CN201536195U - Energy-saving socket for home appliances in standby state - Google Patents
Energy-saving socket for home appliances in standby state Download PDFInfo
- Publication number
- CN201536195U CN201536195U CN2009200828670U CN200920082867U CN201536195U CN 201536195 U CN201536195 U CN 201536195U CN 2009200828670 U CN2009200828670 U CN 2009200828670U CN 200920082867 U CN200920082867 U CN 200920082867U CN 201536195 U CN201536195 U CN 201536195U
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- socket
- energy
- resistor
- relay
- operational amplifier
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Abstract
The utility model discloses an energy-saving socket for home appliances in a standby state. The energy-saving socket is characterized in that the socket comprises a power input voltage-reducing rectification circuit, a current detection circuit, a state decision circuit and a relay driving circuit, wherein the power input voltage-reducing rectification circuit comprises a plug, a microswitch, a voltage-reducing capacitor, a rectification diode, a filter capacitor and a voltage-stabilizing diode device; the current detection circuit comprises a voltage sampling resistor R2, a detector diode D8, an operational amplifier IC1-C and a peripheral resistance-capacitance device; the state decision circuit comprises a reference voltage sampling resistor R1, an operational amplifier IC1-A, a resistor R2 and a diode D5; and the relay driving circuit comprises an operational amplifier IC1-B, resistors (R4, R6 and R7), a triode V1, a relay K and a socket CZ. When the energy-saving socket for the home appliances in the standby state is in use, the electric network power supply of the home appliances is automatically cut off after the home appliances are in the standby state for 10 minutes, so that standby power consumption of the home appliances is eliminated, and the functions of saving electric energy and protecting the home appliances are fulfilled.
Description
Technical field
The utility model relates to socket, is specifically related to the energy-conservation socket of family appliance standby.
Background technology
At present the household electrical appliance widespread usage remote control standby function, existing household electrical appliance are in holding state average energy wasted work rate about 3-5W, if being in holding state for a long time, household electrical appliance can bring very big waste of energy, if the drawback that the design of standby power and main power source unification exists security performance to descend again, as the possibility that the electronic product chance is struck by lightning or mains fluctuation causes damaging that is under the "on" position increases.
The utility model content
Problem to be solved in the utility model is at above-mentioned technical deficiency, how to provide a kind of family appliance standby energy-conservation socket, when household electrical appliance use this socket, when household electrical appliance enter holding state, delay time and just cut off the electrical equipment mains supply after 10 minutes automatically, eliminate the family appliance standby power consumption, play and save the electric energy purpose, also reduce the possibility that chance thunderbolt or mains fluctuation cause damaging electrical equipment.
The technical problem that utility model proposed is to solve like this: construct the energy-conservation socket of a kind of family appliance standby, it is characterized in that: comprise power supply input step-down rectifier, current detecting, condition judgement and relay drive circuit; Power supply input step-down rectifying circuit comprises plug (CT), sensitive switch (SW), decompression capacitor (C1), rectifier diode (D1, D2), filter capacitor (C2) and voltage stabilizing didoe (D3) device; Current detection circuit comprises current sampling resistor (R2), detector diode (D8), operational amplifier (IC1-C) and peripheral capacitance resistance ware; The condition judgement circuit comprises reference voltage sample resistance device (R1), operational amplifier (IC1-A), resistor (R2) and diode (D5); Relay drive circuit comprises operational amplifier (IC1-B), resistor (R4, R6, R7), triode (V1), relay (K) and socket (CZ); Plug (CT) is outer to be connected with alternating current 220V city electrical network socket, plug (CT) live wire end links to each other with relay (K) contact one end, relay (K) the contact other end connects the energy-conservation socket of family appliance standby (CZ) pin, and plug (CT) zero line side is connected with another pin of the energy-conservation socket of family appliance standby (CZ) through resistance (R12).
According to the energy-conservation socket of family appliance standby provided by the utility model, it is characterized in that: attaching plug one end links to each other with the 220V electrical network, and zero line is connected with accessory power outlet one end by resistor (R12), and live wire is connected with the socket other end through relay switch.
According to the energy-conservation socket of family appliance standby provided by the utility model, it is characterized in that: the in-phase end of condition judgement circuit computing amplifier (IC1-A) is connected with the centre cap of reference voltage sample resistance device (R1), the end of oppisite phase of operational amplifier (IC1-A) is connected with diode (D5) negative pole end, and output is connected with resistor (R3) end.
According to the energy-conservation socket of family appliance standby provided by the utility model, it is characterized in that: operational amplifier (IC1-B) output is connected with triode (V1) base stage through resistor (R7), the collector electrode of triode (V1) is connected with relay coil one end, and the emitter of triode (V1) connects ground wire.
The beneficial effects of the utility model are: eliminate the family appliance standby power consumption, play and save the electric energy purpose, also reduce the possibility that chance thunderbolt or mains fluctuation cause damaging electrical equipment simultaneously; The energy-conservation socket of this family appliance standby adopts the amplifier integrated circuit (IC)-components, and product is small and exquisite, and performance is safe and reliable, and durable in use.
Description of drawings
Accompanying drawing 1 is a circuit structure diagram of the present utility model.
Embodiment
Below in conjunction with accompanying drawing the utility model is further described.
As shown in Figure 1, plug CT inserts on the socket of civil power 220V, Push switch SW, and the 220V alternating voltage is behind capacitor C 1 step-down rectifier filtering voltage regulation, for control circuit provides 4.2V operating voltage, relay is adhesive at first, and the alternating voltage of socket CZ output 220V is after switch SW 6 discharges, the 220V alternating voltage passes through relay contact, provide power supply for household electrical appliance on the one hand, continue as control circuit on the other hand 4.2V is provided operating voltage, make the relay self-locking.Resistance R 12 is connected between the socket and civil power zero line of electrical appliance, the electric current of electrical appliance is by resistor R 12, voltage drop on the resistor R 12 is as the operating state of reflection electrical appliance, resistor R 12 values are 0.22 Ω, can not increase the additive decrementation of electric energy, detector diode D8 adopts the 2AP9 germanium material, constitute to exchange with resistor R 12 and be connected in parallel, the operating voltage state of detection device, after amplifying by the in-phase end of delivering to amplifier IC1-C with diode D8 resistors in series R9, the end of oppisite phase that is sent to amplifier IC1-A through the diode D5 signal of making comparisons, amplifier IC1-A by reference voltage with detect voltage signal and relatively determine the electrical appliance operating state.The initial turn-on power supply, because the effect of capacitor C 5, amplifier IC1-B inverting input is a zero level, and output is the 3V high level, and the base stage of triode V1 is a high level, the CE utmost point conducting of triode V1, the contact adhesive of relay, power connection; If electrical appliance is in operating state, reach more than the 1V after pressure drop is amplified after testing on the resistor R 12, sending into amplifier IC1-A end of oppisite phase makes comparisons, amplifier IC1-B output keeps the high level of 3V, the base stage of triode V1 is a high level, the triode CE utmost point is in conducting state, the contact adhesive of relay, and socket CZ goes up and is the electrical appliance power supply; When household electrical appliance are in holding state, resistor R 12 produces pressure drop and is about 5mV, the detection voltage that detection diode D8 obtains is lower, after resistor R 9 is delivered to amplifier IC1-C end of oppisite phase and is amplified output voltage be lower than 1V and amplifier IC1-A reference voltage relatively after, amplifier IC1-A output 3V high level, but because the effect of capacitor C 4, the voltage of delivering to the end of oppisite phase of amplifier IC1-B slowly rises, after the time-delay in about 10 minutes, the voltage of C4 rises to 2.8V, surpass amplifier IC1-B in-phase end R4, the 2.8V comparative voltage that the R6 dividing potential drop is stable, amplifier IC1-B output transfers low level to by high level, through resistor R 7 Control current amplifying triode V1, triode V1 ends, its contact of relay coil dead electricity discharges, and electric network source is cut off, and socket CZ goes up dead electricity, the household electrical appliance holding state disappears, eliminate the family appliance standby power consumption, played and save the electric energy purpose, also reduced the possibility that chance thunderbolt or mains fluctuation cause damaging electrical equipment simultaneously.In the accompanying drawing 1, with the resistor R 11 light-emitting diode D7 that is connected in series be relay indicating light, be used for showing the power supply state of socket CZ, when on the socket CZ civil power being arranged, indicator light D7 is luminous; D4 is the bleed off diode of capacitor C 5; IC1-A, IC1-B, IC1-C are wherein three groups of four high guaily unit integrated circuit LM324.
The utility model also can be made various flexible mode, more than by embodiment by accompanying drawing 1 illustrated embodiment, be that foregoing of the present utility model is described in further detail, but this should be interpreted as that the scope of the theme that the utility model is above-mentioned only limits to described example.Do not breaking away under the above-mentioned technological thought situation of the utility model, various replacements and change according to ordinary skill knowledge and customary means are made all should be included in the scope of the present utility model.
Claims (4)
1. the energy-conservation socket of family appliance standby is characterized in that: comprise power supply input step-down rectifier, current detecting, condition judgement and relay drive circuit; Power supply input step-down rectifying circuit comprises plug (CT), sensitive switch (SW), decompression capacitor (C1), rectifier diode (D1, D2), filter capacitor (C2) and voltage stabilizing didoe (D3) device; Current detection circuit comprises current sampling resistor (R2), detector diode (D8), operational amplifier (IC1-C) and peripheral capacitance resistance ware; The condition judgement circuit comprises reference voltage sample resistance device (R1), operational amplifier (IC1-A), resistor (R2) and diode (D5); Relay drive circuit comprises operational amplifier (IC1-B), resistor (R4, R6, R7), triode (V1), relay (K) and socket (CZ); Plug (CT) is outer to be connected with alternating current 220V city electrical network socket, plug (CT) live wire end links to each other with relay (K) contact one end, relay (K) the contact other end connects the energy-conservation socket of family appliance standby (CZ) pin, and plug (CT) zero line side is connected with another pin of the energy-conservation socket of family appliance standby (CZ) through resistance (R12).
2. the energy-conservation socket of family appliance standby according to claim 1 is characterized in that: attaching plug one end links to each other with the 220V electrical network, and zero line is connected with accessory power outlet one end by resistor (R12), and live wire is connected with the socket other end through relay switch.
3. the energy-conservation socket of family appliance standby according to claim 1 and 2, it is characterized in that: the in-phase end of condition judgement circuit computing amplifier (IC1-A) is connected with the centre cap of reference voltage sample resistance device (R1), the end of oppisite phase of operational amplifier (IC1-A) is connected with diode (D5) negative pole end, and output is connected with resistor (R3) end.
4. the energy-conservation socket of family appliance standby according to claim 1, it is characterized in that: operational amplifier (IC1-B) output is connected with triode (V1) base stage through resistor (R7), the collector electrode of triode (V1) is connected with relay coil one end, and the emitter of triode (V1) connects ground wire.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200828670U CN201536195U (en) | 2009-07-27 | 2009-07-27 | Energy-saving socket for home appliances in standby state |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200828670U CN201536195U (en) | 2009-07-27 | 2009-07-27 | Energy-saving socket for home appliances in standby state |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201536195U true CN201536195U (en) | 2010-07-28 |
Family
ID=42535970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200828670U Expired - Fee Related CN201536195U (en) | 2009-07-27 | 2009-07-27 | Energy-saving socket for home appliances in standby state |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201536195U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102006042A (en) * | 2010-09-15 | 2011-04-06 | 天宝电子（惠州）有限公司 | Controllable alternating current switching circuit |
| CN102403627A (en) * | 2011-11-23 | 2012-04-04 | 兰莉莉 | Energy-saving controller with timed turnoff function |
| CN106786359A (en) * | 2016-12-27 | 2017-05-31 | 许兢菁 | The device of power off in standby state of electric is realized using earth leakage protective device |
-
2009
- 2009-07-27 CN CN2009200828670U patent/CN201536195U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102006042A (en) * | 2010-09-15 | 2011-04-06 | 天宝电子（惠州）有限公司 | Controllable alternating current switching circuit |
| CN102006042B (en) * | 2010-09-15 | 2012-08-08 | 天宝电子（惠州）有限公司 | Controllable alternating current switching circuit |
| CN102403627A (en) * | 2011-11-23 | 2012-04-04 | 兰莉莉 | Energy-saving controller with timed turnoff function |
| CN102403627B (en) * | 2011-11-23 | 2016-06-08 | 兰莉莉 | The energy-saving controller of a kind of switching off in limited time |
| CN106786359A (en) * | 2016-12-27 | 2017-05-31 | 许兢菁 | The device of power off in standby state of electric is realized using earth leakage protective device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100728 Termination date: 20110727 |