CN204099978U - A kind of light emission lens module of LED uniform in light emission - Google Patents
A kind of light emission lens module of LED uniform in light emission Download PDFInfo
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- CN204099978U CN204099978U CN201420526626.1U CN201420526626U CN204099978U CN 204099978 U CN204099978 U CN 204099978U CN 201420526626 U CN201420526626 U CN 201420526626U CN 204099978 U CN204099978 U CN 204099978U
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Abstract
The utility model provides a kind of light emission lens module of LED uniform in light emission, it coupled lens comprising LED chip, be arranged at the reflective lens outside described chip and be installed on described reflective lens light emission side, described coupled lens has pars intermedia, is positioned at first surface and the second surface of pars intermedia both sides, described first surface is provided with several the first array lenses, described second surface is provided with several the second array lenses.Compared with prior art, the light emission lens module of LED uniform in light emission of the present utility model, the light adopting a slice coupled lens LED chip to be sent becomes parallel rays, the shape of hot spot can be determined according to the shape of the first array lens in coupled lens and the second array lens, and coupled lens light-out effect of the present utility model is even, substantially increases light efficiency.
Description
Technical field
The utility model relates to a kind of LED, particularly relates to a kind of light emission lens module of LED uniform in light emission.
Background technology
In prior art, in order to make LED lighting angle little, usual employing multiple transmission-type lens reach a low-angle order ground, but multiple transmission-type lens cost compare is large, there is larger requirement to LED simultaneously, because required LED light spot can not be too large, adopt multi-disc transmission-type lens, make LED luminous efficiency compare the end.
At present, at LED light direction, reflective low-angle lens are set, one is become to collimate hot spot the light collection of LED by these low-angle lens, and light collection is aligned by the coupled lens installing two panels compound eye additional in this low-angle lens front, wherein a slice curved surface is towards light source, another sheet curved surface is towards light direction, but between the coupled lens due to two panels compound eye, there is certain spacing, when light is by this two panels coupled lens, because a light part is propagated in atmosphere, this light focus that will result through two panels coupled lens curved surface is difficult to overlap, therefore, uniformity through the hot spot of two panels coupled lens is poor.。
Therefore, be necessary to make further improvements defect of the prior art.
Utility model content
The purpose of this utility model is the light emission lens module of the LED uniform in light emission providing a kind of uniform in light emission, light efficiency good.
For reaching aforementioned object, the light emission lens module of a kind of LED uniform in light emission of the utility model, it coupled lens comprising LED chip, be arranged at the reflective lens outside described chip and be installed on described reflective lens light emission side,
Described coupled lens has pars intermedia, is positioned at first surface and the second surface of pars intermedia both sides, described first surface is provided with several the first array lenses, described second surface is provided with several the second array lenses.
As the utility model preferred embodiment, the quantity of described first array lens equals the quantity of described second array lens.
As the utility model preferred embodiment, described first array lens is on the first surface in array distribution, described second array lens is array distribution on described second surface, wherein, described first array lens and described second array lens are symmetrical arranged relative to described pars intermedia.
As the utility model preferred embodiment, the shape of described coupled lens is square or circular or polygon.
As the utility model preferred embodiment, the thickness of the pars intermedia of described coupled lens is 6-8 times of the first array lens or the second array lens.
As the utility model preferred embodiment, described first array lens is identical with the shape of the second array lens.
As the utility model preferred embodiment, the shape of described first array lens and the second array lens is arc.
As the utility model preferred embodiment, the shape of described first array lens and the second array lens is cylindrical, cuboid, the square bodily form or the hexagon bodily form.
As the utility model preferred embodiment, it also comprises substrate, and described chip is installed on the substrate.
As the utility model preferred embodiment, the quantity of described reflective lens is at least one, and the quantity of described chip equals the quantity of described reflective lens.
The beneficial effects of the utility model: compared with prior art, the light emission lens module of LED uniform in light emission of the present utility model, the light adopting a slice coupled lens LED chip to be sent becomes parallel rays, the shape of hot spot can be determined according to the shape of the first array lens in coupled lens and the second array lens, and coupled lens light-out effect of the present utility model is even, substantially increases light efficiency.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme of the utility model embodiment, below the accompanying drawing used required in describing embodiment is briefly described, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.Wherein,
Fig. 1 is the light emission lens module decomposing schematic representation in a specific embodiment of the utility model LED uniform in light emission;
Fig. 2 is the schematic perspective view of the coupled lens of Fig. 1;
Fig. 3 is the main TV structure schematic diagram of the coupled lens of Fig. 1.
Detailed description of the invention
For enabling above-mentioned purpose of the present utility model, feature and advantage become apparent more, are described in further detail the utility model below in conjunction with detailed description of the invention.
First, alleged herein " embodiment " or " embodiment " refers to special characteristic, structure or the characteristic that can be contained at least one implementation of the utility model.Different local in this manual " in one embodiment " occurred not all refers to same embodiment, neither be independent or optionally mutually exclusive with other embodiments embodiment.
Secondly; the utility model utilizes structural representation etc. to be described in detail; when describing the utility model embodiment in detail; for ease of explanation; represent that the schematic diagram of the light emission lens module of LED uniform in light emission can be disobeyed general ratio and be made partial enlargement; and described schematic diagram is example, it should not limit the scope of the utility model protection at this.In addition, the three dimensions of length, width and the degree of depth should be comprised in actual fabrication.
Refer to Fig. 1, it is the light emission lens module decomposing schematic representation in a specific embodiment of the utility model LED uniform in light emission.The light emission lens module of described LED uniform in light emission comprises substrate 1, LED chip 2, reflective lens 3 and coupled lens 4.
Described substrate 1 is provided with some LED chip 2.In this embodiment, the quantity of described LED chip 2 is two, and the quantity of corresponding reflective lens 3 is also two.
Described reflective lens 3 is arranged at outside described LED chip 2.In this embodiment, the quantity of described reflective lens 3 is two, and the quantity of described LED chip 2 equals the quantity of described reflective lens 3.In other embodiments, the quantity of described reflective lens 3 is not limited, the quantity of described reflective lens 3 can be determined according to the size of described coupled lens 4.
Described coupled lens 4 is installed on described reflective lens 3 light emission side.In this embodiment, the shape of described coupled lens 4 is square, and in other embodiments, this coupled lens 4 can also be circle, polygon or other shapes.In this embodiment, corresponding two reflective lens 3 of a slice coupled lens 4 in other embodiments, can be one or more according to the quantity of actual conditions determination reflective lens 3.
Refer to Fig. 2 and Fig. 3, Fig. 2 is the schematic perspective view of the coupled lens of Fig. 1.Fig. 3 is the main TV structure schematic diagram of the coupled lens of Fig. 1.Described coupled lens 4 has pars intermedia 41, is positioned at first surface 42 and the second surface 43 of pars intermedia 41 both sides, described first surface 42 is provided with several first array lenses 421, described second surface 43 is provided with several second array lenses 431.In this embodiment, overlapped by the focus of this coupled lens 4 to make light, the quantity of described first array lens 421 equals the quantity of described second array lens 431, described first array lens 421 is array distribution on described first surface 42, described second array lens 431 is array distribution on described second surface 43, described first array lens 421 is symmetrical arranged relative to described pars intermedia 41 with described second array lens 431, and the thickness of the pars intermedia 41 of described coupled lens 4 is 6-8 times of the first array lens 421 or the second array lens 431.
In the utility model, described first array lens 421 is identical with the shape of the second array lens 431, can ensure that producing focus by the light of described coupled lens 4 overlaps like this, bright dipping evenly, improve light efficiency.In this embodiment, the shape of described first array lens 421 and the second array lens 431 is arc.Parallel, uniform arc hot spot can be produced after light is by described coupled lens 4, in other embodiments, the shape of described first array lens 421 and the second array lens 431 is cylindrical, cuboid, the square bodily form, the hexagon bodily form or other shapes, the shape of hot spot according to actual needs can select suitable coupled lens in production process.
In this embodiment, described reflective lens 3 is low-angle reflector, the light that described LED chip 2 sends is the diffused ray in a direction, diffused section in the light that LED chip 2 sends pools the light of a collimation by the reflecting surface of low-angle reflective lens 3, and light is become parallel, uniform hot spot by described coupled lens 4 by the light of this collimation.
In this embodiment, described coupled lens 4 is screwed with reflective lens 3.In other embodiments, the fixed form of this coupled lens 4 and reflective lens 3 is not limit.In the utility model, the material of described substrate 1 is not limited, be advisable with the cooling requirements meeting described LED chip 2.
It should be noted that, the utility model does not limit the size of described coupled lens 4 and thickness, can be decided according to the actual requirements.
The light emission lens module of LED uniform in light emission of the present utility model, the light adopting a slice coupled lens LED chip to be sent becomes parallel rays, the shape of hot spot can be determined according to the shape of the first array lens in coupled lens and the second array lens, and coupled lens light-out effect of the present utility model is even, substantially increases light efficiency.
Above-mentioned explanation fully discloses detailed description of the invention of the present utility model.It is pointed out that the scope be familiar with person skilled in art and any change that detailed description of the invention of the present utility model is done all do not departed to claims of the present utility model.Correspondingly, the scope of claim of the present utility model is also not limited only to previous embodiment.
Claims (10)
1. a light emission lens module for LED uniform in light emission, is characterized in that: it coupled lens comprising LED chip, be arranged at the reflective lens outside described chip and be installed on described reflective lens light emission side,
Described coupled lens has pars intermedia, is positioned at first surface and the second surface of pars intermedia both sides, described first surface is provided with several the first array lenses, described second surface is provided with several the second array lenses.
2. the light emission lens module of LED uniform in light emission according to claim 1, is characterized in that: the quantity of described first array lens equals the quantity of described second array lens.
3. the light emission lens module of LED uniform in light emission according to claim 1, it is characterized in that: described first array lens is on the first surface in array distribution, described second array lens is array distribution on described second surface, wherein, described first array lens and described second array lens are symmetrical arranged relative to described pars intermedia.
4. the light emission lens module of LED uniform in light emission according to claim 1, is characterized in that: the shape of described coupled lens is square or circular or polygon.
5. the light emission lens module of LED uniform in light emission according to claim 1, is characterized in that: the thickness of the pars intermedia of described coupled lens is 6-8 times of the first array lens or the second array lens.
6. the light emission lens module of LED uniform in light emission according to claim 1, is characterized in that: described first array lens is identical with the shape of the second array lens.
7. the light emission lens module of LED uniform in light emission according to claim 6, is characterized in that: the shape of described first array lens and the second array lens is arc.
8. the light emission lens module of LED uniform in light emission according to claim 6, is characterized in that: the shape of described first array lens and the second array lens is cylindrical, cuboid, the square bodily form or the hexagon bodily form.
9. the light emission lens module of LED uniform in light emission according to claim 1, is characterized in that: it also comprises substrate, and described chip is installed on the substrate.
10. the light emission lens module of LED uniform in light emission according to claim 1, is characterized in that: the quantity of described reflective lens is at least one, and the quantity of described chip equals the quantity of described reflective lens.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420526626.1U CN204099978U (en) | 2014-09-12 | 2014-09-12 | A kind of light emission lens module of LED uniform in light emission |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420526626.1U CN204099978U (en) | 2014-09-12 | 2014-09-12 | A kind of light emission lens module of LED uniform in light emission |
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| Publication Number | Publication Date |
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| CN204099978U true CN204099978U (en) | 2015-01-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201420526626.1U Expired - Fee Related CN204099978U (en) | 2014-09-12 | 2014-09-12 | A kind of light emission lens module of LED uniform in light emission |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109323168A (en) * | 2018-09-30 | 2019-02-12 | 芯龙创新光电(昆山)有限公司 | A kind of outdoor type ground installation Projecting Lamp |
-
2014
- 2014-09-12 CN CN201420526626.1U patent/CN204099978U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109323168A (en) * | 2018-09-30 | 2019-02-12 | 芯龙创新光电(昆山)有限公司 | A kind of outdoor type ground installation Projecting Lamp |
| CN109323168B (en) * | 2018-09-30 | 2023-11-10 | 芯龙创新光电(昆山)有限公司 | Outdoor ground installation projecting lamp |
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| Date | Code | Title | Description |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150114 Termination date: 20190912 |