CN204651890U - A kind of intelligent socket controller circuit - Google Patents

Abstract

The utility model discloses a kind of intelligent socket controller circuit, comprise transformer T, K switch, socket B, rectifier bridge Q, potentiometer RP1, potentiometer RP2, chip U1 and three terminal regulator U2, K switch one end connects 220V alternating current, the 220V alternating current other end is gang socket B and transformer T coil L1 respectively, the socket B other end connects relay J contact J-1, relay J-1 other end is connecting valve K and the transformer T coil L1 other end respectively, transformer T coil L2 one end contact resistance R1.The utility model intelligent socket controller circuit can carry out under-voltage, overvoltage protection and power cut off delay protection, and intelligence degree is very high, and circuit structure is simple, and cost is low, is applicable to very much substituting current common socket.

Description

A kind of intelligent socket controller circuit

Technical field

The utility model relates to a kind of controller, specifically a kind of intelligent socket controller circuit.

Background technology

Along with China's expanding economy, modern industry is rapidly developed, variously change that electric equipment use is more and more, capacity is also increasing, add some non-linear electric equipment and be also linked into electrical network, the harmonic current injection produced is in electrical network, the voltage waveform of utility network is distorted, seriously pollute the environment of electrical network, the quality of power supply is caused to decline, also seriously threaten the safe operation of various electric equipment in electrical network, and socket is as the intermediary of conventional access electrical network, innovation is optimized to it and just seems and be even more important.

Utility model content

The purpose of this utility model is to provide a kind of circuit structure simple intelligent socket controller circuit, to solve the problem proposed in above-mentioned background technology.

For achieving the above object, the utility model provides following technical scheme:

A kind of intelligent socket controller circuit, comprises transformer T, K switch, socket B, rectifier bridge Q, potentiometer RP1, potentiometer RP2, chip U1 and three terminal regulator U2, described K switch one end connects 220V alternating current, the 220V alternating current other end is gang socket B and transformer T coil L1 respectively, the socket B other end connects relay J contact J-1, relay J-1 other end is connecting valve K and the transformer T coil L1 other end respectively, transformer T coil L2 one end contact resistance R1, and the resistance R1 other end connects rectifier bridge Q pin 4, the rectifier bridge Q pin 2 connection transformer T coil L2 other end, rectifier bridge Q pin 1 connects electric capacity C1 respectively, potentiometer RP1, potentiometer RP2 and three terminal regulator U2 pin 1, rectifier bridge Q pin 3 connect the electric capacity C1 other end respectively, the potentiometer RP1 other end, the potentiometer RP2 other end, resistance R4, resistance R5, chip U1 pin 1, electric capacity C2, LED2 negative pole, relay J coil and diode D3 positive pole ground connection, potentiometer RP1 slide plate connects diode D2 positive pole, described potentiometer RP2 slide plate connecting triode VT1 base stage, the triode VT1 emitter contact resistance R4 other end, triode VT1 collector electrode connects diode D1 positive pole, and diode D1 negative pole is contact resistance R2 respectively, chip U1 pin 6, chip U1 pin 2, diode D2 negative pole and the resistance R5 other end, the resistance R2 other end connects relay J contact J-2, and the relay J contact J-2 other end connects electric capacity C2 respectively and relay J contact J-3, the electric capacity C3 other end connects three terminal regulator U2 pin 3 respectively, resistance R3, chip U1 pin 4, chip U1 pin 8 and resistance R7, the resistance R3 other end connects the relay J contact J-3 other end, and the described resistance R7 other end connects LED1 positive pole, and LED1 negative pole connects chip U1 pin 3 respectively, resistance R6, the relay J coil other end and diode D3 negative pole, the resistance R6 other end connects LED2 positive pole, and described chip U1 model is NE555, and described three terminal regulator U2 model is 7812.

Compared with prior art; the beneficial effects of the utility model are: the utility model intelligent socket controller circuit can carry out under-voltage, overvoltage protection and power cut off delay protection, and intelligence degree is very high, and circuit structure is simple; cost is low, is applicable to very much substituting current common socket.

Accompanying drawing explanation

Fig. 1 is the circuit diagram of intelligent socket controller circuit.

Embodiment

Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.

Refer to Fig. 1, in the utility model embodiment, a kind of intelligent socket controller circuit, comprises transformer T, K switch, socket B, rectifier bridge Q, potentiometer RP1, potentiometer RP2, chip U1 and three terminal regulator U2, K switch one end connects 220V alternating current, the 220V alternating current other end is gang socket B and transformer T coil L1 respectively, the socket B other end connects relay J contact J-1, relay J-1 other end is connecting valve K and the transformer T coil L1 other end respectively, transformer T coil L2 one end contact resistance R1, and the resistance R1 other end connects rectifier bridge Q pin 4, the rectifier bridge Q pin 2 connection transformer T coil L2 other end, rectifier bridge Q pin 1 connects electric capacity C1 respectively, potentiometer RP1, potentiometer RP2 and three terminal regulator U2 pin 1, rectifier bridge Q pin 3 connect the electric capacity C1 other end respectively, the potentiometer RP1 other end, the potentiometer RP2 other end, resistance R4, resistance R5, chip U1 pin 1, electric capacity C2, LED2 negative pole, relay J coil and diode D3 positive pole ground connection, potentiometer RP1 slide plate connects diode D2 positive pole, potentiometer RP2 slide plate connecting triode VT1 base stage, the triode VT1 emitter contact resistance R4 other end, triode VT1 collector electrode connects diode D1 positive pole, and diode D1 negative pole is contact resistance R2 respectively, chip U1 pin 6, chip U1 pin 2, diode D2 negative pole and the resistance R5 other end, the resistance R2 other end connects relay J contact J-2, and the relay J contact J-2 other end connects electric capacity C2 respectively and relay J contact J-3, the electric capacity C3 other end connects three terminal regulator U2 pin 3 respectively, resistance R3, chip U1 pin 4, chip U1 pin 8 and resistance R7, the resistance R3 other end connects the relay J contact J-3 other end, and the resistance R7 other end connects LED1 positive pole, and LED1 negative pole connects chip U1 pin 3 respectively, resistance R6, the relay J coil other end and diode D3 negative pole, the resistance R6 other end connects LED2 positive pole, and chip U1 model is NE555, and three terminal regulator U2 model is 7812.

Operation principle of the present utility model is: refer to Fig. 1, the utility model can carry out under-voltage, overvoltage protection and power cut off delay protection, potentiometer RP1, potentiometer RP2 and triode VT1 etc. form overvoltage and under-voltage sample circuit, chip U1 is connected into bistable operation mode, when there is under-voltage or overvoltage condition, diode D1 or D2 conducting, 2/6 pin of chip U1 is high level, then chip U1 overturns and resets, chip U1 pin 3 output low level, relay J discharges, relay J contact J-1 disconnects, socket B disconnects, LED1 is luminous simultaneously, electric capacity C3, resistance R2 and resistance R5 etc. form time-delay start-up circuit, when firm start or instant cut-off, because the voltage on electric capacity C3 can not suddenly change, the pin 2 of chip U1 is peak positive voltage, now chip U1 is in reset mode, chip U1 pin 3 is in low level, relay J is failure to actuate, socket B is without electricity, now, LED1 is bright, along with the charging of electric capacity C3, when chip U1 pin 2, when the current potential of pin 6 is lower than 1/3 threshold voltage, chip U1 is set, chip U1 pin 3 is in high level, relay J adhesive, socket B obtains electric, simultaneously because relay J contact J-3 connects, electric capacity C3 is discharged rapidly by resistance R3, for next time delay is ready.

Claims (1)

1. an intelligent socket controller circuit, comprises transformer T, K switch, socket B, rectifier bridge Q, potentiometer RP1, potentiometer RP2, chip U1 and three terminal regulator U2, it is characterized in that, described K switch one end connects 220V alternating current, the 220V alternating current other end is gang socket B and transformer T coil L1 respectively, the socket B other end connects relay J contact J-1, relay J-1 other end is connecting valve K and the transformer T coil L1 other end respectively, transformer T coil L2 one end contact resistance R1, the resistance R1 other end connects rectifier bridge Q pin 4, the rectifier bridge Q pin 2 connection transformer T coil L2 other end, rectifier bridge Q pin 1 connects electric capacity C1 respectively, potentiometer RP1, potentiometer RP2 and three terminal regulator U2 pin 1, rectifier bridge Q pin 3 connect the electric capacity C1 other end respectively, the potentiometer RP1 other end, the potentiometer RP2 other end, resistance R4, resistance R5, chip U1 pin 1, electric capacity C2, LED2 negative pole, relay J coil and diode D3 positive pole ground connection, potentiometer RP1 slide plate connects diode D2 positive pole, described potentiometer RP2 slide plate connecting triode VT1 base stage, the triode VT1 emitter contact resistance R4 other end, triode VT1 collector electrode connects diode D1 positive pole, and diode D1 negative pole is contact resistance R2 respectively, chip U1 pin 6, chip U1 pin 2, diode D2 negative pole and the resistance R5 other end, the resistance R2 other end connects relay J contact J-2, and the relay J contact J-2 other end connects electric capacity C2 respectively and relay J contact J-3, the electric capacity C3 other end connects three terminal regulator U2 pin 3 respectively, resistance R3, chip U1 pin 4, chip U1 pin 8 and resistance R7, the resistance R3 other end connects the relay J contact J-3 other end, and the described resistance R7 other end connects LED1 positive pole, and LED1 negative pole connects chip U1 pin 3 respectively, resistance R6, the relay J coil other end and diode D3 negative pole, the resistance R6 other end connects LED2 positive pole, and described chip U1 model is NE555, and described three terminal regulator U2 model is 7812.