CN103237389A - Lighting device - Google Patents
Lighting device Download PDFInfo
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- CN103237389A CN103237389A CN2013101434094A CN201310143409A CN103237389A CN 103237389 A CN103237389 A CN 103237389A CN 2013101434094 A CN2013101434094 A CN 2013101434094A CN 201310143409 A CN201310143409 A CN 201310143409A CN 103237389 A CN103237389 A CN 103237389A
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- power supply
- lighting
- lighting device
- cat4014
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Abstract
The embodiment of the invention discloses a lighting device, which is used for effectively improving the luminous efficiency of a lighting light source, and is long in service life. The lighting device provided by the embodiment of the invention comprises a power source component, connecting lines and a lighting component, wherein the power source component is connected with the lighting component through connecting lines; the power source component is a switch power source; the lighting part comprises an LED (light-emitting diode) lamp bank; as the switch power source can be impacted more than ten thousands of times, and the LED lamp can be used for 50,000 hours, the lighting device is long in service life; and in addition, the energy consumption of the LED lamp is equal to 42% of energy consumption of a fluorescent tube with the same brightness, so that the device is energy-conservation and efficient.
Description
Technical field
The present invention relates to electronic circuit field, relate in particular to a kind of lighting device.
Background technology
Present existing refrigerator and refrigerator adopt incandescent lamp and fluorescent lamp as lighting source.
Incandescent lamp is not energy-conservation, the life-span not length be the shortcoming of generally acknowledging; The luminous efficiency of fluorescent lamp approximately is 55-80lm/W in addition, and luminous efficiency approximately has only 70%, and the actuator electrical source efficiency is 85%, and the life-span aspect has only 5,000 hours usually, and contains mercury.
Summary of the invention
The embodiment of the invention provides a kind of lighting device, is used for effectively improving the luminous efficiency of lighting source, and long service life.
A kind of lighting device that the embodiment of the invention provides specifically comprises:
Power supply unit, connecting line and illuminace component, power supply unit is connected by connecting line with illuminace component, and power supply unit is Switching Power Supply; Illuminace component comprises LED lamp group.
Optionally,
Illuminace component comprises: interface portion, constant current portion and Lighting Division;
Constant current portion, interface portion and Lighting Division are connected.
Lighting Division comprises LED lamp group and anti-surge resistance;
LED lamp group is connected with anti-surge resistance.
Optionally,
Interface portion is used the DISP interface;
First pin of DISP interface connects the positive pole of power supply, the 3rd pin ground connection, and second pin and the 4th pin connect control switch.
Optionally,
Constant current portion comprises CAT4014 element and resistance;
The CAT4014 element is connected with resistance;
The CAT4014 element arranges the pin electric current by resistance.
Optionally,
Interface portion also comprises the U3 integrated package, is used to the CAT4014 element that burning voltage is provided.
Optionally,
The restriction of CAT4014 component pin electric current can only be passed through 55 ± 5%mA, and deboost is not more than 1.5V.
As can be seen from the above technical solutions, the embodiment of the invention has the following advantages:
A kind of lighting device that the embodiment of the invention provides comprises power supply unit, connecting line and illuminace component, and power supply unit is connected by connecting line with illuminace component.Wherein power supply unit is Switching Power Supply; Illuminace component comprises LED lamp group.Because Switching Power Supply can impact more than 100,000 times, and the LED lamp can use 50,000 hours, and institute is so that this device long service life.Secondly the LED lamp equals 42% of equal brightness fluorescent tube energy consumption, and institute is so that this device efficient energy-saving.
Description of drawings
The lighting device embodiment partial structurtes figure that Fig. 1 provides for the embodiment of the invention.
Embodiment
The embodiment of the invention provides a kind of lighting device, is used for effectively improving the luminous efficiency of lighting source, and long service life.
See also Fig. 1 below, a kind of lighting device embodiment that the embodiment of the invention provides specifically comprises power supply unit, connecting line and illuminace component, and power supply unit is connected by connecting line with illuminace component; Power supply unit is Switching Power Supply; Illuminace component comprises LED lamp group.
The input voltage range that need to prove power supply unit is 110VAC-220VAC, is output as 19.5VDC and 12VDC, and output and forceful electric power have safe and reliable isolation.Power supply unit adopts the frequency hopping control technology, and power consumption control is in 1W under the ideal case.
Power supply unit is connected by connecting line with illuminace component, and three parts connect by docking mode, and connecting line adopts the four-core line, is divided into two power supplies, two controls.
Illuminace component comprises: interface portion 101, constant current portion 102 and Lighting Division 103;
Need to prove that LED lamp group 1031 can adopt the LED lamp serial connection of 6 0.2W, the anti-surge resistance 1032 of 72R*30805 of series connection on every string.
Can LED lamp group 1031 be divided into 3 kinds of length according to brightness demand difference, 6 kinds of specifications are respectively 12 lamps, 24 lamps, long 354mm; 18 lamps, 36 lamps, long 634mm; 30 lamps, 60 lamps, long 931mm.
Constant current portion 102 comprises CAT4014 element 1021 and resistance 1022, CAT4014 element 1021 driving LED lamps, and CAT4014 element 1021 arranges the pin electric current by resistance 1022.
Need to prove that the restriction of CAT4014 element 1021 pin electric currents can only be passed through 55 ± 5%mA, deboost is not more than 1.5V.
As can be seen from the above technical solutions, the embodiment of the invention has the following advantages:
A kind of lighting device that the embodiment of the invention provides comprises power supply unit, connecting line and illuminace component, and power supply unit is connected by connecting line with illuminace component, and wherein power supply unit is Switching Power Supply; Illuminace component comprises LED lamp group 1031.Because Switching Power Supply can impact more than 100,000 times, and the LED lamp can use 50,000 hours, and institute is so that this device long service life.Power supply unit adopts the frequency hopping control technology, and power consumption control is in 1W under the ideal case, and the LED lamp equals 42% of equal brightness fluorescent tube energy consumption, and institute is so that this device efficient energy-saving.
The above, above embodiment only in order to technical scheme of the present invention to be described, is not intended to limit; Although with reference to previous embodiment the present invention is had been described in detail, those of ordinary skill in the art is to be understood that: it still can be made amendment to the technical scheme that aforementioned each embodiment puts down in writing, and perhaps part technical characterictic wherein is equal to replacement; And these modifications or replacement do not make the essence of appropriate technical solution break away from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (6)
1. a lighting device comprises power supply unit, connecting line and illuminace component, and described power supply unit is connected by described connecting line with described illuminace component, it is characterized in that, described power supply unit is Switching Power Supply; Described illuminace component comprises LED lamp group.
2. lighting device according to claim 1 is characterized in that,
Described illuminace component comprises: interface portion, constant current portion and Lighting Division;
Described constant current portion, described interface portion are connected with described Lighting Division.
Described Lighting Division comprises LED lamp group and anti-surge resistance;
Described LED lamp group is connected with described anti-surge resistance.
3. lighting device according to claim 2 is characterized in that,
Described interface portion is used the DISP interface;
First pin of described DISP interface connects the positive pole of power supply, the 3rd pin ground connection, and second pin and the 4th pin connect control switch.
4. lighting device according to claim 2 is characterized in that,
Described constant current portion comprises CAT4014 element and resistance;
Described CAT4014 element is connected with described resistance;
Described CAT4014 element arranges the pin electric current by described resistance.
5. lighting device according to claim 4 is characterized in that,
Described interface portion also comprises the U3 integrated package, is used to the CAT4014 element that burning voltage is provided.
6. according to claim 4 or 5 described lighting devices, it is characterized in that,
Described CAT4014 component pin electric current restriction can only be passed through 55 ± 5%mA, and deboost is not more than 1.5V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101434094A CN103237389A (en) | 2013-04-23 | 2013-04-23 | Lighting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2013101434094A CN103237389A (en) | 2013-04-23 | 2013-04-23 | Lighting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103237389A true CN103237389A (en) | 2013-08-07 |
Family
ID=48885391
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2013101434094A Pending CN103237389A (en) | 2013-04-23 | 2013-04-23 | Lighting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103237389A (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101042211A (en) * | 2006-03-23 | 2007-09-26 | 中山市莱尔照明有限公司 | LEDlighting lamp |
| CN201286184Y (en) * | 2008-10-16 | 2009-08-05 | 杭州奥能电源设备有限公司 | Multipath outputting constant current LED driver circuit |
| US20110169408A1 (en) * | 2010-01-14 | 2011-07-14 | Hui San Chen | Circuit structure of light-emitting diode (led) lamp |
-
2013
- 2013-04-23 CN CN2013101434094A patent/CN103237389A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101042211A (en) * | 2006-03-23 | 2007-09-26 | 中山市莱尔照明有限公司 | LEDlighting lamp |
| CN201286184Y (en) * | 2008-10-16 | 2009-08-05 | 杭州奥能电源设备有限公司 | Multipath outputting constant current LED driver circuit |
| US20110169408A1 (en) * | 2010-01-14 | 2011-07-14 | Hui San Chen | Circuit structure of light-emitting diode (led) lamp |
Non-Patent Citations (1)
| Title |
|---|
| ON SEMICONDUCTOR: "《CAT4104》", 31 March 2010, article "700mA quad channel cinatant current led driver", pages: 1-13 * |
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Application publication date: 20130807 |