CN201397979Y

CN201397979Y - Remote-controlled power socket receiving apparatus

Info

Publication number: CN201397979Y
Application number: CN2009201489486U
Authority: CN
Inventors: 陈耀华
Original assignee: Individual
Current assignee: Individual
Priority date: 2009-04-14
Filing date: 2009-04-14
Publication date: 2010-02-03
Anticipated expiration: 2019-04-14

Abstract

A remote-controlled power socket receiving apparatus is provided with a high-frequency receiving and amplifying detection circuit, a baseband signal amplifying circuit, a decoding circuit and a switchdriver circuit which are connected sequentially, which is characterized in that the decoding circuit is composed of a SCM (U1) with a memory (U2) and a peripheral circuit. The SCM input end is provided with a manual learning key (S1). The utility model does not appear coincident code, can realize various controlled function, leaves out a normally desired dialer and has simple structure and smallvolume.

Description

A kind of remote circuit socket receiving system

Technical field

The utility model belongs to a kind of electronic electric equipment, is specifically related to a kind of supply socket of wireless remote control.

Background technology

The wireless remote control supply socket is generally used for the near radio cable power supply control of industrial equipment, household electrical appliance and other electrical appliance equipment.Adopt this device, the break-make that people can the remote control socket power supply realizes the switch control to the power consumption equipment power supply.Its groundwork principle is: the operator sends the remote signal that comprises particular address sign indicating number and numeric data code with remote controller, after the remote circuit socket receives this signal, the identification of decoding, if it is identical with the address code of receiver, can read the Data Control instruction that remote controller sends, and send control signal to switch driving circuit according to this instruction, by the break-make of execution unit control power supply.The reflector of this class device all needs to establish coding circuit, by the receiving system of control socket decoding circuit need be set, the decoding circuit of existing remote circuit socket all is to adopt special-purpose decoding integrated chip, its weak point is that the figure place of decoding integrated chip deal with data is few, have only 12 at most, thus one be to occur repeated code easily, the 2nd, be difficult for the more Be Controlled function of expansion, and decoding chip also needs to be provided with DIP device, increased the volume and the cost of product.

Summary of the invention

The technical problems to be solved in the utility model provides and a kind ofly is not prone to repeated code, can expand more Be Controlled functions and learning-oriented remote circuit socket receiving system simple in structure, that volume is little.

The technical scheme that addresses the above problem is: be provided with the high frequency that connects successively and receive amplification demodulatoring circuit, baseband signal amplifying circuit, decoding circuit and switch driving circuit, it is characterized in that: described decoding circuit is made up of the single-chip microcomputer (U1) and the peripheral circuit of band memory (U2), and the single-chip microcomputer input is provided with manual study button (S1).

Because the utility model decoding circuit is made up of single-chip microcomputer, so can control it in order to software, under the state of pressing manual study button, if press arbitrary remote control mode of remote control transmitter emission simultaneously, this information that the single-chip microcomputer of this device all can send reflector is deposited in the memory it is carried out learning and memory, after this, when remote control transmitter is launched this remote control mode that is received the device learning and memory again, this device single-chip microcomputer all can be discerned it, sends corresponding switch controlling signal to the switch driving circuit of supply socket.And for example work as reflector except the control button of fractions safety pin to each controlled remote circuit socket is set, also be provided with one group of master control button, to reach the purpose of pressing these all charged power sockets of master control button may command, the utility model also can be discerned this master control signal by scm software, receive the master control signal that reflector is sent, thereby expand more controlled function.

The utlity model has and not be prone to repeated code, anti-interference is good, can realize the advantage of multiple Be Controlled function, and owing to have learning and memory function, can save the conventional DIP device that needs, simple in structure, volume is little.

Description of drawings

Fig. 1, the utility model frame structure schematic diagram

Fig. 2, the utility model embodiment 1 high frequency receive amplification demodulatoring circuit and baseband signal amplification circuit diagram

Fig. 3, the utility model embodiment 1 decoding circuit and switch driving circuit figure

Fig. 4, the utility model embodiment 2 decoding circuits and switch driving circuit figure

Embodiment

Embodiment 1

This example is the remote control socket receiving system by the output of relay control AC power.

The ac power supply that this remote-receiver is inserted by the remote circuit socket:

Referring to Fig. 2, the remote circuit socket is provided with ac power plug J1, J2 as input, AC Power supply socket J3, J2 are as output, J2 is the shared N end of input and output, full-wave rectifying circuit and 24 volts of direct currents of output that ac power input end is formed by D1-D4, the execution unit switch relay RL1 that exchanges output for control powers, and 24 volts of filter circuit and+5 volts of power supplys of voltage-stabiliser tube Z2 output that direct currents are formed through R2, C4 again are the remote-receiver power supply.

Remote-receiver is provided with the high frequency that connects successively and receives amplification demodulatoring circuit, baseband signal amplifying circuit, decoding circuit and switch driving circuit.

Referring to Fig. 2, receive in the amplification demodulatoring circuit at high frequency, triode Q1 forms the superregenerative detection circuit: detection triode Q1 base stage is connected on resistance R 5, on the dc partial voltage point of R3, collector circuit is connected to the parallel resonance capacitor C 1 that is tuned in the remote controller tranmitting frequency, inductance L 2, be connected to feedback capacity C2 between collector electrode and the emitter, be connected to high frequency choke inductance L 1 between emitter and the ground successively, resistance R 12, base stage and collector electrode C1, be connected to feedback capacity C4 between the L2 resonant circuit output, be connected to charge and discharge capacitance C3 between base stage and the emitter high frequency choke inductance L 1 ground end, collector electrode resonant circuit output connects DC power supply+5 volt by pull-up resistor R2, and connects the baseband signal amplification and rectification circuit by low-pass filter circuit.

Low-pass filter circuit is to eliminate noise by series resistance R4, and capacitor C 5, capacitor C 8, resistance R 6 are formed pi type filter, and this circuit has advantage of simple structure.

Above-mentioned regenerative detection circuit has very high multiplication factor, so needn't establish external antenna, the charge and discharge capacitance C3 of setting and feedback capacity C4 can be used for regulating the superregenerative extinguishing frequency of oscillation of regenerative detection circuit.

Described baseband signal amplifying circuit is formed amplification and pulse shaper by two utmost point operational amplifier U2A and peripheral circuit, after making the baseband signal amplitude reach enough big and being recovered to digital signal (digit pulse string), be input to decoding circuit by connector JP1 by the DATA end.

Referring to Fig. 3, decoding circuit is made up of single-chip microcomputer U1 and peripheral circuit, the baseband signal amplifier output signal is input to single-chip microcomputer input 8 pin through the R13 and the R14 in parallel of series connection, single-

chip microcomputer

12,11 pin meet crystal oscillator Y1, feeder ear 10 pin connect+5 volts of power supplys by pull-up resistor R10, single-chip microcomputer input 1 pin is by the manual manual operating key S2 of the ON/OFF ground connection of control single chip computer output signal, 2 pin are by manual learning key S1 ground connection, 4 pin are connected with memory IC U2 with 7 pin, and R12, C6 form electrify restoration circuit.

This example is the relay switch drive circuit by the switch driving circuit of decoding circuit control, single-chip microcomputer output 5 pin are connected with the switching tube Q1 base stage of forming switch driving circuit, switch control assembly relay R L1 coil is connected in the collector loop of switching tube Q1, its switch contact is serially connected in the link circuit of ac input end J1 and ac output end J3, is used to control the power supply output of remote control socket.

This routine single-chip microcomputer IC control of can the employing program decoding, it has following function:

Learning and memory function: press this receiver learning key S1, press any one group of remote signal emission key of corresponding reflector simultaneously, the memory of this receiver single-chip microcomputer can store memory to the remote signal of reflector emission, when next time, remote control transmitter sent this remote signal again, this device receiving circuit is received this signal, carry out being input to the decoding circuit single-chip microcomputer after the demodulation, when the data message of the data message of single-chip microcomputer storage and remote controller transmission is identical, just can discern the Data Control command signal that remote controller sends, and send switch controlling signal to switch driving circuit according to it;

The hand switch function: press hand switch key S2, just manually control single chip computer sends switch controlling signal to switch driving circuit.

If reflector being provided with can be controlled the master control button of all controlled devices, as long as this routine single-chip microcomputer is provided with corresponding software, just can discern master control signal, send corresponding control signal.Because this receiver single-chip microcomputer has the ability that receives processing seniority top digit remote-control data and can control by software, can cooperate reflector to realize this function by many remote control sockets of one group of total key control.

Embodiment 2

This example is the receiving system of tunable optical remote control socket.

As different from Example 1:

This routine DC power-supply circuit is mainly formed by the rectifier diode D3 that is connected with ac input end with by filter circuit and voltage-stabiliser tube D1, D2 that R2, C1, C2 form;

The switch driving circuit of decoding circuit control is the bi-directional thyristor switch drive circuit.

Referring to Fig. 4, this routine decoding circuit is made up of the U1 single-chip microcomputer, and its output 5 pin are connected with the bidirectional triode thyristor trigger end, and bidirectional triode thyristor is serially connected between ac input end J1 and the ac output end J3.

Be provided with the phase sampling circuit that is connected on ac input end, its output is connected with the single-chip microcomputer input, is used to the machine controllable silicon angle of flow that the phase sample signal is provided.Phase sampling circuit is made up of triode Q1, its grounded emitter, base stage connects+5 volts of power supplys by resistance R 5, and by capacitor C 10 ground connection, ac output end is connected with the negative pole of diode D4 and D5 by resistance R 8, R17, two diode cathodes are connected with ground with the Q1 base stage respectively, and triode Q1 collector electrode is connected with single-chip microcomputer input 10 pin.

This example not only can realize the remote control switch function to power consumption equipment, can also realize the function such as remote control light modulating, speed governing, temperature adjustment to power consumption equipment.

Its operation principle is: the remote signal receiving circuit is received the high-frequency signal that remote control transmitter is sent, to carry out the baseband signal that detection amplifies after the shaping and be input to the decoding circuit single-chip microcomputer, when the information of this remote signal and single-chip microcomputer storage memory is identical, just can read the Data Control command signal that remote controller sends, to bidirectional triode thyristor trigger end output control signal corresponding, bidirectional triode thyristor is realized the switching and the accent of out-put supply are flowed function according to different control signals.

This example realizes following control by software: receiver is according to the transmit different control wave of length output of time of remote controller, realizes functions such as power device remote control switch and light modulation, speed governing, temperature adjustments.

Because adopt single-chip microcomputer to make decoding circuit, so this adjusting control circuit also can save the special-purpose Regulation Control module of controllable silicon trigger end, the controlled function of this module is finished in the lump by the single-chip microcomputer of serving as decoding function.Event has compact conformation, simply advantage, and single-chip microcomputer also can be remembered the operating states such as light modulation, temperature adjustment or speed governing of power device, makes the original operating state of maintenance when starting once more.

The above; it only is preferred embodiment of the present utility model; be not that the utility model is done any pro forma restriction; every foundation technical spirit of the present utility model all still belongs to the protection range of technical solutions of the utility model to any simple modification, equivalent variations and modification that above embodiment did.

Claims

1, a kind of remote circuit socket receiving system, be provided with the high frequency that connects successively and receive amplification demodulatoring circuit, baseband signal amplifying circuit, decoding circuit and switch driving circuit, it is characterized in that: described decoding circuit is made up of the single-chip microcomputer (U1) and the peripheral circuit of band memory (U2), and the single-chip microcomputer input is provided with manual study button (S1).

2, remote circuit socket receiving system according to claim 1 is characterized in that: described memory (U2) is the external memory of single-chip microcomputer (U1).

3, remote circuit socket receiving system according to claim 1 is characterized in that: described single-chip microcomputer input is connected to the manually manual operating key (S2) of control single chip computer output signal.

4, remote circuit socket receiving system according to claim 1, it is characterized in that: described switch driving circuit is the relay switch drive circuit, the single-chip microcomputer output is connected with the switching tube base stage of forming the relay switch drive circuit, relay coil is connected in the collector loop of switching tube, and its switch contact is serially connected between the ac input end and ac output end of remote circuit socket.

5, remote circuit socket receiving system according to claim 1, it is characterized in that: described switch driving circuit is the bi-directional thyristor switch drive circuit, the single-chip microcomputer output is connected with the bidirectional triode thyristor trigger end, and bidirectional triode thyristor is serially connected between remote circuit socket ac input end and the ac output end.

6, remote circuit socket receiving system according to claim 5 is characterized in that: be provided with the phase sampling circuit that is connected on ac input end, its output is connected with the single-chip microcomputer input, is used to single-chip microcomputer that the phase sample signal is provided.