CN201773297U - Single-live wire wall-mounted type remote switch - Google Patents
Single-live wire wall-mounted type remote switch Download PDFInfo
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- CN201773297U CN201773297U CN2010202924923U CN201020292492U CN201773297U CN 201773297 U CN201773297 U CN 201773297U CN 2010202924923 U CN2010202924923 U CN 2010202924923U CN 201020292492 U CN201020292492 U CN 201020292492U CN 201773297 U CN201773297 U CN 201773297U
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Abstract
The utility model discloses a single-live wire wall-mounted type remote switch, which comprises a remote controller, a switch panel and a control circuit arranged on the inner side of the switch panel, wherein the control circuit comprises a CPU (Central Processing Unit) treatment circuit and a single-live wire power extraction circuit for supplying power for each electric unit; the input end of the CPU treatment circuit is connected with a wireless receiving circuit and a button control circuit, the CPU treatment circuit receives the wireless control signal received by the wireless receiving circuit or the manual control signal received by the button control circuit, and outputs the control signal after treatment to an LED indicating circuit and a drive isolation circuit that are connected at the output end of the CPU treatment circuit; the output end of the drive isolation circuit is connected with a single-live wire switching control circuit; and the single-live wire switching control circuit is connected with the external load through the single live wire and controls the on/off of the external load according to the driving signal outputted by the drive isolation circuit. The utility model has simple structure, reasonable design, energy conservation, long service life, and low wiring cost, and is convenient and reliable to use and facilitates the promotion.
Description
Technical field
The utility model belongs to the teleswitch technical field, especially relates to the wall-mounted teleswitch of a kind of single live wire.
Background technology
Along with improving constantly of people's living standard, continuous progress in science and technology, traditional mechanical hand switch has not more and more satisfied the aspire after perfection needs in living space of modern, and radio remote control switch replaces the conventional manual switch has become the trend that the modern chases.But, existing radio remote control switch mostly is three-wire system greatly, promptly adopt zero live wire two-wire power taking design, though design is simple like this, but its obvious defects is arranged but, for example leak electricity higher, do not meet the economize on electricity environmental requirement, the single live wire wiring of product installation and maintenance household extremely inconvenient, that be not suitable for main flow in present world wide customs etc. cause it large-scale popularization not use.Though a small amount of two-wire system is also arranged at present on the market, promptly adopt the switch product of single live wire power getting, but, the teleswitch of existing single live wire power getting adopts capacitance-resistance dividing potential drop or Universal Switching Power Supply circuit step-down power taking technology mostly, capacitance-resistance bleeder circuit efficient is very low, efficient has only about 2% in the 5V electric power system, and Universal Switching Power Supply circuit structure complexity, and oneself power consumption is bigger, work efficiency is lower, adopt the product holding state consumed current of these technology excessive, can not be applied to control the small power energy-saving lamp, greatly hindered market expansion work.In addition, analyze after testing and find, more existing products have very big leakage current, have in addition surpass 1 milliampere, so not only do not meet energy-conservation requirement, and may bring Danger Electric shock risk to the user, also have some products in use will be on user's light fixture power taking load such as parallel resistance, the additional waste electric energy, and, anti-lightning strike, the anti-unexpected poor-performing of existing product, serviceable life is shorter.
The utility model content
Technical problem to be solved in the utility model is at above-mentioned deficiency of the prior art, provides a kind of single live wire wall-mounted teleswitch.It is simple in structure, reasonable in design, and is easy to use, reliable, energy-conservation and long service life, and wiring cost is low, is convenient to promote the use of.
For solving the problems of the technologies described above, the technical solution adopted in the utility model is: the wall-mounted teleswitch of a kind of single live wire, comprise telepilot, switch panel and the control circuit that is arranged at the switch panel inboard, it is characterized in that: described control circuit comprises the CPU treatment circuit and the single live wire power getting circuit of steady operation power supply is provided for each power unit, the input termination of described CPU treatment circuit is used to receive the wireless receiving circuit of the wireless control signal that telepilot sends and is used to receive the key control circuit of manual control signal, and described CPU treatment circuit receives the manual control signal that wireless control signal that wireless receiving circuit receives or key control circuit receive and handles back output control signal and give the LED indicating circuit that is connected on CPU treatment circuit output terminal and drive buffer circuit; The output terminal order live wire ON-OFF control circuit of described driving buffer circuit; The break-make of the drive signal control external loading that the driving buffer circuit that described single live wire ON-OFF control circuit and external loading join with single live wire and basis receives is exported.
Described CPU treatment circuit constitutes by single-chip microcomputer with reset circuit that single-chip microcomputer joins.
Described single live wire power getting circuit is by fuse FUSE, diode D4, D5, D6, D7, D8 and D9, and capacitor C 1, resistance R 3, the oscillating unit circuit, high-frequency transformer T1 and voltage regulation unit circuit constitute; The input end L_IN and the live wire of described single live wire power getting circuit join, after meeting fuse FUSE again, join with the L input end of single live wire ON-OFF control circuit and an end of capacitor C 1, one end of the other end of capacitor C 1 and described oscillating unit circuit and resistance R 3 joins, the other end of resistance R 3 joins with the negative pole of diode D4, D6 and D8 respectively, and the positive level of diode D4, D6 and D8 is respectively L_OUT_1, the L_OUT_2 of described single live wire power getting circuit and L_OUT_3 output terminal and joins with load 1, load 2 and load 3 respectively; Described oscillating unit circuit is by resistance R 2, R4 and R5, capacitor C 5 and C6, voltage stabilizing diode D2, diode D3 and NPN type triode Q1 constitute, one end of one end of one end of resistance R 2 and the other end of capacitor C 1 and resistance R 3 and the primary coil of described high-frequency transformer T1 joins, one end of the other end of resistance R 2 and resistance R 4 joins, one end of the other end of resistance R 4 and resistance R 5, the base stage of the negative pole of voltage stabilizing diode D2 and NPN type triode Q1 is joined, one end of the other end of resistance R 5 and capacitor C 5 joins, one end of the negative pole of the other end of capacitor C 5 and diode D3 and second secondary coil of described high-frequency transformer joins, the other end ground connection of second secondary coil of described high-frequency transformer T1, the positive level of described diode D3 is joined with the positive pole of voltage stabilizing diode D2 and an end of capacitor C 6, the other end ground connection of capacitor C 6, the other end of the collector of described NPN type triode Q1 and the primary coil of described high-frequency transformer T1 joins, the grounded emitter of described NPN type triode Q1, the two ends of first secondary coil of described high-frequency transformer T1 are all joined with described voltage regulation unit circuit; Described voltage regulation unit circuit is by diode D1, filter capacitor C2, C3 and C4, resistance R 1 and low pressure difference linear voltage regulator LDO constitute, the positive level of diode D1 is joined with an end of first secondary coil of described high-frequency transformer T1, the end of the negative pole of diode D1 and filter capacitor C4 and an end of resistance R 1 join, the other end of first secondary coil of the other end of filter capacitor C4 and described high-frequency transformer T1 joins, the VIN end of the other end of resistance R 1 and low pressure difference linear voltage regulator LDO joins, the VOUT end of low pressure difference linear voltage regulator LDO and the end of filter capacitor C2, an end and the power supply VCC of filter capacitor C3 join the other end of filter capacitor C2, the other end of filter capacitor C3, the GND end of low pressure difference linear voltage regulator LDO and the equal ground connection of the other end of filter capacitor C4; The negative pole of described diode D5, D7 and D9 all joins with the negative pole of diode D1, and the positive pole of described diode D5, D7 and D9 joins with V_1, V_2 and the V_3 output terminal of single live wire ON-OFF control circuit respectively.
Described wireless receiving circuit is RF receiving circuit, infrared receiving circuit or ultrasound wave receiving circuit.
Described key control circuit is three tunnel key control circuit.
Described driving buffer circuit is by rectifying device Z1, resistance R 6, R7, R8, R9, R10 and R11, capacitor C 10, C11, C12 and C13, unidirectional controllable silicon S CR, switching diode D10, voltage stabilizing diode D11, NPN type triode Q2, photoelectrical coupler IC1 and four adapter J1 constitute; V+ end and the end of resistance R 6 and the A utmost point of unidirectional controllable silicon S CR of described rectifying device Z1 join, the negative pole of the other end of resistance R 6 and switching diode D10, the negative pole of voltage stabilizing diode D11, one end of capacitor C 10, one end of capacitor C 11, the collector of NPN type triode Q2 and the collector of photoelectrical coupler IC1 join, the positive pole of the K utmost point of unidirectional controllable silicon S CR and an end of resistance R 7 and switching diode D10 joins, the other end of resistance R 7, the positive pole of voltage stabilizing diode D11, the equal ground connection of the other end of the other end of capacitor C 10 and capacitor C 11, the end of the G utmost point connecting resistance R8 of unidirectional controllable silicon S CR, one end of the other end of resistance R 8 and resistance R 10, the emitter of NPN type triode Q2 and an end of capacitor C 13 join, the base stage of NPN type triode Q2 and an end of resistance R 11, one end of capacitor C 12 and the emitter of photoelectrical coupler IC1 join, the other end of resistance R 10, the other end of capacitor C 13, the equal ground connection of the other end of the other end of resistance R 11 and capacitor C 12, the end of the negative electrode connecting resistance R9 of photoelectrical coupler IC1, the other end of resistance R 9, two AC end of the anode of photoelectrical coupler IC1 and rectifying device Z1 respectively with 3 pin of described four adapter J1,4 pin, 1 pin and 2 pin join, and described driving buffer circuit joins by four adapter J1 and described single live wire ON-OFF control circuit.
Described single live wire ON-OFF control circuit is by bidirectional triode thyristor electronic switch U1, U2 and U3, and capacitor C 7, C8 and C9, voltage stabilizing diode DW1, DW2 and DW3 and four adapter DR-1, DR-2 and DR-3 constitute; The A1 utmost point of described bidirectional triode thyristor electronic switch U1, U2 and U3 joins and joins with fuse FUSE, is the L input end of described single live wire ON-OFF control circuit; The A2 utmost point of described bidirectional triode thyristor electronic switch U1, U2 and U3 is respectively with L_OUT_1, the L_OUT_2 of described single live wire power getting circuit with the L_OUT_3 output terminal joins and join with 2 pin of described four adapter DR-1,2 pin of DR-2 and 2 pin of DR-3 respectively; The positive pole of the G utmost point of described bidirectional triode thyristor electronic switch U1 and an end of capacitor C 7 and voltage stabilizing diode DW1 joins, the other end ground connection of described capacitor C 7, the negative pole of described zener diode DW1 are the V_1 output terminal of single live wire ON-OFF control circuit and join with 1 pin of four adapter DR-1; The positive pole of the G utmost point of described bidirectional triode thyristor electronic switch U2 and an end of capacitor C 8 and voltage stabilizing diode DW2 joins, the other end ground connection of described capacitor C 8, the negative pole of described zener diode DW2 are the V_2 output terminal of single live wire ON-OFF control circuit and join with 1 pin of four adapter DR-2; The positive pole of the G utmost point of described bidirectional triode thyristor electronic switch U3 and an end of capacitor C 9 and voltage stabilizing diode DW3 joins, the other end ground connection of described capacitor C 9, the negative pole of described zener diode DW3 are the V_3 output terminal of single live wire ON-OFF control circuit and join with 1 pin of four adapter DR-3; The equal ground connection of 3 pin of 3 pin of described four adapter DR-1,3 pin of DR-2 and DR-3,4 pin of 4 pin of described four adapter DR-1,4 pin of DR-2 and DR-3 join with described single-chip microcomputer respectively.
Described driving buffer circuit is three the tunnel.
Described single live wire ON-OFF control circuit is joined with three tunnel driving buffer circuits respectively by four adapter DR-1, DR-2 and DR-3.
The utility model compared with prior art has the following advantages:
1, simple in structure, reasonable in design.The utility model adopts modular design, and each modular circuit advantages of simple, and Product Renewal only need be changed corresponding module and get final product, and has fully improved product development speed, production efficiency, has reduced management of product cost, production cost.
2, easy to use, reliable, wiring cost is low.The utility model adopts single live wire power getting, can replace 86 traditional formula mechanical switchs easily, exempts rewiring, and wiring cost is low; And employing controllable silicon electronic switch, the high frequency of having avoided causing at the high-frequency impulse that switch connection moment occurs pollutes and spark phenomenon, in circuit, also designed the load faulty treatment circuit, utilize the unilateral conduction of diode, guaranteed when any one or two in three loads are broken down, circuit can operate as normal and electric current can not flow into faulty circuit, guarantee the operate as normal of switch; Both can realize traditional hand switch operation, upgrade to the wireless remote control operation simultaneously again, easy to use, reliable.
3, energy-conservation and long service life.Analyze after testing, the leakage current of the utility model work is little, in use need power taking load such as parallel resistance on user's light fixture yet, meet requirements of saving energy, can not bring Danger Electric shock risk to the user yet, and, owing to designed the driving buffer circuit in the utility model, can prevent effectively be thundering or the external power source fortuitous event under to the damage of switch, prolonged the serviceable life of switch.
4, be convenient to promote the use of.The utility model just can be realized power taking by single live wire, and have existing product incomparable advantage, can be widely used in the switch on wall of the single live wire wiring of household of main flow in the world wide, be convenient to promote the use of.
Below by drawings and Examples, the technical solution of the utility model is described in further detail.
Description of drawings
Fig. 1 is a structural representation of the present utility model.
Fig. 2 is the schematic diagram of the utility model single live wire power getting circuit.
Fig. 3 is the schematic diagram of the utility model list live wire ON-OFF control circuit.
Fig. 4 drives the schematic diagram of buffer circuit for the utility model.
Description of reference numerals:
The 1-CPU treatment circuit; The 2-single live wire power getting circuit; The 3-wireless receiving circuit;
The 4-key control circuit; The 5-LED indicating circuit; The single live wire switch control of 6-
The road;
7-drives buffer circuit.
Embodiment
As shown in Figure 1, the utility model comprises telepilot, switch panel and the control circuit that is arranged at the switch panel inboard, described control circuit comprises CPU treatment circuit 1 and the single live wire power getting circuit 2 of steady operation power supply is provided for each power unit, the input termination of described CPU treatment circuit 1 is used to receive the wireless receiving circuit 3 of the wireless control signal that telepilot sends and is used to receive the key control circuit 4 of manual control signal, and described CPU treatment circuit 1 receives the manual control signal that wireless control signal that wireless receiving circuit 3 receives or key control circuit 4 receive and handles back output control signal and give the LED indicating circuit 5 that is connected on CPU treatment circuit 1 output terminal and drive buffer circuit 6; The output terminal order live wire ON-OFF control circuit 7 of described driving buffer circuit 6; The break-make of the drive signal control external loading that the driving buffer circuit 6 that described single live wire ON-OFF control circuit 7 and external loading join with single live wire and basis receives is exported.
In the present embodiment, described CPU treatment circuit 1 constitutes by single-chip microcomputer with reset circuit that single-chip microcomputer joins.Described wireless receiving circuit 3 is RF receiving circuit, infrared receiving circuit or ultrasound wave receiving circuit.Described key control circuit 4 is three tunnel key control circuit.
In conjunction with Fig. 2, in the present embodiment, described single live wire power getting circuit 2 is by fuse FUSE, diode D4, D5, D6, D7, D8 and D9, and capacitor C 1, resistance R 3, the oscillating unit circuit, high-frequency transformer T1 and voltage regulation unit circuit constitute; The input end L_IN and the live wire of described single live wire power getting circuit 2 join, after meeting fuse FUSE again, join with the L input end of single live wire ON-OFF control circuit 7 and an end of capacitor C 1, one end of the other end of capacitor C 1 and described oscillating unit circuit and resistance R 3 joins, the other end of resistance R 3 joins with the negative pole of diode D4, D6 and D8 respectively, and the positive level of diode D4, D6 and D8 is respectively L_OUT_1, the L_OUT_2 of described single live wire power getting circuit 2 and L_OUT_3 output terminal and joins with load 1, load 2 and load 3 respectively; Described oscillating unit circuit is by resistance R 2, R4 and R5, capacitor C 5 and C6, voltage stabilizing diode D2, diode D3 and NPN type triode Q1 constitute, one end of one end of one end of resistance R 2 and the other end of capacitor C 1 and resistance R 3 and the primary coil of described high-frequency transformer T1 joins, one end of the other end of resistance R 2 and resistance R 4 joins, one end of the other end of resistance R 4 and resistance R 5, the base stage of the negative pole of voltage stabilizing diode D2 and NPN type triode Q1 is joined, one end of the other end of resistance R 5 and capacitor C 5 joins, one end of the negative pole of the other end of capacitor C 5 and diode D3 and second secondary coil of described high-frequency transformer joins, the other end ground connection of second secondary coil of described high-frequency transformer T1, the positive level of described diode D3 is joined with the positive pole of voltage stabilizing diode D2 and an end of capacitor C 6, the other end ground connection of capacitor C 6, the other end of the collector of described NPN type triode Q1 and the primary coil of described high-frequency transformer T1 joins, the grounded emitter of described NPN type triode Q1, the two ends of first secondary coil of described high-frequency transformer T1 are all joined with described voltage regulation unit circuit; Described voltage regulation unit circuit is by diode D1, filter capacitor C2, C3 and C4, resistance R 1 and low pressure difference linear voltage regulator LDO constitute, the positive level of diode D1 is joined with an end of first secondary coil of described high-frequency transformer T1, the end of the negative pole of diode D1 and filter capacitor C4 and an end of resistance R 1 join, the other end of first secondary coil of the other end of filter capacitor C4 and described high-frequency transformer T1 joins, the VIN end of the other end of resistance R 1 and low pressure difference linear voltage regulator LDO joins, the VOUT end of low pressure difference linear voltage regulator LDO and the end of filter capacitor C2, an end and the power supply VCC of filter capacitor C3 join the other end of filter capacitor C2, the other end of filter capacitor C3, the GND end of low pressure difference linear voltage regulator LDO and the equal ground connection of the other end of filter capacitor C4; The negative pole of described diode D5, D7 and D9 all joins with the negative pole of diode D1, and the positive pole of described diode D5, D7 and D9 joins with V_1, V_2 and the V_3 output terminal of single live wire ON-OFF control circuit 6 respectively.
In conjunction with Fig. 3, in the present embodiment, described driving buffer circuit 6 is by rectifying device Z1, resistance R 6, R7, R8, R9, R10 and R11, capacitor C 210, C11, C12 and C13, unidirectional controllable silicon S CR, switching diode D10, voltage stabilizing diode D11, NPN type triode Q2, photoelectrical coupler IC1 and four adapter J1 constitute; V+ end and the end of resistance R 6 and the A utmost point of unidirectional controllable silicon S CR of described rectifying device Z1 join, the negative pole of the other end of resistance R 6 and switching diode D10, the negative pole of voltage stabilizing diode D11, one end of capacitor C 10, one end of capacitor C 11, the collector of NPN type triode Q2 and the collector of photoelectrical coupler IC1 join, the positive pole of the K utmost point of unidirectional controllable silicon S CR and an end of resistance R 7 and switching diode D10 joins, the other end of resistance R 7, the positive pole of voltage stabilizing diode D11, the equal ground connection of the other end of the other end of capacitor C 10 and capacitor C 11, the end of the G utmost point connecting resistance R8 of unidirectional controllable silicon S CR, one end of the other end of resistance R 8 and resistance R 10, the emitter of NPN type triode Q2 and an end of capacitor C 13 join, the base stage of NPN type triode Q2 and an end of resistance R 11, one end of capacitor C 12 and the emitter of photoelectrical coupler IC1 join, the other end of resistance R 10, the other end of capacitor C 13, the equal ground connection of the other end of the other end of resistance R 11 and capacitor C 12, the end of the negative electrode connecting resistance R9 of photoelectrical coupler IC1, the other end of resistance R 9, two AC end of the anode of photoelectrical coupler IC1 and rectifying device Z1 respectively with 3 pin of described four adapter J1,4 pin, 1 pin and 2 pin join, and described driving buffer circuit 6 joins by four adapter J1 and described single live wire ON-OFF control circuit 7.
In conjunction with Fig. 4, in the present embodiment, described single live wire ON-OFF control circuit 7 is by bidirectional triode thyristor electronic switch U1, U2 and U3, and capacitor C 7, C8 and C9, voltage stabilizing diode DW1, DW2 and DW3 and four adapter DR-1, DR-2 and DR-3 constitute; The A1 utmost point of described bidirectional triode thyristor electronic switch U1, U2 and U3 joins and joins with fuse FUSE, is the L input end of described single live wire ON-OFF control circuit 7; The A2 utmost point of described bidirectional triode thyristor electronic switch U1, U2 and U3 is respectively with L_OUT_1, the L_OUT_2 of described single live wire power getting circuit 7 with the L_OUT_3 output terminal joins and join with 2 pin of described four adapter DR-1,2 pin of DR-2 and 2 pin of DR-3 respectively; The positive pole of the G utmost point of described bidirectional triode thyristor electronic switch U1 and an end of capacitor C 7 and voltage stabilizing diode DW1 joins, the other end ground connection of described capacitor C 7, the negative pole of described zener diode DW1 are the V_1 output terminal of single live wire ON-OFF control circuit 7 and join with 1 pin of four adapter DR-1; The positive pole of the G utmost point of described bidirectional triode thyristor electronic switch U2 and an end of capacitor C 8 and voltage stabilizing diode DW2 joins, the other end ground connection of described capacitor C 8, the negative pole of described zener diode DW2 are the V_2 output terminal of single live wire ON-OFF control circuit 7 and join with 1 pin of four adapter DR-2; The positive pole of the G utmost point of described bidirectional triode thyristor electronic switch U3 and an end of capacitor C 9 and voltage stabilizing diode DW3 joins, the other end ground connection of described capacitor C 9, the negative pole of described zener diode DW3 are the V_3 output terminal of single live wire ON-OFF control circuit 7 and join with 1 pin of four adapter DR-3; The equal ground connection of 3 pin of 3 pin of described four adapter DR-1,3 pin of DR-2 and DR-3,4 pin of 4 pin of described four adapter DR-1,4 pin of DR-2 and DR-3 join with described single-chip microcomputer respectively.
In the present embodiment, described driving buffer circuit 7 is three the tunnel.Described single live wire ON-OFF control circuit 6 is joined with three tunnel driving buffer circuits 7 respectively by four adapter DR-1, DR-2 and DR-3.
The course of work of the present utility model is: when the external world does not provide manual control signal or wireless control signal, wireless receiving circuit 3 and key control circuit 4 are not all worked, electronic switch U1 in single live wire ON-OFF control circuit 6, U2 and U3 be not conducting all, at this moment, in single live wire power getting circuit 2, the 220V power supply of importing from live wire is behind fuse FUSE, by capacitor C 1, current flowing resistance R2 and R4 are arranged, make NPN type triode Q1 conducting, the collector current of NPN type triode Q1 increases at the primary coil neutral line of high-frequency transformer T1, induction is sent as an envoy to NPN type triode Q1 base stage for just in second secondary coil of high-frequency transformer T1, the negative feedback voltage that emission is very negative, make voltage stabilizing diode D2 reach breakdown point very soon, at this moment the base voltage of NPN type triode Q1 base stage no longer raises.During while NPN type triode Q1 collector current linear growth, capacitor C 5 chargings and voltage progressively raise, make progressively step-down of NPN type triode Q1 base voltage, cause NPN type triode Q1 to withdraw from the saturation region, the collector current of NPN type triode Q1 begins to reduce, induction is sent as an envoy to NPN type triode Q1 base stage for negative in second secondary coil of high-frequency transformer T1, launch very positive voltage, make very fast ending of NPN type triode Q1, at this moment diode D1 conducting, energy storage in first secondary coil of high-frequency transformer T1 discharges, after resistance R 1 current limliting,, pass through filtering capacitor C 2 again by low pressure difference linear voltage regulator LDO voltage stabilizing, provide power supply for follow-up load after the C3 filtering.LED in the Single-chip Controlling LED indicating circuit in the CPU treatment circuit 1 lights, and this switch is found fast to make things convenient for the user in the place, position of this switch of indication in night or environment with dark light when manually controlling.When NPN type triode Q1 ends, there is not induced voltage in second secondary coil of high-frequency transformer T1, input terminal voltage charges to C5 through R2 and R4 again, makes its conducting again, and the state that reaches capacity that overturns once more, circuit repeat vibration like this and go down.At this moment, single-chip microcomputer output low level in the CPU treatment circuit 1 is to driving buffer circuit 7, photoelectrical coupler IC1 ends, unidirectional controllable silicon S CR turn-offs, because the lightly conducting effect of bidirectional triode thyristor U1, U2 and U3 in single live wire ON-OFF control circuit 6, make the filter circuit of pressure-stabilizing of forming by resistance R 6 after by voltage stabilizing diode D11, capacitor C 10 and C11 by small electric current, IC1 provides isolated working voltage for photoelectrical coupler, at this moment electricity consumption object, i.e. load can not be worked.
When the external world provides manual control signal or wireless control signal, the voltage stabilizing diode DW1 of at this moment single live wire ON-OFF control circuit 6, DW2 or DW3 are breakdown, make and produce stabilized voltage supply by the diode D5 in the single live wire power getting circuit 2, behind D7 or the D9, after the R1 current limliting, pass through low pressure difference linear voltage regulator LDO voltage stabilizing, pass through filtering capacitor C 2 again, provide power supply for follow-up load after the C3 filtering, simultaneously, electric current is from the L_OUT_1 of single live wire power getting circuit 7, L_OUT_2 and L_OUT_3 output terminal, by diode D4, D6, D8, flow through R3 again, provide electric current to single live wire power getting circuit, utilize diode D5, D7, D9 and diode D4, D6, the unilateal conduction characteristic of D8, guaranteed when any one or two in three loads are broken down, circuit can operate as normal and electric current can not flow into faulty circuit, guarantee the operate as normal of switch.In addition, voltage stabilizing diode DW1, DW2 or DW3's is breakdown, make bidirectional triode thyristor electronic switch U1, the G pole tension of U2 or U3 raises, at this moment, according to the manual control signal or the difference of wireless control signal, bidirectional triode thyristor electronic switch U1, U2 or U3 conducting, the 220V power supply of importing from live wire is behind fuse FUSE, connect with the L input end of single live wire ON-OFF control circuit 6, when bidirectional triode thyristor electronic switch U1 conducting, electric current is flowed through behind the filter circuit of pressure-stabilizing that is made of capacitor C 7 and voltage stabilizing diode DW1, by the diode D5 in the V_1 output terminal inflow single live wire power getting circuit 2 of single live wire ON-OFF control circuit 6, flow through again resistance R 1 in the single live wire power getting circuit 2, pass through then by low pressure difference linear voltage regulator LDO, behind the mu balanced circuit that filter capacitor C2 and capacitor C 3 constitute, be CPU treatment circuit 1, wireless receiving circuit, key control circuit 4, the LED indicating circuit, single live wire ON-OFF control circuit 6 and driving buffer circuit 7 provide direct-current working volts; When bidirectional triode thyristor electronic switch U2 conducting, electric current is flowed through behind the filter circuit of pressure-stabilizing that is made of capacitor C 8 and voltage stabilizing diode DW2, by the diode D7 in the V_2 output terminal inflow single live wire power getting circuit 2 of single live wire ON-OFF control circuit 6, flow through again resistance R 1 in the single live wire power getting circuit 2, pass through then by low pressure difference linear voltage regulator LDO, behind the mu balanced circuit that filter capacitor C2 and capacitor C 3 constitute, be CPU treatment circuit 1, wireless receiving circuit, key control circuit 4, the LED indicating circuit, drive buffer circuit 6 and single live wire ON-OFF control circuit 7 direct-current working volts are provided; When bidirectional triode thyristor electronic switch U3 conducting, electric current is flowed through behind the filter circuit of pressure-stabilizing that capacitor C 9 and voltage stabilizing diode DW3 constitute, by the diode D9 in the V_1 output terminal inflow single live wire power getting circuit 2 of single live wire ON-OFF control circuit 6, flow through again resistance R 1 in the single live wire power getting circuit 2, pass through then by low pressure difference linear voltage regulator LDO, behind the mu balanced circuit that filter capacitor C2 and capacitor C 3 constitute, be CPU treatment circuit 1, wireless receiving circuit, key control circuit 4, the LED indicating circuit, single live wire ON-OFF control circuit 6 and driving buffer circuit 7 provide direct-current working volts.At this moment, the manual control signal that wireless control signal that CPU treatment circuit 1 reception wireless receiving circuit 3 receives or key control circuit 4 receive also after treatment, single-chip microcomputer output high level in the CPU treatment circuit 1 is to driving buffer circuit 6, photoelectrical coupler IC1 conducting, unidirectional controllable silicon S CR conducting, after electric current passes through unidirectional controllable silicon S CR and switching diode D10, via voltage stabilizing diode D11, the filter circuit of pressure-stabilizing that capacitor C 10 and C11 form forms stabilized voltage supply, IC1 provides power supply for photoelectrical coupler, photoelectric isolating circuit 6 beginning operate as normal can prevent the damage to the single-chip microcomputer in the CPU treatment circuit 1 of thunder and lightning or fortuitous event.
The above; it only is preferred embodiment of the present utility model; be not that the utility model is imposed any restrictions; everyly any simple modification that above embodiment did, change and equivalent structure are changed, all still belong in the protection domain of technical solutions of the utility model according to the utility model technical spirit.
Claims (9)
1. wall-mounted teleswitch of single live wire, comprise telepilot, switch panel and the control circuit that is arranged at the switch panel inboard, it is characterized in that: described control circuit comprises CPU treatment circuit (1) and the single live wire power getting circuit (2) of steady operation power supply is provided for each power unit, the input termination of described CPU treatment circuit (1) is used to receive the wireless receiving circuit (3) of the wireless control signal that telepilot sends and is used to receive the key control circuit (4) of manual control signal, and described CPU treatment circuit (1) receives the manual control signal that wireless control signal that wireless receiving circuit (3) receives or key control circuit (4) receive and handles back output control signal and give LED indicating circuit (5) and the driving buffer circuit (6) that is connected on CPU treatment circuit (1) output terminal; The output terminal order live wire ON-OFF control circuit (7) of described driving buffer circuit (6); The break-make of the drive signal control external loading that the driving buffer circuit (6) that described single live wire ON-OFF control circuit (7) and external loading join with single live wire and basis receives is exported.
2. according to the wall-mounted teleswitch of the described single live wire of claim 1, it is characterized in that: described CPU treatment circuit (1) constitutes by single-chip microcomputer with reset circuit that single-chip microcomputer joins.
3. according to the wall-mounted teleswitch of the described single live wire of claim 1, it is characterized in that: described single live wire power getting circuit (2) is by fuse FUSE, diode D4, D5, D6, D7, D8 and D9, capacitor C 1, resistance R 3, the oscillating unit circuit, high-frequency transformer T1 and voltage regulation unit circuit constitute; The input end L_IN and the live wire of described single live wire power getting circuit (2) join, after meeting fuse FUSE again, join with the L input end of single live wire ON-OFF control circuit (7) and an end of capacitor C 1, one end of the other end of capacitor C 1 and described oscillating unit circuit and resistance R 3 joins, the other end of resistance R 3 joins with the negative pole of diode D4, D6 and D8 respectively, and the positive level of diode D4, D6 and D8 is respectively L_OUT_1, the L_OUT_2 of described single live wire power getting circuit (2) and L_OUT_3 output terminal and joins with load 1, load 2 and load 3 respectively; Described oscillating unit circuit is by resistance R 2, R4 and R5, capacitor C 5 and C6, voltage stabilizing diode D2, diode D3 and NPN type triode Q1 constitute, one end of one end of one end of resistance R 2 and the other end of capacitor C 1 and resistance R 3 and the primary coil of described high-frequency transformer T1 joins, one end of the other end of resistance R 2 and resistance R 4 joins, one end of the other end of resistance R 4 and resistance R 5, the base stage of the negative pole of voltage stabilizing diode D2 and NPN type triode Q1 is joined, one end of the other end of resistance R 5 and capacitor C 5 joins, one end of the negative pole of the other end of capacitor C 5 and diode D3 and second secondary coil of described high-frequency transformer joins, the other end ground connection of second secondary coil of described high-frequency transformer T1, the positive level of described diode D3 is joined with the positive pole of voltage stabilizing diode D2 and an end of capacitor C 6, the other end ground connection of capacitor C 6, the other end of the collector of described NPN type triode Q1 and the primary coil of described high-frequency transformer T1 joins, the grounded emitter of described NPN type triode Q1, the two ends of first secondary coil of described high-frequency transformer T1 are all joined with described voltage regulation unit circuit; Described voltage regulation unit circuit is by diode D1, filter capacitor C2, C3 and C4, resistance R 1 and low pressure difference linear voltage regulator LDO constitute, the positive level of diode D1 is joined with an end of first secondary coil of described high-frequency transformer T1, the end of the negative pole of diode D1 and filter capacitor C4 and an end of resistance R 1 join, the other end of first secondary coil of the other end of filter capacitor C4 and described high-frequency transformer T1 joins, the VIN end of the other end of resistance R 1 and low pressure difference linear voltage regulator LDO joins, the VOUT end of low pressure difference linear voltage regulator LDO and the end of filter capacitor C2, an end and the power supply VCC of filter capacitor C3 join the other end of filter capacitor C2, the other end of filter capacitor C3, the GND end of low pressure difference linear voltage regulator LDO and the equal ground connection of the other end of filter capacitor C4; The negative pole of described diode D5, D7 and D9 all joins with the negative pole of diode D1, and the positive pole of described diode D5, D7 and D9 joins with V_1, V_2 and the V_3 output terminal of single live wire ON-OFF control circuit (6) respectively.
4. according to the wall-mounted teleswitch of the described single live wire of claim 1, it is characterized in that: described wireless receiving circuit (3) is RF receiving circuit, infrared receiving circuit or ultrasound wave receiving circuit.
5. according to the wall-mounted teleswitch of the described single live wire of claim 1, it is characterized in that: described key control circuit (4) is three tunnel key control circuit.
6. according to the wall-mounted teleswitch of the described single live wire of claim 1, it is characterized in that: described driving buffer circuit (6) is by rectifying device Z1, resistance R 6, R7, R8, R9, R10 and R11, capacitor C 10, C11, C12 and C13, unidirectional controllable silicon S CR, switching diode D10, voltage stabilizing diode D11, NPN type triode Q2, photoelectrical coupler IC1 and four adapter J1 constitute; V+ end and the end of resistance R 6 and the A utmost point of unidirectional controllable silicon S CR of described rectifying device Z1 join, the negative pole of the other end of resistance R 6 and switching diode D10, the negative pole of voltage stabilizing diode D11, one end of capacitor C 10, one end of capacitor C 11, the collector of NPN type triode Q2 and the collector of photoelectrical coupler IC1 join, the positive pole of the K utmost point of unidirectional controllable silicon S CR and an end of resistance R 7 and switching diode D10 joins, the other end of resistance R 7, the positive pole of voltage stabilizing diode D11, the equal ground connection of the other end of the other end of capacitor C 10 and capacitor C 11, the end of the G utmost point connecting resistance R8 of unidirectional controllable silicon S CR, one end of the other end of resistance R 8 and resistance R 10, the emitter of NPN type triode Q2 and an end of capacitor C 13 join, the base stage of NPN type triode Q2 and an end of resistance R 11, one end of capacitor C 12 and the emitter of photoelectrical coupler IC1 join, the other end of resistance R 10, the other end of capacitor C 13, the equal ground connection of the other end of the other end of resistance R 11 and capacitor C 12, the end of the negative electrode connecting resistance R9 of photoelectrical coupler IC1, the other end of resistance R 9, two AC end of the anode of photoelectrical coupler IC1 and rectifying device Z1 respectively with 3 pin of described four adapter J1,4 pin, 1 pin and 2 pin join, and described driving buffer circuit (6) joins by four adapter J1 and described single live wire ON-OFF control circuit (7).
7. according to the wall-mounted teleswitch of the described single live wire of claim 1, it is characterized in that: described single live wire ON-OFF control circuit (7) is by bidirectional triode thyristor electronic switch U1, U2 and U3, and capacitor C 7, C8 and C9, voltage stabilizing diode DW1, DW2 and DW3 and four adapter DR-1, DR-2 and DR-3 constitute; The A1 utmost point of described bidirectional triode thyristor electronic switch U1, U2 and U3 joins and joins with fuse FUSE, is the L input end of described single live wire ON-OFF control circuit (7); The A2 utmost point of described bidirectional triode thyristor electronic switch U1, U2 and U3 is respectively with L_OUT_1, the L_OUT_2 of described single live wire power getting circuit (7) with the L_OUT_3 output terminal joins and join with 2 pin of described four adapter DR-1,2 pin of DR-2 and 2 pin of DR-3 respectively; The positive pole of the G utmost point of described bidirectional triode thyristor electronic switch U1 and an end of capacitor C 7 and voltage stabilizing diode DW1 joins, the other end ground connection of described capacitor C 7, the negative pole of described zener diode DW1 are the V_1 output terminal of single live wire ON-OFF control circuit (7) and join with 1 pin of four adapter DR-1; The positive pole of the G utmost point of described bidirectional triode thyristor electronic switch U2 and an end of capacitor C 8 and voltage stabilizing diode DW2 joins, the other end ground connection of described capacitor C 8, the negative pole of described zener diode DW2 are the V_2 output terminal of single live wire ON-OFF control circuit (7) and join with 1 pin of four adapter DR-2; The positive pole of the G utmost point of described bidirectional triode thyristor electronic switch U3 and an end of capacitor C 9 and voltage stabilizing diode DW3 joins, the other end ground connection of described capacitor C 9, the negative pole of described zener diode DW3 are the V_3 output terminal of single live wire ON-OFF control circuit (7) and join with 1 pin of four adapter DR-3; The equal ground connection of 3 pin of 3 pin of described four adapter DR-1,3 pin of DR-2 and DR-3,4 pin of 4 pin of described four adapter DR-1,4 pin of DR-2 and DR-3 join with described single-chip microcomputer respectively.
8. according to claim 1 or the wall-mounted teleswitch of 6 described single live wires, it is characterized in that: described driving buffer circuit (7) is three the tunnel.
9. according to the wall-mounted teleswitch of the described single live wire of claim 1, it is characterized in that: described single live wire ON-OFF control circuit (6) is joined with three tunnel driving buffer circuits (7) respectively by four adapter DR-1, DR-2 and DR-3.
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010202924923U CN201773297U (en) | 2010-08-13 | 2010-08-13 | Single-live wire wall-mounted type remote switch |
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| Application Number | Priority Date | Filing Date | Title |
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| CN2010202924923U CN201773297U (en) | 2010-08-13 | 2010-08-13 | Single-live wire wall-mounted type remote switch |
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| CN201773297U true CN201773297U (en) | 2011-03-23 |
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| CN2010202924923U Expired - Fee Related CN201773297U (en) | 2010-08-13 | 2010-08-13 | Single-live wire wall-mounted type remote switch |
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| CN102183903A (en) * | 2011-05-03 | 2011-09-14 | 苏州聚元微电子有限公司 | Wall surface electronic switch controller capable of realizing multi-point control |
| CN102281689A (en) * | 2011-09-15 | 2011-12-14 | 徐建坤 | Built-in small-size wireless remote control light modulator |
| CN103292868A (en) * | 2013-06-17 | 2013-09-11 | 成都荣耀科技有限公司 | Ultrasonic emitting module of water-immersion monitoring subsystem in transformer substation auxiliary system |
| CN103683968A (en) * | 2013-12-30 | 2014-03-26 | 福建创高安防技术有限公司 | Power controller adopting single live wire access |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102183903A (en) * | 2011-05-03 | 2011-09-14 | 苏州聚元微电子有限公司 | Wall surface electronic switch controller capable of realizing multi-point control |
| CN102281689A (en) * | 2011-09-15 | 2011-12-14 | 徐建坤 | Built-in small-size wireless remote control light modulator |
| CN102281689B (en) * | 2011-09-15 | 2013-12-25 | 徐建坤 | Built-in small-size wireless remote control light modulator |
| CN103292868A (en) * | 2013-06-17 | 2013-09-11 | 成都荣耀科技有限公司 | Ultrasonic emitting module of water-immersion monitoring subsystem in transformer substation auxiliary system |
| CN103683968A (en) * | 2013-12-30 | 2014-03-26 | 福建创高安防技术有限公司 | Power controller adopting single live wire access |
| CN103683968B (en) * | 2013-12-30 | 2016-04-13 | 福建创高安防技术股份有限公司 | The power controller of single live wire access |
| CN104767508A (en) * | 2015-04-16 | 2015-07-08 | 成都互触科技有限公司 | Single-live line power supply radio frequency remote control switch |
| CN105072777A (en) * | 2015-09-07 | 2015-11-18 | 重庆慧居智能电子有限公司 | Internet-of-things single-live line wireless intelligent switch |
| CN105072777B (en) * | 2015-09-07 | 2018-07-27 | 重庆慧居智能电子有限公司 | A kind of Internet of Things list fire wireless intelligent switch |
| CN105475101A (en) * | 2015-12-22 | 2016-04-13 | 广西瀚特信息产业股份有限公司 | Intelligent irrigation equipment, system and method |
| CN108469297A (en) * | 2018-06-14 | 2018-08-31 | 湖北新冶钢特种钢管有限公司 | Driving electronic scale intelligence calibrating installation |
| CN110488725A (en) * | 2019-09-24 | 2019-11-22 | 天津七一二通信广播股份有限公司 | A kind of subway facility switching circuit |
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