CN2155599Y - Omnibearing multi-channel electric remote-controlled emitting and receiving unit - Google Patents

Abstract

The utility model discloses an omnibearing multi-channel electric remote-controlled emitting and receiving unit. An emitter comprises a low frequency oscillating circuit with a set of buttons, the output signals of the low frequency oscillating circuit are connected with a high frequency oscillating circuit, and the output signals generated by the high frequency oscillating circuit drive a signal emitting device to emit corresponding signals through an amplifying circuit. A power supply circuit provides power source for the circuits. A receiver is provided with a repeat circuit which receives the signals from the emitter and converts the signals into low frequency modulation signals, a demoding circuit receives the output signals of the repeat circuit and controls a load switch. The repeat circuit and the demoding circuit are both connected in a power circuit. The utility model has the advantages of wire material saving, low cost and convenient operation.

Description

Omnibearing multi-channel electric remote-controlled emitting and receiving unit

The utility model relates to the power supply in generating, power transformation or the distribution technique of electric power or the circuit arrangement of distribution, specifically, be a kind of switchgear in the distribution network to be carried out remotely-controlled device, for example insert or disconnect the direct current user with the pulse code signal of network delivery.

Usually, to electrical load equipment, all need finish as the switch control of the household electrical appliance of premises, illuminating lamp etc. by special switching circuit is set, not only expend a large amount of wire rods, and, also buried considerable accident potential for upholster etc. brings difficulty.On the other hand, people are also inconvenient to the control of each equipment.

The purpose of this utility model provides a kind of a large amount of wire rods, cost is low, installation is easy, easy for operation, safe and reliable comprehensive multi-path DEC distant electric control emission, receiver saved.

Technical solution of the present utility model provides matching used remote-control transmitting, receiver.Its a kind of comprehensive multi-path DEC distant electric control transmitter, comprise a low-frequency oscillatory network that has one group of button, its output signal inserts a high-frequency oscillating circuits, the output signal that high-frequency oscillating circuits produces drives a signal puberty device through an amplifying circuit and sends corresponding signal, and power circuit provides required power supply for above-mentioned each circuit and device.

Signal projector spare in the remote control transmitter of the present utility model adopts light emitting devices.

Power circuit in the remote control transmitter of the present utility model adopts the dry cell circuit; Itself and low-frequency oscillatory network, high-frequency oscillating circuits, amplifying circuit, and signal projector be contained in the housing.

A kind of comprehensive multi-path DEC distant electric control receiver in the utility model has a repeat circuit that receives launcher signal and be converted into low-frequency modulation signal; A decoding circuit is accepted the output signal of repeat circuit, and produces switch and Regulation Control to load; Repeat circuit and decoding circuit all are connected in the power circuit.

Repeat circuit in the receiver of remote-control sytem of the present utility model, a light signal receiving is arranged, it sends signal into an amplification demodulator circuit, the low frequency signal of its output is sent into a carrier oscillation modulation circuit through a phase inverter, and an amplifying circuit is accepted the signal of carrier oscillation modulation circuit output and exported corresponding signal.

Decoding circuit in the receiver of remote-control sytem of the present utility model, a demultiplexing circuit is arranged, it accepts the signal of aforementioned repeat circuit output, and it is sent into a frequency discriminator circuit, the signal of frequency discriminator circuit output is sent into a counting circuit through an amplitude limit rectification circuit, executive circuit work of counting circuit control.

Executive circuit in the receiver of remote-control sytem of the present utility model comprises Voltage-Controlled oscillation circuit and the controllable silicon that is subjected to its control.

Voltage-Controlled oscillation circuit in the receiver of remote-control sytem of the present utility model also is connected with a zero passage control circuit.

Repeat circuit in the receiver of remote-control sytem of the present utility model is arranged on the power circuit, and decoding circuit links to each other with the load that will control, is linked by power circuit between repeat circuit and decoding circuit.

The power circuit of the joint circuit that repeat circuit and decoding circuit constituted in the receiver of remote-control sytem of the present utility model is gone into end and is provided with the range of control limiter.

The utility model has the advantages that: owing to adopt the remote control form, the switch of former usefulness and switch can all be economized to the lead of appliance chamber and remove, and this part lead accounts for two/the last one of whole leads, thereby can save a large amount of plain conductors, reduce expenses, because used lead reduces significantly, wires design is simple, in indoor power-supply wiring, the design quantity maximum be the switch wiring of talking in a roundabout way in a large number, all the more so when adopting duplex or multi-joint control, and behind employing the utility model, then simplified wiring design greatly makes the upholster design succinct, convenient; Simultaneously also reduced the engineering time, used manpower and material resources sparingly.Because the transmission of control signal is mainly undertaken by power circuit, make people very convenient to manipulating of each electrical appliance, the switch of may command illuminating lamp etc. not only also because of having the voltage-regulation function, thereby can carry out speed governing to equipment such as electric fan, air conditioners, the light modulation temperature adjustment is controlled, because remote control transmitter has comprehensive property, make that the control angle is big, range of control is wide, and it is strong to add antijamming capability, except that civilian, also has good use value industrial.Because so operation control section and power circuit safe escape are safe and reliable.Be particularly advantageous in old man, children's safety guarantee.

The utility model is described in further detail below in conjunction with drawings and Examples:

Fig. 1 is the electrical block diagram of a kind of comprehensive multi-path DEC distant electric control transmitter of the present utility model.

Fig. 2 is the electrical block diagram of the repeat circuit in a kind of comprehensive multi-path DEC distant electric control receiver of the present utility model.

Fig. 3 is the electrical block diagram of the decoding circuit in the receiver of remote-control sytem.

The remote control transmitter that Fig. 1 describes, adopt 1/2(D4011 by integrated circuit (IC) 1, IC2(), resistance R 1, R2 etc., capacitor C 1 has been formed LF oscillator, and its frequency range is (f is set up by R2) between 500HZ-10KHZ, can divide 20 frequencies (also can be other suitable number certainly), then show as 20 buttons in case surface, the corresponding specific frequency of each button is controlled a load, about 500KZ of the separation of two frequencies.The signal that above-mentioned LF oscillator produces goes modulation to adopt 1/2CD4011 by integrated circuit (IC) 3, IC4(), resistance R 3, R4, the high frequency oscillator (f ≈ 60KHZ) that capacitor C 2 grades are formed, the optical transmission circuit of being made up of light emitting diode D1 and resistance R 5 etc. after amplifying through amplifying triode BG1 is launched, as operating control signal.

Fig. 2, Fig. 3 have described the receiver of remote-control sytem physical circuit.The light signal of launching by aforementioned transmitter, by the photoelectric tube D2(model PH302 in the repeat circuit of Fig. 2) receive, send into PC1373) by integrated circuit (IC) 5(model μ, resistance R 6, R7, capacitor C 3, C4, C5, C6, the amplification demodulator circuit of compositions such as inductance L 1 is sent into integrated circuit (IC) 6(employing 1/6CD4069 after being reduced into low frequency signal) paraphase, send into again by integrated circuit (IC) 7, IC8(adopts 2/6CD4069), resistance R 8, R9, the carrier oscillator of compositions such as capacitor C 7 is modulated, adopt 1/6CD4069 by integrated circuit (IC) 9(again) amplify the back by capacitor C 8, C9, oscillator coil B1, diode D3, resistance R 10 grades are sent into the decoding circuit of Fig. 3, or in the direct feed-in power circuit.

The modulation signal of sending by repeat circuit, by in the decoding circuit shown in Figure 3 by capacitor C 10, the separation circuit that oscillator coil B2 forms takes out, the modulation signal that is removed is through diode D11 detection, integrated circuit (IC) 11(adopts 1/4LM324) be reduced into corresponding low frequency signal after amplifying, resistance R 12, R13, R14, capacitor C 12 grades are the accessory circuit of integrated circuit (IC) 11, low frequency signal through reduction is admitted to by integrated circuit (IC) 12(employing 1/4LM324), resistance R 11, the frequency discriminator circuit of compositions such as capacitor C 11 is differentiated, the value of resistance R 11 and capacitor C 11 is different to play different discriminating effects to different frequencies, when having only frequency when external frequency and frequency selection network loop itself identical, integrated circuit (IC) 12 just has maximum output, the signal of output adopts 1/4LM324 by integrated circuit (IC) 13(again after resistance R 16) the amplitude limit shaping, again by diode D20 rectification and capacitor C 13, resistance R 17, send into following counting circuit behind the R19 etc.When whenever by the button of a remote control transmitter, by integrated circuit (IC) 4(model C D4017) and diode D21-D30, composition counters such as resistance R 20-R29 just advance one, because the value difference of resistance R 20-R29, the voltage controlled oscillator IC15(model NE555 that is attached thereto) oscillation frequency also changes, thereby the conduction angle of control controllable silicon SCR is ascending, output voltage is descending along with changing, power cutoff if desired, two kinds of methods are arranged: the one, make time that firing button presses greater than 1.5 seconds, by resistance R 30 and R18, capacitor C 17, the delay circuit (delaying time about 1.5 seconds) that triode BG11 forms is had an effect triode BG11 conducting, counter reset, controllable silicon SCR is turn-offed; Capacitor C 14 plays the automatic clear effect; The 2nd, press transmitter button in short-term continuously, automatically reset after making the counter sequential counting.Ortho states is by the luminous indication of diode D11.Resistance R 37, capacitor C 15, C16 etc. are the subsidiary component of integrated circuit (IC) 15.Voltage-Controlled oscillation circuit also links to each other with a zero passage control circuit, and its effect is to trigger the controllable silicon SCR conducting when the sinusoidal voltage zero passage, avoids producing Radio frequency interference (RFI) when increasing conduction angle, thereby make the influence of other electrical equipment is reduced to minimum.Its mechanism is: carry out full-wave rectification by diode D14-D18 offset of sinusoidal voltage, output 100HZ signal adds between the basic emitter-base bandgap grading of triode BG21, the collector output signal of triode BG21, whenever sinusoidal voltage during through zero crossing triode BG21 by → BG31 by → BG41 conducting → controllable silicon SCR conducting, then BG21 conducting → BG31 conducting → BG41 still keeps conducting by → controllable silicon SCR after the zero passage, turn-offs voluntarily during through next zero point up to sinusoidal voltage.The frequency of voltage controlled oscillator is subjected to the control of integrated circuit (IC) 14 output potentials, when integrated circuit (IC) 15 the 3rd pin output noble potential, during the pulsating volage zero passage of triode BG21 collector BG31 is ended, thereby BG41, SCR can not conductings, when having only IC15 the 3rd pin to be electronegative potential, the every zero passage of sinusoidal voltage once, the SCR conducting once, when the frequency of voltage controlled oscillator changes, the time ratio of its high and low current potential also changes, thereby change number, reach the purpose of pressure regulation by the SCR sine wave.Also comprise resistance R 31, R32, R33, R34, R35, R36 in the circuit, capacitor C 18, diode D19, inductance L 2 etc.

Be connected to the scope limiter on the power input power circuit of the receiver of remote-control sytem that repeat circuit and decoding circuit are formed, it is actually a low-pass filter, can stop carrier signal to be passed through by sinusoidal signal, thus the restriction range of control.

When the utility model uses in reality, remote control transmitter partly can be made the such portable of similar TV remote-control transmitter; And on the premises main line, connect the repeat circuit of making separate unit, be provided with one as each room; And need the power access end of the electrical equipment of remote control all to connect a decoding circuit of making separate unit equally at each, so just can implement straighforward operation to each electrical equipment; At the power circuit two ends of need remote control, as the end of registering one's residence of watt-hour meter, or the going into end or go out end of each control area, can add the scope limiter, to avoid producing unnecessary interference to external world.

Claims (10)

1, a kind of comprehensive multi-path DEC distant electric control transmitter, it is characterized in that: comprise a low-frequency oscillatory network that has one group of button, its output signal inserts a high-frequency oscillating circuits, the output signal that high-frequency oscillating circuits produces drives a signal projector spare through an amplifying circuit and sends corresponding signal, and power circuit provides required power supply for above-mentioned each circuit and device.

2, comprehensive multi-path DEC distant electric control transmitter according to claim 1 is characterized in that: signal projector spare adopts light emitting devices.

3, comprehensive multi-path DEC distant electric control transmitter according to claim 1 and 2 is characterized in that: power circuit adopts the dry cell circuit; Itself and low-frequency oscillatory network, high-frequency oscillating circuits, amplifying circuit, and signal projector spare be contained in the housing.

4, a kind of comprehensive multi-path DEC distant electric control receiver is characterized in that: have a repeat circuit that receives launcher signal and be converted into low-frequency modulation signal; A decoding circuit is accepted the output signal of repeat circuit, and produces the control to load switch and pressure regulation; Repeat circuit and decoding circuit all are connected in the power circuit.

5, comprehensive multi-path DEC distant electric control receiver according to claim 4, it is characterized in that: a light signal receiving is arranged in the repeat circuit, it sends signal into an amplification demodulator circuit, the low frequency signal of its output is sent into a carrier oscillation modulation circuit through a phase inverter, and an amplifying circuit is accepted the signal of carrier oscillation modulation circuit output and exported corresponding signal.

6, according to claim 4 or 5 described comprehensive multi-path DEC distant electric control receivers, it is characterized in that: a demultiplexing circuit is arranged in the decoding circuit, it accepts the signal of aforementioned repeat circuit output, and it is sent into a frequency discriminator circuit, the signal of frequency discriminator circuit output is sent into a counting circuit through an amplitude limit rectification circuit, executive circuit work of counting circuit control.

7, comprehensive multi-path DEC distant electric control receiver according to claim 6 is characterized in that: executive circuit comprises Voltage-Controlled oscillation circuit and is subjected to the controllable silicon of its control.

8, comprehensive multi-path DEC distant electric control receiver according to claim 7, it is characterized in that: Voltage-Controlled oscillation circuit also is connected with a zero passage control circuit.

9, according to claim 4 or 5 described comprehensive multi-path DEC distant electric control receivers, it is characterized in that: repeat circuit is arranged on the power circuit, and decoding circuit links to each other with the load that will control, is linked by power circuit between repeat circuit and decoding circuit.

10, according to claim 4 or 5 described comprehensive multi-path DEC distant electric control receivers, it is characterized in that: the end of going at the combinational circuit power circuit that repeat circuit and decoding circuit constituted is provided with the range of control limiter.

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