CN110887008A - Light guide assembly of light-splitting engine - Google Patents

Light guide assembly of light-splitting engine Download PDF

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Publication number
CN110887008A
CN110887008A CN201811043531.3A CN201811043531A CN110887008A CN 110887008 A CN110887008 A CN 110887008A CN 201811043531 A CN201811043531 A CN 201811043531A CN 110887008 A CN110887008 A CN 110887008A
Authority
CN
China
Prior art keywords
light guide
light
guide assembly
assembly
guides
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
CN201811043531.3A
Other languages
Chinese (zh)
Inventor
李朝晖
田佳
仇恒坦
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 CN201811043531.3A priority Critical patent/CN110887008A/en
Publication of CN110887008A publication Critical patent/CN110887008A/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
    • 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
    • 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
    • F21S43/249—Light guides with two or more light sources being coupled into the light guide
    • 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
    • F21V23/04—Arrangement of electric circuit elements in or on lighting devices the elements being switches
    • F21V23/0442—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors
    • F21V23/0471—Arrangement of electric circuit elements in or on lighting devices the elements being switches activated by means of a sensor, e.g. motion or photodetectors the sensor detecting the proximity, the presence or the movement of an object or a person
    • 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]

Abstract

The invention relates to the technical field of vehicle lamps, in particular to a light guide assembly of a light division engine, which comprises a light guide shell, a light guide assembly, LED lamp beads and an LED circuit board, wherein the light guide assembly is arranged in the light guide shell, the light guide shell is fixed on the LED circuit board through bolts, the light guide assembly comprises a middle light guide, two inner light guides and two outer light guides, the two inner light guides are symmetrically distributed at two sides of the middle light guide, the two outer light guides are distributed at the outer sides of the inner light guides and are symmetrical relative to the middle light guide, the LED lamp beads are arranged on the LED circuit board, and the LED lamp beads are distributed at the light inlet of each light guide in the light guide assembly.

Description

Light guide assembly of light-splitting engine
Technical Field
The invention relates to the technical field of vehicle lamps, in particular to a light guide assembly of a light division engine.
Background
The light guide means a light guide member that transmits light mainly by total reflection, and the light guide member is widely used in many fields of light illumination because the light guide member transmits light mainly by total reflection, and the light guide member has high optical efficiency and small light loss.
Taking an automobile lamp as an example, each group of light beams need one corresponding light guide for light transmission, five light guides need to be installed in the automobile lamp for the light beams with different colors, and the number of matched installation parts is increased along with the increase of the number of the light guides in the lamp, so that the structure of the lamp is more and more complex, and the design and manufacturing cost is greatly increased.
Disclosure of Invention
The invention aims to provide a light guide assembly of a light division engine, which aims to solve the problems of complex internal structure and high design and manufacturing cost of a car lamp in the prior art.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a light guide assembly of optical partition engine, includes light guide shell, light guide combination, LED lamp pearl and LED circuit board, the light guide combination is installed inside the light guide shell, the light guide shell passes through the bolt fastening on the LED circuit board, the light guide combination includes a middle part light guide, two inboard light guides and two outside light guides, and two inboard light guide symmetric distributions are in middle part light guide both sides, and two outside light guides distribute in the outside of inboard light guide and relative middle part light guide symmetry, the LED lamp pearl is installed on the LED circuit board, the light inlet department of every light guide of LED lamp pearl distribution in the light guide combination.
Preferably, the middle light guide is I-shaped, the inner light guide is Y-shaped, and the outer light guide is S-shaped.
Preferably, the light inlets of each light guide in the light guide combination are distributed in parallel.
Preferably, the inner light guide has two light inlets.
Preferably, 3-5 LED lamp beads are placed at the light inlet of each light guide in the light guide combination.
Preferably, infrared particles are placed at the light inlet of the light guide in the light guide combination.
Preferably, a surface of each light guide in the light guide combination is plated with aluminum.
Preferably, the light outlets of each light guide in the light guide combination are the same in size and are arranged side by side.
Compared with the prior art, the invention has the beneficial effects that: this application is through setting up a plurality of light guides in a light guide assembly inside, and inside a car light, only a light guide assembly just can realize the propagation of the light beam of a plurality of different colours, has simplified lamps and lanterns inner structure greatly, has saved lamps and lanterns space, makes lamps and lanterns develop to the miniaturization.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a partial schematic structural view of the present invention;
FIG. 3 is a block diagram of a middle light guide in the present invention;
FIG. 4 is a block diagram of an inner light guide in the present invention;
FIG. 5 is a structural view of an outer light guide in the present invention;
FIG. 6 is a view of the installation structure of the LED lamp bead of the present invention.
In the figure: 1. the LED light guide comprises an outer light guide body, a middle light guide body, an inner light guide body, a light guide shell, an infrared particle, a green LED particle, a light guide shell and an LED circuit board, wherein the outer light guide body comprises 2 parts of a middle light guide body, 3 parts of an inner light guide body, 4 parts of a red LED particle, 5 parts of an infrared particle.
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. 1-6, the present invention provides a technical solution: a light guide assembly of an optical partition engine comprises a light guide shell 8, a light guide assembly, LED lamp beads and an LED circuit board 9, wherein the light guide assembly is installed inside the light guide shell 8, in order to facilitate installation, the light guide shell 8 is divided into two parts which are connected together through bolts, the light guide shell 8 is fixed on the LED circuit board 9 through bolts, the light guide assembly comprises a middle light guide 2, two inner light guides 3 and two outer light guides 1, the two inner light guides 3 are symmetrically distributed at two sides of the middle light guide 2, the two outer light guides 1 are distributed at the outer sides of the inner light guides 3 and are symmetrical relative to the middle light guide 2, the LED lamp beads are installed on the LED circuit board 9, the LED lamp beads are distributed at the light inlet of each light guide in the light guide assembly, in the embodiment, the light guide assembly is formed by placing 5 light guides side by side, and finally 5 light, the light guide assembly can realize the transmission of a plurality of light beams with different colors, greatly simplifies the internal structure of the lamp, saves the space of the lamp and leads the lamp to develop towards miniaturization.
Further, the middle light guide 2 is I-shaped, the inner light guide 3 is Y-shaped, the outer light guide 1 is S-shaped, the middle light guide 2 and the outer light guide 1 are symmetrical with respect to themselves, the light outlets and the light inlets of the middle light guide 2 and the outer light guide 1 can be interchanged, the bifurcated end of the inner light guide 3 is a light inlet, and the other end is a light outlet, so that the inner light guide 3 has two light inlets which are equal in size and symmetrical to each other, and in this embodiment, the light inlets of 5 light guides are distributed in parallel.
Furthermore, 3-5 LED lamp beads are placed at the light inlet of each light guide in the light guide combination, the colors of the LED lamp beads can be not completely the same, and all the LED lamp beads are centrosymmetric relative to the middle light guide 2, namely the LED lamp beads are placed after rotating 180 degrees, so that the light distribution is not influenced.
Further, infrared particles 5 can be placed in the center of the light inlet of the light guide in the light guide combination, and the infrared particles 5 can be used for detecting information such as road vehicles or obstacles.
Specifically, as shown in fig. 6, in this embodiment, one infrared particle 5 is placed at the center of the light inlet of each light guide, and four green LED particles 6 are further arranged at the light inlet of the middle light guide 2, and are symmetrically arranged on two sides of the infrared particle 5; four red LED particles 4 are also arranged at the light inlet of one of the outer side light guides 1, and the four red LED particles 4 are symmetrically arranged on two sides of the infrared particle 5 in pairs; four yellow LED particles 7 are also arranged at the light inlet of the other outer side light guide 1, and the four yellow LED particles 7 are symmetrically arranged on two sides of the infrared particles 5 in pairs; two red LED particles 4 are respectively arranged at two light inlets of one inner side light guide 3, and the two red LED particles 4 are distributed on two sides of the infrared particles 5; two light inlets of the other inner side light guide 3 are respectively provided with two yellow LED particles 7, and the two yellow LED particles 7 are distributed on two sides of the infrared particles 5. In specific configuration, light sources with different colors can be configured according to requirements.
Preferably, the surface of each light guide in the light guide assembly is aluminized to prevent light from passing between the light guides.
Preferably, the light outlets of each light guide in the light guide combination are the same size and are arranged side by side.
The application provides a light guide assembly of light subregion engine, inside has a plurality of light guides, can propagate a plurality of light beams, only installs a light guide assembly and just can realize the propagation of the light beam of a plurality of different colours, need not install every light guide separately, has simplified the inside structure of lamps and lanterns greatly, has saved the lamps and lanterns space.
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 light guide assembly of optical partition engine, includes light guide shell (8), light guide combination, LED lamp pearl and LED circuit board (9), its characterized in that: the utility model discloses a LED light guide assembly, including light guide shell (8), light guide shell (8) are installed inside light guide shell (8), light guide shell (8) are fixed on LED circuit board (9) through the bolt, the light guide assembly includes one middle part light guide (2), two inboard light guides (3) and two outside light guides (1), and two inboard light guides (3) symmetric distribution are in middle part light guide (2) both sides, and two outside light guides (1) distribute in the outside of inboard light guide (3) and relative middle part light guide (2) symmetry, LED lamp pearl is installed on LED circuit board (9), LED lamp pearl distributes in the light guide assembly the light entrance department of every light guide.
2. A light guide assembly for a light sorting engine as recited in claim 1, wherein: the middle light guide (2) is I-shaped, the inner light guide (3) is Y-shaped, and the outer light guide (1) is S-shaped.
3. A light guide assembly for a light sorting engine as recited in claim 1, wherein: the light inlets of each light guide in the light guide combination are distributed in parallel.
4. A light guide assembly for a light sorting engine as recited in claim 3, wherein: the inner light guide (3) has two light inlets.
5. A light guide assembly for a light sorting engine as recited in claim 1, wherein: 3-5 LED lamp beads are placed at the light inlet of each light guide in the light guide combination.
6. A light guide assembly for a light sorting engine as recited in claim 5, wherein: and infrared particles (5) are placed at the light inlet of the light guide in the light guide combination.
7. A light guide assembly for a light sorting engine as recited in claim 1, wherein: the surface of each light guide in the light guide combination is aluminized.
8. A light guide assembly for a light sorting engine as recited in claim 1, wherein: the light outlets of each light guide in the light guide combination are the same in size and are arranged side by side.
CN201811043531.3A 2018-09-07 2018-09-07 Light guide assembly of light-splitting engine Pending CN110887008A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201811043531.3A CN110887008A (en) 2018-09-07 2018-09-07 Light guide assembly of light-splitting engine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201811043531.3A CN110887008A (en) 2018-09-07 2018-09-07 Light guide assembly of light-splitting engine

Publications (1)

Publication Number Publication Date
CN110887008A true CN110887008A (en) 2020-03-17

Family

ID=69744520

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201811043531.3A Pending CN110887008A (en) 2018-09-07 2018-09-07 Light guide assembly of light-splitting engine

Country Status (1)

Country Link
CN (1) CN110887008A (en)

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