CN107975759A - A kind of double optical lens assemblies of projection-type LED - Google Patents
A kind of double optical lens assemblies of projection-type LED Download PDFInfo
- Publication number
- CN107975759A CN107975759A CN201711436206.9A CN201711436206A CN107975759A CN 107975759 A CN107975759 A CN 107975759A CN 201711436206 A CN201711436206 A CN 201711436206A CN 107975759 A CN107975759 A CN 107975759A
- Authority
- CN
- China
- Prior art keywords
- optical lens
- beam reflector
- projection
- lamp bead
- led
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 230000003287 optical effect Effects 0.000 title claims abstract description 65
- 230000000712 assembly Effects 0.000 title claims abstract description 22
- 238000000429 assembly Methods 0.000 title claims abstract description 22
- 239000011324 bead Substances 0.000 claims abstract description 32
- 238000005265 energy consumption Methods 0.000 abstract description 9
- 238000009826 distribution Methods 0.000 description 8
- 239000000463 material Substances 0.000 description 5
- 230000000694 effects Effects 0.000 description 3
- 238000005619 Kinnear reaction Methods 0.000 description 2
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005286 illumination Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 235000013399 edible fruits Nutrition 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 230000001771 impaired effect Effects 0.000 description 1
- 238000013507 mapping Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229920003229 poly(methyl methacrylate) Polymers 0.000 description 1
- 239000004926 polymethyl methacrylate Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 239000000758 substrate Substances 0.000 description 1
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
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
-
- 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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/85—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems characterised by the material
- F21V29/89—Metals
-
- 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]
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses a kind of double optical lens assemblies of projection-type LED, including mounting base, the front portion of mounting base is provided with optical lens, the rear portion of mounting base is provided with LED circuit board, dipped beam LED lamp bead upward and distance light LED lamp bead directed downwardly are installed in LED circuit board, low beam reflector towards front lower place is installed above LED circuit board, high beam reflector towards front upper place is installed, the distance between high beam reflector and optical lens are more than the distance between low beam reflector and optical lens below LED circuit board.A kind of double optical lens assemblies of projection-type LED of the present invention are engaged using dipped beam LED lamp bead+low beam reflector+optical lens, distance light LED lamp bead+high beam reflector+optical lens, the control of dipped beam, road function is realized at the same time, without using solenoid valve and baffle, it is simple in structure, reliability is high, light efficiency utilization rate is high, low cost, it is and easy-maintaining, energy consumption is low, is adapted to scope wide.
Description
Technical field
The present invention relates to illuminations, more particularly to a kind of double optical lens assemblies of projection-type LED.
Background technology
At present, double optical lens with distance-light function that market is got on the car or electric car uses have complicated conversion knot
Structure, mapping function is realized by solenoid valve control baffle, and reliability is low, and cost is high, and solenoid valve is fragile, high energy consumption,
Effective light utilization efficiency is low, and use cost is high.
The content of the invention
In order to solve the above technical problems, the present invention provides a kind of double optical lens assemblies of projection-type LED, simple in structure, nothing
Solenoid valve need to be used, no baffle, secure and reliable property is high, and low cost, energy consumption is low, suits large area to popularize.
A kind of double optical lens assemblies of projection-type LED of the present invention, including mounting base, the front portion of the mounting base are provided with light
Lens are learned, the rear portion of the mounting base is provided with LED circuit board, dipped beam LED lamp bead upward is provided with the LED circuit board
With distance light LED lamp bead directed downwardly, the low beam reflector towards front lower place, the LED line are installed above the LED circuit board
High beam reflector towards front upper place, the distance between the high beam reflector and the optical lens are installed below the plate of road
More than the distance between the low beam reflector and the optical lens.
The optical lens of the double optical lens assemblies of projection-type LED of the application forms different hot spot effects when light source is different
Without catch when fruit, the reflection of optics light-configuration mode plus refraction, dipped beam complete optical design, when lens assembly completes distance-light switching
Without being completed by baffle and electromagnetism Vavle switching；Optical lens be special (passing through optical design) optical lens, dipped beam LED light
The light that source is sent completes light distribution by being reflected after low beam reflector light distribution by optical lens, and dipped beam light distribution is without catch, institute
Effective light can be converted into most energy, is effectively about higher by 3 percent than conventional belt catch with light utilization efficiency
Ten；The light that distance light LED light source is sent is reflected by optical lens after high beam reflector converges and completes distance light light distribution；Because
Without catch, distance light output is not blocked in the case of no solenoid valve, effective light output ratio has the about high by 3 percent of catch
Ten utilization rates.
The simple design structure of the double optical lens of the application, more collects optical energies and concentration is transmitted on optical lens
The hot spot of needs is formed after light distribution afterwards, increases substantially LED light source light efficiency utilization rate, reduces energy consumption；Without solenoid valve, no gear
Piece, can be issued to national relevant laws and regulations requirement, manufacture cost is further reduced in lower energy consumption.
LED circuit board is fixedly mounted in mounting base, improves the firmly installing property of LED circuit board, while improves overall knot
Structure fastness；Luminous intensity distribution performance meets ECE R113CLASS B class ECE R113CLASS C class ECE R113CLASS D classes ECE
R113CLASS E classes and GB19152-2016 light distribution requirements, dipped beam "cut-off"line is clear, not dazzling；Distance light brightness it is high and
Irradiated area is big, greatly improves travel safety.
As preferable technical solution, the LED circuit board is right angle zigzag, including positioned at anterior lower floor's panel and
Upper strata panel positioned at rear portion, vertical panel is connected between the upper strata panel and lower floor's panel；Lower floor's panel it is upper
Surface is provided with the dipped beam LED lamp bead, and the lower surface of the upper strata panel is provided with the distance light LED lamp bead.
The LED circuit board of the technical program is designed as right angle zigzag, wherein the distance between upper strata panel and lower floor's panel
The slightly above height of LED lamp bead, makes to be installed on the distance light LED lamp bead below the panel of upper strata and the dipped beam LED above lower floor's panel
Lamp bead will not protrude the thickness of LED circuit board, LED lamp bead is not easy under the protection of LED circuit board caused by external influence
It is impaired, prolong the service life.
As preferable technical solution, the dipped beam LED lamp bead has 1-10, is respectively positioned under the low beam reflector
Side；The distance light LED lamp bead has 1-10, is respectively positioned on the top of the high beam reflector.
Some LED lamp bead quantity of the technical program are easy to the distribution of position, while make the power of dipped beam or distance light can
Adjust.
As preferable technical solution, the low beam reflector and high beam reflector are gradual change ellipsoidal surface, described near
The anterior-posterior horizontal distance of light reflection mirror is more than the vertical range up and down of the low beam reflector, the front and rear water of the high beam reflector
Flat distance is more than the vertical range up and down of the high beam reflector.
The low beam reflector and high beam reflector of the technical program are gradual change ellipsoidal surface shape, wherein low beam reflector
Longitudinal cross-section curvature be followed successively by k from top to bottomOn near、kIn near、kUnder near, kOn near>kIn near>kUnder near；The longitudinal cross-section curvature of high beam reflector
K is followed successively by from top to bottomOn remote、kIn remote、kUnder remote, kOn remote>kIn remote>kUnder remote.The low beam reflector and high beam reflector of the shape can be comprehensive
The light of reflected illumination on the mirror to optical lens shines out, and wherein low beam reflector is used to collect and specular scattering exists
The light of above and behind, low beam reflector is used to collect and specular scattering is in the light of below and rearward, greatly reduces
The scattering energy consumption of light, makes the light that LED lamp bead is sent all be sent by the optical lens in front, under same energy consumption, significantly
Raising lamp degree of illuminating, improve lamp shine efficiency.
As preferable technical solution, the anterior-posterior horizontal distance of the low beam reflector is more than before the high beam reflector
Horizontal distance afterwards, the vertical range up and down of the low beam reflector are more than the vertical range up and down of the high beam reflector.
As preferable technical solution, the lower rear of the mounting base is provided with the heat dissipating housing set upward, described remote
Light reflection mirror is located in the heat dissipating housing.
As preferable technical solution, the heat dissipating housing is integrated with the mounting base and is fabricated.
The heat dissipating housing of the technical program is used to give out the temperature that LED lamp bead irradiation is sent, and reduces overall heat, raising makes
Use the service life.
As preferable technical solution, the front portion of the mounting base is equipped with mounting ring, and dress is covered with outside the optical lens
Decorative circle, the rear portion of the case ring are connected and are bolted with the front portion of the mounting ring.This kind of structure causes optical lens
The connection of mirror and heat dissipating housing is more convenient and solid and reliable, improves stability in use.
As preferable technical solution, the optical lens is semicircle, and the outer rim of the optical lens is equipped with a circle and blocks
Fitting, the case ring is clamped with the shackle member to be connected.
In the application, optical lens uses water white transparency light-transmitting materials, and such as PC, PMMA etc., case ring is using vacuum aluminum-coated
PC materials, heat dissipating housing uses aluminum alloy material, and LED circuit board uses aluminum substrate or the preferable material of other heat conduction.In the application
Each component uses specific materials, can not only improve the hot spot molding effect of optical lens, moreover it is possible to improve integral heat sink effect；Have
Save material, reduce cost, reduce the advantage of weight.
The operation principle of the application is：When connect LED circuit board on circuit when, dipped beam LED lamp bead emit beam by
Reflect to form hot spot and meet dipped beam laws and regulations requirement via optical lens again after low beam reflector reflection；Distance light LED lamp bead sends light
Line pools the light beam more concentrated to form hot spot into crossing optical lens and reflecting again and meet distance light method after high beam reflector reflects
Rule require.
A kind of double optical lens assemblies of projection-type LED of the present invention using dipped beam LED lamp bead+low beam reflector+optical lens,
Distance light LED lamp bead+high beam reflector+optical lens is engaged, while realizes the control of dipped beam, road function, without using electricity
Magnet valve and baffle, simple in structure, reliability is high, light efficiency utilization rate is high, low cost and easy-maintaining, energy consumption is low, is adapted to scope
Extensively.
Brief description of the drawings
Fig. 1 is a kind of positive structure schematic of the double optical lens assemblies of projection-type LED of the present embodiment；
Fig. 2 is a kind of side structure schematic diagram of the double optical lens assemblies of projection-type LED of the present embodiment；
Fig. 3 is the structure diagram of Section A-A in Fig. 1.
Embodiment
Below in conjunction with the attached drawing in the embodiment of the present invention, the technical solution in the embodiment of the present invention is carried out clear, complete
Site preparation describes, it is clear that described embodiment is only part of the embodiment of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, those of ordinary skill in the art are obtained every other without making creative work
Embodiment, belongs to the scope of protection of the invention.
As shown in Fig. 1, Fig. 2 and Fig. 3, a kind of double optical lens assemblies of projection-type LED of the present embodiment, including mounting base 1, peace
The front portion of dress seat 1 is provided with semicircular optical lens 2, and the outer rim of optical lens 2 is equipped with a circle shackle member 3, outside optical lens 2
Case ring 4 is covered with, case ring 4 is clamped with shackle member 3 to be connected；
The rear portion of mounting base 1 is provided with LED circuit board 5, and LED circuit board 5 is right angle zigzag, including under front portion
Deck panels 52 and the upper strata panel 51 positioned at rear portion, are connected with vertical panel 53 between upper strata panel 51 and lower floor's panel 52；Under
The upper surface of deck panels 52 is provided with 1-10 dipped beam LED lamp bead 6, and the lower surface of upper strata panel 51 is provided with 1-10 distance light
LED lamp bead 7；
The top of LED circuit board 5 is provided with the low beam reflector 8 towards front lower place, and dipped beam LED lamp bead 6 is respectively positioned on dipped beam
The lower section of speculum 8, the lower section of LED circuit board 5 are provided with the high beam reflector 9 towards front upper place, 7 equal position of distance light LED lamp bead
In the top of high beam reflector 9, the distance between high beam reflector 9 and optical lens 2 are more than low beam reflector 8 and optical lens
The distance between 2, low beam reflector 8 and high beam reflector 9 are gradual change ellipsoidal surface, the anterior-posterior horizontal of low beam reflector 8 away from
From the vertical range up and down more than low beam reflector 8, the anterior-posterior horizontal distance of high beam reflector 9 is more than the upper of high beam reflector 9
Lower vertical range, the anterior-posterior horizontal distance of low beam reflector 8 are more than the anterior-posterior horizontal distance of high beam reflector 9, low beam reflector 8
Vertical range up and down be more than high beam reflector 9 vertical range up and down；
The lower rear of mounting base 1 is provided with the heat dissipating housing 10 set upward, and heat dissipating housing 10 is integrated manufacture with mounting base 1
Form, high beam reflector 9 is located in heat dissipating housing 10；
The front portion of mounting base 1 is equipped with mounting ring 11, and the rear portion of case ring 4 is connected with the front portion of mounting ring 11 and passes through bolt
12 fix.
A kind of double optical lens assemblies of projection-type LED of the present embodiment use dipped beam LED lamp bead+low beam reflector+optical lens
Mirror, distance light LED lamp bead+high beam reflector+optical lens are engaged, while realize the control of dipped beam, road function, without using
Solenoid valve and baffle, simple in structure, reliability is high, light efficiency utilization rate is high, low cost and easy-maintaining, energy consumption is low, is adapted to scope
Extensively.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical solution, this narrating mode of specification is only that those skilled in the art should for clarity
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It is appreciated that other embodiment.
Claims (9)
- A kind of 1. double optical lens assemblies of projection-type LED, it is characterised in that：Including mounting base, the front portion of the mounting base is provided with Optical lens, the rear portion of the mounting base are provided with LED circuit board, dipped beam LED light upward are provided with the LED circuit board Pearl and distance light LED lamp bead directed downwardly, the low beam reflector towards front lower place, the LED are provided with above the LED circuit board High beam reflector towards front upper place is installed below wiring board, between the high beam reflector and the optical lens away from From more than the distance between the low beam reflector and the optical lens.
- A kind of 2. double optical lens assemblies of projection-type LED according to claim 1, it is characterised in that：The LED circuit board is Right angle zigzag, including positioned at anterior lower floor's panel and the upper strata panel positioned at rear portion, the upper strata panel and lower floor's panel it Between be connected with vertical panel；The upper surface of lower floor's panel is provided with the dipped beam LED lamp bead, the following table of the upper strata panel Face is provided with the distance light LED lamp bead.
- A kind of 3. double optical lens assemblies of projection-type LED according to claim 1 or 2, it is characterised in that：The dipped beam LED Lamp bead has 1-10, is respectively positioned on the lower section of the low beam reflector；The distance light LED lamp bead has 1-10, is respectively positioned on institute State the top of high beam reflector.
- A kind of 4. double optical lens assemblies of projection-type LED according to claim 1, it is characterised in that：The low beam reflector It is gradual change ellipsoidal surface with high beam reflector, the anterior-posterior horizontal distance of the low beam reflector is more than the low beam reflector Upper and lower vertical range, the anterior-posterior horizontal distance of the high beam reflector are more than the vertical range up and down of the high beam reflector.
- A kind of 5. double optical lens assemblies of projection-type LED according to claim 4, it is characterised in that：The low beam reflector Anterior-posterior horizontal distance be more than the anterior-posterior horizontal distance of the high beam reflector, the vertical range up and down of the low beam reflector is big In the vertical range up and down of the high beam reflector.
- A kind of 6. double optical lens assemblies of projection-type LED according to claim 1, it is characterised in that：After the mounting base The heat dissipating housing set upward is installed below portion, the high beam reflector is located in the heat dissipating housing.
- A kind of 7. double optical lens assemblies of projection-type LED according to claim 6, it is characterised in that：The heat dissipating housing and institute State mounting base and be integrated and be fabricated.
- A kind of 8. double optical lens assemblies of projection-type LED according to claim 1, it is characterised in that：Before the mounting base Portion is equipped with mounting ring, and case ring, the rear portion of the case ring and the anterior phase of the mounting ring are covered with outside the optical lens Connect and be bolted.
- A kind of 9. double optical lens assemblies of projection-type LED according to claim 8, it is characterised in that：The optical lens is Semicircle, the outer rim of the optical lens are equipped with a circle shackle member, and the case ring is clamped with the shackle member to be connected.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711436206.9A CN107975759A (en) | 2017-12-26 | 2017-12-26 | A kind of double optical lens assemblies of projection-type LED |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711436206.9A CN107975759A (en) | 2017-12-26 | 2017-12-26 | A kind of double optical lens assemblies of projection-type LED |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107975759A true CN107975759A (en) | 2018-05-01 |
Family
ID=62007767
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711436206.9A Pending CN107975759A (en) | 2017-12-26 | 2017-12-26 | A kind of double optical lens assemblies of projection-type LED |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107975759A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012005685A1 (en) * | 2010-07-05 | 2012-01-12 | I3 Lab Pte Ltd | Integrated led headlamp |
| CN202795935U (en) * | 2012-08-24 | 2013-03-13 | 龙岩市芯彩光电有限公司 | Anti-interference LED (Light Emitting Diode) display screen |
| CN103730069A (en) * | 2013-12-16 | 2014-04-16 | 青岛威力电子科技有限公司 | Display unit |
| CN204176508U (en) * | 2014-10-30 | 2015-02-25 | 力帆实业(集团)股份有限公司 | A kind of motorcycle LED headlamp |
| CN104421795A (en) * | 2013-08-29 | 2015-03-18 | 现代摩比斯株式会社 | Lamp for vehicle |
| CN104819422A (en) * | 2014-02-05 | 2015-08-05 | 株式会社小糸制作所 | Vehicle lamp |
| CN105222052A (en) * | 2015-10-30 | 2016-01-06 | 江苏亿诺车辆部件有限公司 | A kind of Dual-functional automobile set of lenses |
| CN105972536A (en) * | 2016-06-17 | 2016-09-28 | 浙江嘀视科技有限公司 | Double-light lens assembly and light adjusting method thereof |
| CN106051585A (en) * | 2016-08-16 | 2016-10-26 | 常州星宇车灯股份有限公司 | Light-concentrating type LED dual-light lens die set |
-
2017
- 2017-12-26 CN CN201711436206.9A patent/CN107975759A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012005685A1 (en) * | 2010-07-05 | 2012-01-12 | I3 Lab Pte Ltd | Integrated led headlamp |
| CN202795935U (en) * | 2012-08-24 | 2013-03-13 | 龙岩市芯彩光电有限公司 | Anti-interference LED (Light Emitting Diode) display screen |
| CN104421795A (en) * | 2013-08-29 | 2015-03-18 | 现代摩比斯株式会社 | Lamp for vehicle |
| CN103730069A (en) * | 2013-12-16 | 2014-04-16 | 青岛威力电子科技有限公司 | Display unit |
| CN104819422A (en) * | 2014-02-05 | 2015-08-05 | 株式会社小糸制作所 | Vehicle lamp |
| CN204176508U (en) * | 2014-10-30 | 2015-02-25 | 力帆实业(集团)股份有限公司 | A kind of motorcycle LED headlamp |
| CN105222052A (en) * | 2015-10-30 | 2016-01-06 | 江苏亿诺车辆部件有限公司 | A kind of Dual-functional automobile set of lenses |
| CN105972536A (en) * | 2016-06-17 | 2016-09-28 | 浙江嘀视科技有限公司 | Double-light lens assembly and light adjusting method thereof |
| CN106051585A (en) * | 2016-08-16 | 2016-10-26 | 常州星宇车灯股份有限公司 | Light-concentrating type LED dual-light lens die set |
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