CN204836118U - Energy -saving control circuit and row of inserting thereof - Google Patents

Energy -saving control circuit and row of inserting thereof Download PDF

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Publication number
CN204836118U
CN204836118U CN201520651581.5U CN201520651581U CN204836118U CN 204836118 U CN204836118 U CN 204836118U CN 201520651581 U CN201520651581 U CN 201520651581U CN 204836118 U CN204836118 U CN 204836118U
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circuit
power
energy
diode
input
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CN201520651581.5U
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Chinese (zh)
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那鸿书
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那鸿书
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Abstract

The utility model discloses an energy -saving control circuit and row of inserting thereof, including alternating current power supply, wherein zero line ground connection, load detection circuitry, including input, output and feedback end, wherein, the input with alternating current power supply's live wire links to each other, the output links to each other with load electrical apparatus, is used for detecting flowing through the electric current size of load electrical apparatus, control switch, connect in on alternating current power supply's the live wire, control alternating current power supply does load detection circuitry and load electrical apparatus are supplied power, drive circuit, its input with load detection circuitry's feedback end links to each other, its output with control switch links to each other, works as drive circuit with when load detection circuitry feedback end switches on, control control switch is closed, works as drive circuit with during the disconnection of load detection circuitry feedback end, control the control switch disconnection, have simple structure, advantages such as reasonable in design can realize the function of auto -power -off, reduce the waste of electric energy.

Description

Energy-saving control circuit and insert row thereof

Technical field

The utility model relates to electricity field, specifically provides a kind of energy-saving control circuit and insert row thereof.

Background technology

Along with growth in the living standard, the electric equipment in family also increases thereupon, and after our use of most of electric equipment, not thoroughly will disconnect between itself and power supply, thus, most of electric equipment is all in holding state, consumes a large amount of electric energy.For TV, television set and Set Top Box are just closed by remote controller after finishing watching by usually, and now TV and Set Top Box non-fully are closed, but are in holding state, still there is the consumption of electric energy.In addition, a large amount of experiments is verified, and the radiation of TV standby state is much larger than the radiation of open state, and therefore, the television set being in holding state not only wastes electric energy, and large to human body radiation, affects the healthy of people.But, if finish watching TV at every turn, all to carry out pulling out power supply action words, again unusual trouble.Equally, be also there is same problem for electric equipments such as computers.

Therefore, how to solve the problem, become people's problem demanding prompt solution.

Utility model content

Given this, the purpose of this utility model is to provide a kind of energy-saving control circuit and insert row thereof, and to realize when after electrical equipment shutdown, power supply can auto-breaking, realizes saves energy, reduces the object of radiation.

The utility model provides a kind of energy-saving control circuit on the one hand, and comprise AC power, the zero line grounding of described AC power, is characterized in that, also comprises:

Load detecting circuit, it comprises input, output and feedback end, and wherein, described input is connected with the live wire of described AC power, and described output is connected with load appliance, for detecting the size of current flowing through described load appliance;

Control switch, is connected on the live wire of described AC power, and controlling described AC power is that described load detecting circuit and load appliance are powered;

Drive circuit, its input is connected with the feedback end of described load detecting circuit, its output is connected with described control switch, when described drive circuit and described load detecting circuit feedback end conducting, control described control switch to close, when described drive circuit and described load detecting circuit feedback end disconnect, control described control switch and disconnect.

Preferably, in described load detecting circuit, diode D1 connects with diode D2, diode D3 is parallel to the branch road two ends be made up of diode D1 and diode D2, and the negative electrode of diode D3 is connected with the live wire of AC power through control switch with the anode of diode D1, the anode of diode D3 is connected with load appliance with the negative electrode of diode D2, resistance R1 is parallel to the two ends of diode D3, light-emitting diode in optocoupler U is parallel to the two ends of resistance R1, in optocoupler U, triode emission end is connected with the input of drive circuit, in optocoupler U, transistor collector is connected with DC power supply VCC.

Further preferably, described control switch comprises relay K 1 in parallel and switch S 1, and one end of described relay K 1 is connected with DC power supply VCC.

Further preferably, in described drive circuit, the base stage of triode Q1 is connected with one end of resistance R2, the other end of resistance R2 is connected with the transmitting terminal of triode in load detecting circuit optocoupler U, the collector electrode of triode Q1 is connected with the other end of control switch repeat circuit K1, the grounded emitter of triode Q1.

Further preferably, also comprise voltage stabilizing didoe D4 in described drive circuit, the plus earth of described voltage stabilizing didoe D4, negative electrode is connected with the other end of described resistance R2.

Further preferably, the zero line of described AC power is connected with temperature detect switch (TDS) F1.

Further preferably, described energy-saving control circuit also comprises freewheeling circuit, the input of described freewheeling circuit is connected with AC power, by AC power be its power supply, the output of described freewheeling circuit is connected with the input of drive circuit, when described drive circuit and described load detecting circuit feedback end disconnect, described freewheeling circuit provides drive current for described drive circuit, postpones described drive circuit and controls described control switch and carry out disconnection action.

Further preferably, in described freewheeling circuit, the input 1 of rectifier bridge D5 is connected with zero line in AC power, the input 3 of rectifier bridge D5 is connected with live wire in AC power via control switch, cathode output end 4 ground connection of rectifier bridge D5, the cathode output end 2 of rectifier bridge D5 is connected with capacitor C1, and capacitor C2 one end is connected with capacitor C1, other end ground connection, the negative plate of capacitor C1 is connected with the input of drive circuit with the positive plate of capacitor C2.

Further preferably, also comprise voltage stabilizing didoe D6 in described freewheeling circuit, the plus earth of described voltage stabilizing didoe D6, negative electrode is connected with resistance R3 one end, and the other end of resistance R3 is connected with the electrode input end 2 of rectifier bridge D4.

The utility model additionally provides a kind of insert row, it is characterized in that, is provided with above-mentioned any one energy-saving control circuit in described insert row.

The energy-saving control circuit that the utility model provides and insert row thereof, by load detecting circuit, the size of current flowing through load appliance is detected, and by the feedback end of load detecting circuit by the result feedback that detects in drive circuit, carry out the driving of drive circuit, and then carry out by drive circuit the control that control switch closes/disconnect, thus realize/the power-off that powers on of energy-saving control circuit entirety, complete the thorough power-off of electrical equipment, reduce the consumption of electric energy.

The advantages such as the energy-saving control circuit that the utility model provides and insert row thereof, have structure simple, reasonable in design, can realize the function of auto-breaking, reduce the waste of electric energy.

Accompanying drawing explanation

Fig. 1 is energy-saving control circuit A module diagram;

Fig. 2 is the structural representation of energy-saving control circuit A, and wherein J1 is AC power, and J3 is load end;

Fig. 3 is energy-saving control circuit B module diagram;

Fig. 4 is the structural representation of energy-saving control circuit B, and wherein J1 is AC power, and J3 is load end.

Embodiment

Auto-breaking cannot be realized to solve circuit in the past, electrical equipment a large amount of in family is caused to be in holding state, cause waste of energy, there is the problems such as radiation, present embodiment provides a kind of energy-saving control circuit, it can according to flowing through load appliance size of current, powering on and power-off of energy-saving control circuit, save a large amount of electric energy, specifically see Fig. 1, can comprise:

AC power, the zero line grounding of described AC power;

Load detecting circuit, it comprises input, output and feedback end, and wherein, described input is connected with the live wire of described AC power, and described output is connected with load appliance, for detecting the size of current flowing through described load appliance;

Control switch, is connected on the live wire of described AC power, and controlling described AC power is that described load detecting circuit and load appliance are powered;

Drive circuit, its input is connected with the feedback end of described load detecting circuit, its output is connected with described control switch, when described drive circuit and described load detecting circuit feedback end conducting, control described control switch to close, when described drive circuit and described load detecting circuit feedback end disconnect, control described control switch and disconnect.

The specific works process of this energy-saving control circuit is, first control switch is manually booted, for load detecting circuit and load appliance are powered, then the electric current carrying out flowing through load appliance by load detecting circuit detects, by the feedback end of load detecting circuit, feedback current is input in drive circuit again, carry out the driving of drive circuit, and then have drive circuit to control closing/disconnecting, the auto-breaking of completing circuit of control switch.

Wherein, described load detecting circuit specifically can be designed as, see Fig. 2, diode D1 connects with diode D2, diode D3 is parallel to the branch road two ends be made up of diode D1 and diode D2, and the negative electrode of diode D3 is connected with the live wire of AC power through control switch with the anode of diode D1, the anode of diode D3 is connected with load appliance with the negative electrode of diode D2, resistance R1 is parallel to the two ends of diode D3, light-emitting diode in optocoupler U is parallel to the two ends of resistance R1, in optocoupler U, triode emission end is connected with the input of drive circuit, in optocoupler U, transistor collector is connected with DC power supply VCC.

Wherein, when control switch closes, whole circuit powers on, positive axis in alternating current is input in load appliance via after diode D1 and diode D2 again, negative semiaxis in alternating current enters into load appliance again via after diode D3, and resistance R1 is by being connected in parallel, the magnitude of voltage at its two ends and diode D1 and diode D2 is made to form the magnitude of voltage at the magnitude of voltage at branch road two ends and diode D3 two ends identical, reach the object of carrying out real time sample, the voltage at resistance R1 two ends can be loaded into the two ends of Light-Emitting Diode in optocoupler U simultaneously, voltage when resistance R1 two ends reaches certain value, be greater than/equal the driving voltage of light-emitting diode in optocoupler U, light-emitting diode in optocoupler U can be driven to carry out luminescence, and then the triode ON making in optocoupler U, be communicated with drive circuit, drive circuit controls described control switch and closes, AC power is made to be that load appliance carries out continued power, now corresponding is load appliance open state, when the magnitude of voltage at resistance R1 two ends is less than the driving voltage of light-emitting diode in optocoupler U, light-emitting diode in optocoupler U cannot be driven to carry out luminescence, load detecting circuit feedback end and drive circuit are in off-state, drive circuit power-off, control described control switch to disconnect, stop powering for load appliance, now correspondence for load appliance be off-mode.

As the improvement of technical scheme, see Fig. 2, described control switch comprises relay K 1 in parallel and switch S 1, and one end of described relay K 1 is connected with DC power supply VCC, wherein, switch S 1 is hand switch, and relay K 1 is carried out control by drive circuit and closed/disconnect.

As the further improvement of technical scheme, see Fig. 2, in described drive circuit, the base stage of triode Q1 is connected with one end of resistance R2, the other end of resistance R2 is connected with the transmitting terminal of triode in load detecting circuit optocoupler U, the collector electrode of triode Q1 is connected with the other end of control switch repeat circuit K1, the grounded emitter of triode Q1.

Wherein, resistance R2 is current-limiting resistance; for protecting triode Q1, as resistance R2 and optocoupler U conducting, triode Q1 conducting; relay in control switch powers on and carries out adhesive; control described control switch to close, when resistance R2 and optocoupler disconnect, triode Q1 disconnects; relay power-off in control switch disconnects, and controls described control switch and disconnects.

In order to improve the stablizing effect of drive circuit, as technical scheme, see Fig. 2, also comprise voltage stabilizing didoe D4 in described drive circuit, the plus earth of described voltage stabilizing didoe D4, negative electrode is connected with the other end of described resistance R2.

As the improvement of technical scheme; see Fig. 2, the zero line of described AC power being connected with temperature detect switch (TDS) F1, its objective is to protect energy-saving control circuit; avoid that the electric current in circuit is excessive to cause damage to electronic device wherein, extend the useful life of energy-saving control circuit.

Because current electrical equipment major part all has remote control to control, namely after energising, TV is off-mode, need to be started shooting by remote controller, and operation is slower for old man, or remote controller is not at one's side, if after electric circuit inspection is off-mode to electrical equipment, carry out de-energizing actions at once, can make troubles to people's operation, be not suitable for old man, in order to solve the problem, energy-saving control circuit in the present embodiment is provided with the freewheeling circuit for time delay, namely after the feedback end and drive circuit that detect load circuit disconnect, drive circuit can not control described control switch at once and disconnect, a process postponed can be set, for waiting for that people operate or the process of finding remote controller, specifically can see Fig. 3, this energy-saving control circuit is except comprising above-mentioned AC power, load detecting circuit, outside control switch and drive circuit, also comprise freewheeling circuit, the input of described freewheeling circuit is connected with AC power, by AC power be its power supply, the output of described freewheeling circuit is connected with the input of drive circuit, when described drive circuit and described load detecting circuit feedback end disconnect, described freewheeling circuit provides drive current for described drive circuit, postpone described drive circuit to control described control switch and carry out disconnection action.

Wherein, see Fig. 4, in described freewheeling circuit, the input 1 of rectifier bridge D5 is connected with zero line in AC power, and the input 3 of rectifier bridge D5 is connected with live wire in AC power via control switch, cathode output end 4 ground connection of rectifier bridge D5, the cathode output end 2 of rectifier bridge D5 is connected with capacitor C1, capacitor C2 one end is connected with capacitor C1, other end ground connection, and the negative plate of capacitor C1 is connected with the input of drive circuit with the positive plate of capacitor C2.

In this freewheeling circuit, be used for the alternating current in AC power to be converted to direct current by rectifier bridge D5, and use this direct current to charge, by this electric capacity C1 and electric capacity C2 for drive circuit provides drive current for electric capacity C1 and electric capacity C2.

See Fig. 4, wherein in load detecting circuit, in optocoupler U, the collector electrode of triode can directly be connected with the cathode output end 2 of rectifier bridge D5 with one end of control switch repeat circuit K1, the specific works process of this energy-saving control circuit is, after manual closing switch S1, AC power starts to be for load detecting circuit and load appliance are powered, rectifier bridge energising simultaneously in freewheeling circuit starts as capacitor C1, C2 charges, when the voltage at resistance R1 two ends reaches the driving voltage of diode in optocoupler U, feedback end in load detecting circuit and drive circuit conducting, triode Q1 conducting, relay powers on adhesive conducting, AC power continued power, when the voltage at resistance R1 two ends is less than the driving voltage of diode in optocoupler U, feedback end in load detecting circuit and drive circuit disconnect, now, capacitor C1, C2 discharges, for drive circuit provides drive current, latching relay is in attracting state always, as capacitor C1, after C2 electric discharge terminates, drive circuit power-off, relay disconnects, AC power is stopped power supply, be power-off in whole circuit simultaneously, extend the useful life of device.

In order to improve the stability of voltage in this freewheeling circuit, as the improvement of technical scheme, voltage stabilizing didoe D6 is also comprised see in freewheeling circuit described in Fig. 4, the plus earth of described voltage stabilizing didoe D6, negative electrode is connected with resistance R3 one end, and the other end of resistance R3 is connected with the electrode input end 2 of rectifier bridge D4.

Above-mentioned energy-saving control circuit all can be used for insert row, by being provided with above-mentioned any one energy-saving control circuit in insert row, realizing the automatic circuit break function of insert row, reaching energy-conservation object.

Specific embodiments of the present utility model carries out writing according to the form of going forward one by one, and highlight the difference of each embodiment, its similar portion can cross-reference.

Claims (10)

1. an energy-saving control circuit, comprises AC power, and the zero line grounding of described AC power, is characterized in that, also comprises:
Load detecting circuit, it comprises input, output and feedback end, and wherein, described input is connected with the live wire of described AC power, and described output is connected with load appliance, for detecting the size of current flowing through described load appliance;
Control switch, is connected on the live wire of described AC power, and controlling described AC power is that described load detecting circuit and load appliance are powered;
Drive circuit, its input is connected with the feedback end of described load detecting circuit, its output is connected with described control switch, when described drive circuit and described load detecting circuit feedback end conducting, control described control switch to close, when described drive circuit and described load detecting circuit feedback end disconnect, control described control switch and disconnect.
2. according to energy-saving control circuit described in claim 1, it is characterized in that, in described load detecting circuit, diode D1 connects with diode D2, diode D3 is parallel to the branch road two ends be made up of diode D1 and diode D2, and the negative electrode of diode D3 is connected with the live wire of AC power through control switch with the anode of diode D1, the anode of diode D3 is connected with load appliance with the negative electrode of diode D2, resistance R1 is parallel to the two ends of diode D3, light-emitting diode in optocoupler U is parallel to the two ends of resistance R1, in optocoupler U, triode emission end is connected with the input of drive circuit, in optocoupler U, transistor collector is connected with DC power supply VCC.
3. according to energy-saving control circuit described in claim 2, it is characterized in that, described control switch comprises relay K 1 in parallel and switch S 1, and one end of described relay K 1 is connected with DC power supply VCC.
4. according to energy-saving control circuit described in claim 3, it is characterized in that, in described drive circuit, the base stage of triode Q1 is connected with one end of resistance R2, the other end of resistance R2 is connected with the transmitting terminal of triode in load detecting circuit optocoupler U, the collector electrode of triode Q1 is connected with the other end of control switch repeat circuit K1, the grounded emitter of triode Q1.
5. according to energy-saving control circuit described in claim 4, it is characterized in that, also comprise voltage stabilizing didoe D4 in described drive circuit, the plus earth of described voltage stabilizing didoe D4, negative electrode is connected with the other end of described resistance R2.
6., according to the arbitrary described energy-saving control circuit of claim 1 ~ 5, it is characterized in that, the zero line of described AC power is connected with temperature detect switch (TDS) F1.
7. according to energy-saving control circuit described in claim 1, it is characterized in that, also comprise freewheeling circuit, the input of described freewheeling circuit is connected with AC power, by AC power be its power supply, the output of described freewheeling circuit is connected with the input of drive circuit, when described drive circuit and described load detecting circuit feedback end disconnect, described freewheeling circuit provides drive current for described drive circuit, postpones described drive circuit and controls described control switch and carry out disconnection action.
8. according to energy-saving control circuit described in claim 7, it is characterized in that, in described freewheeling circuit, the input 1 of rectifier bridge D5 is connected with zero line in AC power, the input 3 of rectifier bridge D5 is connected with live wire in AC power via control switch, cathode output end 4 ground connection of rectifier bridge D5, the cathode output end 2 of rectifier bridge D5 is connected with capacitor C1, capacitor C2 one end is connected with capacitor C1, other end ground connection, the negative plate of capacitor C1 is connected with the input of drive circuit with the positive plate of capacitor C2.
9. according to energy-saving control circuit described in claim 8, it is characterized in that, in described freewheeling circuit, also comprise voltage stabilizing didoe D6, the plus earth of described voltage stabilizing didoe D6, negative electrode is connected with resistance R3 one end, and the other end of resistance R3 is connected with the electrode input end 2 of rectifier bridge D4.
10. an insert row, is characterized in that, is provided with any one energy-saving control circuit in claim 1 ~ 9 in described insert row.
CN201520651581.5U 2015-08-26 2015-08-26 Energy -saving control circuit and row of inserting thereof CN204836118U (en)

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106199170A (en) * 2016-07-06 2016-12-07 那鸿书 A kind of active power testing circuit and Intelligent socket
CN106713795A (en) * 2016-12-20 2017-05-24 深圳Tcl数字技术有限公司 TV stick power supply method and apparatus
CN106773997A (en) * 2017-01-10 2017-05-31 曾令豪 A kind of auto powering on/off apparatus, method and insert row

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN106199170A (en) * 2016-07-06 2016-12-07 那鸿书 A kind of active power testing circuit and Intelligent socket
CN106713795A (en) * 2016-12-20 2017-05-24 深圳Tcl数字技术有限公司 TV stick power supply method and apparatus
CN106773997A (en) * 2017-01-10 2017-05-31 曾令豪 A kind of auto powering on/off apparatus, method and insert row
CN106773997B (en) * 2017-01-10 2019-11-08 曾令豪 A kind of auto powering on/off apparatus, method and insert row

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GR01 Patent grant
C14 Grant of patent or utility model
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20151202

Termination date: 20170826

CF01 Termination of patent right due to non-payment of annual fee