CN205299381U - LED lamp system - Google Patents
LED lamp system Download PDFInfo
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- CN205299381U CN205299381U CN201521140105.3U CN201521140105U CN205299381U CN 205299381 U CN205299381 U CN 205299381U CN 201521140105 U CN201521140105 U CN 201521140105U CN 205299381 U CN205299381 U CN 205299381U
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- power source
- light source
- colour light
- dimming power
- led lamp
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Abstract
The utility model discloses a LED lamp system, including first passive light modulator, the first power of adjusting luminance, the passive light modulator of second, second adjust luminance power and double -colored temperature light source, double -colored temperature light source includes the base plate and sets up the pleasantly warm chromatic light source of cool colour light source on the base plate, first passive light modulator passes through first adjust luminance the power with the cool colour light source is connected, is used for to adjust the luminance of cool colour light source, the passive light modulator of second passes through the second adjust luminance the power with the warm colour light source is connected, is used for to adjust the luminance of warm colour light source. Implement the utility model discloses a LED lamp system has following beneficial effect: color rendering index can reach higher still originality when being higher than the 4000K colour temperature.
Description
Technical field
This utility model relates to LED lamp field, particularly to a kind of LED lamp system.
Background technology
LEDCOB is a kind of emerging illuminating material, owing to it has a low energy consumption, life-span length, asepsis environment-protecting advantage, be widely used in commercial lighting field at present, have greatly the trend replacing conventional light source. the form of the commonly used monochromatic temperature of COB commercial lighting lamp on the market at present, on commercial lighting lamp, color rendering index is that (color rendering index is the index embodying photochromic reduction degree to the important optical parameter of commercial lighting, the highest be 100 we the color rendering index of sunlight is defined as 100, the natural light that other light is dispersed compared to the sun, the ratio of artificial light reproducibility and natural photo-reduction is exactly the color rendering index of this artificial light), but the technology based on current present stage, the photochromic of CRI (color rendering index) > 90Ra (unit of color rendering index) just can only can be made between 2700K��4000K colour temperature, for the light fixture higher than 4000K, just can only accomplish this limit critical point of color rendering index CRI > 80Ra.
Current white light LEDs mainly sends white light with blue chip through yellow fluorescent powder, the more high red pigments of color rendering index is more high, after more than 4000K colour temperature, just can only there be faint redness or xanthein, because higher than after 4000K colour temperature, the color relation of light to approach as blue light gradually, its red reproducibility photochromic just more and more weak, until higher than after 4000K colour temperature, just can only accomplish that color rendering index CRI > 80Ra is unable to reach higher reproducibility.
Utility model content
The technical problems to be solved in the utility model is in that, during for prior art above-mentioned higher than 4000K colour temperature, color rendering index is unable to reach the defect of higher reproducibility, it is provided that a kind of when higher than 4000K colour temperature color rendering index can reach the LED lamp system of higher reproducibility.
This utility model solves its technical problem and be the technical scheme is that a kind of LED lamp system of structure, including the first passive dimmer, first dimming power source, second passive dimmer, second dimming power source and double, two color temperature light sources, described pair of color temperature light sources includes substrate and the cool colour light source being arranged on substrate and warm colour light source, described first passive dimmer is connected with described cool colour light source by described first dimming power source, for regulating the brightness of described cool colour light source, described second passive dimmer is connected with described warm colour light source by described second dimming power source, for regulating the brightness of described warm colour light source.
In LED lamp system described in the utility model, four angles of described substrate are respectively equipped with cool colour light positive terminal pad, cool colour light negative terminal pad, warm colour light positive terminal pad and warm colour light negative terminal pad, one outfan of described first dimming power source is connected with described cool colour light positive terminal pad, another outfan of described first dimming power source is connected with described cool colour light negative terminal pad, one outfan of described second dimming power source is connected with described warm colour light positive terminal pad, and another outfan of described second dimming power source is connected with described warm colour light negative terminal pad.
Described in LED lamp system described in the utility model, the positive pole of the first passive dimmer is connected with the electrode input end of described first dimming power source by positive pole dim signal line, the negative pole of described first passive dimmer is connected with the negative input of described first dimming power source by negative pole dim signal line, and the live wire of civil power and zero line are connected with the another two input of described first dimming power source respectively.
In LED lamp system described in the utility model, the positive pole of described second passive dimmer is connected with the electrode input end of described second dimming power source by positive pole dim signal line, the negative pole of described second passive dimmer is connected with the negative input of described second dimming power source by negative pole dim signal line, and the live wire of civil power and zero line are connected with the another two input of described second dimming power source respectively.
In LED lamp system described in the utility model, described first passive dimmer and the second passive dimmer are the passive dimmer of 0��10V, and described first dimming power source and the second dimming power source are 0��10V dimming power source.
In LED lamp system described in the utility model, the drive current adjustment of described cool colour light source is 530MA, and the drive circuit of described warm colour light source is adjusted to 90MA.
In LED lamp system described in the utility model, also including light source bracket, described pair of color temperature light sources is fixed under described light source bracket.
In LED lamp system described in the utility model, also including power supply box, described first passive dimmer, the first dimming power source, the second passive dimmer and the second dimming power source are arranged at the inside of described power supply box.
In LED lamp system described in the utility model, described cool colour light source and warm colour light source are strip and are spaced.
Implement LED lamp system of the present utility model, have the advantages that owing to using the first passive dimmer, first dimming power source, second passive dimmer, second dimming power source and double, two color temperature light sources, double, two color temperature light sources include cool colour light source and warm colour light source, first passive dimmer is for regulating the brightness of cool colour light source, second passive dimmer is for regulating the brightness of warm colour light source, it is equivalent to cool colour light source and warm colour light source are carried out the adjustment on power, cool colour light source and warm colour light source is made to send different brightness respectively, realize colour mixture temperature, so color rendering index can reach higher reproducibility when higher than 4000K colour temperature.
Accompanying drawing explanation
In order to be illustrated more clearly that this utility model embodiment or technical scheme of the prior art, the accompanying drawing used required in embodiment or description of the prior art will be briefly described below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the premise not paying creative work, it is also possible to obtain other accompanying drawing according to these accompanying drawings.
Fig. 1 is the structural representation in one embodiment of this utility model LED lamp system;
Fig. 2 is the structural representation of double; two color temperature light sources in described embodiment.
Detailed description of the invention
Below in conjunction with the accompanying drawing in this utility model embodiment, the technical scheme in this utility model embodiment is clearly and completely described, it is clear that described embodiment is only a part of embodiment of this utility model, rather than whole embodiments. Based on the embodiment in this utility model, the every other embodiment that those of ordinary skill in the art obtain under not making creative work premise, broadly fall into the scope of this utility model protection.
In this utility model LED lamp system embodiment, the structural representation of its LED lamp system is as shown in Figure 1. In Fig. 1, this LED lamp system includes first passive dimmer the 11, first dimming power source 12, second passive dimmer the 21, second dimming power source 22 and double; two color temperature light sources 3, Fig. 2 is the structural representation of double; two color temperature light sources in the present embodiment. In the present embodiment, this pair of color temperature light sources 3 includes substrate 31, cool colour light source 32 and warm colour light source 33, cool colour light source 32 and warm colour light source 33 arrange on the substrate 31, it is usually the center being arranged on substrate 31, first passive dimmer 11 is connected with cool colour light source 32 by the first dimming power source 12, for regulating the brightness of cool colour light source 32, the second passive dimmer 21 pass through the second dimming power source 22 be connected with warm colour light source 33, for regulating the brightness of warm colour light source 33. By cool colour light source 32 and warm colour light source 33 are carried out the adjustment on power, cool colour light source 32 and warm colour light source 33 is made to send different brightness respectively, it is achieved colour mixture temperature, so color rendering index can reach higher reproducibility when higher than 4000K colour temperature.
It is noted that in the present embodiment, cool colour light source 32 and warm colour light source 33 are strip and are spaced. The number of cool colour light source 32 can be one, it is also possible to is multiple, and it can be one that warm colour light source 33 obtains number, it is also possible to be multiple. In concrete application, its number can be set according to real needs.
In the present embodiment, four angles of substrate 31 are respectively equipped with cool colour light positive terminal pad 13, cool colour light negative terminal pad 14, warm colour light positive terminal pad 23 and warm colour light negative terminal pad 24, one outfan of the first dimming power source 12 is connected with cool colour light positive terminal pad 13, another outfan of first dimming power source 12 is connected with cool colour light negative terminal pad 14, one outfan of the second dimming power source 22 is connected with warm colour light positive terminal pad 23, and another outfan of the second dimming power source 22 is connected with warm colour light negative terminal pad 24. In the present embodiment, the positive pole of the first passive dimmer 11 is connected by the electrode input end of positive pole dim signal line and the first dimming power source 12, the negative pole of the first passive dimmer 11 is connected by the negative input of negative pole dim signal line and the first dimming power source 12, and the live wire L and zero line N of civil power are connected with the another two input of the first dimming power source 12 respectively. The positive pole of the second passive dimmer 21 is connected by the electrode input end of positive pole dim signal line and the second dimming power source 22, the negative pole of the second passive dimmer 21 is connected by the negative input of negative pole dim signal line and the second dimming power source 22, and the live wire L and zero line N of civil power are connected with the another two input of the second dimming power source 22 respectively.
In the present embodiment, concrete, the first passive dimmer 11 and the second passive dimmer 21 are the passive dimmer of 0��10V, and the first dimming power source 12 and the second dimming power source 22 are 0��10V dimming power source. when the power of cool colour light source 32 is equal to 0, the power of warm colour light source 33 is full load, total colour temperature of double, two color temperature light sources 3 is 2700K, its color rendering index CRI > 97Ra, when the power of the warm colour light source 33 on this road of warm colour be adjusted to electric current be 0 time, the cool colour light source 32 on this road of cool colour is full load, at this moment colour temperature is 5800K, color rendering index CRI > 80Ra, when the driving electric current on cool colour light source 32 1 tunnel is adjusted to 530MA, one tunnel of warm colour light source 33 drives electric current to adjust in 90MA, now the colour temperature of double, two color temperature light sources 3 is 5075K, color rendering index CRI=93Ra, when 5000K colour temperature, color rendering index CRI > 90Ra, it it is no matter now the energy of warm colour the light source 33 or energy of cool colour light source 32 is all double to be contained, which solves in the market high color temperature time do not have red energy to cause that color rendering index can only more than the problem of this limit of 80Ra.
In the present embodiment, this LED lamp system also includes light source bracket (not shown), and double; two color temperature light sources 3 are fixed under light source bracket, and the shape of light source bracket is not limit. This LED lamp system also includes power supply box (not shown), and first passive dimmer the 11, first dimming power source the 12, second passive dimmer 21 and the second dimming power source 22 are arranged at the inside of power supply box. Material is thus formed a power supply (first dimming power source 12 and the second dimming power source 22) having two-way independently to control in driving and a double; two color temperature light sources 3, additionally double; two color temperature light sources are fixed by light source bracket, material is thus formed a complete lamp system.
In a word, in the present embodiment, LED lamp system uses double; two color temperature light sources 3 in four line two loops, which solve existing LEDCOB light fixture color rendering index CRI technological difficulties not above 90Ra when higher than 4000K colour temperature.
The foregoing is only preferred embodiment of the present utility model; not in order to limit this utility model; all within spirit of the present utility model and principle, any amendment of making, equivalent replacement, improvement etc., should be included within protection domain of the present utility model.
Claims (9)
1. a LED lamp system, it is characterized in that, including the first passive dimmer, the first dimming power source, the second passive dimmer, the second dimming power source and double; two color temperature light sources, described pair of color temperature light sources includes substrate and the cool colour light source being arranged on substrate and warm colour light source, described first passive dimmer is connected, is used for regulating the brightness of described cool colour light source by described first dimming power source with described cool colour light source, and described second passive dimmer is connected, is used for regulating the brightness of described warm colour light source by described second dimming power source with described warm colour light source.
2. LED lamp system according to claim 1, it is characterized in that, four angles of described substrate are respectively equipped with cool colour light positive terminal pad, cool colour light negative terminal pad, warm colour light positive terminal pad and warm colour light negative terminal pad, one outfan of described first dimming power source is connected with described cool colour light positive terminal pad, another outfan of described first dimming power source is connected with described cool colour light negative terminal pad, one outfan of described second dimming power source is connected with described warm colour light positive terminal pad, and another outfan of described second dimming power source is connected with described warm colour light negative terminal pad.
3. LED lamp system according to claim 1 and 2, it is characterized in that, the positive pole of described first passive dimmer is connected with the electrode input end of described first dimming power source by positive pole dim signal line, the negative pole of described first passive dimmer is connected with the negative input of described first dimming power source by negative pole dim signal line, and the live wire of civil power and zero line are connected with the another two input of described first dimming power source respectively.
4. LED lamp system according to claim 1 and 2, it is characterized in that, the positive pole of described second passive dimmer is connected with the electrode input end of described second dimming power source by positive pole dim signal line, the negative pole of described second passive dimmer is connected with the negative input of described second dimming power source by negative pole dim signal line, and the live wire of civil power and zero line are connected with the another two input of described second dimming power source respectively.
5. LED lamp system according to claim 1, it is characterised in that described first passive dimmer and the second passive dimmer are the passive dimmer of 0��10V, and described first dimming power source and the second dimming power source are 0��10V dimming power source.
6. LED lamp system according to claim 5, it is characterised in that the drive current adjustment of described cool colour light source is 530MA, the drive circuit of described warm colour light source is adjusted to 90MA.
7. LED lamp system according to claim 1, it is characterised in that also include light source bracket, described pair of color temperature light sources is fixed under described light source bracket.
8. LED lamp system according to claim 7, it is characterised in that also including power supply box, described first passive dimmer, the first dimming power source, the second passive dimmer and the second dimming power source are arranged at the inside of described power supply box.
9. according to the LED lamp system described in claim 1, it is characterised in that described cool colour light source and warm colour light source are strip and are spaced.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521140105.3U CN205299381U (en) | 2015-12-31 | 2015-12-31 | LED lamp system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201521140105.3U CN205299381U (en) | 2015-12-31 | 2015-12-31 | LED lamp system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205299381U true CN205299381U (en) | 2016-06-08 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201521140105.3U Expired - Fee Related CN205299381U (en) | 2015-12-31 | 2015-12-31 | LED lamp system |
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| CN (1) | CN205299381U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114165766A (en) * | 2021-12-06 | 2022-03-11 | 深圳市乐惠光电科技有限公司 | Lamp structure capable of adjusting color temperature |
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2015
- 2015-12-31 CN CN201521140105.3U patent/CN205299381U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114165766A (en) * | 2021-12-06 | 2022-03-11 | 深圳市乐惠光电科技有限公司 | Lamp structure capable of adjusting color temperature |
| CN114165766B (en) * | 2021-12-06 | 2023-06-30 | 深圳市乐惠光电科技有限公司 | Color temperature adjusting lamp structure |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160608 Termination date: 20161231 |
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| CF01 | Termination of patent right due to non-payment of annual fee |