CN103747592B - Intelligent single live wire serial connection touch wireless remote control switch on wall - Google Patents
Intelligent single live wire serial connection touch wireless remote control switch on wall Download PDFInfo
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- CN103747592B CN103747592B CN201410024887.8A CN201410024887A CN103747592B CN 103747592 B CN103747592 B CN 103747592B CN 201410024887 A CN201410024887 A CN 201410024887A CN 103747592 B CN103747592 B CN 103747592B
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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
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Abstract
The present invention proposes a kind of intelligent single live wire serial connection touch wireless remote control switch on wall, touch panel is connected with the input of capacitance touching control circuit, and the output of capacitance touching control circuit is connected to microcontroller; The control output end of microcontroller is connected with the controlled end of load controller; Live wire input is connected to load controller by power supply protection circuit and is connected to fire wire output end by power supply protection circuit, and load controller is used for closed or disconnects; Power supply protection circuit is also connected with power circuit by single live wire serial connection power-supply circuit, and load controller is also connected with power circuit by maintaining power-supply circuit; Power circuit is used for microcontroller and capacitance touching control circuit supply.The present invention effectively can isolate the contact of forceful electric power and user's human body, solves the problem produced at Lighting control, eliminates safe hidden trouble to greatest extent, and has the advantage of simple operation, safety and comfort, energy-conserving and environment-protective.
Description
Technical field
The present invention relates to the control device of lighting load, especially relate to the switch on wall of the higher household place of a kind of security level required and the control of public place lighting load.
Background technology
At present, in switch on wall field, general what use is all mechanical type tandem tap, or common remote control switch and common single live wire serial connection touch switch, and existing switch on wall all exists following common fault:
One. traditional mechanical switch, noise is large, and contact easily produces spark and brings out security incident, works as line short, be subject to strong thunder and lightning or overtension unstable time, hold very much and bring out the condition of a disaster, to make troubles the even security of the lives and property to user.In addition, when at wet environment, sleety weather, or the adverse circumstances that humidity is heavier, because human body is the region directly touching switch on wall, between plastic portions and circuit part, there is certain gap, not completely isolated, also the conduction property affecting switch on wall is held very much, switch contact is easily aging, and likely causes switch surface leakage, time serious, likely can cause human electric shock, jeopardize personal safety.Separately, traditional switch, is all adopt plastic front board, in long-time use procedure, easily turns to be yellow, even turn black, and be difficult to clean, particularly in kitchen, the many place of oil smoke or outdoor dusty place.Cause and change frequently, affect aesthetics and comfortableness.
Two. common remote control switch, because the problem of phase line series connection power taking does not solve, can only be applicable to common incandescent lamp, and the power dissipation ratio of circuit itself is comparatively large, has great limitation, be also easy to the waste causing electric energy simultaneously to controlled load.
Three. current common single live wire serial connection touch remote control switch on the market, due to wireless radio frequency remote control function will be realized, less radio-frequency receiver module and control circuit can consume gets certain electricity, power taking efficiency is low especially, stand-by power consumption is comparatively large, when using energy saving electronic load or low-power LED lamp and ceiling light, there will be cold flashing and resemble or out of control under the state of closing load, badly influence the life-span of use and load, even damage load.Separately, poor especially owing to touching part interference free performance, when when external interference, be easy to cause common single live wire serial connection touch remote control switch to crash, automatically bright, automatically go out, remote control is insensitive, it is insensitive to touch, problem and the limitation to load request such as automatic removing and remote controller pairing, load itself is only turned on light and turns off the light two states function, and when producing above-mentioned situation, then serious causing uses inconvenience.Traditional single live wire serial connection touch switch; Themaincontroller adopts controllable silicon or relay; there is no corresponding protection device and circuit, easily cause controllable silicon itself because of overcurrent or excessive pressure damages yet, and relay contact loose contact or contact sticky dead together and cause control malfunctioning.
Four. traditional switch, does not have protective circuit, and protective value is poor, if meet high voltage, during heavy current impact, easily burns out control switch itself or the load controlled.Time serious, electric wire even can be caused on fire and bring out fire.
Summary of the invention
Not enough for above-mentioned prior art, the technical problem to be solved in the present invention is to provide and a kind ofly overcomes the problem and potential safety hazard, simple operation, safety and comfort and energy-conservation switch on wall that switch on wall in above-mentioned prior art produces at Lighting control.
For solving the problems of the technologies described above, the technical solution used in the present invention is, intelligent single live wire serial connection touch wireless remote control switch on wall, comprises touch panel, capacitance touching control circuit, microcontroller, load controller, single live wire serial connection power-supply circuit, maintains power-supply circuit, power circuit, power supply protection circuit, live wire input and fire wire output end; Touch panel is connected with the input of capacitance touching control circuit, and the output of capacitance touching control circuit is connected to microcontroller; Load controller is provided with controlled end and two switch contacts; The control output end of microcontroller is connected with the controlled end of load controller; Live wire input is connected to first switch contact of load controller by power supply protection circuit, second switch contact of load controller is connected to fire wire output end by power supply protection circuit, and load controller is used for making closed between two switch contacts according to the signal of microprocessor controls output or disconnecting; Power supply protection circuit is also connected with power circuit by single live wire serial connection power-supply circuit, and load controller is also connected with power circuit by maintaining power-supply circuit; Single live wire serial connection power-supply circuit is used for powering to power circuit when load controller disconnects, and maintains power-supply circuit and is used for powering to power circuit when load controls closed; Power circuit is used for microcontroller and capacitance touching control circuit supply.Such scheme makes the control operation of user to switch be realized by touch panel, signal is sent to microcontroller by touch panel, again by microprocessor controls load controller closed and disconnected, make energising or power-off, thus the contact belonged between the alternating current of forceful electric power and user's human body is isolated effectively, improves fail safe.
Further technical scheme is, also comprises fault automatic protection circuit; The control output end of microcontroller is connected with the controlled end of load controller by this fault automatic protection circuit.
Further technical scheme is, the controlled end of described load controller is provided with two controlled pins; One of them controlled pin of load controller is connected to a DC power supply, and another controlled pin of load controller is connected with the output of described fault automatic protection circuit; The control output end of described microcontroller comprises rate-adaptive pacemaker pin and controls output pin; Described fault automatic protection circuit comprises transistor Q3, transistor Q8 and transistor Q9; The collector electrode of transistor Q8 is connected with the coil of siller tin oxide alloy contact relay as the output of fault automatic protection circuit; The emitter of transistor Q8 is connected with the collector electrode of transistor Q3; The grounded emitter of transistor Q3; The base stage of transistor Q3 is connected to the control output pin of microcontroller by a resistance R8, the base stage of transistor Q3 is also by a resistance R7 ground connection; The collector electrode of transistor Q8 is connected with the emitter of transistor Q9; The collector electrode of transistor Q9 is connected to a DC power supply by a resistance R10; The base stage of transistor Q9 is connected to the negative electrode of a diode D8 by a resistance R13, the anode of diode D8 is connected to the rate-adaptive pacemaker pin of microcontroller by an electric capacity C22; The anode of diode D8 is also connected with the negative electrode of a diode D9, the plus earth of diode D9; The good parallel branch ground connection by an a resistance R25 and electric capacity C21 of negative electrode of diode D8.Such scheme makes when switch self is subject to strong jamming or extraneous factor impact, and when causing deadlock or damage, fault automatic protection circuit then cuts off power supply automatically, and better proof load can not the electricity of light yellow waste always.
Further technical scheme is, also comprises switch contact automatic fire prevention flower and contact suction dead circuit; The input that dead circuit is inhaled in switch contact automatic fire prevention flower and contact is connected with load controller, and switch contact automatic fire prevention flower and contact are inhaled the output of dead circuit and be connected with the feedback input end of microcontroller.
Further technical scheme is, described switch contact automatic fire prevention flower and contact are inhaled dead circuit and comprised resistance R26, resistance R27 and electric capacity C23; One end of resistance R26 is connected with second of load controller switch contact, and the other end of resistance R26 is connected to the feedback input end of microcontroller; One end of electric capacity C23 is connected to the feedback input end of microcontroller, and the other end of electric capacity C23 is connected with one end of resistance R27, and the other end of resistance R27 is connected to the feedback input end of microcontroller; Microcontroller is also for alternating current zero point being detected during when feedback input end just trigging control load controller two switch contacts between closed or disconnect.When such scheme makes switch close or disconnects, voltage is minimum, and then the effective phenomenon solving contact and cause contact to damage because of current state unlatching or shutoff, better extends useful life and the fail safe of switch.
Further technical scheme is, described power supply protection circuit comprises common-mode anti-interference circuit, lightning protection automatic protection circuit and overcurrent-overvoltage short circuit automatic protection circuit.
Further technical scheme is, described common-mode anti-interference circuit comprises common-mode inductor LF1, and described lightning protection automatic protection circuit comprises anti-thunder tube TVS1, and described overcurrent-overvoltage short circuit automatic protection circuit comprises resettable fuse PTC1; The first end of the first inductor LF1-A of described common-mode inductor LF1 is connected with fire wire output end, second end of the first inductor LF1-A is connected with the first end of resettable fuse PTC1, and second end of resettable fuse PTC1 is connected with second switch contact of load controller; The first end of the second inductor LF1-B of common-mode inductor LF1 is connected with live wire input, and second end of the second inductor LF1-B is connected with first switch contact of load controller; The negative electrode of anti-thunder tube TVS1 is connected with first of load controller switch contact, the plus earth of anti-thunder tube TVS1.
Further technical scheme is, described single live wire serial connection power-supply circuit comprises Micro Energy Lose pull-down module, diode D3, diode D2, electric capacity C19, electric capacity C20 and electrochemical capacitor C3, the input of Micro Energy Lose pull-down module is connected with the negative electrode of diode D3, and the anode of diode D3 is connected to second switch contact of load controller; The negative electrode of diode D3 is by electric capacity C19 ground connection; One end of electric capacity C20 is connected with first of load controller switch contact, the other end ground connection of electric capacity C20; The output of Micro Energy Lose pull-down module is connected with the anode of diode D2, and the negative electrode of diode D2 is connected with the anode of electrochemical capacitor C3, the minus earth of electrochemical capacitor C3; The negative electrode of diode D2 is powered to power circuit as the output of single live wire serial connection power-supply circuit;
Described maintenance power-supply circuit comprises transport and placing device Q7, transistor Q5, field effect transistor Q6, diode D4, diode D5, diode D6, voltage-stabiliser tube ZD2 and voltage-stabiliser tube ZD3; The second inductor LF1-B of described common-mode inductor LF1 is connected with first switch contact of load controller in particular by field effect transistor Q6, wherein the drain electrode of field effect transistor Q6 is connected with first switch contact of load controller, the source electrode of field effect transistor Q6 is connected with second end of the second inductor LF1-B, the source electrode also ground connection of field effect transistor Q6; The drain electrode of field effect transistor Q6 is also connected with the anode of diode D5, and the negative electrode of diode D5 is by an electrochemical capacitor C9 ground connection; The negative electrode of diode D5 is connected with the negative electrode of voltage-stabiliser tube ZD3, and the anode of voltage-stabiliser tube ZD3 is connected with the positive input terminal of transport and placing device Q7; The positive input terminal of transport and placing device Q7 also passes through the parallel branch ground connection of an electric capacity 12 and a resistance R19; The negative input end of transport and placing device Q7 is connected with the collector electrode of transistor Q5 by a resistance R6, the grounded emitter of transistor Q5, and the base stage of transistor Q5 is connected to the output of transport and placing device Q7 by a resistance R11; The negative input end of transport and placing device Q7 is also connected with a DC power supply by a resistance R15; The output of transport and placing device Q7 is connected with the grid of field effect transistor Q6 with the parallel branch of a resistance R14 by an electric capacity C6; The grid of field effect transistor Q6 is also connected with the anode of voltage-stabiliser tube ZD2 by a resistance R18, and the negative electrode of voltage-stabiliser tube ZD2 is connected with the negative electrode of voltage-stabiliser tube ZD3; The negative electrode of voltage-stabiliser tube ZD3 is connected with the anode of diode D6, and the negative electrode of diode D6 is connected with the positive power source terminal of transport and placing device Q7; The negative electrode of diode D6 is also by an electrochemical capacitor C11 ground connection, and the negative electrode of diode D6 is connected with the anode of diode D4; The negative electrode of diode D4 is powered to power circuit as the output maintaining power-supply circuit, and the negative electrode of the negative electrode of diode D4 and diode D2 links together.
Preferably, also anti-static protection circuit is comprised; This anti-static protection circuit is connected between contact panel and capacitance touching control circuit.
More preferably, circuit-breaking memory circuit, low power consumption standby wireless receiving module and luminous indicating lamp module is also comprised; Circuit-breaking memory circuit, low power consumption standby wireless receiving module are connected with the input of microcontroller respectively; Luminous indicating lamp module is connected with the output of microcontroller.
Intelligent single live wire serial connection touch wireless remote control switch on wall of the present invention effectively can isolate the contact of forceful electric power and user's human body, solve the problem produced at Lighting control, eliminate safe hidden trouble to greatest extent, and there is the advantage of simple operation, safety and comfort, energy-conserving and environment-protective.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of intelligent single live wire serial connection touch wireless remote control switch on wall of the present invention.
Fig. 2 is the capacitance touching control circuit of intelligent single live wire serial connection touch wireless remote control switch on wall of the present invention and the circuit theory diagrams of anti-static protection circuit.
The circuit theory diagrams that Fig. 3 is the load controller of intelligent single live wire serial connection touch wireless remote control switch on wall of the present invention, dead circuit is inhaled in fault automatic protection circuit, switch contact automatic fire prevention flower and contact.
Fig. 4 is the microcontroller circuit schematic diagram of intelligent single live wire serial connection touch wireless remote control switch on wall of the present invention.
Fig. 5 is the circuit theory diagrams of the load controller of intelligent single live wire serial connection touch wireless remote control switch on wall of the present invention, single live wire serial connection power-supply circuit, maintenance power-supply circuit, power supply protection circuit.
Fig. 6 is the circuit theory diagrams of the power circuit of intelligent single live wire serial connection touch wireless remote control switch on wall of the present invention.
Fig. 7 is the low power consumption standby wireless receiving module of intelligent single live wire serial connection touch wireless remote control switch on wall of the present invention, the circuit theory diagrams of circuit-breaking memory circuit.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
Below in conjunction with the drawings and specific embodiments, the present invention is described in further detail.
As shown in Figure 1; intelligent single live wire serial connection touch wireless remote control switch on wall of the present invention, comprises touch panel 1, capacitance touching control circuit 2, anti-static protection circuit 3, circuit-breaking memory circuit 4, low power consumption standby wireless receiving module 5, luminous indicating lamp module 6, microcontroller 7, load controller 8, fault automatic protection circuit 9, switch contact automatic fire prevention flower and contact and inhales dead circuit 10, single live wire serial connection power-supply circuit 11, maintains power-supply circuit 12, power circuit 13, power supply protection circuit 14, live wire input 15 and fire wire output end 16.Wherein, touch panel 1 adopts pure flat ultrawhite toughened glass panel, and thickness is the panel of 4mm, effectively isolates electric energy.Touch panel 1 is connected with the input of capacitance touching control circuit 2, and the touch operation of user is transferred to capacitance touching control circuit 2, by capacitance touching control circuit 2, operation is converted into control signal; Wherein, touch panel 1 is connected to capacitance touching control circuit 2 by anti-static protection circuit 3.
In the present embodiment, capacitance touching control circuit 2 selects FTC334L chip and peripheral appearance thereof to hinder device (the resistance R1 namely in figure, resistance R4, resistance R5, resistance R17, electric capacity C17, electric capacity CS1, electric capacity CS2 and electrochemical capacitor C8).Anti-static protection circuit 3 comprises diode D1, resistance R3 and electric capacity C16; the first end of touch panel 1 contact resistance R3; the first end of resistance R3 is also connected respectively to the negative electrode of diode D1 and the first end of electric capacity C16; the anode of diode D1 is connected to earth connection; second end of electric capacity C16 is connected to earth connection; second end of resistance R3 is connected to the input (the first pin of the FTC334L chip namely in the present embodiment) of capacitance touching control circuit 2, as shown in Figure 2.The output of capacitance touching control circuit 2 is connected to microcontroller 7.
In the present embodiment, microcontroller 7 selects model to be the microcontroller chip of 8 of sn8p2511sop14 and peripheral circuit composition thereof, as shown in Figure 4.
Load controller 8 is provided with controlled end 81 and two switch contacts; The control output end of microcontroller 7 is connected with the controlled end 81 of load controller 8; Live wire input 15 is connected to first switch contact 82 of load controller 8 by power supply protection circuit 14; second switch contact 83 of load controller 8 is connected to fire wire output end 16 by power supply protection circuit 14, and load controller 8 is for making according to the signal of microcontroller 7 control output end closed between two switch contacts or disconnecting.Particularly, as shown in Figure 3, load controller 8 selects siller tin oxide alloy contact relay, two contacts of two described switch contacts and the switch sections of siller tin oxide alloy contact relay, the described controlled end 81 i.e. coil two ends of siller tin oxide alloy contact relay, wherein, load controller 8 also comprises the small area analysis being connected to coil two ends and maintains contact attraction circuit, and this small area analysis maintains contact attraction circuit and comprises resistance R2, diode D7 and electrochemical capacitor C1.The coil first end of siller tin oxide alloy contact relay is connected to the negative electrode of electrochemical capacitor C1, and the anode of electrochemical capacitor C1 is connected to a DC power supply (being the 12V power supply by output in single live wire serial connection power-supply circuit 11 or maintenance power-supply circuit 12 in the present embodiment); Resistance R2 is parallel to the two ends of electrochemical capacitor C1; The anode of diode D7 is connected with the second end of coil, and the negative electrode of diode D7 is connected to this DC power supply.Bearing power control range can be made to be minimum 5W, maximum 600W.The input that dead circuit 10 is inhaled in switch contact automatic fire prevention flower and contact is connected with load controller 8, and the output that dead circuit 10 is inhaled in switch contact automatic fire prevention flower and contact is connected with the feedback input end of microcontroller 7.Particularly, described switch contact automatic fire prevention flower and contact suction dead circuit 10 comprise resistance R26, resistance R27 and electric capacity C23; One end of resistance R26 is connected with second switch contact 83 of load controller 8, and the other end of resistance R26 is connected to the feedback input end of microcontroller 7 (being the TEST pin of microcontroller 7 chip in the present embodiment, see Fig. 4); One end of electric capacity C23 is connected to the feedback input end of microcontroller 7, and the other end of electric capacity C23 is connected with one end of resistance R27, and the other end of resistance R27 is connected to the feedback input end of microcontroller 7; Microcontroller 7 is also for alternating current zero point being detected during when feedback input end just trigging control load controller 8 two switch contacts between closed or disconnect.Voltage during this state is minimum, and electric current is also minimum, and the spark of production is also minimum, thus the effective phenomenon solving contact and open because of current state or turn off and cause contact to damage, better extend useful life and the fail safe of switch.
The control output end of microcontroller 7 is connected with the controlled end 81 of load controller 8 by this fault automatic protection circuit 9; Particularly, the second end of load controller 8 coil is connected with the output of described fault automatic protection circuit 9.The control output end of described microcontroller 7 comprises rate-adaptive pacemaker pin and controls output pin (i.e. the 8th pin of Fig. 4 chips and the 14 pin); Described fault automatic protection circuit 9 comprises transistor Q3, transistor Q8 and transistor Q9; The collector electrode of transistor Q8 is connected with the coil of siller tin oxide alloy contact relay as the output of fault automatic protection circuit 9; The emitter of transistor Q8 is connected with the collector electrode of transistor Q3; The grounded emitter of transistor Q3; The base stage of transistor Q3 is connected to the control output pin of microcontroller 7 by a resistance R8, the base stage of transistor Q3 is also by a resistance R7 ground connection; The collector electrode of transistor Q8 is connected with the emitter of transistor Q9; The collector electrode of transistor Q9 is connected to a DC power supply (select power supply herein according to actual needs, select the 6.3V power supply produced by power circuit 13 in the present embodiment) by a resistance R10; The base stage of transistor Q9 is connected to the negative electrode of a diode D8 by a resistance R13, the anode of diode D8 is connected to the rate-adaptive pacemaker pin of microcontroller 7 by an electric capacity C22; The anode of diode D8 is also connected with the negative electrode of a diode D9, the plus earth of diode D9; The good parallel branch ground connection by an a resistance R25 and electric capacity C21 of negative electrode of diode D8.
When circuitry is working properly; the rate-adaptive pacemaker pin (i.e. the 8th pin) of microcontroller 7 exports a frequency to electric capacity C22 one end (i.e. the input of fault automatic protection circuit 9); through the current rectifying and wave filtering circuit of diode D8, diode D9, electric capacity C21, resistance R25 composition; the protective circuit be made up of transistor Q8, transistor Q9, resistance R10 is delivered to again through resistance R13; make transistor Q8 normally lead energy, load controller 8 enters normal operating conditions.When circuit runs into fault, being directed at microcontroller 7 cannot work, and now, the 8th pin of microcontroller 7 cannot output frequency, makes transistor Q8 cannot conducting, always from the effective misoperation preventing load controller 8 of hardware.Fault automatic protection circuit 9 in the present embodiment can depart from above-mentioned small area analysis maintenance contact attraction circuit to be implemented separately, only the coil of load controller 8 need be allowed to be directly connected to DC power supply; Also can depart from switch contact automatic fire prevention flower and contact inhale dead circuit 10 implement separately.In addition, switch contact automatic fire prevention flower and contact are inhaled dead circuit 10 and also can be implemented separately, only need original for microcontroller 7 for being directly connected to load controller 8 with the pin of fault automatic protection circuit 9.
Power supply protection circuit 14 is also connected with power circuit 13 by single live wire serial connection power-supply circuit 11, and load controller 8 is also connected with power circuit 13 by maintaining power-supply circuit 12; Single live wire serial connection power-supply circuit 11, for powering to power circuit 13 when load controller 8 disconnects, maintains power-supply circuit 12 for powering to power circuit 13 when load controls closed.Particularly, as shown in Figure 5, described single live wire serial connection power-supply circuit 11 comprises Micro Energy Lose pull-down module 110, diode D3, diode D2, electric capacity C19, electric capacity C20 and electrochemical capacitor C3, the input of Micro Energy Lose pull-down module 110 is connected with the negative electrode of diode D3, and the anode of diode D3 is connected to second switch contact 83 of load controller 8; The negative electrode of diode D3 is by electric capacity C19 ground connection; One end of electric capacity C20 is connected with first switch contact 82 of load controller 8, the other end ground connection of electric capacity C20; The output of Micro Energy Lose pull-down module 110 is connected with the anode of diode D2, and the negative electrode of diode D2 is connected with the anode of electrochemical capacitor C3, the minus earth of electrochemical capacitor C3; The negative electrode of diode D2 is powered to power circuit 13 as the output of single live wire serial connection power-supply circuit 11, and output is herein the 12V power supply that load controller 8 mentioned above connects; Wherein, Micro Energy Lose pull-down module 110 selects model to be DY10B-12.The switch of load controller 8 is when not closed, and powered by Micro Energy Lose pull-down module 110, circuit working is at holding state, when activated, the switch contact of load controller 8 starts adhesive, and Micro Energy Lose pull-down module 110 is stopped power supply, and maintains power-supply circuit 12 and work after being switched to load unlatching.Effectively solve the problem that single live wire serial connection is powered.
Described maintenance power-supply circuit 12 comprises transport and placing device Q7, transistor Q5, field effect transistor Q6, diode D4, diode D5, diode D6, voltage-stabiliser tube ZD2 and voltage-stabiliser tube ZD3; The second inductor LF1-B of described common-mode inductor LF1 is connected with first switch contact 82 of load controller 8 in particular by field effect transistor Q6, wherein the drain electrode of field effect transistor Q6 is connected with first switch contact 82 of load controller 8, the source electrode of field effect transistor Q6 is connected with second end of the second inductor LF1-B, the source electrode also ground connection of field effect transistor Q6; The drain electrode of field effect transistor Q6 is also connected with the anode of diode D5, and the negative electrode of diode D5 is by an electrochemical capacitor C9 ground connection; The negative electrode of diode D5 is connected with the negative electrode of voltage-stabiliser tube ZD3, and the anode of voltage-stabiliser tube ZD3 is connected with the positive input terminal of transport and placing device Q7; The positive input terminal of transport and placing device Q7 also passes through the parallel branch ground connection of an electric capacity 12 and a resistance R19; The negative input end of transport and placing device Q7 is connected with the collector electrode of transistor Q5 by a resistance R6, the grounded emitter of transistor Q5, and the base stage of transistor Q5 is connected to the output of transport and placing device Q7 by a resistance R11; The negative input end of transport and placing device Q7 is also connected with a DC power supply by a resistance R15; The output of transport and placing device Q7 is connected with the grid of field effect transistor Q6 with the parallel branch of a resistance R14 by an electric capacity C6; The grid of field effect transistor Q6 is also connected with the anode of voltage-stabiliser tube ZD2 by a resistance R18, and the negative electrode of voltage-stabiliser tube ZD2 is connected with the negative electrode of voltage-stabiliser tube ZD3; The negative electrode of voltage-stabiliser tube ZD3 is connected with the anode of diode D6, and the negative electrode of diode D6 is connected with the positive power source terminal of transport and placing device Q7; The negative electrode of diode D6 is also by an electrochemical capacitor C11 ground connection, and the negative electrode of diode D6 is connected with the anode of diode D4; The negative electrode of diode D4 is powered to power circuit 13 as the output maintaining power-supply circuit 12, and the negative electrode of the negative electrode of diode D4 and diode D2 links together.When two switch electric shock adhesives of load controller 8, the input of Micro Energy Lose pull-down module 110 stops because of the closed of load controller 8, diode D5 by AC rectification after load controller 8 conducting through electrochemical capacitor C9 filtering, again via the alternating-current chopper circuit that transport and placing device Q7 and peripheral components thereof form, alternating voltage on field effect transistor Q6 is made to enter copped wave work, produce the voltage of a 12V, through diode D6, after electrochemical capacitor C11 rectifying and wave-filtering, be connected on power circuit 13 through diode D4 again, effective ensure that switch in conducting simultaneously, also enough electricity supply circuit maintenance works are had.
As shown in Figure 5, described power supply protection circuit 14 comprises common-mode anti-interference circuit 17, lightning protection automatic protection circuit 18 and overcurrent-overvoltage short circuit automatic protection circuit 19.Particularly, described common-mode anti-interference circuit 17 comprises common-mode inductor LF1, and described lightning protection automatic protection circuit 18 comprises anti-thunder tube TVS1, and described overcurrent-overvoltage short circuit automatic protection circuit 19 comprises resettable fuse PTC1; The first end of the first inductor LF1-A of described common-mode inductor LF1 is connected with fire wire output end 16, second end of the first inductor LF1-A is connected with the first end of resettable fuse PTC1, and second end of resettable fuse PTC1 is connected with second switch contact 83 of load controller 8; The first end of the second inductor LF1-B of common-mode inductor LF1 is connected with live wire input 15, and second end of the second inductor LF1-B is connected with first switch contact 82 of load controller 8; The negative electrode of anti-thunder tube TVS1 is connected with first switch contact 82 of load controller 8, the plus earth of anti-thunder tube TVS1.Resettable fuse PTC1 can work as in circuit occur overcurrent, overvoltage or line short time cause big current and automatically disconnect.When there being thunder and lightning to seal in circuit, anti-thunder tube TVS1 instantaneous short circuit, can effectively not be damaged by protection switch.Common-mode inductor effectively suppresses external interference signal to enter switch, affects the stability of circuit, and the interference produced when can stop switch adhesive in the past or disconnect seals in electrical network and interferes with other electronic equipment.
As shown in Figure 6, power circuit 13 obtains 12V voltage from single live wire serial connection power-supply circuit 11 or maintenance power-supply circuit 12, generates the voltage of other magnitudes of voltage, for powering to microcontroller 7, capacitive touch control circuit and other circuit of switch internal.Particularly, described power circuit 13 comprises integrated regulator U1 and integrated regulator U2, and wherein integrated regulator U1 is 6.3V, and integrated regulator U2 is 3.3V.12V power supply is connected with the input of integrated regulator U1 by a resistance R16, and the input of integrated regulator U1 is also by an electric capacity C4 ground connection.The output of integrated regulator U1 is 6.3V DC power supply, can be used for the power supply to switch internal device.The output of integrated regulator U1 is also connected to the input of integrated regulator U2; The input of integrated regulator U2 passes through the parallel branch ground connection of an an electric capacity C7 and electrochemical capacitor C2.The ground end of integrated regulator U1 is connected with the output of integrated regulator U2, and the output of integrated regulator U2 also passes through an electric capacity C8 ground connection, the ground end ground connection of integrated regulator U2.The output of integrated regulator U2 is 3.3V DC power supply, can be used for the power supply to switch internal device.
Circuit-breaking memory circuit 4, low power consumption standby wireless receiving module 5 are connected with the input of microcontroller 7 respectively; Luminous indicating lamp module 6 is connected with the output of microcontroller 7.Wherein, low power consumption standby wireless receiving module 5 is adopted as the superhet Receiver Module of 433MHz, is controlled the power supply of acceptance division by microcontroller 7, carries out discontinuity work, effectively reduces the energy consumption that complete machine is standby.When solving energy saving electronic load or low-power LED lamp and ceiling light, under the state of closing load, there will be cold flashing to resemble or out of control, badly influence the life-span of use and load, even damage the problem of load.Circuit-breaking memory circuit 4 selects 24C01 chip and peripheral circuit composition thereof, as shown in Figure 7.Luminous indicating lamp module 6 preferably includes lamp pearl LED1, resistance R20, resistance R12, transistor Q4 and resistance R9; The base stage of transistor Q4 is connected to the output (being the first pin of microcontroller 7 chip in the present embodiment) of microcontroller 7 by resistance R9; The emitter of transistor Q4 is connected to earth connection, and the collector electrode of transistor Q4 is connected with the negative electrode of lamp pearl LED1; Between the emitter that resistance R12 is connected to transistor Q4 and collector electrode; The 6.3V power end that the anode of lamp pearl LED1 is connected to power circuit 13 by resistance R20, also can be connected to other voltage ends according to actual needs.
The foregoing is only preferred embodiment of the present invention, not in order to limit the present invention, within the spirit and principles in the present invention all, any amendment done, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (8)
1. intelligent single live wire serial connection touch wireless remote control switch on wall, is characterized in that: comprise touch panel, capacitance touching control circuit, microcontroller, load controller, single live wire serial connection power-supply circuit, maintain power-supply circuit, power circuit, power supply protection circuit, live wire input and fire wire output end; Touch panel is connected with the input of capacitance touching control circuit, and the output of capacitance touching control circuit is connected to microcontroller; Load controller is provided with controlled end and two switch contacts; The control output end of microcontroller is connected with the controlled end of load controller; Live wire input is connected to first switch contact of load controller by power supply protection circuit, second switch contact of load controller is connected to fire wire output end by power supply protection circuit, and load controller is used for making closed between two switch contacts according to the signal of microprocessor controls output or disconnecting; Power supply protection circuit is also connected with power circuit by single live wire serial connection power-supply circuit, and load controller is also connected with power circuit by maintaining power-supply circuit; Single live wire serial connection power-supply circuit is used for powering to power circuit when load controller disconnects, and maintains power-supply circuit and is used for powering to power circuit when load controls closed; Power circuit is used for microcontroller and capacitance touching control circuit supply; This intelligent single live wire serial connection touch wireless remote control switch on wall also comprises fault automatic protection circuit and switch contact automatic fire prevention flower and contact and inhales dead circuit; The control output end of microcontroller is connected with the controlled end of load controller by this fault automatic protection circuit; The input that dead circuit is inhaled in switch contact automatic fire prevention flower and contact is connected with load controller, and switch contact automatic fire prevention flower and contact are inhaled the output of dead circuit and be connected with the feedback input end of microcontroller.
2. intelligent single live wire serial connection touch wireless remote control switch on wall according to claim 1, is characterized in that: the controlled end of described load controller is provided with two controlled pins; One of them controlled pin of load controller is connected to a DC power supply, and another controlled pin of load controller is connected with the output of described fault automatic protection circuit; The control output end of described microcontroller comprises rate-adaptive pacemaker pin and controls output pin; Described fault automatic protection circuit comprises transistor Q3, transistor Q8 and transistor Q9; The collector electrode of transistor Q8 is connected with the coil of siller tin oxide alloy contact relay as the output of fault automatic protection circuit; The emitter of transistor Q8 is connected with the collector electrode of transistor Q3; The grounded emitter of transistor Q3; The base stage of transistor Q3 is connected to the control output pin of microcontroller by a resistance R8, the base stage of transistor Q3 is also by a resistance R7 ground connection; The base stage of transistor Q8 is connected with the emitter of transistor Q9; The collector electrode of transistor Q9 is connected to another DC power supply by a resistance R10; The base stage of transistor Q9 is connected to the negative electrode of a diode D8 by a resistance R13, the anode of diode D8 is connected to the rate-adaptive pacemaker pin of microcontroller by an electric capacity C22; The anode of diode D8 is also connected with the negative electrode of a diode D9, the plus earth of diode D9; The negative electrode of diode D8 is also by the parallel branch ground connection of an a resistance R25 and electric capacity C21.
3. intelligent single live wire serial connection touch wireless remote control switch on wall according to claim 1, is characterized in that: described switch contact automatic fire prevention flower and contact are inhaled dead circuit and comprised resistance R26, resistance R27 and electric capacity C23; One end of resistance R26 is connected with second of load controller switch contact, and the other end of resistance R26 is connected to the feedback input end of microcontroller; One end of electric capacity C23 is connected to the feedback input end of microcontroller, and the other end of electric capacity C23 is connected with one end of resistance R27, and the other end of resistance R27 is connected to the feedback input end of microcontroller; Microcontroller is also for alternating current zero point being detected during when feedback input end just trigging control load controller two switch contacts between closed or disconnect.
4. intelligent single live wire serial connection touch wireless remote control switch on wall according to claim 1, is characterized in that: described power supply protection circuit comprises common-mode anti-interference circuit, lightning protection automatic protection circuit and overcurrent-overvoltage short circuit automatic protection circuit.
5. intelligent single live wire serial connection touch wireless remote control switch on wall according to claim 4, it is characterized in that: described common-mode anti-interference circuit comprises common-mode inductor LF1, described lightning protection automatic protection circuit comprises anti-thunder tube TVS1, and described overcurrent-overvoltage short circuit automatic protection circuit comprises resettable fuse PTC1; The first end of the first inductor LF1-A of described common-mode inductor LF1 is connected with fire wire output end, second end of the first inductor LF1-A is connected with the first end of resettable fuse PTC1, and second end of resettable fuse PTC1 is connected with second switch contact of load controller; The first end of the second inductor LF1-B of common-mode inductor LF1 is connected with live wire input, and second end of the second inductor LF1-B is connected with first switch contact of load controller; The negative electrode of anti-thunder tube TVS1 is connected with first of load controller switch contact, the plus earth of anti-thunder tube TVS1.
6. intelligent single live wire serial connection touch wireless remote control switch on wall according to claim 5, it is characterized in that: described single live wire serial connection power-supply circuit comprises Micro Energy Lose pull-down module, diode D3, diode D2, electric capacity C19, electric capacity C20 and electrochemical capacitor C3, the input of Micro Energy Lose pull-down module is connected with the negative electrode of diode D3, and the anode of diode D3 is connected to second switch contact of load controller; The negative electrode of diode D3 is by electric capacity C19 ground connection; One end of electric capacity C20 is connected with first of load controller switch contact, the other end ground connection of electric capacity C20; The output of Micro Energy Lose pull-down module is connected with the anode of diode D2, and the negative electrode of diode D2 is connected with the anode of electrochemical capacitor C3, the minus earth of electrochemical capacitor C3; The negative electrode of diode D2 is powered to power circuit as the output of single live wire serial connection power-supply circuit; Described maintenance power-supply circuit comprises transport and placing device Q7, transistor Q5, field effect transistor Q6, diode D4, diode D5, diode D6, voltage-stabiliser tube ZD2 and voltage-stabiliser tube ZD3; The second inductor LF1-B of described common-mode inductor LF1 is connected with first switch contact of load controller in particular by field effect transistor Q6, wherein the drain electrode of field effect transistor Q6 is connected with first switch contact of load controller, the source electrode of field effect transistor Q6 is connected with second end of the second inductor LF1-B, the source electrode also ground connection of field effect transistor Q6; The drain electrode of field effect transistor Q6 is also connected with the anode of diode D5, and the negative electrode of diode D5 is by an electrochemical capacitor C9 ground connection; The negative electrode of diode D5 is connected with the negative electrode of voltage-stabiliser tube ZD3, and the anode of voltage-stabiliser tube ZD3 is connected with the positive input terminal of transport and placing device Q7; The positive input terminal of transport and placing device Q7 also passes through the parallel branch ground connection of an electric capacity 12 and a resistance R19; The negative input end of transport and placing device Q7 is connected with the collector electrode of transistor Q5 by a resistance R6, the grounded emitter of transistor Q5, and the base stage of transistor Q5 is connected to the output of transport and placing device Q7 by a resistance R11; The negative input end of transport and placing device Q7 is also connected with a DC power supply by a resistance R15; The output of transport and placing device Q7 is connected with the grid of field effect transistor Q6 with the parallel branch of a resistance R14 by an electric capacity C6; The grid of field effect transistor Q6 is also connected with the anode of voltage-stabiliser tube ZD2 by a resistance R18, and the negative electrode of voltage-stabiliser tube ZD2 is connected with the negative electrode of voltage-stabiliser tube ZD3; The negative electrode of voltage-stabiliser tube ZD3 is connected with the anode of diode D6, and the negative electrode of diode D6 is connected with the positive power source terminal of transport and placing device Q7; The negative electrode of diode D6 is also by an electrochemical capacitor C11 ground connection, and the negative electrode of diode D6 is connected with the anode of diode D4; The negative electrode of diode D4 is powered to power circuit as the output maintaining power-supply circuit, and the negative electrode of the negative electrode of diode D4 and diode D2 links together.
7. intelligent single live wire serial connection touch wireless remote control switch on wall according to claim 1, is characterized in that: also comprise anti-static protection circuit; This anti-static protection circuit is connected between contact panel and capacitance touching control circuit.
8. intelligent single live wire serial connection touch wireless remote control switch on wall according to claim 1, is characterized in that: also comprise circuit-breaking memory circuit, low power consumption standby wireless receiving module and luminous indicating lamp module; Circuit-breaking memory circuit, low power consumption standby wireless receiving module are connected with the input of microcontroller respectively; Luminous indicating lamp module is connected with the output of microcontroller.
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| CN201410024887.8A CN103747592B (en) | 2014-01-20 | 2014-01-20 | Intelligent single live wire serial connection touch wireless remote control switch on wall |
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| CN201410024887.8A CN103747592B (en) | 2014-01-20 | 2014-01-20 | Intelligent single live wire serial connection touch wireless remote control switch on wall |
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| CN103747592B true CN103747592B (en) | 2016-03-02 |
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| CN104615301A (en) * | 2015-01-12 | 2015-05-13 | 陶然 | Sound and photo-electricity graphical touch control device for private cinema |
| CN107367948B (en) * | 2016-05-13 | 2020-08-28 | 南宁富桂精密工业有限公司 | Intelligent switch system and control method thereof |
| CN106488619B (en) * | 2016-12-06 | 2018-11-09 | 东莞市罗姆斯智能家居有限公司 | A kind of list live-line double-control switch connection circuit |
| CN108282942A (en) * | 2017-12-29 | 2018-07-13 | 深圳市创荣发电子有限公司 | The circuit-breaking memory circuit of lamps and lanterns |
| CN108174501B (en) * | 2018-02-07 | 2024-04-05 | 深圳市禧龙电器有限公司 | Scene linkage control intelligent wall switch |
| CN109287056A (en) * | 2018-11-15 | 2019-01-29 | 欧普照明股份有限公司 | A kind of single-fire-wire electronic switch |
| CN114124055B (en) * | 2022-01-21 | 2023-05-30 | 刘冰冰 | Single live wire micro-power consumption WIFI wall switch circuit |
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Effective date of registration: 20160328 Address after: Baoan District Xixiang street Shenzhen city Guangdong province 518000 after community Qinye building 402 Patentee after: SHENZHEN FUYIWEI ELECTRONIC TECHNOLOGY CO., LTD. Address before: 422100, No. 18, Jinma street, Golden Town, Shaoyang County, Shaoyang City, Hunan Province, 69 Patentee before: Chen Xiangbing |
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