CN206637266U - Led array light source - Google Patents
Led array light source Download PDFInfo
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- CN206637266U CN206637266U CN201621457113.5U CN201621457113U CN206637266U CN 206637266 U CN206637266 U CN 206637266U CN 201621457113 U CN201621457113 U CN 201621457113U CN 206637266 U CN206637266 U CN 206637266U
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- led array
- led
- transparent rods
- light source
- light
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Abstract
It the utility model is related to a kind of LED array light source, including LED-baseplate, LED array, filter coating and transparent rods, filter coating is arranged at transparent rods outer wall, LED array is fixed on LED-baseplate and electrically connected close to the side of transparent rods, with LED-baseplate, and LED array is arranged at the side that transparent rods are provided with filter coating.The light of LED array transmitting enters in transparent rods through filter coating, and the light in transparent rods is projected after filter coating reflects by transparent rods one end.In this way, all light that LED array is launched can be concentrated, form a light emergence face and accumulate small spot light, avoid astigmatism, the utilization rate height of light.Above-mentioned LED array light source can be applied to concentrate the occasion of projection, and easy to use and cost is low.
Description
Technical field
Field of photoelectric technology is the utility model is related to, more particularly to a kind of LED array light source.
Background technology
LED (Light-Emitting Diode light emitting diodes) array light source use the light emitting diode of array format for
Illuminator, have the advantages that luminous efficiency is high, power consumption is few, service life is long and is advantageous to environmental protection, be widely used in illuminating.
Traditional LED array light source mainly using the structure of tiling, there is the LED patch forms of tiling or the envelope of tiling wafer
Dress form, whole array plane are exactly luminous flat, and light source area is very big, is unfavorable for gathering light.Therefore, traditional LED
Array light source is applied to concentrate during the occasion of projection, it is necessary to which large-scale condenser carries out optically focused, and cost is high, and a large amount of dissipate be present
Penetrating light can not utilize, and cause the utilization rate of light low.
Utility model content
Based on this, it is necessary in view of the above-mentioned problems, providing a kind of LED array light for the utilization rate be easy to optically focused, improve light
Source.
A kind of LED array light source, including LED-baseplate, LED array, filter coating and transparent rods, the filter coating are arranged at institute
Transparent rods outer wall is stated, the LED array is fixed on the LED-baseplate close to the side of the transparent rods and LED-baseplate electricity
Connection, and the LED array is arranged at the side that the transparent rods are provided with the filter coating；
The light of the LED array transmitting enters in the transparent rods through the filter coating, the light warp in the transparent rods
Projected after the filter coating reflection by described transparent rods one end.
Above-mentioned LED array light source, by the way that the LED array for being fixed on LED-baseplate and being electrically connected with LED-baseplate is arranged on
Bright rod is provided with the side of filter coating, and filter coating is located at transparent rods outer wall, and the permeable filter coating of the light that LED array is launched enters transparent
In rod, light in the transparent rods roundtrip in transparent rods after filter coating reflects, finally projected by transparent rods one end.In this way,
All light that LED array can be concentrated to launch are projected by transparent rods one end, avoid astigmatism, the utilization rate height of light.Above-mentioned LED array light
Source can be applied to concentrate the occasion of projection, and easy to use and cost is low.
Brief description of the drawings
Fig. 1 is the front view of the structure of LED array light source in an embodiment；
Fig. 2 is the left view of the structure of LED array light source in an embodiment.
Embodiment
With reference to figure 1 and Fig. 2, the LED array light source in an embodiment, including LED-baseplate 110, LED array 120, filter coating
(not shown) and transparent rods 130.Filter coating is arranged at the outer wall of transparent rods 130；It is close that LED array 120 is fixed on LED-baseplate 110
The side of transparent rods 130, electrically connect with LED-baseplate 110, and LED array 120 be arranged at that transparent rods 130 are provided with filter coating one
Side.
The light that LED array 120 is launched enters in transparent rods 130 through filter coating, and the light in transparent rods 130 is anti-through filter coating
Projected after penetrating by the one end of transparent rods 130.
LED-baseplate 110 is used to supply the normal work of LED array 120.LED array 120 is used as illuminator, by multiple photophores
Part is formed, and can be a row or multiple rows of multiple row；It is more to form the luminescent device of LED array 120, LED array light source
Integral luminous power is bigger.The color of light that LED array 120 is launched determines by the type of the luminescent device used, such as can be with
For blue light.The light that filter coating is launched for passing through LED array 120, and the light in reflective transparent rod 130 so that in transparent rods 130
Light roundtrip, finally by the one end of transparent rods 130 project.Specifically, filter coating is plated on along its length outer of transparent rods 130
Wall and enclosed around transparent rods 130 1, the emittance area of light is the cross-sectional area of transparent rods 130.
In one embodiment, LED-baseplate 110 is copper base.LED array 120 can produce certain heat after working long hours
Therefore amount, copper base heat dispersion, by using copper base, can avoid LED array than the perfect heat-dissipating of other types substrate
Light source produces superheating phenomenon because working long hours.It is appreciated that in other embodiments, LED-baseplate 110 also uses other classes
The substrate of type.
In one embodiment, with reference to figure 1 and Fig. 2, the quantity of LED-baseplate 110 and LED array 120 is two, two
LED array 120 is respectively arranged at the opposite sides of transparent rods 130.By setting LED respectively in the opposite sides of transparent rods 130
Array 120, the luminous power of LED array 120 can be increased, so as to increase the energy of the light of the injection of LED array light source, can applied
In the scene that need to use high power light source.
In one embodiment, LED array 120 includes multiple blue-ray LED lamp beads 121, and blue-ray LED lamp bead 121 is fixed on LED
Substrate 110, electrically connect with LED-baseplate 110, and be arranged at the side that transparent rods 130 are provided with filter coating.Blue-ray LED lamp bead 121 is sent out
Go out the light of blueness, after blue light is through filter coating intake transparent rods 130, other face can obtain by the effect of transparent rods 130
The light of color.Accordingly, filter coating be filter blue light, reflect other colors light film.It is appreciated that in other embodiments,
LED array 120 can be formed using the LED lamp bead 121 for sending other color of light as needed.
In one embodiment, transparent rods 130 are Ce:YAG (cerium-doped yttrium aluminum garnet) crystalline ceramics rod.Ce:The transparent potteries of YAG
Porcelain rod can inspire the light of other colors after the irradiation of LED light is received, such as receive blue light illumination and excite feux rouges and green glow
So as to obtain gold-tinted.By using Ce:YAG crystalline ceramics rod changes the color for the light that LED array 120 is launched, it is not necessary to mixes again
Other miscellaneous materials, LED array light source assembling are simple.
Ce:The scope of the amount for the Ce ions admixed in YAG crystalline ceramics rods is 0.5%-5%.Ce:YAG crystalline ceramics rods
The amount of the Ce ions of middle blending is different, and the light color of laser is different.Therefore, by using the Ce ions for admixing various concentrations
Ce:YAG crystalline ceramics rods, the light color that LED array light source projects are different.
It is appreciated that in other embodiments, transparent optical wand 130 can also be real for other types or using other structures
Under the irradiation for receiving the light that LED array 120 is sent now, the light of other colors of laser.
In one embodiment, transparent rods 130 are shaped as strip or U-shaped.The both ends difference of the transparent rods 130 of strip
It is simple in construction positioned at opposite direction.The both ends of the transparent rods 130 of U-shaped are located at same direction, can focus utilization both ends project
Light, increase the energy of the light of injection.It is appreciated that in other embodiments, transparent rods 130 may be arranged as other shapes.
In one embodiment, the cross section of transparent rods 130 is polygon.The cross section of transparent rods 130 is polygon, corresponding
Can be centrum, cube, multiedge cylinder etc. for transparent rods 130, so as to which LED array 120 can be located at a certain of transparent rods 130
Plane side, the receiving surface of light is big, can improve the utilization rate of light.
In one embodiment, speculum 140 is also included with reference to figure 1, above-mentioned LED array light source, speculum 140 is fixed on
Bright one end of rod 130, light in transparent rods 130 is after filter coating and speculum 140 reflect by transparent rods 130 relative to speculum
140 other end projects.
Speculum 140 can reflected light, prevent light from passing through.One end that transparent rods 130 are not provided with speculum 140 is used to project
Light, the effect of optically focused is formed, by the way that speculum 140 is fixedly installed at one end, the light of the internal reflection of transparent rods 130 can be focused on
The other end projects, and strengthens spotlight effect, so as to further improve utilization rate of the LED array light source to light.
Above-mentioned LED array light source, pass through the LED array that will be fixed on LED-baseplate 110 and be electrically connected with LED-baseplate 110
120 are arranged on the side that transparent rods 130 are provided with filter coating, and filter coating is located at the outer wall of transparent rods 130, the light that LED array 120 is launched
It can pass through filter coating to enter in transparent rods 130, the light in transparent rods 130 is anti-back and forth in transparent rods 130 after filter coating reflects
Penetrate, finally projected by the one end of transparent rods 130.In this way, all light that LED array can be concentrated to launch are projected by transparent rods one end, keep away
Exempt from astigmatism, the utilization rate of light is high.Above-mentioned LED array light source can be applied to concentrate the occasion of projection, and easy to use and cost is low.
Each technical characteristic of embodiment described above can be combined arbitrarily, to make description succinct, not to above-mentioned reality
Apply all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, the scope that this specification is recorded all is considered to be.
Embodiment described above only expresses several embodiments of the present utility model, and its description is more specific and detailed,
But therefore it can not be interpreted as the limitation to utility model patent scope.It should be pointed out that the common skill for this area
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The scope of protection of the utility model.Therefore, the protection domain of the utility model patent should be determined by the appended claims.
Claims (8)
- A kind of 1. LED array light source, it is characterised in that including LED-baseplate, LED array, filter coating and transparent rods, the optical filtering Film is arranged at the transparent rods outer wall, and the LED array is fixed on the LED-baseplate close to the side of the transparent rods and institute LED-baseplate electrical connection is stated, and the LED array is arranged at the side that the transparent rods are provided with the filter coating；The light of the LED array transmitting enters in the transparent rods through the filter coating.
- 2. LED array light source according to claim 1, it is characterised in that the transparent rods are Ce:YAG crystalline ceramics rods.
- 3. LED array light source according to claim 1, it is characterised in that the transparent rods are shaped as strip or U Shape.
- 4. LED array light source according to claim 1, it is characterised in that the cross section of the transparent rods is polygon.
- 5. LED array light source according to claim 1, it is characterised in that be also fixed on including speculum, the speculum Described transparent rods one end, the light in the transparent rods is after the filter coating and speculum reflection by the phase of the transparent rods Projected for the other end of the speculum.
- 6. LED array light source according to claim 1, it is characterised in that the LED-baseplate is copper base.
- 7. LED array light source according to claim 1, it is characterised in that the LED array includes multiple blue LED lamps Pearl, the blue-ray LED lamp bead is fixed on the LED-baseplate, electrically connected with the LED-baseplate, and is arranged at the transparent rods and sets There is the side of the filter coating.
- 8. LED array light source according to claim 1, it is characterised in that the number of the LED-baseplate and the LED array Amount is two, and two LED arrays are respectively arranged at the opposite sides of the transparent rods.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621457113.5U CN206637266U (en) | 2016-12-28 | 2016-12-28 | Led array light source |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621457113.5U CN206637266U (en) | 2016-12-28 | 2016-12-28 | Led array light source |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206637266U true CN206637266U (en) | 2017-11-14 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621457113.5U Active CN206637266U (en) | 2016-12-28 | 2016-12-28 | Led array light source |
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|---|---|
| CN (1) | CN206637266U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107062003A (en) * | 2016-12-28 | 2017-08-18 | 毅丰显示科技（深圳）有限公司 | Led array light source |
-
2016
- 2016-12-28 CN CN201621457113.5U patent/CN206637266U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107062003A (en) * | 2016-12-28 | 2017-08-18 | 毅丰显示科技（深圳）有限公司 | Led array light source |
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