CN103511909A - Condensation type lens optical module - Google Patents

Condensation type lens optical module Download PDF

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Publication number
CN103511909A
CN103511909A CN201210206403.2A CN201210206403A CN103511909A CN 103511909 A CN103511909 A CN 103511909A CN 201210206403 A CN201210206403 A CN 201210206403A CN 103511909 A CN103511909 A CN 103511909A
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CN
China
Prior art keywords
light
lens
optical input
reflector
focusing type
Prior art date
Application number
CN201210206403.2A
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Chinese (zh)
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CN103511909B (en
Inventor
蔡祥发
付宝成
谢远东
Original Assignee
霍尼韦尔朗能电器系统技术(广东)有限公司
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Priority to CN201210206403.2A priority Critical patent/CN103511909B/en
Priority claimed from PCT/US2013/046815 external-priority patent/WO2013192420A1/en
Publication of CN103511909A publication Critical patent/CN103511909A/en
Application granted granted Critical
Publication of CN103511909B publication Critical patent/CN103511909B/en

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Abstract

The invention discloses a condensation type lens optical module which is suitable for conducting condensation on light rays emitted by an LED chip of an LED mining lamp. The condensation type lens optical module comprises a lens and a light reflection bowl, wherein the light reflection bowl and the lens are arranged in an opposite mode to form a containing cavity used for containing the light-emitting face of the LED chip, the light reflection bowl is provided with a light refection face facing towards the containing cavity, an outward-protruding light input face is arranged at the bottom of the lens, the light input face faces toward the light-emitting face of the LED chip and corresponds to the light-emitting face, and an outward-protruding light output face is arranged at the top end of the lens. The condensation type lens optical module is high in condensation capacity and good in condensation effect, and therefore the overall luminous efficiency of the LED mining lamp of the condensation type lens optical module is extremely high.

Description

Light-focusing type optics of lens module
Technical field
The present invention relates to a kind of light-focusing type optics of lens module, relate in particular to the light-focusing type optics of lens module that a kind of light that the LED chip of LED bulkhead lamp capable is sent carries out optically focused.
Background technology
Along with the continuous progress of economic development and society, accelerate the depletion rate of resource and caused the shortage of resource, restrict accordingly the paces of expanding economy and social progress, therefore, energy-conservation one of the important goal that enterprise pays close attention to that becomes.
Wherein, in lighting field, because a traditional crow silk lamp exists that energy consumption is large, the life-span is short and the defect such as not environmental protection, therefore for good condition is created in the development of new energy-saving lamp, and LED light fixture occurs under the condition based on above-mentioned just, due to LED light fixture, there is the advantages such as energy-saving and environmental protection and life-span length, therefore it is more and more subject to people at lighting field, favor.
At present, the LED bulkhead lamp capable effects that adopt external reflection cover structure to reach pinching light in present stage LED light fixture, are also shown in the example that has lens and reflector simultaneously to use more.But, in existing lens arrangement, a side that approaches LED chip light-emitting area of these lens is designed to the curved surface of inner concave shape more, and lens away from a side of LED chip light-emitting area, be designed to the curved surface of male type, can only utilize like this variation of the curve of positive camber 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 that formed by lens and reflector, spotlight effect is bad, thereby makes LED bulkhead lamp capable 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, thereby it is high to make to be provided with the LED bulkhead lamp capable whole lighting efficiency of light-focusing type optics of lens module of the present invention.
For realizing above-mentioned object, the invention provides a kind of light-focusing type optics of lens module, the applicable light that the LED chip of LED bulkhead lamp capable is sent 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 for the light-emitting area of accommodating described LED wick, 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 towards the light-emitting area of described LED chip corresponding with this light-emitting area, the top of described lens has the light gasing surface of male type.
Preferably, described optical input surface is at least two, described optical input surface is the setting at interval, described in each, optical input surface is to there being a described LED chip, make all LED chips can share same lens simultaneously, the light of all LED chip transmittings can be integrated to output on the one hand, guarantee the uniformity of defeated light-emitting type, and improve delivery efficiency; The structure of the LED bulkhead lamp capable that light-focusing type optics of lens module of the present invention is installed can be simplified further on the other hand, 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 chips are launched is exported 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 towards described reflector place in the bottom of described lens, and described support zone is equipped with outside described optical input surface and with described reflector, so that arrange between lens and reflector.
Preferably, described optical input surface and light gasing surface are sphere, make the light gathering of the light that light-focusing type optics of lens module of the present invention sends LED chip stronger, and spotlight effect is better.
Preferably, described optical input surface and the light face of losing are ellipsoidal surface, make the light gathering of the light that light-focusing type optics of lens module of the present invention sends LED chip stronger, and spotlight effect is better.
Preferably, described reflector is at least two, described in each, reflector is not contour setting, described lens can be selected and the reflector of differing heights is oppositely arranged and changes the spacing between described LED chip and described optical input surface, light-focusing type optics of lens module of the present invention is being used under same case of lenses, 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 light output angle of having controlled the LED bulkhead lamp capable that light-focusing type optics of lens module of the present invention is installed (within the scope of 45 degree to 100 degree) in required angular range arbitrarily changes, thereby improve versatility and the range of application of light-focusing type optics of lens module of the present invention.
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 that LED chip is sent and lens are reflected back carries out more superior reflection, thereby improves further the whole light efficiency of light-focusing type optics of lens module of the present invention.
Compared with prior art, the optical input surface and the light gasing surface that there is accordingly male type due to bottom and the top of lens of the present invention, this optical input surface is towards the light-emitting area of LED chip corresponding with this light-emitting area, therefore make light that LED chip sends 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, in conjunction with reflector, have under the condition of the light reflection surface of host cavity, the light can be further the sidelight that LED chip is sent and lens being reflected back reflects, thereby improve further light gathering and the spotlight effect of lens, realize required rising angle (as in 45 degree to 100 degree arbitrarily angled), therefore, light-focusing type optics of lens module of the present invention has that light gathering is strong and spotlight effect is good, thereby the LED bulkhead lamp capable whole lighting efficiency that makes to be provided with light-focusing type optics of lens module of the present invention is 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 cutaway 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 cutaway view of the optics of lens of light-focusing type shown in Fig. 5 module.
The specific embodiment
In order to describe technology contents of the present invention, structural feature in detail, below in conjunction with embodiment and coordinate accompanying drawing to be described further.
Refer to Fig. 1, Fig. 1 has shown light-focusing type optics of lens module of the present invention the first embodiment, and in conjunction with Fig. 2 and Fig. 4, the light that the light-focusing type optics of lens module 100 of the present embodiment sends for the LED chip 200 to LED bulkhead lamp capable carries out optically focused, 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 and forms the host cavity 30 for the light-emitting area 210 of accommodating described LED wick 200 with described lens 10, and described reflector 20 has the light reflection surface 21 towards described host cavity 30; Described lens 10 bottom has the optical input surface 11 of male type, described optical input surface 11 is towards the light-emitting area 210 of described LED chip 200 corresponding with this light-emitting area 210, more excellent be described optical input surface 11 with the light-emitting area 210 of LED chip 200 be over against setting, and described lens 10 top 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, so that the light gathering of the light that 100 pairs of LED chips 200 of light-focusing type optics of lens module of the present embodiment send is stronger, spotlight effect is better; Equally, described optical input surface 11 and light gasing surface 12 can be designed to ellipsoidal surface, the same can reaching makes light that 100 pairs of LED chips 200 of light-focusing type optics of lens module of the present embodiment send have the stronger and better object of spotlight effect of light gathering; 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, the light being reflected back with sidelight that LED chip 200 is sent and lens 10 carries out more superior reflection, thereby improves further the whole light efficiency of the light-focusing type optics of lens module 100 of the present embodiment.
Wherein, for the light-focusing type optics of lens module 100 of the present embodiment is being used in same lens 10 situations, according to the needs of actual light, the light output angle (within the scope of 45 degree to 100 degree) in required angular range that control is provided with the LED bulkhead lamp capable of the present embodiment light-focusing type optics of lens module 100 arbitrarily changes, thereby 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 not contour setting (height H that is each reflector 20 is not identical), described lens 10 can be 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, by reflector 20, go the mode that changes the spacing between LED chip 200 and optical input surface 11 to be: to make the constant distance between LED chip 200 and reflector 20 bottom, when changing the reflector 20 of differing heights, difference because of height between reflector 20 now changes the distance between LED chip 200 and optical input surface 11, thereby reach the object that changes the spacing between LED chip 200 and optical input surface 11, and in the present embodiment, LED chip 200 bottom and reflector 20 bottom are to be concordant setting and a kind of more excellent mode that makes the constant distance between LED chip 200 and reflector 20 bottom, separately, for the quantity of reflector 20, be that those of ordinary skills select flexibly according to actual wanting, therefore the quantity of reflector 20 is not limited at this.More specifically, as follows:
Compared with the superior, described optical input surface 11 and described LED chip 200 are the setting at upper and lower interval, this between the upper and lower every setting be beneficial to the heat radiation of LED chip 200, thereby guarantee the reliably working of LED chip 200.
Simultaneously, the support portion 14 of structure is ringwise extended towards described reflector 20 places in described lens 10 bottom, this support portion 14 is positioned at described optical input surface 11 makes optical input surface 11 be positioned at support portion 14 outward, Qie Gai support portion 14 is equipped with described reflector 20, so that arrange between lens 10 and reflector 20.
Finally, described host cavity 30 runs through described reflector 20, so that the installation of the light-emitting area 210 of LED chip 200 in host cavity 30, the inwall of the host cavity 30 at described reflector 20 places forms described light reflection surface 21, so that the formation of light reflection surface 21.
Refer to Fig. 5, Fig. 5 has shown the second embodiment of light-focusing type optics of lens module of the present invention, the structure of the light-focusing type optics of lens module 100` of this embodiment and the light-focusing type optics of lens module 100 of the first embodiment is basic identical, distinctive points is that the optical input surface 11 of the light-focusing type optics of lens module 100` of the present embodiment has a plurality of, and with the quantity of LED chip 200 one to one, and between optical input surface 11, be also connected with plane 13, 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, with regard to distinctive points, describe:
In the present embodiment, the optical input surface 11 of light-focusing type optics of lens module 100` is three, the setting at three described optical input surface 11Cheng intervals, more excellent is that three described optical input surfaces 11 are equally spaced setting (as layout type of the layout type of equilateral triangle or straight line etc.), and be connected with plane 13 between three described optical input surfaces 11, simultaneously, three 11 pairs of described optical input surfaces should have three described LED chips 200, object makes all LED chips 200 public same lens 10 simultaneously, the light of all LED chip 200 transmittings can be integrated to output on the one hand, guarantee the uniformity of defeated light-emitting type, and improve delivery efficiency, the structure of the LED bulkhead lamp capable of the light-focusing type optics of lens module 100` that the present embodiment is installed can be simplified further on the other hand, 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 of mentioning 11 can also be two, four, five, six, seven, eight, nine or ten etc., and this optical input surface 11 is that the quantity by the LED chip 200 of wanted optically focused determines, and corresponding one by one with the quantity of LED chip 200; Meanwhile, according to desired rising angle, can be respectively or the curvature of optical input surface 11 and light gasing surface 12 is selected to realize the object of desired rising angle simultaneously.
Compared with prior art, because lens 10 bottom 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 towards the light-emitting area 210 of LED chip 200 corresponding with this light-emitting area 210, therefore make light that LED chip 200 sends 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, in conjunction with reflector 20, have under the condition of the light reflection surface 21 of host cavity 30, the light can be further the sidelight that LED chip 200 is sent and lens 10 being reflected back reflects, thereby improve further light gathering and the spotlight effect of lens 10, realize required rising angle (as in 45 degree to 100 degree arbitrarily angled), 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, thereby make to be provided with light-focusing type optics of lens module 100 of the present invention, the LED bulkhead lamp capable whole lighting efficiency of 100` is high.
Above disclosed is only preferred embodiments of the present invention, certainly can not limit with this interest field of the present invention, and the equivalent variations of therefore doing according to the claims in the present invention, still belongs to the scope that the present invention is contained.

Claims (10)

1. a light-focusing type optics of lens module, the applicable light that the LED chip of LED bulkhead lamp capable is sent 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 for the light-emitting area of accommodating described LED wick, 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 towards the light-emitting area of described LED chip corresponding with this light-emitting area, the top of described lens has the light gasing surface of male type.
2. light-focusing type optics of lens module according to claim 1, is characterized in that, described optical input surface is at least two, and described optical input surface is the setting at interval, and described in each, optical input surface 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 towards described reflector place in the bottom of described lens, and described support zone is equipped with outside described optical input surface and with described reflector.
6. according to the light-focusing type optics of lens module described in claim 1 to 5 any one, it is characterized in that, described optical input surface and light gasing surface are sphere.
7. according to the light-focusing type optics of lens module described in claim 1 to 5 any one, it is characterized in that, described optical input surface and the light face of losing are ellipsoidal surface.
8. according to the light-focusing type optics of lens module described in claim 1 to 5 any one, it is characterized in that, described reflector is at least two, described in each, reflector is not contour setting, and described lens can be selected and the reflector of differing heights is oppositely arranged and changes the spacing between described LED chip and described optical input surface.
9. light-focusing type optics of lens module according to claim 1, 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.
10. according to the light-focusing type optics of lens module described in claim 1 or 9, it is characterized in that, described light reflection surface is the rounding conical surface or parabolic surface.
CN201210206403.2A 2012-06-20 2012-06-20 Light-focusing type optics of lens module CN103511909B (en)

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Application Number Priority Date Filing Date Title
CN201210206403.2A CN103511909B (en) 2012-06-20 2012-06-20 Light-focusing type optics of lens module

Applications Claiming Priority (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

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CN103511909A true CN103511909A (en) 2014-01-15
CN103511909B CN103511909B (en) 2016-02-17

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104596128A (en) * 2015-01-27 2015-05-06 孙洵 Point-and-line combination type solar condenser

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Publication number Priority date Publication date Assignee Title
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
CN1807973A (en) * 2004-10-07 2006-07-26 春南电器制造厂有限公司 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
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 Light condensation type lens optical module

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN1807973A (en) * 2004-10-07 2006-07-26 春南电器制造厂有限公司 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
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 Light condensation type lens optical module

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN104596128A (en) * 2015-01-27 2015-05-06 孙洵 Point-and-line combination type solar condenser

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