CN204217167U - Single live wire touches lamp control switch - Google Patents

Single live wire touches lamp control switch Download PDF

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Publication number
CN204217167U
CN204217167U CN201420507573.9U CN201420507573U CN204217167U CN 204217167 U CN204217167 U CN 204217167U CN 201420507573 U CN201420507573 U CN 201420507573U CN 204217167 U CN204217167 U CN 204217167U
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China
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connects
circuit
power
anode
negative electrode
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CN201420507573.9U
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Chinese (zh)
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卢国新
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厦门网拓科技有限公司
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Publication of CN204217167U publication Critical patent/CN204217167U/en

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Abstract

The utility model discloses a kind of single live wire and touch lamp control switch, comprise OFF state power-supply circuit, ON state power-supply circuit, power switching circuit, power-switching circuit, load judgment circuit, touch key-press circuit, zigbee wireless module, control relay circuit; OFF state power-supply circuit input connects live wire and lamp line, and its output connects an input and the control relay circuit of described power switching circuit; ON state power-supply circuit connect live wire, another input of power switching circuit and control relay circuit respectively; The output of power switching circuit 3 connects power-switching circuit and touch key-press circuit respectively.Usefulness is, provides stable suitable working power, and enough eliminate the abnormal scintillation of load lamp, reduce power consumption and the heating of switch, the useful life of extension device and light fixture, and circuit is simple, reliability is high; Wireless light fixture control can be carried out, without the need to extra wiring, only need directly to replace mechanical switch and just can use.

Description

Single live wire touches lamp control switch

Technical field

the utility model relates to lighting electronic switch field, and especially a kind of single live wire touches lamp control switch.

Background technology

On market, existing lamp control switch is of a great variety.Major defect has: provide electric current low when 1, turning off the light, and low wattage light fixture easily glimmers.2, enough voltage can not be provided to work to MCU; 3, the Family needs fitted up additionally is connected up, destroy existing layout, increase cost; 4, large-power lamp heating is serious, dangerous; 5, during switch not at zero point, equipment and light fixture easily damage.

Summary of the invention

The utility model is in order to solve above-mentioned Problems existing; a kind of single live wire is provided to touch lamp control switch; overcome the deficiencies in the prior art; stable suitable working power is provided; enough eliminate the abnormal scintillation of load lamp, reduce power consumption and the heating of switch, the useful life of extension device and light fixture; and circuit is simple, reliability is high; Wireless light fixture control can be carried out, without the need to extra wiring, only need directly to replace mechanical switch and just can use.

The utility model adopts following technical scheme: a kind of single live wire touches lamp control switch, comprises OFF state power-supply circuit, ON state power-supply circuit, power switching circuit, power-switching circuit, load judgment circuit, touch key-press circuit, zigbee wireless module, control relay circuit; Described OFF state power-supply circuit input connects live wire and lamp line, and its output connects an input of described power switching circuit and described control relay circuit; Described ON state power-supply circuit connect live wire, another input of power switching circuit and control relay circuit respectively; The output of described power switching circuit 3 connects power-switching circuit and touch key-press circuit respectively; Described zigbee wireless module connects power-switching circuit, touch key-press circuit, load judgment circuit and control relay circuit respectively; Described relay connects described ON state power-supply circuit and lamp line.

Preferably, described OFF state power-supply circuit is RCC(auto-excitation type flyback converter) switching power circuit, be made up of rectifier bridge stack BD1 and BD2, transformer TR, piezo-resistance R27, thermistor PTC1, resistance R50, R51, R52, R53 and R54, high-voltage electrolytic capacitor C6, C16 and C19, electric capacity C17, C18 and C20, NPN type high voltage switching transistor Q15 and Q16, diode D15, D16 and D17, voltage stabilizing didoe ZD3 and ZD4, described transformer TR has elementary, secondary and feedback three windings; The pin that exchanges of BD1 with BD2 accesses live wire and 3 road lamp lines respectively; BD1, BD2 and R27 are in parallel, the armature winding Same Name of Ends of TR is connected to after the positive pole series connection PTC1 of BD1 and BD2, the positive pole of C6 connects the armature winding Same Name of Ends of TR, and the negative pole of C6 is connected ground connection with the negative pole of BD2, and the armature winding different name end of TR connects the collector electrode of Q15; After R50 and R51 series connection, one end connects the base stage of Q15, and the other end connects the armature winding different name end of TR; After C18 and R53 parallel connection, one end connects the emitter of Q15, and the other end connects the base stage of Q16; Ground connection after the emitter series connection R54 of Q15; Q16 grounded emitter, its collector electrode connects the base stage of Q15; One end of R52 connects the anode of ZD4, and its other end connects the anode of D17; The negative electrode of D17 connects the feedback Motor Winding Same Name of Ends of TR, and C20 and D17 is in parallel; The anode of ZD4 connects the base stage of Q15, and the negative electrode of ZD4 connects the negative electrode of D16; The negative electrode of C19 is connected to the negative electrode of ZD4, and the anode of C19 connects the emitter of Q16; The anode of D16 connects the negative electrode of D17; The feedback winding different name end ground connection of TR; The secondary winding different name end of TR connects the negative electrode of D15, the anode of D15 connects terminals of OFF state power-supply circuit, the anode of the anode of C16, one end of C17 and ZD3 is all connected to anode, the negative electrode of the negative electrode of C16, the other end of C17, ZD3 and secondary winding Same Name of Ends all ground connection of TR of D15.

Preferably, described control relay circuit comprises holding circuit and Zigbee circuits for triggering after charging circuit before relay coil J1A, relay adhesive, relay adhesive, and before described relay adhesive, charging circuit is made up of positive-negative-positive high voltage switching transistor Q1 and NPN type high voltage switching transistor Q3, resistance R4, R8 and R13, high-voltage electrolytic capacitor C1; After described relay adhesive, holding circuit is made up of diode D1 and D3, resistance R3; Described Zigbee circuits for triggering are made up of resistance R17, R12, R39 and R40, positive-negative-positive high voltage switching transistor Q12, NPN type high voltage switching transistor Q2; The emitter of described Q1 connects the output of OFF state power-supply circuit, and the collector electrode of Q1 connects one end of J1A; One end of R4 connects the emitter of Q1, and the other end connects the base stage of Q1; The base stage of Q1 connects one end of R8, and the other end of R8 connects the collector electrode of Q3, is connected to the other end of JIA, the grounded emitter of Q3 after the base series R13 of Q3; The anode of C1 and the anode of D3 connect one end of J1A, and the negative electrode of D3 connects the other end of JIA, the minus earth of C1; One end of R3 connects the anode of C1, and the other end connects the anode of D1, and the negative electrode of D1 connects the output of ON state power-supply circuit; The collector electrode of Q2 connects the other end of JIA, the grounded emitter of Q2, and its base stage connects one end of R12, and the other end of R12 connects the collector electrode of Q12; The emitter of Q12 connects one end and the 3.3V power supply of R39, and the base stage of Q12 connects the other end of R39; One end of R40 connects the base stage of Q12, and the other end connects an output of Zigbee wireless module; One end of R17 connects the collector electrode of Q12, other end ground connection.

Further, described power switching circuit is made up of diode D11, D8 and voltage stabilizing didoe ZD1, the negative electrode of D11 connects the output on OFF state power taking point road, the anode of D11 connects the anode of ZD1, the negative electrode of ZD1 connects the anode of D8, the negative electrode of D8 connects the output of ON state power-supply circuit, and the negative electrode of ZD1 connects the input of power-switching circuit.

Further, described power-switching circuit comprises a switching power source chip TPS62120.

Further, described ON state power-supply circuit is made up of hysteresis comparator circuit and NMOS tube switching circuit.

Further, described touch key-press circuit comprises a touch chip, and its trigger output end connects on zigbee wireless module pin.

Usefulness of the present utility model is, provides stable suitable working power, and enough eliminate the abnormal scintillation of load lamp, reduce power consumption and the heating of switch, the useful life of extension device and light fixture, and circuit is simple, reliability is high; Wireless light fixture control can be carried out, without the need to extra wiring, only need directly to replace mechanical switch and just can use.

Accompanying drawing explanation

Fig. 1 is circuit structure block diagram of the present utility model;

Fig. 2 is the circuit diagram on OFF state power taking point road of the present utility model;

Fig. 3 is the circuit diagram of control relay circuit of the present utility model;

Fig. 4 is the circuit diagram of power switching circuit of the present utility model and power-switching circuit;

Fig. 5 is the circuit diagram of load judgment circuit of the present utility model;

Fig. 6 is the circuit diagram of ON state power-supply circuit of the present utility model;

Fig. 7 is live wire of the present utility model, lamp line and relay connection diagram;

Fig. 8 is the circuit diagram of touch key-press circuit of the present utility model;

Fig. 9 is the circuit diagram of zigbee wireless module of the present utility model;

Reference numeral: 1, OFF state power taking point road; 2, ON state power-supply circuit; 3, power switching point road; 4, power-switching circuit; 5, load judgment circuit; 6, touch key-press circuit; 7, control relay circuit; 8, zigbee wireless module; 9, relay.

Embodiment

Below in conjunction with accompanying drawing Fig. 1 to Fig. 9, embodiment of the present utility model is described in further detail.

As shown in Figure 1, the single live wire of one provided by the utility model touches lamp control switch, comprises OFF state power taking electricity circuit 1, ON state power-supply circuit 2, power switching circuit 3, power-switching circuit 4, load judgment circuit 5, touch key-press circuit 6, zigbee wireless module 8, control relay circuit 7; Described OFF state power-supply circuit 1 input connects live wire and lamp line, and its output connects an input and the described control relay circuit 7 of described power switching circuit 3; Described ON state power-supply circuit 2 connect live wire, another input of power switching circuit 3 and control relay circuit 7 respectively; The output of described power switching circuit 3 connects power-switching circuit 4 and touch key-press circuit 6 respectively; Described zigbee wireless module 8 connects power-switching circuit 4, touch key-press circuit 6, load judgment circuit 5 and control relay circuit 7 respectively; Described relay 9 connects described ON state power-supply circuit 2 and lamp line.

Operation principle of the present utility model is as follows: access live wire and lamp line (Li), accesses without zero line.When turning off the light, the work of OFF state power-supply circuit produces 12V voltage, and before a part is used for relay adhesive, charging circuit is to the charging of the storage capacitor on relay side, in order to energy required for the actuating of relay.Another part becomes 3.3V to provide power supply to Zigbee wireless module and peripheral circuit 12V voltage transitions by high efficiency power-switching circuit.Zigbee wireless module normally works, and now can judge which has access lamp load by load detecting circuit, and which road does not access lamp load, has the relevant road indicator light connecing lamp load to light, and representative has lamp load to operate.Then by control relay circuit, make relay adhesive.After relay adhesive, ON state power-supply circuit works, and obtains 12V voltage, and is provided by the 12V that power switching circuit makes the 12V voltage of conversion 3.3V be produced by ON state power-supply circuit, and after being also supplied to relay adhesive, holding circuit is used for maintaining the adhesive of relay.

As shown in Figure 2, OFF state power-supply circuit is exactly obtain the voltage required for whole product work when turning off the light by this circuit, and this circuit is a RCC(auto-excitation type flyback converter) switching power circuit, this circuit structure is simple, and Costco Wholesale is low; Auto-excitation type is vibrated, and does not need Design assistant power supply; Can be operated in burst mode, quiescent dissipation is extremely low.And the key technology of this circuit makes RCC circuit working in burst mode in regulating circuit parameter exactly, because operating current needs to be less than 200uA when turning off the light, energy-saving lamp is avoided to occur scintillation.OFF state power taking point route rectifier bridge stack BD1 and BD2, transformer TR, piezo-resistance R27, thermistor PTC1, resistance R50, R51, R52, R53 and R54, high-voltage electrolytic capacitor C6, C16 and C19, electric capacity C17, C18 and C20, NPN type high voltage switching transistor Q15 and Q16, diode D15, D16 and D17, voltage stabilizing didoe ZD3 and ZD4 form, and described transformer TR has elementary, secondary and feedback three windings; The pin that exchanges of BD1 with BD2 accesses live wire and 3 road lamp lines respectively; BD1, BD2 and R27 are in parallel, the armature winding Same Name of Ends of TR is connected to after the positive pole series connection PTC1 of BD1 and BD2, the positive pole of C6 connects the armature winding Same Name of Ends of TR, and the negative pole of C6 is connected ground connection with the negative pole of BD2, and the armature winding different name end of TR connects the collector electrode of Q15; After R50 and R51 series connection, one end connects the base stage of Q15, and the other end connects the armature winding different name end of TR; After C18 and R53 parallel connection, one end connects the emitter of Q15, and the other end connects the base stage of Q16; Ground connection after the emitter series connection R54 of Q15; Q16 grounded emitter, its collector electrode connects the base stage of Q15; One end of R52 connects the anode of ZD4, and its other end connects the anode of D17; The negative electrode of D17 connects the feedback Motor Winding Same Name of Ends of TR, and C20 and D17 is in parallel; The anode of ZD4 connects the base stage of Q15, and the negative electrode of ZD4 connects the negative electrode of D16; The negative electrode of C19 is connected to the negative electrode of ZD4, and the anode of C19 connects the emitter of Q16; The anode of D16 connects the negative electrode of D17; The feedback winding different name end ground connection of TR; The secondary winding different name end of TR connects the negative electrode of D15, the anode of D15 connects terminals of OFF state power-supply circuit, the anode of the anode of C16, one end of C17 and ZD3 is all connected to anode, the negative electrode of the negative electrode of C16, the other end of C17, ZD3 and secondary winding Same Name of Ends all ground connection of TR of D15.OFF state power-supply circuit is divided into the compositions such as rectifier bridge stack, filter circuit, overvoltage crowbar, current foldback circuit, transformer isolation circuit, start-up circuit.BD1, BD2 bis-bridge heaps, what interchange pin accessed respectively is that live wire and three street lamp load lines (L, L1, L2, L3) form full-wave rectifying circuit, just can normally work as long as have a road to be in this circuit of turn-off in the lamp load of three tunnels accesses.R27 is piezo-resistance composition overvoltage crowbar.PTC1 is thermistor composition current foldback circuit.C6 is high-voltage electrolytic capacitor composition filter circuit.R50, R51 form start-up circuit, for switching tube Q15 provides starting current.R54, C18, R53, Q16 form overcurrent protection electric current, the excessive limit vibration of electric current.D17, C20, R52, ZD4, C19, D16 form feedback circuit, are related to supply voltage switch.Secondary D15 forms single ripple rectification circuit.C16, C17 form filter circuit.ZD3 is voltage-stabiliser tube, plays protective effect here and prevents overtension damage circuit below.

As shown in Figure 3, control relay circuit comprises holding circuit and Zigbee circuits for triggering after charging circuit before relay coil J1A, relay adhesive, relay adhesive, and before described relay adhesive, charging circuit is made up of positive-negative-positive high voltage switching transistor Q1 and NPN type high voltage switching transistor Q3, resistance R4, R8 and R13, high-voltage electrolytic capacitor C1; After described relay adhesive, holding circuit is made up of diode D1 and D3, resistance R3; Described Zigbee circuits for triggering are made up of resistance R17, R12, R39 and R40, positive-negative-positive high voltage switching transistor Q12, NPN type high voltage switching transistor Q2; The emitter of described Q1 connects the output of OFF state power-supply circuit, and the collector electrode of Q1 connects one end of J1A; One end of R4 connects the emitter of Q1, and the other end connects the base stage of Q1; The base stage of Q1 connects one end of R8, and the other end of R8 connects the collector electrode of Q3, is connected to the other end of JIA, the grounded emitter of Q3 after the base series R13 of Q3; The anode of C1 and the anode of D3 connect one end of J1A, and the negative electrode of D3 connects the other end of JIA, the minus earth of C1; One end of R3 connects the anode of C1, and the other end connects the anode of D1, and the negative electrode of D1 connects the output of ON state power-supply circuit; The collector electrode of Q2 connects the other end of JIA, the grounded emitter of Q2, and its base stage connects one end of R12, and the other end of R12 connects the collector electrode of Q12; The emitter of Q12 connects one end and the 3.3V power supply of R39, and the base stage of Q12 connects the other end of R39; One end of R40 connects the base stage of Q12, and the other end connects an output of Zigbee wireless module; One end of R17 connects the collector electrode of Q12, other end ground connection.When turning off the light, this circuit power is provided by the 12V power supply of OFF state power-supply circuit, charging circuit before the adhesive of Q1, R4, R8, Q3, R13, C1 composition relay, when OFF state is powered, Q1 opens, and 12V power supply flows to C1 from Q1, prepares against voltage required for attracting electric relay to C1 charging.When K1 is low level, relay adhesive.Now voltage is provided by ON state 12V, flows to R3 by D1.Holding circuit work after relay adhesive, R3 and relay internal resistance dividing potential drop, the voltage of relay two end is less than 12V but higher than its pick-up voltage, reaches the effect of a node.

As shown in Figure 4, power switching circuit is made up of diode D11, D8 and voltage stabilizing didoe ZD1, the negative electrode of D11 connects the output on OFF state power taking point road, the anode of D11 connects the anode of ZD1, the negative electrode of ZD1 connects the anode of D8, the negative electrode of D8 connects the output of ON state power-supply circuit, and the negative electrode of ZD1 connects the input of power-switching circuit.For switching OFF state 12V voltage and ON state 12V voltage as the power supply transforming 3.3V.The power supply that time OFF state (turn-off) ,+12V_CLOSE now transforms 3.3V for 12V and+12V_OPEN for 0V provides value for (12V-VZD1-0.7) V by OFF state 12V.When ON state (state of turning on light) ,+12_OPEN value is 12V, and the voltage that about 11.3V provides than OFF state after D8 is large, and the power supply now transforming 3.3V is provided by ON state 12V.

As shown in Figure 4, power-switching circuit comprises a switching power source chip TPS62120.This power supply chip input voltage range is from 2V to 15V, and conversion efficiency is up to 96%, and under energy-saving mode, quiescent current is low to moderate 11uA.This has great advantage for low-power consumption application.R20 and R22 determines output voltage Vo=0.8 * (1+R20/R22).Switching frequency is determined by R20 and C3, f=1/(2 * π * R20 * C3).C4 is filter capacitor.

As shown in Figure 5, for system provides 12V power supply when ON state power-supply circuit is turned on light, primarily of two partial circuits compositions, a part is by U2(LM321MF) and the hysteresis comparator circuit that forms of periphery components and parts, the NMOS tube switching circuit that another part is made up of Q11, R34, C12.The 1 pin voltage of the 3 pin voltage V3 > V1(U2 of U2 during the work of ON state power-supply circuit), 4 pin voltage V4 output low levels, Q10 disconnects V3=3.3V.NMOS tube Q11 disconnects, and the voltage Vlk of Q11 increases, and when Vlk voltage is greater than (0.7+0.7+VZD2+3.3) V, V1 > V3, V4 export high level.Q10 conducting, R37, R38 form bleeder circuit, make V3 voltage be less than 3.3V, reach a sluggish effect.V4 exports high level Q11 conducting, the Vlk voltage drop of Q11, and the voltage keeps of C13 bis-end declines.As V1 < V3, V4 output low level, gets back to incipient state.The work gone round and begun again like this obtains ON state 12V voltage.

Figure seven is live wire, lamp line and switch relay connection diagram.R5, R6, R7 are piezo-resistance protection relay.

Figure eight is touch key-press circuit.Adopt low-power consumption, the touch chip of high resistance interference.Trigger output to be connected on Zigbee module pin.

Figure nine is Zigbee module peripheral circuit.R4 and C7 forms reset circuit.This circuit module has and connects load judgment circuit pin, Control pin, indicator light control pin.The input and output of each pin are controlled by program.

Although specifically show in conjunction with preferred embodiment and describe the utility model; but those skilled in the art should be understood that; not departing from the spirit and scope of the present utility model that appended claims limits; in the form and details the utility model is made a variety of changes, be protection range of the present utility model.

Claims (7)

1. single live wire touches a lamp control switch, it is characterized in that, comprises OFF state power-supply circuit, ON state power-supply circuit, power switching circuit, power-switching circuit, load judgment circuit, touch key-press circuit, zigbee wireless module, control relay circuit; Described OFF state power-supply circuit input connects live wire and lamp line, and its output connects an input of described power switching circuit and described control relay circuit; Described ON state power-supply circuit connect live wire, another input of power switching circuit and control relay circuit respectively; The output of described power switching circuit connects power-switching circuit and touch key-press circuit respectively; Described zigbee wireless module connects power-switching circuit, touch key-press circuit, load judgment circuit and control relay circuit respectively; Described relay connects described ON state power-supply circuit and lamp line.
2. a kind of single live wire as claimed in claim 1 touches lamp control switch, it is characterized in that, described OFF state power-supply circuit is auto-excitation type flyback converter switching power circuit, be made up of rectifier bridge stack BD1 and BD2, transformer TR, piezo-resistance R27, thermistor PTC1, resistance R50, R51, R52, R53 and R54, high-voltage electrolytic capacitor C6, C16 and C19, electric capacity C17, C18 and C20, NPN type high voltage switching transistor Q15 and Q16, diode D15, D16 and D17, voltage stabilizing didoe ZD3 and ZD4, described transformer TR has elementary, secondary and feedback three windings; The pin that exchanges of BD1 with BD2 accesses live wire and 3 road lamp lines respectively; BD1, BD2 and R27 are in parallel, the armature winding Same Name of Ends of TR is connected to after the positive pole series connection PTC1 of BD1 and BD2, the positive pole of C6 connects the armature winding Same Name of Ends of TR, and the negative pole of C6 is connected ground connection with the negative pole of BD2, and the armature winding different name end of TR connects the collector electrode of Q15; After R50 and R51 series connection, one end connects the base stage of Q15, and the other end connects the armature winding different name end of TR; After C18 and R53 parallel connection, one end connects the emitter of Q15, and the other end connects the base stage of Q16; Ground connection after the emitter series connection R54 of Q15; Q16 grounded emitter, its collector electrode connects the base stage of Q15; One end of R52 connects the anode of ZD4, and its other end connects the anode of D17; The negative electrode of D17 connects the feedback Motor Winding Same Name of Ends of TR, and C20 and D17 is in parallel; The anode of ZD4 connects the base stage of Q15, and the negative electrode of ZD4 connects the negative electrode of D16; The negative electrode of C19 is connected to the negative electrode of ZD4, and the anode of C19 connects the emitter of Q16; The anode of D16 connects the negative electrode of D17; The feedback winding different name end ground connection of TR; The secondary winding different name end of TR connects the negative electrode of D15, the anode of D15 connects terminals of OFF state power-supply circuit, the anode of the anode of C16, one end of C17 and ZD3 is all connected to anode, the negative electrode of the negative electrode of C16, the other end of C17, ZD3 and secondary winding Same Name of Ends all ground connection of TR of D15.
3. a kind of single live wire as claimed in claim 1 touches lamp control switch, it is characterized in that, described control relay circuit comprises holding circuit and Zigbee circuits for triggering after charging circuit before relay coil J1A, relay adhesive, relay adhesive, and before described relay adhesive, charging circuit is made up of positive-negative-positive high voltage switching transistor Q1 and NPN type high voltage switching transistor Q3, resistance R4, R8 and R13, high-voltage electrolytic capacitor C1; After described relay adhesive, holding circuit is made up of diode D1 and D3, resistance R3; Described Zigbee circuits for triggering are made up of resistance R17, R12, R39 and R40, positive-negative-positive high voltage switching transistor Q12, NPN type high voltage switching transistor Q2; The emitter of described Q1 connects the output of OFF state power-supply circuit, and the collector electrode of Q1 connects one end of J1A; One end of R4 connects the emitter of Q1, and the other end connects the base stage of Q1; The base stage of Q1 connects one end of R8, and the other end of R8 connects the collector electrode of Q3, is connected to the other end of JIA, the grounded emitter of Q3 after the base series R13 of Q3; The anode of C1 and the anode of D3 connect one end of J1A, and the negative electrode of D3 connects the other end of JIA, the minus earth of C1; One end of R3 connects the anode of C1, and the other end connects the anode of D1, and the negative electrode of D1 connects the output of ON state power-supply circuit; The collector electrode of Q2 connects the other end of JIA, the grounded emitter of Q2, and its base stage connects one end of R12, and the other end of R12 connects the collector electrode of Q12; The emitter of Q12 connects one end and the 3.3V power supply of R39, and the base stage of Q12 connects the other end of R39; One end of R40 connects the base stage of Q12, and the other end connects an output of Zigbee wireless module; One end of R17 connects the collector electrode of Q12, other end ground connection.
4. the one list live wire as described in any one of claim 1-3 touches lamp control switch, it is characterized in that, described power switching circuit is made up of diode D11, D8 and voltage stabilizing didoe ZD1, the negative electrode of D11 connects the output on OFF state power taking point road, the anode of D11 connects the anode of ZD1, the negative electrode of ZD1 connects the anode of D8, and the negative electrode of D8 connects the output of ON state power-supply circuit, and the negative electrode of ZD1 connects the input of power-switching circuit.
5. a kind of single live wire as claimed in claim 4 touches lamp control switch, and it is characterized in that, described power-switching circuit comprises a switching power source chip TPS62120.
6. a kind of single live wire as claimed in claim 4 touches lamp control switch, and it is characterized in that, described ON state power-supply circuit is made up of hysteresis comparator circuit and NMOS tube switching circuit.
7. a kind of single live wire as claimed in claim 4 touches lamp control switch, and it is characterized in that, described touch key-press circuit comprises a touch chip, and its trigger output end connects on zigbee wireless module pin.
CN201420507573.9U 2014-09-04 2014-09-04 Single live wire touches lamp control switch CN204217167U (en)

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CN104767403A (en) * 2015-04-16 2015-07-08 成都互触科技有限公司 Single-live line power supplier
CN104965427A (en) * 2015-06-25 2015-10-07 四川一高科技有限责任公司 Single-fire wire power supply intelligent switch
CN105404196A (en) * 2015-10-08 2016-03-16 黎宜 Single-live-wire touch switch capable of remote control
CN106053999A (en) * 2016-07-21 2016-10-26 南京物联传感技术有限公司 Power failure detection circuit for wireless single fire wire switch and applications
CN106130521A (en) * 2016-07-01 2016-11-16 上海小为科技股份有限公司 A kind of single fire power taking smart electronics switch on wall power-supply circuit implementation method
CN107046418A (en) * 2017-04-18 2017-08-15 刘胜泉 A kind of single live wire power getting circuit
CN107306468A (en) * 2016-04-21 2017-10-31 厦门网拓科技有限公司 Single live wire OFF state power-supply circuit
CN107844078A (en) * 2017-11-02 2018-03-27 北京众清科技有限公司 Single live wire power getting circuit and electricity-fetching method
CN108093542A (en) * 2018-01-13 2018-05-29 大庆元子科技开发有限公司 A kind of switch electricity-fetching mechanism and its attachment device, locking portion and lamps and lanterns
CN108093543A (en) * 2018-01-13 2018-05-29 大庆元子科技开发有限公司 A kind of two-wire system intelligent switch electricity-fetching mechanism and attachment device, locking portion and lamps and lanterns
CN108235545A (en) * 2018-01-13 2018-06-29 大庆元子科技开发有限公司 A kind of intelligent switch split electricity-fetching mechanism and its attachment device, locking portion and lamps and lanterns
CN108882474A (en) * 2018-04-16 2018-11-23 华阴市四维智开科技有限公司 A kind of list firewire soft-touch control
CN109618478A (en) * 2018-12-04 2019-04-12 公牛集团股份有限公司 A kind of list firewire switching system

Cited By (16)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104767403A (en) * 2015-04-16 2015-07-08 成都互触科技有限公司 Single-live line power supplier
CN104965427A (en) * 2015-06-25 2015-10-07 四川一高科技有限责任公司 Single-fire wire power supply intelligent switch
CN105404196A (en) * 2015-10-08 2016-03-16 黎宜 Single-live-wire touch switch capable of remote control
CN107306468A (en) * 2016-04-21 2017-10-31 厦门网拓科技有限公司 Single live wire OFF state power-supply circuit
CN106130521A (en) * 2016-07-01 2016-11-16 上海小为科技股份有限公司 A kind of single fire power taking smart electronics switch on wall power-supply circuit implementation method
CN106053999A (en) * 2016-07-21 2016-10-26 南京物联传感技术有限公司 Power failure detection circuit for wireless single fire wire switch and applications
CN106053999B (en) * 2016-07-21 2018-12-11 南京物联传感技术有限公司 A kind of power-fail detection circuit and its application for wireless single firewire switch
CN107046418A (en) * 2017-04-18 2017-08-15 刘胜泉 A kind of single live wire power getting circuit
CN107844078A (en) * 2017-11-02 2018-03-27 北京众清科技有限公司 Single live wire power getting circuit and electricity-fetching method
CN108093542A (en) * 2018-01-13 2018-05-29 大庆元子科技开发有限公司 A kind of switch electricity-fetching mechanism and its attachment device, locking portion and lamps and lanterns
CN108235545A (en) * 2018-01-13 2018-06-29 大庆元子科技开发有限公司 A kind of intelligent switch split electricity-fetching mechanism and its attachment device, locking portion and lamps and lanterns
CN108093543A (en) * 2018-01-13 2018-05-29 大庆元子科技开发有限公司 A kind of two-wire system intelligent switch electricity-fetching mechanism and attachment device, locking portion and lamps and lanterns
CN108235545B (en) * 2018-01-13 2020-10-27 苏州知瑞光电材料科技有限公司 Intelligent switch split electricity taking mechanism and connecting device, adaptive part and lamp thereof
CN108882474A (en) * 2018-04-16 2018-11-23 华阴市四维智开科技有限公司 A kind of list firewire soft-touch control
CN109618478A (en) * 2018-12-04 2019-04-12 公牛集团股份有限公司 A kind of list firewire switching system
CN109618478B (en) * 2018-12-04 2020-06-16 公牛集团股份有限公司 Single live wire switch system

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