CN103982804A - Driving-free color temperature adjustable device and lamp - Google Patents
Driving-free color temperature adjustable device and lamp Download PDFInfo
- Publication number
- CN103982804A CN103982804A CN201410241815.9A CN201410241815A CN103982804A CN 103982804 A CN103982804 A CN 103982804A CN 201410241815 A CN201410241815 A CN 201410241815A CN 103982804 A CN103982804 A CN 103982804A
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- chip
- color temperature
- rectifier bridge
- circuit
- adjustable color
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Abstract
The invention discloses a driving-free color temperature adjustable device which comprises a rectifier bridge, multiple paths of switch circuits and at least two paths of chip circuits formed by connecting high-voltage LED chips in series. The input ends of all paths of the chip circuits are correspondingly and electrically connected to different output ends of the multiple paths of the switch circuits, the output ends of the chip circuits are electrically connected to the negative output end of the rectifier bridge together, the input ends of the multiple paths of the switch circuits are electrically connected to the positive output end of the rectifier bridge, and the input end of the rectifier bridge is electrically connected the voltage input end of the device, wherein the high-voltage LED chips of all the chip circuits are coated with fluorescent powder under different color temperatures, and the rate working voltages of all the chip circuits range from 220 V to 350 V. The invention further discloses a lamp with color temperature adjustable. The color temperature adjustable device and the lamp are free of driving power supplies, electrolytic capacitors are not used, and the service life is long.
Description
Technical field
The present invention relates to LED colour temperature and regulate field, particularly relate to the moving adjustable color temperature device of a kind of free drive and light fixture.
Background technology
Development day by day along with LED lighting engineering, LED light fixture is more and more applied to various occasions, requirement for LED light fixture is also more and more higher, and the LED light fixture of common monochromatic temperature has been difficult to meet the requirement in market, and the LED light fixture of variable color-temperature is more and more subject to consumers in general's favor.
At present, the adjustable color temperature technology of LED light fixture is the design based on driving power mostly, and uses the light source chip of multiple color temperatures, or uses and mix red light chips, thereby realizes the colour temperature variation of LED light fixture.But, because driving power contains the impact of the components and parts that electric capacity equivalent life is lower, reduced in the life-span of LED light fixture, cannot realize long-life advantage truly.
Summary of the invention
Technical problem to be solved by this invention is: the moving adjustable color temperature device of free drive and light fixture that a kind of longer service life is provided.
In order to solve the problems of the technologies described above, the technical solution used in the present invention is:
Free drive moves an adjustable color temperature device, comprises the chip circuit that rectifier bridge, multi-way switch circuit and the series connection of at least two route high-voltage LED chips form;
The input correspondence of described every road chip circuit is electrically connected on the different outputs of described multi-way switch circuit, the output of chip circuit is electrically connected on the cathode output end of rectifier bridge jointly, the input of multi-way switch circuit is electrically connected on the cathode output end of rectifier bridge, and the input of rectifier bridge is electrically connected to the voltage input end of device;
Wherein, apply the fluorescent material of different-colour on the high-voltage LED chip of every road chip circuit, the rated operational voltage of every road chip circuit is 220V～350V.
The present invention also discloses the moving adjustable color temperature light fixture of a kind of free drive, comprises lampshade, lamp panel and the as above moving adjustable color temperature device of free drive described in technical scheme;
Described lamp cover is located on lamp panel, and described chip circuit and rectifier bridge are arranged in lamp panel and the formed cavity of lampshade.
Beneficial effect of the present invention is: be different from the colour temperature of adjusting light fixture in prior art by driving power, the present invention converts alternating current to direct current by rectifier bridge, by the chip circuit that the series connection of high-voltage LED chip is formed, make the rated voltage at chip circuit two ends and the output voltage of rectifier bridge suitable, and select different chip line conductions by multi-way switch circuit, thereby realize colour temperature, regulate.The electric circuit constitute of the present invention is simple, without using driving power and electrochemical capacitor, therefore, has greatly extended the service life of device.
Accompanying drawing explanation
Fig. 1 is the circuit connection diagram of the moving adjustable color temperature device of an embodiment of the present invention free drive;
Fig. 2 is the connection diagram of this Fig. 1 chips circuit;
Main label declaration:
10-chip circuit; 11-high-voltage LED chip; 20-substrate; 30-rectifier bridge; 40-multi-way switch circuit.
The specific embodiment
By describing technology contents of the present invention, structural feature in detail, being realized object and effect, below in conjunction with embodiment and coordinate accompanying drawing to be explained in detail.
The design of most critical of the present invention is: by 11 series connection of high-voltage LED chip are formed to chip circuit 10, make the rated voltage of chip circuit 10 and the output voltage of rectifier bridge 30 adaptive, and select the chip circuit 10 of not going the same way to work by variable connector, thereby realize, exempt from driving power, extend the service life of color-temperature regulating device and light fixture.
Refer to Fig. 1 and Fig. 2, a kind of free drive moves adjustable color temperature device, comprises the chip circuit 10 that rectifier bridge 30, multi-way switch circuit 40 and at least two route high-voltage LED chip 11 series connection form;
The input correspondence of described every road chip circuit 10 is electrically connected on the different outputs of described multi-way switch circuit 40, the output of chip circuit 10 is electrically connected on the cathode output end of rectifier bridge 30 jointly, the input of multi-way switch circuit 40 is electrically connected on the cathode output end of rectifier bridge 30, and the input of rectifier bridge 30 is electrically connected to the voltage input end of device;
Wherein, apply the fluorescent material of different-colour on the high-voltage LED chip 11 of every road chip circuit 10, the rated operational voltage of every road chip circuit 10 is 220V～350V.
Operation principle in present embodiment is, rectifier bridge 30 converts the alternating current of AC power to direct current, because of the galvanic voltage of rectifier bridge 30 output suitable with the rated operational voltage of the chip circuit 10 that forms of being connected by LED chip, therefore, the direct current of rectifier bridge 30 outputs can be directly for chip circuit 10, by multi-way switch circuit 40, control chip circuit 10 conductings of conducting different-colour, thereby realize colour temperature, regulate.
From foregoing description, beneficial effect of the present invention is: the present invention converts alternating current to direct current by rectifier bridge 30, by the chip circuit 10 that 11 series connection of high-voltage LED chip are formed, make the rated voltage at chip circuit 10 two ends and the output voltage of rectifier bridge 30 suitable, and select different chip circuit 10 conductings by multi-way switch circuit 40, thereby realize colour temperature, regulate.The electric circuit constitute of the present invention is simple, and colour temperature is easy to adjust quick, without using driving power and electrochemical capacitor, therefore, greatly extend the service life of device, realized the LED light fixture high life truly, greatly reduce costs, reduce the technological process of production simultaneously, enhance productivity.
Further, in the present embodiment, the rated operational voltage of described high-voltage LED chip 11 is 48～56V, and therefore, in every road chip circuit 10, the number of the high-voltage LED chip 11 of series connection is 6.In other embodiments, can select the LED chip of other rated operational voltages, meanwhile, also adjust accordingly the series connection number of LED chip, this adaptation of voltage that the rated operational voltage that makes 10 liang, chip circuit that LED chip series connection forms and rectifier bridge 30 are exported.
In the present embodiment, the fluorescent material applying on the high-voltage LED chip 11 of described chip circuit 10 is combination or green emitting phosphor and the red fluorescence powder combination of YAG yellow fluorescent powder, YAG yellow fluorescent powder and red fluorescence powder.Wherein, the painting mode of covering of fluorescent material can be that silica gel mixing is directly coated in chip surface, also can adopt long-range coating mode of excitation.
And in order to realize better mixed light, described every road chip circuit 10 is uniformly-spaced arranged on substrate 20.In the present embodiment, arranging evenly between described LED chip, and carry out mixed light on single device, realizes even light mixing, compares existingly by different-colour LED chip light source, to realize mixed light, have colour consistency and luminous evenly.
In the present embodiment, in order to enrich colour temperature adjusting range, described multi-way switch circuit 40 can be selected above chip circuit 10 conductings of any road, two-way or two-way.Therefore, not only can circuit chip circuit 10 luminous, can also realize the above chip circuit 10 of any two-way and two-way luminous, enriched the combination of chip circuit 10, can adjust as required abundanter colour temperature.
In the present embodiment, on described multi-way switch circuit 40, be provided with colour temperature regulating key, described colour temperature regulating key is selected input for obtaining user's colour temperature, and chip circuit 10 conductings corresponding according to described input selection.At described button, comprise the Macintosh of a combination function, by described Macintosh, can select two-way and chip circuit 10 conductings more than two-way simultaneously.
The present invention also provides a kind of free drive to move adjustable color temperature light fixture, comprises the moving adjustable color temperature device of free drive described in lampshade, lamp panel and above embodiment;
Described lamp cover is located on lamp panel, and described chip circuit 10 and rectifier bridge 30 are arranged in lamp panel and the formed cavity of lampshade.
In one embodiment, described multi-way switch circuit 40 extends to beyond lamp panel by wire, is provided with colour temperature regulating key on multi-way switch circuit 40.When installing and using, described multi-way switch circuit 40 is installed on wall.Therefore, by input, can realize colour temperature regulates.
In another embodiment, described multi-way switch circuit 40 is arranged in lampshade and the formed cavity of lamp panel, and multi-way switch circuit 40 comprises a Digiplex and wireless receiving module.Therefore, by wireless remote control, can regulate easily colour temperature.
In sum, the moving adjustable color temperature device of free drive provided by the invention and light fixture are without using driving power, long service life, simultaneously, reduce the technological process of production, improved production efficiency, further, adjustable color temperature device of the present invention and light fixture mixed light colour consistency good, luminous evenly and colour temperature regulate control convenient.
The foregoing is only embodiments of the invention; not thereby limit the scope of the claims of the present invention; every equivalent structure or conversion of equivalent flow process that utilizes description of the present invention and accompanying drawing content to do; or be directly or indirectly used in other relevant technical fields, be all in like manner included in scope of patent protection of the present invention.
Claims (7)
1. the moving adjustable color temperature device of free drive, is characterized in that, comprises the chip circuit that rectifier bridge, multi-way switch circuit and the series connection of at least two route high-voltage LED chips form;
The input correspondence of described every road chip circuit is electrically connected on the different outputs of described multi-way switch circuit, the output of chip circuit is electrically connected on the cathode output end of rectifier bridge jointly, the input of multi-way switch circuit is electrically connected on the cathode output end of rectifier bridge, and the input of rectifier bridge is electrically connected to the voltage input end of device;
Wherein, apply the fluorescent material of different-colour on the high-voltage LED chip of every road chip circuit, the rated operational voltage of every road chip circuit is 220V～350V.
2. the moving adjustable color temperature device of free drive according to claim 1, is characterized in that, the rated operational voltage of described high-voltage LED chip is 48～56V, and the number of the high-voltage LED chip of connecting in the chip circuit of every road is 6.
3. free drive according to claim 1 moves adjustable color temperature device, it is characterized in that, the fluorescent material applying on the high-voltage LED chip of described chip circuit is combination or green emitting phosphor and the red fluorescence powder combination of YAG yellow fluorescent powder, YAG yellow fluorescent powder and red fluorescence powder.
4. according to the moving adjustable color temperature device of the free drive described in claim 2 or 3, it is characterized in that, described every road chip circuit is uniformly-spaced arranged on substrate.
5. the moving adjustable color temperature device of free drive according to claim 4, is characterized in that, described multi-way switch circuit can be selected the above chip line conduction of any road, two-way or two-way.
6. free drive according to claim 4 moves adjustable color temperature device, it is characterized in that, on described multi-way switch circuit, be provided with colour temperature regulating key, described colour temperature regulating key is selected input for obtaining user's colour temperature, and the chip line conduction corresponding according to described input selection.
7. the moving adjustable color temperature light fixture of free drive, is characterized in that, comprises the moving adjustable color temperature device of the arbitrary described free drive of lampshade, lamp panel and the claims 1～6;
Described lamp cover is located on lamp panel, and described chip circuit and rectifier bridge are arranged in lamp panel and the formed cavity of lampshade.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410241815.9A CN103982804B (en) | 2014-05-30 | 2014-05-30 | A kind of free drive moves adjustable color temperature device and light fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410241815.9A CN103982804B (en) | 2014-05-30 | 2014-05-30 | A kind of free drive moves adjustable color temperature device and light fixture |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103982804A true CN103982804A (en) | 2014-08-13 |
| CN103982804B CN103982804B (en) | 2016-02-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410241815.9A Active CN103982804B (en) | 2014-05-30 | 2014-05-30 | A kind of free drive moves adjustable color temperature device and light fixture |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107027223A (en) * | 2017-05-22 | 2017-08-08 | 中山市速来特电器有限公司 | A kind of high drive IC circuits of color-temperature regulating for LED lamp |
| CN109237419A (en) * | 2017-06-06 | 2019-01-18 | 法雷奥照明湖北技术中心有限公司 | Variable color luminaire and motor vehicles with the lighting device |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110298381A1 (en) * | 2009-02-20 | 2011-12-08 | Koninklijke Philips Electronics N.V. | Dimmable light source with temperature shift |
| JP2013134933A (en) * | 2011-12-27 | 2013-07-08 | Foxsemicon Integrated Technology Inc | Ac light-emitting diode lighting device |
| CN103343904A (en) * | 2013-07-11 | 2013-10-09 | 王珏越 | Integrated photoelectric engine module |
| CN103742843A (en) * | 2014-01-20 | 2014-04-23 | 苏州鸿益丰光电有限公司 | LED (light emitting diode) ceiling lamp in multiple-light-distributing mode and multiple-light-distributing method for LED ceiling lamp |
-
2014
- 2014-05-30 CN CN201410241815.9A patent/CN103982804B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110298381A1 (en) * | 2009-02-20 | 2011-12-08 | Koninklijke Philips Electronics N.V. | Dimmable light source with temperature shift |
| JP2013134933A (en) * | 2011-12-27 | 2013-07-08 | Foxsemicon Integrated Technology Inc | Ac light-emitting diode lighting device |
| CN103343904A (en) * | 2013-07-11 | 2013-10-09 | 王珏越 | Integrated photoelectric engine module |
| CN103742843A (en) * | 2014-01-20 | 2014-04-23 | 苏州鸿益丰光电有限公司 | LED (light emitting diode) ceiling lamp in multiple-light-distributing mode and multiple-light-distributing method for LED ceiling lamp |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107027223A (en) * | 2017-05-22 | 2017-08-08 | 中山市速来特电器有限公司 | A kind of high drive IC circuits of color-temperature regulating for LED lamp |
| CN107027223B (en) * | 2017-05-22 | 2018-06-15 | 中山市速来特电器有限公司 | A kind of high drive IC circuits of color-temperature regulating for LED lamp |
| CN109237419A (en) * | 2017-06-06 | 2019-01-18 | 法雷奥照明湖北技术中心有限公司 | Variable color luminaire and motor vehicles with the lighting device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103982804B (en) | 2016-02-03 |
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