CN109386751A - A kind of LED light source structure - Google Patents
A kind of LED light source structure Download PDFInfo
- Publication number
- CN109386751A CN109386751A CN201710676209.3A CN201710676209A CN109386751A CN 109386751 A CN109386751 A CN 109386751A CN 201710676209 A CN201710676209 A CN 201710676209A CN 109386751 A CN109386751 A CN 109386751A
- Authority
- CN
- China
- Prior art keywords
- light source
- led light
- source structure
- box dam
- led
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
- F21K9/64—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction using wavelength conversion means distinct or spaced from the light-generating element, e.g. a remote phosphor layer
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
- F21V19/0015—Fastening arrangements intended to retain light sources
- F21V19/0025—Fastening arrangements intended to retain light sources the fastening means engaging the conductors of the light source, i.e. providing simultaneous fastening of the light sources and their electric connections
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
- F21V23/004—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array arranged on a substrate, e.g. a printed circuit board
- F21V23/005—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array arranged on a substrate, e.g. a printed circuit board the substrate is supporting also the light source
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/06—Arrangement of electric circuit elements in or on lighting devices the elements being coupling devices, e.g. connectors
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2105/00—Planar light sources
- F21Y2105/10—Planar light sources comprising a two-dimensional array of point-like light-generating elements
- F21Y2105/14—Planar light sources comprising a two-dimensional array of point-like light-generating elements characterised by the overall shape of the two-dimensional array
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses a kind of LED light source structures.The LED light source structure includes substrate, LED chip, and the series connection group that several groups are made of multiple LED chips is arranged on the substrate, and series connection group described in several groups is in parallel；Wherein, one end of the series connection group connects positive terminal, and the other end connects negative pole end；Two output ends, including the first output end and second output terminal.LED light source structure brightness height, excellent in heat dissipation effect, light emitting angle in the present invention are big, shine and more concentrate；Two-way output may be implemented, individually or simultaneously control two-way output；Market conventional low power drives may be implemented using low string number；Double-colored temperature output may be implemented.
Description
Technical field
The present invention relates to technical field of semiconductors more particularly to a kind of LED light source structures.
Background technique
LED area light source illumination product is with the obvious advantage compared to traditional LED point light source, especially colour developing, heat dissipation, light decay,
Service life, lighting effect, failure rate etc. have carried out revolutionary change.Conventional LED light sources belong to laser class product, therefore go out
Light effect is very dazzling, is unable to satisfy to the higher occasion of the parameter requests such as light efficiency, colour developing, some LED products can only play one
A illuminating effect, but the problem of LED area light source has been extremely improved this respect, colour rendering index has reached 85 or more, can big model
It encloses and traditional energy-saving lamp, halogen lamp, Metal halogen lamp etc. is replaced to illuminate the higher place of lighting demand.Traditional LED high power light source dissipates
Hot face is small, i.e., also can not quickly export heat using a large amount of radiators, therefore light decay becomes faster.
Currently, the high-power area source luminous greatly of the LED of the overwhelming majority is to realize high power using the 10 above chip string numbers of string
The LED light source of big light-emitting surface, heat dissipation effect is poor, brightness is low, shines and does not concentrate and can only do a kind of LED light of colour temperature output
Source.
Therefore, above-mentioned technical problem needs to solve.
Summary of the invention
For overcome the deficiencies in the prior art, the present invention proposes a kind of LED light source structure, which is few string
More and structures, it is intended to weak heat-dissipating, the brightness for solving Conventional LED light sources are low, shine do not concentrate, cannot achieve low string number, can not two
A kind of high-quality Novel LED light source of road output and the output of double-colored temperature.
In order to solve the above technical problems, basic technical scheme proposed by the present invention are as follows:
The present invention provides a kind of LED light source structure, comprising:
Substrate；
LED chip, the series connection group that setting several groups are made of multiple LED chips on the substrate are connected described in several groups
Group is in parallel；Wherein, one end of the series connection group connects positive terminal, and the other end connects negative pole end,
Two output ends, including the first output end and second output terminal.
The LED light source structure further includes the box dam being set on the substrate, and the box dam includes be arc-shaped
One box dam and the second box dam, first box dam and second box dam surround circle and surround the LED chip.
Wherein, there are two the negative pole ends, one is first box dam, another is second box dam；Described
One output end connects first box dam, and the second output terminal connects second box dam.
Wherein, each series connection group includes six LED chips.
Wherein, the multiple LED chip includes having the LED chip of of the same race or different photochromic outputs.
Wherein, the material of the substrate is red copper.
Wherein, the substrate uses thermoelectricity isolation technics.
Wherein, radiator structure is provided with below the substrate.
Wherein, phosphor powder layer is provided in the LED chip, the phosphor powder layer is Ying Temei phosphor powder layer.
Wherein, the operating voltage of the LED light source structure is less than 50V.
The beneficial effects of the present invention are: the present invention provides a kind of LED light source structure, including substrate；LED chip, it is described
The series connection group that several groups are made of multiple LED chips is set on substrate, and series connection group described in several groups is in parallel；Wherein, the series connection
One end of group connects positive terminal, and the other end connects negative pole end；Two output ends, including the first output end and second output terminal.This
LED light source structure brightness height, excellent in heat dissipation effect, light emitting angle in invention are big, shine and more concentrate；Two-way output may be implemented,
Individually or simultaneously control two-way output；Market conventional low power drives may be implemented using low string number；Double-colored temperature may be implemented
Output.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, institute in being described below to the embodiment of the present invention
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without creative efforts, can also implement according to the present invention
The content of example and these attached drawings obtain other attached drawings.
Fig. 1 is a kind of structural schematic diagram for LED light source structure that the specific embodiment of the invention provides.
Drawing reference numeral explanation:
| Label | Title | Label | Title |
| 1 | Substrate | 2 | LED chip |
| 3 | First output end | 4 | Second output terminal |
| 5 | First box dam | 6 | Second box dam |
Specific embodiment
Below in conjunction with attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that is retouched
The embodiment stated is only a part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention,
Every other embodiment obtained by those of ordinary skill in the art without making creative efforts, belongs to this hair
The range of bright protection.
It is to be appreciated that if relating to directionality instruction (such as up, down, left, right, before and after ...) in the embodiment of the present invention,
Then directionality instruction be only used for explain under a certain particular pose (as shown in the picture) between each component relative positional relationship,
Motion conditions etc., if the particular pose changes, directionality instruction is also correspondingly changed correspondingly.
Referring to Fig.1, the present embodiment provides the present invention to provide a kind of LED light source structure, comprising:
Substrate 1；
LED chip 2, the series connection group that setting several groups are made of multiple LED chips 2 on the substrate 1 are gone here and there described in several groups
Connection group is in parallel；Wherein, one end of the series connection group connects positive terminal, and the other end connects negative pole end；
Two output ends, including the first output end 3 and second output terminal 4.
The LED light source structure further includes the box dam being set on the substrate 1, and the box dam includes be arc-shaped
One box dam 5 and the second box dam 6, first box dam 5 and second box dam 6 surround circle and surround the LED chip 2.
Wherein, there are two the negative pole ends, one is first box dam 5, another is second box dam 6；It is described
First output end 3 connects first box dam 5, and the second output terminal 4 connects second box dam 6.Two in the present embodiment
Road output circuit does not influence respectively.
Specifically, each series connection group includes six LED chips 2.LED light source compared to traditional big light-emitting surface can only
Using chip string numbers more than 10 strings, the heat dissipation effect of the LED light source in the present embodiment is more preferable, and can export the light of multiple color temperatures
Source.
In the present embodiment, the multiple LED chip 2 includes having the LED chip 2 of of the same race or different photochromic outputs.
In the present embodiment, the material of the substrate 1 is red copper, and thermal coefficient passes chip up to 386.4w/ (m.k)
Heat is faster.
In the present embodiment, the substrate 1 uses thermoelectricity isolation technics, and circuit and heat dissipation separate.
In the present embodiment, the lower section of the substrate 1 is provided with radiator structure.
Further, phosphor powder layer is provided in the LED chip 2, the phosphor powder layer is Ying Temei phosphor powder layer.
In the present embodiment, two-way, which exports colour temperature, to realize different-colour and colour developing by fluorescence by customer requirement.
In the present embodiment, the operating voltage of the LED light source structure is less than 50V.
Specifically, using the crystal-bonding adhesive of high thermal conductivity in the present embodiment, thermal coefficient is up to 27w/m.k；The crystal-bonding adhesive
For organic silica gel, it is resistant to 250 degree of high temperature.
LED light source structure brightness height, excellent in heat dissipation effect, light emitting angle in the present embodiment are big, shine and more concentrate；It can be real
Existing two-way output, individually or simultaneously controls two-way output；Market conventional low power drives may be implemented using low string number；It can be with
Realize double-colored temperature output.
LED integrated optical source has the advantage that compared with first three is for light source
(1) environmentally friendly, pollution-free --- in modern society, this is most important one.LED is solid-state lighting, not mercurous etc.
Heavy metal, it is free from environmental pollution, there is no adverse effect to human body.
(2) service life is long --- and video display, the stage common tungsten halogen lamp service life only have 200h~300h；The longevity of three-color fluorescent lamp
It orders up to 8000~10000h；And service life of the high-power LED light source of brand in lamps and lanterns, more than 10000h.With lamps and lanterns
And the improvement of driving power radiating condition, in the near future, the service life is possible to reach 30000h~50000h.
(4) emission response time is fast --- and first three is in light source, and the lighting time of incandescent lamp is most short, about 100ms.And
The lighting time of LED is only nanosecond, and therefore, high frequency characteristics is good.
(5) it is suitable for working under cryogenic --- in Landscape Lighting, the landscape especially as ice lantern, due to temperature
Degree is very low, and fluorescent lamp is often difficult to start, and the service life can be longer at low temperature for LED light source.
(6) when needing colourful color in video display, stage illumination, lighting, LED light source has the advantages that protrusion: at one
The LED that multiple color can be placed in lamps and lanterns obtains various colors with additive process, and utilance is high, color saturation
Also high.
LED light source structure in the present embodiment freely can arrange in pairs or groups and combine, and can form a variety of LED lamps, easy to assembly；It can
By property height, without dead lamp, no patch；It shines uniformly, light is soft, and free from glare does not hurt eyes；Colour rendering index is high, and light efficiency is high；Just
Under normal electric current, decaying is minimum, and control is lower than 3% in 1000H；Securely and reliably, it all works in 50V or less, for recognizing for application
Card fully considers；It is environmentally protective, it is pollution-free.
According to the disclosure and teachings of the above specification, those skilled in the art in the invention can also be to above-mentioned embodiment party
Formula is changed and is modified.Therefore, the invention is not limited to the specific embodiments disclosed and described above, to of the invention
Some modifications and changes should also be as falling into the scope of the claims of the present invention.In addition, although being used in this specification
Some specific terms, these terms are merely for convenience of description, does not limit the present invention in any way.
Claims (10)
1. a kind of LED light source structure characterized by comprising
Substrate；
LED chip, the series connection group that setting several groups are made of multiple LED chips on the substrate, series connection group described in several groups is simultaneously
Connection；Wherein, one end of the series connection group connects positive terminal, and the other end connects negative pole end；
Two output ends, including the first output end and second output terminal.
2. LED light source structure according to claim 1, which is characterized in that it further include the box dam being set on the substrate,
The box dam includes the first box dam and the second box dam being arc-shaped, and first box dam and second box dam surround circle simultaneously
Surround the LED chip.
3. LED light source structure according to claim 2, which is characterized in that there are two the negative pole ends, and one is described the
One box dam, another is second box dam；First output end connects first box dam, the second output terminal connection
Second box dam.
4. LED light source structure according to claim 1, which is characterized in that each series connection group includes six LED cores
Piece.
5. LED light source structure according to claim 1, which is characterized in that the multiple LED chip include have it is of the same race or
The LED chip of different photochromic outputs.
6. LED light source structure according to claim 1, which is characterized in that the material of the substrate is red copper.
7. LED light source structure according to claim 1, which is characterized in that the substrate uses thermoelectricity isolation technics.
8. LED light source structure according to claim 1, which is characterized in that be provided with radiator structure below the substrate.
9. LED light source structure according to claim 1, which is characterized in that it is provided with phosphor powder layer in the LED chip,
The phosphor powder layer is Ying Temei phosphor powder layer.
10. LED light source structure according to claim 1, which is characterized in that the operating voltage of the LED light source structure is small
In 50V.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710676209.3A CN109386751A (en) | 2017-08-09 | 2017-08-09 | A kind of LED light source structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710676209.3A CN109386751A (en) | 2017-08-09 | 2017-08-09 | A kind of LED light source structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109386751A true CN109386751A (en) | 2019-02-26 |
Family
ID=65415065
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710676209.3A Pending CN109386751A (en) | 2017-08-09 | 2017-08-09 | A kind of LED light source structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109386751A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110131689A (en) * | 2019-05-17 | 2019-08-16 | 潘群芝 | A kind of lamps and lanterns wiring board |
-
2017
- 2017-08-09 CN CN201710676209.3A patent/CN109386751A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110131689A (en) * | 2019-05-17 | 2019-08-16 | 潘群芝 | A kind of lamps and lanterns wiring board |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20190226 |
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| WD01 | Invention patent application deemed withdrawn after publication |