CN102980137A - Total reflection optical structure and light-emitting diode lens using the same - Google Patents
Total reflection optical structure and light-emitting diode lens using the same Download PDFInfo
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- CN102980137A CN102980137A CN2012104648813A CN201210464881A CN102980137A CN 102980137 A CN102980137 A CN 102980137A CN 2012104648813 A CN2012104648813 A CN 2012104648813A CN 201210464881 A CN201210464881 A CN 201210464881A CN 102980137 A CN102980137 A CN 102980137A
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Abstract
The invention discloses a total reflection optical structure which comprises a base end, an outer curved face, a reflection face, an inner curved face and a cavity, wherein the base end forms a light exit face, the outer curved face extends from the base end and is formed by revolving along a central vertical axis of the base end, the reflection face extends from the outer curved face, is parallel with the symmetrical axis and is formed by revolving along the symmetrical axis, the inner curved face extends from the reflection face and is formed by revolving along the symmetrical axis, and the cavity is formed by the inner curved face and the reflection face and is used for installing a light source. The invention further discloses a light-emitting diode (LED) lens of the total reflection optical structure, and the LED lens of the total reflection optical structure comprises at least one total reflection optical structure arranged at one side of a rotary shaft and is formed by the total reflection optical structure revolving along the rotary shaft. A corresponding formed lens of the total reflection optical structure is provided with a circular array of light sources on the outer side, and a module with a light distribution angle can be formed. The total reflection optical structure and the LED lens using the total reflection optical structure is capable of distributing more LED chips in a limited size range, effectively improving overall optical performance of a light, and at the same time improving freedom of optical design of the light.
Description
Technical field:
The present invention relates to lens, what be specifically related to is a kind of LED lens, further, is a kind of ATR Optical structure and the LED lens that adopt this ATR Optical structure.
Background technology:
Led light source is entering lighting field fast as a kind of new light source type, and than conventional light source, LED has high optical efficiency, the long-life advantage of low energy consumption, has distinct advantage aspect green low-carbon and the energy-saving and emission-reduction.
Distribute because the light that led chip sends is approximate lambert's body, therefore can not satisfy the use under people's normal life condition, and lens obtain a large amount of uses as the critical elements that can redistribute the light that LED sends.The LED lens are divided into lens and secondary lens, and a lens packages is on the LED device, and the light that usually LED is sent carries out preliminary shaping, and by the design to secondary lens, the light that light fixture or light source are sent satisfies the needs of normal lighting.
Along with the raising of people to lighting requirement, more high optical efficiency, more the led light source of high brightness seems particularly important, how to improve the optical efficiency of existing light source and the emphasis that optical brightness becomes optical design.Because the development of LED lighting source is according to the principle of replacing conventional light source, so the size of led light source and light fixture and electrical structure need to be consistent with traditional lighting.Inner at led light source, led chip is distributed on the pcb board, and how led chip effectively being arranged in finite size and space is the basic of light source or Design of Luminaires.
In the LED of existing use lens shot-light, lens all are that the led chip that is distributed on the pcb board is carried out individually luminous intensity distribution, namely be the corresponding LEDs chips of lens, the restriction of dimension of light source and lens shape, so that can not effectively utilize the space arranging of lens, that is to say the more led chip of in limited size range, can not arranging.
Summary of the invention:
For this reason, the object of the present invention is to provide a kind of ATR Optical structure and adopt the LED lens of this ATR Optical structure, to be implemented in the more led chip of arranging in the limited size range, reach the whole optical property of lifting light fixture, improve the purpose of the light fixture optical design free degree.
For achieving the above object, the present invention is mainly by the following technical solutions:
A kind of ATR Optical structure comprises:
Form the base terminal of light-emitting face;
Extend from base terminal, and around the positive camber of base terminal central vertical symmetry axis around formation;
Extend from positive camber, parallel with symmetry axis, and around the plane of refraction of symmetry axis around formation;
Extend from plane of refraction, and around the negative camber of symmetry axis around formation;
Described negative camber and plane of refraction are formed with for the cavity that light source is installed.
Preferably, described base terminal is plane or cambered surface.
Preferably, described positive camber is from base terminal extension and close to symmetry axis.
Preferably, described light source is positioned at the cambered surface outside of negative camber, and the cambered surface summit of negative camber, light source are all on symmetry axis.
A kind of LED lens of ATR Optical structure are formed around the rotating shaft rotation by at least one ATR Optical structural profile that is positioned at rotating shaft one side.
Preferably, these LED lens are formed around this rotating shaft rotation by an ATR Optical structural profile that is positioned at rotating shaft one side.
Preferably, these LED lens are formed around this rotating shaft rotation by two ATR Optical structural profiles that are positioned at rotating shaft one side.
LED lens of the present invention are formed around the rotating shaft rotation by the ATR Optical structural profile, and its corresponding lens that form have annular array of light sources around the outside of rotating shaft, can form the module with light distribution angle.The present invention's more led chip of can arranging in limited size range can effectively promote the whole optical property of light fixture, can improve the free degree of light fixture optical design simultaneously.
Description of drawings:
Fig. 1 is the generalized section of ATR Optical structure of the present invention.
Fig. 2 is the cross-sectional view of LED lens embodiment one of the present invention.
Fig. 3 is the top view of LED lens embodiment one of the present invention.
Fig. 4 is the top view of LED lens embodiment one light source of the present invention and lens arrangement.
Fig. 5 is the cross-sectional view of LED lens embodiment two of the present invention.
Fig. 6 is the light source of LED lens embodiment two of the present invention and the top view of lens arrangement.
Identifier declaration among the figure: ATR Optical structural profile 1, base terminal 101, symmetry axis 102, positive camber 103, plane of refraction 104, negative camber 105, cavity 106, light source 107, cavity 108, rotating shaft 2.
The specific embodiment:
For setting forth thought of the present invention and purpose, the present invention is described further below in conjunction with the drawings and specific embodiments.
Core concept of the present invention is: the optical texture that designs a kind of total reflection, and take this optical texture as base unit, rotate the lens that formation has the annular light source mounting strap around rotating shaft, realized the free design and installation of led light source correspondence in the annular light source mounting strap, form annular array of light sources, make a plurality of light sources are installed in effective erection space to greatest extent, effectively promoted the optical property of light fixture integral body.
See also shown in Figure 1ly, Fig. 1 is the generalized section of ATR Optical structure of the present invention.The invention provides a kind of ATR Optical structure, comprising: the base terminal 101 that forms light-emitting face; Symmetry axis 102 with base terminal 101 central vertical; Extend from base terminal 101, and around the positive camber 103 of symmetry axis 102 around formation; Extend from positive camber 103, parallel with symmetry axis 102, and around the plane of refraction 104 of symmetry axis 102 around formation; Extend from plane of refraction 104, and around the negative camber 105 of symmetry axis 102 around formation; Described negative camber 105 is formed with for the cavity 106 that light source 107 is installed with plane of refraction 104.
Wherein said base terminal 101 can be the plane, also can be curved surface, and the curved surface summit is on symmetry axis 102; And described positive camber 103 is from base terminal 101 extensions and close to symmetry axis 102; Described light source 107 is positioned at the cambered surface outside of negative camber 105, and the cambered surface summit of negative camber 105 and light source 107 are all on symmetry axis 102.
The light part that light source 107 sends reflects through the beam projecting face after reflecting for the first time through negative camber 105 more for the second time, penetrates at last; After the refraction first time of another part light through plane of refraction 104, arrive positive camber 103, pass through again the inner full-reflection of positive camber 103, penetrate after the refraction by the beam projecting face at last.
Hence one can see that, and the light that light source 107 sends can change by several parts of negative camber 105, positive camber 103, plane of refraction 104 and beam projecting face and carry out again luminous intensity distribution, thereby make the light angle of emergent light and the requirement that light intensity can both reach design.
Preferred embodiment one
See also Fig. 2, Fig. 3, shown in Figure 4, Fig. 2 is the cross-sectional view of LED lens embodiment one of the present invention; Fig. 3 is the top view of LED lens embodiment one of the present invention; Fig. 4 is the top view of LED lens embodiment one light source of the present invention and lens arrangement.
In the present embodiment, adopted an ATR Optical structural profile 1, this ATR Optical structural profile 1 is positioned at a side of rotating shaft 2, and forms complete lens around rotating shaft 2.
Wherein the cavity 106 in the ATR Optical structural profile 1 is after rotating shaft 2 rotations, correspondence can form the cavity band of an annular, and the led light source 107 of varying number can be installed in this toroidal cavity band as required, when light source is installed usually, need symmetry, to guarantee the uniformity of light source luminescent.
By comparing with conventional lenses installation light source effect and quantity, the space can more effectively be utilized in the present embodiment, the light source of the greater number of arranging.
Preferred embodiment two
See also Fig. 5, shown in Figure 6, Fig. 5 is the cross-sectional view of LED lens embodiment two of the present invention; Fig. 6 is the light source of LED lens embodiment two of the present invention and the top view of lens arrangement.
In the present embodiment, adopted two ATR Optical structural profiles 1, and these two ATR Optical structural profiles 1 are positioned at a side of rotating shaft 2, and form complete lens around rotating shaft 2.
Wherein since the cavity in two ATR Optical structural profiles 1 after rotating shaft 2 rotations, can corresponding can form the cavity band of inside and outside two annulars, correspondence is arranged in cavity 106 and the cavity 108 of figure, and this design can more be installed led light source 107.
Present embodiment is to have increased an ATR Optical structural profile on the basis of embodiment one, thereby forms two zonary structures.
Lens are in the situation of formed objects shape, because the design of this body structure restriction, single total reflection lens can not more effectively utilize the space on the arrangement surface of limited size, the light source of the greater number of can not arranging; And in the present invention, owing to adopt the design of total reflection zonary structure, the light source of the greater number of can arranging at cavity endless belt place, thus effectively promoted the whole optical property of light fixture, guaranteed simultaneously the free degree of light fixture optical design.
The situation that above-described embodiment is set forth only is two kinds of preferred embodiments of the present invention, and it also can adopt two, three even a plurality of ATR Optical structure, rotates around rotating shaft to form dissimilar lens, and it specifically can be made according to different needs.
More than be to ATR Optical structure provided by the present invention and adopt the LED lens of this ATR Optical structure to be described in detail, used specific case herein structural principle of the present invention and embodiment are set forth, above embodiment just is used for helping to understand method of the present invention and core concept thereof; Simultaneously, for one of ordinary skill in the art, according to thought of the present invention, all will change in specific embodiments and applications, in sum, this description should not be construed as limitation of the present invention.
Claims (7)
1. ATR Optical structure is characterized in that comprising:
Form the base terminal of light-emitting face;
Extend from base terminal, and around the positive camber of base terminal central vertical symmetry axis around formation;
Extend from positive camber, parallel with symmetry axis, and around the plane of refraction of symmetry axis around formation;
Extend from plane of refraction, and around the negative camber of symmetry axis around formation;
Described negative camber and plane of refraction are formed with for the cavity that light source is installed.
2. ATR Optical structure according to claim 1 is characterized in that described base terminal is plane or cambered surface.
3. ATR Optical structure according to claim 1 is characterized in that described positive camber is from base terminal extension and close to symmetry axis.
4. ATR Optical structure according to claim 1 is characterized in that described light source is positioned at the cambered surface outside of negative camber, and the cambered surface summit of negative camber, light source are all on symmetry axis.
5. LED lens that adopt the described ATR Optical structure of claim 1 ~ 4 is characterized in that the ATR Optical structural profile that is positioned at rotating shaft one side by at least one forms around the rotating shaft rotation.
6. LED lens according to claim 5 is characterized in that being formed around this rotating shaft rotation by an ATR Optical structural profile that is positioned at rotating shaft one side.
7. LED lens according to claim 5 is characterized in that being formed around this rotating shaft rotation by two ATR Optical structural profiles that are positioned at rotating shaft one side.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104648813A CN102980137A (en) | 2012-11-16 | 2012-11-16 | Total reflection optical structure and light-emitting diode lens using the same |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2012104648813A CN102980137A (en) | 2012-11-16 | 2012-11-16 | Total reflection optical structure and light-emitting diode lens using the same |
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| Publication Number | Publication Date |
|---|---|
| CN102980137A true CN102980137A (en) | 2013-03-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2012104648813A Pending CN102980137A (en) | 2012-11-16 | 2012-11-16 | Total reflection optical structure and light-emitting diode lens using the same |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017067515A1 (en) * | 2015-10-23 | 2017-04-27 | 欧普照明股份有限公司 | Lens set, and lighting device employing lens set |
| CN108386817A (en) * | 2015-10-23 | 2018-08-10 | 欧普照明股份有限公司 | The lighting device of lens combination and application lens combination |
| CN108413268A (en) * | 2018-04-10 | 2018-08-17 | 深圳市尚为照明有限公司 | A kind of LED light module |
| CN109780476A (en) * | 2019-03-08 | 2019-05-21 | 欧普照明股份有限公司 | Luminescence unit arrangement, light source module group and Projecting Lamp |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1726410A (en) * | 2002-10-11 | 2006-01-25 | 光处方革新有限公司 | Compact folded-optics illumination lens |
| US7153002B2 (en) * | 2004-10-15 | 2006-12-26 | Samsung Electro-Mechanics Co., Ltd. | Lens for LED light sources |
| CN202902156U (en) * | 2012-11-16 | 2013-04-24 | 深圳市九洲光电科技有限公司 | Total reflection optical structure and light-emitting diode (LED) lens with the total reflection optical structure |
-
2012
- 2012-11-16 CN CN2012104648813A patent/CN102980137A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1726410A (en) * | 2002-10-11 | 2006-01-25 | 光处方革新有限公司 | Compact folded-optics illumination lens |
| US7153002B2 (en) * | 2004-10-15 | 2006-12-26 | Samsung Electro-Mechanics Co., Ltd. | Lens for LED light sources |
| CN202902156U (en) * | 2012-11-16 | 2013-04-24 | 深圳市九洲光电科技有限公司 | Total reflection optical structure and light-emitting diode (LED) lens with the total reflection optical structure |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2017067515A1 (en) * | 2015-10-23 | 2017-04-27 | 欧普照明股份有限公司 | Lens set, and lighting device employing lens set |
| CN108386817A (en) * | 2015-10-23 | 2018-08-10 | 欧普照明股份有限公司 | The lighting device of lens combination and application lens combination |
| CN108386817B (en) * | 2015-10-23 | 2020-05-01 | 欧普照明股份有限公司 | Lens combination and lighting device using same |
| US10883699B2 (en) | 2015-10-23 | 2021-01-05 | Opple Lighting Co., Ltd. | Lens combination and illumination device adopting the same |
| CN108413268A (en) * | 2018-04-10 | 2018-08-17 | 深圳市尚为照明有限公司 | A kind of LED light module |
| CN109780476A (en) * | 2019-03-08 | 2019-05-21 | 欧普照明股份有限公司 | Luminescence unit arrangement, light source module group and Projecting Lamp |
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Application publication date: 20130320 |