CN108541123A - A kind of single live wire power getting switch - Google Patents
A kind of single live wire power getting switch Download PDFInfo
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- CN108541123A CN108541123A CN201810524319.2A CN201810524319A CN108541123A CN 108541123 A CN108541123 A CN 108541123A CN 201810524319 A CN201810524319 A CN 201810524319A CN 108541123 A CN108541123 A CN 108541123A
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- voltage
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- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Abstract
The present invention provides a kind of single live wire power getting switch, single live wire power getting switch be usually serially connected in load~220V alternating currents on, include mainly voltage conversion module, standby power-supply circuit, open power-supply circuit, ON-OFF control circuit, intelligent control panel, the standby power-supply circuit includes voltage reduction module, voltage stabilization module；The voltage reduction module, the high pressure for exporting voltage conversion module reduce；Voltage stabilization module, the voltage for adjusting and stablizing voltage reduction module output；The input terminal of the output end connection voltage reduction module of the voltage conversion module, the input terminal of the output end connection voltage stabilization module of the voltage reduction module.The present invention provides a kind of single live wire power getting switches, can take electricity in the case of opening in load power down, and can obtain the larger electric energy of power, to meet intelligent control panel of the driving with WIFI schemes, realize household appliances intelligentized control method.
Description
Technical field
The present invention relates to electronic switching technology fields more particularly to a kind of single live wire power getting to switch.
Background technology
The switch wiring of traditional-family is all a firewire, and mechanical break-make realizes switch；At present due to WiFi technology
Development, household appliances all develop toward intelligent control direction；Smart machine needs real-time working just to need have power supply including opening in real time
It closes in the off state；Intelligentized control method is realized under traditional-family's switch wiring, it is necessary to which solution takes electricity from single firewire
And intelligent panel is supplied electricity to, under without the existing wire laying mode of change, realize home intelligent panel touch control or long-range
APP is controlled.
Single firewire is standby to take electricity to be limited to flow through the electric current of load, and electric current is too small to cause single live wire power getting to switch standby shape
Job insecurity under state, electric current, which crosses conference, influences load, if load is lamp, can lead to light glimmer, influence normal use.
(single live wire power getting switchs Chinese invention patent：201510181083.3) a kind of single live wire power getting switch is disclosed,
The single live wire power getting switch is serially connected in load on 220V alternating currents, and the single live wire power getting switch includes control circuit, rectification
Two wiring of bridge, silicon-controlled, diode and capacitance, the rectifier bridge terminate on 220V alternating currents, and the rectifier bridge is in addition
Two terminals one end ground connection, the other end connect the anode of diode and silicon-controlled anode, and the silicon-controlled cathode is grounded,
The low-voltage direct forward direction output end of one end and control circuit of the cathode connection capacitance of the diode, the other end of the capacitance
Ground connection, the low-voltage direct negative sense output end ground connection of the control circuit, the silicon-controlled control pole connect the control circuit
Switch control terminal；Although single live wire power getting may be implemented in the case where not changing wiring in single live wire power getting switch,
There is still a need for work by the electric current in load for the invention so that is easily in the presence of that electric current is excessive or too small, influences just
It is often used, and the power exported is smaller.
A kind of Chinese invention patent (list firewire soft-touch control：201620570642.X) to disclose a kind of include single firewire list
Member, holding unit, anti-interference unit and touch unit, the break-make that controllable AC switching circuit is controlled by capacitance type touch key are real
Existing switching function.The list firewire soft-touch control can effectively filter out disturbing pulse more than Hz noise and power frequency, i.e.,
Allow width be more than specified value normal touch operation pulse signal pass through, automatic fitration bear broad pulse during positive burst pulse and
Negative burst pulse during positive broad pulse especially quick-recovery filter capacity can filter continuous positive burst pulse or bear narrow arteries and veins soon
Rush interference signal；But the list firewire soft-touch control still cannot solve in circuit because electric current is excessive or it is too small due to the lamp that occurs dodges
Bright unstable problem, also output power is smaller, cannot drive the intelligent panel with WIFI.
Invention content
For solve above-mentioned output electric energy power it is small and the technical issues of the intelligent panel with WIFI cannot be driven, the present invention adopts
Technical solution is a kind of single live wire power getting switch, including voltage conversion module, standby power-supply circuit, open power-supply circuit,
ON-OFF control circuit, intelligent control panel,
The voltage conversion module, for converting alternating voltage in more pure direct current；
The standby power-supply circuit is the intelligence for obtaining high-power electric energy in single firewire in the case where loading closed state
It can control panel power supply；
It is described to open power-supply circuit, it is the intelligence for obtaining high-power electric energy in single firewire in the case where loading opening state
It can control panel power supply；
The ON-OFF control circuit, for control load open or close state；
The intelligent control panel, for send and receive off/on load control signal and export off/on
Control signal；
The output end of the voltage conversion module is separately connected the standby power-supply circuit, opens power-supply circuit, switch control
Circuit processed；
The standby power-supply circuit includes voltage reduction module, voltage stabilization module；The voltage reduction module, for converting voltage
The high pressure of module output reduces；Voltage stabilization module, the voltage for adjusting and stablizing voltage reduction module output；
The input terminal of the output end connection voltage reduction module of the voltage conversion module, the output end connection of the voltage reduction module
The input terminal of voltage stabilization module.
Preferably, the voltage conversion module includes bidirectional triode thyristor SCR2, rectifier bridge J1, capacitance C4；The rectifier bridge
J1 exchanges input pin AC1 connects the T2 feet of bidirectional triode thyristor SCR2, the cathode of rectifier bridge J1 direct current outputs V- connection capacitances C4, rectification
The anode of bridge J1 direct current outputs V+ connection capacitances C4；By alternating voltage faint the bidirectional triode thyristor SCR2 through the rectification
After bridge J1 rectifications, more pure DC voltage is obtained after capacitance C4 filtering.
Preferably, further include optocoupler U2, the intelligent control panel passes through one end of optocoupler U2 and ON-OFF control circuit and connects
It connects, the bidirectional triode thyristor SCR2 in the other end connection voltage conversion module of ON-OFF control circuit；
When intelligent control panel control IO is high level, optocoupler U2 conductings can pass through when optocoupler U2 is connected and switch control
Circuit triggers the filp-flop stage of bidirectional triode thyristor SCR2, to make bidirectional triode thyristor SCR2 be connected；
Intelligent control panel control IO be low level when, optocoupler U2 by when, the filp-flop stage of bidirectional triode thyristor SCR2 does not have
Trigger signal, bidirectional triode thyristor SCR2 are closed, to realize that low-voltage controls opening and closing for electric main；
When the bidirectional triode thyristor SCR2 conductings, standby power-supply circuit does not work, and opens power-supply circuit work；
When the bidirectional triode thyristor SCR2 is not turned on, standby power-supply circuit work opens power-supply circuit and does not work；
Preferably, the standby power-supply circuit uses flyback switching topological structure, power supply delivery efficiency high；Standby
When, when standby, output power can reach 3.3W.
Preferably, the single power-supply circuit of opening can export the power of 1W, and when multiple-channel output is superimposed multiple open-minded
Power-supply circuit output power can reach 2W.
Preferably, the voltage reduction module includes start unit, control chip power supply unit, transformer pressure-reducing unit；
The start unit, for activating and driving power itself unit to work normally；The power itself unit, is used for
Maintain the control required voltage of chip operation；The transformer pressure-reducing unit, for the output of chip power supply unit will to be controlled
High pressure reduces；
The output end of the voltage conversion module connects the input terminal of the start unit, the output end of the start unit
It is connect with the control chip power supply unit, the output end of the control chip is connect with transformer pressure-reducing unit.
Preferably, the transformer pressure-reducing unit includes：Control chip IC 1, transformer BYQ1, MSO pipe T1；
The control chip IC 1 is current-mode pulse control technique, and the OUT feet of the control chip IC 1 export pulse
Width (PWM) signal；
When pulse is high level, MSO pipes T1 conducting, direct current after rectifying and wave-filtering by transformer BYQ1 primary around
Group storage energy；
When pulse is low level, metal-oxide-semiconductor T1 is closed, and the armature winding of transformer BYQ1 releases energy, transformer BYQ1's
It is coiled by the coil of certain turn ratio between armature winding and the secondary windings of transformer BYQ1, to reach decompression purpose.
Preferably, the transformer pressure-reducing unit further includes RCD absorption circuits, protection circuit；
The RCD absorption circuits are made of diode D2, resistance R2, capacitance C2, for protecting metal-oxide-semiconductor T1；
The protection circuit includes resistance R1, capacitance C1, diode D1, the resistance R1, capacitance C1 absorption diodes D1
Reversed spike, be used for protection diode D1.
Preferably, the voltage stabilization module includes control chip IC 1, optocoupler U1, resistance R8, voltage-stabiliser tube Z1；The light
The COMP feet of the one end coupling U1 connection control chip, the other end connect one end of voltage-stabiliser tube Z1, the other end connection electricity of voltage-stabiliser tube Z1
Hinder R8；
It is taken within the scope of electric output power standby, when output voltage changes, output voltage gets higher or is lower, and can pass through electricity
R8, voltage-stabiliser tube Z1, optocoupler U1 are hindered, the COMP of control chip IC 1 is fed back to, the COMP feet of the control chip IC 1 are mainly adopted
For sample to the curent change of optocoupler U1 receiving terminal collection emitter-base bandgap gradings, control chip IC 1 can adjust automatically OUT feet pulse width (PWM) duty
Than the transformer BYQ1 primary energies will increase or decrease, to maintain the output of constant voltage.
Preferably, the common I/O port of terminal device and MCU of the intelligent control panel equipped with 2.4G WIFI, MCU are common
I/O port connect with the emitting diode anode of optocoupler U2, so that it may with control load Push And Release；
The intelligent control panel uses 802.11 wireless communication techniques of IEEE of Wi-Fi, not only may be implemented commonly to open
The function and light status display function of pass, and dedicated router can be connected by Wi-Fi, with other smart machines
Form whole intelligent home control system.
It compares with the prior art, the beneficial effect comprise that：
(1) a kind of single live wire power getting switch provided by the invention, can realize in the state that load is opened and is disconnected
Electricity is taken on single firewire, and its electric energy power obtained is larger, can support the voltage needed for WIFI function, and it is steady with voltage
Cover half block can automatically adjust voltage, to export stable voltage, and can realize that household appliances truly are intelligent
Control；
(2) intelligent control panel provided by the invention is a intelligent light control switch.Using the IEEE of Wi-Fi
802.11 wireless communication techniques, not only may be implemented the function and light status display function of regular tap, but also can pass through
Wi-Fi is connected into dedicated router, and whole intelligent home control system is formed with other smart machines, realizes long-range control
System, timing controlled, coordinated signals do the more intelligent function such as association and interaction with other products.
Description of the drawings
Fig. 1 is the circuit diagram of single live wire power getting switch provided by the invention；
Fig. 2 is the circuit diagram of standby power-supply circuit provided by the invention；
Fig. 3 is the circuit diagram that the present invention provides single live wire power getting switch.
Specific implementation mode
Below in conjunction with the accompanying drawings, the specific implementation mode of the present invention is described in detail.
In the present invention single live wire power getting switch, including voltage conversion module, standby power-supply circuit, open power-supply circuit,
ON-OFF control circuit, intelligent control panel；Voltage conversion module, for converting alternating voltage in more pure direct current；
Standby power-supply circuit is supplied for obtaining high-power electric energy in single firewire in the case where loading closed state for the intelligent control panel
Electricity；Standby power-supply circuit includes voltage reduction module, voltage stabilization module；Voltage reduction module, the height for exporting voltage conversion module
Pressure drop is low；Voltage stabilization module, the voltage for adjusting and stablizing voltage reduction module output；The output end of voltage conversion module connects
The input terminal of voltage reduction module, the input terminal of the output end connection voltage stabilization module of the voltage reduction module.
Power-supply circuit is opened, is that the intelligence is controlled for obtaining high-power electric energy in single firewire in the case where loading opening state
Panel power supply processed；ON-OFF control circuit, for control load open or close state；Intelligent control panel, for receive and
It sends the control signal of off/on load and exports off/on control signal；
The output end of voltage conversion module is separately connected the standby power-supply circuit, opens power-supply circuit, switch control electricity
Road；
Voltage transformation module includes bidirectional triode thyristor SCR2, rectifier bridge J1, capacitance C4；It is faint by bidirectional triode thyristor SCR2
The rectified bridge J1 rectifications of alternating voltage after, obtain more pure DC voltage after capacitance C4 filtering, capacitance C4 can drop
The output ripple of low rectifier filter；
Intelligent control panel is connected by one end of optocoupler U2 and ON-OFF control circuit, and the other end of ON-OFF control circuit connects
Meet the bidirectional triode thyristor SCR2 in voltage conversion module；
When intelligent control panel control IO is high level, optocoupler U2 conductings can pass through when optocoupler U2 is connected and switch control
Circuit triggers the filp-flop stage of bidirectional triode thyristor SCR2, to make bidirectional triode thyristor SCR2 be connected；
Intelligent control panel control IO be low level when, optocoupler U2 by when, the filp-flop stage of bidirectional triode thyristor SCR2 does not have
Trigger signal, bidirectional triode thyristor SCR2 are closed, to realize that low-voltage controls opening and closing for electric main；
When bidirectional triode thyristor SCR2 conductings, standby power-supply circuit does not work, and opens power-supply circuit work；
When bidirectional triode thyristor SCR2 is not turned on, standby power-supply circuit work opens power-supply circuit and does not work；
Specifically, under standby mode, bidirectional triode thyristor SCR2 is not turned on, standby to take electrical circuit path：Firewire L → insurance
Silk FUSE → rectifier bridge J1 → load → zero curve, due to thering is faint electric current to flow on zero curve to be formed into a loop by load；
Exchange~200V50HZ voltages are filtered after rectification by capacitance C4 by rectifier bridge rectification J1, supply electricity to Switching Power Supply control core
Piece IC1, standby power-supply circuit topological structure is reverse exciting topological；Switching Power Supply controls the voltage that chip IC 1 samples optocoupler U1, adjusts
Whole PWM duty cycle is the turn-on time controlled in the metal-oxide-semiconductor T1 switching frequency lower periods, by the former secondary side turn ratio of transformer BYQ1,
Required voltage VCC is obtained, VCC supplies electricity to intelligent control panel；Transformer BYQ1 auxiliary windings pass through diode D3, resistance
R4, capacitance C6 control 1 continued power of chip IC to Switching Power Supply；
Under opening state, bidirectional triode thyristor SCR2 conductings, the both ends bidirectional triode thyristor SCR2 pressure difference is zero, rectifier bridge J1 inputs
Side pressure difference is zero, and standby power-supply circuit does not work, and is switched to and opens power-supply circuit；It opens and takes electrical circuit path：J firewires L → bis-
There is output voltage VCC to 2 → rectifier bridge of controllable silicon SCR J2 → unidirectional controllable silicon S CR1 → isolating diode D4 → capacitance C3,
VCC supplies electricity to intelligent control panel.
It is to supply electricity to capacitance C3 using 50HZ exchanges to charge to open power-supply circuit；VCC output voltages can take electricity than standby at this time
The voltage of circuit output is high；The COMP of control chip IC 1 supports continuous detection optocoupler U1 feedback currents, so as to adjust duty ratio, directly
It is closed to standby sense circuit；
Switch control circuit：Control IO is that U2 → one-way SCR conducting SCR1 → resistance R10 is connected in high level → optocoupler
→ rectifier bridge J2 → bidirectional triode thyristor SCR2 triggering ends → bidirectional triode thyristor SCR2 conductings；Diode D5 is to maintain one-way SCR
SCR1 is connected；
The voltage stabilization module includes control chip IC 1, optocoupler U1, resistance R8, voltage-stabiliser tube Z1；The one end the optocoupler U1
The COMP feet of connection control chip, the other end connect one end of voltage-stabiliser tube Z1, the other end connection resistance R8 of voltage-stabiliser tube Z1；
It is taken within the scope of electric output power standby, when output voltage changes, output voltage gets higher or is lower, and can pass through electricity
R8, voltage-stabiliser tube Z1, optocoupler U1 are hindered, the COMP of control chip IC 1 is fed back to, the COMP feet of the control chip IC 1 are mainly adopted
For sample to the curent change of optocoupler U1 receiving terminal collection emitter-base bandgap gradings, control chip IC 1 can adjust automatically OUT feet pulse width (PWM) duty
Than the transformer BYQ1 primary energies will increase or decrease, to maintain the output of constant voltage.
Standby power-supply circuit uses flyback switching topological structure, power supply delivery efficiency high；When standby, VCC can be exported
Power reaches 3.3W, can drive the intelligent control panel with WIFI schemes enough.
The power of 1W can be exported by opening power-supply circuit, and when multiple-channel output, which is superimposed, multiple opens power-supply circuit output power energy
Reach 2W；Also it can meet intelligent control panel of the driving with WIFI schemes；
The common I/O port of terminal device and MCU of the intelligent control panel provided in the present invention equipped with 2.4G WIFI, MCU
Common I/O port is connect with optocoupler U2 emitting diode anodes；Intelligent control panel is equipped with the terminal device and MCU of 2.4G WIFI
Common I/O port, I/O port common MCU are connect with optocoupler U2 emitting diode anodes, so that it may with the Push And Release of control load；Intelligence
Energy panel has band WIFI function, is route in connection, so that it may with the Push And Release loaded by controls such as mobile phone, computers, intelligent control
Panel controls IO high level control optocoupler U2 conductings, unidirectional controllable silicon S CR1 conductings, double by resistance R10, rectifier bridge J2, control
To 2 conducting state of controllable silicon SCR, to realize that low-voltage controls opening and turning off for electric main.
Voltage reduction module includes mainly start unit, control chip power supply unit, transformer pressure-reducing unit；
Start unit includes：Resistance R3, capacitance C6, chip IC 1,
The resistance R3 provided in the present invention is the start-up resistor for controlling chip, by resistance R3 to control when power supply electrifying is switched on
The capacitance C4 chargings at the ends VCC of coremaking piece IC1, until the VCC port voltages of control chip IC 1 reach opening for control chip IC 1
Dynamic voltage VTH (ON) time control coremaking piece IC1 is just activated and entire power-supply system is driven to work normally；
Specifically, firewire obtains direct current by rectifier bridge J1, filter capacitor C4, control core is supplied electricity to by resistance R3
The VCC feet of piece IC1, control chip IC 1 are started to work, and capacitance C6 is filter capacitor；
Controlling chip power supply unit includes：Transformer BYQ1 auxiliary windings, diode D3, resistance R4, capacitance C6, control core
The VCC feet of piece IC1 maintain control chip IC 1 to work required voltage,
Specifically, after power work, the operating voltage of control chip IC 1 is by transformer BYQ1 auxiliary windings, two poles
Pipe D3, resistance R4, capacitance C6 are provided；
Transformer pressure-reducing unit includes：Control the OUT feet of chip IC 1, resistance R5, metal-oxide-semiconductor T1, transformer BYQ1 primary around
Group, transformer BYQ1 secondary windings, diode D1, capacitance C3, resistance R6, resistance R7；Resistance R6 is setting control chip IC 1
The pulse frequency of generation, resistance R7 are the electric currents for controlling chip IC 1 and sampling transformer BYQ1 armature windings；
It is current-mode pulse control technique to control chip IC 1, controls the OUT feet output pulse width (PWM) of chip IC 1
Signal；It periodically closes and opens metal-oxide-semiconductor T1；
It when pulse is high level, is connected by resistance R5, MSO pipe T1, diode D1 cut-offs, the excitatory electricity of transformer BYQ1
Sense and leakage inductance are electrically charged, and the direct current after rectifying and wave-filtering stores energy by transformer BYQ1 armature windings；
When pulse is low level, metal-oxide-semiconductor T1 is closed, diode D1 conductings, and the energy stored on magnetizing inductance passes through transformation
Device BYQ1 is passed to output, but the energy in leakage inductance does not transmit and suddenly drops to zero, can be appeared in there are one high pressure spine
In the T1 drain electrodes of its metal-oxide-semiconductor, excessively high voltage may puncture metal-oxide-semiconductor T1, i.e. RCD absorption circuits in metal-oxide-semiconductor T1 drain electrodes, be used for
Metal-oxide-semiconductor T1, the i.e. armature winding of transformer BYQ1 is protected to release energy, the armature winding of transformer BYQ1 is with transformer BYQ1's
It is coiled by the coil of certain turn ratio between secondary windings, to reach decompression purpose；
Transformer pressure-reducing unit further includes RCD absorption circuits, protection circuit, and RCD absorption circuits are by diode D2, resistance
R2, capacitance C2 compositions, for protecting metal-oxide-semiconductor T1；
Protection circuit include resistance R1, capacitance C1, diode D1, the resistance R1, capacitance C1 absorption diodes D1 it is anti-
To spike, it to be used for protection diode D1；
Intelligent control panel is a intelligent light control switch.Skill is wirelessly communicated using the IEEE 802.11 of Wi-Fi
Art, not only may be implemented the function and light status display function of regular tap, but also dedicated road can be connected by Wi-Fi
By device, whole intelligent home control system is formed with other smart machines, realizes remote control, timing controlled, linkage control
System, the more intelligent function such as association and interaction is done with other products；
Function declaration
1, equipment is powered:Using the single live wire power getting technology of this patent, equipment power supply is realized；
Due to the WIFI communication technology of use and the lamplight pointing scheme of 256 colors, Overall Power Consumption needs this patent in 0.9W
The power supply technique of single live wire power getting could work normally；
2, local control：In no access Wi-Fi network can normal control be connected on the light in equipment；
When user does not have networking requirement, can be used when the equipment of a non-networked, instead of traditional mechanical switch face
Plate；
3, it accesses under Wi-Fi network state and can be configured to " control one ", " control is more " control effect.
4, remote control：Equipment accesses public network by router, realizes remote data communication, it can be achieved that long-range control
System, equipment can be that control terminal can also be actuating station, and online equipment can control it and carry out switch lamp, it also can control
The meetings such as all online equipments, such as light, curtain, the background music of control other positions；
5, the pilot light color of three touch controlled keys can be defined freely, the control using MBI6023 to three-primary color LED
System realizes freely controlling for 256 colors, and user can define the arbitrary instruction color of opening and closing according to personal like；
Join shown in Fig. 3, Fig. 3 is the circuit theory schematic diagram that the present invention provides single live wire power getting switch；It is provided in the present invention
Single live wire power getting switch, L is connected on~220V alternating currents on, LOUT is connected on load, loads and is connected on zero curve；Firewire L is connected to guarantor
On dangerous silk FUSE；
The cathode of rectifier bridge J1 direct current outputs V- connection capacitances C4, rectifier bridge J1 direct current outputs V+ connection capacitances C4 is just
Pole, one end anode connection resistance R3 of C4, the VCC feet of the other end connection IC1 of resistance R3；Rectifier bridge J1 exchange input pins AC1
The T2 feet of bidirectional triode thyristor SCR2 are connect, rectifier bridge J1 exchanges input pin AC2 connects the cathode of capacitance C3；Capacitance C4 anodes connect capacitance
C2 and the one end resistance R2, capacitance C2 connect the cathode of diode D2 with the resistance R2 other ends, and diode D2 anodes connect metal-oxide-semiconductor T1's
The poles D；Capacitance C4 anodes connect one end of transformer BYQ1 primary windings, and primary winds the other end (Same Name of Ends) and connects
The D grades of metal-oxide-semiconductor T1；The ends CS of the poles the S connection control chip IC 1 of metal-oxide-semiconductor T1, while one end of resistance R7 is connected, resistance R7 is another
One end is connected to capacitance C4 cathode；One end of the poles the D connection resistance R5 of metal-oxide-semiconductor T1, the resistance R5 other ends connect the OUT pipes of IC1
Foot；The anode of the Same Name of Ends connection diode D3 of BYQ1 auxiliary windings, one end cathode connection resistance R4 of diode D3, resistance R4
The other end connects the VCC pins of IC1, and capacitance C6 anodes are connected to the VCC pins of IC1, and capacitance C6 cathode are connected to capacitance C4's
Cathode；The GND pins of IC1 are connected to the cathode of capacitance C4, and the COMP pins of IC1 connect one end of capacitance C5, and capacitance C5 is another
End is connected to the cathode of capacitance C4；One end RT pin connecting resistance R6 of IC1, the cathode of another termination capacitor C4 of resistance R6；Transformation
The cathode of the secondary winding transformer termination capacitor C3 of the same name of device BYQ1, the sun of another terminating diode D1 of secondary winding transformer of transformer BYQ1
Pole, diode D1 cathodes meet the anode of capacitance C3, the anode of mono- terminating diode D1 of resistance R1, another termination capacitor C1 of resistance R1
One end, the anode of another termination capacitor C3 of capacitance C1；One end anode connecting resistance R8 of optocoupler U1 transmitting tubes, resistance R8's is another
The anode of termination capacitor C3, optocoupler U1 transmitting tube cathodes connect the cathode of capacitance C3；Optocoupler U1 receiving terminal collectors meet the COMP of IC1
The emitter of pin, optocoupler U1 reception pipes connects the cathode of capacitance C4；
The T2 feet of bidirectional triode thyristor SCR2 connect load, while meeting rectifier bridge J2 exchange input pin AC1, and rectifier bridge J2 exchanges are defeated
Enter the GATE feet that foot AC2 meets bidirectional triode thyristor SCR2；
The GATE of bidirectional triode thyristor SCR2 meets one end of capacitance C8, the T1 of another termination bidirectional triode thyristor SCR2 of capacitance C8
Foot；Voltage-stabiliser tube Z1 anodes connect the GATE feet of bidirectional triode thyristor SCR2, and the one end voltage-stabiliser tube Z1 cathode connecting resistance R13, resistance R13's is another
The T1 feet of one termination bidirectional triode thyristor SCR2；Rectifier bridge J2 direct current output foot V+ orders unidirectionally may be used to the anode of controllable silicon SCR 1
The cathode of control silicon SCR1 connects the anode of diode D4, and the cathode of diode D4 connects the anode of capacitance C3；Rectifier bridge J2 direct current outputs
The one end foot V+ connecting resistance R9, the anode of the cathode and capacitance C7 of another termination voltage-stabiliser tube Z2 of resistance R9, the cathode of voltage-stabiliser tube Z2 and
The cathode of capacitance C7 connects rectifier bridge J2 direct current output V- feet；One end of the control terminating resistor R11 of unidirectional controllable silicon S CR1, resistance
The emitter of another termination optocoupler U2 receiving terminals of R11, optocoupler U2 receiving terminal collectors connect the anode of capacitance C7；The moon of diode D5
Pole connects the anode of capacitance C7, and the anode of diode D5 connects the anode of diode D4, and resistance R10 meets diode D5 anodes, resistance R10
Another termination rectifier bridge J2 direct current outputs V-.
A series of detailed description described above is illustrated only for feasible embodiment of the invention,
They are not to limit the scope of the invention, in the knowledge that the technical field those of ordinary skill has
Interior, the various change made without departing from the purpose of the present invention all belongs to the scope of protection of the present invention.
Claims (10)
1. a kind of single live wire power getting switch, which is characterized in that including voltage conversion module, standby power-supply circuit, open take it is electric
Road, ON-OFF control circuit, intelligent control panel,
The voltage conversion module, for converting alternating voltage in more pure direct current；
The standby power-supply circuit is that the intelligence is controlled for obtaining high-power electric energy in single firewire in the case where loading closed state
Panel power supply processed；
It is described to open power-supply circuit, it is that the intelligence is controlled for obtaining high-power electric energy in single firewire in the case where loading opening state
Panel power supply processed；
The ON-OFF control circuit, for control load open or close state；
The intelligent control panel, for send and receive off/on load control signal and export off/on control
Signal；
The output end of the voltage conversion module is separately connected the standby power-supply circuit, opens power-supply circuit, switch control electricity
Road；
The standby power-supply circuit includes voltage reduction module, voltage stabilization module；The voltage reduction module is used for voltage conversion module
The high pressure of output reduces；Voltage stabilization module, the voltage for adjusting and stablizing voltage reduction module output；
The input terminal of the output end connection voltage reduction module of the voltage conversion module, the output end of the voltage reduction module connect voltage
The input terminal of stable module.
2. a kind of single live wire power getting switch as described in claim 1, which is characterized in that the voltage conversion module includes two-way
Controllable silicon SCR 2, rectifier bridge J1, capacitance C4；The rectifier bridge J1 exchanges input pin AC1 connects the T2 feet of bidirectional triode thyristor SCR2, whole
Flow the cathode of bridge J1 direct current outputs V- connection capacitances C4, the anode of rectifier bridge J1 direct current outputs V+ connection capacitances C4；By described
Alternating voltage faint bidirectional triode thyristor SCR2 obtains more pure after the rectifier bridge J1 rectifications after capacitance C4 filtering
DC voltage.
3. a kind of single live wire power getting switch as claimed in claim 2, which is characterized in that further include optocoupler U2, the intelligence control
Panel processed is connected by one end of optocoupler U2 and ON-OFF control circuit, and the other end of ON-OFF control circuit connects voltage conversion module
In bidirectional triode thyristor SCR2；
When intelligent control panel control IO is high level, optocoupler U2 conductings when optocoupler U2 is connected, can pass through ON-OFF control circuit
The filp-flop stage for triggering bidirectional triode thyristor SCR2, to make bidirectional triode thyristor SCR2 be connected；
Intelligent control panel control IO be low level when, optocoupler U2 by when, the filp-flop stage of bidirectional triode thyristor SCR2 does not have triggering
Signal, bidirectional triode thyristor SCR2 are closed, to realize that low-voltage controls opening and closing for electric main；
When the bidirectional triode thyristor SCR2 conductings, standby power-supply circuit does not work, and opens power-supply circuit work；
When the bidirectional triode thyristor SCR2 is not turned on, standby power-supply circuit work opens power-supply circuit and does not work.
4. a kind of single live wire power getting switch as described in claim 1, which is characterized in that the standby power-supply circuit uses flyback
Formula switch topology, power supply delivery efficiency are high；When standby, output power can reach 3.3W.
5. a kind of single live wire power getting switch as described in claim 1, which is characterized in that the power-supply circuit of opening can export
The power of 1W, when multiple-channel output, which is superimposed multiple power-supply circuit output powers of opening, can reach 2W.
6. a kind of single live wire power getting switch as described in claim 1, which is characterized in that the voltage reduction module includes starting list
Member, control chip power supply unit, transformer pressure-reducing unit；
The start unit, for activating and driving power itself unit to work normally；The control chip power supply unit, is used for
Maintain the control required voltage of chip operation；The transformer pressure-reducing unit, for the output of chip power supply unit will to be controlled
High pressure reduces；
The output end of the voltage conversion module connects the input terminal of the start unit, the output end of the start unit and institute
Control chip power supply unit connection is stated, the output end of the control chip is connect with transformer pressure-reducing unit.
7. a kind of single live wire power getting switch as claimed in claim 6, which is characterized in that the transformer pressure-reducing unit includes：
Control chip IC 1, transformer BYQ1, MSO pipe T1；
The control chip IC 1 is current-mode pulse control technique, the OUT foot output pwm signals of the control chip IC 1；
When pulse is high level, MSO pipes T1 conductings, the direct current after rectifying and wave-filtering is stored up by transformer BYQ1 armature windings
Deposit energy；
When pulse is low level, metal-oxide-semiconductor T1 is closed, and the armature winding of transformer BYQ1 releases energy, the primary of transformer BYQ1
It is coiled by the coil of certain turn ratio between winding and the secondary windings of transformer BYQ1, to reach decompression purpose.
8. a kind of single live wire power getting switch as claimed in claim 7, which is characterized in that the transformer pressure-reducing unit further includes
RCD absorption circuits, protection circuit；
The RCD absorption circuits are made of diode D2, resistance R2, capacitance C2, for protecting metal-oxide-semiconductor T1；
The protection circuit include resistance R1, capacitance C1, diode D1, the resistance R1, capacitance C1 absorption diodes D1 it is anti-
To spike, it to be used for protection diode D1.
9. a kind of single live wire power getting switch as claimed in claim 7, which is characterized in that the voltage stabilization module includes control
Chip IC 1, optocoupler U1, resistance R8, voltage-stabiliser tube Z1；The COMP feet of the one end optocoupler U1 connection control chip, other end connection
One end of voltage-stabiliser tube Z1, the other end connection resistance R8 of voltage-stabiliser tube Z1；
It is taken within the scope of electric output power standby, when output voltage changes, output voltage gets higher or is lower, and can pass through resistance
R8, voltage-stabiliser tube Z1, optocoupler U1, feed back to the COMP of control chip IC 1, and the COMP feet of the control chip IC 1 mainly sample
To the curent change of optocoupler U1 receiving terminal collection emitter-base bandgap gradings, the control meeting adjust automatically OUT foot PWM duty cycles of chip IC 1, the transformer
BYQ1 primary energies will increase or decrease, to maintain the output of constant voltage.
10. a kind of single live wire power getting switch as described in claim 1, which is characterized in that the intelligent control panel is equipped with
The common I/O port of the terminal device and MCU of 2.4G WIFI, I/O port common MCU are connect with the emitting diode anode of optocoupler U2,
The Push And Release of load can be controlled；
The intelligent control panel uses 802.11 wireless communication techniques of IEEE of Wi-Fi, and regular tap not only may be implemented
Function and light status display function, and dedicated router can be connected by Wi-Fi, it is formed with other smart machines
Whole intelligent home control system.
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| CN110337162A (en) * | 2019-04-28 | 2019-10-15 | 天彩电子（深圳）有限公司 | Single live wire power getting system and method based on intelligent switch |
| CN110519902A (en) * | 2019-10-09 | 2019-11-29 | 厦门阳光恩耐照明有限公司 | A kind of Wireless Light modulating ager |
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| CN111464161A (en) * | 2020-04-24 | 2020-07-28 | 温州大学 | Power supply system of single-live-wire power-taking switch and control method |
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| CN110337162B (en) * | 2019-04-28 | 2021-09-21 | 天彩电子（深圳）有限公司 | Single-live-wire power taking system and method based on intelligent switch |
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| CN113014082B (en) * | 2021-04-12 | 2022-04-19 | 青岛易来智能科技股份有限公司 | Low-power-consumption standby power supply, circuit, control method and intelligent product |
| CN113014082A (en) * | 2021-04-12 | 2021-06-22 | 青岛易来智能科技股份有限公司 | Low-power-consumption standby power supply, circuit, control method and intelligent product |
| CN114449718A (en) * | 2022-01-29 | 2022-05-06 | 深圳市特赛莱通用技术有限公司 | Single live wire dimmer circuit topology and single live wire intelligent dimmer |
| CN114449718B (en) * | 2022-01-29 | 2022-11-29 | 深圳市特赛莱通用技术有限公司 | Single live wire dimmer circuit topology and single live wire intelligent dimmer |
| CN114423108A (en) * | 2022-02-15 | 2022-04-29 | 成都朵颐科技有限公司 | Circuit for taking electricity and supporting power on-off control by single fire |
| CN114900058A (en) * | 2022-05-26 | 2022-08-12 | 深圳市丰利源节能科技有限公司 | Novel single live wire power supply device |
| CN117641642A (en) * | 2024-01-26 | 2024-03-01 | 江西众一信息产业股份有限公司 | Single fire intelligent lighting switch circuit |
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