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CN111189031A - LED lamp light-homogenizing assembly for vehicle - Google Patents

LED lamp light-homogenizing assembly for vehicle Download PDF

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Publication number
CN111189031A
CN111189031A CN202010130950.1A CN202010130950A CN111189031A CN 111189031 A CN111189031 A CN 111189031A CN 202010130950 A CN202010130950 A CN 202010130950A CN 111189031 A CN111189031 A CN 111189031A
Authority
CN
China
Prior art keywords
light guide
assembly
led lamp
guide plate
light
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
CN202010130950.1A
Other languages
Chinese (zh)
Inventor
顾琤瑧
蒋晨阳
叶舒
张晓峰
王树垚
汤晓阳
周诵杰
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.)
HASCO Vision Technology Co Ltd
Original Assignee
HASCO Vision Technology 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 HASCO Vision Technology Co Ltd filed Critical HASCO Vision Technology Co Ltd
Priority to CN202010130950.1A priority Critical patent/CN111189031A/en
Publication of CN111189031A publication Critical patent/CN111189031A/en
Pending legal-status Critical Current

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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
    • F21S41/24—Light guides
    • 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
    • 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
    • F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/10—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source
    • F21S43/13—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source characterised by the type of light source
    • F21S43/14—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
    • F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
    • F21S43/235—Light guides
    • F21S43/236—Light guides characterised by the shape of the light guide
    • F21S43/239—Light guides characterised by the shape of the light guide plate-shaped
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/30—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by reflectors
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
    • F21S43/30—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by reflectors
    • F21S43/33—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by reflectors characterised by their material, surface treatment or coatings
    • 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
    • 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
    • F21V7/00—Reflectors for light sources
    • F21V7/22—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors
    • F21V7/28—Reflectors for light sources characterised by materials, surface treatments or coatings, e.g. dichroic reflectors characterised by coatings
    • 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
    • F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
    • F21V9/40—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters with provision for controlling spectral properties, e.g. colour, or intensity
    • 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
    • F21V2200/00—Use of light guides, e.g. fibre optic devices, in lighting devices or systems
    • F21V2200/20—Use of light guides, e.g. fibre optic devices, in lighting devices or systems of light guides of a generally planar shape
    • 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)
  • Spectroscopy & Molecular Physics (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Optics & Photonics (AREA)
  • Lighting Device Outwards From Vehicle And Optical Signal (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)

Abstract

The invention relates to a light homogenizing component of an LED lamp for a vehicle, which comprises an LED lamp; the LED lamp is arranged on the light guide assembly, and the light guide assembly comprises a light guide plate; the LED lamp is arranged along the edge of the light guide plate, and light rays are emitted from the other side of the light guide plate after being reflected by the back plate assembly. According to the LED lamp dodging component for the vehicle, the dodging effect is achieved through the light guide component and the back plate assembly, different optical structure components are carried on the light guide component and the back plate assembly, different dodging lighting effects are achieved, and different lighting modeling requirements can be achieved through the cooperation of the optical structures; the technical scheme that this application provided can form independent optical unit, is convenient for realize lighting a lamp the figurative variability and the prominent of characteristic, realizes different static color effect, satisfies diversified design requirement better.

Description

LED lamp light-homogenizing assembly for vehicle
Technical Field
The invention relates to the technical field of automobiles, in particular to an automobile LED lamp light-homogenizing assembly.
Background
At present, the LED lamp is widely applied to the car lamp, and due to the functional diversity of the LED lamp, the LED lamp is better applied to various light emitting forms, such as a direct-emitting condenser, a reflection scheme, a light guide and the like. With the continuous development of the technology, more and more automobile lamps need to adopt various uniform light emitting forms to achieve a better lighting effect. The light homogenizing technology commonly used by the LED car lamp at present is to directly light the light guide sheet at the end part by arranging the light guide sheet in the LED lamp, and then realize the homogenization of light rays through internal patterns.
Adopt this kind of light-emitting structure, do not possess independent luminous form, the sense of space is relatively poor, does not possess floated effect simultaneously for even light decorative pattern form is single, can't clearly highlight the molding characteristic.
Disclosure of Invention
Based on this, to the problem that present automobile-used LED lamp even light structure does not possess independent luminous form, and even light form is single, provide a automobile-used LED lamp even light subassembly.
A vehicle LED lamp light homogenizing assembly comprises an LED lamp; the LED lamp is arranged on the light guide assembly, and the light guide assembly comprises a light guide plate; the LED lamp comprises a light guide plate, a back plate assembly, an LED lamp and a light source, wherein the back plate assembly is arranged on one surface of the light guide plate and is attached to the light guide plate, the LED lamp is arranged along the edge of the light guide plate, and light is reflected by the back plate assembly and then is emitted from the other surface of the light guide plate.
Further, the back plate assembly comprises a frame body, and the frame body is attached to the light guide plate.
Further, the back plate assembly further comprises a reflection film, and the reflection film is arranged between the frame body and the light guide plate.
Further, the frame body and/or the reflecting film comprise a coloring layer, and the coloring layer is provided with a pattern formed by one or more colors.
Further, the light guide assembly further comprises a texture layer, and the texture layer is attached to one side, far away from the back plate assembly, of the light guide plate.
Further, the light guide component further comprises a spraying layer, and the spraying layer is arranged on one side, away from the back plate assembly, of the light guide plate.
Furthermore, the upper part of the spraying layer is hollowed to form a light-emitting area, and the light is emitted through the light-emitting area.
Further, the light guide assembly further comprises a discrete layer disposed on a side of the light guide plate away from the backplane assembly.
Further, the discrete layers include a white discrete layer disposed on the light guide plate and a red discrete layer disposed on the white discrete layer.
Further, the light guide plate is made of a red discrete light curtain material.
Furthermore, the light guide plate is made of transparent materials.
According to the LED lamp dodging component for the vehicle, the dodging effect is achieved through the light guide component and the back plate assembly, different optical structure components are carried on the light guide component and the back plate assembly, different dodging lighting effects are achieved, and different lighting modeling requirements can be achieved through the cooperation of the optical structures; the technical scheme that this application provided can form independent optical unit, is convenient for realize lighting a lamp the figurative variability and the prominent of characteristic, realizes different static color effect, satisfies diversified design requirement better.
Various specific structures of the present application, as well as the functions and effects thereof, will be described in further detail below with reference to the accompanying drawings.
Drawings
FIG. 1 is a side view of a LED lamp dodging assembly for a vehicle according to a first embodiment of the present application;
FIG. 2 is a side view of a LED lamp dodging assembly for a vehicle according to a second embodiment of the present application;
fig. 3 is a side view of a vehicle LED lamp dodging assembly according to the fifth embodiment of the present application.
Detailed Description
The technical solutions in the embodiments of the present application will be further clearly and completely described below with reference to the accompanying drawings, but it should be noted that the following embodiments are only some preferred embodiments in the present application, and do not refer to all embodiments covered by the technical solutions of the present application.
It should be noted that when an element is referred to as being "fixed" to another element in the description of the present application, it may be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Fig. 1 shows a side view of a vehicle LED lamp light uniformizing assembly according to a first embodiment of the present application, the vehicle LED lamp light uniformizing assembly includes an LED lamp 1, a light guide assembly 2 and a back plate assembly 3, the LED lamp 1 is disposed on the light guide assembly 2, and meanwhile, a circuit board 4 is disposed at the bottom of the light guide assembly 2, and the LED lamp 1 is controlled by the circuit board 4. The light guide assembly 2 includes a light guide plate 21, and in order to obtain uniform light at the maximum area, the LED lamp 1 is disposed at the edge of the light guide plate 21, emits the light through a light guide aperture in the light guide plate 21, and diffuses through the surface of the light guide plate 21. Further, light guide assembly 2 still includes support 22 and base 23, and support 22 and base 23 set up respectively at the top and the bottom of light guide plate 21, can joint light guide plate 21 on the one hand, and on the other hand can not shelter from light guide plate 21's surface formation, and then has influenced the effect of leaded light.
The back plate assembly 3 is tightly attached to the light guide plate 21 and used for supporting the light guide plate 21, and on the other hand, light emitted by the LED lamp 1 is reflected conveniently, so that the light is changed into uniform light after passing through the light guide plate 21, and the light is emitted out from one surface of the back plate assembly 3 far away from the light guide plate 21. In order to better exert the reflection function of the back plate assembly 3, the back plate assembly 3 comprises a reflection film 31 and a frame body 32, wherein the reflection film 31 is arranged between the frame body 32 and the light guide plate 21 and is used for reflecting light rays; the frame 32 can be matched with the reflecting film 31 to enhance the reflecting effect; meanwhile, the light guide plate 21 can be supported together with the support 22 and the chassis 23.
In the first embodiment, the light guide plate 21 is preferably made of a red discrete light curtain material. The reflective film 31 and the frame 32 include colored layers, and the colored layers have patterns formed by one or more colors, so that different static effects of the light guide plate 21 can be realized by matching with the light guide plate 21, thereby meeting the market diversity requirements, and simultaneously matching with the static and lighting effects of the rest light-emitting surfaces in the lamp. The static effects corresponding to different colors of the reflective film 31 and the frame 32 are different, and can be matched according to the modeling requirement and the static effects of other areas in the lamp, so that diversified static effects are realized. The LED lamp 1 on the wiring board 4 is incident on the light guide plate 21 and is matched with the reflection film 31 and the frame 32 to realize an independent uniform lighting effect in a large area.
The LED lamp light homogenizing assembly for the vehicle can form an independent light emitting unit, and meanwhile, the outline dimension of the light emitting unit can be set according to different modeling requirements; the number of LED lamps is also adjusted to the actual size of the build to meet the uniformity requirements.
Further, in the assembly process of the product, the reflective film 31 and the frame 32 may be preferably mounted to form the backplane assembly 3, and the mounting manner includes but is not limited to a plurality of manners such as hot-stamping welding, laser welding, clamping and the like; then, the light guide plate 21, the bracket 22 and the base 23 are installed to form the light guide assembly 2, and the installation mode includes but is not limited to various installation modes such as hot-stamping welding, laser welding, clamping, screw connection and the like; then, the assembled and molded light guide component 2 and the back plate assembly 3 are installed in a plurality of ways including, but not limited to, hot welding, laser welding, clamping, screw connection and the like; and finally, on the basis, the circuit board 4 containing the LED lamp 1 is arranged at the bottom of the structure, and specifically, the structure comprises but is not limited to various modes such as hot-stamping welding, laser welding, clamping, screw connection and the like.
It should be noted that the above manner is only a preferred assembly manner of the embodiments provided in the present application, and does not mean that the LED lamp dodging assembly for a vehicle provided in the present application can be assembled only in the above sequence, and a person skilled in the art can reasonably plan the assembly sequence and the assembly form according to the actual needs of the person skilled in the art so as to implement the technical solution provided in the present application.
Fig. 2 is a side view of the LED lamp dodging component for a vehicle according to the second embodiment of the present application, which is different from the first embodiment in that the reflective film 31 in the back plate assembly 3 of the first embodiment is partially omitted from the back plate assembly 3 of the LED lamp dodging component for a vehicle according to the second embodiment. In the second embodiment, the back plate assembly 3 is composed of a frame 32, the frame 32 includes a colored layer, the colored layer has a pattern formed by one or more colors, and the colored layer is used for matching with the light guide plate 21 to realize different static effects of the light guide plate 21, thereby satisfying the lighting diversity requirement, and simultaneously matching with the static and lighting effects of the rest light emitting surfaces in the lamp. The LED lamp 1 on the wiring board 4 is incident on the light guide plate 21 and is matched with the housing 32 to achieve an independent, large-area, uniform lighting effect.
The LED lamp light homogenizing assembly for the vehicle provided by the embodiment can form an independent light emitting unit, and the external dimensions of the light emitting unit can be set according to different modeling requirements; the number of LED lamps is also adjusted to the actual size of the build to meet the uniformity requirements.
In the second embodiment, in the assembly process, the light guide plate 21, the bracket 22 and the base 23 are first mounted to form the light guide assembly 2, and the mounting manner includes, but is not limited to, a plurality of mounting manners such as hot welding, laser welding, clamping, screw connection and the like; then, the frame body 32 and the light guide assembly 2 are installed in various manners including, but not limited to, hot welding, laser welding, clamping, screw connection and the like; finally, on the basis of the assembly, the circuit board 4 comprising the LED lamp 1 is installed on the assembly basis in a plurality of ways including but not limited to hot-stamping welding, laser welding, clamping, screw connection and the like.
Further, on the basis of the first embodiment and the second embodiment, a third embodiment of the light uniformizing assembly for the LED lamp for the vehicle is provided, and the difference between the third embodiment and the first embodiment and the second embodiment is that a texture layer is added to a surface of the light guide plate 21 on a side away from the back plate assembly 3, and the texture layer includes various optical patterns. Through increasing various optical patterns, can increase luminous characteristic face on the even light effect basis of the even light subassembly of automobile-used LED lamp that this application provided, highlight luminescence unit's uniqueness through different light emitting surfaces.
The assembly process of the third embodiment can refer to the manner provided in the first and second embodiments, and will not be described in detail herein. The skilled person can select a suitable mounting sequence and mounting manner according to the actual process conditions.
Further, on the basis of the first embodiment and the second embodiment, a fourth embodiment of an LED lamp light-homogenizing assembly for a vehicle is provided, where the fourth embodiment is different from the first embodiment and the second embodiment in that a sprayed layer is added to an outer surface of the light guide plate 21 on a side away from the back plate assembly 3, and the sprayed layer includes, but is not limited to, various paints sprayed on an outer surface of the light guide plate 21. In addition, the upper part of the spraying layer is hollowed to form a light-emitting area, and light is emitted from the light-emitting area. The specific implementation method is that laser etching is carried out on the basis of the spraying layer, so that part of paint on the spraying layer is removed, a light-emitting area is formed, and patterns of the light-emitting area can be designed according to different requirements. Because the spraying layer on the outer surface of the light guide plate 21 produces a shielding effect on light, the outer surface of a spraying area basically has no luminous surface, the paint on the outer surface of the light guide plate 21 is removed through a laser etching process, a specific area emits light, laser etching can be carried out according to different patterns, textures of different styles are formed, the luminous modeling effect can be randomly set according to needs, diversified demands can be met, and the uniqueness of a luminous unit is further highlighted.
The assembly process of the fourth embodiment can also refer to the manner provided in the first and second embodiments, and will not be described in detail herein. The skilled person can select a suitable mounting sequence and mounting manner according to the actual process conditions.
Fig. 3 is a side view of a vehicle LED lamp dodging assembly according to a fifth embodiment of the present invention, which is different from the first embodiment in that a discrete layer is disposed on an outer surface of a side of the light guide plate 21 away from the back plate assembly 3, so as to soften light. The discrete layers provided in the fifth embodiment include the white discrete layer 5 and the red discrete layer 6, the white discrete layer 5 is disposed on the outer surface of the light guide plate 21, the red discrete layer 6 is disposed on the white discrete layer 5, and after the light rays sequentially pass through the light guide plate 21, the white discrete layer 5, and the red discrete layer 6, a more uniform lighting effect can be achieved.
In the fifth embodiment, the light guide plate 21 is preferably made of a red discrete light curtain material. The reflective film 31 and the frame 32 include colored layers thereon, and the colored layers include patterns formed by one or more colors for matching with the light guide plate 21 to realize different static effects of the light guide plate 21, thereby satisfying the market diversity requirement and simultaneously matching with the static and lighting effects of the rest light-emitting surfaces in the lamp. The static effects corresponding to different colors of the reflective film 31 and the frame 32 are different, and can be matched according to the modeling requirement and the static effects of other areas in the lamp, so that diversified static effects are realized. The LED lamp 1 on the wiring board 4 is incident on the light guide plate 21 and is matched with the reflection film 31 and the frame 32 to realize an independent uniform lighting effect in a large area.
The LED lamp light homogenizing assembly for the vehicle can form an independent light emitting unit, and meanwhile, the outline dimension of the light emitting unit can be set according to different modeling requirements; the number of LED lamps is also adjusted to the actual size of the build to meet the uniformity requirements.
The LED lamp light uniformizing assembly for the vehicle provided by the fifth embodiment is to firstly assemble the white discrete layer 5 and the red discrete layer 6 with the light guide plate 21, wherein the assembly manner includes, but is not limited to, hot stamping welding or laser welding; then, assembling the reflective film 31 and the frame 32 to form the back plate assembly 3, wherein the assembling mode includes but is not limited to hot welding, laser welding, clamping and the like; then, the light guide plate 21 including the white discrete layer 5 and the red discrete layer 6 is assembled with the bracket 22 and the base 23 to form the light guide assembly 2, wherein the assembly mode includes but is not limited to various installation modes such as hot-stamping welding, laser welding, clamping connection, screw connection and the like; and finally, on the basis, the circuit board 4 containing the LED lamp 1 is arranged at the bottom of the structure, and specifically, the structure comprises but is not limited to various modes such as hot-stamping welding, laser welding, clamping, screw connection and the like.
Based on the idea of the fifth embodiment, a sixth embodiment of the light uniformizing assembly for the LED lamp for the vehicle is provided, that is, in addition to the fifth embodiment, the red discrete layer 6 is removed, only the white discrete layer 5 is remained, the white discrete layer 5 is disposed on the outer surface of the light guide plate 21, and the light passes through the light guide plate 21 and the white discrete layer 5 in sequence, so that a relatively uniform lighting effect can be formed.
Meanwhile, based on the concepts of the second embodiment and the fifth embodiment, the technical solution provided by the present application can also be implemented by removing the reflective film 31 in the fifth embodiment. Therefore, a person skilled in the art can select a suitable combination mode according to actual working requirements and cost considerations to realize a more suitable light uniformizing effect.
The light guide plate 21 provided in the present application is preferably made of a red discrete light curtain material, and the composition material is a transparent material, but the present application is not limited to the light guide plate 21 in the above form, and other types of light guide plates 21 are allowed by the present application as long as the technical solution of the present application can be implemented.
According to the LED lamp dodging component for the vehicle, the dodging effect is achieved through the light guide component and the back plate assembly, different optical structure components are carried on the light guide component and the back plate assembly, different dodging lighting effects are achieved, and different lighting modeling requirements can be achieved through the cooperation of the optical structures; the technical scheme that this application provided can form independent optical unit, is convenient for realize lighting a lamp the figurative variability and the prominent of characteristic, realizes different static color effect, satisfies diversified design requirement better.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (11)

1. The utility model provides a dodging subassembly of automobile-used LED lamp which characterized in that includes:
an LED lamp;
the LED lamp is arranged on the light guide assembly, and the light guide assembly comprises a light guide plate;
the LED lamp comprises a light guide plate, a back plate assembly, an LED lamp and a light source, wherein the back plate assembly is arranged on one surface of the light guide plate and is attached to the light guide plate, the LED lamp is arranged along the edge of the light guide plate, and light is reflected by the back plate assembly and then is emitted from the other surface of the light guide plate.
2. The LED lamp dodging assembly for the vehicle as claimed in claim 1, wherein the back plate assembly comprises a frame body, and the frame body is attached to the light guide plate.
3. The LED lamp dodging assembly for the vehicle as claimed in claim 2, wherein the back plate assembly further comprises a reflective film, and the reflective film is disposed between the frame body and the light guide plate.
4. The LED lamp dodging assembly for the vehicle as claimed in claim 2 or 3, wherein the frame body and/or the reflecting film comprise a coloring layer thereon, and the coloring layer is provided with a pattern formed by one or more colors.
5. The LED lamp dodging assembly for the vehicle as claimed in claim 1 or 2, wherein the light guide assembly further comprises a texture layer attached to a side of the light guide plate away from the back plate assembly.
6. The LED lamp dodging assembly for the vehicle as claimed in claim 1 or 2, wherein the light guide assembly further comprises a sprayed layer, and the sprayed layer is arranged on one side of the light guide plate, which is far away from the back plate assembly.
7. The LED lamp dodging assembly for the vehicle as claimed in claim 6, wherein a light emitting area is formed in the upper portion of the spraying layer in a hollowed-out mode, and the light is emitted through the light emitting area.
8. The LED lamp dodging assembly for the vehicle as claimed in claim 1 or 2, wherein the light guide assembly further comprises a discrete layer disposed on a side of the light guide plate away from the back plate assembly.
9. The vehicular LED lamp dodging assembly of claim 8, wherein the discrete layers comprise a white discrete layer disposed on the light guide plate and a red discrete layer disposed on the white discrete layer.
10. The LED lamp dodging assembly for the vehicle as claimed in claim 1 or 2, wherein the light guide plate is made of a red discrete light curtain material.
11. The LED lamp dodging assembly for the vehicle as claimed in claim 10, wherein the light guide plate is made of a transparent material.
CN202010130950.1A 2020-02-28 2020-02-28 LED lamp light-homogenizing assembly for vehicle Pending CN111189031A (en)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109027948A (en) * 2018-09-12 2018-12-18 华域视觉科技(上海)有限公司 Light guide sheet, automobile lamp and automobile
CN112032667A (en) * 2020-09-01 2020-12-04 吉林东光车灯有限公司 Light curtain system and lighting lamp

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201407553Y (en) * 2009-04-20 2010-02-17 陈向荣 LED lighting device
CN109882799A (en) * 2019-02-11 2019-06-14 华域视觉科技(上海)有限公司 The optical system of evenly luminous effect is realized for the stereo luminous face of lamps and lanterns signal lamp
CN211450755U (en) * 2020-02-28 2020-09-08 华域视觉科技(上海)有限公司 LED lamp light-homogenizing assembly for vehicle

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201407553Y (en) * 2009-04-20 2010-02-17 陈向荣 LED lighting device
CN109882799A (en) * 2019-02-11 2019-06-14 华域视觉科技(上海)有限公司 The optical system of evenly luminous effect is realized for the stereo luminous face of lamps and lanterns signal lamp
CN211450755U (en) * 2020-02-28 2020-09-08 华域视觉科技(上海)有限公司 LED lamp light-homogenizing assembly for vehicle

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109027948A (en) * 2018-09-12 2018-12-18 华域视觉科技(上海)有限公司 Light guide sheet, automobile lamp and automobile
CN112032667A (en) * 2020-09-01 2020-12-04 吉林东光车灯有限公司 Light curtain system and lighting lamp

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