CN205070392U

CN205070392U - Smart jack controller

Info

Publication number: CN205070392U
Application number: CN201520828195.9U
Authority: CN
Inventors: 蒋洪; 黄永明; 李婵
Original assignee: Individual
Current assignee: Individual
Priority date: 2015-10-26
Filing date: 2015-10-26
Publication date: 2016-03-02
Anticipated expiration: 2025-10-26

Abstract

The utility model discloses a smart jack controller, including transformer T1, transformer T2, rectifier bridge Q1, rectifier bridge Q2, three terminal regulator U1 and chip U2, 220V alternating current and socket RL are connected respectively to transformer T1 coil L1 one end, the 220V alternating current other end is connected respectively to the transformer T1 coil L1 other end, relay K contact switch K -1 and electric capacity C3, the electric capacity C3 other end and transformer T2 coil L3 are connected respectively to the relay K contact switch K -1 other end, the transformer T2 coil L3 other end connection socket RL other end. The utility model discloses an use the cheap electronic component such as chip NE555 timer of price, the effectual manufacturing cost that has controlled, when the line voltage is higher than 240V, automatic cutout socket RL's power supply line to reach the mesh that prevents the consumer overvoltage and damage.

Description

A kind of intelligent socket controller

Technical field

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

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 that a kind of circuit structure is simple, function-stable and the intelligent socket controller of low cost of manufacture, 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, comprises transformer T1, transformer T2, rectifier bridge Q1, rectifier bridge Q2, three terminal regulator U1 and chip U2, described transformer T1 coil L1 one end connects 220V alternating current and socket RL respectively, and the transformer T1 coil L1 other end connects the 220V alternating current other end respectively, relay K contact switch K-1 and electric capacity C3, the relay K contact switch K-1 other end connects the electric capacity C3 other end and transformer T2 coil L3 respectively, the transformer T2 coil L3 other end gang socket RL other end, described transformer T1 coil L2 one end connects rectifier bridge Q1 pin 1 respectively, electric capacity C1, rectifier bridge Q1 pin 2, three terminal regulator U1 pin 1, resistance R1, electric capacity C, relay K coil, diode D3 negative pole and resistance R2, the transformer T1 coil L2 other end connects rectifier bridge Q1 pin 3, rectifier bridge Q1 pin 4 and connects the electric capacity C1 other end respectively, three terminal regulator U1 pin 2 and electric capacity C2 ground connection, the electric capacity C2 other end connects three terminal regulator U1 pin 3 respectively, chip U2 pin 4, electric capacity C, chip U2 pin 8 and triode VT3 emitter, chip U2 pin 3 is contact resistance R3 and resistance R4 respectively, the resistance R4 other end connects diode D4 positive pole, diode D4 negative pole connecting triode VT3 base stage, triode VT3 collector electrode connects buzzer B, described resistance R3 other end connecting triode VT2 base stage, triode VT2 collector electrode connecting triode VT1 base stage, triode VT1 collector electrode is connecting luminous diode D1 negative pole respectively, the relay K coil other end and diode D3 positive pole, the light-emitting diode D1 positive pole contact resistance R1 other end, described triode VT1 emitter is connecting triode VT2 emitter respectively, light-emitting diode D2 negative pole, the buzzer B other end, chip U2 pin 1, potentiometer RP, electric capacity C4 and rectifier bridge Q2 pin 4 also ground connection, the light-emitting diode D2 positive pole contact resistance R2 other end, described rectifier bridge Q2 pin 1 and pin 3 connection transformer T2 coil L4 two ends respectively, rectifier bridge Q2 pin 2 is contact resistance R5 and the electric capacity C4 other end respectively, the resistance R5 other end connects the potentiometer RP other end, and potentiometer RP slide plate connects chip U2 pin 2 and chip U2 pin 6 respectively.

As further program of the utility model: described three terminal regulator U1 model is 7809.

As the utility model further scheme: described chip U2 model is NE555.

Compared with prior art, the beneficial effects of the utility model are: the utility model is by using the electronic components such as cheap chip NE555 timer, effectively control manufacturing cost, when line voltage is higher than 240V, the supply line of automatic cut-out socket RL, prevents power consumption equipment overvoltage and the object damaged to reach.

Accompanying drawing explanation

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

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, comprises transformer T1, transformer T2, rectifier bridge Q1, rectifier bridge Q2, three terminal regulator U1 and chip U2, transformer T1 coil L1 one end connects 220V alternating current and socket RL respectively, and the transformer T1 coil L1 other end connects the 220V alternating current other end respectively, relay K contact switch K-1 and electric capacity C3, the relay K contact switch K-1 other end connects the electric capacity C3 other end and transformer T2 coil L3 respectively, the transformer T2 coil L3 other end gang socket RL other end, described transformer T1 coil L2 one end connects rectifier bridge Q1 pin 1 respectively, electric capacity C1, rectifier bridge Q1 pin 2, three terminal regulator U1 pin 1, resistance R1, electric capacity C, relay K coil, diode D3 negative pole and resistance R2, the transformer T1 coil L2 other end connects rectifier bridge Q1 pin 3, rectifier bridge Q1 pin 4 and connects the electric capacity C1 other end respectively, three terminal regulator U1 pin 2 and electric capacity C2 ground connection, the electric capacity C2 other end connects three terminal regulator U1 pin 3 respectively, chip U2 pin 4, electric capacity C, chip U2 pin 8 and triode VT3 emitter, chip U2 pin 3 is contact resistance R3 and resistance R4 respectively, the resistance R4 other end connects diode D4 positive pole, diode D4 negative pole connecting triode VT3 base stage, triode VT3 collector electrode connects buzzer B, described resistance R3 other end connecting triode VT2 base stage, triode VT2 collector electrode connecting triode VT1 base stage, triode VT1 collector electrode is connecting luminous diode D1 negative pole respectively, the relay K coil other end and diode D3 positive pole, the light-emitting diode D1 positive pole contact resistance R1 other end, described triode VT1 emitter is connecting triode VT2 emitter respectively, light-emitting diode D2 negative pole, the buzzer B other end, chip U2 pin 1, potentiometer RP, electric capacity C4 and rectifier bridge Q2 pin 4 also ground connection, the light-emitting diode D2 positive pole contact resistance R2 other end, described rectifier bridge Q2 pin 1 and pin 3 connection transformer T2 coil L4 two ends respectively, rectifier bridge Q2 pin 2 is contact resistance R5 and the electric capacity C4 other end respectively, the resistance R5 other end connects the potentiometer RP other end, and potentiometer RP slide plate connects chip U2 pin 2 and chip U2 pin 6 respectively.

Three terminal regulator U1 model is 7809.

Chip U2 model is NE555.

Operation principle of the present utility model is: civil power is through T1 step-down, rectifier bridge Q1 rectification and electric capacity C1 filtering, for circuit provides 12V DC supply, for chip U2 and buzzer B provides 6V operating voltage (VCC) after three terminal regulator U1 voltage stabilizing, during normal electricity consumption, relay K is in release condition, do not consume consuming electric power, relay contact K-1 is in closure state, socket RL obtains electric work, transformer T2 is used for the identification of socket RL power, when socket RL obtains electric work, electric current flows through transformer T2 coil L3 and produces induced electromotive force at L4 end, through rectifier bridge Q2 full-wave rectification, electric capacity C4 filtering, resistance R5 and potentiometer RP dividing potential drop, coupling is to the pin 2 of chip U2 and pin 6, chip U2 is linked to be monostable mode, as voltage comparator, when the pin 2 of chip U2 and pin 6 voltage are lower than 1/3VCC, chip U2 pin 3 exports high level, make triode VT2 saturated through resistance R3, VT1 ends, relay K is in release condition, circuit maintains normal power supply, because the pin 3 of chip U2 is high level, diode D4 is not enough to conducting, triode VT3 ends, buzzer B not sounding.

When exceeding power limitation with electrical socket RL, in transformer T2 coil L3, electric current increases, L4 both end voltage raises, through rectifier bridge Q2 rectification, electric capacity C4 two ends direct voltage raises immediately, the pin 2 of chip U2 and pin 6 input voltage >2/3VCC, its state is reversed, chip U2 pin 3 output low level, VT2 ends, VT1 saturation conduction, relay K obtains electric adhesive, cut off load supplying loop, now light-emitting diode D1 obtains electroluminescence, diode D4 punctures conducting, triode VT3 is saturated, buzzer B obtains electric sounding, realize sound and light alarm, light-emitting diode D2 is power supply instruction, electric capacity C3 is relay contact protection electric capacity, spark damage contact when can prevent K from disconnecting, electric capacity C is filter capacitor, in order to promote circuit stability.

The utility model, by using the electronic components such as cheap chip NE555 timer, effectively controls manufacturing cost, when line voltage is higher than 240V, automatically cuts off the supply line of socket RL, prevents power consumption equipment overvoltage and the object damaged to reach.

Claims

1. an intelligent socket controller, comprises transformer T1, transformer T2, rectifier bridge Q1, rectifier bridge Q2, three terminal regulator U1 and chip U2, is characterized in that, described transformer T1 coil L1 one end connects 220V alternating current and socket RL respectively, and the transformer T1 coil L1 other end connects the 220V alternating current other end respectively, relay K contact switch K-1 and electric capacity C3, the relay K contact switch K-1 other end connects the electric capacity C3 other end and transformer T2 coil L3 respectively, the transformer T2 coil L3 other end gang socket RL other end, described transformer T1 coil L2 one end connects rectifier bridge Q1 pin 1 respectively, electric capacity C1, rectifier bridge Q1 pin 2, three terminal regulator U1 pin 1, resistance R1, electric capacity C, relay K coil, diode D3 negative pole and resistance R2, the transformer T1 coil L2 other end connects rectifier bridge Q1 pin 3, rectifier bridge Q1 pin 4 and connects the electric capacity C1 other end respectively, three terminal regulator U1 pin 2 and electric capacity C2 ground connection, the electric capacity C2 other end connects three terminal regulator U1 pin 3 respectively, chip U2 pin 4, electric capacity C, chip U2 pin 8 and triode VT3 emitter, chip U2 pin 3 is contact resistance R3 and resistance R4 respectively, the resistance R4 other end connects diode D4 positive pole, diode D4 negative pole connecting triode VT3 base stage, triode VT3 collector electrode connects buzzer B, described resistance R3 other end connecting triode VT2 base stage, triode VT2 collector electrode connecting triode VT1 base stage, triode VT1 collector electrode is connecting luminous diode D1 negative pole respectively, the relay K coil other end and diode D3 positive pole, the light-emitting diode D1 positive pole contact resistance R1 other end, described triode VT1 emitter is connecting triode VT2 emitter respectively, light-emitting diode D2 negative pole, the buzzer B other end, chip U2 pin 1, potentiometer RP, electric capacity C4 and rectifier bridge Q2 pin 4 also ground connection, the light-emitting diode D2 positive pole contact resistance R2 other end, described rectifier bridge Q2 pin 1 and pin 3 connection transformer T2 coil L4 two ends respectively, rectifier bridge Q2 pin 2 is contact resistance R5 and the electric capacity C4 other end respectively, the resistance R5 other end connects the potentiometer RP other end, and potentiometer RP slide plate connects chip U2 pin 2 and chip U2 pin 6 respectively.

2. intelligent socket controller according to claim 1, is characterized in that, described three terminal regulator U1 model is 7809.

3. intelligent socket controller according to claim 1, is characterized in that, described chip U2 model is NE555.