CN202094862U - Power supply energy saving control switched circuit of household appliances - Google Patents
Power supply energy saving control switched circuit of household appliances Download PDFInfo
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- CN202094862U CN202094862U CN2011201363625U CN201120136362U CN202094862U CN 202094862 U CN202094862 U CN 202094862U CN 2011201363625 U CN2011201363625 U CN 2011201363625U CN 201120136362 U CN201120136362 U CN 201120136362U CN 202094862 U CN202094862 U CN 202094862U
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- supply energy
- saving control
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Abstract
The utility model provides a power supply energy saving control switched circuit of household appliances. The power supply energy saving control switched circuit comprises a switch control circuit, a CPU (Central Processing Unit) main controller and a direct-current power circuit; wherein the alternating current input is connected with a first input end of the switch control circuit, the output end of the witch control circuit is connected with the CPU main controller after the rectification and the voltage stabilization of the direct-current power circuit, and a CPU control signal end is connected with a second input end of the switch control circuit. The power supply energy saving control switched circuit of the household appliances provides an energy saving control switch circuit, when electrical equipment is in the mode of auto power closing/standby, the power of a complete machine is cut off through the switch control circuit, thereby realizing zero consumption.
Description
Technical field
The utility model relates to circuit field, relates in particular to a kind of household electrical appliance power supply Energy Saving Control switching circuit.
Background technology
Along with the raising of people's living standard, household electrical appliance (television set, computer, printer, DVD etc.) have become people's daily life necessity.And in today of global energy growing tension, it is particularly important that energy-conserving and environment-protective seem.
But existing, household electrical appliance do not have the power supply automatic closing function, though have have an idle function, under standby mode,, can't cut off the complete machine power supply fully in order to keep the LSI power supply.With the television set is example, and at present, industry can accomplish that power consumption is less than or equal to 1W under the standby mode, has calculated technological precedence.The whole nation has the about hundreds of millions of TV, and to calculate 4 hours average every days, the power that consumed every day is with regard to several hundred million watts.Give birth in other electrical equipment if prolong, the power of Xiao Haoing will be bigger so, for energy-intensive today, can not well play the effect of energy savings.
Summary of the invention
The purpose of this utility model is to provide a kind of household electrical appliance power supply Energy Saving Control switching circuit, can under the automatic power " shut " mode" power supply power consumption be reduced to zero.
The purpose of this utility model is achieved through the following technical solutions.
A kind of household electrical appliance power supply Energy Saving Control switching circuit comprises: ON-OFF control circuit, CPU master controller and DC power supply circuit; Exchange input and connect the ON-OFF control circuit first input end, the ON-OFF control circuit output links to each other with the CPU master controller through DC power supply circuit rectification, voltage stabilizing, CPU control signal termination ON-OFF control circuit second input.
Preferably, described ON-OFF control circuit comprises: signal control circuit, light-operated bidirectional triode thyristor and trigger switch.
Preferably, described ON-OFF control circuit specifically comprises: exchange input one end and link to each other with an end on the former limit of transformer, exchanging the input other end links to each other through the other end of piezo-resistance with the former limit of transformer, trigger switch is connected in parallel on the piezo-resistance two ends, light-operated bidirectional triode thyristor the 4th, 6 pins are connected in parallel on the piezo-resistance two ends, its the 1st pin links to each other with the collector electrode of triode through resistance, and the base stage of triode connects the cpu signal control end, and its emitter connects power supply.
Preferably, also comprise the stand-by circuit that links to each other with CPU.
Preferably, described stand-by circuit is made up of battery and diode.
Preferably, described battery is dry cell or rechargeable battery.
Preferably, described trigger switch is a normal open switch.
Preferably, described triode is the positive-negative-positive triode.
The utility model embodiment compared with prior art, beneficial effect is: the utility model is by providing a kind of Energy Saving Control switching circuit, close when electric equipment is in automatic power/during standby mode, by ON-OFF control circuit with the complete machine dump, thereby the realization zero-power is for economical environment-protective has been made huge contribution.
Description of drawings
Fig. 1 is the utility model schematic block circuit diagram.
Fig. 2 is the utility model ON-OFF control circuit figure.
Fig. 3 is the utility model DC power unit circuit figure.
Fig. 4 is the utility model cpu control circuit figure.
Embodiment
In order to make the purpose of this utility model, technical scheme and advantage clearer,, the utility model is further elaborated below in conjunction with drawings and Examples.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
See also shown in Figure 1, exchange input and connect the ON-OFF control circuit first input end, the ON-OFF control circuit output links to each other with the CPU master controller so that operating voltage to be provided through the rectification of DC power circuit, voltage stabilizing, and CPU control signal end CRT1 connects ON-OFF control circuit second input; Also comprise the stand-by circuit that links to each other with CPU, with close at automatic power/be that complete machine provides stand-by power supply under the standby mode.
Wherein, ON-OFF control circuit comprises: signal control circuit, light-operated bidirectional triode thyristor and trigger switch.Physical circuit figure, see also Fig. 2, exchanging input one end links to each other with an end on the former limit of transformer T1, exchanging the input other end links to each other with the other end on the former limit of transformer T1 through piezo-resistance VR1, trigger switch SW7 is connected in parallel on piezo-resistance VR1 two ends, and light-operated bidirectional triode thyristor U6 the 4th, 6 pins are connected in parallel on piezo-resistance VR1 two ends, and its 1st pin links to each other through the collector electrode of resistance R 25 with triode Q14, the base stage of triode Q14 meets cpu signal control end CRT1, and its emitter meets power vd D.
Wherein, trigger switch is a normal open switch, and triode Q14 is the positive-negative-positive triode.
See also DC power unit circuit figure shown in Figure 3, by the step-down of T1 transformer and rear portion rectification, voltage stabilizing, for complete machine provides DC operating voltage.
Wherein, comprise that also by BATT(can be dry cell or rechargeable battery) and diode D33 form close the stand-by circuit that power supply is provided for complete machine under (or standby) pattern at automatic power.
Fig. 4 circuit is cpu control circuit figure, for complete machine provides switch controlling signal CTR1, closes at automatic power under (or standby) pattern, and signal port CTR1 is the HIGH state; Under normal mode of operation, signal port CTR1 is the LOW state.
The utility model circuit working principle is as follows.
At first normal open switch SW7 presses conducting, power supply is through transformer T1 step-down, the rectification of DC power supply circuits, voltage stabilizing, provide operating voltage (CPU HOLD sense terminal becomes LOW by HIGH simultaneously) to complete machine, cpu signal port CTR1 output becomes LOW by HIGH, and electric current is powered to U6 through Q14 E, the C utmost point, U6 interior lights induction bidirectional controllable silicon triggering and conducting, the outside line AC power supplies is given the T1 transformer-supplied through 6,4 pin of U6, at this moment, the disconnection even normal open switch SW7 upsprings, entire circuit also will be kept steady operation.
When automatic power was closed (or standby) pattern, cpu signal port CTR1 output became OPEN by LOW, and Q14 work ends, and U6 interior lights induction bidirectional controllable silicon also will be worked and be ended the complete machine dump.
Wherein, the ON-OFF control circuit operation principle is as follows: when the CTR1 control signal is Low, Q14 is in running order, electric current is through the E of Q14, the 1 pin power supply that the C utmost point is given U6, the conducting of U6 interior lights fulgurite is luminous, interior lights induction bidirectional controllable silicon triggering and conducting, the outside line AC power supplies is given the T1 transformer-supplied through 6,4 pin of U6.
When the CTR1 control signal was OPEN, Q14 was in cut-off state, and the work of U6 interior lights induction bidirectional controllable silicon ends, and the T1 transformer-supplied disconnects.
The above only is preferred embodiment of the present utility model; not in order to restriction the utility model; all any modifications of within spirit of the present utility model and principle, being done, be equal to and replace and improvement etc., all should be included within the protection range of the present utility model.
Claims (8)
1. a household electrical appliance power supply Energy Saving Control switching circuit is characterized in that, comprising: ON-OFF control circuit, CPU master controller and DC power supply circuit; Exchange input and connect the ON-OFF control circuit first input end, the ON-OFF control circuit output links to each other with the CPU master controller through DC power supply circuit rectification, voltage stabilizing, CPU control signal termination ON-OFF control circuit second input.
2. household electrical appliance power supply Energy Saving Control switching circuit as claimed in claim 1 is characterized in that described ON-OFF control circuit comprises: signal control circuit, light-operated bidirectional triode thyristor and trigger switch.
3. household electrical appliance power supply Energy Saving Control switching circuit as claimed in claim 2, it is characterized in that, described ON-OFF control circuit specifically comprises: exchange input one end and link to each other with an end on the former limit of transformer, exchanging the input other end links to each other through the other end of piezo-resistance with the former limit of transformer, trigger switch is connected in parallel on the piezo-resistance two ends, light-operated bidirectional triode thyristor the 4th, 6 pins are connected in parallel on the piezo-resistance two ends, its the 1st pin links to each other with the collector electrode of triode through resistance, the base stage of triode connects the cpu signal control end, and its emitter connects power supply.
4. household electrical appliance power supply Energy Saving Control switching circuit as claimed in claim 1 is characterized in that, also comprises the stand-by circuit that links to each other with CPU.
5. household electrical appliance power supply Energy Saving Control switching circuit as claimed in claim 4 is characterized in that described stand-by circuit is made up of battery and diode.
6. household electrical appliance power supply Energy Saving Control switching circuit as claimed in claim 5 is characterized in that described battery is dry cell or rechargeable battery.
7. household electrical appliance power supply Energy Saving Control switching circuit as claimed in claim 3 is characterized in that described trigger switch is a normal open switch.
8. household electrical appliance power supply Energy Saving Control switching circuit as claimed in claim 3 is characterized in that described triode is the positive-negative-positive triode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201363625U CN202094862U (en) | 2011-05-03 | 2011-05-03 | Power supply energy saving control switched circuit of household appliances |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201363625U CN202094862U (en) | 2011-05-03 | 2011-05-03 | Power supply energy saving control switched circuit of household appliances |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202094862U true CN202094862U (en) | 2011-12-28 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201363625U Expired - Fee Related CN202094862U (en) | 2011-05-03 | 2011-05-03 | Power supply energy saving control switched circuit of household appliances |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202094862U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112498163A (en) * | 2020-11-23 | 2021-03-16 | 深圳市雄富新能源科技有限公司 | Control circuit of high-performance power supply |
-
2011
- 2011-05-03 CN CN2011201363625U patent/CN202094862U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112498163A (en) * | 2020-11-23 | 2021-03-16 | 深圳市雄富新能源科技有限公司 | Control circuit of high-performance power supply |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20111228 Termination date: 20160503 |