CN201042001Y - Power energy-saving protector - Google Patents
Power energy-saving protector Download PDFInfo
- Publication number
- CN201042001Y CN201042001Y CNU2007200502770U CN200720050277U CN201042001Y CN 201042001 Y CN201042001 Y CN 201042001Y CN U2007200502770 U CNU2007200502770 U CN U2007200502770U CN 200720050277 U CN200720050277 U CN 200720050277U CN 201042001 Y CN201042001 Y CN 201042001Y
- Authority
- CN
- China
- Prior art keywords
- circuit
- microprocessor
- electric power
- output
- power saving
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Emergency Protection Circuit Devices (AREA)
Abstract
The utility model discloses a power energy-saving protector, which comprises a microprocessor, a driving circuit and a main switch, wherein, the output end of the microprocessor connects with the driving circuit and the main switch in sequence. The power energy-saving protector also comprises a dynamic load identification circuit, the input end of which connects with a power supply input wire, and the output of which connects with the input end of the microprocessor. The dynamic load identification circuit can judge whether the load is in standby state; if the above situation exists, the microprocessor IC1 can cut off the main switch within a certain time to completely separate the load from the power grid, thereby attaining the aim of energy saving in one aspect and eliminating unsafe factors of the load in standby state in another aspect.
Description
Technical field
The utility model relates to a kind of electric power protection device.Especially the electric power saving protector that a kind of power domain uses.
Background technology
The standby energy consumption of electrical equipment is one of significant problem of present power consumption; existing household electrical appliance have idle function mostly; under the situation that power supply does not cut off fully; the electronic circuit of these electrical equipment inside still is in holding state; power consumption still; show according to the investigation of the energy-conservation authentication center of China; 10% of the standby energy consumption station family power consumption of household appliances; not only produce a large amount of extra expenses; and increased burden for national power supply grid; also polluted environment; but the existing power protector does not have the function that solves the electric appliance standby problem, can't satisfy energy-conservation needs.
Summary of the invention
The purpose of this utility model is to provide a kind of electric power saving protector, can cut off being connected of the load that is in holding state and electrical network completely, realizes purpose of energy saving.
The utility model is to realize above-mentioned purpose like this:
Electric power saving protector comprises microprocessor IC1, drive circuit and main switch CF-K1, and the output of microprocessor IC1 connects drive circuit and main switch CF-K1 successively, it is characterized in that also including load Dynamic Recognition circuit; The input of this circuit links to each other with power input line, and output links to each other with the input of microprocessor IC1.
The beneficial effects of the utility model are: load Dynamic Recognition circuit can be differentiated load and whether be in holding state, if there is above-mentioned situation, microprocessor IC1 will cut off main switch within a certain period of time so, make load thoroughly separate with electrical network, can reach purpose of energy saving on the one hand, also remove the unsafe factor that loads under the holding state on the other hand.
Description of drawings
Below in conjunction with drawings and Examples the utility model is further specified:
Fig. 1 is a frame principle figure of the present utility model;
Fig. 2 is circuit theory diagrams of the present utility model.
Embodiment
With reference to Fig. 1, Fig. 2, electric power saving protector comprises microprocessor IC1, drive circuit 1 and main switch JK5, and the output of microprocessor IC1 connects drive circuit 1 and main switch JK5 successively.Also include load Dynamic Recognition circuit 2; The input of this circuit 2 links to each other with power input line, and output links to each other with the input of microprocessor IC1.Load Dynamic Recognition circuit can be differentiated load and whether be in holding state, if there is above-mentioned situation, microprocessor IC1 will cut off main switch within a certain period of time so, make load thoroughly separate with electrical network, can reach purpose of energy saving on the one hand, also remove the unsafe factor that loads under the holding state on the other hand.
Be explained in detail according to the structure and the function thereof of circuit theory diagrams below each circuit in the utility model.
A. drive circuit 1, and the signal output that is used to receive microprocessor IC1 realizes opening, closing or delay operation to main switch through amplifying after, therefore comprises and opens drive circuit 2, shutoff drive circuit 3 and delay driving circuit 4.Unlatching drive circuit 2 is connected to form by the electromagnetically operated valve adhesive winding coil of resistance R 14, capacitor C 16, triode Q4, Q5, diode D12 and main switch.When needs were closed with main switch, the 13 pin output high level of microprocessor IC1 to triode Q4 base stage, made triode Q4, Q5 conducting through resistance R 14, and the electromagnetically operated valve adhesive winding coil of main switch gets electric contact closure with main switch and connects load so.Shutoff drive circuit 3 is connected to form by the electromagnetically operated valve release winding coil of resistance R 15, capacitor C 17, triode Q6, Q7, diode D13 and main switch.When needs disconnected main switch, 12 pin of microprocessor IC1 output high level to triode Q4 base stage, made triode Q6, Q7 conducting through resistance R 15, and the electromagnetically operated valve of main switch discharges winding coil and gets electric contact with main switch and discharge disconnecting consumers so.Delay driving circuit 4 is connected to form by the electromagnetically operated valve delay winding coil of resistance R 16, capacitor C 18, triode Q8, Q9 and main switch.By 24 pin of microprocessor IC1 output high level through resistance R 16 to triode Q8 base stage, make triode Q8, Q9 conducting, the electromagnetically operated valve that drives main switch postpones winding coil control main switch contact and delays time and be switched on or switched off load.
B. the Dynamic Recognition of loading circuit 2, be used to discern the operating state of load, comprise overload and standby etc., it comprises current transformer BL2, slicing clamp circuit, rectification circuit, pressure limiting circuit, delay circuit and switching circuit, the output of current transformer BL2 links to each other with the input of microprocessor IC1 after connecting slicing clamp circuit, finishing circuit, pressure limiting circuit, delay circuit successively, and the output of current transformer BL2 also links to each other through the input of switching circuit with microprocessor IC1 simultaneously.The slicing clamp circuit comprises the capacitor C in parallel with current transformer BL2 11 and diode in series D6 and voltage stabilizing didoe D7.Rectification circuit is diode D8.Pressure limiting circuit is a resistance R 10.Delay circuit is the resistance R 11 and the capacitor C 14 of series connection.Switching circuit comprises triode Q3 and peripheral cell composition thereof, the base stage of triode Q3 links to each other with the output of current transformer BL2 through filter capacitor C12, collector electrode connects the output of delay circuit and the input of microprocessor IC1, link to each other with another input of microprocessor IC1 behind the emitter series diode D10, this circuit also is provided with the adjustment of standby gear, realizes by series connection variable resistor WR before the filter capacitor C12.When connecting load operating, obtain alternating signal voltage by current transformer BL2, through diode D6, steady diode D7, capacitor C 11 composition slicings and negative pressure clamper are after diode D8 rectification, resistance 10 pressure limitings, resistance R 11 capacitor C 14 are formed delay circuit, the signal voltage that diode D9 forward conduction changes with the loading dynamic size is added to 5 pin of microprocessor IC1, differentiate upper lower limit value by microprocessor IC1, when signal voltage is higher than higher limit, microprocessor IC1 output overloading turn-offs driving command, turn-off driving command when signal voltage is lower than lower limit microprocessor output zero load, this moment, 25 pin of microprocessor IC1 were that low level triode Q3 quits work; When the less state of load, because resistance R 12 and diode D8, resistance R 11, capacitor C 15 forms dividing potential drop and considers the ripple effect, the signal voltage that 5 pin of microprocessor IC1 receive is very little or zero, this moment, 25 pin of microprocessor IC1 were exported high level, be added to triode Q3 emitter by diode D10, signal voltage by the C12 commissure to triode Q3 base stage, be subjected to the signal excitation of negative half period, triode Q3 conducting, the collector electrode output voltage is added in microprocessor 5 pin, when making the less state of load still to keep, when load equipment when work changes holding state over to, very large deviation takes place in the alternating signal voltage that current transformer BL3 receives, range signal voltage is very little, can not impel triode Q3 conducting, this moment, if microprocessor 25 pin current potentials were zero to continue for some time still no-voltage input, thus microprocessor output sleep standby turn-off driving command realize transshipping/loading/treat machine testing control purpose.
Certainly can also comprise that as electric power terminal protectors the circuit of other function cooperates running; as short circuit diagnostic circuit 3; electric leakage diagnostic circuit 4; load agreement circuit 5; short circuit triggers shut-off circuit 6; overvoltage and under-voltage sample circuit 7; electric leakage sample circuit 8; power supply regulator circuit 9; operation control circuit 10; condition prompting and warning circuit 11; to of overload and the short circuit of operating load equipment in the electric power transmission network burst; electric leakage; overvoltage; under-voltage; phase shortage; induction lightening seals in operational network and constitutes when destroying and can discern automatically; automatically enter protection, for load power consumption equipment safe operation must through window safety curtain is provided.
Claims (8)
1. electric power saving protector comprises microprocessor IC1, drive circuit (1) and main switch JK5, and the output of microprocessor IC1 connects drive circuit (1) and main switch CF-K1 successively, it is characterized in that also including load Dynamic Recognition circuit (2); The input of this circuit (2) links to each other with power input line, and output links to each other with the input of microprocessor IC1.
2. electric power saving protector according to claim 1; it is characterized in that described load Dynamic Recognition circuit (2) comprises current transformer BL2, slicing clamp circuit, rectification circuit, pressure limiting circuit, delay circuit and switching circuit; the output of current transformer BL2 links to each other with the input of microprocessor IC1 after connecting slicing clamp circuit, finishing circuit, pressure limiting circuit, delay circuit and diode D9 successively, and the output of current transformer BL2 also links to each other through the input of switching circuit with microprocessor IC1 simultaneously.
3. electric power saving protector according to claim 2, its feature comprises the capacitor C in parallel with current transformer BL2 11 and diode in series D6 and voltage stabilizing didoe D7 at described slicing clamp circuit.
4. electric power saving protector according to claim 2, its feature is diode D8 at described rectification circuit.
5. electric power saving protector according to claim 2, its feature is a resistance R 10 at described pressure limiting circuit.
6. electric power saving protector according to claim 2, its feature is in resistance R 11 and the capacitor C 14 of described delay circuit for series connection.
7. electric power saving protector according to claim 2; its feature comprises triode Q3 and peripheral cell composition thereof at described switching circuit; the base stage of triode Q3 links to each other with the output of current transformer BL2 through filter capacitor C12; collector electrode connects the output of delay circuit and the input of microprocessor IC1, links to each other with another input of microprocessor IC1 behind the emitter series diode D10.
8. electric power saving protector according to claim 7, its feature also is in series with variable resistor WR before described filter capacitor C12.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200502770U CN201042001Y (en) | 2007-04-13 | 2007-04-13 | Power energy-saving protector |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2007200502770U CN201042001Y (en) | 2007-04-13 | 2007-04-13 | Power energy-saving protector |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201042001Y true CN201042001Y (en) | 2008-03-26 |
Family
ID=39253712
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2007200502770U Expired - Lifetime CN201042001Y (en) | 2007-04-13 | 2007-04-13 | Power energy-saving protector |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201042001Y (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100505459C (en) * | 2007-04-13 | 2009-06-24 | 郭振清 | Electric power saving protector |
-
2007
- 2007-04-13 CN CNU2007200502770U patent/CN201042001Y/en not_active Expired - Lifetime
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100505459C (en) * | 2007-04-13 | 2009-06-24 | 郭振清 | Electric power saving protector |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202454840U (en) | Multipurpose delay power socket | |
| CN201994528U (en) | Intelligent socket | |
| CN204190353U (en) | A kind of household electrical appliance automatic overvoltage power off device | |
| CN203377777U (en) | A soft start circuit of an auxiliary power supply | |
| CN201556975U (en) | Standby automatic power-off device with intelligence, safety and energy conservation | |
| CN206180985U (en) | Can change circuit breaker of intelligent control ware with electricity | |
| CN201042001Y (en) | Power energy-saving protector | |
| CN202503437U (en) | Low-power consumption standby circuit of power-frequency power transformer | |
| CN100505459C (en) | Electric power saving protector | |
| CN202435637U (en) | Zero-power-consumption standby control circuit of electromagnetic induction heating device | |
| CN201417858Y (en) | Intelligent electrical socket outlet | |
| CN103035444B (en) | Relay driving system and household appliances | |
| CN201937247U (en) | Abnormal high-voltage protection circuit | |
| CN201601084U (en) | Intelligent energy-saving alternative-current direct-current contactor controller | |
| CN105429259A (en) | Single-phase rectification charging circuit | |
| CN201210560Y (en) | Multifunctional energy saving socket | |
| CN2612055Y (en) | Multipurpose energy saving switch | |
| CN205564671U (en) | Electric operating mechanism's of circuit breaker power consumption control circuit | |
| CN205123623U (en) | Motor intelligence a soft start control system | |
| CN205141633U (en) | Idle power consumptive motivation protection circuit | |
| CN110098604A (en) | A kind of discharge circuit, electric source filter circuit, power-supplying circuit and household electrical appliance | |
| CN203193552U (en) | Soft start cabinet | |
| CN203324852U (en) | DSRC-device heating apparatus and DSRC outdoor unit | |
| CN102545576A (en) | Low-power consumption standby circuit of power-frequency power supply transformer | |
| CN202906534U (en) | Energy-saving battery charger |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Effective date of abandoning: 20070413 |
|
| C25 | Abandonment of patent right or utility model to avoid double patenting |