CN102777848A - Light-emitting diode (LED) emergency lighting device - Google Patents
Light-emitting diode (LED) emergency lighting device Download PDFInfo
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- CN102777848A CN102777848A CN2012102420075A CN201210242007A CN102777848A CN 102777848 A CN102777848 A CN 102777848A CN 2012102420075 A CN2012102420075 A CN 2012102420075A CN 201210242007 A CN201210242007 A CN 201210242007A CN 102777848 A CN102777848 A CN 102777848A
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Abstract
The invention discloses a light-emitting diode (LED) emergency lighting device. The LED emergency lighting device comprises a mains supply input end, a storage battery, a charger, a power supply automatic switchover control circuit, an inverter, an alternating current-direct current transformer, a constant-current driving circuit and an LED light source, wherein the mains supply input end is connected with the storage battery and the alternating current input end and direct current input end of the power supply automatic switchover control circuit; the alternating current output end of the power supply automatic switchover control circuit supplies power for the LED light source through the alternating current-direct current transformer and the constant-current driving circuit respectively; the storage battery is charged through the charger; the direct current output end of the power supply automatic switchover control circuit is connected with the inverter; and the inverted alternating current supplies power for the LED light source through the alternating current-direct current transformer and the constant-current driving circuit. The LED emergency lighting device is simple in structure, low in energy consumption and convenient to use, and can be supplied with power by storage batteries for a long time.
Description
Technical field
The present invention relates to a kind of emergency lighting device, be specifically related to a kind of LED emergency lighting device.
Background technology
At present, the structure of known emergency circuit mainly is by automatic charger, battery, and mains-supplied circuit, storage battery power supply circuit, automatic switch-over circuit and load connect and compose.Be connected to emergency circuit on the utility grid, when mains-supplied just often, automatic charger charges a battery automatically, automatic switch-over circuit makes standby battery be in open-circuit condition to the circuit of load transmission of electricity; When mains-supplied is interrupted; Automatic charger stops to charge a battery, and automatic switch-over circuit switches to closed circuit state to the storage battery power supply circuit by open-circuit condition automatically, and load is luminous because of the electric energy that obtains battery; Emergency light is realized emergency lighting; Existing emergency light exists the energy consumption height, when using storage battery power supply, and the defective that power-on time is short.
Summary of the invention
Goal of the invention: the objective of the invention is to the deficiency to prior art, a kind of LED emergency lighting device is provided, its energy consumption is low, can supply power for a long time with battery.
Technical scheme: a kind of LED emergency lighting device of the present invention; Comprise mains electricity input end, battery, charger, power supply automatic switching control circuit, inverter, alternating current-direct current transformer, constant-current drive circuit and led light source; Said mains electricity input end is connected with the alternating current input and the direct current input of battery and said power supply automatic switching control circuit; The alternating current output of said power supply automatic switching control circuit is given said led light source power supply through said alternating current-direct current transformer and constant-current drive circuit successively; Be said charge in batteries through said charger simultaneously; The DC output end of said power supply automatic switching control circuit is connected with said inverter, and the alternating current after the inversion is given said led light source power supply through said alternating current-direct current transformer and constant-current drive circuit.
Further improve technique scheme; Said led light source comprises lampshade, reflector, magnifying glass, heat sink and is provided with the circuit board of LED; Said circuit board is arranged on the heat sink; Said heat sink is arranged on the bottom of said reflector, and said reflector is arranged in the lampshade, and the mouth end of said lampshade is provided with said magnifying glass.
In order further to strengthen the radiating effect of said LED, the back side of said heat sink is provided with some fin.
The present invention compared with prior art, its beneficial effect is: the present invention is simple in structure, and is easy to use, energy consumption is low, can supply power for a long time with battery.
Description of drawings
Fig. 1 is a circuit diagram of the present invention.
The specific embodiment
Be elaborated in the face of technical scheme of the present invention down, but protection scope of the present invention is not limited to said embodiment.
As shown in Figure 1; A kind of LED emergency lighting device; Comprise mains electricity input end, battery, charger, power supply automatic switching control circuit, inverter, alternating current-direct current transformer, constant-current drive circuit and led light source; Said mains electricity input end is connected with the alternating current input and the direct current input of battery and said power supply automatic switching control circuit; The alternating current output of said power supply automatic switching control circuit is given said led light source power supply through said alternating current-direct current transformer and constant-current drive circuit successively; Be said charge in batteries through said charger simultaneously, the DC output end of said power supply automatic switching control circuit is connected with said inverter, and the alternating current after the inversion is given said led light source power supply through said alternating current-direct current transformer and constant-current drive circuit.
Said led light source comprises lampshade, reflector, magnifying glass, heat sink and is provided with the circuit board of LED; Said circuit board is arranged on the heat sink; Said heat sink is arranged on the bottom of said reflector, and said reflector is arranged in the lampshade, and the mouth end of said lampshade is provided with said magnifying glass.
In order further to strengthen the radiating effect of said LED, the back side of said heat sink is provided with some fin.
Above-mentioned emergency lighting device is simple in structure, and is easy to use, and energy consumption is low, can supply power for a long time with battery.
As stated, although represented and explained the present invention that with reference to specific preferred embodiment it shall not be construed as the restriction to the present invention self.Under the spirit and scope of the present invention prerequisite that does not break away from the accompanying claims definition, can make various variations in form with on the details to it.
Claims (3)
1. LED emergency lighting device; It is characterized in that; Comprise mains electricity input end, battery, charger, power supply automatic switching control circuit, inverter, alternating current-direct current transformer, constant-current drive circuit and led light source; Said mains electricity input end is connected with the alternating current input and the direct current input of battery and said power supply automatic switching control circuit; The alternating current output of said power supply automatic switching control circuit is given said led light source power supply through said alternating current-direct current transformer and constant-current drive circuit successively; Be said charge in batteries through said charger simultaneously, the DC output end of said power supply automatic switching control circuit is connected with said inverter, and the alternating current after the inversion is given said led light source power supply through said alternating current-direct current transformer and constant-current drive circuit.
2. LED emergency lighting device according to claim 1; It is characterized in that; Said led light source comprises lampshade, reflector, magnifying glass, heat sink and is provided with the circuit board of LED, and said circuit board is arranged on the heat sink, and said heat sink is arranged on the bottom of said reflector; Said reflector is arranged in the lampshade, and the mouth end of said lampshade is provided with said magnifying glass.
3. LED emergency lighting device according to claim 1 is characterized in that the back side of said heat sink is provided with some fin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102420075A CN102777848A (en) | 2012-07-13 | 2012-07-13 | Light-emitting diode (LED) emergency lighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012102420075A CN102777848A (en) | 2012-07-13 | 2012-07-13 | Light-emitting diode (LED) emergency lighting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102777848A true CN102777848A (en) | 2012-11-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012102420075A Pending CN102777848A (en) | 2012-07-13 | 2012-07-13 | Light-emitting diode (LED) emergency lighting device |
Country Status (1)
| Country | Link |
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| CN (1) | CN102777848A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018112978A1 (en) * | 2016-12-24 | 2018-06-28 | 孙雪刚 | Intelligent led emergency lighting system |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2664254Y (en) * | 2003-07-01 | 2004-12-15 | 上海广电（集团）有限公司 | Dual-purpose energy-saving desk lamp for both emergency and electric supply |
| CN201034261Y (en) * | 2007-01-08 | 2008-03-12 | 吴伟权 | LED energy-saving lamp capable of emergency lighting |
| CN201341032Y (en) * | 2008-12-26 | 2009-11-04 | 北京日佳电源有限公司 | Online type emergency power source |
| WO2011010326A2 (en) * | 2009-07-21 | 2011-01-27 | Ecco Electronics Private Limited | A portable lighting device |
| CN201748171U (en) * | 2010-07-20 | 2011-02-16 | 金州康 | Portable emergency work lamp |
| CN202747205U (en) * | 2012-07-13 | 2013-02-20 | 苏州晶雷光电照明科技有限公司 | LED (light-emitting diode) emergency illuminating device |
-
2012
- 2012-07-13 CN CN2012102420075A patent/CN102777848A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2664254Y (en) * | 2003-07-01 | 2004-12-15 | 上海广电（集团）有限公司 | Dual-purpose energy-saving desk lamp for both emergency and electric supply |
| CN201034261Y (en) * | 2007-01-08 | 2008-03-12 | 吴伟权 | LED energy-saving lamp capable of emergency lighting |
| CN201341032Y (en) * | 2008-12-26 | 2009-11-04 | 北京日佳电源有限公司 | Online type emergency power source |
| WO2011010326A2 (en) * | 2009-07-21 | 2011-01-27 | Ecco Electronics Private Limited | A portable lighting device |
| CN201748171U (en) * | 2010-07-20 | 2011-02-16 | 金州康 | Portable emergency work lamp |
| CN202747205U (en) * | 2012-07-13 | 2013-02-20 | 苏州晶雷光电照明科技有限公司 | LED (light-emitting diode) emergency illuminating device |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2018112978A1 (en) * | 2016-12-24 | 2018-06-28 | 孙雪刚 | Intelligent led emergency lighting system |
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Application publication date: 20121114 |