CN103511909B - Light-focusing type optics of lens module - Google Patents
Light-focusing type optics of lens module Download PDFInfo
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- CN103511909B CN103511909B CN201210206403.2A CN201210206403A CN103511909B CN 103511909 B CN103511909 B CN 103511909B CN 201210206403 A CN201210206403 A CN 201210206403A CN 103511909 B CN103511909 B CN 103511909B
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Abstract
The invention discloses a kind of light-focusing type optics of lens module, the light be suitable for the LED chip of LED bay light sends carries out optically focused, wherein, described light-focusing type optics of lens module comprises lens and reflector, described reflector and described lens are oppositely arranged and form the host cavity of the light-emitting area for accommodating described LED lamp, described reflector has the light reflection surface towards described host cavity, the bottom of described lens has the optical input surface of male type, described optical input surface is corresponding with this light-emitting area towards the light-emitting area of described LED chip, the top of described lens has the light gasing surface of male type.Light-focusing type optics of lens module of the present invention has that light gathering is strong and spotlight effect is good, thus makes the LED bay light whole lighting efficiency being provided with light-focusing type optics of lens module of the present invention high.
Description
Technical field
The present invention relates to a kind of light-focusing type optics of lens module, particularly relate to the light-focusing type optics of lens module that a kind of light sent the LED chip of LED bay light carries out optically focused.
Background technology
Along with the development of economy and the continuous progress of society, accelerate the depletion rate of resource and cause the shortage of resource, the paces of corresponding restriction expanding economy and social progress, therefore, energy-conservationly becoming one of important goal that enterprise pays close attention to.
Wherein, in lighting field, because traditional black silk lamp exists that energy consumption is large, the life-span is short and the defect such as not environmentally, therefore create good condition for the development of new energy-saving lamp, and LED lamp is just based on to occur under above-mentioned condition, because LED lamp has the advantages such as energy-saving and environmental protection and life-span be long, therefore it is more and more subject to people at lighting field and favors.
At present, the external reflection cover structure of the many employings of LED bay light in present stage LED lamp reaches the effect of pinching light, also sees the example having lens and reflector simultaneously to use.But, in existing lens arrangement, the side close to LED chip light-emitting area of these lens is designed to the curved surface of inner concave shape more, and the side away from LED chip light-emitting area of lens is designed to the curved surface of male type, the change of the curve of positive camber can only be utilized like this to design lens, the curved surface of inner concave shape can reduce now lensed spotlight effect simultaneously, cause now lensed light gathering extreme difference, therefore make the light gathering extreme difference of the optics module formed by lens and reflector, spotlight effect is bad, thus makes LED bay light whole lighting efficiency not high.
Therefore, be badly in need of wanting a kind of light-focusing type optics of lens module to overcome above-mentioned defect.
Summary of the invention
The object of the present invention is to provide a kind of light-focusing type optics of lens module, this light-focusing type optics of lens module has that light gathering is strong and spotlight effect is good, thus makes the LED bay light whole lighting efficiency being provided with light-focusing type optics of lens module of the present invention high.
For realizing above-mentioned object, the invention provides a kind of light-focusing type optics of lens module, the light be suitable for the LED chip of LED bay light sends carries out optically focused, wherein, described light-focusing type optics of lens module comprises lens and reflector, described reflector and described lens are oppositely arranged and form the host cavity of the light-emitting area for accommodating described LED lamp, described reflector has the light reflection surface towards described host cavity, the bottom of described lens has the optical input surface of male type, described optical input surface is corresponding with this light-emitting area towards the light-emitting area of described LED chip, the light-emitting area of described optical input surface and described LED chip is in just right setting, the top of described lens has the light gasing surface of male type.Wherein, described reflector is at least two, reflector described in each is in not contour setting, described lens are selected and the reflector of differing heights is oppositely arranged and changes the spacing between described LED chip and described optical input surface, make light-focusing type optics of lens module of the present invention under the same case of lenses of use, according to the needs of actual light, use the reflector of differing heights and go to change the spacing between LED chip and optical input surface, the output light ray angle degree controlling the LED bay light being provided with light-focusing type optics of lens module of the present invention arbitrarily changed from (as 45 degree within the scope of 100 degree) in required angular range, thus improve versatility and the range of application of light-focusing type optics of lens module of the present invention.
Preferably, described optical input surface is at least two, described optical input surface is the setting at interval, optical input surface described in each is to there being a described LED chip, make all LED chip can share same lens simultaneously, the light all LED chip can launched on the one hand is integrated and is exported, and guarantees the uniformity exporting light type, and improves delivery efficiency; The structure of the LED bay light being provided with light-focusing type optics of lens module of the present invention can be simplified on the other hand further, and assembly process can be reduced to improve efficiency of assembling.
Preferably, described optical input surface is equally spaced setting, and is connected with plane between described optical input surface, and the light type uniformity that the light that all LED chip are launched exports afterwards in integration is better.
Preferably, described optical input surface and described LED chip are the setting at upper and lower interval, are beneficial to the heat radiation of LED chip.
Preferably, the support portion of structure is ringwise extended in the bottom of described lens towards described reflector place, and described support zone is outer and be equipped with described reflector, so that arrange between lens and reflector in described optical input surface.
Preferably, described optical input surface and light gasing surface are sphere, and make light-focusing type optics of lens module of the present invention stronger to the light gathering of the light that LED chip sends, spotlight effect is better.
Preferably, described optical input surface and light gasing surface are ellipsoidal surface, and make light-focusing type optics of lens module of the present invention stronger to the light gathering of the light that LED chip sends, spotlight effect is better.
Preferably, described host cavity runs through described reflector, so that the installation of the light-emitting area of LED chip in host cavity, the inwall of the host cavity at described reflector place forms described light reflection surface, so that in the accommodating host cavity of the light-emitting area of LED chip, so that the formation of light reflection surface.
Preferably, described light reflection surface is the rounding conical surface or parabolic surface, and the light that the sidelight send LED chip and lens are reflected back carries out more superior reflection, thus improves the whole light efficiency of light-focusing type optics of lens module of the present invention further.
Compared with prior art, because the bottom of lens of the present invention and top have optical input surface and the light gasing surface of male type accordingly, this optical input surface is corresponding with this light-emitting area towards the light-emitting area of LED chip, therefore the light making LED chip send is under the cooperation of optical input surface and light gasing surface, make that the light gathering of lens is strong and spotlight effect is good, simultaneously, have towards under the condition of the light reflection surface of host cavity in conjunction with reflector, further the light that the sidelight sent LED chip and lens are reflected back can be reflected, thus improve light gathering and the spotlight effect of lens further, rising angle needed for realization (as 45 degree of arbitrarily angled in 100 degree), therefore, light-focusing type optics of lens module of the present invention has that light gathering is strong and spotlight effect is good, thus make the LED bay light whole lighting efficiency being provided with light-focusing type optics of lens module of the present invention high.
Accompanying drawing explanation
Fig. 1 is the three-dimensional structure diagram of the first embodiment of light-focusing type optics of lens module of the present invention.
Fig. 2 is the exploded view of the optics of lens of light-focusing type shown in Fig. 1 mould.
Fig. 3 is the exploded view of another angle of the optics of lens of light-focusing type shown in Fig. 2 module.
Fig. 4 is the sectional view of the optics of lens of light-focusing type shown in Fig. 1 module.
Fig. 5 is the three-dimensional structure diagram of the second embodiment of light-focusing type optics of lens module of the present invention.
Fig. 6 is the exploded view of the optics of lens of light-focusing type shown in Fig. 5 module.
Fig. 7 is the exploded view of another angle of the optics of lens of light-focusing type shown in Fig. 6 module.
Fig. 8 is the sectional view of the optics of lens of light-focusing type shown in Fig. 5 module.
Detailed description of the invention
In order to describe technology contents of the present invention, structural feature in detail, accompanying drawing is coordinated to be described further below in conjunction with embodiment.
Refer to Fig. 1, Fig. 1 illustrates light-focusing type optics of lens module first embodiment of the present invention, and composition graphs 2 and Fig. 4, the light-focusing type optics of lens module 100 of the present embodiment carries out optically focused for the light sent the LED chip 200 of LED bay light, wherein, the light-focusing type optics of lens module 100 of the present embodiment comprises lens 10 and reflector 20.This reflector 20 is oppositely arranged with described lens 10 and forms the host cavity 30 of the light-emitting area 210 for accommodating described LED lamp 200, and described reflector 20 has the light reflection surface 21 towards described host cavity 30; The bottom of described lens 10 has the optical input surface 11 of male type, described optical input surface 11 is corresponding with this light-emitting area 210 towards the light-emitting area 210 of described LED chip 200, more excellent is described optical input surface 11 with the light-emitting area 210 of LED chip 200 in just right setting, and the top of described lens 10 has the light gasing surface 12 of male type.Particularly, in the present embodiment, described optical input surface 11 and light gasing surface 12 are sphere, and the light gathering of the light sent to make light-focusing type optics of lens module 100 pairs of LED chip 200 of the present embodiment is stronger, and spotlight effect is better; Equally, described optical input surface 11 and light gasing surface 12 can be designed to ellipsoidal surface, the same light that light-focusing type optics of lens module 100 pairs of LED chip 200 of the present embodiment are sent that can reach has the object that light gathering is stronger and spotlight effect is better; Certainly, described optical input surface 11 and light gasing surface 12 can also be designed to other curved surface except sphere or ellipsoidal surface.And described light reflection surface 21 more excellent be the rounding conical surface or parabolic surface, carry out more superior reflection with the light that the sidelight sent LED chip 200 and lens 10 are reflected back, thus improve the whole light efficiency of the light-focusing type optics of lens module 100 of the present embodiment further.
Wherein, in order to make the light-focusing type optics of lens module 100 of the present embodiment in same lens 10 situation of use, according to the needs of actual light, the output light ray angle degree (as 45 degree within the scope of 100 degree) in required angular range controlling to be provided with the LED bay light of the present embodiment light-focusing type optics of lens module 100 arbitrarily changes, thus improve versatility and the range of application of the light-focusing type optics of lens module 100 of the present embodiment, therefore described reflector 20 is at least two, described in each, reflector 20 is in not contour setting (namely the height H of each reflector 20 is not identical), described lens 10 are selected and the reflector 20 of differing heights is oppositely arranged and changes the spacing between described LED chip 200 and described optical input surface 11, and realize going the mode of the spacing changed between LED chip 200 and optical input surface 11 to be by reflector 20: the constant distance between the bottom making LED chip 200 and reflector 20, when changing the reflector 20 of differing heights, because of the difference of height, the distance between LED chip 200 and optical input surface 11 is changed between reflector 20 now, thus reach the object of the spacing changed between LED chip 200 and optical input surface 11, and in the present embodiment, bottom and the bottom of reflector 20 of LED chip 200 make the more excellent mode of the one of the constant distance between the bottom of LED chip 200 and reflector 20 in concordant setting, separately, for the quantity of reflector 20, being those of ordinary skill in the art selects flexibly according to actual wanting, therefore does not limit the quantity of reflector 20 at this.More specifically, as follows:
Comparatively the superior, described optical input surface 11 and described LED chip 200 setting in upper and lower interval, this between the upper and lower every setting be beneficial to the heat radiation of LED chip 200, thus guarantee the reliably working of LED chip 200.
Simultaneously, the support portion 14 of structure is ringwise extended in the bottom of described lens 10 towards described reflector 20 place, this support portion 14 is positioned at outside described optical input surface 11 and makes optical input surface 11 be positioned at support portion 14, and this support portion 14 is equipped with, so that arrange between lens 10 and reflector 20 with described reflector 20.
Finally, described host cavity 30 runs through described reflector 20, so that the installation of light-emitting area 210 in host cavity 30 of LED chip 200, the inwall of the host cavity 30 at described reflector 20 place forms described light reflection surface 21, so that the formation of light reflection surface 21.
Refer to Fig. 5, Fig. 5 illustrates the second embodiment of light-focusing type optics of lens module of the present invention, the light-focusing type optics of lens module 100` of this embodiment is substantially identical with the structure of the light-focusing type optics of lens module 100 of the first embodiment, distinctive points is that the optical input surface 11 of the light-focusing type optics of lens module 100` of the present embodiment has multiple, and with the quantity of LED chip 200 one to one, and be also connected with plane 13 between optical input surface 11, and the optical input surface 11 of the light-focusing type optics of lens module 100 of the first embodiment only has one, corresponding with a LED chip 200.Below in conjunction with Fig. 5 to Fig. 8, be described with regard to distinctive points:
In the present embodiment, the optical input surface 11 of light-focusing type optics of lens module 100` is three, the setting of three described optical input surfaces 11 in interval, more excellent is that three described optical input surfaces 11 are in equally spaced setting (as the layout type of equilateral triangle or the layout type etc. of straight line), and be connected with plane 13 between three described optical input surfaces 11, simultaneously, three described optical input surfaces 11 are to there being three described LED chip 200, object makes all LED chip 200 energy public same lens 10 simultaneously, the light all LED chip 200 can launched on the one hand is integrated and is exported, guarantee the uniformity exporting light type, and improve delivery efficiency, the structure of the LED bay light of the light-focusing type optics of lens module 100` being provided with the present embodiment can be simplified on the other hand further, and assembly process can be reduced to improve efficiency of assembling.
The person of meriting attention, in other embodiments of the invention, the above-mentioned optical input surface 11 mentioned can also be two, four, five, six, seven, eight, nine or ten etc., and this optical input surface 11 is determined by the quantity of the LED chip 200 of wanted optically focused, and with the quantity one_to_one corresponding of LED chip 200; Meanwhile, according to desired rising angle, can select to the curvature of optical input surface 11 and light gasing surface 12 object realizing desired rising angle respectively or simultaneously.
Compared with prior art, because the bottom of lens 10 of the present invention and top have optical input surface 11 and the light gasing surface 12 of male type accordingly, this optical input surface 11 is corresponding with this light-emitting area 210 towards the light-emitting area 210 of LED chip 200, therefore the light making LED chip 200 send is under the cooperation of optical input surface 11 and light gasing surface 12, make that the light gathering of lens 10 is strong and spotlight effect is good, simultaneously, have towards under the condition of the light reflection surface 21 of host cavity 30 in conjunction with reflector 20, further the light that the sidelight sent LED chip 200 and lens 10 are reflected back can be reflected, thus improve light gathering and the spotlight effect of lens 10 further, rising angle needed for realization (as 45 degree of arbitrarily angled in 100 degree), therefore, light-focusing type optics of lens module 100 of the present invention, 100` has that light gathering is strong and spotlight effect is good, thus make light-focusing type optics of lens module 100 of the present invention is installed, the LED bay light whole lighting efficiency of 100` is high.
Above disclosedly be only preferred embodiments of the present invention, certainly can not limit the interest field of the present invention with this, therefore according to the equivalent variations that the claims in the present invention are done, still belong to the scope that the present invention is contained.
Claims (9)
1. a light-focusing type optics of lens module, the light be suitable for the LED chip of LED bay light sends carries out optically focused, it is characterized in that, described light-focusing type optics of lens module comprises lens and reflector, described reflector and described lens are oppositely arranged and form the host cavity of the light-emitting area for accommodating described LED lamp, described reflector has the light reflection surface towards described host cavity, the bottom of described lens has the optical input surface of male type, described optical input surface is corresponding with this light-emitting area towards the light-emitting area of described LED chip, the light-emitting area of described optical input surface and described LED chip is in just right setting, the top of described lens has the light gasing surface of male type, wherein, described reflector is at least two, and reflector described in each is in not contour setting, and described lens are selected and the reflector of differing heights is oppositely arranged and changes the spacing between described LED chip and described optical input surface.
2. light-focusing type optics of lens module according to claim 1, it is characterized in that, described optical input surface is at least two, and described optical input surface is the setting at interval, and optical input surface described in each is to there being a described LED chip.
3. light-focusing type optics of lens module according to claim 2, is characterized in that, described optical input surface is equally spaced setting, and is connected with plane between described optical input surface.
4. light-focusing type optics of lens module according to claim 1, is characterized in that, described optical input surface and described LED chip are the setting at upper and lower interval.
5. light-focusing type optics of lens module according to claim 4, is characterized in that, the support portion of structure is ringwise extended in the bottom of described lens towards described reflector place, and described support zone is outer and be equipped with described reflector in described optical input surface.
6. the light-focusing type optics of lens module according to any one of claim 1 to 5, is characterized in that, described optical input surface and light gasing surface are sphere.
7. the light-focusing type optics of lens module according to any one of claim 1 to 5, is characterized in that, described optical input surface and light gasing surface are ellipsoidal surface.
8. light-focusing type optics of lens module according to claim 1, it is characterized in that, described host cavity runs through described reflector, and the inwall of the host cavity at described reflector place forms described light reflection surface.
9. the light-focusing type optics of lens module according to claim 1 or 8, is characterized in that, described light reflection surface is the rounding conical surface or parabolic surface.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210206403.2A CN103511909B (en) | 2012-06-20 | 2012-06-20 | Light-focusing type optics of lens module |
| PCT/US2013/046815 WO2013192420A1 (en) | 2012-06-20 | 2013-06-20 | Focusing lens optical modules and led industrial lamps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210206403.2A CN103511909B (en) | 2012-06-20 | 2012-06-20 | Light-focusing type optics of lens module |
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| CN103511909A CN103511909A (en) | 2014-01-15 |
| CN103511909B true CN103511909B (en) | 2016-02-17 |
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| CN104596128B (en) * | 2015-01-27 | 2016-04-20 | 孙洵 | A kind of Joint of Line and Dot formula solar concentrator |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202675040U (en) * | 2012-06-20 | 2013-01-16 | 霍尼韦尔朗能电器系统技术（广东）有限公司 | Condensing lens optical module |
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| CN2690723Y (en) * | 2003-12-22 | 2005-04-06 | 西安立明电子科技有限责任公司 | Lens type LED mine lamp head |
| US20060077667A1 (en) * | 2004-10-07 | 2006-04-13 | Choon Nang Electrical Appliance Mfy., Ltd. | Lighting device |
| CN201448718U (en) * | 2009-05-15 | 2010-05-05 | 广州广日电气设备有限公司 | LED headlamp |
| CN201779505U (en) * | 2010-08-17 | 2011-03-30 | 广州赛福节能科技发展有限公司 | Small-power LED lamp fixture |
| CN201954477U (en) * | 2011-03-02 | 2011-08-31 | 佛山市开信光电有限公司 | Light-emitting diode (LED) projection lamp with adjustable condensation range |
| CN202065906U (en) * | 2011-05-13 | 2011-12-07 | 深圳市金来顺照明科技有限公司 | Compound lens capable of improving light efficiency |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN202675040U (en) * | 2012-06-20 | 2013-01-16 | 霍尼韦尔朗能电器系统技术（广东）有限公司 | Condensing lens optical module |
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Owner name: GUANGDONG LANGNENG ELECTRICAL APPLIANCE CO., LTD. Free format text: FORMER OWNER: HONEYWELL LONON ELECTRIC APPLIANCE SYSTEM TECHNOLOGY GUANGDONG CO., LTD. Effective date: 20141114 |
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Effective date of registration: 20141114 Address after: 7, No. 45, No. 8, No. 528415 and No. 9, industrial road, Xiaolan Town, Guangdong, Zhongshan Applicant after: Guangdong Langneng Electrical Appliance Co., Ltd. Address before: 528415 No. 45, industrial road, Xiaolan Town, Guangdong, Zhongshan Applicant before: Honeywell Lonon Electric Appliance System Technology Guangdong Co., Ltd. |
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