CN114543041A - Single-row LED (light-emitting diode) high beam module - Google Patents

Single-row LED (light-emitting diode) high beam module Download PDF

Info

Publication number
CN114543041A
CN114543041A CN202011347435.5A CN202011347435A CN114543041A CN 114543041 A CN114543041 A CN 114543041A CN 202011347435 A CN202011347435 A CN 202011347435A CN 114543041 A CN114543041 A CN 114543041A
Authority
CN
China
Prior art keywords
lens
radiator
circuit board
led
high beam
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202011347435.5A
Other languages
Chinese (zh)
Inventor
陆春艳
包国栋
严帅
黄佳佳
王缘
陆飞跃
仓健
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Changzhou Xingyu Automotive Lighting Systems Co Ltd
Original Assignee
Changzhou Xingyu Automotive Lighting Systems Co Ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Changzhou Xingyu Automotive Lighting Systems Co Ltd filed Critical Changzhou Xingyu Automotive Lighting Systems Co Ltd
Priority to CN202011347435.5A priority Critical patent/CN114543041A/en
Publication of CN114543041A publication Critical patent/CN114543041A/en
Pending legal-status Critical Current

Links

Images

Classifications

    • 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]
    • 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
    • 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
    • F21S41/37—Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by reflectors characterised by their material, surface treatment or coatings
    • 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
    • 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
    • F21S45/48—Passive cooling, e.g. using fins, thermal conductive elements or openings with means for conducting heat from the inside to the outside of the lighting devices, e.g. with fins on the outer surface of the lighting device
    • 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
    • F21W2102/00—Exterior vehicle lighting devices for illuminating purposes
    • F21W2102/10—Arrangement or contour of the emitted light
    • F21W2102/13—Arrangement or contour of the emitted light for high-beam region or low-beam region
    • 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
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
    • F21Y2115/00—Light-generating elements of semiconductor light sources
    • F21Y2115/10—Light-emitting diodes [LED]

Landscapes

  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)

Abstract

The invention relates to a single-row LED (light-emitting diode) high beam module, which comprises a convex lens, a lens support, a lens hood, an inner lamp shade, an LED circuit board and a radiator, wherein the inner lamp shade 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 support through a clamping pin in the lens support, the lens hood is fixed on the radiator through a positioning column at the rear part of the lens support, a reflecting structure is arranged on the inner lamp shade, and the inner lamp shade, the LED circuit board and the convex lens form a light system. The invention has simple structure, greatly reduces the number of module components, can greatly improve the height and the brightness of far light by the inner lampshade with a reflection structure, improves the efficiency, and simultaneously weakens the light and shade boundary among pixels by the irregular spherical particles of the inner lampshade. A plurality of optical functions of reflection and refraction of light are realized in the single part of the inner lampshade, so that the number of parts is reduced, the assembly precision of the parts is improved, and the optical precision of the whole module is improved.

Description

Single-row LED (light-emitting diode) high beam module
Technical Field
The invention belongs to the technical field of automobile lamps, and particularly relates to a single-row LED (light-emitting diode) 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. Matrix LED headlight is that many LED arrays arrange, under the cooperation of leading camera, by the bright dark change of system automatic control every LED, forms the dark space in specific area, avoids the influence of high beam to other vehicles on the road.
Disclosure of Invention
The invention provides a single-row LED (light-emitting diode) high beam module, aiming at solving the problems that a high beam lamp in the prior art can cause dazzling and bring potential safety hazards of driving, and the single-row LED high beam module comprises a convex lens, a lens support, a light shield, 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 support through a clamping pin in the lens support, the light shield is fixed on the radiator through a positioning column at the rear part of the lens support, a reflection structure is arranged on the inner lamp cover, and the inner lamp cover, the LED circuit board and the convex lens form a light system.
Preferably, the reflecting structure includes a condenser and reflecting surfaces disposed at both sides of the inner cover. The reflecting structure greatly improves the height and the brightness of the far light and improves the efficiency. Meanwhile, the light and shade boundaries among the pixels are weakened through the condenser of the inner lampshade.
Further, the reflecting surface is provided with aluminum plating. Aluminizing reflects light, and the utilization rate of the light is improved.
Preferably, the radiator comprises a plurality of sheet-shaped radiating columns, and a gap is formed between every two adjacent radiating columns. The clearance is used for dispelling the heat, improves the radiating effect.
Further, the LED circuit board is an aluminum substrate, a connector and an LED light source are arranged on the LED circuit board, and the connector is used for connecting a power supply.
Preferably, the light shield is made of metal. The lens hood effectively avoids the phenomenon that the lens bracket is ablated by the sunlight focusing of the convex lens, the surface is subjected to black spraying treatment, and stray light generated by the reflection of the lens hood when the module is lightened is avoided.
Further, a heat conducting grease layer is arranged between the radiator and the LED circuit board. The heat conduction grease layer is used for heat dissipation, and the heat dissipation effect is improved.
Preferably, the radiator further comprises a fan fixed to a rear end of the radiator. The fan ensures that heat is smoothly discharged, has good heat dissipation effect, does not accumulate heat, and ensures that the headlamp is in a safe and stable working environment, thereby prolonging the service life of the headlamp and improving the driving safety.
Furthermore, a pattern structure is arranged at one end, close to the lens support, of the convex lens. The pattern structure diffuses light, and the luminous efficiency is improved.
Has the beneficial effects that: 1. the invention has simple structure, greatly reduces the number of module parts, can greatly improve the height and the brightness of far light by the inner lampshade with a reflection structure, improves the efficiency, and simultaneously weakens the light and shade boundary among pixels by the irregular spherical particles of the inner lampshade. A plurality of optical functions of reflection and refraction of light are realized in the single part of the inner lampshade, so that the number of parts is reduced, the assembly precision of the parts is improved, and the optical precision of the whole module is improved.
2. The invention realizes a plurality of subareas, avoids dazzling pedestrians or drivers in opposite directions, and effectively reduces traffic accidents at night.
3. 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 view of the overall structure of the present invention;
FIG. 2 is a light path diagram of the present invention;
FIG. 3 is a schematic view of a convex lens structure according to the present invention;
FIG. 4 is a schematic view of the inner lampshade of the present invention;
in the figure: 1. a convex lens; 2. a lens holder; 3. a light shield; 4. an inner lampshade; 5. an LED circuit board; 6. a heat sink; 7. a fan; 8. clamping a pin; 9. a connector assembly; 10. an LED light source; 11. a reflective surface; 12. a condenser; 13. a heat-dissipating column; 14. and (5) a pattern structure.
Detailed Description
In order to make the technical solutions of the present invention better understood, 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.
Reference herein to "one embodiment" or "an embodiment" means that a particular feature, structure, or characteristic may be included in at least one implementation of the invention. In the description of the present invention, it is to be understood that the terms "upper", "top", "bottom", and the like refer to orientations or positional relationships based on orientations or positional relationships shown in the drawings, which are used for convenience in describing the present invention and to simplify the description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed in a particular orientation, and be operated in a particular orientation, and thus, are not to be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. Moreover, the terms "first," "second," and the like are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used is interchangeable under appropriate circumstances such that the embodiments of the invention described herein are capable of operation in sequences other than those illustrated or described herein.
Example 1
The utility model provides a single LED distance light module, includes convex lens 1, lens support 2, lens hood 3, interior lamp shade 4, LED circuit board 5 and radiator 6, interior lamp shade 4 with LED circuit board 5 passes through the fix with screw is in the front end of radiator 6, convex lens 1 passes through card foot 8 in the lens support 2 is fixed the front end of lens support 2, lens hood 3 passes through the reference column at 2 rear portions of lens support is fixed on the radiator 6, be equipped with reflective structure on the interior lamp shade 4, LED circuit board 5 and convex lens 1 have constituteed optical system.
The reflecting structure comprises a condenser 12 and reflecting surfaces 11 arranged at two sides of the inner lampshade 4. The reflecting structure greatly improves the height and the brightness of the far light and improves the efficiency. Meanwhile, the light and shade boundary between each pixel is weakened through the condenser 12 of the inner lampshade 4.
The reflecting surface 11 is aluminized. Aluminizing reflects light, and the utilization rate of the light is improved.
The radiator 6 comprises a plurality of sheet-shaped radiating columns 13, and a gap is formed between every two adjacent radiating columns 13. The clearance is used for dispelling the heat, improves the radiating effect.
The LED circuit board 5 is an aluminum substrate, a connector 9 and an LED light source 10 are arranged on the LED circuit board 5, and the connector 9 is used for connecting a power supply.
The light shield 3 is made of metal. The lens hood 3 effectively avoids the phenomenon that the lens bracket 2 is ablated by the sunlight focusing of the convex lens 1, the surface is subjected to black spraying treatment, and stray light generated by the reflection of the lens hood 3 when the module is lightened is avoided.
And a heat conduction grease layer is arranged between the radiator 6 and the LED circuit board 5. The heat conduction grease layer is used for heat dissipation, and the heat dissipation effect is improved.
The fan 7 is further included, and the fan 7 is fixed to the rear end of the heat sink 6. The fan 7 ensures that heat is smoothly discharged, has a good heat dissipation effect, does not accumulate heat, and ensures that the headlamp is in a safe and stable working environment, thereby prolonging the service life of the headlamp and improving the driving safety.
One end of the convex lens 1 close to the lens support 2 is provided with a pattern structure 14. The pattern structure 14 diffuses light, improving luminous efficiency.
The working principle is as follows: after the heat conduction grease is coated between the radiator 6 and the LED circuit board 5, the LED circuit board 5 is preassembled through the positioning pin of the radiator 6 and fixed through the screw, then the inner lampshade 4 and the LED circuit board 5 are preassembled through the positioning pin on the inner lampshade 4, and then the three are fixed through the screw; the fan 7 is fixed to the rear end of the heat sink 6 by screws; the convex lens 1 and the lens support 2 are assembled through a clamping pin 8 in the lens support 2 and fixed at the front end of the lens support 2; the lens hood 3 is pre-positioned through a positioning column at the rear part of the lens support 2, and then is pre-positioned with the radiator 6 through the positioning column at the rear end of the lens support 2 and fixed through screws.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims (9)

1. The utility model provides a single LED distance light module, includes convex lens (1), lens support (2), lens hood (3), interior lamp shade (4), LED circuit board (5) and radiator (6), interior lamp shade (4) with LED circuit board (5) are fixed through the screw the front end of radiator (6), convex lens (1) pass through card foot (8) in lens support (2) are fixed the front end of lens support (2), lens hood (3) pass through the reference column at lens support (2) rear portion is fixed on radiator (6), its characterized in that: be equipped with reflection configuration on interior lamp shade (4), LED circuit board (5) and convex lens (1) have constituteed light system.
2. The single-row LED high beam module according to claim 1, wherein: the reflecting structure comprises a condenser (12) and reflecting surfaces (11) arranged on two sides of the inner lampshade (4).
3. The single-row LED high beam module as set forth in claim 2, wherein: the reflecting surface (11) is aluminized.
4. The single-row LED high beam module according to claim 1, wherein: the radiator (6) comprises a plurality of sheet-shaped radiating columns (13), and a gap is formed between every two adjacent radiating columns (13).
5. The single-row LED high beam module according to claim 1, wherein: the LED light source module is characterized in that the LED circuit board (5) is an aluminum substrate, a connector (9) and an LED light source (10) are arranged on the LED circuit board (5), and the connector (9) is used for being connected with a power supply.
6. The single-row LED high beam module according to claim 1, wherein: the light shield (3) is made of metal.
7. The single-row LED high beam module according to claim 1, wherein: and a heat conduction grease layer is arranged between the radiator (6) and the LED circuit board (5).
8. The single-row LED high beam module according to claim 1, wherein: the fan (7) is further included, and the fan (7) is fixed to the rear end of the radiator (6).
9. The single-row LED high beam module according to claim 1, wherein: and a pattern structure (14) is arranged at one end of the convex lens (1) close to the lens support (2).
CN202011347435.5A 2020-11-26 2020-11-26 Single-row LED (light-emitting diode) high beam module Pending CN114543041A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011347435.5A CN114543041A (en) 2020-11-26 2020-11-26 Single-row LED (light-emitting diode) high beam module

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011347435.5A CN114543041A (en) 2020-11-26 2020-11-26 Single-row LED (light-emitting diode) high beam module

Publications (1)

Publication Number Publication Date
CN114543041A true CN114543041A (en) 2022-05-27

Family

ID=81659076

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202011347435.5A Pending CN114543041A (en) 2020-11-26 2020-11-26 Single-row LED (light-emitting diode) high beam module

Country Status (1)

Country Link
CN (1) CN114543041A (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115236925A (en) * 2022-08-01 2022-10-25 常州星宇车灯股份有限公司 Holographic projection lighting structure for vehicle

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN115236925A (en) * 2022-08-01 2022-10-25 常州星宇车灯股份有限公司 Holographic projection lighting structure for vehicle
CN115236925B (en) * 2022-08-01 2024-04-26 常州星宇车灯股份有限公司 Holographic projection lighting structure for vehicle

Similar Documents

Publication Publication Date Title
CN102032516B (en) Vehicle headlamp
US7789545B2 (en) Vehicle headlight assembly
CN210568141U (en) Far and near light integrated car lamp module, car lamp and vehicle
CN213577285U (en) Single-row LED (light-emitting diode) high beam module
CN111623308A (en) LED double-light module
CN102330936A (en) Projection-type light emitting diode (LED) vehicle dipped headlight
CN114543041A (en) Single-row LED (light-emitting diode) high beam module
CN109357235A (en) A kind of matrix lamp system based on flip LED white chip
CN209415340U (en) A kind of bis- optical mode groups of LED
KR101375245B1 (en) Automotive head lamp
TWM587725U (en) Illuminating device
CN210532285U (en) Automobile headlamp convenient for heat dissipation
CN111623304A (en) Single-row LED (light-emitting diode) high beam module
CN213577282U (en) LED double-light module with self-adaptive function
CN209415336U (en) A kind of single LED distance light mould group
CN109812769B (en) LED car lamp and high beam module thereof
CN111609374A (en) LED headlamp high beam module
CN207778299U (en) A kind of LED distance light lens module
CN216244083U (en) Multi-light source car lamp lighting system
CN216897116U (en) Self-adaptive lighting device
CN218268860U (en) New energy automobile matrix double-light lens headlamp
CN112413530A (en) Miniature car light module
CN220355224U (en) Automobile headlamp and automobile
CN217273896U (en) Ellipsoidal light module with softened double light gradients
CN216307679U (en) Integrated matrix laser double-optical-lens automobile lamp

Legal Events

Date Code Title Description
PB01 Publication
PB01 Publication
SE01 Entry into force of request for substantive examination
SE01 Entry into force of request for substantive examination