CN105188240B - Electric power overhaul lighting lamp circuit with emergency power supply - Google Patents
Electric power overhaul lighting lamp circuit with emergency power supply Download PDFInfo
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- CN105188240B CN105188240B CN201510407299.7A CN201510407299A CN105188240B CN 105188240 B CN105188240 B CN 105188240B CN 201510407299 A CN201510407299 A CN 201510407299A CN 105188240 B CN105188240 B CN 105188240B
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- 238000005286 illumination Methods 0.000 claims abstract description 19
- 230000035939 shock Effects 0.000 claims abstract description 19
- 230000005611 electricity Effects 0.000 claims description 8
- 239000004065 semiconductor Substances 0.000 claims 1
- 230000002159 abnormal effect Effects 0.000 description 3
- 230000006837 decompression Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 2
- 230000003321 amplification Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 238000003199 nucleic acid amplification method Methods 0.000 description 1
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Abstract
The present invention carries the electric power overhaul lighting lamp circuit of emergency power supply, belongs to illuminating lamp technical field;The technical problem of solution is:There is provided one kind has soft start, protecting against shock ability and buck drive circuit, and circuit still can be with the electric power overhaul lighting lamp circuit of the emergency power supply of normal work after LED failure;The technical scheme used for:Electric power overhaul lighting lamp circuit with emergency power supply, including:Power circuit, drive circuit and illumination lamp load circuit, in addition to emergency power supply circuit, the drive circuit include shock resistance circuit, soft starting circuit, oscillating circuit, amplifying circuit and step-up/step-down circuit;The present invention is used in lighting field.
Description
Technical field
The present invention carries the electric power overhaul lighting lamp circuit of emergency power supply, belongs to illuminating lamp technical field.
Background technology
In recent years, environmental pollution, energy shortage problem highlight, and LED illumination is as a kind of new energy-conservation form, due to its tool
There is the advantages of electric light transformation efficiency height, energy-conserving and environment-protective, long lifespan, thus enjoy great popularity, in the market has much using made of LED
Illuminating lamp, when the voltage ratio of power supply is higher, current-limiting resistance will consume substantial amounts of electric energy, and circuit efficiency is low, when the voltage of power supply
The electric current that LED is flowed through during decline, in circuit can be with decline, and its drive circuit is commonly simple resistance capacitance decompression or permanent
, the shortcomings such as low efficiency, poor performance, applicability be low be present in pressure driving, moreover, when LED power supply occur it is abnormal and it is breaking when,
Whole LED information display system is by cisco unity malfunction.
The content of the invention
The present invention overcomes the shortcomings of the prior art, and technical problem to be solved is:There is provided it is a kind of have soft start,
Protecting against shock ability and buck drive circuit, and circuit still can be with the emergency power supply of normal work after LED failure
Electric power overhaul lighting lamp circuit.
In order to solve the above-mentioned technical problem, the technical solution adopted by the present invention is:Electric power overhaul with emergency power supply is used
Lighting lamp circuit, including:Power circuit, drive circuit and illumination lamp load circuit, in addition to emergency power supply circuit, the driving
Circuit includes shock resistance circuit, soft starting circuit, oscillating circuit, amplifying circuit and step-up/step-down circuit, the shock resistance circuit
Input is connected with the output end of power circuit, and the output end of the shock resistance circuit is connected with the input of soft starting circuit,
The output end of the soft starting circuit is connected with the input of oscillating circuit, the output end of the oscillating circuit and amplifying circuit
Input is connected, and the output end of the amplifying circuit is connected with the input of step-up/step-down circuit, the output of the step-up/step-down circuit
End with illumination lamp load circuit power end be connected, it is described illuminate lamp load circuit power end also with emergency power supply circuit phase
Even.
The shock resistance circuit includes electric capacity C1, resistance R2, resistance R3 and PNP type triode Q1, the soft starting circuit
Including electric capacity C2, resistance R4 and PNP type triode Q2, the oscillating circuit includes electric capacity C3, resistance R5 and phase inverter U1, described
Amplifying circuit includes phase inverter U2, and the step-up/step-down circuit includes resistance R6, resistance R7, N-channel MOS pipe Q3, inductance L1, two poles
Pipe D1 and electric capacity C4, the emergency power supply circuit include dc source US1, resistance R8, resistance R9, NPN type triode Q4, NPN
Type triode Q5, diode D2 and resistance R10;The electric capacity C1 is attempted by the output end of power circuit, and the one of the resistance R2
End is connected with the output plus terminal of power circuit, the output negative terminal after the other end series resistor R3 of the resistance R2 with power circuit
It is connected, the base stage of the PNP type triode Q1 is connected with the line between resistance R2 and resistance R3, the PNP type triode Q1
Emitter stage be connected with PNP type triode Q2 base stage, the electric capacity C2 is attempted by PNP type triode Q1 emitter stage and current collection
Between pole, the colelctor electrode of the PNP type triode Q1 and output negative terminal of the PNP type triode Q2 colelctor electrode with power circuit
It is connected, is connected after the emitter stage series resistor R4 of the PNP type triode Q2 with the output plus terminal of power circuit;The phase inverter
It is connected after U1 input serial capacitance C3 with the output negative terminal of power circuit, the resistance R5 is attempted by phase inverter U1 input
Between end and output end, the output end of the phase inverter U1 is connected with phase inverter U2 input, the power supply of the phase inverter U1
End and phase inverter U2 power end are connected with the output plus terminal of power circuit, the earth terminal and phase inverter U2 of the phase inverter U1
Earth terminal be connected with the output negative terminal of power circuit;After the output end series resistor R6 of the phase inverter U2 with N-channel MOS
Pipe Q3 grid is connected, and one end of the resistance R7 is connected with N-channel MOS pipe Q3 grid, the source of the N-channel MOS pipe Q3
Pole is connected with the resistance R7 other end with the output negative terminal of power circuit, the drain electrode tandem electric inductance L1 of the N-channel MOS pipe Q3
It is connected afterwards with the output plus terminal of power circuit, the positive pole of the diode D1 is connected with N-channel MOS pipe Q3 drain electrode, electric capacity C4
Negative pole of the one end respectively with the illumination anode tap of lamp load circuit, the diode D1 be connected, the electric capacity C4's is another
The cathode terminal with the illumination lamp load circuit, the output plus terminal of the power circuit are connected respectively for one end;The dc source
US1 positive pole is connected with the output plus terminal of power circuit, after the negative pole series resistor R8 of the dc source US1 with power circuit
Output negative terminal be connected, the base stage of the NPN type triode Q4 is connected with dc source US1 negative pole, the NPN type triode
Be connected after Q4 collector series connection resistance R9 with the output plus terminal of power circuit, the colelctor electrode of the NPN type triode Q4 also with
NPN type triode Q5 base stage is connected, and the colelctor electrode of the NPN type triode Q5 is connected with diode D2 negative pole, and described two
It is connected after pole pipe D2 cathode series resistance R10 with the output plus terminal of power circuit, the emitter stage of the NPN type triode Q4
It is connected with NPN type triode Q5 emitter stage with the output negative terminal of power circuit;The dc source US1 is chargeable electricity
Pond, the power circuit include transformer F1, resistance R1 and bridge rectifier T1, the transformer F1 input and civil power electricity
Source is connected, and is connected after the output end series resistor R1 of the transformer F1 with bridge rectifier T1 input, the bridge-type is whole
The output end for flowing device T1 is the output end of power circuit.
The present invention has the advantages that compared with prior art:
1st, in the present invention, by power circuit, emergency power supply circuit, illumination lamp load circuit, shock resistance circuit, soft start electricity
Road, oscillating circuit, amplifying circuit and step-up/step-down circuit integrate, by emergency power supply circuit, when making LED failure still
It can so bring great convenience with normal work for electric power overhaul work, by shock resistance circuit and soft starting circuit, extend
In LED life-span, the electric current of buck translation circuit is controlled by oscillating circuit and amplifying circuit, is realized by step-up/step-down circuit
The boosting or decompression of the electric current of load are flowed to, improves the efficiency and performance of circuit, enhances the applicability of circuit.
2nd, when power circuit normal work, not only to drive circuit and illumination lamp load circuit power supply, return and answer urgent telegram
Source circuit is charged, when power circuit is identical with dc source US1 electric current, NPN type triode Q4 cut-offs, and NPN type three
Pole pipe Q5 is turned on, and diode D2 is lighted, and illustrates that dc source US1 has been filled with electricity, when power circuit because when abnormal conditions disconnect,
Stand-by power supply circuit is powered to LED circuit, so that circuit normal work.
Brief description of the drawings
The present invention will be further described in detail below in conjunction with the accompanying drawings;
Fig. 1 is the circuit theory diagrams of the present invention;
In figure:1 is power circuit, and 2 be drive circuit, and 3 be illumination lamp load circuit, and 4 be emergency power supply circuit, and 5 be anti-
Circuit is impacted, 6 be soft starting circuit, and 7 be oscillating circuit, and 8 be amplifying circuit, and 9 be step-up/step-down circuit.
Embodiment
As shown in figure 1, the electric power overhaul lighting lamp circuit with emergency power supply, including:Power circuit 1, drive circuit 2
With illumination lamp load circuit 3, in addition to emergency power supply circuit 4, the drive circuit 2 includes shock resistance circuit 5, soft starting circuit
6th, oscillating circuit 7, amplifying circuit 8 and step-up/step-down circuit 9, the input of the shock resistance circuit 5 and the output end of power circuit 1
It is connected, the output end of the shock resistance circuit 5 is connected with the input of soft starting circuit 6, the output end of the soft starting circuit 6
It is connected with the input of oscillating circuit 7, the output end of the oscillating circuit 7 is connected with the input of amplifying circuit 8, the amplification
The output end of circuit 8 is connected with the input of step-up/step-down circuit 9, output end and the illumination lamp load electricity of the step-up/step-down circuit 9
The power end on road 3 is connected, and the power end of the illumination lamp load circuit 3 is also connected with emergency power supply circuit 4.
The shock resistance circuit 5 includes electric capacity C1, resistance R2, resistance R3 and PNP type triode Q1, the soft starting circuit
6 include electric capacity C2, resistance R4 and PNP type triode Q2, and the oscillating circuit 7 includes electric capacity C3, resistance R5 and phase inverter U1, institute
Stating amplifying circuit 8 includes phase inverter U2, the step-up/step-down circuit 9 include resistance R6, resistance R7, N-channel MOS pipe Q3, inductance L1,
Diode D1 and electric capacity C4, the emergency power supply circuit 4 include dc source US1, resistance R8, resistance R9, NPN type triode
Q4, NPN type triode Q5, diode D2 and resistance R10;
The electric capacity C1 is attempted by the output end of power circuit 1, and one end of the resistance R2 and the output of power circuit 1 are just
End is connected, and is connected after the other end series resistor R3 of the resistance R2 with the output negative terminal of power circuit 1, the pole of positive-negative-positive three
Line between pipe Q1 base stage and resistance R2 and resistance R3 is connected, emitter stage and the pole of positive-negative-positive three of the PNP type triode Q1
Pipe Q2 base stage is connected, and the electric capacity C2 is attempted by between PNP type triode Q1 emitter stage and colelctor electrode, the positive-negative-positive three
Pole pipe Q1 colelctor electrode is connected with PNP type triode Q2 colelctor electrode with the output negative terminal of power circuit 1, the positive-negative-positive three
It is connected after pole pipe Q2 emitter stage series resistor R4 with the output plus terminal of power circuit 1;The input concatenation of the phase inverter U1
Be connected after electric capacity C3 with the output negative terminal of power circuit 1, the resistance R5 be attempted by phase inverter U1 input and output end it
Between, the output end of the phase inverter U1 is connected with phase inverter U2 input, the power end and phase inverter U2 of the phase inverter U1
Output plus terminal of the power end with power circuit 1 be connected, the earth terminal of the phase inverter U1 and phase inverter U2 earth terminal are equal
It is connected with the output negative terminal of power circuit 1;Grid after the output end series resistor R6 of the phase inverter U2 with N-channel MOS pipe Q3
Extremely it is connected, one end of the resistance R7 is connected with N-channel MOS pipe Q3 grid, the source electrode and resistance of the N-channel MOS pipe Q3
The R7 other end is connected with the output negative terminal of power circuit 1, after the drain electrode tandem electric inductance L1 of the N-channel MOS pipe Q3 with electricity
The output plus terminal of source circuit 1 is connected, and the positive pole of the diode D1 is connected with N-channel MOS pipe Q3 drain electrode, electric capacity C4 one end
The anode tap with the illumination lamp load circuit 3, the negative pole of the diode D1 are connected respectively, the other end point of the electric capacity C4
The output plus terminal of cathode terminal, the power circuit 1 not with the illumination lamp load circuit 3 is connected;The dc source US1's
Positive pole is connected with the output plus terminal of power circuit 1, after the negative pole series resistor R8 of the dc source US1 with power circuit 1
Output negative terminal is connected, and the base stage of the NPN type triode Q4 is connected with dc source US1 negative pole, the NPN type triode Q4
Collector series connection resistance R9 after be connected with the output plus terminal of power circuit 1, the colelctor electrode of the NPN type triode Q4 also with
NPN type triode Q5 base stage is connected, and the colelctor electrode of the NPN type triode Q5 is connected with diode D2 negative pole, and described two
It is connected after pole pipe D2 cathode series resistance R10 with the output plus terminal of power circuit 1, the emitter stage of the NPN type triode Q4
It is connected with NPN type triode Q5 emitter stage with the output negative terminal of power circuit 1, when power circuit normal work, not only
To drive circuit and illumination lamp load circuit power supply, return emergency power supply circuit and charged, when power circuit and dc source
When US1 electric current is identical, NPN type triode Q4 cut-offs, NPN type triode Q5 is turned on, and diode D2 is lighted, and illustrates dc source
US1 has been filled with electricity, and when power circuit because when abnormal conditions disconnect, stand-by power supply circuit is powered to LED circuit, so that circuit
Normal work.
In the present embodiment, the dc source US1 is rechargeable battery, and the power circuit 1 includes transformer F1, resistance
R1 and bridge rectifier T1, the input of the transformer F1 are connected with mains supply, the output end concatenation of the transformer F1
Input after resistance R1 with bridge rectifier T1 is connected, and the output end of the bridge rectifier T1 is the output of power circuit 1
End.
The present invention integrates power circuit 1, drive circuit 2, illumination lamp load circuit 3 and emergency power supply circuit 4,
Drive circuit 2 includes shock resistance circuit 5, soft starting circuit 6, oscillating circuit 7, amplifying circuit 8 and step-up/step-down circuit 9, by answering
Urgent telegram source circuit, make still to bring great convenience with normal work for electric power overhaul work, pass through during LED failure
Shock resistance circuit 5 and soft starting circuit 6, LED life-span is extended, buck is controlled by oscillating circuit 7 and amplifying circuit 8
The electric current of translation circuit, the boosting or decompression of the electric current of flow direction load are realized by step-up/step-down circuit 9, improve the efficiency of circuit
And performance, the applicability of circuit is enhanced, there are prominent substantive distinguishing features and significant progress;Above in conjunction with accompanying drawing to this hair
Bright embodiment is explained in detail, but the present invention is not limited to above-described embodiment, is had in those of ordinary skill in the art
, can also various changes can be made on the premise of present inventive concept is not departed from standby knowledge.
Claims (3)
1. the electric power overhaul lighting lamp circuit with emergency power supply, including:Power circuit(1), drive circuit(2)And illuminating lamp
Load circuit(3), it is characterised in that:Also include emergency power supply circuit(4), the drive circuit(2)Including shock resistance circuit
(5), soft starting circuit(6), oscillating circuit(7), amplifying circuit(8)And step-up/step-down circuit(9), the shock resistance circuit(5)'s
Input and power circuit(1)Output end be connected, the shock resistance circuit(5)Output end and soft starting circuit(6)It is defeated
Enter end to be connected, the soft starting circuit(6)Output end and oscillating circuit(7)Input be connected, the oscillating circuit(7)'s
Output end and amplifying circuit(8)Input be connected, the amplifying circuit(8)Output end and step-up/step-down circuit(9)Input
End is connected, the step-up/step-down circuit(9)Output end with illumination lamp load circuit(3)Power end be connected, the illuminating lamp is born
Carry circuit(3)Power end also with emergency power supply circuit(4)It is connected;
The shock resistance circuit(5)Including electric capacity C1, resistance R2, resistance R3 and PNP type triode Q1, the soft starting circuit
(6)Including electric capacity C2, resistance R4 and PNP type triode Q2, the oscillating circuit(7)Including electric capacity C3, resistance R5 and phase inverter
U1, the amplifying circuit(8)Including phase inverter U2, the step-up/step-down circuit(9)Including resistance R6, resistance R7, N-channel MOS pipe
Q3, inductance L1, diode D1 and electric capacity C4, the emergency power supply circuit(4)Including dc source US1, resistance R8, resistance R9,
NPN type triode Q4, NPN type triode Q5, diode D2 and resistance R10;
The electric capacity C1 is attempted by power circuit(1)Output end, one end of the resistance R2 and power circuit(1)Output just
End be connected, after the other end series resistor R3 of the resistance R2 with power circuit(1)Output negative terminal be connected, the positive-negative-positive three
Line between pole pipe Q1 base stage and resistance R2 and resistance R3 is connected, emitter stage and the positive-negative-positive three of the PNP type triode Q1
Pole pipe Q2 base stage is connected, and the electric capacity C2 is attempted by between PNP type triode Q1 emitter stage and colelctor electrode, the positive-negative-positive
Triode Q1 colelctor electrode and PNP type triode Q2 colelctor electrode are and power circuit(1)Output negative terminal be connected, the PNP
After type triode Q2 emitter stage series resistor R4 with power circuit(1)Output plus terminal be connected;The input of the phase inverter U1
Hold after serial capacitance C3 with power circuit(1)Output negative terminal be connected, the resistance R5 be attempted by phase inverter U1 input and
Between output end, the output end of the phase inverter U1 is connected with phase inverter U2 input, the power end of the phase inverter U1 and
Phase inverter U2 power end is and power circuit(1)Output plus terminal be connected, the earth terminal and phase inverter U2 of the phase inverter U1
Earth terminal and power circuit(1)Output negative terminal be connected;After the output end series resistor R6 of the phase inverter U2 with N-channel
Metal-oxide-semiconductor Q3 grid is connected, and one end of the resistance R7 is connected with N-channel MOS pipe Q3 grid, the N-channel MOS pipe Q3's
Source electrode and resistance the R7 other end are and power circuit(1)Output negative terminal be connected, the drain electrode of N-channel MOS pipe Q3 concatenation
After inductance L1 with power circuit(1)Output plus terminal be connected, the drain electrode phase of the positive pole and N-channel MOS pipe Q3 of the diode D1
Even, electric capacity C4 one end respectively with the illumination lamp load circuit(3)Anode tap, the negative pole of the diode D1 be connected, institute
State the electric capacity C4 other end respectively with the illumination lamp load circuit(3)Cathode terminal, the power circuit(1)Output plus terminal
It is connected;The positive pole and power circuit of the dc source US1(1)Output plus terminal be connected, the negative pole string of the dc source US1
After connecting resistance R8 with power circuit(1)Output negative terminal be connected, the base stage of the NPN type triode Q4 is with dc source US1's
Negative pole is connected, after the collector series connection resistance R9 of the NPN type triode Q4 with power circuit(1)Output plus terminal be connected, institute
State base stage of the NPN type triode Q4 colelctor electrode also with NPN type triode Q5 to be connected, the colelctor electrode of the NPN type triode Q5
Be connected with diode D2 negative pole, after the cathode series resistance R10 of the diode D2 with power circuit(1)Output plus terminal phase
Even, the emitter stage of the NPN type triode Q4 and NPN type triode Q5 emitter stage be and power circuit(1)Output negative terminal
It is connected.
2. the electric power overhaul lighting lamp circuit according to claim 1 with emergency power supply, it is characterised in that:It is described straight
It is rechargeable battery to flow power supply US1.
3. the electric power overhaul lighting lamp circuit according to claim 1 with emergency power supply, it is characterised in that:The electricity
Source circuit(1)Input and mains supply phase including transformer F1, resistance R1 and bridge rectifier T1, the transformer F1
Even, it is connected after the output end series resistor R1 of the transformer F1 with bridge rectifier T1 input, the bridge rectifier
T1 output end is power circuit(1)Output end.
Priority Applications (1)
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CN201510407299.7A CN105188240B (en) | 2015-07-13 | 2015-07-13 | Electric power overhaul lighting lamp circuit with emergency power supply |
Applications Claiming Priority (1)
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CN201510407299.7A CN105188240B (en) | 2015-07-13 | 2015-07-13 | Electric power overhaul lighting lamp circuit with emergency power supply |
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CN105188240A CN105188240A (en) | 2015-12-23 |
CN105188240B true CN105188240B (en) | 2018-01-16 |
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Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2328871Y (en) * | 1998-06-11 | 1999-07-14 | 江世开 | Automatic emergency lamp for fire fighting |
CN2527058Y (en) * | 2001-08-17 | 2002-12-18 | 钟桂生 | Emergent lamp for controlling fire |
CN201382353Y (en) * | 2009-04-01 | 2010-01-13 | 三门峡仪电有限责任公司 | Capacitance LED emergency lighting lamp unit |
US20110181206A1 (en) * | 2008-10-17 | 2011-07-28 | Osram Gesellschaft Mit Beschraenkter Haftung | Emergency power supply circuit for dimmable electronic ballasts and related method |
CN202392666U (en) * | 2011-11-30 | 2012-08-22 | 深圳建溢宝电子有限公司 | Emergency lamp |
US20130038242A1 (en) * | 2011-08-10 | 2013-02-14 | Cree, Inc. | Bias voltage generation using a load in series with a switch |
-
2015
- 2015-07-13 CN CN201510407299.7A patent/CN105188240B/en active Active
Patent Citations (6)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN2328871Y (en) * | 1998-06-11 | 1999-07-14 | 江世开 | Automatic emergency lamp for fire fighting |
CN2527058Y (en) * | 2001-08-17 | 2002-12-18 | 钟桂生 | Emergent lamp for controlling fire |
US20110181206A1 (en) * | 2008-10-17 | 2011-07-28 | Osram Gesellschaft Mit Beschraenkter Haftung | Emergency power supply circuit for dimmable electronic ballasts and related method |
CN201382353Y (en) * | 2009-04-01 | 2010-01-13 | 三门峡仪电有限责任公司 | Capacitance LED emergency lighting lamp unit |
US20130038242A1 (en) * | 2011-08-10 | 2013-02-14 | Cree, Inc. | Bias voltage generation using a load in series with a switch |
CN202392666U (en) * | 2011-11-30 | 2012-08-22 | 深圳建溢宝电子有限公司 | Emergency lamp |
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