CN203968461U - A kind of supplied by AC/DC electricity conversion lighting circuit - Google Patents
A kind of supplied by AC/DC electricity conversion lighting circuit Download PDFInfo
- Publication number
- CN203968461U CN203968461U CN201420337418.7U CN201420337418U CN203968461U CN 203968461 U CN203968461 U CN 203968461U CN 201420337418 U CN201420337418 U CN 201420337418U CN 203968461 U CN203968461 U CN 203968461U
- Authority
- CN
- China
- Prior art keywords
- circuit
- resistance
- pin
- capacitor
- diode
- 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 - Fee Related
Links
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Landscapes
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
The utility model discloses a kind of supplied by AC/DC electricity conversion lighting circuit, it is characterized in that, it comprises switching power circuit, reserve battery, charging circuit of stand-by battery, relay circuit, operational amplification circuit, central control circuit and LED load circuit, wherein, described relay circuit is located between Switching Power Supply and reserve battery, and with described operational amplification circuit, central control circuit and LED load circuit, described operational amplification circuit connects central control circuit, described charging circuit of stand-by battery, connecting valve power circuit.The beneficial effects of the utility model are: by Alternating Current Power Supply conversion lighting circuit of the present utility model, can be when having mains-supplied, and normal illumination, when having a power failure, powers by the stand-by power supply arranging, for emergency lighting; AC load and DC load are separated, and can control by MCU the switch of LED lamp, electrical energy saving more, practicality.
Description
Technical field
The utility model relates to energy-saving illumination field, is specifically related to a kind of supplied by AC/DC electricity conversion lighting circuit.
Background technology
At present, LED lamp has become the main flow in electricity-saving lamp market, uses the illumination of LED lamp, has become future trend.And in LED illuminator in the market, general illumination system is only just worked when having civil power, when having a power failure, LED quits work, and is not well positioned to meet the needs of people's daily life; And emergency light is only in the situation that having a power failure, could work, when having civil power, do not work, and during power failure work, if do not sent a telegram here, work always, until battery electric quantity exhausts, greatly waste electric energy.
Utility model content
The purpose of this utility model, for the deficiencies in the prior art, provides a kind of rational in infrastructure, can after power failure, continue illumination, and can control at any time with switch the supplied by AC/DC electricity conversion lighting circuit of LED bulb.
The technical scheme that the utility model adopted is for achieving the above object:
A supplied by AC/DC electricity conversion lighting circuit, it comprises switching power circuit, reserve battery, charging circuit of stand-by battery, relay circuit, operational amplification circuit, central control circuit and LED load circuit, wherein, described relay circuit is located between Switching Power Supply and reserve battery, and with described operational amplification circuit, central control circuit and LED load circuit, described operational amplification circuit connects central control circuit, described charging circuit of stand-by battery, connecting valve power circuit.
Described LED load circuit comprises alternating-current power supply LED load circuit and direct current supply LED load circuit, described alternating-current power supply LED load circuit connects described switching power circuit, between direct current supply LED load circuit and described central control circuit, also be provided with direct current supply LED load switching circuit, direct current supply LED load circuit, by direct current supply LED load switching circuit, is connected with central control circuit.
Described relay circuit comprises relay R EL, resistance R 4, resistance R 28, diode D7, capacitor C 12, diode D5, capacitor C 13, resistance R 25, resistance R 5, diode D3, fuse F1 and fuse F2, wherein, described relay R EL the 2nd pin connects fuse F1 one end, relay R EL the 3rd pin and diode D3 negative pole, and capacitor C 12 one end are connected, relay R EL the 5th pin contact resistance R5 one end, relay R EL the 6th pin contact resistance R4 one end, relay R EL the 7th pin connects the negative pole of diode D7, described resistance R 4 other ends and diode D5 negative pole, resistance R 28 one end, capacitor C 13 one end and resistance R 25 one end are connected, described capacitor C 12 other ends, relay R EL the 4th pin, diode D5 is anodal, resistance R 28 other ends, capacitor C 13 other ends and the equal ground connection of resistance R 25 other end, the positive pole of described diode D7 connects one end of fuse F2.
Described operational amplification circuit comprises amplifier chip IC 4, resistance R 34, resistance R 32, resistance R 33, resistance R 31 and resistance R 26, wherein, described amplifier chip IC 4 the 1st pin contact resistance R34 one end, amplifier chip IC 4 the 1st pin and resistance R 33 one end, and resistance R 31 one end are connected, amplifier chip IC 4 the 3rd pin connects resistance R 4 one end of described relay circuit, amplifier chip IC 4 the 4th pin and the equal ground connection of resistance R 33 other end, amplifier chip IC 4 the 8th pin contact resistance R26 one end, resistance R 26 other ends, resistance R 31 other ends and resistance R 32 other ends are all connected with described reserve battery positive pole.
Described central control circuit comprises control chip IC5, resistance R 30, capacitor C 18, resistance R 29, resistance R 27, wherein, described control chip IC5 the 1st pin and resistance R 27 one end, and capacitor C 18 one end are connected, one end of control chip IC5 the 3rd pin concatenation operation amplifying circuit resistance R 34, control chip IC5 the 4th pin and resistance R 29 one end, and resistance R 30 one end are connected, control chip IC5 the 8th pin, the electric capacity R30 other end and the equal ground connection of capacitor C 18 other end.
Described charging circuit of stand-by battery comprises diode D8, regulator block IC201, capacitor C 16, DC-DC booster converter IC3, resistance R 24 and capacitor C 17, wherein, the IN pin of described regulator block IC201 connects diode D8 negative pole, the OUT pin of regulator block IC201 and capacitor C 16 one end, and DC-DC booster converter IC3 the 4th pin is connected, DC-DC booster converter IC3 the 3rd pin connects reserve battery positive pole and capacitor C 17 one end, DC-DC booster converter IC3 the 5th pin contact resistance R24 one end, the GND pin of regulator block IC201, capacitor C 16 other ends, resistance R 24 other ends, capacitor C 17 other ends, and the equal ground connection of DC-DC booster converter IC3 the 2nd pin, the anodal connecting valve power circuit of diode D8.
Described direct current supply LED load switching circuit comprises resistance R 11, resistance R 18, triode Q3, resistance R 10, resistance R 8, metal-oxide-semiconductor Q2 and diode D1, wherein, described resistance R 11 one end connect central control circuit control chip IC5 the 6th pin, resistance R 11 other ends and resistance R 18 one end, and the base stage of triode Q3 is connected, collector electrode contact resistance R10 one end of triode Q3, resistance R 10 other ends and resistance R 18 one end, and the G utmost point of metal-oxide-semiconductor Q2 is connected, it is anodal that the D utmost point of metal-oxide-semiconductor Q2 connects reserve battery, it is anodal that the S utmost point of metal-oxide-semiconductor Q2 connects diode D1, diode D1 negative pole connects direct current supply LED load circuit, resistance R 18 other ends and the equal ground connection of triode Q3 emitter.
Described switching power circuit comprises transforming circuit, rectification circuit, filter circuit, voltage conversion circuit, feedback circuit and electric power management circuit; Wherein said feedback circuit connects electric power management circuit and transforming circuit, rectification circuit, and voltage conversion circuit, filter circuit is all connected with electric power management circuit.
The beneficial effects of the utility model are: by Alternating Current Power Supply conversion lighting circuit of the present utility model, can be when having mains-supplied, and normal illumination, when having a power failure, powers by the stand-by power supply arranging, for emergency lighting; AC load and DC load are separated, and can control by MCU the switch of LED lamp, electrical energy saving more, practicality.
Accompanying drawing explanation
Fig. 1 is the utility model circuit diagram.
Embodiment
Embodiment: referring to Fig. 1, the present embodiment provides a kind of supplied by AC/DC electricity conversion lighting circuit, it comprises switching power circuit, reserve battery, charging circuit of stand-by battery, relay circuit, operational amplification circuit, central control circuit and LED load circuit, wherein, described transformer circuit is located between Switching Power Supply and reserve battery, and with described operational amplification circuit, central control circuit and LED load circuit, described operational amplification circuit connects central control circuit, described charging circuit of stand-by battery, connecting valve power circuit.
Described LED load circuit comprises alternating-current power supply LED load circuit and direct current supply LED load circuit, described alternating-current power supply LED load circuit connects described switching power circuit, between direct current supply LED load circuit and described central control circuit, also be provided with direct current supply LED load switching circuit, direct current supply LED load circuit, by direct current supply LED load switching circuit, is connected with central control circuit.
Described relay circuit comprises relay R EL, resistance R 4, resistance R 28, diode D7, capacitor C 12, diode D5, capacitor C 13, resistance R 25, resistance R 5, diode D3, fuse F1 and fuse F2, wherein, described relay R EL the 2nd pin connects fuse F1 one end, relay R EL the 3rd pin and diode D3 negative pole, and capacitor C 12 one end are connected, relay R EL the 5th pin contact resistance R5 one end, relay R EL the 6th pin contact resistance R4 one end, relay R EL the 7th pin connects the negative pole of diode D7, described resistance R 4 other ends and diode D5 negative pole, resistance R 28 one end, capacitor C 13 one end and resistance R 25 one end are connected, described capacitor C 12 other ends, relay R EL the 4th pin, diode D5 is anodal, resistance R 28 other ends, capacitor C 13 other ends and the equal ground connection of resistance R 25 other end, the positive pole of described diode D7 connects one end of fuse F2.
Described operational amplification circuit comprises amplifier chip IC 4, resistance R 34, resistance R 32, resistance R 33, resistance R 31 and resistance R 26, wherein, described amplifier chip IC 4 the 1st pin contact resistance R34 one end, amplifier chip IC 4 the 1st pin and resistance R 33 one end, and resistance R 31 one end are connected, amplifier chip IC 4 the 3rd pin connects resistance R 4 one end of described relay circuit, amplifier chip IC 4 the 4th pin and the equal ground connection of resistance R 33 other end, amplifier chip IC 4 the 8th pin contact resistance R26 one end, resistance R 26 other ends, resistance R 31 other ends and resistance R 32 other ends are all connected with described reserve battery positive pole.
Described central control circuit comprises control chip IC5, resistance R 30, capacitor C 18, resistance R 29, resistance R 27, wherein, described control chip IC5 the 1st pin and resistance R 27 one end, and capacitor C 18 one end are connected, one end of control chip IC5 the 3rd pin concatenation operation amplifying circuit resistance R 34, control chip IC5 the 4th pin and resistance R 29 one end, and resistance R 30 one end are connected, control chip IC5 the 8th pin, the electric capacity R30 other end and the equal ground connection of capacitor C 18 other end.
Described charging circuit of stand-by battery comprises diode D8, regulator block IC201, capacitor C 16, DC-DC booster converter IC3, resistance R 24 and capacitor C 17, wherein, the IN pin of described regulator block IC201 connects diode D8 negative pole, the OUT pin of regulator block IC201 and capacitor C 16 one end, and DC-DC booster converter IC3 the 4th pin is connected, DC-DC booster converter IC3 the 3rd pin connects reserve battery positive pole and capacitor C 17 one end, DC-DC booster converter IC3 the 5th pin contact resistance R24 one end, the GND pin of regulator block IC201, capacitor C 16 other ends, resistance R 24 other ends, capacitor C 17 other ends, and the equal ground connection of DC-DC booster converter IC3 the 2nd pin, the anodal connecting valve power circuit of diode D8.
Described direct current supply LED load switching circuit comprises resistance R 11, resistance R 18, triode Q3, resistance R 10, resistance R 8, metal-oxide-semiconductor Q2 and diode D1, wherein, described resistance R 11 one end connect central control circuit control chip IC5 the 6th pin, resistance R 11 other ends and resistance R 18 one end, and the base stage of triode Q3 is connected, collector electrode contact resistance R10 one end of triode Q3, resistance R 10 other ends and resistance R 18 one end, and the G utmost point of metal-oxide-semiconductor Q2 is connected, it is anodal that the D utmost point of metal-oxide-semiconductor Q2 connects reserve battery, it is anodal that the S utmost point of metal-oxide-semiconductor Q2 connects diode D1, diode D1 negative pole connects direct current supply LED load circuit, resistance R 18 other ends and the equal ground connection of triode Q3 emitter.
Described switching power circuit comprises transforming circuit, rectification circuit, filter circuit, voltage conversion circuit, feedback circuit and electric power management circuit; Wherein said feedback circuit connects electric power management circuit and transforming circuit, rectification circuit, and voltage conversion circuit, filter circuit is all connected with electric power management circuit.
The utility model is not limited to above-mentioned execution mode, and all employings and the utility model similarity method and structure realize all modes of the utility model object, all within protection range of the present utility model.
Claims (8)
1. a supplied by AC/DC electricity is changed lighting circuit, it is characterized in that, it comprises switching power circuit, reserve battery, charging circuit of stand-by battery, relay circuit, operational amplification circuit, central control circuit and LED load circuit, wherein, described relay circuit is located between Switching Power Supply and reserve battery, and with described operational amplification circuit, central control circuit and LED load circuit, described operational amplification circuit connects central control circuit, described charging circuit of stand-by battery, connecting valve power circuit.
2. supplied by AC/DC electricity according to claim 1 is changed lighting circuit, it is characterized in that, described LED load circuit comprises alternating-current power supply LED load circuit and direct current supply LED load circuit, described alternating-current power supply LED load circuit connects described switching power circuit, between direct current supply LED load circuit and described central control circuit, also be provided with direct current supply LED load switching circuit, direct current supply LED load circuit, by direct current supply LED load switching circuit, is connected with central control circuit.
3. supplied by AC/DC electricity according to claim 1 is changed lighting circuit, it is characterized in that, described relay circuit comprises relay R EL, resistance R 4, resistance R 28, diode D7, capacitor C 12, diode D5, capacitor C 13, resistance R 25, resistance R 5, diode D3, fuse F1 and fuse F2, wherein, described relay R EL the 2nd pin connects fuse F1 one end, relay R EL the 3rd pin and diode D3 negative pole, and capacitor C 12 one end are connected, relay R EL the 5th pin contact resistance R5 one end, relay R EL the 6th pin contact resistance R4 one end, relay R EL the 7th pin connects the negative pole of diode D7, described resistance R 4 other ends and diode D5 negative pole, resistance R 28 one end, capacitor C 13 one end and resistance R 25 one end are connected, described capacitor C 12 other ends, relay R EL the 4th pin, diode D5 is anodal, resistance R 28 other ends, capacitor C 13 other ends and the equal ground connection of resistance R 25 other end, the positive pole of described diode D7 connects one end of fuse F2.
4. supplied by AC/DC electricity according to claim 1 is changed lighting circuit, it is characterized in that, described operational amplification circuit comprises amplifier chip IC 4, resistance R 34, resistance R 32, resistance R 33, resistance R 31 and resistance R 26, wherein, described amplifier chip IC 4 the 1st pin contact resistance R34 one end, amplifier chip IC 4 the 1st pin and resistance R 33 one end, and resistance R 31 one end are connected, amplifier chip IC 4 the 3rd pin connects resistance R 4 one end of described relay circuit, amplifier chip IC 4 the 4th pin and the equal ground connection of resistance R 33 other end, amplifier chip IC 4 the 8th pin contact resistance R26 one end, resistance R 26 other ends, resistance R 31 other ends and resistance R 32 other ends are all connected with described reserve battery positive pole.
5. supplied by AC/DC electricity according to claim 1 is changed lighting circuit, it is characterized in that, described central control circuit comprises control chip IC5, resistance R 30, capacitor C 18, resistance R 29, resistance R 27, wherein, described control chip IC5 the 1st pin and resistance R 27 one end, and capacitor C 18 one end are connected, one end of control chip IC5 the 3rd pin concatenation operation amplifying circuit resistance R 34, control chip IC5 the 4th pin and resistance R 29 one end, and resistance R 30 one end are connected, control chip IC5 the 8th pin, the electric capacity R30 other end and the equal ground connection of capacitor C 18 other end.
6. supplied by AC/DC electricity according to claim 1 is changed lighting circuit, it is characterized in that, described charging circuit of stand-by battery comprises diode D8, regulator block IC201, capacitor C 16, DC-DC booster converter IC3, resistance R 24 and capacitor C 17, wherein, the IN pin of described regulator block IC201 connects diode D8 negative pole, the OUT pin of regulator block IC201 and capacitor C 16 one end, and DC-DC booster converter IC3 the 4th pin is connected, DC-DC booster converter IC3 the 3rd pin connects reserve battery positive pole and capacitor C 17 one end, DC-DC booster converter IC3 the 5th pin contact resistance R24 one end, the GND pin of regulator block IC201, capacitor C 16 other ends, resistance R 24 other ends, capacitor C 17 other ends, and the equal ground connection of DC-DC booster converter IC3 the 2nd pin, the anodal connecting valve power circuit of diode D8.
7. supplied by AC/DC electricity according to claim 2 is changed lighting circuit, it is characterized in that, described direct current supply LED load switching circuit comprises resistance R 11, resistance R 18, triode Q3, resistance R 10, resistance R 8, metal-oxide-semiconductor Q2 and diode D1, wherein, described resistance R 11 one end connect central control circuit control chip IC5 the 6th pin, resistance R 11 other ends and resistance R 18 one end, and the base stage of triode Q3 is connected, collector electrode contact resistance R10 one end of triode Q3, resistance R 10 other ends and resistance R 18 one end, and the G utmost point of metal-oxide-semiconductor Q2 is connected, it is anodal that the D utmost point of metal-oxide-semiconductor Q2 connects reserve battery, it is anodal that the S utmost point of metal-oxide-semiconductor Q2 connects diode D1, diode D1 negative pole connects direct current supply LED load circuit, resistance R 18 other ends and the equal ground connection of triode Q3 emitter.
8. supplied by AC/DC electricity conversion lighting circuit according to claim 1, is characterized in that, described switching power circuit comprises transforming circuit, rectification circuit, filter circuit, voltage conversion circuit, feedback circuit and electric power management circuit; Wherein said feedback circuit connects electric power management circuit and transforming circuit, rectification circuit, and voltage conversion circuit, filter circuit is all connected with electric power management circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420337418.7U CN203968461U (en) | 2014-06-23 | 2014-06-23 | A kind of supplied by AC/DC electricity conversion lighting circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420337418.7U CN203968461U (en) | 2014-06-23 | 2014-06-23 | A kind of supplied by AC/DC electricity conversion lighting circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203968461U true CN203968461U (en) | 2014-11-26 |
Family
ID=51928998
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420337418.7U Expired - Fee Related CN203968461U (en) | 2014-06-23 | 2014-06-23 | A kind of supplied by AC/DC electricity conversion lighting circuit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203968461U (en) |
-
2014
- 2014-06-23 CN CN201420337418.7U patent/CN203968461U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN201766737U (en) | Single-stage constant-current LED power supply with power factor correction | |
| CN203167384U (en) | AC directly driving LED lamp current control circuit | |
| CN203968461U (en) | A kind of supplied by AC/DC electricity conversion lighting circuit | |
| CN205510467U (en) | Direct current LED power supply circuit | |
| CN204616179U (en) | The fiery power taking auxiliary circuit of a kind of novel list | |
| CN101277020A (en) | Power supply circuit with electricity-saving function | |
| CN102739046B (en) | Auxiliary power supply circuit without electrolytic capacitor | |
| CN202218460U (en) | DC coupled buck-boost solar LED power source | |
| CN102694410B (en) | Zero-power-consumption energy-saving charger | |
| CN201491314U (en) | Driver circuit for LED fluorescent lamp | |
| CN205991439U (en) | Solar illumination apparatus | |
| CN2865971Y (en) | Electric welder energy-saving controller | |
| CN204068711U (en) | A kind of topological circuit of PV-LED system | |
| CN203708560U (en) | Load drive circuit of low voltage DC power supply equipment | |
| CN203467043U (en) | Led emergency controller | |
| CN208783127U (en) | The economical emergency power adjustable formula LED illumination emergency light driving circuit of energy conservation | |
| CN204168551U (en) | A kind of Novel AC-DC converted illumination circuit | |
| CN202652588U (en) | 36v led lamp | |
| CN203596952U (en) | Mixed constant current LED lamp | |
| CN107613611A (en) | Alternating current and direct current automatic switchover LED | |
| CN202514132U (en) | LED dimming power supply | |
| CN201585172U (en) | High-efficiency and low-consumption power supply circuit of LED illuminating lamp power controller | |
| CN207884307U (en) | A kind of removable booster power of outdoor construction | |
| CN215419701U (en) | Solar street lamp centralized control system | |
| CN107172740A (en) | A kind of LED emergency lights drive system |
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 |
Granted publication date: 20141126 Termination date: 20160623 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |