CN207425919U - A kind of high light efficiency LED light source - Google Patents
A kind of high light efficiency LED light source Download PDFInfo
- Publication number
- CN207425919U CN207425919U CN201721511617.5U CN201721511617U CN207425919U CN 207425919 U CN207425919 U CN 207425919U CN 201721511617 U CN201721511617 U CN 201721511617U CN 207425919 U CN207425919 U CN 207425919U
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- substrate
- light source
- ceramic layer
- transparent ceramic
- light
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Abstract
The utility model discloses a kind of high light efficiency LED light source, including substrate, LED luminescence chips are fixed on the substrate, covered with transparent ceramic layer on the LED luminescence chips, against the substrate, opposite side is arc-shaped convex surface for the transparent ceramic layer one side；Encapsulation part is also covered in the transparent ceramic layer, one side of the encapsulation part away from substrate is also arc-shaped convex surface.The transparent ceramic layer of the high light efficiency LED light source of the utility model plays an important role of that light extraction is strengthened in heat conduction, light light emission rate can be improved, softening illumination portion can make the light sent soft not dazzling, transparent ceramic layer makes convex lens shape with encapsulation part there is convergence effect can further improve light emission rate light, so as to improve the light efficiency of light source.
Description
Technical field
The utility model is related to LED light source domain, more particularly to a kind of LED light source of specular removal.
Background technology
As the high efficiency light source of new century, LED possesses the characteristics of ordinary light source is incomparable, for example, luminous efficiency it is high,
Power consumption is few, service life is long, without stroboscopic, security reliability is strong, be good for the environment, vibration resistance, fast response time, cold light source etc.
Feature is widely used in the fields such as normal lighting, indicator light, signal lamp, display screen, Landscape Lighting.LED light on the market at present
Source encapsulating structure is simple, light efficiency is relatively low.
The content of the invention
Goal of the invention：In order to overcome the deficiencies in the prior art, the utility model provides a kind of special with specular removal
The high light efficiency LED light source of point.
Technical solution：To achieve the above object, the high light efficiency LED light source of the utility model, including substrate, on the substrate
It is fixed with LED luminescence chips, covered with transparent ceramic layer on the LED luminescence chips, the transparent ceramic layer one side is against institute
Substrate is stated, opposite side is arc-shaped convex surface；Encapsulation part is also covered in the transparent ceramic layer, the encapsulation part is away from substrate
One side is also arc-shaped convex surface.
Further, the substrate is PCB substrate, is provided with multiple through holes on substrate, being equipped with consent in each through hole leads
Body, the positive electrode and negative electrode of the LED luminescence chips connect the consent conductor in two different through holes by conducting wire respectively.
Further, softening illumination portion, the softening light are additionally provided between the transparent ceramic layer and the encapsulation part
It is arc-shaped hood-like according to portion, inner wall is close to the transparent ceramic layer, and outer wall is close to the inner wall of the encapsulation part.
Further, the LED luminescence chips are fixed on the substrate by crystal-bonding adhesive.
Further, the material of the consent conductor is copper.
Further, the material of the encapsulation part is transparent epoxy film plastics.
Further, the material in the softening illumination portion is glass microballoon.
Advantageous effect：The transparent ceramic layer of the high light efficiency LED light source of the utility model plays an important role of that light extraction is strengthened in heat conduction,
Light light emission rate can be improved, softening illumination portion can make the light sent soft not dazzling, and transparent ceramic layer is made with encapsulation part
Convex lens shape there is convergence effect can further improve light emission rate light, so as to improve the light efficiency of light source.
Description of the drawings
Attached drawing 1 is the structure chart of high light efficiency LED light source.
Specific embodiment
The utility model is further described below in conjunction with the accompanying drawings.
High light efficiency LED light source as shown in Figure 1 including substrate 1, is fixed with LED luminescence chips 2, institute on the substrate 1
It states covered with transparent ceramic layer 3 on LED luminescence chips 2, against the substrate 1, opposite side is circle for 3 one side of transparent ceramic layer
Arc convex；Encapsulation part 4 is also covered in the transparent ceramic layer 3, the one side of the encapsulation part 4 away from substrate 1 is also circular arc
Shape convex surface.
Preferably, softening illumination portion 5, the softening are additionally provided between the transparent ceramic layer 3 and the encapsulation part 4
Illumination portion 5 is arc-shaped hood-like, and inner wall is close to the transparent ceramic layer 3, and outer wall is close to the inner wall of the encapsulation part 4.Institute
The material for stating encapsulation part 4 is transparent epoxy film plastics.The material in the softening illumination portion 5 is glass microballoon.
The substrate 1 is PCB substrate, is provided with multiple through holes 11 on substrate 1, consent conductor is equipped in each through hole 11
12, the positive electrode and negative electrode of the LED luminescence chips 2 connect the consent conductor 12 in two different through holes 11 by conducting wire respectively.
Preferably, the material of the consent conductor 12 is copper.Using this structure, the compactedness of entire light-source structure can be improved,
Make light source integrally relatively thin smaller.
The LED luminescence chips 2 are fixed on by crystal-bonding adhesive on the substrate 1.
The transparent ceramic layer of the high light efficiency LED light source of the utility model plays an important role of that light extraction is strengthened in heat conduction, can improve
Light light emission rate, softening illumination portion can make the light sent soft not dazzling, and transparent ceramic layer makes convex lens shape with encapsulation part
Shape there is convergence effect can further improve light emission rate light, so as to improve the light efficiency of light source.
The above is only the preferred embodiment of the utility model, it should be pointed out that：For the common skill of the art
For art personnel, on the premise of the utility model principle is not departed from, several improvements and modifications can also be made, these improve and
Retouching also should be regarded as the scope of protection of the utility model.
Claims (7)
1. a kind of high light efficiency LED light source, it is characterised in that：Including substrate (1), LED luminescence chips are fixed on the substrate (1)
(2), on the LED luminescence chips (2) covered with transparent ceramic layer (3), transparent ceramic layer (3) one side is against the substrate
(1), opposite side is arc-shaped convex surface；Encapsulation part (4) is also covered on the transparent ceramic layer (3), the encapsulation part (4) is separate
The one side of substrate (1) is also arc-shaped convex surface.
2. a kind of high light efficiency LED light source according to claim 1, it is characterised in that：The substrate (1) be PCB substrate, base
Multiple through holes (11) are provided on plate (1), consent conductor (12) is equipped in each through hole (11), the LED luminescence chips (2)
Positive electrode and negative electrode connect the consent conductor (12) in two different through holes (11) by conducting wire respectively.
3. a kind of high light efficiency LED light source according to claim 1, it is characterised in that：The transparent ceramic layer (3) with it is described
Softening illumination portion (5) is additionally provided between encapsulation part (4), the softening illumination portion (5) is arc-shaped hood-like, and inner wall is close to institute
Transparent ceramic layer (3) is stated, outer wall is close to the inner wall of the encapsulation part (4).
4. according to a kind of high light efficiency LED light source of claim 1-3 any one of them, it is characterised in that：The LED luminescence chips
(2) it is fixed on by crystal-bonding adhesive on the substrate (1).
5. a kind of high light efficiency LED light source according to claim 2, it is characterised in that：The material of the consent conductor (12)
For copper.
6. according to a kind of high light efficiency LED light source of claim 1-3 any one of them, it is characterised in that：The encapsulation part (4)
Material is transparent epoxy film plastics.
7. a kind of high light efficiency LED light source according to claim 3, it is characterised in that：The material of the softening illumination portion (5)
For glass microballoon.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721511617.5U CN207425919U (en) | 2017-11-14 | 2017-11-14 | A kind of high light efficiency LED light source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721511617.5U CN207425919U (en) | 2017-11-14 | 2017-11-14 | A kind of high light efficiency LED light source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207425919U true CN207425919U (en) | 2018-05-29 |
Family
ID=62305937
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721511617.5U Expired - Fee Related CN207425919U (en) | 2017-11-14 | 2017-11-14 | A kind of high light efficiency LED light source |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207425919U (en) |
-
2017
- 2017-11-14 CN CN201721511617.5U patent/CN207425919U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180529 Termination date: 20181114 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |