CN104061465B - Efficient integrated LED light source - Google Patents
Efficient integrated LED light source Download PDFInfo
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- CN104061465B CN104061465B CN201410095014.6A CN201410095014A CN104061465B CN 104061465 B CN104061465 B CN 104061465B CN 201410095014 A CN201410095014 A CN 201410095014A CN 104061465 B CN104061465 B CN 104061465B
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Abstract
The invention discloses an efficient integrated LED light source which comprises a substrate and an LED luminous chip set arranged on the surface of the substrate; the LED luminous chip set can emit light by 360 degrees and is divided into at least three luminous zones of which the area is basically identical; the interior of each luminous zone is divided into at least two small luminous zones; the quantities of the small luminous zones in the luminous zones are the same; each small luminous zone is internally provided with at least one LED luminous chip; the LED luminous chips in the luminous zones are in parallel connection with one another; the luminous zones are in series connection with one another. The efficient integrated LED light source can avoid loss of light received by a lens, effectively increases the light receiving efficiency, reduces the lens size, and increases the light spot uniformity and the light spot texture.
Description
Technical field
The present invention relates to a kind of filter, particularly relate to a kind of efficient LED integrated optical source.
Background technology
The most conventional LED integrated optical source a is longitudinal arrangement squarely or the arrangement of upper and lower, left and right array
Squarely (see Fig. 1, Fig. 2) is fabricated to monochrome or polychromatic light, thus cause lens b receive light light loss (see
Fig. 3, Fig. 4) or need to increase lens b size receipts light so that increasing cost waste resource, and become after receipts light
As uneven, produce vignette (see Fig. 5, Fig. 6)；Be fabricated to polychromatic source then can mixed light uneven, colour cast is serious.
Summary of the invention
It is an object of the invention to provide a kind of efficient LED integrated optical source, solve lens and receive light light loss, light
Pass by problem long, that even light mixing is poor and power-efficient is low.
For achieving the above object, the present invention provides a kind of efficient LED integrated optical source, including substrate be located at institute
Stating the LED luminescence chip group of substrate surface, the light emitting region of described LED luminescence chip group is in the range of 360 °
It is divided at least three light-emitting zone that area is essentially identical, in each light-emitting zone, is divided into again at least two luminescence little
District, the luminous number of cells in each light-emitting zone is identical, is provided with at least one LED luminous in each luminous community
Chip, the LED luminescence chip in each light-emitting zone is connected in parallel, and is connected in series between each light-emitting zone.
It is preferred that be divided into 3-4 luminous community in described light-emitting zone, the LED in each luminous community sends out
The glow color of optical chip is identical.
It is preferred that be divided into 3-4 luminous community in described light-emitting zone, the LED in each luminous community sends out
The glow color of optical chip is different.
It is preferred that be divided into three luminous communities in described light-emitting zone, the LED in these three luminous communities sends out
The glow color of optical chip is respectively the one in red, green, blue.
It is preferred that the glow color of LED luminescence chip in these three luminous communities is the most spaced apart.
It is preferred that be divided into four luminous communities in described light-emitting zone, the LED in these four luminous communities sends out
The glow color of optical chip is respectively the one in red, green, blue, white or red, green, blue, Huang.
It is preferred that the glow color of LED luminescence chip in these four luminous communities is the most spaced apart.
It is preferred that described LED luminescence chip group is substantially arranged into circle in the range of 360 °.
It is preferred that be divided into three luminous communities in described light-emitting zone, the LED in these three luminous communities sends out
The glow color of optical chip is made up of wantonly three kinds in red, green, blue, Huang respectively.
Compared with prior art, the efficient LED integrated optical source of the present invention has an advantage that
(1) by being divided into area essentially identical in the range of 360 ° the light emitting region of LED luminescence chip group
At least three light-emitting zone, adopt between light-emitting zone and be connected serially, arrangements of chips four can be removed
The luminescence chip of individual Angle Position, such that it is able to avoid lens to receive light light loss, is equivalent to light after ensureing to receive light
Under conditions of speckle uniformity, it is effectively reduced light loss and fails to keep an appointment 20%.
(2) receipts light efficiency, reducing glass size, the i.e. break-even bar of light efficiency after ensureing to receive light it are effectively increased
Under part, lens diameter can effectively reduce about 25%.
(3) common LED light source is made finished product optical path length and can be exceeded conventional bubble light 30%, the knot of the present invention
Structure can shorten optical path length, makes light path foreshorten to bubble light equivalent length.
(4) common LED integrated optical source voltage is about 4V, the efficient LED integrated optical source voltage of the present invention
For more than 12V, equal-wattage the most only needs 1/3rd of common LED integrated optical source electric current, had both increased light
Speckle uniformity improves again power-efficient and reduces use cost.
(5) in the range of 360 °, circle substantially it is arranged into due to LED luminescence chip group, such that it is able to effectively
Avoid the occurrence of after receipts light that hot spot is unreal, the problem of hot spot diastema；Owing to being divided into again at least two in each light-emitting zone
Individual luminous community, the LED luminescence chip quantity in each light-emitting zone is identical, so that LED is luminous
The light mixture of colours of chipset is full and uniform, and color change is pure, abundant.
By description below and combine accompanying drawing, the present invention will become more fully apparent, and these accompanying drawings are used for explaining
Embodiments of the invention.
Accompanying drawing explanation
Fig. 1 is the first arrangement schematic diagram of LED integrated optical source of the prior art.
Fig. 2 is the second arrangement schematic diagram of LED integrated optical source of the prior art.
Fig. 3 is the schematic diagram that the LED integrated optical source in Fig. 1 produces light loss at its outer.
Fig. 4 is the schematic diagram that the LED integrated optical source in Fig. 2 produces light loss at its outer.
Fig. 5 is the schematic diagram that the LED integrated optical source in Fig. 1 produces light virtual positions at lens interior.
Fig. 6 is the schematic diagram that the LED integrated optical source in Fig. 2 produces light virtual positions at lens interior.
Fig. 7 is the schematic diagram of efficient LED integrated optical source embodiment one of the present invention.
Fig. 8 is the schematic diagram of efficient LED integrated optical source embodiment two of the present invention.
Fig. 9 is the schematic diagram of efficient LED integrated optical source embodiment three of the present invention.
Figure 10 is the schematic diagram of efficient LED integrated optical source embodiment four of the present invention.
Figure 11 is the schematic diagram of efficient LED integrated optical source embodiment five of the present invention.
Detailed description of the invention
With reference now to accompanying drawing, describing embodiments of the invention, element numbers similar in accompanying drawing represents similar unit
Part.
Embodiment one
Refer to Fig. 7, described efficient LED integrated optical source includes substrate (not shown) and is located at described base
The LED luminescence chip group 1 on plate surface.Described LED luminescence chip group 1 is substantially arranged in the range of 360 °
Circle, and described LED luminescence chip group 1 is divided into four luminous zones that area is essentially identical in the range of 360 °
Territory 11, is connected in series between each light-emitting zone 11.In this specific embodiment, do not have in each light-emitting zone 11
Distribution light community but it also may carry out according to actual needs being divided into two or three luminous communities.Each luminescence
Being respectively provided with eight LED luminescence chips 12 in region 11, the LED luminescence chip 12 in each light-emitting zone 11 is also
Connection connects.The glow color of the LED luminescence chip 12 in each described light-emitting zone 11 is white light.Four
The white light area that light-emitting zone 11 is sent is identical, therefore can make the light mixture of colours of LED luminescence chip group 1
Full and uniform, bias colour phenomenon.
Embodiment two
Refer to Fig. 8, described efficient LED integrated optical source includes substrate (not shown) and is located at described base
The LED luminescence chip group 1 on plate surface.Described LED luminescence chip group 1 is substantially arranged in the range of 360 °
Circle, and described LED luminescence chip group 1 is divided into four luminous zones that area is essentially identical in the range of 360 °
Territory 11, is connected in series between each light-emitting zone 11.In this specific embodiment, do not have in each light-emitting zone 11
Distribution light community but it also may carry out according to actual needs being divided into two or three or four luminous communities.
Being respectively provided with 13 LED luminescence chips 12 in each light-emitting zone 11, the LED in each light-emitting zone 11 is luminous
Chip 12 is connected in parallel.The glow color of the LED luminescence chip 12 in each described light-emitting zone 11 is white
Light.The white light area that four light-emitting zones 11 are sent is identical, therefore can make LED luminescence chip group 1
The light mixture of colours is full and uniform, bias colour phenomenon.
Embodiment three
Refer to Fig. 9, described efficient LED integrated optical source includes substrate (not shown) and is located at described base
The LED luminescence chip group 1 on plate surface.Described LED luminescence chip group 1 is substantially arranged in the range of 360 °
Circle, and described LED luminescence chip group 1 is divided into four luminous zones that area is essentially identical in the range of 360 °
Territory 11, is connected in series between each light-emitting zone 11.Three luminous communities 13 it are divided into again in each light-emitting zone 11.
It is equipped with five LED luminescence chips 12 in each luminous community 13, in the most each light-emitting zone 11, has 15 LED
Luminescence chip 12, the LED luminescence chip 12 in each light-emitting zone 11 is connected in parallel.Each luminous community 13
The glow color of interior LED luminescence chip 12 is different, and, the LED in these three luminous communities 13 sends out
The glow color of optical chip 12 is respectively the one in red, green, blue, and, these three luminous communities 13
The glow color of interior LED luminescence chip 12 is the most spaced apart.In this specific embodiment, each luminous zone
The glow color of the LED luminescence chip 12 in three luminous communities 13 in territory 11 is according to depending on clockwise
Secondary for blue, red, green.Four light-emitting zones 11 are formed by three kinds of color mixture blue, red, green respectively, and
And LED luminescence chip 12 quantity of the shades of colour in four light-emitting zones 11 is the most identical, so that four
The photochromic of LED luminescence chip 12 in individual light-emitting zone 11 all can be sufficiently mixed uniformly, so that institute
State LED luminescence chip group 1 bias colour phenomenon.
Embodiment four
Refer to Figure 10, described efficient LED integrated optical source includes substrate (not shown) and is located at described
The LED luminescence chip group 1 of substrate surface.Described LED luminescence chip group 1 is substantially arranged in the range of 360 °
Circular, and described LED luminescence chip group 1 is divided into three luminescences that area is essentially identical in the range of 360 °
Region 11, is connected in series between each light-emitting zone 11.Four luminous communities it are divided into again in each light-emitting zone 11
13.It is equipped with five LED luminescence chips 12 in each luminous community 13, in the most each light-emitting zone 11, has 20
Individual LED luminescence chip 12, the LED luminescence chip 12 in each light-emitting zone 11 is connected in parallel.Each luminescence
The glow color of the LED luminescence chip 12 in community 13 is different, and, in these four luminous communities 13
The glow color of LED luminescence chip 12 is respectively the one in red, green, blue, white or red, green, blue, Huang,
And, the glow color of the LED luminescence chip 12 in these four luminous communities 13 is the most spaced apart.?
In this specific embodiment, the LED luminescence chip 12 in four luminous communities 13 in each light-emitting zone 11
Glow color is according to being followed successively by clockwise indigo plant, Huang, red, green or blue, white, red, green.Three luminescences
Region 11 is formed by four kinds of color mixture blue, yellow, red, green or blue, white, red, green respectively, Er Qiesan
LED luminescence chip 12 quantity of the shades of colour in individual light-emitting zone 11 is the most identical, so that three are sent out
The photochromic of LED luminescence chip 12 in light region 11 all can be sufficiently mixed uniformly, so that described LED
Luminescence chip group 1 bias colour phenomenon.
Embodiment five
Refer to Figure 11, described efficient LED integrated optical source includes substrate (not shown) and is located at described
The LED luminescence chip group 1 of substrate surface.Described LED luminescence chip group 1 is substantially arranged in the range of 360 °
Circular, and described LED luminescence chip group 1 is divided into four luminescences that area is essentially identical in the range of 360 °
Region 11, is connected in series between each light-emitting zone 11.Three luminous communities it are divided into again in each light-emitting zone 11
13.Three luminous communities 13 in each light-emitting zone 11 according to have successively clockwise seven, five,
Seven LED luminescence chips 12, all have a nineteen LED luminescence chip 12 in the most each light-emitting zone 11, each
LED luminescence chip 12 in light region 11 is connected in parallel.LED luminescence chip in each luminous community 13
The glow color of 12 is different, and, the luminous face of the LED luminescence chip 12 in these three luminous communities 13
Color is respectively in red, green, blue, Huang any three kinds.In this specific embodiment, top-right light-emitting zone
The glow color of the LED luminescence chip 12 in three luminous communities 13 in 11 is according to the most successively
For red, green, blue, the LED luminescence chip in three luminous communities 13 in bottom-right light-emitting zone 11
The glow color of 12 according to being followed successively by clockwise Huang, red, green, three in the light-emitting zone 11 of lower left
The glow color of the LED luminescence chip 12 in individual luminous community 13 according to be followed successively by clockwise indigo plant, Huang,
Red, the luminous face of the LED luminescence chip 12 in three luminous communities 13 in upper left light-emitting zone 11
Color is green, blue, yellow according to being followed successively by clockwise.Four light-emitting zones 11 respectively by red, green, blue,
In Huang, any three kinds of color mixture form, and the number of the LED luminescence chip 12 in three light-emitting zones 11
Measure the most identical, so that the photochromic of the LED luminescence chip 12 in three light-emitting zones 11 all can be abundant
Mix homogeneously, so that described LED luminescence chip group bias colour phenomenon.
The all right concrete other embodiments of the present invention, in other embodiments, described LED luminescence chip group 1
Light emitting region be further divided into the light-emitting zone 11 of more than four.In other embodiments, each light-emitting zone
Two luminous communities 13 or the luminous community 13 of more than four can also be had in 11.In other embodiments
In, can also have one, two, three, four, six or more than seven in each luminous community 13
LED luminescence chip 12.
Above in association with most preferred embodiment, invention has been described, but the invention is not limited in disclosed above
Embodiment, and amendment, the equivalent combinations that the various essence according to the present invention is carried out should be contained.
Claims (9)
1. a LED integrated optical source, including substrate and the LED luminescence chip group being located at described substrate surface,
It is characterized in that: the light emitting region of described LED luminescence chip group is divided into area essentially identical in the range of 360 °
At least three light-emitting zone, be divided into again at least two luminescence community in each light-emitting zone, in each light-emitting zone
Luminous number of cells identical, be provided with at least one LED luminescence chip, each light-emitting zone in each luminous community
Interior LED luminescence chip is connected in parallel, and is connected in series between each light-emitting zone.
2. LED integrated optical source as claimed in claim 1, it is characterised in that: it is divided in described light-emitting zone
3-4 luminous community, the glow color of the LED luminescence chip in each luminous community is identical.
3. LED integrated optical source as claimed in claim 1, it is characterised in that: it is divided in described light-emitting zone
3-4 luminous community, the glow color of the LED luminescence chip in each luminous community is different.
4. LED integrated optical source as claimed in claim 3, it is characterised in that: it is divided in described light-emitting zone
Three luminous communities, the glow color of the LED luminescence chip in these three luminous communities is the reddest, green,
One in basket.
5. LED integrated optical source as claimed in claim 4, it is characterised in that: in these three luminous communities
The glow color of LED luminescence chip is the most spaced apart.
6. LED integrated optical source as claimed in claim 3, it is characterised in that: it is divided in described light-emitting zone
Four luminous communities, the glow color of the LED luminescence chip in these four luminous communities is the reddest, green,
One in blue, white or red, green, blue, Huang.
7. LED integrated optical source as claimed in claim 6, it is characterised in that: in these four luminous communities
The glow color of LED luminescence chip is the most spaced apart.
8. LED integrated optical source as claimed in claim 1, it is characterised in that: described LED luminescence chip
Group is substantially arranged into circle in the range of 360 °.
9. LED integrated optical source as claimed in claim 3, it is characterised in that: it is divided in described light-emitting zone
Three luminous communities, the glow color of the LED luminescence chip in these three luminous communities respectively by red, green,
Wantonly three kinds of compositions in indigo plant, Huang.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410095014.6A CN104061465B (en) | 2014-03-13 | 2014-03-13 | Efficient integrated LED light source |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410095014.6A CN104061465B (en) | 2014-03-13 | 2014-03-13 | Efficient integrated LED light source |
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| Publication Number | Publication Date |
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| CN104061465A CN104061465A (en) | 2014-09-24 |
| CN104061465B true CN104061465B (en) | 2017-01-11 |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201053658Y (en) * | 2007-06-06 | 2008-04-30 | 姜建国 | Heat irradiation structure of LED module |
| US7690806B2 (en) * | 2007-03-30 | 2010-04-06 | Designs For Vision, Inc. | Illuminating headlamp providing substantially uniform illumination |
| CN203240330U (en) * | 2013-03-27 | 2013-10-16 | 珠海市集利发展有限公司 | Evenly-divided-area symmetric-type dimmable LED (light emitting diode) integrated light source |
| CN203771121U (en) * | 2014-03-13 | 2014-08-13 | 广州市添鑫光电有限公司 | Efficient LED (Light Emitting Diode) integrated light source |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR101396588B1 (en) * | 2007-03-19 | 2014-05-20 | 서울반도체 주식회사 | Light emitting apparatus having various color temperature |
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2014
- 2014-03-13 CN CN201410095014.6A patent/CN104061465B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7690806B2 (en) * | 2007-03-30 | 2010-04-06 | Designs For Vision, Inc. | Illuminating headlamp providing substantially uniform illumination |
| CN201053658Y (en) * | 2007-06-06 | 2008-04-30 | 姜建国 | Heat irradiation structure of LED module |
| CN203240330U (en) * | 2013-03-27 | 2013-10-16 | 珠海市集利发展有限公司 | Evenly-divided-area symmetric-type dimmable LED (light emitting diode) integrated light source |
| CN203771121U (en) * | 2014-03-13 | 2014-08-13 | 广州市添鑫光电有限公司 | Efficient LED (Light Emitting Diode) integrated light source |
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| CN104061465A (en) | 2014-09-24 |
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