CN106952997B - The lens of even light mixing - Google Patents
The lens of even light mixing Download PDFInfo
- Publication number
- CN106952997B CN106952997B CN201710069642.0A CN201710069642A CN106952997B CN 106952997 B CN106952997 B CN 106952997B CN 201710069642 A CN201710069642 A CN 201710069642A CN 106952997 B CN106952997 B CN 106952997B
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- Prior art keywords
- lens body
- led
- light
- lens
- light mixing
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
- H01L33/58—Optical field-shaping elements
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L25/00—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof
- H01L25/03—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes
- H01L25/04—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers
- H01L25/075—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H01L33/00
- H01L25/0753—Assemblies consisting of a plurality of individual semiconductor or other solid state devices ; Multistep manufacturing processes thereof all the devices being of a type provided for in the same subgroup of groups H01L27/00 - H01L33/00, or in a single subclass of H10K, H10N, e.g. assemblies of rectifier diodes the devices not having separate containers the devices being of a type provided for in group H01L33/00 the devices being arranged next to each other
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L33/00—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof
- H01L33/48—Semiconductor devices with at least one potential-jump barrier or surface barrier specially adapted for light emission; Processes or apparatus specially adapted for the manufacture or treatment thereof or of parts thereof; Details thereof characterised by the semiconductor body packages
- H01L33/483—Containers
- H01L33/486—Containers adapted for surface mounting
Abstract
The invention discloses the total internal reflection lens of even light mixing, including lens body, the size of lens body from top to bottom is gradually reduced, the bottom of lens body is provided with the accommodating cavity for installing LED, accommodating cavity is set to the middle of lens body bottom, the inner wall of accommodating cavity is provided with the strip pattern for reinforcing light mixing effect, red LED is installed in accommodating cavity, green LED, blue led and White LED, the side of lens body is provided with the scale and shell for refracted light, it is provided at the top of lens body for irradiant compound eye and for preventing light shielding part of the light directly by compound eye injection, the light shielding part is set to the middle at the top of lens body, lens body is internally provided with and the different transparent bead of lens body refractive index.The light that LED is issued in accommodating cavity first passes around strip pattern light mixing, reflects using scale and shell and carries out two degree of light mixings, carries out third time light mixing finally by compound eye, realizes even light mixing.
Description
Technical field
The present invention relates to a kind of LED lens, especially a kind of lens of even light mixing.
Background technique
LED lens are to be closely connected that the service efficiency of light and the optical system of luminous efficiency can be enhanced together with LED, can
To change the optical field distribution of LED using different lens according to different effects, but the generally existing light mixing of traditional lens
Non-uniform problem.
Summary of the invention
To solve the above problems, the purpose of the present invention is to provide a kind of lens of even light mixing.
Technical solution used by the present invention solves the problems, such as it is: the lens of even light mixing, including lens body, lens sheet
The size of body from top to bottom is gradually reduced, and the bottom of lens body is provided with the accommodating cavity for installing LED, and accommodating cavity is set to
The middle of lens body bottom, the inner wall of accommodating cavity are provided with the strip pattern for reinforcing light mixing effect, installation in accommodating cavity
There are red LED, green LED, blue led and White LED, the side of lens body is provided with the scale and shell for refracted light,
It is provided at the top of lens body for irradiant compound eye and for preventing shading of the light directly by compound eye injection
Portion, the light shielding part are set to the middle at the top of lens body, and lens body is internally provided with lens body refractive index not
The same transparent bead.Preferably, the material of lens body is glass, and the material of the transparent bead is crystal.
Further, the red LED in accommodating cavity, green LED, blue led and White LED include LED chip, are used for
Enhance the heat dissipation channel of thermal diffusivity, the photic zone for transmiting stronger light and for transmiting the transmittance section compared with decreased light, it is described
Fluorescent powder is filled in photic zone and transmittance section, the thickness of the transmittance section is greater than euphotic thickness.The present invention is by setting
Set the heat-sinking capability that heat dissipation channel has greatly reinforced LED encapsulation structure；The light transmission that stronger light is passed through thinner thickness by the present invention
Layer transmits away, and will be transmitted away compared with decreased light by the thicker transmittance section of thickness, so that the colour temperature of the transmitted light of LED chip
Entirety seems relatively uniform.
Further, the heat dissipation channel includes micro- heat dissipation channel, and micro- heat dissipation channel is provided at two and respectively symmetrically
Ground is set to the two sides of heat dissipation channel.Micro- heat dissipation channel that the present invention is arranged, can further strengthen heat-sinking capability of the invention；
Micro- heat dissipation channel is symmetrically disposed on the two sides of heat dissipation channel by the present invention, can be made present invention heat dissipation uniformly, effectively be avoided
The temperature difference of encapsulating structure various pieces is excessively high.
Further, it is provided with installation inner cavity, the LED chip is set in installation inner cavity.LED chip is arranged the present invention
In installation inner cavity, is conducive to the protection of LED chip, extends the service life of product.
Further, it is provided with the reflecting layer of the light utilization for increasing LED chip, the reflecting layer is set to installation
The lower section of inner cavity.The light of general LED chip is all the light for projecting, and projecting around to the installation bottom surface of LED chip
It is unable to get effective utilization, therefore the present invention is provided with reflecting layer below LED chip, can effectively improve LED in this way
The light utilization of chip.
Further, it is provided with the protective layer for protecting reflecting layer, the reflecting layer is set to the inside of protective layer.This hair
Bright setting matcoveredn, and reflecting layer is set within protective layer, the silver that reflecting layer can be effectively prevented in this way cures,
Improve the service life in reflecting layer.
Further, the thickness of the photic zone from top to bottom gradually thickeies.Since the light of LED chip two sides is weaker, this
Sample can be designed so that weaker light by thicker fluorescent powder, so that the colour temperature of light is more uniform.
The beneficial effects of the present invention are: the present invention is the lens of even light mixing, what the LED modules with different colors in accommodating cavity issued
Light first passes around strip pattern light mixing, reflects using scale and shell and carries out two degree of light mixings, carries out third time light mixing finally by compound eye, makes
Obtain the light even light mixing of different colours；The present invention is internally provided with different transparent with lens body refractive index in lens body
Bead, enables light multiple reflections and refraction in lens body, has greatly reinforced light mixing effect；The present invention is in lens sheet
The light shielding part for preventing light from directly projecting by compound eye is provided at the top of body, light shielding part and accommodating cavity face are arranged, this
Sample can be directly shot out from compound eye to avoid no well-mixed light, influence whole light mixing effect.
Detailed description of the invention
The invention will be further described with example with reference to the accompanying drawing.
Fig. 1 is side view of the invention；
Fig. 2 is top view of the invention；
Fig. 3 is the structural schematic diagram of strip pattern of the present invention；
Fig. 4 is sectional view of the invention；
Fig. 5 is the encapsulating structure figure of LED of the present invention.
Specific embodiment
Fig. 1 is side view of the invention, and Fig. 2 is top view of the invention, and Fig. 3 is the structural representation of strip pattern 11 of the present invention
Figure, Fig. 4 is sectional view of the invention, and Fig. 5 is the encapsulating structure figure of LED of the present invention, and as shown in Figures 1 to 5, the present invention is light mixing
Uniform lens, including lens body 9, the size of lens body 9 from top to bottom are gradually reduced, the bottom setting of lens body 9
There is the accommodating cavity 10 for installing LED, accommodating cavity 10 is set to the middle of 9 bottom of lens body, and the inner wall of accommodating cavity 10 is set
It is equipped with the strip pattern 11 for reinforcing light mixing effect, red LED, green LED, blue led and white are installed in accommodating cavity 10
Color LED, the side of lens body 9 are provided with the scale and shell 12 for refracted light, and the top of lens body 9 is provided with for projecting
The compound eye 13 of light and for preventing light from directly passing through the light shielding part 14 that compound eye 13 projects, the light shielding part 14 is set to
The middle at 9 top of mirror ontology, lens body 9 are internally provided with and the different transparent bead 15 of 9 refractive index of lens body.It is excellent
Choosing, the material of lens body 9 is glass, and the material of the transparent bead 15 is crystal.Strip pattern 11 of the invention refers to tool
There is the striped of certain tilt angle, tilt angle is specifically set as needed, and the specific structure is shown in FIG. 3.
Preferably, red LED, green LED, blue led and the White LED in accommodating cavity 10 include LED chip 1,
For enhancing the heat dissipation channel 2 of thermal diffusivity, the photic zone 3 for transmiting stronger light and for transmiting the transmittance section compared with decreased light
4, fluorescent powder is filled in the photic zone 3 and transmittance section 4, the thickness of the transmittance section 4 is greater than the thickness of photic zone 3.This
Invention has greatly reinforced the heat-sinking capability of LED encapsulation structure by the way that heat dissipation channel 2 is arranged；Stronger light is passed through thickness by the present invention
Relatively thin photic zone 3 transmits away, and will be transmitted away compared with decreased light by the thicker transmittance section 4 of thickness, so that LED chip 1
The colour temperature of transmitted light integrally seem relatively uniform.The heat dissipation channel 2 includes micro- heat dissipation channel 5, micro- heat dissipation channel 5
It is provided at two and respectively symmetrically is set to the two sides of heat dissipation channel 2.Micro- heat dissipation channel 5 that the present invention is arranged, can be into one
Step reinforces heat-sinking capability of the invention；Micro- heat dissipation channel 5 is symmetrically disposed on the two sides of heat dissipation channel 2 by the present invention, can be made
Obtain heat dissipation of the invention uniformly, the temperature difference for effectively preventing encapsulating structure various pieces is excessively high.
Preferably, it is additionally provided with installation inner cavity 6, the LED chip 1 is set in installation inner cavity 6.The present invention is by LED core
Piece 1 is set in installation inner cavity 6, is conducive to the protection of LED chip 1, is extended the service life of product.It is additionally provided with for increasing
The reflecting layer 7 of the light utilization of LED chip 1, the reflecting layer 7 are set to the lower section of installation inner cavity 6.General LED chip 1
Light is all to project around, and be unable to get effective utilization to the light that the installation bottom surface of LED chip 1 is projected, therefore
The present invention is provided with reflecting layer 7 in the lower section of LED chip 1, can effectively improve the light utilization of LED chip 1 in this way.Also set
It is equipped with the protective layer 8 for protecting reflecting layer 7, the reflecting layer 7 is set to the inside of protective layer 8.The present invention is provided with protection
Layer 8, and reflecting layer 7 is set within protective layer 8, the silver that reflecting layer 7 can be effectively prevented in this way cures, and improves reflection
The service life of layer 7.The thickness of the photic zone 3 from top to bottom gradually thickeies.Since the light of 1 two sides of LED chip is weaker, this
Sample can be designed so that weaker light by thicker fluorescent powder, so that the colour temperature of light is more uniform.
The practical special LED encapsulation structure of the present invention has not only greatly reinforced the thermal diffusivity of LED, but also makes the color of light
Temperature is softer uniformly, substantially increases the quality of light.
The above, only presently preferred embodiments of the present invention, the invention is not limited to above embodiment, as long as
It reaches technical effect of the invention with identical means, all should belong to protection scope of the present invention.
Claims (8)
1. the lens of even light mixing, it is characterised in that: including lens body (9), the size of lens body (9) from top to bottom is gradually
Reduce, the bottom of lens body (9) is provided with the accommodating cavity (10) for installing LED, and accommodating cavity (10) is set to lens body
(9) middle of bottom, the inner wall of accommodating cavity (10) are provided with the strip pattern (11) for reinforcing light mixing effect, accommodating cavity (10)
Red LED, green LED, blue led and White LED are inside installed, the side of lens body (9) is provided with for reflecting light
The scale and shell (12) of line is provided with for irradiant compound eye (13) at the top of lens body (9) and for preventing light straight
The light shielding part (14) of compound eye (13) injection was connected, the light shielding part (14) is set to the middle at the top of lens body (9), thoroughly
Mirror ontology (9) is internally provided with and the different transparent bead (15) of lens body (9) refractive index.
2. the lens of even light mixing according to claim 1, it is characterised in that: the material of the lens body (9) is glass
Glass, the material of the transparent bead (15) are crystal.
3. the lens of even light mixing according to claim 1, it is characterised in that: red LED, green in accommodating cavity (10)
LED, blue led and White LED include LED chip (1), the heat dissipation channel (2) for enhancing thermal diffusivity, for transmit compared with
The photic zone (3) of strong light and for transmit the transmittance section (4) compared with decreased light, the photic zone (3) and transmittance section (4) are interior fills out
Filled with fluorescent powder, the thickness of the transmittance section (4) is greater than the thickness of photic zone (3).
4. the lens of even light mixing according to claim 3, it is characterised in that: the heat dissipation channel (2) includes micro- heat dissipation
Channel (5), micro- heat dissipation channel (5) are provided at two and respectively symmetrically are set to the two sides of heat dissipation channel (2).
5. the lens of even light mixing according to claim 3, it is characterised in that: be provided with installation inner cavity (6), the LED
Chip (1) is set in installation inner cavity (6).
6. the lens of even light mixing according to claim 5, it is characterised in that: be provided with for increasing LED chip (1)
The reflecting layer (7) of light utilization, the reflecting layer (7) are set to the lower section of installation inner cavity (6).
7. the lens of even light mixing according to claim 6, it is characterised in that: be provided with for protecting reflecting layer (7)
Protective layer (8), the reflecting layer (7) are set to the inside of protective layer (8).
8. the lens of even light mixing according to claim 3, it is characterised in that: the thickness of the photic zone (3) from top to bottom
Degree gradually thickeies.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710069642.0A CN106952997B (en) | 2017-02-08 | 2017-02-08 | The lens of even light mixing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710069642.0A CN106952997B (en) | 2017-02-08 | 2017-02-08 | The lens of even light mixing |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106952997A CN106952997A (en) | 2017-07-14 |
| CN106952997B true CN106952997B (en) | 2019-01-22 |
Family
ID=59465428
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710069642.0A Active CN106952997B (en) | 2017-02-08 | 2017-02-08 | The lens of even light mixing |
Country Status (1)
| Country | Link |
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| CN (1) | CN106952997B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107388054A (en) * | 2017-07-26 | 2017-11-24 | 江门吉华光电精密有限公司 | RGBW uniform mixed light reflecting drums |
| CN107527987A (en) * | 2017-07-26 | 2017-12-29 | 江门吉华光电精密有限公司 | A kind of high-efficiency light mixing reflecting drum |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203231242U (en) * | 2013-05-06 | 2013-10-09 | 蕙萰科技股份有限公司 | Light-uniformizing lens and light-emitting module having same |
| CN103542370A (en) * | 2013-10-29 | 2014-01-29 | 江门吉华光电精密有限公司 | Combined lens capable of mixing light evenly and adjusting light intensity angles and based on multiple colors of red green blue and white (RGBW) |
| CN105810806A (en) * | 2016-04-22 | 2016-07-27 | 江门市迪司利光电股份有限公司 | LED packaging structure having uniform colour temperature and good heat dissipation |
| CN206055277U (en) * | 2016-08-26 | 2017-03-29 | 东莞市华旺光电有限公司 | Light lens and its LED |
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2017
- 2017-02-08 CN CN201710069642.0A patent/CN106952997B/en active Active
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| Publication number | Publication date |
|---|---|
| CN106952997A (en) | 2017-07-14 |
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Denomination of invention: Lens with uniform light mixing Effective date of registration: 20221124 Granted publication date: 20190122 Pledgee: Bank of China Limited by Share Ltd. Jiangmen branch Pledgor: JIANGMEN LUCKY OPTO. PRECISION CO.,LTD. Registration number: Y2022980023388 |