CN203857379U - Lens-type automobile headlamp optical module with high-beam and low-beam integrated double-light sources - Google Patents
Lens-type automobile headlamp optical module with high-beam and low-beam integrated double-light sources Download PDFInfo
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- CN203857379U CN203857379U CN201420261879.0U CN201420261879U CN203857379U CN 203857379 U CN203857379 U CN 203857379U CN 201420261879 U CN201420261879 U CN 201420261879U CN 203857379 U CN203857379 U CN 203857379U
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
- F21S41/141—Light emitting diodes [LED]
- F21S41/147—Light emitting diodes [LED] the main emission direction of the LED being angled to the optical axis of the illuminating device
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/10—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source
- F21S41/14—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by the light source characterised by the type of light source
- F21S41/141—Light emitting diodes [LED]
- F21S41/147—Light emitting diodes [LED] the main emission direction of the LED being angled to the optical axis of the illuminating device
- F21S41/148—Light emitting diodes [LED] the main emission direction of the LED being angled to the optical axis of the illuminating device the main emission direction of the LED being perpendicular to the optical axis
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/25—Projection lenses
- F21S41/255—Lenses with a front view of circular or truncated circular outline
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/20—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
- F21S41/29—Attachment thereof
- F21S41/295—Attachment thereof specially adapted to projection lenses
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
- F21S41/32—Optical layout thereof
- F21S41/321—Optical layout thereof the reflector being a surface of revolution or a planar surface, e.g. truncated
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
- F21S41/32—Optical layout thereof
- F21S41/36—Combinations of two or more separate reflectors
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
- F21S41/32—Optical layout thereof
- F21S41/36—Combinations of two or more separate reflectors
- F21S41/365—Combinations of two or more separate reflectors successively reflecting the light
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/40—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades
- F21S41/43—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades characterised by the shape thereof
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/40—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades
- F21S41/47—Attachment thereof
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/60—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution
- F21S41/68—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on screens
- F21S41/683—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by a variable light distribution by acting on screens by moving screens
- F21S41/686—Blades, i.e. screens moving in a vertical plane
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
- F21S45/40—Cooling of lighting devices
- F21S45/42—Forced cooling
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S45/00—Arrangements within vehicle lighting devices specially adapted for vehicle exteriors, for purposes other than emission or distribution of light
- F21S45/40—Cooling of lighting devices
- F21S45/49—Attachment of the cooling means
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S41/00—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
- F21S41/30—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors
- F21S41/32—Optical layout thereof
- F21S41/323—Optical layout thereof the reflector having two perpendicular cross sections having regular geometrical curves of a distinct nature
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model relates to a lens-type automobile headlamp optical module with high-beam and low-beam integrated double-light sources. The lens-type automobile headlamp optical module comprises a lens support, a lens, a main reflector, an auxiliary reflector, the light sources and a radiator. The lens-type automobile headlamp optical module is characterized in that the light sources are formed by the low-beam light source having the low-beam lighting function and a high-beam light source having the high-beam lighting function, the low-beam light source and the high-beam light source form two independent lighting units, the light source center of the low-beam light source is arranged at the focal position of the main reflector, and the light source center of the high-beam light source is located nearby the focus of the lens; the main reflector is fixedly connected with the radiator; the auxiliary reflector is arranged under the inner wall of the main reflector, a high-beam side reflector is arranged on the front lower side of the auxiliary reflector, and the auxiliary reflector moves transversely back and forth through a driving mechanism. The lens-type automobile headlamp optical module has the advantages that the independent lighting units and an optical reflection system are arranged on the module, emergent rays of light rays emitted by the lighting units are controlled by the aid of the same lens, and the best lighting effect of the automobile lighting that the near wide domain is bright when the low-beam light source is highlighted and the far narrow domain is bright when the high-beam light source is highlighted is realized.
Description
Technical field
The utility model belongs to automotive lighting, relates in particular to the lens type car headlamp optics module of the two light sources of a kind of distance-light one.
Background technology
Along with the development of LED lighting engineering, there is increasing automobile vendor that LED is applied in the middle of automotive lighting, through constantly exploring, its feasible optical texture form mainly contains three kinds of forms, the first is the same with the optical principle of classical inverse light microscopic form, only adopt reflective mirror can realize lighting requirement, the second is the same with the optical principle of the lens type headlamp optics module of traditional Halogen lamp LED and xenon lamp, can realize distance light by an optics of lens module, dipped beam or distance-light one, the above two are just replaced by LED light source conventional light source, in optical form, do not change, and the third form also can be called special-shaped lens form, the various special-shaped lens of developing for LED light source specially, in orthodox car illumination, never use.
For the first reflective mirror form, its advantage is that optical form is simple, with low cost, light loss is few, non-dispersive, but shortcoming is because single the automobile LED light source of selling in the market also fails to reach enough brightness, so need to just can reach applicable lighting requirement by many automobile LED light sources and many pieces of reflective mirror applied in any combination, this just need to take space in larger lamp, is unfavorable for the miniaturization of car light, and makes uniform illuminating effect and have certain technical difficulty.
For the third special-shaped lens form, its characteristic is to have utilized the little feature of LED light source volume, develop the micro objective of multiple applicable LED light source, be combined to form lower beam illumination or far lighting by many pieces of micro objectives, this form allows automotive lighting realize variation, flexibility strengthens, and outward appearance fashion, attractive in appearance, has much science and technology sense.But shortcoming is complex structure, and cost is high, in shared lamp, space is large, is unfavorable for large-scale promotion, and not energy-conservation, only exposes to some extent in some high-end vehicle.
For the second form of lens, its advantage is to form "cut-off"line clearly, is easy to realize uniform illumination, can realize the illumination of distance-light one by single module, due to compact conformation, in its shared car light, space is very little, so versatility is very strong, be beneficial to universal.But prior art is to realize distance-light by traditional optical form to switch, and this form, owing to being subject to the restriction of automobile-used LED light source luminescent intensity, only is also difficult to reach the illumination requirement of distance-light one illumination by single optics module.Best automotive lighting effect is: distance light is outstanding, and small size is bright at a distance, dipped beam is outstanding, and large area is bright nearby, only realize two kinds of different illuminating effects by a kind of optical form and itself just have contradiction, in order to solve this contradiction, the lens module of the distance-light one of conventional light source is the switching that the shadow shield that can stir up and down by a drive unit is realized distance-light, and in the time that distance light is lighted, shadow shield falls, and allows light fully pass through, realize nearby with distant place general illumination, reach distance light effect; In the time that dipped beam is lighted, shadow shield lifts, block the light in a directive distant place, only allow according to passing through to light nearby, realize dipped beam effect, but this optical form is not taken into account the need for independence of distance-light illumination, so cannot reach best illuminating effect, and this form also needs light source can provide enough luminous fluxes just can reach enough brightness, be also difficult to meet the demands and realize the illumination of distance-light one by the form of blocking under the luminous intensity condition of current automobile-used LED light source simultaneously.So automobile industry is urgently developed a kind of simple in structure, highly versatile, can accomplish scale production, and all outstanding headlamps of distance-light illumination performance.
Utility model content
The utility model is in order to overcome deficiency of the prior art, the lens type car headlamp optics module of the two light sources of a kind of distance-light one is provided, reach the independent illumination of simultaneously realizing dipped beam and distance light on a module, having realized automotive lighting dipped beam, outstanding wide territory is bright nearby, the outstanding bright optimal illumination effect in narrow territory at a distance of distance light.
The utility model for achieving the above object, be achieved through the following technical solutions, the lens type car headlamp optics module of the two light sources of a kind of distance-light one, comprise lens carrier, lens, main reflective mirror, fill-in reflector, light source, driving mechanism and radiator, it is characterized in that: described light source forms two independent luminescence units by the distance light light source that has the dipped beam light source of lower beam illumination function and have a far lighting function, the light source center of described dipped beam light source is arranged on the focal position of main reflective mirror, the light source center of described distance light light source is arranged near the position of focus of lens, described main reflective mirror and radiator are affixed, described fill-in reflector is located at main reflective mirror inwall below, and fill-in reflector front lower place is provided with distance light lateral light deflector, and fill-in reflector is by translation before and after driving mechanism.
The light source center of described distance light light source and lens focus at the distance range of X, Y, tri-directions of Z are: directions X-15mm～15mm, Y-direction-15mm～0mm, Z direction-15mm～15mm.
Described fill-in reflector is made up of zigzag reflector and distance light lateral light deflector, it directly over described fill-in reflector, is zigzag reflector, front lower place is distance light lateral light deflector, and described zigzag reflector is connected and forms overall zigzag reflector with horizontal plane inclined-plane reflector at angle by horizontal reverse tabula rasa and one of the centre of two differing heights in left and right.
Two horizontal reverse tabula rasa differences in height of described zigzag reflector are 0～10mm, the angle of described inclined-plane reflector and horizontal plane is 10 °～90 °, distance≤the 5mm of the center of inclined-plane reflector and lens axis, described zigzag reflector overall dimensions≤100 × 100mm, described zigzag reflector dead ahead is provided with semicircle breach, the radius of semicircle breach is 0～50mm, and semicircle breach center is on lens axis.
Many groups free form surface reflective mirror by distance light light source periphery of described distance light lateral light deflector forms, and every group is formed by more than 1 or 1 free form surface or plane combination, and distance light lateral light deflector overall dimensions is less than zigzag reflector overall dimensions.
Described main reflective mirror inner wall surface forms overall reflective surface by multiple free form surfaces.
Described fill-in reflector is fixed and is led by the bearing slide mechanism that is located at its below, left and right sides, described bearing slide mechanism is made up of axle sleeve, guide pin bushing and optical axis, axle sleeve is located at below, fill-in reflector left and right sides front and back position, guide pin bushing is housed in axle sleeve, in every former and later two guide pin bushings, slidably connect optical axis, fill-in reflector slides by before and after guide pin bushing is on optical axis.
Described driving mechanism comprises support, coil, permanent magnet and band hook formation unshakable in one's determination electromagnetic driving mechanism, can be also motor drive mechanism, and the iron core hook of driving mechanism is pegged graft with fill-in reflector bottom socket.
Described light source, fill-in reflector and driving mechanism are fixed on radiator, are connected with fan, distance-light supply line and buffering spacer on described radiator.
Beneficial effect: the utility model utilizes the flexibility of LED light source, on same module, be provided with two independently LED luminescence unit and reflective optical systems, then the light that both send recycles same lens and controls final emergent ray, thereby reach the independent illumination of dipped beam and distance light, this kind of optical form fundamentally effectively solved above-mentioned because the distance-light that only uses a kind of optical form to cause is difficult to satisfactory to both parties contradiction, having realized automotive lighting dipped beam, outstanding wide territory is bright nearby, the outstanding bright optimal illumination effect in narrow territory at a distance of distance light, and compact conformation, in shared lamp, space is little, so versatility is very strong.In order to realize better far lighting effect, the utility model has carried out particular design to power supply, in the time that dipped beam is lighted, only light dipped beam light source, but in the time that distance light is lighted, distance-light light source is lighted simultaneously, but the power of dipped beam light source can be made corresponding adjustment as the case may be, plays the effect of auxiliary far lighting.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model;
Fig. 2 is stereoeffect schematic diagram of the present utility model;
Fig. 3 is light source of the present utility model position view on radiator;
Fig. 4 is center of the present utility model vertical section and dipped beam optical principle schematic diagram;
Fig. 5 is movable fill-in reflector front elevational schematic of the present utility model;
Fig. 6 is movable fill-in reflector schematic top plan view of the present utility model;
Fig. 7 is movable fill-in reflector driving principle schematic diagram of the present utility model;
Fig. 8 is movable fill-in reflector fixed guide structural scheme of mechanism of the present utility model;
Fig. 9 is front assembly position description schematic diagram on radiator of the present utility model;
Figure 10 is back side module position explanation schematic diagram on radiator of the present utility model;
Figure 11 is center of the present utility model vertical section and distance light optical principle schematic diagram.
In figure: 1, lens carrier, 2, lens, 3, main reflective mirror, 4, fill-in reflector, 5, dipped beam light source, 6, distance light light source, 7, radiator, 8, fan, 9, driving mechanism, 10, plain cushion screw assemblies, 11-13, zigzag reflective surface, 14-17, distance light lateral light deflector reflective surface, 18, axle sleeve, 19, guide pin bushing, 20, optical axis, 21, support, 22, coil, 23, permanent magnet, 24 band hooks are unshakable in one's determination, 25 distance light supply lines, 26, dipped beam supply line, 27, buffering spacer, 28, chute.
Detailed description of the invention
Below in conjunction with preferred embodiment, to the detailed description of the invention providing according to the utility model, details are as follows:
Embodiment
Refer to attached Fig. 1 and 2, compared with prior art, the utility model provides the lens type car headlamp optics module of the two light sources of a kind of distance-light one, mainly forms overall headlamp optics module by lens carrier 1, lens 2, main reflective mirror 3, fill-in reflector 4, dipped beam light source 5, distance light light source 6, radiator 7, fan 8, driving mechanism 9.The present embodiment adopts LED light source.Described main reflective mirror 3 inwalls are connected and are formed by multiple free form surfaces, are arranged on directly over radiator 7; Described lens 2 scioptics supports 1 are fixed in radiator 7 and main reflective mirror 3 dead aheads; Described fill-in reflector 4 is located at main reflective mirror 3 inwall belows, is installed on radiator 7 by bearing slide mechanism, and entirety is by being fixed on the driving mechanism 9 front and back translations on radiator 7.
As shown in Figures 3 and 4, described light source forms two independent luminescence units by the distance light light source 6 that has the dipped beam light source 5 of lower beam illumination function and have a far lighting function, dipped beam light source 5 is the same with the lens type car headlamp of traditional distance-light one, light source center is arranged on the focus O1 position of main reflective mirror 3 shown in Fig. 4, the center of described distance light light source 6 is arranged near the position of focus O2 of lens 2, with focus O2 at X, Y, the distance range of tri-directions of Z is directions X-15mm～15mm, Y-direction-15mm～0mm, Z direction-15mm～15mm, described light source and radiator 7 are affixed.
As Fig. 5, shown in 6, described fill-in reflector is made up of zigzag reflector and distance light lateral light deflector, it directly over described fill-in reflector, is zigzag reflector, zigzag reflector is by the horizontal reverse tabula rasa 11 of two differing heights in left and right, 13 and a middle inclined-plane reflector 12 angled with the horizontal plane formation that is connected, two horizontal reverse tabula rasas 11, 13 difference in height h is between 0～10mm, middle inclined-plane reflector 12 and the included angle A of horizontal plane are between 10 °～90 °, the distance B of the center on inclined-plane and lens axis C1C2 is in 5mm, big or small W × the H of described zigzag reflector entirety is no more than 100 × 100mm, dead ahead is provided with semicircle breach, radius R is between 0～50mm, semicircle breach center is located on the C1C2 of lens axis.Described fill-in reflector front lower place is distance light lateral light deflector, described distance light lateral light deflector is made up of upper 14, lower 15, left 16, right 17 4 groups of reflective mirrors, every group is combined by more than 1 or 1 plane or free form surface, distance light lateral light deflector entirety can symmetrical or asymmetrical design, and distance light lateral light deflector overall dimensions is less than zigzag reflector overall dimensions.
As shown in Figure 7, its action form of described fill-in reflector is for moving horizontally, and moving direction is automobile fore-and-aft direction, i.e. Z direction moves forward in the time that dipped beam is lighted, and stops in lens focus O2 position; In the time that distance light is lighted, move backward, i.e. Z axis negative sense, arrives distance radiant d position at distance light lateral light deflector and stops, and d is between 0～3mm.
As shown in Figure 8, described fill-in reflector is fixed and is led by the bearing arrangement that is located at its below, left and right sides, described bearing arrangement is made up of axle sleeve 18, guide pin bushing 19 and optical axis 20, axle sleeve 18 is located at below, fill-in reflector left and right sides front and back position, guide pin bushing 19 is housed in axle sleeve 18, in every former and later two guide pin bushings, be equipped with an optical axis 20, by guide pin bushing 19, fill-in reflector can front and back slip smoothly on optical axis 20.
As shown in Figure 7, described driving mechanism 9 comprises that support 21, coil 22, permanent magnet 23 and band hook unshakable in one's determination 24 form electromagnetic type and drive, and can be also motor drive mechanism etc., and the hook of described driving mechanism and fill-in reflector bottom socket are pegged graft.
As shown in Figure 9, Figure 10, on described radiator, be also connected with fan 8, distance light supply line 25, dipped beam supply line 26 and buffering spacer 27.
System principle:
Dipped beam optical principle: as shown in Fig. 4 and Fig. 7, in the time that dipped beam is lighted, fill-in reflector moves forward to the focus O2 position of lens 2, the zigzag reflector of fill-in reflector coordinates dipped beam light source to form dipped beam reflecting system with main reflective mirror 3, the utilized light sending from dipped beam light source a is divided into B1, B2 two parts, wherein B2 directly enters lens 2 refractions and forms illumination after main reflective mirror 3 reflections, another part B1 needs to enter lens 2 through the reflection of movable fill-in reflector again and reflects to form illumination after principal reflection mirror 3 reflections, two parts light by movable fill-in reflector block and reflex form dipped beam "cut-off"line and form wide and uniform lower beam illumination at front side closer locations place.
Distance light optical principle: as shown in Fig. 7 and Figure 11, in the time that distance light is lighted, fill-in reflector moves to d position, distance light light source front backward, the distance light lateral light deflector of fill-in reflector coordinates distance light light source to form distance light reflecting system, the utilized light sending from distance light light source 6 is divided into B3, B4 two parts, wherein B3 is direct light, scioptics 2 refractions form illumination, another part B4 enters lens 2 again and reflects to form illumination after the distance light lateral light deflector reflection of movable fill-in reflector front lower place, the refraction of two parts rays pass through lens can form centralized lighting at a distance, realize better far lighting.The utility model has carried out particular design to power supply,, in the time that dipped beam is lighted, only lights dipped beam light source, but in the time that distance light is lighted, distance-light light source is lighted simultaneously, but the power of dipped beam light source can be made corresponding adjustment as the case may be, plays the effect of auxiliary far lighting.
Fill-in reflector slide mechanism principle: as shown in Figure 8, described fill-in reflector 4 is fixed and is led by the bearing arrangement that is located at its below, left and right sides, described bearing arrangement is by axle sleeve 18, guide pin bushing 19 and optical axis 20 form, axle sleeve is located at below, fill-in reflector left and right sides front and back position, guide pin bushing 19 is housed in axle sleeve 18, guide pin bushing and axle sleeve interference tight fit, in every former and later two guide pin bushings, be equipped with an optical axis 20, guide pin bushing and optical axis are for being slidably matched, pass through guide pin bushing, fill-in reflector can be on optical axis slides before and after smoothly, optical axis is fixed in the chute of radiator 7 as shown in Figure 9, runner position as shown in Figure 3 28, middle part and radiator that every optical axis is pushed down optical axis by two screws 10 are fastening, fill-in reflector just can slide front and back in the chute of radiator, the two ends limited location baffle plate of radiator chute carries out location, front and back to fill-in reflector, in order to eliminate fill-in reflector, postive stop baffle is clashed into and produced large impact and sent noise, each postive stop baffle front is provided with buffering spacer 24.
Driving mechanism principle: as shown in figure 10, described in the present embodiment, driving mechanism 9 is fixed on radiator 7 bottoms, its power way of output as shown in Figure 7, link up with unshakable in one's determination 24 by band and peg graft to drive fill-in reflector to slide before and after Z direction with fill-in reflector bottom socket, driving mechanism comprises that support 21, coil 22, permanent magnet 23 and band hook unshakable in one's determination 24 form electromagnetic type and drive.Different from existing car light electromagnetic actuator device used, because the fill-in reflector of this module has adopted horizontal drive, stirring up and down of non-shadow shield, so driving mechanism is without the gravity effect that overcomes load, therefore this device only switches moment energising at distance-light, switch put in place after by permanent magnet adhesive power-off, without by the long-time adhesive of energising, thereby avoided existing product to lead to for a long time the overheating failure that super-high-current causes because of drive unit.
Described light source, fill-in reflector and driving mechanism are fixed on radiator, are also connected with fan 8, distance-light supply line 25,26 and buffering spacer 27 on described radiator.As shown in Figure 3, radiating principle: because LED can discharge a large amount of heat in the time working, so it is very necessary that this system is carried out to good thermal control, described distance light light source 5 and dipped beam light source 6 are directly fixed on radiator 7, to ensure that the heat that LED light source was sent enters radiator with prestissimo, but due to limited space in car light, so volume and the area of dissipation of radiator are greatly limited, so cannot meet merely the heat radiation requirement of LED light source by passive heat radiation, must carry out active heat removal, as shown in figure 10, fan 8 affixed on described radiator can accelerate radiating effect, in addition in order to allow fan reach better radiating effect, radiating fin has carried out particular design, just right radiating fin is shaped as wavy to be fan, to strengthen blast and air-flow led and needs most the place of heat radiation.
Above-mentioned detailed description of the lens type car headlamp optics module of the two light sources of this kind of distance-light one being carried out with reference to embodiment; illustrative instead of determinate; can list several embodiment according to institute's limited range; therefore in the variation and the amendment that do not depart under the utility model general plotting, within should belonging to protection domain of the present utility model.
Claims (9)
1. the lens type car headlamp optics module of the two light sources of distance-light one, comprise lens carrier, lens, main reflective mirror, fill-in reflector, light source, driving mechanism and radiator, it is characterized in that: described light source forms two independent luminescence units by the distance light light source that has the dipped beam light source of lower beam illumination function and have a far lighting function, the light source center of described dipped beam light source is arranged on the focal position of main reflective mirror, and the light source center of described distance light light source is arranged near the position of focus of lens; Described main reflective mirror and radiator are affixed; Described fill-in reflector is located at main reflective mirror inwall below, and fill-in reflector front lower place is provided with distance light lateral light deflector, and fill-in reflector is by translation before and after driving mechanism.
2. the lens type car headlamp optics module of the two light sources of distance-light one according to claim 1, it is characterized in that: the light source center of described distance light light source and lens focus at the distance range of X, Y, tri-directions of Z are: directions X-15mm～15mm, Y-direction-15mm～0mm, Z direction-15mm～15mm.
3. the lens type car headlamp optics module of the two light sources of distance-light one according to claim 1, it is characterized in that: described fill-in reflector is made up of zigzag reflector and distance light lateral light deflector, it directly over described fill-in reflector, is zigzag reflector, front lower place is distance light lateral light deflector, and described zigzag reflector is connected and is formed overall zigzag reflector by horizontal reverse tabula rasa and one of the centre inclined-plane reflector horizontal by an angle of two differing heights in left and right.
4. the lens type car headlamp optics module of the two light sources of distance-light one according to claim 3, it is characterized in that: two horizontal reverse tabula rasa differences in height of described zigzag reflector are 0～10mm, the angle of described inclined-plane reflector and horizontal plane is 10 °～90 °, distance≤the 5mm of the center of inclined-plane reflector and lens axis, described zigzag reflector overall dimensions≤100 × 100mm, described zigzag reflector dead ahead is provided with semicircle breach, the radius of semicircle breach is 0～50mm, and semicircle breach center is on lens axis.
5. according to the lens type car headlamp optics module of the two light sources of the distance-light one described in claim 1 or 3, it is characterized in that: described distance light lateral light deflector is made up of many groups free form surface reflective mirror of distance light light source periphery, every group is formed by more than 1 or 1 free form surface or plane combination, and distance light lateral light deflector overall dimensions is less than zigzag reflector overall dimensions.
6. the lens type car headlamp optics module of the two light sources of distance-light one according to claim 1, is characterized in that: described main reflective mirror inner wall surface forms overall reflective surface by multiple free form surfaces.
7. the lens type car headlamp optics module of the two light sources of distance-light one according to claim 1, it is characterized in that: described fill-in reflector is fixed and led by the bearing slide mechanism that is located at its below, left and right sides, described bearing slide mechanism is made up of axle sleeve, guide pin bushing and optical axis, axle sleeve is located at below, fill-in reflector left and right sides front and back position, guide pin bushing is housed in axle sleeve, in every former and later two guide pin bushings, slidably connect optical axis, fill-in reflector slides by before and after guide pin bushing is on optical axis.
8. the lens type car headlamp optics module of the two light sources of distance-light one according to claim 1, it is characterized in that: described driving mechanism comprises support, coil, permanent magnet and band hook formation unshakable in one's determination electromagnetic driving mechanism, and the iron core hook of driving mechanism is pegged graft with fill-in reflector bottom socket.
9. the lens type car headlamp optics module of the two light sources of distance-light one according to claim 1, it is characterized in that: described light source, fill-in reflector and driving mechanism are fixed on radiator, on described radiator, be connected with fan, distance-light supply line and buffering spacer.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420261879.0U CN203857379U (en) | 2014-05-21 | 2014-05-21 | Lens-type automobile headlamp optical module with high-beam and low-beam integrated double-light sources |
| PCT/CN2014/080160 WO2015176340A1 (en) | 2014-05-21 | 2014-06-18 | Optical module for lenticular automobile headlamp with integrated dual light source for low beam and high beam |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420261879.0U CN203857379U (en) | 2014-05-21 | 2014-05-21 | Lens-type automobile headlamp optical module with high-beam and low-beam integrated double-light sources |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203857379U true CN203857379U (en) | 2014-10-01 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420261879.0U Expired - Fee Related CN203857379U (en) | 2014-05-21 | 2014-05-21 | Lens-type automobile headlamp optical module with high-beam and low-beam integrated double-light sources |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN203857379U (en) |
| WO (1) | WO2015176340A1 (en) |
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| C14 | Grant of patent or utility model | ||
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141001 Termination date: 20190521 |
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| CF01 | Termination of patent right due to non-payment of annual fee |