CN106195665A - The double optical lens module of many granules LED - Google Patents
The double optical lens module of many granules LED Download PDFInfo
- Publication number
- CN106195665A CN106195665A CN201610714639.5A CN201610714639A CN106195665A CN 106195665 A CN106195665 A CN 106195665A CN 201610714639 A CN201610714639 A CN 201610714639A CN 106195665 A CN106195665 A CN 106195665A
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- Prior art keywords
- led
- lens
- baffle plate
- light source
- module
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- 230000003287 optical effect Effects 0.000 title claims abstract description 25
- 239000008187 granular material Substances 0.000 title claims abstract description 22
- 150000001875 compounds Chemical class 0.000 claims description 13
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 229920000193 polymethacrylate Polymers 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 230000005855 radiation Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 7
- 230000004907 flux Effects 0.000 description 6
- 238000010586 diagram Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 230000008569 process Effects 0.000 description 4
- 239000000463 material Substances 0.000 description 3
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 description 2
- 230000002776 aggregation Effects 0.000 description 2
- 238000004220 aggregation Methods 0.000 description 2
- 239000004411 aluminium Substances 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
- 230000005540 biological transmission Effects 0.000 description 2
- 239000002131 composite material Substances 0.000 description 2
- 238000001816 cooling Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 230000008859 change Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 238000005474 detonation Methods 0.000 description 1
- 238000005538 encapsulation Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000005265 energy consumption Methods 0.000 description 1
- 230000003760 hair shine Effects 0.000 description 1
- 229910052736 halogen Inorganic materials 0.000 description 1
- 150000002367 halogens Chemical class 0.000 description 1
- 238000003475 lamination Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000000465 moulding Methods 0.000 description 1
- 229910052757 nitrogen Inorganic materials 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000004044 response Effects 0.000 description 1
- 229910052724 xenon Inorganic materials 0.000 description 1
- FHNFHKCVQCLJFQ-UHFFFAOYSA-N xenon atom Chemical compound [Xe] FHNFHKCVQCLJFQ-UHFFFAOYSA-N 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
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
-
- 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
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/80—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with pins or wires
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The present invention relates to the double optical lens module of a kind of many granules LED, including the light source assembly installed on a heat sink and lens assembly, there is on oneth LED module interval and fix first LED light source of more than three, in first, each first condenser on lampshade is corresponding with each first LED light source, having fixing at least two the second LED light sources in interval on 2nd LED module, in second, each second condenser on lampshade is corresponding with respective second LED light source；The opening part of the support front end of lens assembly is provided with lens, rear end is connected in the mounting seat of radiator, the baffle plate being connected on support is horizontally set in the cavity of support, in lens, focus o is positioned at the front middle part region of baffle plate curved surface, drives module include driver and wire and be connected with first circuit board and second circuit board.Present configuration is compact, can preferably solve LED module radiating effect difference and dipped beam "cut-off"line sends out color problem.
Description
Technical field
The present invention relates to the double optical lens module of a kind of many granules LED, belong to LED car lamp lighting technical field.
Background technology
LED light source because of its life-span length, reliability is high, volume is little, energy consumption is low and response time is short and is applied to automobile shines
Bright field.Along with luminous flux high-power, big, high brightness value LED technology day by day ripe, and comply with future automobile to compact,
The trend that the directions such as energy-conservation, safety, intelligence are developed, naturally becomes the selection of automotive lighting light source, and has and progressively replace
Halogen, the trend of HID light source, become forth generation automobile green light source by insider.
The height of automobile headlight low beam "cut-off"line means dipped beam distance of irradiation distance on road surface, its height
Stable the most extremely important for traffic safety and driving experience.Distance-light one headlamp because its moulding is unique, compact conformation,
Just receive more and more attention.But, the distance-light one lens module of high-power LED light source composition, it is respectively adopted big merit
Rate LED low beam light source and great power LED high-beam light source, and drive baffle plate start by electromagnetic valve, carry out the switching of distance-light.So
And, distance-light one headlamp all uses the LED light source of high-power single, and the dipped beam dead line pattern therefore formed is through thoroughly
There will be scattering phenomenon after mirror, i.e. dipped beam dead line sends out coloured silk, causes dipped beam dead line inconspicuous, there is also dipped beam simultaneously and turns blue
Problem.Moreover single high-power LED light source heat concentration, in headlamp work process, its heat cannot shed in time, and shadow
Ring the luminous flux stability that light source uses for a long time.
Summary of the invention
It is an object of the invention to provide a kind of compact conformation, can preferably solve LED module radiating effect difference and dipped beam light and shade
Dead line sends out the double optical lens module of many granules LED of color problem.
The present invention is that the technical scheme reaching above-mentioned purpose is: the double optical lens module of a kind of many granules LED, its feature exists
In: include radiator, light source assembly, lens assembly and drive module；
Described light source assembly includes installing a LED module on a heat sink and the 2nd LED module, and radiator includes
There is the radiator of pin column, front end face the first installed surface setting up and down and the plural peace of the second installed surface and front end
Dress seat；
A described LED module includes that first circuit board, interval are fixed on first circuit board the first of more than three
LED light source and have multiple first condenser first in lampshade, in first, lampshade and first circuit board are fixed by locating dowel
Position is also fixed on the first installed surface of radiator, and in first, each first condenser on lampshade is corresponding with each first LED light source,
Light when each first LED light source is lighted is by the total reflection of each self-corresponding first condenser, and blocks thoroughly through baffle plate
In mirror, at focus o, compound convergence forms dipped beam "cut-off"line light distribution patterns, then forms dipped beam "cut-off"line after lens；
Described 2nd LED module includes fixing at least two the 2nd LED on the second circuit board of second circuit board, interval
Light source and have multiple second condenser second in lampshade, in second, lampshade and second circuit board are positioned also by locating dowel
It is fixedly connected on the second installed surface of radiator, each second condenser on lampshade and respective second LED light source in second
Correspondence, light when each second LED light source is lighted by the total reflection of each self-corresponding second condenser in lens at focus o
Compound converge, and the 2nd LED module is combined and converges in the light at focus o place in lens and a LED module is combined and converges in
In mirror, the light at focus o forms distance light light type after lens；
Described lens assembly includes lens, for the support to lens location and fixed and for forming dipped beam light and shade
The baffle plate of dead line, described support all round closure and two ends are uncovered shape, and the opening part of support front end is provided with lens, rear end
Being connected in the mounting seat of radiator, the baffle plate being connected on support is horizontally set in the cavity of support, and baffle plate front end sets
Having the curved surface of indent, in lens, focus o is positioned at the front middle part region of baffle plate curved surface；
Described driving module includes the driver for automotive voltage is converted to LED module running voltage and wire,
Wire is connected with first circuit board and second circuit board.
Wherein: on described first circuit board, each first LED light source is array arrangement, and horizontal direction is provided with 1～3 rows, the
In one, each first condenser on lampshade is that array is arranged and corresponding with respective first LED light source, and each first condenser
Incidence surface be the free sphere of convex, each first condenser light output end is clinoplain or the curved surface with inclination angle.
In described first, clinoplain or the inclination angle curved surface of each first condenser on lampshade differ.
The second LED light source on second circuit board is array arrangement, and horizontal direction is provided with 1～2 rows, in second on lampshade
Each second condenser be array arrangement corresponding with respective second LED light source, and the incidence surface of each second condenser is
The free sphere of convex, each second condenser light output end is clinoplain or the curved surface with inclination angle.
In second, each second condenser clinoplain on lampshade or the curved surface with inclination angle differ.
State the angle β between the first installed surface of radiator and the second installed surface at 157 ± 2 °, and the first installed surface and
Two installed surfaces have layers of copper or the aln layer of 0.5～2mm.
Described baffle plate is fixed on the end face of U-bracket, and U-bracket is connected on support, and baffle plate is penetrated along light at middle part
Outgoing direction is provided with flanging and forms the plane that left side is high, right side is low, and the reflectance of baffle plate is between 0.45～0.6.
On the left of described baffle plate, front end is higher than right side front.
Described baffle plate includes overhead gage and lower baffle plate, and overhead gage is fixed on lower baffle plate, and the thickness t of overhead gage exists
0.1mm≤t≤0.4mm, the thickness t1 of lower baffle plate are at 0.4mm≤t1≤0.6mm, and lower baffle plate both sides are provided with hole, location, front end tool
Having the breach of indent, the location on lower baffle plate and the detent fit being arranged in U-bracket mounting seat, lower baffle plate is fixed on U
In the mounting seat of shape support, overhead gage front end has the curved surface of the indent beyond lower baffle plate breach, and overhead gage is positioned at lower baffle plate
The part of breach front portion is light shield portions.
The medial surface of described lens is plane, and lateral surface is outer convex spherical, and lens use polymethacrylates to make,
Lens inner side edge has multiple card base, and the card base on lens is connected on the draw-in groove of support.
Oneth LED module, bottom are installed on double optical lens modules of present invention portion's the first installed surface on a heat sink
2nd LED module is installed on the second installed surface, and a LED module has spaced more than three the first LED light sources,
And multiple first condensers being equipped with in first on lampshade, can be by each first LED light source being all-trans through the first corresponding condenser
After penetrating in lens composite aggregation at focus o, and light blocked by the baffle plate being arranged in support after can form dipped beam light and shade
Dead line light distribution patterns, makes each first LED light line be compounded to form final light curtain pattern, then can be in automobile dead ahead shape after lens
Become the dipped beam "cut-off"line light distribution patterns of " top is dark, lower section is bright, and has a common boundary with 15 ° or 45 ° of light and shades ", can solve well
Single LEDs lens module dipped beam dead line sends out color serious problem.The present invention the 2nd LED module is arranged at intervals with more than two
Second LED light source, and multiple second condensers being equipped with in second on lampshade, by each second LED light source through each self-corresponding
The total reflection of two condensers composite aggregation at focus o in lens, makes that the 2nd LED module is compound to be converged in lens at focus o
The light that converges in lens at focus o of light being combined with a LED module be compounded to form final distance light light curtain pattern, warp
The distance light light type of " middle section is highlighted, and the most dimmed to surrounding " can be formed at automobile dead ahead after lens.The present invention passes through
Drive module control a LED module job or control a LED module and the 2nd LED module simultaneously, and realize dipped beam and
The switching of distance light, simple in construction, compact conformation.Each first LED light source of the present invention is intervally arranged on first circuit board, the most each
Second LED light source is intervally arranged on the second circuit board, can not only reduce the power of every LEDs light source, and each LED light source is
LED light source, on respective circuit board, relatively effectively can be produced even heat alive and be imported on radiator by scattering device
Dispel the heat, and radiating efficiency can be improved.In addition, radiator of the present invention uses the radiator with pin column, dissipates than fin
Hot device has bigger cooling surface area, and the elongate column radiator structure capacity of heat transmission is significantly better than fin radiator structure,
Producing heat when the oneth LED module and the 2nd LED module being worked to shed, the luminous flux that raising LED light source uses for a long time is steady
Qualitative.In the oneth LED module of the present invention and first, lampshade is located and fixed within the first installed surface of radiator by locating dowel
On, in the 2nd LED module and second, lampshade is located and fixed within the second installed surface of radiator also by locating dowel simultaneously, subtracts
Lack installation position error, improve the positioning precision of module LED light source and interior lampshade.The present invention the most dexterously by dipped beam with remote
Light function merges one, considerably reduces the volume of instant and near light module, and is weakened largely by multiple LED light sources
Lens module dipped beams turns blue problem.
Accompanying drawing explanation
Below in conjunction with the accompanying drawings embodiments of the invention are further described.
Fig. 1 is the structural representation of the double optical lens module of the present invention many granules LED.
Fig. 2 is the plan structure schematic diagram of the double optical lens module of the present invention many granules LED.
Fig. 3 is the A-A sectional structure schematic diagram of Fig. 2.
Fig. 4 is the detonation configuration schematic diagram of the double optical lens module of the present invention many granules LED.
Fig. 5 is that the double optical lens module of the present invention many granules LED removes radiator and first circuit board and second circuit board
Structural representation.
Fig. 6 is lampshade and first circuit board installation partial enlargement structural representation on a heat sink in the present invention first.
Fig. 7 is the structural representation of baffle plate of the present invention.
Fig. 8 is the side-looking structural representation of Fig. 6.
Fig. 9 is the plan structure schematic diagram of Fig. 6.
Figure 10 is the dipped beam dead line light distribution patterns after using the double optical lens module of LED of the present invention.
Figure 11 is the distance light light distribution patterns after using the double optical lens module of LED of the present invention.
Wherein: 1 radiator, 1-1 radiator, 1-2 mounting seat, 1-3 locating dowel, 1-4 the first installed surface, 1-
5 second installed surfaces, 2 the oneth LED modules, 2-1 first circuit board, 2-2 the first LED light source, 2-3 connection jaws, 3
Lampshade in first, 3-1 the first condenser, 4 supports, 4-1 adpting flange, 4-2 draw-in groove, 5 lens, 5-1 card base,
6 the 2nd LED modules, 6-1 second circuit board, 6-2 the second LED light source, 6-3 connection jaws, lampshade in 7 second, 7-
1 second condenser, 8 driving modules, 9 U-bracket, connection seat after 9-1,9-2 alignment pin, 9-3 mounting seat,
10 baffle plates, 10-1 lower baffle plate, 10-11 positions hole, 10-2 overhead gage, 11 securing members.
Detailed description of the invention
As shown in Fig. 1～5, the double optical lens module of many granules LED of the present invention, including radiator 1, light source assembly, lens
Assembly and driving module 8.
As shown in Fig. 1～5, the light source assembly of the present invention includes the LED module 2 and second being arranged on radiator 1
LED module 6.As shown in Fig. 1～4, radiator 1 of the present invention includes that the radiator 1-1 with pin column, front end face are setting up and down
First installed surface 1-4 and plural mounting seat 1-2 of the second installed surface 1-5 and front end, and the radiator 1-1 of pin column gathers around
There is bigger cooling surface area, and the elongate column radiator structure capacity of heat transmission is significantly better than fin radiator structure, radiator 1
Multiple mounting seats 1-2 on front end face may be provided at front end face periphery, for mounting bracket 4.On radiator 1 of the present invention
Angle β between one installed surface 1-4 and the second installed surface 1-5 is at 157 ± 2 °, such as the first installed surface 1-4 and the second installed surface 1-5
Between angle β between 157 ± 1 °, can conveniently process, and the positional precision of distance-light light type can be controlled again.The present invention
The first installed surface 1-4 and the second installed surface 1-5 of radiator 1 have layers of copper or the aln layer of 0.5～2mm, this layers of copper or nitrogen
Change the 1～1.5mm of aluminium lamination, heat can be accelerated and pass to radiator 1 from LED encapsulation aluminium base and conduct, make to be arranged on heat radiation
Oneth LED module 2 of device 1 and the 2nd LED module 6 can keep good heat-transfer effect, and can improve radiating effect further.
As shown in Fig. 1～5, the present invention the oneth LED module 2 includes that first circuit board 2-1, interval are fixed on first circuit board
The first LED light source 2-2 of upper more than three of 2-1 and have multiple first condenser 3-1 first in lampshade 3, owing to using
Many the first LED light source 2-2, therefore the power of each the first LED light source 2-2 can be reduced, and even heat is distributed, in first
Lampshade 3 and first circuit board 2-1 are located and fixed within the first installed surface 1-4 of radiator 1 by locating dowel 1-3.See Fig. 4,6
Shown in, the present invention is provided with two locating dowels 1-3 on the first installed surface 1-4, and in first, lampshade 3 and first circuit board 2-1 pass through
Two locating dowel 1-3 location, and be arranged on the first installed surface 1-4 by securing member 11, error during installation can be decreased, carry
The high LED light source positioning precision with interior lampshade.Each first condenser 3-1 on lampshade 3 and each LED in the present invention first
Light source 2-2 is corresponding, and in first, the first condenser 3-1 quantity on lampshade 3 is identical with the first LED light source 2-2 quantity, lamp in first
Covering 3 material selection PC materials, as shown in Figure 3, light when each first LED light source 2-2 lights is through each self-corresponding first optically focused
The total reflection of device 3-1, and block in lens compound convergence at focus o through baffle plate 10 and form dipped beam "cut-off"line luminous intensity distribution figure
Case, can be compounded to form the light of many first LED light source 2-2 final dipped beam light curtain pattern, then it is bright to form dipped beam after lens 5
Dark dead line.By multiple spaced many first LED light source 2-2, weaken lens module dipped beam largely and turn blue
And great power LED is difficult to the problem dispelled the heat, can obtain obvious dipped beam "cut-off"line simultaneously, and present dipped beam can be solved and end
The problem that line dissipates.
As shown in Figure 4, the first LED light source 2-2 on first circuit board 2-1 of the present invention is array arrangement, horizontal direction
Being provided with 1～3 rows, often row is provided with 2～6 the first LED light source 2-2, can arrange LED chip quantity by the demand of main engine plants' luminous flux
And position, in first each first condenser 3-1 on lampshade 3 be array arrangement and with respective first LED light source 2-2 pair
Should, the incidence surface of each first condenser 3-1 is the free sphere of convex, each first condenser 3-1 light output end be clinoplain or
With the curved surface at inclination angle, the present invention invents the clinoplain of each first condenser 3-1 in first on lampshade 3 or with inclination angle
Curved surface differs, by each first condenser 3-1 after the total reflection of corresponding each self-corresponding first LED light source 2-2 at lens
It is combined at interior focus o and converges, and light blocks through baffle plate 10, therefore the final light curtain figure of obvious dipped beam "cut-off"line can be formed
Case, is exaggerated through lens 5 nearly light "cut-off"line light distribution patterns and forms final satisfactory dipped beam "cut-off"line.
As shown in Fig. 1～5, the present invention the 2nd LED module 6 includes that second circuit board 6-1, interval are fixed on second circuit board
On 6-1 at least two the second LED light source 6-2 and have multiple second condenser 7-1 second in lampshade 7, lamp in second
Covering 7 material selection PC, in second, lampshade 7 and second circuit board 6-1 are positioned and fixed by locating dowel 1-3 and are connected to radiator 1
The second installed surface 1-5 on, in second, each second condenser 7-1 on lampshade 7 is corresponding with respective second LED light source 6-2, and
The incidence surface of each second condenser 7-1 is the free sphere of convex, each second condenser 7-1 light output end be clinoplain or with
The curved surface at inclination angle.Such as Fig. 4, shown in 6, the present invention is provided with two locating dowels 1-3 on the second installed surface 1-5, by lampshade 7 in second
Positioned by two locating dowels 1-3 with second circuit board 6-1, and be fixed on the second radiator 1 by securing member 11, to reduce
Position error is installed, improves the assembly precision of lampshade 7 in the second LED light source 6-2 and second.As shown in Figure 3, the present invention each
Light when two LED light source 6-2 light is answered at focus o in lens by the total reflection of each self-corresponding second condenser 7-1
Close and converge, and the compound light converging in focus o place in lens of the 2nd LED module 6 and a LED module 2 are combined and converge in
In mirror, the light at focus o forms distance light light type after lens 5, arranges multiple second LED light source 6-2 by interval, can not only
Reduce the second LED light source 6-2 power, and can in time even heat be shed by radiator 1.
As shown in Figure 4, the second LED light source 6-2 on second circuit board 6-1 of the present invention is array arrangement, horizontal direction
Being provided with 1～2 rows, often row is provided with 2～4, and the second LED light source 6-2 quantity and position can be arranged by main engine plants' luminous flux requirements,
In second, each second condenser 7-1 on lampshade 7 is array arrangement corresponding with respective second LED light source 6-2, and each the
The incidence surface of two condenser 7-1 is the free sphere of convex, and each second condenser 7-1 light output end is clinoplain or with inclination angle
Curved surface, in second, each second condenser 7-1 clinoplain on lampshade 7 or the curved surface with inclination angle differ, by each second
The light of LED light source 6-2 converges by respective second condenser 7-1 is compound at focus o in lens, and with a LED mould
Group 2 is combined the light converged in lens and forms final distance light light curtain pattern at focus o, form distance light light after lens 5 amplify
Type.
As shown in Fig. 1～5, lens assembly of the present invention includes lens 5, for the support 4 that lens 5 are positioned and fix and
It is uncovered shape for forming the baffle plate 10 of dipped beam "cut-off"line, support 4 all round closure and two ends, pacifies at support 4 front opening
Equipped with being connected at lens 5, open rearward end in mounting seat 1-2 of radiator 1, support 4 rear end is provided with adpting flange 4-1, passes through
Mounting seat 1-2 of radiator is connected by securing member 11 with the adpting flange 4-1 of support 4, simultaneously by securing member 11 by baffle plate 10
It is arranged on the adpting flange 4-1 of support 4.As shown in Fig. 1～5, the medial surface of lens 5 of the present invention is plane, and lateral surface is evagination
Sphere, and lens 5 use polymethacrylates to make, lens 5 inner side edge has multiple card base 5-1, the card base 5-1 of lens 5
Be connected on the draw-in groove 4-2 of support 4, can easy for installation, mounted lens 5 efficiently, and yields is close during assembling
100%.
As shown in Fig. 3～5, the baffle plate 10 that the present invention is connected on support 4 is horizontally set in the cavity of support 4, and gear
Plate 10 front end face is the curved surface of indent, and in lens, focus o is positioned at the front middle part region of baffle plate 10 curved surface, by baffle plate 10 to first
The light of LED light source 2-2 blocks, and can form obvious dipped beam "cut-off"line pattern.
As shown in Fig. 3～5,7～9, baffle plate 10 of the present invention is fixed on the end face of U-bracket 9, and U-bracket 9 is connected to support
On 4, U-bracket 9 rear portion connects seat 9-1 after being provided with, and by securing member 11, the rear connection seat 9-1 of U-bracket 9 is connected to support
On 4, can carry out supporting baffle 10 by U-bracket 9, and can keep maximum luminous flux, in lens, focus o is positioned at baffle plate 10
Front middle part.Baffle plate 10 of the present invention is provided with flanging along light injection direction and forms the plane that left side is high, right side is low at middle part,
Distance between the left and right plane of baffle plate 10 front end on the left of 0.2～0.5mm, and baffle plate 10 is higher than right side front.The present invention keeps off
The reflectance of plate 10, between 0.45～0.6, can play the effect of shield portions light to baffle plate 10 surface through mirror process,
Light that a LED module 2 sends is made to converge to baffle plate 10 through lampshade 3 in first anterior, shape after baffle plate 10 blocks
Become dipped beam "cut-off"line light distribution patterns.
The present invention is for ease of installing and reaching preferable occlusion effect, and as shown in Fig. 7～9, baffle plate 10 includes overhead gage 10-
2 and lower baffle plate 10-1, overhead gage 10-2 are fixed on lower baffle plate 10-1, and overhead gage 10-2 and lower baffle plate 10-1 uses corrosion resistant plate
And by after mirror process after punch forming riveting fix, the thickness t of overhead gage 10-2 is at 0.1mm≤t≤0.4mm, as above
The thickness t of baffle plate 10-2 at 0.15mm or 0.2mm or 0.3mm etc., and the thickness t1 of lower baffle plate 10-1 0.4mm≤t1≤
0.6mm, if the thickness t1 of lower baffle plate 10-1 is at 0.5mm etc., plays supporting by lower baffle plate 10-1 and reinforcement overhead gage 10-2 is strong
The effect of degree, and lower baffle plate 10-1 both sides are provided with location hole 10-11, front end and have the breach of indent, determining on lower baffle plate 10-1
Position hole 10-11 coordinates with the alignment pin 9-2 being arranged in U-bracket 9 mounting seat 9-3, by lower baffle plate 10-1 location after and fix
In mounting seat 9-3 of U-bracket 9, riveting can be carried out after being positioned by alignment pin 9-2 and be fixed on mounting seat 9-of U-bracket 9
On 3, overhead gage 10-2 front end has the curved surface of the indent beyond lower baffle plate 10-1 breach, and overhead gage 10-2 is positioned at lower baffle plate and lacks
The part in epistome is light shield portions, and on the left of overhead gage 10-2, front end is higher than right side front, and in making lens, focus o is positioned at
Baffle plate 10-2 curved surface front middle part, and without departing from curved surface two ends.
Such as Fig. 1, shown in 4, the driving module 8 of the present invention includes for automotive voltage is converted to LED module running voltage
Driver and wire, wire is connected with first circuit board 2-1 and second circuit board 6-1, can use connected structure, by leading
The terminals of line are connected as respectively with the connection jaws 6-3 on the connection jaws-3 on first circuit board 2-1 and second circuit board 6-1
One LED module 2 and the 2nd LED module 6 are powered, and driver of the present invention is existing driver, by driving module 8 to first
LED module 2 and the 2nd LED module 6 provide stable, safe voltage.
As shown in Figure 3, when module opens low-beam function, drive module 8 to power to a LED module 2, make a LED
The light that multiple first LED light source 2-2 on module 2 send is through the total reflection of each self-corresponding first condenser 3-1, and passes through gear
Plate 10 blocks compound at focus o in lens convergence, then forms " top as shown in Figure 10 at automobile dead ahead after lens 5
Secretly, lower section bright, and have a common boundary with 15 ° or 45 ° of light and shades " dipped beam dead line light distribution patterns.When module opens road function, drive
Dynamic model block 8 is powered to a LED module 2 and the 2nd LED module 6 simultaneously, makes multiple first LED light sources on a LED module 2
The light that 2-2 sends is through the total reflection of each self-corresponding first condenser 3-1, and blocks in lens at focus o through baffle plate 10
Compound converge, the light of the most each second LED light source 6-2 by the total reflection of each self-corresponding second condenser 7-1 also thoroughly
Compound at focus o in mirror converge, then after lens 5 automobile dead ahead formed as shown in Figure 11 " middle section is highlighted, and to
Surrounding is the most dimmed " distance light light distribution patterns.After the present invention many granules lens module distance-light is opened, its optical property connects substantially
Nearly xenon headlight.
Claims (10)
1. the double optical lens module of granule LED more than a kind, it is characterised in that: include radiator (1), light source assembly, lens assembly and
Drive module (8)；
Described light source assembly includes a LED module (2) and the 2nd LED module (6) being arranged on radiator (1), heat radiation
Device (1) includes having the radiator (1-1) of pin column, front end face the first installed surface (1-4) setting up and down and the second installed surface
(1-5) and the plural mounting seat in front end (1-2)；
A described LED module (2) include first circuit board (2-1), interval be fixed on first circuit board (2-1) upper three with
On the first LED light source (2-2) and have multiple first condenser (3-1) first in lampshade (3), lampshade (3) in first
It is located and fixed within first installed surface (1-4) of radiator (1) by locating dowel (1-3) with first circuit board (2-1), first
Each first condenser (3-1) on interior lampshade (3) is corresponding with each first LED light source (2-2), and each first LED light source (2-2) is lighted
Time the light total reflection by each self-corresponding first condenser (3-1), and block focus o in lens through baffle plate (10)
The compound convergence in place forms dipped beam "cut-off"line light distribution patterns, then forms dipped beam "cut-off"line after lens (5)；
Described 2nd LED module (6) includes that second circuit board (6-1), interval are fixed at least two on second circuit board (6-1)
The second LED light source (6-2) and have multiple second condenser (7-1) second in lampshade (7), in second lampshade (7) and
Second circuit board (6-1) positions and fixes on the second installed surface (1-5) being connected to radiator (1) by locating dowel (1-3), the
In two, each second condenser (7-1) on lampshade (7) is corresponding with respective second LED light source (6-2), each second LED light source (6-
2) light when lighting converges by the total reflection of each self-corresponding second condenser (7-1) is compound at focus o in lens, and
2nd LED module (6) is compound converges in the light at focus o place in lens and a LED module (2) is compound converges in Jiao in lens
Light at some o forms distance light light type after lens (5)；
Described lens assembly includes lens (5), for support (4) that lens (5) are positioned and fix and be used for being formed closely
The baffle plate (10) of light "cut-off"line, described support (4) all round closure and two ends are uncovered shape, the opening of support (4) front end
Place is provided with lens (5), rear end is connected in the mounting seat (1-2) of radiator (1), the baffle plate (10) being connected on support (4)
Being horizontally set in the cavity of support (4), and baffle plate (10) front end face is the curved surface of indent, in lens, focus o is positioned at baffle plate
(10) the front middle part region of curved surface；
Described driving module (8) includes the driver for automotive voltage is converted to LED module running voltage and wire, leads
Line is connected with first circuit board (2-1) and second circuit board (6-1).
The double optical lens module of many granules LED the most according to claim 1, it is characterised in that: described first circuit board (2-1)
Upper each first LED light source (2-2) arrange in array, and horizontal direction is provided with 1～3 rows, each first poly-on lampshade (3) in first
Light device (3-1) is arranged in array and corresponding with respective first LED light source (2-2), and each first condenser (3-1) enter light
Face is the free sphere of convex, and each first condenser (3-1) light output end is clinoplain or the curved surface with inclination angle.
The double optical lens module of many granules LED the most according to claim 2, it is characterised in that: in described first on lampshade (3)
The clinoplain of each first condenser (3-1) or inclination angle curved surface differ.
The double optical lens module of many granules LED the most according to claim 1, it is characterised in that: described second circuit board (6-1)
On the second LED light source (6-2) arrange in array, horizontal direction is provided with 1～2 rows, in second on lampshade (7) each second gather
Light device (7-1) is arranged in array and corresponding with respective second LED light source (6-2), and each second condenser (7-1) enter light
Face is the free sphere of convex, and each second condenser (7-1) light output end is clinoplain or the curved surface with inclination angle.
The double optical lens module of many granules LED the most according to claim 4, it is characterised in that: in described second on lampshade (7)
Each second condenser (7-1) clinoplain or the curved surface with inclination angle differ.
The double optical lens module of many granules LED the most according to claim 1, it is characterised in that: the first of described radiator (1)
Angle β between installed surface (1-4) and the second installed surface (1-5) is at 157 ± 2 °, and the first installed surface (1-4) and second is installed
Face (1-5) has layers of copper or the aln layer of 0.5～2mm.
The double optical lens module of many granules LED the most according to claim 1, it is characterised in that: described baffle plate (10) is fixed on U
The end face of shape support (9), U-bracket (9) is connected on support (4), and baffle plate (10) sets along light injection direction at middle part
Having flanging and form the plane that left side is high, right side is low, the reflectance of baffle plate (10) is between 0.45～0.6.
The double optical lens module of many granules LED the most according to claim 7, it is characterised in that: before described baffle plate (10) left side
End is higher than right side front.
9. according to the double optical lens module of the many granules LED one of claim 1 or 7 or 8 Suo Shu, it is characterised in that: described gear
Plate (10) includes overhead gage (10-2) and lower baffle plate (10-1), and overhead gage (10-2) is fixed on lower baffle plate (10-1), and upper gear
The thickness t of plate (10-2) is at 0.1mm≤t≤0.4mm, and the thickness t1 of lower baffle plate (10-1) is in 0.4mm≤t1≤0.6mm, lower block
Plate (10-1) both sides are provided with hole, location (10-11), front end has the breach of indent, hole, the location (10-on lower baffle plate (10-1)
11) coordinating with the alignment pin (9-2) being arranged in U-bracket (9) mounting seat (9-3), lower baffle plate (10-1) is fixed on U-bracket
(9), in mounting seat (9-3), overhead gage (10-2) front end has a curved surface of the indent beyond lower baffle plate (10-1) breach, and on
The part that baffle plate (10-2) is positioned at lower baffle plate breach anterior is light shield portions.
The double optical lens module of many granules LED the most according to claim 1, it is characterised in that: the inner side of described lens (5)
Face is plane, and lateral surface is outer convex spherical, and lens (5) use polymethacrylates to make, and lens (5) inner side edge has many
Individual card base (5-1), the card base (5-1) on lens (5) is connected on the draw-in groove (4-2) of support (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610714639.5A CN106195665A (en) | 2016-08-24 | 2016-08-24 | The double optical lens module of many granules LED |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610714639.5A CN106195665A (en) | 2016-08-24 | 2016-08-24 | The double optical lens module of many granules LED |
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| Publication Number | Publication Date |
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| CN106195665A true CN106195665A (en) | 2016-12-07 |
Family
ID=57524123
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201610714639.5A Pending CN106195665A (en) | 2016-08-24 | 2016-08-24 | The double optical lens module of many granules LED |
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| CN107062117A (en) * | 2016-12-28 | 2017-08-18 | 江苏茂逸光电科技有限公司 | A kind of darkening LED/light source automobile headlight illumination device |
| CN108626676A (en) * | 2018-02-09 | 2018-10-09 | 常州星宇车灯股份有限公司 | A kind of vehicle projection light module |
| EP3410199A1 (en) * | 2017-06-01 | 2018-12-05 | Delphi Technologies LLC | Optical device for vehicle comprising a heating element |
| CN108980775A (en) * | 2018-07-23 | 2018-12-11 | 常州星宇车灯股份有限公司 | A kind of location and installation system of lens |
| CN109539158A (en) * | 2018-12-14 | 2019-03-29 | 上海晶合光电科技有限公司 | A kind of LED condenser formula list distance light mould group |
| CN111623308A (en) * | 2019-02-28 | 2020-09-04 | 常州星宇车灯股份有限公司 | LED double-light module |
| CN111780054A (en) * | 2020-07-30 | 2020-10-16 | 江苏博度信息科技有限公司 | Lighting device |
| CN112303581A (en) * | 2020-10-21 | 2021-02-02 | 丹阳欧德车业科技有限公司 | Multi-curved-surface reflection light-gathering type LED double-light lens module |
| TWI803532B (en) * | 2018-11-02 | 2023-06-01 | 揚明光學股份有限公司 | Pattern projection device and manufacturing method thereof |
| EP4411219A4 (en) * | 2021-10-01 | 2024-08-07 | Koito Mfg Co Ltd | Vehicle headlight |
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| CN108980775A (en) * | 2018-07-23 | 2018-12-11 | 常州星宇车灯股份有限公司 | A kind of location and installation system of lens |
| TWI803532B (en) * | 2018-11-02 | 2023-06-01 | 揚明光學股份有限公司 | Pattern projection device and manufacturing method thereof |
| CN109539158A (en) * | 2018-12-14 | 2019-03-29 | 上海晶合光电科技有限公司 | A kind of LED condenser formula list distance light mould group |
| CN111623308A (en) * | 2019-02-28 | 2020-09-04 | 常州星宇车灯股份有限公司 | LED double-light module |
| CN111780054A (en) * | 2020-07-30 | 2020-10-16 | 江苏博度信息科技有限公司 | Lighting device |
| CN112303581A (en) * | 2020-10-21 | 2021-02-02 | 丹阳欧德车业科技有限公司 | Multi-curved-surface reflection light-gathering type LED double-light lens module |
| EP4411219A4 (en) * | 2021-10-01 | 2024-08-07 | Koito Mfg Co Ltd | Vehicle headlight |
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