The utility model content
The utility model has overcome above-mentioned shortcoming, and the low-power consumption Sound and light control switch of a kind of intellectuality, applying flexible is provided.
The technical scheme in the invention for solving the technical problem is: the control circuit that comprise in turn the receiving circuit that is used to receive extraneous control signal that connects, is used to analyze the received signal of described receiving circuit and send control signal, be used for the control signal sent according to described control circuit power consumption equipment is realized the switching circuit of switch control, described receiving circuit comprises the acoustic control receiving circuit that is used to receive voice signal.
Also can comprise being connected in the power frequency supply loop, link to each other with described receiving circuit, control circuit and switching circuit respectively, be used for providing the power-supply circuit of steady operation power supply to the each part mentioned above circuit.
Described acousto-optic control receiving circuit can be acousto-optic control receiving circuit, comprise the amplifying circuit that the microphone that is used to receive voice signal links to each other with described microphone output, the output of described amplifying circuit links to each other with described control circuit, also comprise photosensitive receiving circuit, described photosensitive receiving circuit also links to each other with described control circuit.
Described receiving circuit also can comprise the inductive receiving circuit that is used to receive the human-induced signal.
Described receiving circuit also can comprise the remote-control receiving circuit that is used to receive the remote control equipment signal.
Described inductive receiving circuit can comprise infrared sensor and the two-stage amplifying circuit that links to each other with described infrared sensor, the output of described two-stage amplifying circuit links to each other with described control circuit, described inductive receiving circuit also comprises photosensitive receiving circuit, and described photosensitive receiving circuit also links to each other with described control circuit.
Described switching circuit can a triode base terminal be input, the collector electrode of described triode is connected in the described power-supply circuit, emitter is connected to a silicon controlled trigger end through a resistance, described silicon controlled minus earth, and anodal and described power-supply circuit links to each other.
In the described power-supply circuit, two inputs of a rectifier bridge can link to each other with power frequency supply, an output head grounding of described arrangement bridge, another output links to each other with the collector terminal of first triode, and the diode that connects through a forward successively simultaneously links to each other with the base stage of described first triode with a resistance, the base stage of described first triode also links to each other with the collector electrode of another triode simultaneously, the emitter of first triode links to each other with the positive pole of described electrochemical capacitor after through another diode that just is being connected, also link to each other with the negative pole end of two voltage-stabiliser tubes respectively simultaneously, the positive terminal of described first voltage-stabiliser tube links to each other with described silicon controlled trigger end after through a resistance, link to each other with the base stage of described second triode behind the controllable silicon that the positive terminal of described second voltage-stabiliser tube connects through forward and another resistance, the grounded emitter of described second triode, also simultaneously through linking to each other with the negative pole end of the 3rd voltage-stabiliser tube and the positive terminal of another electrochemical capacitor respectively behind the resistance, the positive terminal of described the 3rd voltage-stabiliser tube and the negative pole end of another electrochemical capacitor are also distinguished ground connection to the negative pole of described second diode.
Described control unit can be and comprises single-chip microcomputer and peripheral circuit thereof.
Described receiving circuit also can comprise a hand control switch circuit that links to each other with described control unit.
The control circuit that the utility model comprises in turn the receiving circuit that is used to receive extraneous control signal that connects, be used to analyze the received signal of described receiving circuit and send control signal, be used for the control signal sent according to described control circuit power consumption equipment is realized the switching circuit of switch control, described receiving circuit comprises the acoustic control receiving circuit that is used to receive voice signal.The utility model can adopt the electric component of low-power consumption to realize the acousto-optic controlled function, has solved ordinary electronic switch list live wire and has connected, and during the band electricity-saving lamp, the electricity-saving lamp flicker influences the electricity-saving lamp problem in useful life when closing.In addition,, make control of the present utility model more flexible, provide great convenience to people's life owing to also be connected with photosensitive receiving circuit, inductive receiving circuit and remote-control receiving circuit.
Embodiment
As shown in Figure 1, the utility model comprises receiving circuit, control circuit, the switching circuit that connects in turn, and the power-supply circuit that links to each other with the each part mentioned above circuit respectively, the load of being controlled by the utility model links to each other with described switching circuit, and described load is general lighting lamp, electricity-saving lamp or other power consumption equipments.
As shown in Figure 2, output of described power frequency supply J1 is through linking to each other with an input of the rectifier bridge that is made of diode D1~D4 in the described power-supply circuit after the described load, and another output directly links to each other with another input of described rectifier bridge.An output head grounding of described rectifier bridge, another output links to each other with the collector terminal of triode Q1, and the diode D5 that connects through forward successively simultaneously links to each other with the base stage of resistance R 14 with described triode Q1, the base stage of described triode Q1 also links to each other with the collector electrode of another triode Q4 simultaneously, the emitter of Q1 links to each other with the positive pole of electrochemical capacitor C15 after through the diode D6 that just is being connected, also simultaneously respectively with voltage-stabiliser tube D7, the negative pole end of D8 links to each other, the positive terminal of described voltage-stabiliser tube D7 links to each other with the trigger end of controllable silicon Q2 through resistance R 16 backs, the positive terminal of described voltage-stabiliser tube D8 links to each other with the base stage of described triode Q4 with resistance R 18 backs through the controllable silicon Q2 that forward connects, the grounded emitter of described triode Q4, also simultaneously through linking to each other with the negative pole end of voltage-stabiliser tube D9 and the positive terminal of electrochemical capacitor C14 respectively after the resistance R 17, the negative pole end of the positive terminal of described voltage-stabiliser tube D9 and electrochemical capacitor C14 is also distinguished ground connection to the negative pole of described diode D6.From the negative pole end of described voltage-stabiliser tube D9 is the VCC end, the stable+5V working power that can access.After power end J1 and the connection of AC220V power frequency supply, via the rectifier bridge rectification of diode D1~D4 formation.When just powering on, capacitor C 15 both end voltage are 0, triode Q4 base stage no-voltage, therefore Q4 ends, after powering on, make the base stage of described triode Q1 that voltage be arranged after the output process diode D5 of rectifier bridge and the resistance R 14, and make triode Q1 saturation conduction, electric current is through triode Q1, charge to capacitor C 15 behind the diode D6, voltage on the capacitor C 15 raises gradually at this moment, when the charging voltage on the capacitor C 15 surpasses 6V, diode D8 punctures, when the charging voltage on the capacitor C 15 surpasses 12V, diode D7 punctures conducting, and the trigger end that passes through controllable silicon Q2 triggers the Q2 conducting, and and then make triode Q4 conducting, at this moment, described triode Q1 base stage loses voltage, and end, the loop stops the charging to capacitor C 15, because discharge is connected in load all the time, voltage on the capacitor C 15 constantly descends, when voltage was lower than 12V, diode D7 ended, but because the characteristic of controllable silicon Q2 itself, to still keep conducting, this moment, Q1 still ended, and the voltage on the capacitor C 15 still constantly descends, when voltage is lower than 6V, voltage-stabiliser tube D8 ends, controllable silicon Q2, triode Q4 ends, and makes triode Q1 saturation conduction again, and repeats said process, begin the charging process of new one-period, make the voltage on the capacitor C 15 remain between 12V~6V like this, and by obtaining stable working power at VCC end after the voltage-stabiliser tube D8 voltage stabilizing, and offer each several part circuit operate as normal.
Described receiving circuit comprises acousto-optic control receiving circuit, inductive receiving circuit, remote-control receiving circuit and a hand control switch circuit, also can be wherein or combination in the receiving circuit of receive mode arbitrarily.
Described control circuit comprises single-chip microcomputer U1 and periphery thereof, and described single-chip microcomputer adopts the low 89C2051 cake core of power consumption and uses the 32768HZ crystal oscillator as the control core, and CPU-U1 is operated in holding state, can reduce the operation power consumption.
Described acousto-optic control receiving circuit comprises a M1, and by the amplifying circuit that capacitor C 1, C2, triode Q6, resistance R 1, R3, R4 constitute, also comprises photo resistance R2.Voice signal picks up through M1, sends into the control input end of single-chip microcomputer U1 after Q6 amplifies, and light signal is sent into another control end of described single-chip microcomputer U1 after photo resistance R2 picks up.Voice signal and light signal are after described single-chip microcomputer U1 analyzing and processing, control the open or close operation of described switching circuit execution by the control output end to load, thereby realize, be under the darker situation of light in installation position of the present utility model, when receiving voice signal, people's process has been described, and has controlled described loaded work piece, realized the automatic unlatching of lighting apparatus.
Described inductive receiving circuit comprises pyroelectric infrared sensor U3, and the two-stage amplifying circuit that links to each other, and also comprises photo resistance R13.Described two-stage amplifying circuit is made of operational amplifier U2A, U2B and peripheral circuit thereof, the output of described infrared sensor U3 is connected to the input of described two-stage amplifying circuit, and the output of described two-stage amplifying circuit is connected to the control input end of single-chip microcomputer U1 in the described control circuit.Human infrared signal is picked up and is produced small-signal at 2 pin through described infrared sensor U3, be amplified to a control input end sending into described single-chip microcomputer U1 after enough amplitudes by described two-stage amplifying circuit, light signal is sent into another control input end of described single-chip microcomputer U1 after photo resistance R13 picks up.Above-mentioned two kinds of signals are after described single-chip microcomputer U1 analyzing and processing, control the open or close operation of described switching circuit execution by the control output end of single-chip microcomputer U1 to load, thereby realize, installing under the darker situation of position of the present utility model light, when human body infrared signal, people's process has been described, and has controlled described loaded work piece, realized the automatic unlatching of lighting apparatus.
Described remote-control receiving circuit comprises that infrared receiving tube U4 and peripheral circuit thereof constitute, the output of described infrared receiving tube is directly connected to the control input end of described single-chip microcomputer U1, and the remote signal that described infrared receiving tube receives is handled the back by described single-chip microcomputer U1 and controlled the open or close operation of described switching circuit execution to load by the control output end of described single-chip microcomputer U1.
In addition, the utility model also comprises a manual control button PB1, one end of described hand push button connects working power VCC, the other end is connected to the control input end of described single-chip microcomputer U1, when pressing described manual control button PBl, the control input end of described single-chip microcomputer U1 directly obtains a control signal, and controls the operation that opens or closes of described load.
Described switching circuit comprises a triode Q5, controllable silicon Q3 and resistance R 15, the output of described control circuit is connected to the base stage of described triode Q5, the collector electrode of described triode Q5 is connected to the base stage of triode Q4 in the power-supply circuit, emitter is connected to the trigger end of described controllable silicon Q3 through resistance R 15, the minus earth of described controllable silicon Q3, the collector electrode of triode Q1 links to each other in the anodal and described power-supply circuit.Single-chip microcomputer U1 in described control circuit sends control signal, when requiring to open load power source, then to high level signal of base stage of described triode Q5, make triode Q5 conducting, thereby trigger controllable silicon Q3 conducting, the loop is directly connected, load is started working.
Can link to each other through one group of diverter switch SS1a, SS1b between described acousto-optic control receiving circuit, inductive receiving circuit, remote-control receiving circuit and the described single-chip microcomputer U1, the common port of described diverter switch SS1a, SS1b is connected respectively to the control input end of described single-chip microcomputer U1, the then corresponding output that is connected to described each receiving circuit of each end of convert, thereby realize the conversion of each receiving circuit, can select different receiving circuits according to the needs of using.
Because quiescent current of the present utility model is less, can carry the lower load of power saving fluorescent lamps constant power, solved ordinary electronic switch list live wire and connected, during the band electricity-saving lamp, the electricity-saving lamp flicker influences the electricity-saving lamp problem in useful life when closing.Simultaneously, because described power-supply circuit is connected in the power frequency supply, can only connect load by single live wire when mounted, installation and maintenance is all very convenient.
More than single live wire provided by the utility model is connected, can be described in detail with the low-power consumption Sound and light control switch of electricity-saving lamp, used specific case herein principle of the present utility model and execution mode are set forth, the explanation of above embodiment just is used for helping to understand method of the present utility model and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present utility model, the part that all can change in specific embodiments and applications, in sum, this description should not be construed as restriction of the present utility model.