CN107270241A - A kind of automobile lamp lens - Google Patents

A kind of automobile lamp lens Download PDF

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Publication number
CN107270241A
CN107270241A CN201710465589.6A CN201710465589A CN107270241A CN 107270241 A CN107270241 A CN 107270241A CN 201710465589 A CN201710465589 A CN 201710465589A CN 107270241 A CN107270241 A CN 107270241A
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CN
China
Prior art keywords
lens
focus
interior
light source
sphere
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Granted
Application number
CN201710465589.6A
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Chinese (zh)
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CN107270241B (en
Inventor
程葛军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Jiangsu Yinuo Auto Parts Co Ltd
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Jiangsu Yinuo Auto Parts Co Ltd
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Application filed by Jiangsu Yinuo Auto Parts Co Ltd filed Critical Jiangsu Yinuo Auto Parts Co Ltd
Priority to CN201710465589.6A priority Critical patent/CN107270241B/en
Publication of CN107270241A publication Critical patent/CN107270241A/en
Application granted granted Critical
Publication of CN107270241B publication Critical patent/CN107270241B/en
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Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
    • F21V5/00—Refractors for light sources
    • F21V5/04—Refractors for light sources of lens shape
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Led Device Packages (AREA)

Abstract

The invention discloses a kind of automobile lamp lens, including light source, interior lens and main lens, it is provided with the left of the main lens on the left of interior lens, interior lens and is provided with light source；The focus of the main lens is focus A；The virtual focus of the interior lens is overlapped with the focus A of main lens；The right side of the interior lens is provided with exiting surface；The side of the interior lens is the hyperboloid of convex；Sphere is provided with inside the left end of interior lens, the centre of sphere of sphere is overlapped with light source center；Provided with convex surface convex to the left inside the left end of the interior lens, the reverse extending line of light of the light that light source is sent after the refraction on convex surface is located at focus A.The automobile lamp is reasonable with Lens Design, it is possible to increase the utilization ratio of light source；And with the design focal length of lens is increased by way of virtual focus, realizing that light source imaging of the lens to same size is smaller, i.e., more focusing on, so as to realize the raising with light value.

Description

A kind of automobile lamp lens
Technical field
The present invention relates to automobile lamp technical field, specifically a kind of automobile lamp lens.
Background technology
With the development and the improvement of people's living standards of society, got their way into people's lives from automobile.Auto lamp is Ensure safe driving and be arranged on the various traffic lights on automobile.It is divided to illuminating lamp and the class of signal lamp two.Qualified auto lamp should be accorded with Close corresponding luminosity, colourity and Essential Environment test specification.
Current LED/light source is just applied rapidly in automobile lamp industry.In distance light implementation, mainly using LED+ The mode of lens or LED+ speculums+lens is realized.Both common deficiency is that the utilization ratio of LED/light source is not Enough height.Essential the reason for, is needed with light value（Depend primarily on the focal length of lens）With light source utilization ratio（Aperture of lens with The ratio of focal length）Between must not be selected without an optimal combination, under the limitation of certain size, it is impossible to accomplish the two Take into account.Therefore, the present invention provides a kind of automobile lamp lens, its have concurrently LED/light source utilization ratio it is high, with high excellent of light value Point.
The content of the invention
It is an object of the invention to provide a kind of automobile lamp lens, with asking for solving to propose in above-mentioned background technology Topic.
To achieve the above object, the present invention provides following technical scheme：
Interior lens are provided with the left of a kind of automobile lamp lens, including light source, interior lens and main lens, the main lens, Light source is provided with the left of interior lens；The focus of the main lens is focus A；The virtual focus of the interior lens and the focus A of main lens Overlap；The right side of the interior lens is provided with exiting surface；The side of the interior lens is the hyperboloid of convex；The left end of interior lens Inside is provided with sphere, and the centre of sphere of sphere is overlapped with light source center；Provided with convex surface convex to the left, light inside the left end of the interior lens The reverse extending line of light of the light that source is sent after the refraction on convex surface is located at focus A.
It is used as further scheme of the invention：The exiting surface is the sphere using focus A as the centre of sphere.
It is used as further scheme of the invention：Bi-curved two focuses are respectively focus A and light source center.
It is used as further scheme of the invention：The convex surface is located in the middle part of sphere.
It is used as further scheme of the invention：The exiting surface includes multiple step spheres from inside to outside.
It is used as further scheme of the invention：The main lens uses planoconvex spotlight, plano-concave lens, concave-convex lens or convexo-convex Lens.
Compared with prior art, the beneficial effects of the invention are as follows：
The present invention in view of the shortcomings of the prior art, using LED+ double lens modes, it is possible to increase the utilization ratio of light source；And pass through Increase the design focal length of lens by way of virtual focus, realize that light source imaging of the lens to same size is smaller, i.e., more focus on, So as to realize the raising with light value.
Brief description of the drawings
Fig. 1 is the structural representation of automobile lamp lens.
Fig. 2 is the profile of interior lens in automobile lamp lens.
Fig. 3 is the structural representation of exiting surface in automobile lamp lens.
Wherein：1- light sources；Lens in 2-；3- main lens；4- focuses A；20- exiting surfaces；21- hyperboloids；22- spheres；23- Convex surface.
Embodiment
The technical scheme of this patent is described in more detail with reference to embodiment.
Refer to Fig. 1-3, a kind of automobile lamp lens, including light source 1, interior lens 2 and main lens 3, the master The left side of lens 3 is provided with interior lens 2, and the interior left side of lens 2 is provided with light source 1；The effect of interior lens 2 is re-optimization distribution LED/light source The direction of the light sent；The focus of the main lens 3 is focus A4, and focus A4 effect is optically focused；In theory, interior lens 2 It is that focus A4 is overlapped that virtual focus, which is needed with the focus of main lens 3,；The right side of the interior lens 2 is provided with exiting surface 20, exiting surface 20 For the sphere using focus A4 as the centre of sphere, the exiting surface 20 can include multiple step spheres from inside to outside, such as Fig. 3 institutes Show；The side of the interior lens 2 is the hyperboloid 21 of convex, and two focuses of hyperboloid 21 are respectively focus A4 and light source 1 Center, its operation principle is the inner full-reflection of light；Sphere 22, the centre of sphere and light of sphere 22 are provided with inside the left end of interior lens 2 The center superposition of source 1；Provided with convex surface 23 convex to the left inside the left end of the interior lens 2, convex surface 23 is located at the middle part of sphere 22, convex surface 23 outward flange is connected with sphere 22, and the design principle on convex surface 23 is light of the light that sends of light source 1 after the refraction on convex surface 23 The reverse extending line of line is located at focus A4；The main lens 3 is not limited to planoconvex spotlight or plano-concave common at present, recessed It is convex, the lens of the form such as convexo-convex.
The present invention operation principle be：A series of emergent light of the light that light source is sent after its refractions and total reflection Reverse extending line converges at a little i.e. focus A4, and focus A4 overlaps with the virtual focus of interior lens 2, so seem light equivalent to from Focus A4 is directly sent；By reasonably selecting the position relationship between 21,22,23, it can be achieved farthest to utilize light The light in source, so as to improve light source utilization ratio；Two focuses of hyperboloid 21 are respectively focus A4 and the center of light source 1, its work Principle is the inner full-reflection of light；The effect of interior lens 2 is the direction for the light that re-optimization distribution LED/light source is sent；The master The focus of lens 3 is focus A4, and focus A4 effect is optically focused；The main lens 3 is not limited to planoconvex spotlight common at present, Can be plano-concave, concavo-convex, the lens of the form such as convexo-convex.
The present invention in view of the shortcomings of the prior art, using LED+ double lens modes, it is possible to increase the utilization ratio of light source；And Increase the design focal length of lens by way of using virtual focus, realize that light source imaging of the lens to same size is smaller, i.e., more Focus on, so as to realize the raising with light value.
, it is necessary to illustrate in description of this automobile lamp with lens, unless otherwise clearly defined and limited, term " setting ", " connected " and " connection " should be interpreted broadly, for example, it may be fixedly connected or be detachably connected, or one Connect body；Can be joined directly together, can also be indirectly connected to by intermediary, can be the connection of two element internals. For the ordinary skill in the art, the concrete meaning of above-mentioned term in the present invention can be understood with concrete condition.
The better embodiment to this patent is explained in detail above, but this patent is not limited to above-mentioned embodiment party , can also be on the premise of this patent objective not be departed from formula, the knowledge that one skilled in the relevant art possesses Make a variety of changes.

Claims (6)

1. a kind of automobile lamp lens, it is characterised in that including light source（1）, interior lens（2）And main lens（3）, it is described Main lens（3）Left side is provided with interior lens（2）, interior lens（2）Left side is provided with light source（1）；The main lens（3）Focus be focus A（4）；The interior lens（2）Virtual focus and main lens（3）Focus A（4）Overlap；The interior lens（2）Right side be provided with out Smooth surface（20）；The interior lens（2）Side be convex hyperboloid（21）；Interior lens（2）Left end inside be provided with sphere （22）, sphere（22）The centre of sphere and light source（1）Center superposition；The interior lens（2）Left end inside provided with convex convex surface to the left （23）, light source（1）The light sent is by convex surface（23）Refraction after light reverse extending line be located at focus A（4）.
2. automobile lamp lens according to claim 1, it is characterised in that the exiting surface（20）For with focus A（4） For the sphere of the centre of sphere.
3. automobile lamp lens according to claim 1, it is characterised in that the hyperboloid（21）Two focuses point Wei not focus A（4）And light source（1）Center.
4. according to any described automobile lamp lens of claim 1-3, it is characterised in that the convex surface（23）Positioned at sphere （22）Middle part.
5. automobile lamp lens according to claim 4, it is characterised in that the exiting surface（20）Including multiple by interior Outside step sphere.
6. automobile lamp lens according to claim 4, it is characterised in that the main lens（3）Using planoconvex spotlight, Plano-concave lens, concave-convex lens or convex-convex lens.
CN201710465589.6A 2017-06-19 2017-06-19 A kind of automobile lamp lens Active CN107270241B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201710465589.6A CN107270241B (en) 2017-06-19 2017-06-19 A kind of automobile lamp lens

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201710465589.6A CN107270241B (en) 2017-06-19 2017-06-19 A kind of automobile lamp lens

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CN107270241A true CN107270241A (en) 2017-10-20
CN107270241B CN107270241B (en) 2019-07-12

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109539163A (en) * 2017-07-31 2019-03-29 长春海拉车灯有限公司 A kind of optical lens and the optics module with the optical lens, car headlamp
CN109764312A (en) * 2017-11-06 2019-05-17 丹阳市佳洮车辆附件厂 A kind of car lamps and lanterns lens
CN110397893A (en) * 2018-04-24 2019-11-01 株式会社小糸制作所 Lamps apparatus for vehicle
CN111780054A (en) * 2020-07-30 2020-10-16 江苏博度信息科技有限公司 Lighting device
CN113028356A (en) * 2019-12-09 2021-06-25 堤维西交通工业股份有限公司 Lens device

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Publication number Priority date Publication date Assignee Title
WO2006072885A1 (en) * 2005-01-07 2006-07-13 Fraen Corporation S.R.L. Variable light beam lighting device, in particular for a flashlight
JP2012059575A (en) * 2010-09-09 2012-03-22 Panasonic Electric Works Co Ltd Spotlight
CN202382168U (en) * 2011-12-28 2012-08-15 广州市雅江光电设备有限公司 Multi-color light-mixing condensing lens with small angle and high efficiency
CN102777803A (en) * 2011-05-11 2012-11-14 京都电机器株式会社 Lighting device
CN103175096A (en) * 2011-12-20 2013-06-26 海洋王照明科技股份有限公司 Lens and lamp using lens
CN103629622A (en) * 2012-08-22 2014-03-12 上海康耐司信号设备有限公司 Lens capable of converging light rays emitted by LED into parallel rays
CN103912844A (en) * 2014-03-31 2014-07-09 中国人民解放军海军工程大学 LED uniform-collimation optical system
CN104412037A (en) * 2012-06-05 2015-03-11 贝盖利股份有限公司 Optical system with adjustable light beam for led lighting devices
CN106287290A (en) * 2016-09-26 2017-01-04 东莞市奥普特自动化科技有限公司 A kind of beam condensing unit
CN205920309U (en) * 2016-07-01 2017-02-01 杭州海康威视数字技术股份有限公司 Light compensating apparatus

Patent Citations (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2006072885A1 (en) * 2005-01-07 2006-07-13 Fraen Corporation S.R.L. Variable light beam lighting device, in particular for a flashlight
JP2012059575A (en) * 2010-09-09 2012-03-22 Panasonic Electric Works Co Ltd Spotlight
CN102777803A (en) * 2011-05-11 2012-11-14 京都电机器株式会社 Lighting device
CN103175096A (en) * 2011-12-20 2013-06-26 海洋王照明科技股份有限公司 Lens and lamp using lens
CN202382168U (en) * 2011-12-28 2012-08-15 广州市雅江光电设备有限公司 Multi-color light-mixing condensing lens with small angle and high efficiency
CN104412037A (en) * 2012-06-05 2015-03-11 贝盖利股份有限公司 Optical system with adjustable light beam for led lighting devices
CN103629622A (en) * 2012-08-22 2014-03-12 上海康耐司信号设备有限公司 Lens capable of converging light rays emitted by LED into parallel rays
CN103912844A (en) * 2014-03-31 2014-07-09 中国人民解放军海军工程大学 LED uniform-collimation optical system
CN205920309U (en) * 2016-07-01 2017-02-01 杭州海康威视数字技术股份有限公司 Light compensating apparatus
CN106287290A (en) * 2016-09-26 2017-01-04 东莞市奥普特自动化科技有限公司 A kind of beam condensing unit

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109539163A (en) * 2017-07-31 2019-03-29 长春海拉车灯有限公司 A kind of optical lens and the optics module with the optical lens, car headlamp
CN109539163B (en) * 2017-07-31 2021-05-28 长春海拉车灯有限公司 Optical lens and have optical lens's optical module, vehicle headlamps
CN109764312A (en) * 2017-11-06 2019-05-17 丹阳市佳洮车辆附件厂 A kind of car lamps and lanterns lens
CN110397893A (en) * 2018-04-24 2019-11-01 株式会社小糸制作所 Lamps apparatus for vehicle
CN110397893B (en) * 2018-04-24 2022-06-03 株式会社小糸制作所 Vehicle lamp
CN113028356A (en) * 2019-12-09 2021-06-25 堤维西交通工业股份有限公司 Lens device
CN113028356B (en) * 2019-12-09 2023-07-28 堤维西交通工业股份有限公司 Lens device
CN111780054A (en) * 2020-07-30 2020-10-16 江苏博度信息科技有限公司 Lighting device
CN111780054B (en) * 2020-07-30 2022-06-21 江苏博度信息科技有限公司 Lighting device

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