CN204795807U - Electric power overhauls uses light circuit with emergency power source - Google Patents
Electric power overhauls uses light circuit with emergency power source Download PDFInfo
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- CN204795807U CN204795807U CN201520501993.0U CN201520501993U CN204795807U CN 204795807 U CN204795807 U CN 204795807U CN 201520501993 U CN201520501993 U CN 201520501993U CN 204795807 U CN204795807 U CN 204795807U
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- 230000035939 shock Effects 0.000 claims abstract description 19
- 238000005286 illumination Methods 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract 1
- 230000010355 oscillation Effects 0.000 abstract 1
- 230000002159 abnormal effect Effects 0.000 description 3
- 230000005611 electricity Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000003912 environmental pollution Methods 0.000 description 1
- 230000007257 malfunction Effects 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model relates to an electric power overhauls uses light circuit with emergency power source belongs to light technical field, the problem of the technique is solved for: the utility model provides a have soft start, protecting against shock ability and go up and down to press drive circuit to the emergency power source's that the circuit still can normally be worked after LED breaks down electric power overhauls uses the light circuit, the technical scheme who adopts does: an electric power overhauls uses light circuit with emergency power source, includes: power supply circuit, drive circuit and light load circuit, still including emergent power supply circuit, drive circuit is including shocking resistance circuit, soft start circuit, oscillation circuit, amplifier circuit and lift volt circuit, the utility model discloses use in the illumination field.
Description
Technical field
A kind of electric power overhaul lighting lamp circuit with emergency power supply of the utility model, belongs to illuminating lamp technical field.
Background technology
In recent years, environmental pollution, energy shortage problem highlights, LED illumination is as a kind of energy-conservation form newly, due to it, to have electric light transformation efficiency high, energy-conserving and environment-protective, the advantage that life-span is long, thus enjoy great popularity, market there is the illuminating lamp much utilizing LED to make, when the voltage compare height of power supply, current-limiting resistance will consume a large amount of electric energy, circuit efficiency is low, when the voltage drop of power supply, the electric current flowing through LED in circuit can along with decline, its drive circuit is commonly simple resistance capacitance step-down or constant voltage drives, there is efficiency low, poor performance, the shortcomings such as applicability is low, and, when there is abnormal and open circuit in the power supply of LED, whole LED information display system is by cisco unity malfunction.
Utility model content
The utility model overcomes the deficiency that prior art exists, technical problem to be solved is: provide one to have soft start, protecting against shock ability and buck drive circuit, and the electric power overhaul lighting lamp circuit of the emergency power supply that circuit still can normally work after LED breaks down.
In order to solve the problems of the technologies described above, the technical solution adopted in the utility model is: a kind of electric power overhaul lighting lamp circuit with emergency power supply, comprise: power circuit, drive circuit and illuminating lamp load circuit, also comprise emergency power supply circuit, described drive circuit comprises shock resistance circuit, soft starting circuit, oscillating circuit, amplifying circuit and step-up/step-down circuit, the input of described shock resistance circuit is connected with the output of power circuit, the output of described shock resistance circuit is connected with the input of soft starting circuit, the output of described soft starting circuit is connected with the input of oscillating circuit, the output of described oscillating circuit is connected with the input of amplifying circuit, the output of described amplifying circuit is connected with the input of step-up/step-down circuit, the output of described step-up/step-down circuit is connected with the power end of illuminating lamp load circuit, the power end of described illuminating lamp load circuit is also connected with emergency power supply circuit.
Described shock resistance circuit comprises electric capacity C1, resistance R2, resistance R3 and PNP type triode Q1, described soft starting circuit comprises electric capacity C2, resistance R4 and PNP type triode Q2, described oscillating circuit comprises electric capacity C3, resistance R5 and inverter U1, described amplifying circuit comprises inverter U2, described step-up/step-down circuit comprises resistance R6, resistance R7, N-channel MOS pipe Q3, inductance L 1, diode D1 and electric capacity C4, and described emergency power supply circuit comprises DC power supply US1, resistance R8, resistance R9, NPN type triode Q4, NPN type triode Q5, diode D2 and resistance R10, described electric capacity C1 is attempted by the output of power circuit, described one end of resistance R2 is connected with the output plus terminal of power circuit, be connected with the output negative terminal of power circuit after the other end series resistor R3 of described resistance R2, the base stage of described PNP type triode Q1 is connected with the line between resistance R2 and resistance R3, the emitter of described PNP type triode Q1 is connected with the base stage of PNP type triode Q2, described electric capacity C2 is attempted by between the emitter of PNP type triode Q1 and collector electrode, the collector electrode of described PNP type triode Q1 and the collector electrode of PNP type triode Q2 are all connected with the output negative terminal of power circuit, be connected with the output plus terminal of power circuit after the emitter series resistor R4 of described PNP type triode Q2, be connected with the output negative terminal of power circuit after the input serial capacitance C3 of described inverter U1, between the input that described resistance R5 is attempted by inverter U1 and output, the output of described inverter U1 is connected with the input of inverter U2, the power end of described inverter U1 is all connected with the output plus terminal of power circuit with the power end of inverter U2, and the earth terminal of described inverter U1 is all connected with the output negative terminal of power circuit with the earth terminal of inverter U2, be connected with the grid of N-channel MOS pipe Q3 after the output series resistor R6 of described inverter U2, one end of described resistance R7 is connected with the grid of N-channel MOS pipe Q3, the source electrode of described N-channel MOS pipe Q3 is all connected with the output negative terminal of power circuit with the other end of resistance R7, be connected with the output plus terminal of power circuit after the drain electrode tandem electric inductance L1 of described N-channel MOS pipe Q3, the positive pole of described diode D1 is connected with the drain electrode of N-channel MOS pipe Q3, be connected with the power positive end of illuminating lamp load circuit behind one end of the negative pole shunt-wound capacitance C4 of described diode D1, the other end of described electric capacity C4 is all connected with the output plus terminal of power circuit with the power supply negative terminal of illuminating lamp load circuit, the positive pole of described DC power supply US1 is connected with the output plus terminal of power circuit, be connected with the output negative terminal of power circuit after the negative pole series resistor R8 of described DC power supply US1, the base stage of described NPN type triode Q4 is connected with the negative pole of DC power supply US1, be connected with the output plus terminal of power circuit after the collector series connection resistance R9 of described NPN type triode Q4, the collector electrode of described NPN type triode Q4 is also connected with the base stage of NPN type triode Q5, the collector electrode of described NPN type triode Q5 is connected with the negative pole of diode D2, be connected with the output plus terminal of power circuit after the cathode series resistance R10 of described diode D2, the emitter of described NPN type triode Q4 and the emitter of NPN type triode Q5 are all connected with the output negative terminal of power circuit, described DC power supply US1 is rechargeable battery, described power circuit comprises transformer F1, resistance R1 and bridge rectifier T1, the input of described transformer F1 is connected with mains supply, be connected with the input of bridge rectifier T1 after the output series resistor R1 of described transformer F1, the output of described bridge rectifier T1 is the output of power circuit.
The utility model compared with prior art has following beneficial effect:
1, in the utility model, by power circuit, emergency power supply circuit, illuminating lamp load circuit, shock resistance circuit, soft starting circuit, oscillating circuit, amplifying circuit and step-up/step-down circuit integrate, by emergency power supply circuit, still can normally work when LED is broken down, for electric power overhaul work brings great convenience, by shock resistance circuit and soft starting circuit, extend the life-span of LED, the electric current of buck translation circuit is controlled by oscillating circuit and amplifying circuit, the boosting or the step-down that flow to the electric current of load is realized by step-up/step-down circuit, improve efficiency and the performance of circuit, enhance the applicability of circuit.
2, when power circuit normally works, power not only to drive circuit and illuminating lamp load circuit, return emergency power supply circuit to charge, when power circuit is identical with the electric current of DC power supply US1, NPN type triode Q4 ends, NPN type triode Q5 conducting, diode D2 lights, and illustrates that DC power supply US1 is full of electricity, when power circuit because when abnormal conditions disconnect, stand-by power supply circuit is powered to LED circuit, thus circuit is normally worked.
Accompanying drawing explanation
Below in conjunction with accompanying drawing, the utility model is described in more detail;
Fig. 1 is circuit theory diagrams of the present utility model;
In figure: 1 is power circuit, 2 is drive circuit, and 3 is illuminating lamp load circuit, and 4 is emergency power supply circuit, and 5 is shock resistance circuit, and 6 is soft starting circuit, and 7 is oscillating circuit, and 8 is amplifying circuit, and 9 is step-up/step-down circuit.
Embodiment
As shown in Figure 1, a kind of electric power overhaul lighting lamp circuit with emergency power supply, comprise: power circuit 1, drive circuit 2 and illuminating lamp load circuit 3, also comprise emergency power supply circuit 4, described drive circuit 2 comprises shock resistance circuit 5, soft starting circuit 6, oscillating circuit 7, amplifying circuit 8 and step-up/step-down circuit 9, the input of described shock resistance circuit 5 is connected with the output of power circuit 1, the output of described shock resistance circuit 5 is connected with the input of soft starting circuit 6, the output of described soft starting circuit 6 is connected with the input of oscillating circuit 7, the output of described oscillating circuit 7 is connected with the input of amplifying circuit 8, the output of described amplifying circuit 8 is connected with the input of step-up/step-down circuit 9, the output of described step-up/step-down circuit 9 is connected with the power end of illuminating lamp load circuit 3, the power end of described illuminating lamp load circuit 3 is also connected with emergency power supply circuit 4.
Described shock resistance circuit 5 comprises electric capacity C1, resistance R2, resistance R3 and PNP type triode Q1, described soft starting circuit 6 comprises electric capacity C2, resistance R4 and PNP type triode Q2, described oscillating circuit 7 comprises electric capacity C3, resistance R5 and inverter U1, described amplifying circuit 8 comprises inverter U2, described step-up/step-down circuit 9 comprises resistance R6, resistance R7, N-channel MOS pipe Q3, inductance L 1, diode D1 and electric capacity C4, described emergency power supply circuit 4 comprises DC power supply US1, resistance R8, resistance R9, NPN type triode Q4, NPN type triode Q5, diode D2 and resistance R10,
Described electric capacity C1 is attempted by the output of power circuit 1, one end of described resistance R2 is connected with the output plus terminal of power circuit 1, be connected with the output negative terminal of power circuit 1 after the other end series resistor R3 of described resistance R2, the base stage of described PNP type triode Q1 is connected with the line between resistance R2 and resistance R3, the emitter of described PNP type triode Q1 is connected with the base stage of PNP type triode Q2, described electric capacity C2 is attempted by between the emitter of PNP type triode Q1 and collector electrode, the collector electrode of described PNP type triode Q1 and the collector electrode of PNP type triode Q2 are all connected with the output negative terminal of power circuit 1, be connected with the output plus terminal of power circuit 1 after the emitter series resistor R4 of described PNP type triode Q2, be connected with the output negative terminal of power circuit 1 after the input serial capacitance C3 of described inverter U1, between the input that described resistance R5 is attempted by inverter U1 and output, the output of described inverter U1 is connected with the input of inverter U2, the power end of described inverter U1 is all connected with the output plus terminal of power circuit 1 with the power end of inverter U2, and the earth terminal of described inverter U1 is all connected with the output negative terminal of power circuit 1 with the earth terminal of inverter U2, be connected with the grid of N-channel MOS pipe Q3 after the output series resistor R6 of described inverter U2, one end of described resistance R7 is connected with the grid of N-channel MOS pipe Q3, the source electrode of described N-channel MOS pipe Q3 is all connected with the output negative terminal of power circuit 1 with the other end of resistance R7, be connected with the output plus terminal of power circuit 1 after the drain electrode tandem electric inductance L1 of described N-channel MOS pipe Q3, the positive pole of described diode D1 is connected with the drain electrode of N-channel MOS pipe Q3, be connected with the power positive end of illuminating lamp load circuit 3 behind one end of the negative pole shunt-wound capacitance C4 of described diode D1, the other end of described electric capacity C4 is all connected with the output plus terminal of power circuit 1 with the power supply negative terminal of illuminating lamp load circuit 3, the positive pole of described DC power supply US1 is connected with the output plus terminal of power circuit 1, be connected with the output negative terminal of power circuit 1 after the negative pole series resistor R8 of described DC power supply US1, the base stage of described NPN type triode Q4 is connected with the negative pole of DC power supply US1, be connected with the output plus terminal of power circuit 1 after the collector series connection resistance R9 of described NPN type triode Q4, the collector electrode of described NPN type triode Q4 is also connected with the base stage of NPN type triode Q5, the collector electrode of described NPN type triode Q5 is connected with the negative pole of diode D2, be connected with the output plus terminal of power circuit 1 after the cathode series resistance R10 of described diode D2, the emitter of described NPN type triode Q4 and the emitter of NPN type triode Q5 are all connected with the output negative terminal of power circuit 1, when power circuit normally works, power not only to drive circuit and illuminating lamp load circuit, return emergency power supply circuit to charge, when power circuit is identical with the electric current of DC power supply US1, NPN type triode Q4 ends, NPN type triode Q5 conducting, diode D2 lights, illustrate that DC power supply US1 is full of electricity, when power circuit because when abnormal conditions disconnect, stand-by power supply circuit is powered to LED circuit, thus circuit is normally worked.
In the present embodiment, described DC power supply US1 is rechargeable battery, described power circuit 1 comprises transformer F1, resistance R1 and bridge rectifier T1, the input of described transformer F1 is connected with mains supply, be connected with the input of bridge rectifier T1 after the output series resistor R1 of described transformer F1, the output of described bridge rectifier T1 is the output of power circuit 1.
The utility model is by power circuit 1, drive circuit 2, illuminating lamp load circuit 3 and emergency power supply circuit 4 integrate, drive circuit 2 comprises shock resistance circuit 5, soft starting circuit 6, oscillating circuit 7, amplifying circuit 8 and step-up/step-down circuit 9, by emergency power supply circuit, still can normally work when LED is broken down, for electric power overhaul work brings great convenience, by shock resistance circuit 5 and soft starting circuit 6, extend the life-span of LED, the electric current of buck translation circuit is controlled by oscillating circuit 7 and amplifying circuit 8, the boosting or the step-down that flow to the electric current of load is realized by step-up/step-down circuit 9, improve efficiency and the performance of circuit, enhance the applicability of circuit, there is substantive distinguishing features and progress, by reference to the accompanying drawings embodiment of the present utility model is explained in detail above, but the utility model is not limited to above-described embodiment, in the ken that those of ordinary skill in the art possess, various change can also be made under the prerequisite not departing from the utility model aim.
Claims (4)
1. the electric power overhaul lighting lamp circuit with emergency power supply, comprise: power circuit (1), drive circuit (2) and illuminating lamp load circuit (3), it is characterized in that: also comprise emergency power supply circuit (4), described drive circuit (2) comprises shock resistance circuit (5), soft starting circuit (6), oscillating circuit (7), amplifying circuit (8) and step-up/step-down circuit (9), the input of described shock resistance circuit (5) is connected with the output of power circuit (1), the output of described shock resistance circuit (5) is connected with the input of soft starting circuit (6), the output of described soft starting circuit (6) is connected with the input of oscillating circuit (7), the output of described oscillating circuit (7) is connected with the input of amplifying circuit (8), the output of described amplifying circuit (8) is connected with the input of step-up/step-down circuit (9), the output of described step-up/step-down circuit (9) is connected with the power end of illuminating lamp load circuit (3), the power end of described illuminating lamp load circuit (3) is also connected with emergency power supply circuit (4).
2. a kind of electric power overhaul lighting lamp circuit with emergency power supply according to claim 1, it is characterized in that: described shock resistance circuit (5) comprises electric capacity C1, resistance R2, resistance R3 and PNP type triode Q1, described soft starting circuit (6) comprises electric capacity C2, resistance R4 and PNP type triode Q2, described oscillating circuit (7) comprises electric capacity C3, resistance R5 and inverter U1, described amplifying circuit (8) comprises inverter U2, described step-up/step-down circuit (9) comprises resistance R6, resistance R7, N-channel MOS pipe Q3, inductance L 1, diode D1 and electric capacity C4, described emergency power supply circuit (4) comprises DC power supply US1, resistance R8, resistance R9, NPN type triode Q4, NPN type triode Q5, diode D2 and resistance R10,
Described electric capacity C1 is attempted by the output of power circuit (1), one end of described resistance R2 is connected with the output plus terminal of power circuit (1), be connected with the output negative terminal of power circuit (1) after the other end series resistor R3 of described resistance R2, the base stage of described PNP type triode Q1 is connected with the line between resistance R2 and resistance R3, the emitter of described PNP type triode Q1 is connected with the base stage of PNP type triode Q2, described electric capacity C2 is attempted by between the emitter of PNP type triode Q1 and collector electrode, the collector electrode of described PNP type triode Q1 and the collector electrode of PNP type triode Q2 are all connected with the output negative terminal of power circuit (1), be connected with the output plus terminal of power circuit (1) after the emitter series resistor R4 of described PNP type triode Q2, be connected with the output negative terminal of power circuit (1) after the input serial capacitance C3 of described inverter U1, between the input that described resistance R5 is attempted by inverter U1 and output, the output of described inverter U1 is connected with the input of inverter U2, the power end of described inverter U1 is all connected with the output plus terminal of power circuit (1) with the power end of inverter U2, and the earth terminal of described inverter U1 is all connected with the output negative terminal of power circuit (1) with the earth terminal of inverter U2, be connected with the grid of N-channel MOS pipe Q3 after the output series resistor R6 of described inverter U2, one end of described resistance R7 is connected with the grid of N-channel MOS pipe Q3, the source electrode of described N-channel MOS pipe Q3 is all connected with the output negative terminal of power circuit (1) with the other end of resistance R7, be connected with the output plus terminal of power circuit (1) after the drain electrode tandem electric inductance L1 of described N-channel MOS pipe Q3, the positive pole of described diode D1 is connected with the drain electrode of N-channel MOS pipe Q3, be connected with the power positive end of illuminating lamp load circuit (3) behind one end of the negative pole shunt-wound capacitance C4 of described diode D1, the other end of described electric capacity C4 is all connected with the output plus terminal of power circuit (1) with the power supply negative terminal of illuminating lamp load circuit (3), the positive pole of described DC power supply US1 is connected with the output plus terminal of power circuit (1), be connected with the output negative terminal of power circuit (1) after the negative pole series resistor R8 of described DC power supply US1, the base stage of described NPN type triode Q4 is connected with the negative pole of DC power supply US1, be connected with the output plus terminal of power circuit (1) after the collector series connection resistance R9 of described NPN type triode Q4, the collector electrode of described NPN type triode Q4 is also connected with the base stage of NPN type triode Q5, the collector electrode of described NPN type triode Q5 is connected with the negative pole of diode D2, be connected with the output plus terminal of power circuit (1) after the cathode series resistance R10 of described diode D2, the emitter of described NPN type triode Q4 and the emitter of NPN type triode Q5 are all connected with the output negative terminal of power circuit (1).
3. a kind of electric power overhaul lighting lamp circuit with emergency power supply according to claim 2, is characterized in that: described DC power supply US1 is rechargeable battery.
4. a kind of electric power overhaul lighting lamp circuit with emergency power supply according to claim 1, it is characterized in that: described power circuit (1) comprises transformer F1, resistance R1 and bridge rectifier T1, the input of described transformer F1 is connected with mains supply, be connected with the input of bridge rectifier T1 after the output series resistor R1 of described transformer F1, the output of described bridge rectifier T1 is the output of power circuit (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520501993.0U CN204795807U (en) | 2015-07-13 | 2015-07-13 | Electric power overhauls uses light circuit with emergency power source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520501993.0U CN204795807U (en) | 2015-07-13 | 2015-07-13 | Electric power overhauls uses light circuit with emergency power source |
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| Publication Number | Publication Date |
|---|---|
| CN204795807U true CN204795807U (en) | 2015-11-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520501993.0U Expired - Fee Related CN204795807U (en) | 2015-07-13 | 2015-07-13 | Electric power overhauls uses light circuit with emergency power source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204795807U (en) |
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2015
- 2015-07-13 CN CN201520501993.0U patent/CN204795807U/en not_active Expired - Fee Related
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| 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: 20151118 Termination date: 20180713 |
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| CF01 | Termination of patent right due to non-payment of annual fee |