CN208298858U - A kind of purple light excited full-spectrum LED device - Google Patents
A kind of purple light excited full-spectrum LED device Download PDFInfo
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- CN208298858U CN208298858U CN201820701713.4U CN201820701713U CN208298858U CN 208298858 U CN208298858 U CN 208298858U CN 201820701713 U CN201820701713 U CN 201820701713U CN 208298858 U CN208298858 U CN 208298858U
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Abstract
The utility model discloses a kind of purple light excited full-spectrum LED devices, including bracket, LED chip and fluorescent adhesive layer, LED chip is as excitation light source, the bracket is encapsulated on substrate, the LED chip is fixed on the functional areas of bracket by colloid, and the bonding line is connected to LED chip with the functional areas of bracket, and the fluorescent adhesive layer is wrapped in the functional areas of LED chip and bracket.Purple light excited full-spectrum LED device described in the utility model, it can get the spectrum better than common LED continuity by purple LED chip excitation spectrum LED component, and closer to natural light, the light that the device issues, blue light strength is lower than common LED, blue light harm degree is low, is a kind of ideal white light source.
Description
Technical field
The utility model relates to LED light emitting device, are specifically related to a kind of purple light excited full-spectrum LED device.
Background technique
With the increasingly raising of people's living standard, requirement to illumination is increasingly turned to pair from simple environmental protection and energy saving
Healthy comfortable pursuit.It is affected by this, LED illumination enterprise starts also from featured energy conservation and environmental protection before to adapt to consume
Person's psychology and physiological health demand are target, leading " Healthy Lighting " board.
And " health " index of LED illumination is mentioned, insider refers to that most is the colour rendering of product and without indigo plant
Light harm.So-called colour rendering is exactly briefly color restoration capability of the light source to object.Generally, colour rendering index is got over
Height illustrates that the colour rendering of light source is better, also stronger to the reducing power of object color.
Utility model content
The utility model provides a kind of purple light excited full-spectrum LED device, by purple LED chip excitation spectrum LED component
It can get the spectrum better than common LED continuity, and closer to natural light, the light that the device is issued, blue light strength
Lower than common LED, blue light harm degree is low, is a kind of ideal white light source.
The utility model is achieved by the following technical programs.
A kind of purple light excited full-spectrum LED device, including bracket, LED chip and fluorescent adhesive layer, LED chip is as sharp
Light emitting source, the bracket are encapsulated on substrate, and the LED chip is fixed on the functional areas of bracket by colloid, the LED core
Piece is connected to the functional areas of bracket by bonding line, and the fluorescent adhesive layer is wrapped in the functional areas of LED chip and bracket.
Preferably, the LED chip is blue light or purple LED chip.
Preferably, the substrate both ends separate positive and negative pin, the positive and negative pin is connected to bracket by bonding line
Functional areas.
Preferably, the luminous dominant wavelength of the purple LED chip are as follows: 370nm-430nm.
It is furthermore preferred that the positive pin, negative pin are vertically mounted on bracket.
Preferably, the light of the purple light excited full-spectrum LED device output is all in visible wavelength range
Light.
Preferably, the spectrum of the purple light excited full-spectrum LED device output light, CRI > 95, and special colour developing refers to
Number R1 to R15 is greater than 90.
Preferably, the bracket includes three-decker, the Sapphire Substrate positioned at bottom, centre is the plating passed through
The copper base being molded afterwards, upper layer are PCB material.
The utility model has the following beneficial effects:
1, the utility model is evaded falling blue chip and is improved as excitation light source using purple LED chip as excitation light source
Luminous intensity and when increasing driving current density, the phenomenon that caused luminous efficiency declines.
2, LED component described in the utility model, the fluorescent adhesive layer of addition can export all in visible wavelength range
Light, the spectral component for being included is abundant, and spectrum continuity is good.
3, LED component described in the utility model, relatively high (CRI > 95, and special colour rendering index R1 to R15 is complete of colour rendering index
90) portion is greater than.
4, the light that LED component described in the utility model is issued, blue light strength are lower than common LED, and blue light harm degree is low, is
A kind of ideal white light source.
Detailed description of the invention
Fig. 1 is a kind of structural schematic diagram of purple light excited full-spectrum LED device described in the utility model；
Fig. 2 is that purple light excited full-spectrum LED device described in the utility model embodiment 1 and conventional LED device excite warm white
The spectrum comparison diagram of light and positive white light；
Wherein: 1-LED chip, 2- bracket, 3- colloid, 4- fluorescent adhesive layer, 5- bonding line, 6- pin, 21- substrate, 22-
Functional areas.
Specific embodiment
Be described further below the technical solution of the utility model, but claimed range be not limited to it is described.
Embodiment 1
A kind of purple light excited full-spectrum LED device as described in Figure 1, including bracket 2, LED chip 1 (blue light or purple LED
Chip) and fluorescent adhesive layer 4, on the base plate (21, the bracket 2 includes three-decker, positioned at bottom for the encapsulation of bracket 2
Sapphire Substrate, centre for by plating after the copper base 21 that is molded, upper layer is PCB material, and LED chip 1 is used as exciting light
Source, the LED chip 1 are fixed on 22 on the functional areas of bracket by colloid 3, and the bonding line 5 is LED chip 1 and bracket
Functional areas 22 are connected to, and fluorescent adhesive layer 4 is wrapped in the functional areas 22 of LED chip 1 and bracket, and 21 both ends of substrate separate positive and negative pin
6, the positive and negative pin 6 is connected to the functional areas 22 of bracket, the purple light excited full-spectrum LED device, LED by bonding line 5
The luminous dominant wavelength of chip are as follows: 370nm-430nm, the positive pin, negative pin 6 are vertically mounted on bracket 2.
Fluorescent adhesive layer includes following composition, red fluorescence powder: Nitride systems CaAlSi (ON)3: Eu, green emitting phosphor:
Silicate systems (Ba, Si)2SiO4: Eu, blue colour fluorescent powder: calcium halophosphate activated by antimony andmanganese system Ca3(PO4)5Cl:Eu can export visible light
All light in wave-length coverage, the spectral component for being included is abundant, and the opposite intensity of various colors spectrum is sufficiently high, therefore
Relatively high (CRI > 95, and special colour rendering index R1 to R15 is all greater than 90) of colour rendering index.
As described in Figure 2, the spectrum that the purple light excited full-spectrum LED device of embodiment 1 and normal conventional LED component inspire,
From the point of view of comparative situation: when excited warm white, it is more to will become apparent from the spectral component that purple light excited full spectrum includes at solid line round frame
It is composed in conventional LED light；When exciting positive white light, the blue spectrum for being evident that conventional LED light spectrum includes from solid line round frame is strong
Degree is higher than purple light excited full spectrum, and by comparative illustration purple light excited full-spectrum LED device described in the utility model, spectrum is complete
Degree is high, and the blue light strength inspired is lower than common LED, and blue light harm degree is low, is a kind of ideal white light source.
It, cannot the above content is specific preferred embodiment further detailed description of the utility model is combined
Assert that the specific implementation of the utility model is only limited to these instructions.For those skilled in the art of the present invention
For, without departing from the concept of the premise utility, several equivalent substitute or obvious modifications, and performance can also be made
Or purposes is identical, all shall be regarded as belonging to the protection scope of the utility model.
Claims (8)
1. a kind of purple light excited full-spectrum LED device, which is characterized in that including bracket, LED chip and fluorescent adhesive layer, LED core
Piece is encapsulated on substrate as excitation light source, the bracket, and the LED chip is fixed on the functional areas of bracket by colloid,
The LED chip is connected to the functional areas of bracket by bonding line, and the fluorescent adhesive layer is wrapped in the function of LED chip and bracket
It can area.
2. purple light excited full-spectrum LED device according to claim 1, which is characterized in that the LED chip be blue light or
Purple LED chip.
3. purple light excited full-spectrum LED device according to claim 1, which is characterized in that the substrate both ends separate just
Negative pin, the positive and negative pin are connected to the functional areas of bracket by bonding line.
4. purple light excited full-spectrum LED device according to claim 2, which is characterized in that the hair of the purple LED chip
Light dominant wavelength are as follows: 370nm-430nm.
5. purple light excited full-spectrum LED device according to claim 3, which is characterized in that the positive pin, negative pin hang down
It is straight rack-mount.
6. purple light excited full-spectrum LED device according to claim 1, which is characterized in that the purple light excited full spectrum
The light of LED component output is light all in visible wavelength range.
7. purple light excited full-spectrum LED device according to claim 1, which is characterized in that the purple light excited full spectrum
The spectrum of LED component output light, CRI > 95, and special colour rendering index R1 to R15 are greater than 90.
8. purple light excited full-spectrum LED device according to claim 1, which is characterized in that the bracket includes three-layered node
Structure, the Sapphire Substrate positioned at bottom, centre for by plating after the copper base that is molded, upper layer is PCB material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820701713.4U CN208298858U (en) | 2018-05-11 | 2018-05-11 | A kind of purple light excited full-spectrum LED device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820701713.4U CN208298858U (en) | 2018-05-11 | 2018-05-11 | A kind of purple light excited full-spectrum LED device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208298858U true CN208298858U (en) | 2018-12-28 |
Family
ID=64704408
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820701713.4U Active CN208298858U (en) | 2018-05-11 | 2018-05-11 | A kind of purple light excited full-spectrum LED device |
Country Status (1)
| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110285343A (en) * | 2019-06-05 | 2019-09-27 | 南昌大学 | A kind of infrared direct current of full spectrum benefit of electronic ink screen dims means of illumination |
-
2018
- 2018-05-11 CN CN201820701713.4U patent/CN208298858U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110285343A (en) * | 2019-06-05 | 2019-09-27 | 南昌大学 | A kind of infrared direct current of full spectrum benefit of electronic ink screen dims means of illumination |
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Legal Events
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|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20190708 Address after: 518000 Floor 1-3, Hualian Industrial Zone, New Stone Community, Dalang Street, Longhua District, Shenzhen City, Guangdong Province Patentee after: Shenzhen City Rui Ling photoelectric Co., Ltd. Address before: 518000 Dongxiao Road, Dongxiao Street, Luohu District, Shenzhen City, Guangdong Province, No. 3001 Buxinteli Industrial Park, 9 Blocks 118 Patentee before: Shenzhen way Technology Co., Ltd. |
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| TR01 | Transfer of patent right |