CN202870514U

CN202870514U - Energy-saving switch

Info

Publication number: CN202870514U
Application number: CN 201220600609
Authority: CN
Inventors: 兰如根
Original assignee: Individual
Current assignee: Individual
Priority date: 2012-11-13
Filing date: 2012-11-13
Publication date: 2013-04-10
Anticipated expiration: 2022-11-13

Abstract

The utility model relates to an energy-saving switch which is characterized by consisting of a switch with a relay, a detection line, an amplification and comparison circuit power supply, an amplification and comparison circuit, a delay control circuit, a master control output end and a controlled output end. When the current change of an electric appliance load at the master control output end is detected, an electric appliance at the master control output end is shut down or standby, and a power with the value smaller than a set value is output, all power supplies are automatically cut off, so that the power consumption is zero and energy is saved. When a related electric appliance is used, by controlling one master control electric appliance, the aim of cutting off all the power supplies of the series master control electric appliance and controlled electric appliance devices in a delay manner is achieved, and thus the standby power consumption of the electric appliance is eliminated, and the standby safety problem is solved. The trouble of pulling off a power plug or switching off a switch in a socket after use of each time is avoided. The energy-saving switch is suitable to be used for a single electric appliance or a plurality of related series of electric appliances, such as a computer, a multimedia, a television, and a home audio-video system. The circuit is simple, low in power consumption, low in cost, convenient and practical, and energy-saving and forgetting-proof.

Description

Power down switch

Technical field:

The utility model belongs to field of electric control, relates to a kind of energy-saving control circuit.

Background technology:

When 1. people make electrical appliance, often forget power cutoff, or the remote-control closedown standby, all can waste electric energy, be unfavorable for maintaining electrical equipment, affect appliance life, even lead to a disaster.There are power consumption and standby safety problem.

Power consumption during 2. for the elimination electric appliance standby is avoided long-time energising, needs unplugg after most electrical equipment are finished, and cut off AC power, and frequent plug bothers not only, more aggravates loose contact, damages plugs and sockets, and impact is used.

3. mostly circuit is complicated for existing energy-saving controller, job insecurity, and cost is high, Maintenance Difficulty.

Summary of the invention:

The utility model purpose is to provide a kind of power down switch of automatic AC shutoff, is energy-saving control circuit; Detect the variation of the electric current of master control output terminal electric appliance load, electrical equipment shutdown or the standby of master control output terminal, output are cut off all power during less than the power set automatically, and zero-power is energy-conservation.When relevant electrical equipment used, control master control electrical equipment one machine reached the purpose that the time-delay of the controlled electrical equipment series of master control electrical equipment device power supply (DPS) is all turn-offed, and eliminates the electric appliance standby power consumption, solves the standby safety problem.Be fit to single electrical equipment or a plurality of relevant electric appliance series use, such as computer, multimedia, the electrical equipment such as TV, home audio-visual system use.

Power down switch is characterized in that, by the tape relay switch, and detection line, amplification ratio is amplified comparator circuit than circuit power, delay control circuit, master control output terminal and controlled output terminal form.

The K1 of tape relay switch is serially connected with power supply input L end and power supply output L end, and power output end is controlled output terminal ⑺, connects the relevant electrical equipment of peripheral hardware; Power output end, by capacitor C 4 current limliting step-downs, diode D1, diode D2 rectification, capacitor C 1 filtering, stabilivolt VD1 voltage stabilizing forms amplification ratio than circuit power ⑵; Amplification ratio is connected in than circuit power ⑵ amplifies comparator circuit ⑷; Amplification ratio is power supply N end than circuit power ⑵ negative pole; Power supply N holds after testing that line L1 connects master control electrical equipment, is master control output terminal ⑹; After power supply N end connects detection line, connect the in-phase input end of amplifying circuit IC1A through resistance R 7, the anti-phase input terminating resistor R6 of amplifying circuit IC1A to amplification ratio than circuit power ⑵ negative pole, the anti-phase input terminating resistor R8 of amplifying circuit IC1A is to its output terminal, its output terminal is through the inverting input of diode D3 to voltage comparator circuit IC1B, its inverting input warp and the resistance R 3 that connects, capacitor C 3 to amplification ratio than circuit power ⑵ negative pole, the in-phase input end of comparator circuit IC1B is anodal than circuit power ⑵ to amplification ratio through resistance R 4, the in-phase input end of comparator circuit IC1B through light emitting diode TD1 to the negative pole of amplification ratio than circuit power ⑵; The output terminal of comparator circuit IC1B connects the positive pole of delay capacitor C2 through diode D4, the negative pole of delay capacitor C2 connects amplification ratio than circuit power ⑵ negative pole; The positive pole of delay capacitor C2 connects power supply output L end through commutator tube diode D5, the resistance R 5 of serial connection, power supply output L end is held to power supply N through the resistance R 5 of serial connection, commutator tube diode D6, the positive pole of delay capacitor C2 through resistance R 1, stabilivolt VD1, stabilivolt VD2 to the controllable silicon SCR 1 control utmost point, the negative electrode of controllable silicon SCR 1 connects power supply N end, controllable silicon SCR 1 anode through the pull-in winding KM1 of the resistance R 2 of serial connection, tape relay switch to power supply output L end.

The circuit working process is:

When pressing the tape relay switch, power connection, power supply is through resistance R 5, commutator tube diode D5, commutator tube diode D6 is to capacitor C 2 charging time-delays, in capacitor C 2 charging time-delay voltage elevation process, if starting, the master control electrical equipment of output terminal enters normal operating conditions, the signal that detection line L1 forms, amplify through amplifying circuit IC1A, send high level, make its in-phase input end voltage of its comparator circuit IC1B inverting input voltage ratio high, its output terminal is electronegative potential, through diode D4, the voltage of delay capacitor C2 is released, stabilivolt VD1, stabilivolt VD2 cut-off, controllable silicon SCR 1 does not open control, power connection.

When the electrical appliance of master control output terminal is not activated or the standby of shutting down quits work, the electric appliance power of master control output terminal is during less than setting value, the signal that master control electrical output terminal detection line L1 forms, amplify through IC circuit 1A, deficiency is so that comparator circuit IC1B upset, comparator circuit IC1B output terminal is high level, power supply is through resistance R 5, commutator tube diode D5, commutator tube diode D6, to capacitor C 2 charging time-delays, the positive electrode potential of capacitor C 2 raises gradually, through resistance R 1, and stabilivolt VD1, stabilivolt VD2 conducting, controllable silicon SCR 1 conducting, pull-in winding KM1 gets electric, and the tape relay switch discharges, dump.When again pressing the tape relay switch, i.e. hand off power supply.

Capacitor C 2, resistance R 5, stabilivolt VD1, stabilivolt VD2 are that delay time is adjusted element.Behind the power remove, the residual voltage of delay capacitor C2 is released through diode D4, amplification comparator circuit, prepares for circuit starts again.

Beneficial effect is: the energy-saving switch circuit power consumption is extremely low, and circuit is simple, and the shutdown of the electrical equipment of master control output terminal or standby, output are carried out Energy Saving Control during less than the power set, automatically cut off all power.Eliminate the electric appliance standby power consumption.Realize control master control electrical equipment one machine, reach the time-delay of the controlled electrical equipment series of master control electrical equipment device power supply (DPS) and all turn-off purpose, zero-power is energy-conservation, solves the standby safety problem.Save the trouble of pulling out attaching plug after each usefulness or turning off switch on the socket.Be fit to single electrical equipment or a plurality of relevant electric appliance series use, such as computer, multimedia, the electrical equipment such as TV, home audio-visual system use.Circuit is simple, and is low in energy consumption, and cost is low, convenient and practical, energy-conservation memorandum.

Description of drawings:

Fig. 1 is pie graph.Fig. 2 is circuit diagram.

Among Fig. 2: ⑴ tape relay switch, ⑵ amplification ratio be than circuit power, the ⑶ delay control circuit, and ⑷ amplifies comparator circuit, ⑸ detection line, ⑹ master control output terminal, the controlled output terminal of ⑺.

Embodiment:

Power down switch as shown in Figure 1 and Figure 2, is fit to Series correlation electrical equipment and uses, and control master control electrical equipment one machine reaches the time-delay of the controlled electrical equipment series of master control electrical equipment device power supply (DPS) and all turn-offs a kind of energy-saving control circuit of purpose; Power down switch, by the tape relay switch, detection line, amplification ratio is amplified comparator circuit than circuit power, delay control circuit, master control output terminal and controlled output terminal form.

Wherein: the tape relay switch is comprised of K switch 1 and pull-in winding KM1 and trip gear, pull-in winding KM1 nominal voltage is 220V, be the pull-in winding KM1 of tape relay switch when turn-offing electricity consumption be the AC power of 220V, can select the tape relay switch of washing machine, more than the current-on contact 5A, the K1 of tape relay switch is serially connected with power supply input L end and power supply output L end, R1-8 is resistance, and C1-2 is electrochemical capacitor, and R5 is 3M3 resistance, C4 is the electric capacity of the dacron of 0.1 μ F/630V, so the energy-saving switch circuit power consumption is extremely low, about 0.1W, D1-6 is diode, pilot lamp is light emitting diode TD1, and VD1-3 is stabilivolt.IC1 is comparer LM358; SCR1 is one-way SCR, and this circuit is easier than bidirectional triode thyristor shutoff control with one-way SCR; Controlled output terminal ⑺ can connect a plurality of electrical equipment.

Resistance R 8, resistance R 6 are used for adjusting amplifying circuit IC1A enlargement factor, and light emitting diode TD1 is that comparator circuit IC1B in-phase input end reference voltage is fixed as 1.6V.

According to the watt level of master control output terminal institute electrical appliance, select the thickness of enameled wire to make detection line L1, get 3 to 8 centimetres of enameled wires of a segment length, can the coiled air core inductor, perhaps make detection line L1 at one section fillet Copper Foil of circuit board design; In conjunction with the enlargement factor of amplifying circuit IC1A, adjust the length of detection line simultaneously, when guaranteeing the electrical equipment normal operation of master control output terminal, more than the high 0.5V of comparator circuit IC1B inverting input voltage ratio its in-phase input end 1.6V voltage, its output terminal is electronegative potential.And the electrical appliance of working as the master control output terminal is not activated or the standby of shutting down quits work, and comparator circuit IC1B anti-phase input terminal voltage is lower than 1V, and comparator circuit IC1B output terminal is high level, carries out energy-conservation outage control.

Start:

Press the tape relay switch, power connection, the controlled electrical equipment of master control enters normal operating conditions.If any electrical equipment need secondary start, start and enter normal operating conditions.

Shutdown:

A: again press the tape relay switch, cut off the electricity supply.

B: turn-off master control electrical equipment, master control electrical equipment quits work, and power consumption is zero, through electric circuit inspection, cuts off the electricity supply.

C: after electrical equipment entered the program shutdown, power consumption reduced, and through electric circuit inspection, cuts off the electricity supply.

D: make the master control electric appliance standby with telepilot, or become holding state after setting the televisor turning device to sleep mode, through electric circuit inspection, control tape relay switch discharges dump.

Use rule: TV is seen in the bedroom, and the machine of switching off the TV of need not getting up closes set-top box, seem during cold day more convenient, before falling asleep, sleep is set regularly 30 minutes such as RTV remote television, televisor enters holding state after 30 minutes, through electric circuit inspection, cuts off the electricity supply, namely turn-off the power supply of televisor simultaneously, together with controlled peripheral hardware electrical equipment, such as set-top box, the power supplys such as satellite receiver are controlled shutdown also, this energy-conservation Switching Power Supply is turn-offed simultaneously, and zero-power is energy-conservation, memorandum.

Power down switch when adjusting power, carries out Energy Saving Control at master control output terminal electrical appliance, automatically cuts off all power.When Series correlation electrical equipment used, control master control electrical equipment one machine reached the purpose that the time-delay of the controlled electrical equipment series of master control electrical equipment device power supply (DPS) is all turn-offed, and eliminates the electric appliance standby power consumption, and zero-power is energy-conservation.Be fit to computer, multimedia, the Series correlation electrical equipment such as TV, home audio-visual system use.Control circuit is simple, and cost is low, and is convenient and practical, energy-saving safe.

Claims

1. power down switch is characterized in that, by the tape relay switch, and detection line, amplification ratio is amplified comparator circuit than circuit power, delay control circuit, master control output terminal and controlled output terminal form; The K1 of tape relay switch is serially connected with power supply input L end and power supply output L end, and power output end is controlled output terminal ⑺, connects the relevant electrical equipment of peripheral hardware; Power output end, by capacitor C 4 current limliting step-downs, diode D1, diode D2 rectification, capacitor C 1 filtering, stabilivolt VD1 voltage stabilizing forms amplification ratio than circuit power ⑵; Amplification ratio is connected in than circuit power ⑵ amplifies comparator circuit ⑷; Amplification ratio is power supply N end than circuit power ⑵ negative pole; Power supply N holds after testing that line L1 connects master control electrical equipment, is master control output terminal ⑹; After power supply N end connects detection line, connect the in-phase input end of amplifying circuit IC1A through resistance R 7, the anti-phase input terminating resistor R6 of amplifying circuit IC1A to amplification ratio than circuit power ⑵ negative pole, the anti-phase input terminating resistor R8 of amplifying circuit IC1A is to its output terminal, its output terminal is through the inverting input of diode D3 to voltage comparator circuit IC1B, its inverting input warp and the resistance R 3 that connects, capacitor C 3 to amplification ratio than circuit power ⑵ negative pole, the in-phase input end of comparator circuit IC1B is anodal than circuit power ⑵ to amplification ratio through resistance R 4, the in-phase input end of comparator circuit IC1B through light emitting diode TD1 to the negative pole of amplification ratio than circuit power ⑵; The output terminal of comparator circuit IC1B connects the positive pole of delay capacitor C2 through diode D4, the negative pole of delay capacitor C2 connects amplification ratio than circuit power ⑵ negative pole; The positive pole of delay capacitor C2 connects power supply output L end through commutator tube diode D5, the resistance R 5 of serial connection, power supply output L end is held to power supply N through the resistance R 5 of serial connection, commutator tube diode D6, the positive pole of delay capacitor C2 through resistance R 1, stabilivolt VD1, stabilivolt VD2 to the controllable silicon SCR 1 control utmost point, the negative electrode of controllable silicon SCR 1 connects power supply N end, controllable silicon SCR 1 anode through the pull-in winding KM1 of the resistance R 2 of serial connection, tape relay switch to power supply output L end.