CN202206611U - Driving device of light emitting diode capable of adjusting color temperature - Google Patents
Driving device of light emitting diode capable of adjusting color temperature Download PDFInfo
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- CN202206611U CN202206611U CN2011202947722U CN201120294772U CN202206611U CN 202206611 U CN202206611 U CN 202206611U CN 2011202947722 U CN2011202947722 U CN 2011202947722U CN 201120294772 U CN201120294772 U CN 201120294772U CN 202206611 U CN202206611 U CN 202206611U
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- emitting diode
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- colour temperature
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Abstract
The utility model provides a driving device of a light emitting diode capable of adjusting color temperature. The driving device is applicable to a first color temperature light emitting diode, a second color temperature light emitting diode, an alternating current power supply and a wall switch, wherein the alternating current power supply is electrically connected to the wall switch. The driving device comprises a first color temperature light emitting diode driving unit, a second color temperature light emitting diode driving unit, a first switch unit, a second switch unit and a section switch control unit, wherein according to the switching frequency of the wall switch, the section switch control unit controls the first switch unit to control the first color temperature light emitting diode driving unit to drive the first color temperature light emitting diode; and according to the switching frequency of the wall switch, the section switch control unit controls the second switch unit to control the second color temperature light emitting diode driving unit to drive the second color temperature light emitting diode. Therefore, an effect of multi-layer color temperature is achieved.
Description
Technical field
The light emitting diode drive device of the utility model relevant a kind of light emitting diode drive device, particularly a kind of adjustable color temperature.
Background technology
When Christian era, 19th-century was last, a Britain physicist Lord Kelvin had formulated the computing method of a cover colour temperature.Colour temperature is with absolute temperature (Kelvin K) expression, and a black object of (just-273 ℃ time) when the 0K black material of reflecting incident light (not can) can give out light in heating process, and along with the difference of temperature, light color can change.
When heating during approximately to 2000K, object can distribute red light, and during about 3000K, color transfers Huang to by blood orange, is white during to about 5000K, when about 8000K, is blueness.The temperature composition of high light line Smalt more is just many more, and composition red in the low more light of temperature is just many more, and colour temperature is represented with said method exactly.
For example, during 5400K white, noon, daylight on average was exactly 5400K; Be faint yellow during 4500K for example again, after the sunrise or sunset be exactly 4500K in previous hour; For example be yellow again during 3400K, general film studio lamp is 3400K.
Therefore, different light-emitting diodes also has different colour temperatures, and the colour temperature that has is brilliant white (for example colour temperature 5400K) relatively, and the colour temperature that has then is warm partially yellow-white (for example 4500K).Present known light emitting diode drive device seems dull and impracticable for only driving a kind of light-emitting diode of colour temperature, and is if can develop a kind of light emitting diode drive device of adjustable color temperature, that the application that makes light-emitting diode is more extensive and practical.
The utility model content
In view of this, the main purpose of the utility model is to provide a kind of light emitting diode drive device of adjustable color temperature, can drive the light-emitting diode of different-colour, thereby realizes the effect of multi-level colour temperature.
In order to achieve the above object; The utility model provides a kind of light emitting diode drive device of adjustable color temperature; The light emitting diode drive device of this adjustable color temperature is applied to the first colour temperature light-emitting diode, the second colour temperature light-emitting diode, AC power and switch on wall, and this AC power is electrically connected to this switch on wall.The light emitting diode drive device of this adjustable color temperature comprises: the first colour temperature light-emitting diode driver element is electrically connected to this first colour temperature light-emitting diode; The second colour temperature light-emitting diode driver element is electrically connected to this second colour temperature light-emitting diode; First switch element is electrically connected to this switch on wall and this first colour temperature light-emitting diode driver element; The second switch unit is electrically connected to this switch on wall and this second colour temperature light-emitting diode driver element; And the block switch control unit, be electrically connected to this AC power, this first switch element and this second switch unit.This block switch control unit is controlled this first switch element to control this this first colour temperature light-emitting diode of first colour temperature light-emitting diode drive unit drives according to the switch number of times of this switch on wall; This block switch control unit is controlled this second switch unit to control this this second colour temperature light-emitting diode of second colour temperature light-emitting diode drive unit drives according to the switch number of times of this switch on wall.
Further, said first switch element is a relay switch.
Further, said second switch unit is a relay switch.
Further, this drive unit also comprises first filter unit, is electrically connected to the said first colour temperature light-emitting diode driver element.
Further, this drive unit also comprises second filter unit, is electrically connected to the said second colour temperature light-emitting diode driver element.
Further, this drive unit also comprises first rectification unit, is electrically connected to said first filter unit.
Further, this drive unit also comprises second rectification unit, is electrically connected to said second filter unit.
Further, this drive unit also comprises the 3rd filter unit, is electrically connected to said block switch control unit.
Further, this drive unit also comprises the 3rd rectification unit, is electrically connected to said the 3rd filter unit and said AC power.
Further, this drive unit also comprises: the first fuse unit is electrically connected to said first rectification unit and said first switch element; And the second fuse unit, be electrically connected to said second rectification unit and said second switch unit.
Compared to prior art; The light emitting diode drive device of the adjustable color temperature of the utility model is through being provided with the block switch control unit; Make this block switch control unit can be according to the switch number of times of switch on wall; Control this first switch element to control this first colour temperature light-emitting diode drive unit drives, first colour temperature light-emitting diode; And make the switch number of times of this block switch control unit, control this second switch unit to control this second colour temperature light-emitting diode drive unit drives, second colour temperature light-emitting diode according to this switch on wall; Whereby, the utility model can drive the light-emitting diode of different-colour, thereby realizes the effect of multi-level colour temperature.
Description of drawings
Fig. 1 is the block diagram of embodiment of light emitting diode drive device of the adjustable color temperature of the utility model.
Description of reference numerals
The light emitting diode drive device 10 first colour temperature light-emitting diodes 20 of adjustable color temperature
The second colour temperature light-emitting diode, 30 AC powers 40
Switch on wall 50
The first colour temperature light-emitting diode driver element 102
The second colour temperature light-emitting diode driver element 104
First switch element, 106 second switch unit 108
Block switch control unit 110 first filter units 112
Second filter unit, 114 first rectification units 116
The 3rd rectification unit 122 first fuse unit 124
The second fuse unit 126
Embodiment
Detailed description of relevant the utility model and technology contents, with the conjunction with figs. explanation as follows, yet appended accompanying drawing is not to be used to limit to the utility model only as illustrative purposes.
Please refer to Fig. 1, be the block diagram of the embodiment of the light emitting diode drive device of the adjustable color temperature of the utility model.The light emitting diode drive device 10 of the adjustable color temperature of the utility model is applied to the first colour temperature light-emitting diode 20, the second colour temperature light-emitting diode 30, AC power 40 and switch on wall 50, and this AC power 40 is electrically connected to this switch on wall 50.
The light emitting diode drive device 10 of this adjustable color temperature comprises the first colour temperature light-emitting diode driver element 102, the second colour temperature light-emitting diode driver element 104, first switch element 106, second switch unit 108, block switch control unit 110, first filter unit 112, second filter unit 114, first rectification unit 116, second rectification unit 118, the 3rd filter unit 120, the 3rd rectification unit 122, the first fuse unit 124 and the second fuse unit 126.
This first colour temperature light-emitting diode driver element 102 is electrically connected to this first colour temperature light-emitting diode 20; This second colour temperature light-emitting diode driver element 104 is electrically connected to this second colour temperature light-emitting diode 30; This first switch element 106 is electrically connected to this switch on wall 50 and this first colour temperature light-emitting diode driver element 102; This second switch unit 108 is electrically connected to this switch on wall 50 and this second colour temperature light-emitting diode driver element 104; This block switch control unit 110 is electrically connected to this AC power 40, this first switch element 106 and this second switch unit 108.
This first filter unit 112 is electrically connected to this first colour temperature light-emitting diode driver element 102; This second filter unit 114 is electrically connected to this second colour temperature light-emitting diode driver element 104; This first rectification unit 116 is electrically connected to this first filter unit 112; This second rectification unit 118 is electrically connected to this second filter unit 114; The 3rd filter unit 120 is electrically connected to this block switch control unit 110; The 3rd rectification unit 122 is electrically connected to the 3rd filter unit 120 and this AC power 40; This first fuse unit 124 is electrically connected to this first rectification unit 116 and this first switch element 106; This second fuse unit 126 is electrically connected to this second rectification unit 118 and this second switch unit 108.
This first colour temperature light-emitting diode 20 can compare the 5400K of brilliant white for for example colour temperature, yet the utility model is decided according to design requirement not as limit; This second colour temperature light-emitting diode 30 can be the 4500K of the warmer yellow-white of for example colour temperature, yet the utility model is decided according to design requirement not as limit.
This first switch element 106 can be for example relay switch; This second switch unit 108 can be for example relay switch.
This block switch control unit 110 is controlled this first switch element 106 and is driven this first colour temperature light-emitting diode 20 to control this first colour temperature light-emitting diode driver element 102 according to the switch number of times of this switch on wall 50; This block switch control unit 110 is controlled this second switch unit 108 and is driven this second colour temperature light-emitting diode 30 to control this second colour temperature light-emitting diode driver element 104 according to the switch number of times of this switch on wall 50.Be exemplified below (suppose the 5400K of this first colour temperature light-emitting diode 20 for colour temperature comparison brilliant white, this second colour temperature light-emitting diode 30 is the 4500K of the warmer yellow-white of colour temperature) at present:
When the switch number of times of this switch on wall 50 is one time, (open this switch on wall 50 once), these block switch control unit 110 these first switch elements 106 of control drive this first colour temperature light-emitting diode 20 to control this first colour temperature light-emitting diode driver element 102.Only have this first colour temperature light-emitting diode 20 luminous this moment, therefore, seems the comparison brilliant white.
, the switch number of times of this switch on wall 50 (opens this switch on wall 50 once when being twice; Close again; Open again); These block switch control unit 110 these first switch elements 106 of control drive this first colour temperature light-emitting diode 20 to control this first colour temperature light-emitting diode driver element 102, and these block switch control unit 110 these second switch unit 108 of control drive this second colour temperature light-emitting diode 30 to control this second colour temperature light-emitting diode driver element 104.This moment, this first colour temperature light-emitting diode 20 and this second colour temperature light-emitting diode 30 all can be luminous, therefore, appeared as between brilliant white and warm look.
, the switch number of times of this switch on wall 50 (opens this switch on wall 50 once when being three times; Close again; Open again; Close again, open again), these block switch control unit 110 these second switch unit 108 of control drive this second colour temperature light-emitting diode 30 to control this second colour temperature light-emitting diode driver element 104.Only have this second colour temperature light-emitting diode 30 luminous this moment, therefore, appears as the warmer yellow-white of colour temperature.
A kind of embodiment of the utility model is that the time interval of this switch on wall 50 of above-mentioned open and close must not will be regarded as opening for the first time otherwise open once more greater than Preset Time (for example five seconds).
In addition; After opening through this switch on wall 50, this AC power 40 flows through this first switch element 106 and this first fuse unit 124 of unlatching; Carry out rectification through this first rectification unit 116; Carry out filtering through this first filter unit 112 again and obtain direct voltage, supply with this first colour temperature light-emitting diode driver element 102 and drive this first colour temperature light-emitting diode 20.
After opening through this switch on wall 50, this AC power 40 flows through this second switch unit 108 and this second fuse unit 126 of unlatching; Carry out rectification through this second rectification unit 118; Carry out filtering through this second filter unit 114 again and obtain direct voltage, supply with this second colour temperature light-emitting diode driver element 104 and drive this second colour temperature light-emitting diode 30.
This AC power 40 is carried out rectification through the 3rd rectification unit 122, carries out filtering through the 3rd filter unit 120 again and obtains direct voltage, supplies with this block switch control unit 110.
Foregoing is the light-emitting diode of two kinds of colour temperatures of combination drive, however the utility model not as limit, can be according to the light-emitting diode of three kinds of design requirement combination drives even more kinds of colour temperatures, thus reach the effect of multi-level colour temperature.
The above is merely the specifying of preferred embodiment of the utility model, is not the protection range in order to limitation the utility model, and any equivalent transformation of other of the utility model all should belong to the application's claim scope.
Claims (10)
1. the light emitting diode drive device of an adjustable color temperature; It is characterized in that; The light emitting diode drive device of this adjustable color temperature is applied to the first colour temperature light-emitting diode, the second colour temperature light-emitting diode, AC power and switch on wall; This AC power is electrically connected to this switch on wall, and the light emitting diode drive device of this adjustable color temperature comprises:
The first colour temperature light-emitting diode driver element is electrically connected to this first colour temperature light-emitting diode;
The second colour temperature light-emitting diode driver element is electrically connected to this second colour temperature light-emitting diode;
First switch element is electrically connected to this switch on wall and this first colour temperature light-emitting diode driver element;
The second switch unit is electrically connected to this switch on wall and this second colour temperature light-emitting diode driver element; And
The block switch control unit is electrically connected to this AC power, this first switch element and this second switch unit,
Wherein, this block switch control unit is controlled this first switch element to control this this first colour temperature light-emitting diode of first colour temperature light-emitting diode drive unit drives according to the switch number of times of this switch on wall; This block switch control unit is controlled this second switch unit to control this this second colour temperature light-emitting diode of second colour temperature light-emitting diode drive unit drives according to the switch number of times of this switch on wall.
2. the light emitting diode drive device of adjustable color temperature as claimed in claim 1 is characterized in that, said first switch element is a relay switch.
3. the light emitting diode drive device of adjustable color temperature as claimed in claim 2 is characterized in that, said second switch unit is a relay switch.
4. the light emitting diode drive device of adjustable color temperature as claimed in claim 3 is characterized in that, this drive unit also comprises first filter unit, is electrically connected to the said first colour temperature light-emitting diode driver element.
5. the light emitting diode drive device of adjustable color temperature as claimed in claim 4 is characterized in that, this drive unit also comprises second filter unit, is electrically connected to the said second colour temperature light-emitting diode driver element.
6. the light emitting diode drive device of adjustable color temperature as claimed in claim 5 is characterized in that, this drive unit also comprises first rectification unit, is electrically connected to said first filter unit.
7. the light emitting diode drive device of adjustable color temperature as claimed in claim 6 is characterized in that, this drive unit also comprises second rectification unit, is electrically connected to said second filter unit.
8. the light emitting diode drive device of adjustable color temperature as claimed in claim 7 is characterized in that, this drive unit also comprises the 3rd filter unit, is electrically connected to said block switch control unit.
9. the light emitting diode drive device of adjustable color temperature as claimed in claim 8 is characterized in that, this drive unit also comprises the 3rd rectification unit, is electrically connected to said the 3rd filter unit and said AC power.
10. the light emitting diode drive device of adjustable color temperature as claimed in claim 9 is characterized in that, this drive unit also comprises:
The first fuse unit is electrically connected to said first rectification unit and said first switch element; And
The second fuse unit is electrically connected to said second rectification unit and said second switch unit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202947722U CN202206611U (en) | 2011-08-15 | 2011-08-15 | Driving device of light emitting diode capable of adjusting color temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011202947722U CN202206611U (en) | 2011-08-15 | 2011-08-15 | Driving device of light emitting diode capable of adjusting color temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202206611U true CN202206611U (en) | 2012-04-25 |
Family
ID=45970701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011202947722U Expired - Fee Related CN202206611U (en) | 2011-08-15 | 2011-08-15 | Driving device of light emitting diode capable of adjusting color temperature |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202206611U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103471027A (en) * | 2013-09-25 | 2013-12-25 | 黄诵卫 | Adjustable-color-temperature LED (Light Emitting Diode) light source module |
| CN104582170A (en) * | 2014-12-29 | 2015-04-29 | 浙江欧易新能源有限公司 | Control method for color-temperature-changing LED light source |
-
2011
- 2011-08-15 CN CN2011202947722U patent/CN202206611U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103471027A (en) * | 2013-09-25 | 2013-12-25 | 黄诵卫 | Adjustable-color-temperature LED (Light Emitting Diode) light source module |
| CN104582170A (en) * | 2014-12-29 | 2015-04-29 | 浙江欧易新能源有限公司 | Control method for color-temperature-changing LED light source |
| CN104582170B (en) * | 2014-12-29 | 2017-03-15 | 浙江欧易新能源有限公司 | A kind of control method of color temperature LED light source |
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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: 20120425 Termination date: 20130815 |