CN202195296U - LED illuminating lamp with adjustable color temperature - Google Patents
LED illuminating lamp with adjustable color temperature Download PDFInfo
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- CN202195296U CN202195296U CN201120246212XU CN201120246212U CN202195296U CN 202195296 U CN202195296 U CN 202195296U CN 201120246212X U CN201120246212X U CN 201120246212XU CN 201120246212 U CN201120246212 U CN 201120246212U CN 202195296 U CN202195296 U CN 202195296U
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- 238000004806 packaging method and process Methods 0.000 claims abstract description 22
- 239000000843 powder Substances 0.000 claims abstract description 16
- 238000004020 luminiscence type Methods 0.000 claims description 17
- XUIMIQQOPSSXEZ-UHFFFAOYSA-N Silicon Chemical compound [Si] XUIMIQQOPSSXEZ-UHFFFAOYSA-N 0.000 claims description 9
- 229910052710 silicon Inorganic materials 0.000 claims description 9
- 239000010703 silicon Substances 0.000 claims description 9
- 238000005538 encapsulation Methods 0.000 claims description 4
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000007789 sealing Methods 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 3
- 238000005286 illumination Methods 0.000 description 7
- 230000001105 regulatory effect Effects 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 2
- 230000001276 controlling effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002932 luster Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 230000035807 sensation Effects 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
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Abstract
The utility model discloses an LED illuminating lamp with adjustable color temperature, comprising a lighting unit, a control unit and a packaging body, wherein the lighting unit includes at least one blue LED and at least one red LED, the control unit is connected with the lighting unit to change the current of the red LED and adjust the brightness of the red LED, and the packaging body is coated with yellow fluorescent powder which is used for mixing color with the blue LED so as to form and output white light. The color temperature of the LED illuminating lamp can be adjusted in different times and occasions. Moreover, the LED illuminating lamp is uniform in lighting, soft in light emitted and excellent in lighting effects.
Description
Technical field
The utility model relates to lighting device, in particular a kind of LED illuminating lamp of adjustable color temperature.
Background technology
Since the LED light fixture comes into the market, how with novel structure, photochromic distinctness, evenly, energy-conserving and environment-protective, have can with advantages such as existing conventional lamp is supporting.
In the prior art, common LED white light light fixture, as long as the white light LEDs specification is fixed, the white light color and luster of the light that is then gone out is just fixing.In some occasion, the fixing LED light fixture of single-shot white light, suitable in the sensation illumination on daytime that the people is movable, but at black night, one experiences white light when naked eyes, will be special dazzling, the stronger stimulation that eyes can receive.And at present; Mostly on the market is monochromatic luminous, or luminosity is variable etc. comparatively common, like infrared remote controlled light modulated, controllable silicon light modulation etc.; Mostly only can change luminosity; Can not satisfy when using same light fixture, according to different time, different occasions is adjusted to a LED white light colour temperature in the OK range with the LED light fixture.
Therefore, there is defective in prior art, needs to improve.
Summary of the invention
The utility model technical problem to be solved is: provide a kind of can according to different time and different occasions regulate colour temperature, luminous evenly, the LED illuminating lamp of the adjustable color temperature of soft, the good illumination effect of light.
The technical scheme of the utility model is following: a kind of LED illuminating lamp of adjustable color temperature, comprise luminescence unit, control module and packaging body, and wherein, said luminescence unit comprises at least one blue led and at least one red LED; Said control module is connected with said luminescence unit, is used to change the electric current of said red LED, adjusts the luminosity of said red LED; On the said packaging body yellow fluorescent powder is set, is used for blue light mixed light, formation white light and the output of sending with each blue led.
Be applied to technique scheme, in the described LED illuminating lamp, said luminescence unit fixed sealing is contained in the said packaging body, and said control module is fixed on outside the said packaging body.
Be applied to above-mentioned each technical scheme, in the described LED illuminating lamp, said control module is a controllable silicon light modulation control module.
Be applied to above-mentioned each technical scheme, in the described LED illuminating lamp, said control module is provided with the PWM modulator.
Be applied to above-mentioned each technical scheme; In the described LED illuminating lamp, said control module also is provided with a signal receiving module, is connected with said PWM modulator; Be used to receive outside remote signal, regulate the luminosity of said red LED through said PWM modulator.
Be applied to above-mentioned each technical scheme, in the described LED illuminating lamp, each blue led is arranged at same led support bowl cup with each red LED, and through said packaging body encapsulation, forms warm white and output with said yellow fluorescent powder mixed light.
Adopt such scheme, the utility model is through being provided with at least one blue led and at least one red LED at said luminescence unit, and through with packaging body on the yellow fluorescent powder colour mixture that is provided with form white light; Regulate and control each red LED luminosity through control module again; With the adjustability of the colour temperature that reaches the LED illuminating lamp, the colour temperature that it can regulate said LED illuminating lamp according to different time and different occasions, and; White brightness through this structure output is even; Light is soft, and, good illumination effect.
Description of drawings
Fig. 1 is a kind of structural representation of the utility model;
Fig. 2 is the another kind of structural representation of the utility model;
Fig. 3 is a kind of connection sketch map of the utility model;
Fig. 4 is that the another kind of the utility model connects sketch map.
The specific embodiment
Below in conjunction with accompanying drawing and specific embodiment, the utility model is elaborated.
As shown in Figure 1, present embodiment provides a kind of LED illuminating lamp of adjustable color temperature, and said LED illuminating lamp comprises luminescence unit, control module 103 and packaging body 102; Perhaps, said LED illuminating lamp can also be provided with a lampshade 101, and said lampshade 101 can play whole protective effect to said LED illuminating lamp; Said LED illuminating lamp can be regulated its colour temperature with different occasions according to different time; Make its light that sends to be adjusted to very sheen, and the light that sends is even; Said LED illuminating lamp can be remained in the suitable reference color temperature, be more suitable in being applied in occasions such as household room lighting and office lighting.
Wherein, said luminescence unit comprises one or more blue leds (B) 104 and one or more red LED (R) 105, as, said luminescence unit comprises 104 and red LED of a blue led (B) (R) 105; Blue led 104 is two independent led chips with red LED 105; It has the electrode of two groups of positive sources (+) and power cathode (-) respectively; Can independently respectively carry out drive controlling to each LED; And said LED illuminating lamp has positive source (+) and power cathode (-) too, and it is lighted through the input civil power.And; Each blue led 104 can be arranged at same led support bowl cup with each red LED 105; And encapsulate together through said packaging body 102, thereby can make fully mixed light of ruddiness that blue light that each blue led 104 sends and each red LED 105 send, form uniform light.
Wherein, Said control module 103 is connected with said luminescence unit; Said control module 103 changes the electric current of said red LED through the control input voltage; Promptly the grow through electric current with die down, adjust the luminosity of said red LED, thereby increase or weaken the luminosity of said red LED.
Wherein, on the said packaging body 102 yellow fluorescent powder is set, the blue light mixed light that said yellow fluorescent powder and each blue led send; Can form white light, and, the each other even mixed light of the ruddiness that the blue light that said yellow fluorescent powder and each blue led send and each red LED are sent; Can form presentation is than the lower warm white of positive white light colour temperature, and through the said warm white of output, said warm white is applied to illumination; Make illuminating ray more comfortable, softer, be not easy to stimulate human eye; Promptly can be through the electric current of control module 103 adjustment red LED; When changing the red LED luminosity; Make ruddiness, blue light and yellow fluorescent powder; Mutual mixed light and form the warm white of different-colour, thus the colour temperature of said LED illuminating lamp changed, make said LED illuminating lamp meet the illumination application of different time and different occasions more.
Perhaps, as shown in Figure 2, on the basis of above-mentioned each embodiment; Wherein, said packaging body 102 can also be used to encapsulate each blue led 104 separately, the blue light mixed light that the yellow fluorescent powder on the said packaging body 102 and each blue led send; Can form white light, promptly each blue led can form white light LEDs (W) through said yellow fluorescent powder encapsulation; The ruddiness mixed light that the white light that said white light LEDs (W) sends sends with each red LED 105 again can form presentation for than the lower warm white of positive white light colour temperature, and exports said warm white and be applied to illumination; Promptly can be through control module 103 adjustment red LED; When changing the red LED luminosity, make said ruddiness and said white light mixed light form the warm white of different-colour, thereby change the colour temperature of said LED illuminating lamp; Can reach the colour temperature of regulating said LED illuminating lamp equally, make it meet the illumination application of different time and different occasions more.
Perhaps, as shown in Figure 3, on the basis of above-mentioned each embodiment; An example is, the fixing encapsulation of said luminescence unit is fixed in the said packaging body, and; Said control module is fixed on outside the said packaging body; In the application of reality, can said packaging body and said control module be separately fixed on the installation base plate, thereby can not influence blue light that each blue led sends, ruddiness that each red LED is sent and the mixed light of yellow fluorescent powder; Under the light emission rate that improves said luminescence unit; The ruddiness brightness that each red LED is sent in the said packaging body is adjusted in convenient operation to said control module, thus the colour temperature of the said LED illuminating lamp of convenient adjustment.
For example, said control module is a controllable silicon light modulation control module, is a controllable silicon dimmer, and civil power is imported through said controllable silicon dimmer, and exports said luminescence unit to; Each blue led adopts the LED constant-current driving; Through the input voltage of said controllable silicon dimmer, make the electric current substantially constant of output again through the LED constant-current driven chip, and drive each blue led through constant electric current; Thereby the luminosity of each blue led is remained unchanged; Be that the blue light brightness that each blue led sends remains unchanged, and the white brightness that said blue light and said yellow fluorescent powder mixed light form remain unchanged.
And each red LED adopts the Dimmable LED constant-current driving, and voltage is regulated input through said controllable silicon dimmer; And pass through Dimmable LED constant-current driven chip output constant current to said luminescence unit,, promptly said Dimmable LED constant-current driven chip can make output current and input voltage make respective change; The variation that is output current and input voltage is consistent; Make the luminosity of each red LED make respective change, brighten or die down even the luminosity of each red LED can be regulated according to said controllable silicon dimmer, and; Through luminous ruddiness and the said white light mixed light that goes out of each red LED, can see that the colour temperature of whole LED illuminating lamp changes; Perhaps, through ruddiness and said blue light and the said yellow fluorescent powder mixed light that each red LED is sent, can see that the colour temperature that the whole LED illuminating lamp is sent out changes; Promptly realize the colour temperature adjustability of said LED illuminating lamp.
Or as shown in Figure 4, on the basis of above-mentioned each embodiment, another example is that in the described LED illuminating lamp, said control module can also be provided with a PWM modulator (Pulse Width Modulation, pulse width modulation); Each blue led is through direct current output Switching Power Supply output DC stream; And through adopting the DC/DC constant-current driving; The blue light brightness that each blue led is sent remains unchanged, and, the brightness of the white light of said blue light and said yellow fluorescent powder mixed light formation is remained unchanged; And; Said direct current output Switching Power Supply also exports said DC current to said PWM modulator; Each red LED adopts the DC/DC constant-current driving of PWM pattern control, changes the PWM waveform through the PWM modulator, and the electric current of red LED is changed; Thereby change the ruddiness brightness of red LED, get the colour temperature variation thereby drive the whole LED illuminating lamp.
For example, on above-mentioned each routine basis, in the described LED illuminating lamp; Said control module also is provided with a signal receiving module; Be connected with said PWM modulator, said signal receiving module can be wireless signal receiver, and it can receive the remote signal of sending from external remote; And said remote signal controlled said PWM modulator; Change the PWM waveform thereby control said PWM modulator, thereby change the luminosity of said red LED, make said LED illuminating lamp be adjusted to a suitable colour temperature.
As shown in Figure 4 again, when the said PWM controller of unlatching is controlled, can pass through touch-switch, can realize the classification output of PWM waveform signal, through remote controller and its signal reception etc., realize that pwm signal changes output continuously.Perhaps, also can pass-through mode, change the pulse width of PWM, all can realize adjusting, thereby realize change the whole LED light emission color temperature to the red LED luminosity.
Should be understood that, concerning those of ordinary skills, can improve or conversion, and all these improvement and conversion all should belong to the protection domain of the utility model accompanying claims according to above-mentioned explanation.
Claims (6)
1. the LED illuminating lamp of an adjustable color temperature comprises luminescence unit, control module and packaging body, it is characterized in that;
Said luminescence unit comprises at least one blue led and at least one red LED;
Said control module is connected with said luminescence unit, is used to change the electric current of said red LED, adjusts the luminosity of said red LED;
On the said packaging body yellow fluorescent powder is set, is used for blue light mixed light, formation white light and the output of sending with each blue led.
2. LED illuminating lamp according to claim 1 is characterized in that, said luminescence unit fixed sealing is contained in the said packaging body, and said control module is fixed on outside the said packaging body.
3. LED illuminating lamp according to claim 2 is characterized in that, said control module is a controllable silicon light modulation control module.
4. LED illuminating lamp according to claim 1 is characterized in that said control module is provided with the PWM modulator.
5. LED illuminating lamp according to claim 4; It is characterized in that said control module also is provided with a signal receiving module, be connected with said PWM modulator; Be used to receive outside remote signal, regulate the luminosity of each red LED through said PWM modulator.
6. according to the arbitrary described LED illuminating lamp of claim 1-5, it is characterized in that each blue led is arranged at same led support bowl cup with each red LED, and, form white light and output with said yellow fluorescent powder mixed light through said packaging body encapsulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120246212XU CN202195296U (en) | 2011-07-13 | 2011-07-13 | LED illuminating lamp with adjustable color temperature |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201120246212XU CN202195296U (en) | 2011-07-13 | 2011-07-13 | LED illuminating lamp with adjustable color temperature |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202195296U true CN202195296U (en) | 2012-04-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201120246212XU Expired - Fee Related CN202195296U (en) | 2011-07-13 | 2011-07-13 | LED illuminating lamp with adjustable color temperature |
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| CN (1) | CN202195296U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102820416A (en) * | 2012-09-10 | 2012-12-12 | 天津三安光电有限公司 | Warm white light-emitting diode (LED) and manufacturing method thereof |
| CN102820415A (en) * | 2012-09-14 | 2012-12-12 | 合肥彩虹蓝光科技有限公司 | Stack-based light-emitting diode and manufacturing method thereof |
| CN103196068A (en) * | 2013-04-22 | 2013-07-10 | 杭州纳晶科技有限公司 | LED light source module and lamp with same |
| CN104681517A (en) * | 2013-12-03 | 2015-06-03 | 上海北京大学微电子研究院 | Multi-chip QFN (Quad Flat No Lead) package suitable for LED (Light Emitting Diode) illuminating application |
| CN106954298A (en) * | 2016-11-07 | 2017-07-14 | 刘益全 | Lamp power supply management method and lamp |
-
2011
- 2011-07-13 CN CN201120246212XU patent/CN202195296U/en not_active Expired - Fee Related
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102820416A (en) * | 2012-09-10 | 2012-12-12 | 天津三安光电有限公司 | Warm white light-emitting diode (LED) and manufacturing method thereof |
| CN102820416B (en) * | 2012-09-10 | 2015-04-01 | 天津三安光电有限公司 | Warm white light-emitting diode (LED) and manufacturing method thereof |
| CN102820415A (en) * | 2012-09-14 | 2012-12-12 | 合肥彩虹蓝光科技有限公司 | Stack-based light-emitting diode and manufacturing method thereof |
| CN103196068A (en) * | 2013-04-22 | 2013-07-10 | 杭州纳晶科技有限公司 | LED light source module and lamp with same |
| CN103196068B (en) * | 2013-04-22 | 2015-02-18 | 纳晶科技股份有限公司 | LED light source module and lamp with same |
| CN104681517A (en) * | 2013-12-03 | 2015-06-03 | 上海北京大学微电子研究院 | Multi-chip QFN (Quad Flat No Lead) package suitable for LED (Light Emitting Diode) illuminating application |
| CN106954298A (en) * | 2016-11-07 | 2017-07-14 | 刘益全 | Lamp power supply management method and lamp |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| 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: 20120418 Termination date: 20140713 |
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| EXPY | Termination of patent right or utility model |