CN202747205U - LED (light-emitting diode) emergency illuminating device - Google Patents
LED (light-emitting diode) emergency illuminating device Download PDFInfo
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- CN202747205U CN202747205U CN201220338672XU CN201220338672U CN202747205U CN 202747205 U CN202747205 U CN 202747205U CN 201220338672X U CN201220338672X U CN 201220338672XU CN 201220338672 U CN201220338672 U CN 201220338672U CN 202747205 U CN202747205 U CN 202747205U
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- power supply
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- switching control
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Abstract
The utility model discloses an LED (light-emitting diode) emergency illuminating device which comprises an electric supply input end, a storage battery, a charger, an automatic power supply switching control circuit, an inverter, an alternating/direct-current transformer, a constant-current driving circuit and an LED light source, wherein the electric supply input end and the storage battery are connected with an alternating-current input end and a direct-current input end of the automatic power supply switching control circuit; an altering-current output end of the automatic power supply switching control circuit supplies electricity to the LED light source through the alternating/direct-current transformer and the constant-current driving circuit sequentially; meanwhile, the charger changes for the storage battery; a direct-current output end of the automatic power supply switching control circuit is connected with the inverter; and alternating current after inversion supplies electricity to the LED light source through the alternating/direct-current transformer and the constant-current driving circuit. The LED emergency illuminating device provided by the utility model is simple in structure, convenient to use, and low in energy consumption, and can supply electricity by the storage battery for a long time.
Description
Technical field
The utility model relates to a kind of emergency lighting device, is 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.Emergency circuit is connected on the utility grid, and when mains-supplied was normal, automatic charger charged a battery automatically, and 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, automatic switch-over circuit switches to closed circuit state to the storage battery power supply circuit by open-circuit condition automatically, 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.
The utility model content
The utility model purpose: the purpose of this utility model is for the deficiencies in the prior art, and a kind of LED emergency lighting device is provided, and its energy consumption is low, can power for a long time with battery.
Technical scheme: a kind of LED emergency lighting device described in the utility model, comprise the mains electricity input end, battery, charger, the power supply automatic switching control circuit, inverter, the alternating current-direct current transformer, constant-current drive circuit and led light source, described mains electricity input end is connected with alternating current input and the direct current input of battery and described power supply automatic switching control circuit, the alternating current output of described power supply automatic switching control circuit is given described led light source power supply by described alternating current-direct current transformer and constant-current drive circuit successively, be described charge in batteries by described charger simultaneously, the DC output end of described power supply automatic switching control circuit is connected with described inverter, and the alternating current after the inversion is given described led light source power supply through described alternating current-direct current transformer and constant-current drive circuit.
Further improve technique scheme, described led light source comprises lampshade, reflector, magnifying glass, heat sink and is provided with the circuit board of LED, described circuit board is arranged on the heat sink, described heat sink is arranged on the bottom of described reflector, described reflector is arranged in the lampshade, and the mouth end of described lampshade is provided with described magnifying glass.
In order further to strengthen the radiating effect of described LED, the back side of described heat sink is provided with some fin.
The utility model compared with prior art, its beneficial effect is: the utility model is simple in structure, and is easy to use, energy consumption is low, can power for a long time with battery.
Description of drawings
Fig. 1 is circuit diagram of the present utility model.
The specific embodiment
The below is elaborated to technical solutions of the utility model, but protection domain of the present utility model is not limited to described embodiment.
As shown in Figure 1, a kind of LED emergency lighting device, comprise the mains electricity input end, battery, charger, the power supply automatic switching control circuit, inverter, the alternating current-direct current transformer, constant-current drive circuit and led light source, described mains electricity input end is connected with alternating current input and the direct current input of battery and described power supply automatic switching control circuit, the alternating current output of described power supply automatic switching control circuit is given described led light source power supply by described alternating current-direct current transformer and constant-current drive circuit successively, be described charge in batteries by described charger simultaneously, the DC output end of described power supply automatic switching control circuit is connected with described inverter, and the alternating current after the inversion is given described led light source power supply through described alternating current-direct current transformer and constant-current drive circuit.
Described led light source comprises lampshade, reflector, magnifying glass, heat sink and is provided with the circuit board of LED, described circuit board is arranged on the heat sink, described heat sink is arranged on the bottom of described reflector, and described reflector is arranged in the lampshade, and the mouth end of described lampshade is provided with described magnifying glass.
In order further to strengthen the radiating effect of described LED, the back side of described 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 power for a long time with battery.
As mentioned above, although the specific preferred embodiment of reference has represented and has explained the utility model that it shall not be construed as the restriction to the utility model self.Under the spirit and scope prerequisite of the present utility model that does not break away from the claims definition, can make in the form and details various variations to it.
Claims (3)
1. LED emergency lighting device, it is characterized in that, comprise the mains electricity input end, battery, charger, the power supply automatic switching control circuit, inverter, the alternating current-direct current transformer, constant-current drive circuit and led light source, described mains electricity input end is connected with alternating current input and the direct current input of battery and described power supply automatic switching control circuit, the alternating current output of described power supply automatic switching control circuit is given described led light source power supply by described alternating current-direct current transformer and constant-current drive circuit successively, be described charge in batteries by described charger simultaneously, the DC output end of described power supply automatic switching control circuit is connected with described inverter, and the alternating current after the inversion is given described led light source power supply through described alternating current-direct current transformer and constant-current drive circuit.
2. LED emergency lighting device according to claim 1, it is characterized in that, described led light source comprises lampshade, reflector, magnifying glass, heat sink and is provided with the circuit board of LED, described circuit board is arranged on the heat sink, described heat sink is arranged on the bottom of described reflector, described reflector is arranged in the lampshade, and the mouth end of described lampshade is provided with described magnifying glass.
3. LED emergency lighting device according to claim 2 is characterized in that, the back side of described heat sink is provided with some fin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220338672XU CN202747205U (en) | 2012-07-13 | 2012-07-13 | LED (light-emitting diode) emergency illuminating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201220338672XU CN202747205U (en) | 2012-07-13 | 2012-07-13 | LED (light-emitting diode) emergency illuminating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202747205U true CN202747205U (en) | 2013-02-20 |
Family
ID=47706595
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201220338672XU Expired - Fee Related CN202747205U (en) | 2012-07-13 | 2012-07-13 | LED (light-emitting diode) emergency illuminating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202747205U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102777848A (en) * | 2012-07-13 | 2012-11-14 | 苏州晶雷光电照明科技有限公司 | Light-emitting diode (LED) emergency lighting device |
| CN105208757A (en) * | 2015-11-11 | 2015-12-30 | 江苏银佳企业集团有限公司 | Emergency lighting control system |
-
2012
- 2012-07-13 CN CN201220338672XU patent/CN202747205U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102777848A (en) * | 2012-07-13 | 2012-11-14 | 苏州晶雷光电照明科技有限公司 | Light-emitting diode (LED) emergency lighting device |
| CN105208757A (en) * | 2015-11-11 | 2015-12-30 | 江苏银佳企业集团有限公司 | Emergency lighting control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130220 Termination date: 20130713 |