CN111623304A - Single-row LED (light-emitting diode) high beam module - Google Patents
Single-row LED (light-emitting diode) high beam module Download PDFInfo
- Publication number
- CN111623304A CN111623304A CN201910151654.7A CN201910151654A CN111623304A CN 111623304 A CN111623304 A CN 111623304A CN 201910151654 A CN201910151654 A CN 201910151654A CN 111623304 A CN111623304 A CN 111623304A
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- Prior art keywords
- reflector
- radiator
- led
- circuit board
- high beam
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Classifications
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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]
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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
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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
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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
- F21S45/43—Forced cooling using gas
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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
- F21S45/47—Passive cooling, e.g. using fins, thermal conductive elements or openings
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- 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
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
- F21V17/16—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting
- F21V17/164—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening by deformation of parts; Snap action mounting the parts being subjected to bending, e.g. snap joints
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- 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
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- 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
- F21V29/87—Organic material, e.g. filled polymer composites; Thermo-conductive additives or coatings therefor
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2107/00—Use or application of lighting devices on or in particular types of vehicles
- F21W2107/10—Use or application of lighting devices on or in particular types of vehicles for land vehicles
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention relates to the technical field of vehicle lamps, in particular to a single-row LED (light-emitting diode) high beam module, which comprises a convex lens, a lens bracket, a light shield, a reflector mechanism, an inner lamp cover, an LED circuit board and a radiator, wherein the inner lamp cover and the LED circuit board are fixed at the front end of the radiator through screws, the convex lens is fixed at the front end of the lens bracket through an inner clamping pin of the lens bracket, the light shield is preassembled through a positioning column at the rear part of the lens bracket and then fixed on the radiator, the reflector mechanism comprises a first reflector and a second reflector, the first reflector is clamped on the second reflector and then fixed at the front end of the radiator, the front end of the inner lamp cover is provided with a single-row of convex luminous surfaces in the shape of a plurality of corn grains, the reflector mechanism, the LED circuit board, the inner lamp cover and the convex lens form an optical system, and, bringing about the problem of potential safety hazard of driving.
Description
Technical Field
The invention relates to the technical field of vehicle lamps, in particular to a single-row LED high beam module.
Background
With the development of the car lamp technology, the head lamp of the car is shining more and more brightly and more far away, and the dazzling phenomenon brought by the head lamp is more obvious, and the dazzling of the eyes of the drivers of the oncoming cars caused by the high beam is also one of the main reasons for traffic accidents at night. In recent years, matrix LED high beam technology is rapidly developed, and matrix LED headlamps are one of the future development directions of automotive lamps. Present matrix LED head-light can provide like daytime clear driving field of vision night, but the matrix LED head-light high-luminance light can influence the opposite car or the preceding vehicle under the distance light mode, causes dazzlingly, brings the driving safety hidden danger.
Disclosure of Invention
The invention aims to provide a single-row LED high beam module to solve the problem that high beam lamps in the prior art cause dazzling and bring potential safety hazards in driving.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a single row LED distance light module, includes convex lens, lens support, lens hood, reflector mechanism, interior lamp shade, LED circuit board and radiator, interior lamp shade and LED circuit board pass through the front end of fix with screw at the radiator, convex lens pass through the lens support in the gauge foot fix the front end at the lens support, the reference column pre-installation that the lens hood passes through the lens support rear portion then fixes on the radiator, reflector mechanism includes first reflector and second reflector, first reflector joint then fixes the front end to the radiator on the second reflector, interior lamp shade front end is equipped with the evagination light emitting area of a plurality of niblet shapes of single row, reflector mechanism, LED circuit board, interior lamp shade and convex lens have constituteed optical system.
Preferably, the first reflector and the second reflector are injection-molded parts, the first reflector and the second reflector are both partially aluminized, and the first reflector is fixed to the second reflector through a clamping pin and shields a screw inside the module and a component on the LED circuit board.
Preferably, the convex lens has 1mm by 1mm of microstructure added on the rear plane.
Preferably, the LED circuit board is an aluminum substrate, and an LED light source and a connector for connecting a power supply are arranged on the LED circuit board.
Preferably, the light shield is made of metal, and the surface of the light shield is sprayed with black.
Preferably, the radiator is a cold forging part, a plurality of needle-shaped radiating columns are arranged at the rear end of the radiator, and gaps are formed between every two adjacent radiating columns.
Preferably, a heat conduction grease layer is arranged between the radiator and the LED circuit board.
Preferably, a fan is fixed to the rear side of the heat sink.
Compared with the prior art, the invention has the beneficial effects that: the LED module is simple in structure, the reflector mechanism can greatly improve the height and brightness of the high beam, the efficiency is improved, meanwhile, screws in the module and components on the LED circuit board are shielded, and the good appearance of the module is guaranteed; the module realizes partition through the plurality of convex luminous surfaces, avoids dazzling pedestrians or drivers in opposite directions, and effectively reduces traffic accidents at night; the radiator is arranged behind the LED light source, and the fan is adopted, so that the heat can be smoothly discharged, the good radiating effect is achieved, the heat accumulation is avoided, the headlamp is ensured to be in a safe and stable working environment, the service life of the headlamp is prolonged, and the driving safety is improved.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an exploded view of the present invention;
fig. 3 is a light path diagram of the present invention.
In the figure: 1. the LED lamp comprises a convex lens, 2 lens supports, 3 light shields, 4 first reflectors, 5 second reflectors, 6 inner lamp covers, 7 LED circuit boards, 8 heat radiators, 9 fans and 10 LED light sources.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides a technical solution: a single-row LED high beam module comprises a convex lens 1, a lens support 2, a light shield 3, a reflector mechanism, an inner lamp shade 6, an LED circuit board 7 and a radiator 8, wherein the convex lens 1 is a glass lens or a plastic lens, the lens support 2 is a PC lens support, the front end of the lens support 2 is provided with a lens support inner clamping pin, a positioning pin for mounting the radiator 8 is arranged on a rear flange, the PC inner lamp shade 6 and the LED circuit board 7 are fixed on the front end of the radiator 8 through screws, the convex lens 1 is fixed on the front end of the lens support 2 through the lens support inner clamping pin, the light shield 3 is preassembled on the radiator 8 through a positioning column at the rear part of the lens support 2, the reflector mechanism comprises a first reflector 4 and a second reflector 5, the first reflector 4 is clamped on the second reflector 5 and then fixed on the front end of the radiator 8, the front end of the inner lamp shade 6 is provided with a single-row of a plurality of corn grain-shaped convex, reflector mechanism, LED circuit board 7, interior lamp shade 6 and convex lens 1 have constituteed optical system, the application designs compactly, moreover, the steam generator is simple in structure, reasonable heat radiation structure has, LED circuit board 7, interior lamp shade 6, the optical system that reflector mechanism and convex lens 1 constitute, can realize the ADB high beam light shape of ideal, the dazzling injury of people and subtend driver on the way is gone up to the far beam that reduces greatly, in addition this module realizes the subregion through a plurality of evagination light emitting areas, leading camera's cooperation is down among the prior art, the dark bright change of every LED of system automatic control, form the dark space in specific area, make this high beam module have the self-adaptation function, avoided causing dazzling to pedestrian or driver, effectively reduce night traffic accident.
Furthermore, first reflector 4 and second reflector 5 are the injection molding, and first reflector 4 and second reflector 5 are all local aluminized, and first reflector 4 is fixed on second reflector 5 and shelters from the inside screw of module and the components and parts on the LED circuit board 7 through the card foot to the good outward appearance of module has been guaranteed.
Furthermore, 1 mm-1 mm microstructures are added on the rear plane of the convex lens 1, and the microstructures can enable light among single pixels to horizontally diffuse in a small angle, so that connection among the pixels is more uniform. After the microstructure is diffused, the image at the edge of the pixel becomes fuzzy, the dispersion of the blue edge also becomes fuzzy, the dispersion is weakened relatively, and the uniformity of the whole matching of the pixel is improved.
Further, the LED circuit board 7 is an aluminum substrate, the LED circuit board 7 is provided with an LED light source 10 and a connector for connecting a power supply, and the arrangement of the LED light source 10 corresponds to the convex light emitting surface on the inner lamp shade 6 so as to realize self-adaptive high beam by matching with a front camera in the prior art.
Furthermore, the light shield 3 is made of metal, so that the ablation of the convex lens 1 on the lens support 2 due to sunlight focusing is effectively prevented, the black spraying treatment is carried out, and stray light generated by reflection of the light shield 3 when the module is lightened is avoided; the light shield 3 is provided with a hole position, which is convenient for positioning with the lens support 2.
Further, the radiator 8 is a cold forging part and is made of pure aluminum, a plurality of needle-shaped radiating columns are arranged at the rear end of the radiator, gaps are formed between every two adjacent radiating columns, the front portion of the radiator 8 is a PCB (printed circuit board) mounting plane and is provided with a positioning column for mounting the LED circuit board 7, the rear portion of the radiator is provided with a fixing point for mounting the fan 9, and further the heat conducting grease layer is arranged between the radiator 8 and the LED circuit board 7, so that heat dissipation is facilitated, a mounting screw hole is formed in the rear side of the radiator 8, the fan 9 is fixed at the rear end of the radiator 8 through screws, heat dissipation is facilitated by the arrangement of the fan 9, the heat dissipation effect is good, heat accumulation is avoided, the headlamp is guaranteed to be in a safe and stable working environment, and the.
The installation process comprises the following steps: after the heat conduction grease is coated on the installation plane of the radiator 8, the LED circuit board 7 is preassembled through the positioning pin of the radiator 8 and fixed through the screw, then the inner lampshade 6 and the LED circuit board 7 are preassembled through the positioning pin on the inner lampshade 6, and then the three are fixed through the screw; the first reflector 4 is fixedly clamped with the second reflector 5 through a clamping pin, is pre-positioned with the inner lamp shade 6 through a positioning pin on the second reflector 5 and is fixed through a screw; the fan 9 is fixed to the rear end of the heat sink 8 by 4 screws; the convex lens 1 and the lens support 2 are assembled through a clamping pin in the lens support and fixed at the front end of the lens support 2; the lens hood 3 is pre-positioned by a positioning pin at the rear part of the lens support 2, and is pre-positioned with the radiator 8 by a positioning pin at the rear end of the lens support 2 and fixed by screws.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a single LED distance light module, includes convex lens (1), lens support (2), lens hood (3), reflector mechanism, interior lamp shade (6), LED circuit board (7) and radiator (8), interior lamp shade (6) and LED circuit board (7) are through the front end of fix with screw at radiator (8), the front end at lens support (2) is fixed to inside callipers foot of convex lens (1) through lens support (2), and reference column pre-installation that lens hood (3) pass through lens support (2) rear portion then fixes on radiator (8), its characterized in that: the reflector mechanism comprises a first reflector (4) and a second reflector (5), the first reflector (4) is clamped on the second reflector (5) and then fixed to the front end of the radiator (8), the front end of the inner lampshade (6) is provided with a convex light emitting surface in a single-row shape with a plurality of corn grains, and the reflector mechanism, the LED circuit board (7), the inner lampshade (6) and the convex lens (1) form an optical system.
2. The single-row LED high beam module according to claim 1, wherein: the LED module is characterized in that the first reflector (4) and the second reflector (5) are injection-molded parts, the first reflector (4) and the second reflector (5) are both partially aluminized, and the first reflector (4) is fixed on the second reflector (5) through a clamping pin and shields a screw in the module and a component on the LED circuit board (7).
3. The single-row LED high beam module according to claim 1, wherein: the rear plane of the convex lens (1) is added with a 1 mm-1 mm microstructure.
4. The single-row LED high beam module according to claim 1, wherein: the LED circuit board (7) is an aluminum substrate, and an LED light source (10) and a connector used for connecting a power supply are arranged on the LED circuit board (7).
5. The single-row LED high beam module according to claim 1, wherein: the light shield (3) is made of metal materials, and black is sprayed on the surface of the light shield (3).
6. The single-row LED high beam module according to claim 1, wherein: radiator (8) are cold forging, many acicular heat dissipation posts have been arranged to radiator (8) rear end, are equipped with the clearance between the adjacent heat dissipation post.
7. The single-row LED high beam module according to claim 6, wherein: and a heat conduction grease layer is arranged between the radiator (8) and the LED circuit board (7).
8. The single-row LED high beam module according to claim 6, wherein: and a fan (9) is fixed on the rear side of the radiator (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910151654.7A CN111623304A (en) | 2019-02-28 | 2019-02-28 | Single-row LED (light-emitting diode) high beam module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910151654.7A CN111623304A (en) | 2019-02-28 | 2019-02-28 | Single-row LED (light-emitting diode) high beam module |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111623304A true CN111623304A (en) | 2020-09-04 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910151654.7A Pending CN111623304A (en) | 2019-02-28 | 2019-02-28 | Single-row LED (light-emitting diode) high beam module |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111623304A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113418173A (en) * | 2021-06-16 | 2021-09-21 | 大茂伟瑞柯车灯有限公司 | A mounting structure that is used for far and near light module lens to rotate into support |
-
2019
- 2019-02-28 CN CN201910151654.7A patent/CN111623304A/en active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113418173A (en) * | 2021-06-16 | 2021-09-21 | 大茂伟瑞柯车灯有限公司 | A mounting structure that is used for far and near light module lens to rotate into support |
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