rechargeable battery
BT1 anode is connect by toggle switch with first lead-out terminal OUT1, and the high potential position of 100 output port of power module passes through
Toggle switch is connect with the sub- OUT2 of second output terminal；
Acoustic control module 300 controls the 5th triode Q5 of conducting, second including microphone Micl, by the microphone Micl
Triode Q2, the first triode Q1, eleventh resistor R11, thirteenth resistor R13 and LED light, the sub- OUT2 of second output terminal
It is connect by thirteenth resistor R13 with the 5th triode Q5 base stage, the second triode Q2 base stage and the 5th triode Q5 collection
Electrode connection, the first triode Q1 emitter are connect with first lead-out terminal OUT1, the LED light anode and the one or three pole
The connection of pipe Q1 collector, the first triode Q1 base stage are connect with the second triode Q2 collector by eleventh resistor R11,
The 5th triode Q5 emitter, the second triode Q2 emitter and LED light cathode are grounded.
It further, further include third diode D3 and the 4th diode D4, the third diode D3 anode and power supply mould
The high potential position of 100 output port of block connects, and cathode is connect with anode；The toggle switch is that double third gear is stirred
The pin of centre two of switch, the double same row of third gear toggle switch is shorted；Wherein in-between two pins of a row and electricity
The connection of pond anode, two pins at both ends are connect with first lead-out terminal OUT1；Another in-between two pins of row and electricity
The high potential position of 100 output port of source module connects, and two pins at both ends a, sky connects, another and the four or two pole
The connection of pipe D4 anode, the 4th diode D4 cathode are connect with the sub- OUT2 of second output terminal.
Further, the acoustic control module 300 further includes sound signal amplifying circuit, and the sound signal amplifying circuit includes
Third transistor Q3, the 4th triode Q4, the 4th capacitor C4, the 5th resistance R5, twelfth resistor R12, the 6th resistance R6, the 7th
Resistance R7 and the 8th resistance R8, described 5th one end resistance R5 are connect with the first output end, twelfth resistor R12, the 6th resistance
One end of R6, the 7th resistance R7 and the 8th resistance R8 are connect with the other end of the 5th resistance R5；The twelfth resistor R12's
One end microphone Micl described in the other end, microphone Micl other end ground connection；The emitter of third transistor Q3 is grounded, base stage
It is connect with the 6th resistance R6 other end, the collector of third transistor Q3 is connect with the base stage of the 4th triode Q4；Four or three pole
The emitter of pipe Q4 is grounded, and base stage is connect with the other end of the 7th resistance R7, the collector of the 4th triode Q4 and the 8th electricity
Hinder the other end connection of R8.
Further, the acoustic control module 300 further includes delay circuit, and the delay circuit includes NE555 chip, the 9th electricity
Resistance R9, the 6th capacitor C6 and the 5th diode D5, the 2nd foot of NE555 chip are connect with the 4th triode Q4 collector, and the 4th
Foot and the 8th foot are connect with the 5th resistance R5 low level one end, and the 1st foot ground connection, the 5th foot sky connects；9th one end resistance R9 and the 5th
The connection of resistance R5 low level one end, one end of another termination NE555 chip the 6th foot and the 7th foot and the 6th capacitor C6, the 6th electricity
Hold C6 other end ground connection；The 3rd foot of NE555 chip is connect with the 5th diode D5 anode, and the 5th diode D5 cathode connects
Two output terminal OUT2；It further include 1 the tenth resistance R10, described tenth one end resistance R10 and the 5th triode Q5 collector connect
It connects, the other end is connect with the 8th foot of NE555 chip.
Further, the power module 100 includes that the rectification circuit being made of one second diode D2 and rectification circuit connect
The constant-current circuit connect and the transforming circuit connecting with constant-current circuit, the constant-current circuit include BP3122 constant current chip, first
Resistance R1,3rd resistor R3, the second capacitor C2, the 4th resistance R4 and third capacitor C3, two Ne of the BP3122 constant current chip
Foot sky connects to be connect with Out foot sky, connect transforming circuit input port, institute with the second diode D2 cathode after two Drain feet short circuits
It is connected between BP3122 constant current chip Vcc foot and the second diode D2 cathode after stating first resistor R1 and 3rd resistor R3 series connection,
The alternating current port for connecting alternating current includes AC1 and AC2, and GND foot is connect with one end AC2 of alternating current port；The second capacitor C2 mono-
End is connect with the second diode D2 cathode, and the other end is connect with GND foot；Described 4th one end resistance R4 is connect with CS foot, another
End is connect with GND foot.
Further, the transforming circuit includes inductive transformer T1 and first diode D1, the inductive transformer T1 defeated
One terminal of exit port is connect with first diode D1 anode, at the cathode of first diode D1 and another end of output port
Second resistance R2 and first capacitor C1 in parallel are connected between son, the one end the second resistance R2 and third diode D3 anode connect
It connects, the other end is connect with battery cathode.
The working principle of circuit:
Circuit operation principle:
D2, C2, C3, R1, R2, R3, U1, T1, D1, C1, R2 form power module 100, export stable voltage, realization pair
Rechargeable battery BT1 charging and the power supply to circuit below；D3, SW1, D4 form ACDC switch control module 200；R5,R12,
Mic1, R6, C4, C5, Q3, R7, R8, Q4, U2, R9, C6, D5, R13, R10, R11, Q5, Q2, Q1 form acoustic control module 300；When
When having voice signal, electric signal is converted to by microphone Mic1, the variation of the voltage of 2 foot of U2 is controlled by Q3 and Q4,
To make U23 foot output high level and low level, control Q5, Q2, Q1's is turned on and off, and then controls the on and off of LED light；
When toggle switch SW1 is in AC grades, diode D4 does not access circuit, and for product in charging, illuminating LED lamp still can be bright；
When toggle switch SW1 is in DC grades, diode D4 is accessed in circuit, and for product in charging, the base stage of Q5 is high level, Q5
Conducting, Q2 cut-off, Q1 base stage low level, Q1 cut-off, illuminating LED lamp extinguish；Illuminating LED lamp cannot be bright when DC state is charging,
To distinguish AC state.
The working principle of delay circuit:
After power on circuitry, when without the burst sound, the 2nd foot of NE555 is high level, and monostable flipflop, which is in, stablizes shape
State, the 3rd foot export low level.
When there is the burst sound to occur, which is converted into alternating voltage signal through Micl, amplifies through Q3, Q4 two-stage
After add to the 2nd foot of NE555.In the negative half period of signal, circuit is overturn in NE555, and monostable flipflop is transformed to temporarily by stable state
State, the 3rd foot of NE555 export high level, and LED light is lit.Meanwhile C6 is through the 7th foot internal discharge circuit repid discharge of NE555
Afterwards, voltage again slowly charges to C6 through R9, constantly increase the 6th foot voltage of NE555.When the foot voltage rises to 2/3VDD,
NE555 resets, and is stable state by transient recovery, and the 3rd foot is transformed to low level by high level, and LED light is extinguished.
The above, the only preferred embodiment of the utility model, the utility model are not limited to above-mentioned implementation
Mode, as long as its technical effect for reaching the utility model with identical means, all should belong to the protection scope of the utility model.
Claims (6)
1. a kind of sound control circuit of band ACDC change-over switch function, it is characterised in that: including power module, ACDC switch control mould
Block and acoustic control module,
The power module is used to take electricity from alternating current and rectifies decompression and exports to ACDC switch control module；
The ACDC switch control module includes rechargeable battery, toggle switch, the first output end terminal and the second output terminals, charging
Anode and cathode are connect with power module outlet mouth for charging, and the rechargeable battery anode passes through toggle switch and the
The high potential position of the connection of one output terminal, power module outlet mouth is connect by toggle switch with second output terminal；
Acoustic control module includes microphone, by the 5th triode, the second triode, the one or three pole of microphone control conducting
Pipe, eleventh resistor, thirteenth resistor and LED light, second output terminal pass through thirteenth resistor and the 5th triode base
Pole connection, second transistor base connect with the 5th transistor collector, first transistor emitter and first defeated
Terminal connects out, and the LED light anode is connect with the first transistor collector, first transistor base and the second triode
Collector is connected by eleventh resistor, and the 5th transistor emitter, the second transistor emitter and LED light cathode connect
Ground.
2. a kind of sound control circuit of band ACDC change-over switch function according to claim 1, it is characterised in that: further include
Three diodes and the 4th diode, the third diode cathode are connect with the high potential position of power module outlet mouth,
Cathode is connect with anode；The toggle switch is double third gear toggle switch, the double same row of third gear toggle switch
Two pins in centre be shorted；Wherein in-between two pins of a row are connect with anode, two pins at both ends with
First lead-out terminal connection；Another in-between two pins of row are connect with the high potential position of power module outlet mouth, and two
Two pins at end, a sky connect, another connect with the 4th diode cathode, the 4th diode cathode and second output terminal
Connection.
3. a kind of sound control circuit of band ACDC change-over switch function according to claim 2, it is characterised in that: the acoustic control
Module further includes sound signal amplifying circuit, and the sound signal amplifying circuit includes third transistor, the 4th triode, the 4th
Capacitor, the 5th resistance, twelfth resistor, the 6th resistance, the 7th resistance and the 8th resistance, described 5th resistance one end and first defeated
Outlet connection, twelfth resistor, the 6th resistance, the 7th resistance and the 8th resistance one end connect with the other end of the 5th resistance
It connects；Microphone one end described in the other end of the twelfth resistor, microphone other end ground connection；The emitter of third transistor connects
Ground, base stage are connect with the 6th resistance other end, and the collector of third transistor is connect with the base stage of the 4th triode；Four or three
The emitter of pole pipe is grounded, and base stage is connect with the other end of the 7th resistance, the collector of the 4th triode and the 8th resistance
Other end connection.
4. a kind of sound control circuit of band ACDC change-over switch function according to claim 3, it is characterised in that: the acoustic control
Module further includes delay circuit, and the delay circuit includes NE555 chip, the 9th resistance, the 6th capacitor and the 5th diode, institute
The 2nd foot of NE555 chip to be stated to connect with the 4th transistor collector, the 4th foot and the 8th foot are connect with the 5th resistance low level one end,
1st foot ground connection, the 5th foot sky connect；9th resistance one end is connect with the 5th resistance low level one end, another termination NE555 chip the 6th
One end of foot and the 7th foot and the 6th capacitor, the 6th capacitor other end ground connection；The 3rd foot of NE555 chip and the 5th diode
Anode connection, the 5th diode cathode connect second output terminal.
5. a kind of sound control circuit of band ACDC change-over switch function according to claim 1, it is characterised in that: the power supply
Module includes the rectification circuit being made of one second diode, the constant-current circuit being connected with the rectifying circuit and connects with constant-current circuit
The transforming circuit connect, the constant-current circuit include BP3122 constant current chip, first resistor, 3rd resistor, the second capacitor, the 4th electricity
Resistance and third capacitor, two Ne foot skies of the BP3122 constant current chip connect to be connect with Out foot sky, two Drain feet be shorted after with the
Two diode cathodes connect transforming circuit input port, are connected to BP3122 constant current after the first resistor and 3rd resistor series connection
Between chip Vcc foot and the second diode cathode, GND foot is connect with one end of alternating current port；Second capacitor one end and second
Diode cathode connection, the other end are connect with GND foot；Described 4th resistance one end is connect with CS foot, and the other end and GND foot connect
It connects.
6. a kind of sound control circuit of band ACDC change-over switch function according to claim 5, it is characterised in that: the transformation
Circuit includes inductive transformer and first diode, and one terminal of the inductive transformer output port and first diode are positive
Connection is connected with second resistance and the first electricity in parallel between the cathode of first diode and another terminal of output port
Hold, described second resistance one end is connect with third diode cathode, and the other end is connect with battery cathode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821446784.0U CN209435482U (en) | 2018-09-04 | 2018-09-04 | A kind of sound control circuit of band ACDC change-over switch function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821446784.0U CN209435482U (en) | 2018-09-04 | 2018-09-04 | A kind of sound control circuit of band ACDC change-over switch function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209435482U true CN209435482U (en) | 2019-09-24 |
Family
ID=68006545
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821446784.0U Active CN209435482U (en) | 2018-09-04 | 2018-09-04 | A kind of sound control circuit of band ACDC change-over switch function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209435482U (en) |
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2018
- 2018-09-04 CN CN201821446784.0U patent/CN209435482U/en active Active
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Effective date of registration: 20230120 Address after: 529000 Room 203, Floor 2, Building 1, No. 21, Jintong Road, Tangxia Town, Pengjiang District, Jiangmen City, Guangdong Province Patentee after: Jiangmen Xiaosong Intelligent Technology Co.,Ltd. Address before: 529085 301, Floor 3, Building 2, No. 21, Jintong Road, Tangxia Town, Pengjiang District, Jiangmen City, Guangdong Province Patentee before: JIANGMEN PENGJIANG DISTRICT JINYING TECHNOLOGY Co.,Ltd. |