CN116481001A - Lamp assembly and vehicle - Google Patents
Lamp assembly and vehicle Download PDFInfo
- Publication number
- CN116481001A CN116481001A CN202310554959.9A CN202310554959A CN116481001A CN 116481001 A CN116481001 A CN 116481001A CN 202310554959 A CN202310554959 A CN 202310554959A CN 116481001 A CN116481001 A CN 116481001A
- Authority
- CN
- China
- Prior art keywords
- light
- base
- guide plate
- circuit board
- lamp assembly
- 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
Links
- 239000000463 material Substances 0.000 claims description 3
- 238000002347 injection Methods 0.000 claims description 2
- 239000007924 injection Substances 0.000 claims description 2
- 230000000694 effects Effects 0.000 abstract description 3
- 238000000465 moulding Methods 0.000 abstract description 3
- 238000009434 installation Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000005286 illumination Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q3/00—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors
- B60Q3/60—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors characterised by optical aspects
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q3/00—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors
- B60Q3/60—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors characterised by optical aspects
- B60Q3/62—Arrangement of lighting devices for vehicle interiors; Lighting devices specially adapted for vehicle interiors characterised by optical aspects using light guides
-
- 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
- F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
-
- 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
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
-
- 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
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0013—Means for improving the coupling-in of light from the light source into the light guide
- G02B6/0023—Means for improving the coupling-in of light from the light source into the light guide provided by one optical element, or plurality thereof, placed between the light guide and the light source, or around the light source
- G02B6/0031—Reflecting element, sheet or layer
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
- G02B6/0001—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems
- G02B6/0011—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings specially adapted for lighting devices or systems the light guides being planar or of plate-like form
- G02B6/0033—Means for improving the coupling-out of light from the light guide
- G02B6/005—Means for improving the coupling-out of light from the light guide provided by one optical element, or plurality thereof, placed on the light output side of the light guide
- G02B6/0055—Reflecting element, sheet or layer
-
- 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
- F21W2106/00—Interior vehicle lighting devices
-
- 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)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Mechanical Engineering (AREA)
- Planar Illumination Modules (AREA)
Abstract
The invention relates to a lamp assembly and a vehicle, comprising a base, a cover plate, a circuit board module and a light guide plate; a first containing cavity and a second containing cavity which are communicated are formed between the base and the cover plate; the circuit board module arranged in the first accommodating cavity is provided with a side-emitting light source piece; the light guide plate arranged in the second containing cavity comprises a light inlet side face, a light reflecting face and a light outlet face, wherein the light inlet side face is close to the light source piece, the light reflecting face is provided with a light reflecting part, and the plane of the light reflecting face does not exceed the plane of the highest point of the circuit board module; the base comprises a base body and a lens which are integrally formed by double-shot molding; the lens comprises a connecting part connected with the base body and a light emergent part protruding out of the plane where the outer surface of the base body is located. The main body thickness of the lamp assembly consists of the wall thickness of the base, the wall thickness of the cover plate, the wall thickness of the circuit board and the height of the highest electronic component on the circuit board as well as necessary functional gaps, and compared with the existing type lamp, the lamp assembly reduces the thickness of the lamp assembly to the minimum as much as possible, and can realize the lighting effect of a small space.
Description
Technical Field
The invention relates to the field of vehicle interior lights, in particular to a light assembly and a vehicle.
Background
The interior lighting lamp that carries on current vehicle is many, can divide into trunk lamp, foot lamp, reading lamp, glove compartment lamp etc. according to the installation illumination position difference, and the general thickness of small-size interior lighting lamp in market is more than 16mm, can occupy more thickness in the design of vehicle overall structure, and some vehicles are because the installation space is limited, if have some positions to install and can not be under interior lighting lamp just directly cancelled. Therefore, how to reduce the thickness of the interior lighting lamp as much as possible is a technical problem to be solved.
Disclosure of Invention
In order to avoid the defects of the background technology, the invention provides the lamp assembly, which can greatly reduce the thickness of the main body.
The invention provides a lamp assembly, which is arranged on a mounting plate with a lamp hole and comprises a base, a cover plate, a circuit board module and a light guide plate, wherein a cavity is formed between the base and the cover plate and comprises a first cavity and a second cavity which are communicated with each other; the circuit board module is arranged in the first accommodating cavity, and is provided with a side-emitting light source part and other electronic components; the light guide plate is arranged in the second containing cavity and comprises a light inlet side face, a light reflecting face and a light emitting face, and the light inlet side face is close to the light source piece; the reflecting surface comprises a reflecting area and a non-reflecting area, and the reflecting area is provided with a plurality of reflecting parts capable of reflecting light rays; the plane of the reflecting surface does not exceed the plane of the highest point of the circuit board module; the base comprises a base body and a lens which are integrally molded by double-shot injection, and the lens is made of transparent or semitransparent materials and is positioned at the downstream of the light path of the light guide plate; the lens comprises a connecting part and a light emitting part, wherein the connecting part is connected with the base body, and the light emitting part protrudes out of the plane where the outer surface of the base body is located.
Further, the base is provided with a first limit column, the cover plate is provided with a second limit column, and the first limit column and the second limit column limit the position of the light guide plate in the thickness direction of the lamp assembly together and enable the light inlet side surface of the light guide plate to be opposite to the light outlet surface of the light source.
Further, the inner surface or the outer surface of the light emergent part of the lens is also provided with a light homogenizing structure.
Preferably, the dodging structure is dodging dermatoglyph or dodging tooth.
Further, the connector is connected with the circuit board module through the wire harness.
Further, the light guide plate further comprises a light reflecting film, wherein the light reflecting film is arranged on the light reflecting surface of the light guide plate and other side surfaces except the light inlet side surface.
Further, the side surface of the base is also provided with a mounting part matched with the opponent.
The invention also provides a vehicle comprising the lamp assembly.
The thickness of the main body of the lamp assembly depends on the thickness of the base, the thickness of the cover plate, the thickness of the circuit board, the height of the highest electronic component on the circuit board and the necessary functional clearance, and compared with the existing type lamp, the thickness of the lamp assembly is reduced to the minimum as much as possible, and the lighting effect of a small space can be realized.
Drawings
FIG. 1 is a perspective reference view of an embodiment lamp assembly.
FIG. 2 is a reference diagram of the internal structure of the lamp assembly of the embodiment.
FIG. 3 is a cross-sectional reference view of an embodiment lamp assembly.
The reference numerals are as follows: 100-base; 110-a base body; 120-lens; 121-a connection; 122-light-emitting part; 130-a first limit post; 140-mounting part; 200-cover plate; 210-a second limit column; 300-a circuit board module; 400-LED lamp; 500-light guide plate; 510—light entrance side; 520-a reflective surface; 530-a light exit face; 600-connectors; 700-wire harness.
Description of the embodiments
The invention is further described below with reference to the drawings and specific examples.
It should be noted that all directional indicators (such as up, down, left, right, front, and rear … …) in the present invention are merely used to explain the relative positional relationship, movement, etc. between the components in a specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicator is changed accordingly.
1-3, a lamp assembly, mounted on a mounting plate having a lamp hole, includes a base 100, a cover 200, a circuit board module 300, and a light guide plate 500; the base 100 and the cover plate 200 are fixedly connected through ultrasonic welding, the whole base 100 and the cover plate 200 are in a flat cuboid shape, and a containing cavity capable of containing other components is formed between the base 100 and the cover plate 200 and comprises a first containing cavity and a second containing cavity which are communicated; the circuit board module 300 is arranged in the first accommodating cavity, and the side-emitting LED lamp 400 and other electronic components are arranged on the circuit board module 300; the light guide plate 500 is arranged in the second accommodating cavity, the light guide plate 500 comprises a light inlet side surface 510, a light reflecting surface 520 and a light emitting surface 520, and the light inlet side surface 510 is close to the LED lamp 400; the plane of the light reflecting surface 520 of the light guide plate 500 does not exceed the plane of the highest point of the circuit board module 300, the light reflecting surface 520 is provided with a light reflecting area and a non-light reflecting area, and the light reflecting area is provided with a plurality of light reflecting parts capable of reflecting light rays; the light of the LED lamp 400 enters the light guide plate 500 from the light entrance side 510 of the light guide plate 500, and is reflected by the light reflection part and then emitted from the light exit surface 520 of the light guide plate 500; the base 100 comprises a base body 110 and a lens 120 which are integrally formed by two-shot molding, and the integral molding can omit a matching structure between the base body 110 and the lens 120 so as to reduce the thickness of a main body of the lamp assembly, wherein the thickness of the main body refers to the thickness from the outer surface of the base 100 to the outer surface of the cover plate 200; the lens 120 is made of transparent or semitransparent material and is arranged at the downstream of the light path of the light guide plate 500, and can receive the light emitted from the light emitting surface 520 of the light guide plate 500; the lens 120 includes a connecting portion 121 and a light emitting portion 122, the connecting portion 121 is connected with the base body 110, the light emitting portion 122 protrudes out of a plane where the outer surface of the base body 110 is located, the protruding height of the light emitting portion 122 is determined according to design requirements, and is generally equal to the thickness of a mounting plate on which the lamp assembly is mounted, and the shape of the light emitting portion 122 corresponds to the shape of a lamp hole on the mounting plate.
The thickness of the main body of the lamp assembly in the embodiment integrally depends on the thickness of the base 100, the thickness of the cover plate 200, the thickness of the circuit board, the height of the highest electronic component on the circuit board and the necessary functional clearance, compared with the existing type of lamp, the thickness of the lamp assembly is reduced to the minimum as much as possible, the lighting effect of a small space can be realized, and the thickness of a lamp assembly physical product can be reduced to below 7 cm.
In this embodiment, the base 100 further has a first limiting post 130, the cover 200 further has a second limiting post 210, and the first limiting post 130 and the second limiting post 210 together limit the position of the light guide plate 500 in the thickness direction of the lamp assembly, so that the light inlet side 510 of the light guide plate can face the light outlet surface 520 of the LED lamp.
The inner surface or the outer surface of the light-emitting part 122 of the lens 120 is also provided with a light-homogenizing structure, and the light-homogenizing structure can effectively diffuse the light emitted by the light-emitting surface 520 of the light guide plate, so that the light of the lamp assembly is uniform and soft; the light homogenizing structure in this embodiment is preferably a light homogenizing dermatoglyph or a light homogenizing tooth.
Generally speaking, the lamp assembly further includes a connector 600 connected to an external power source, and the size of the connector 600 is often standard and determined by a customer, so as to avoid the connector 600 being oversized and increasing the thickness of the lamp assembly body, in this embodiment, the connector 600 is connected to the circuit board module 300 inside the lamp assembly through the wire harness 700.
In order to reduce light loss and improve brightness of the lamp, the lamp assembly of the present embodiment further includes a reflective film disposed on the reflective surface 520 of the light guide plate 500 and other sides except the light incident side 510, and the reflective film can reflect the light emitted from the light guide plate 500 to enter the light guide plate 500 again.
The base 100 also has a mounting portion 140 on the side that mates with the opponent.
While the invention has been described with reference to a preferred embodiment, it will be understood by those of ordinary skill in the art that various changes in form and details may be made therein without departing from the spirit and scope of the present invention as defined by the following claims.
Claims (8)
1. A lamp assembly mounted on a mounting plate having a lamp hole, characterized in that: the LED lamp comprises a base, a cover plate, a circuit board module and a light guide plate;
a cavity is formed between the base and the cover plate, and comprises a first cavity and a second cavity which are communicated;
the circuit board module is arranged in the first accommodating cavity, and is provided with a side-emitting light source part and other electronic components;
the light guide plate is arranged in the second containing cavity and comprises a light inlet side face, a light reflecting face and a light emitting face, and the light inlet side face is close to the light source piece; the light reflecting surface comprises a light reflecting area and a non-light reflecting area, and the light reflecting area is provided with a plurality of light reflecting parts capable of reflecting light rays; the plane of the reflecting surface does not exceed the plane of the highest point of the circuit board module;
the base comprises a base body and a lens which are integrally molded by double-shot injection, and the lens is made of transparent or semitransparent materials and is positioned at the downstream of the light path of the light guide plate; the lens comprises a connecting part and a light emitting part, wherein the connecting part is connected with the base body, and the light emitting part protrudes out of the plane where the outer surface of the base body is located.
2. A light fixture assembly as recited in claim 1, wherein: the base is provided with a first limit column, the cover plate is provided with a second limit column, and the first limit column and the second limit column limit the position of the light guide plate in the thickness direction of the lamp assembly together and enable the light inlet side surface of the light guide plate to be opposite to the light outlet surface of the light source piece.
3. A light fixture assembly as recited in claim 1, wherein: the inner surface or the outer surface of the light emergent part of the lens is also provided with a light homogenizing structure.
4. A light fixture assembly as recited in claim 3, wherein: the light homogenizing structure is light homogenizing dermatoglyph or light homogenizing teeth.
5. A light fixture assembly as recited in claim 1, wherein: the connector is connected with the circuit board module through the wire harness.
6. A light fixture assembly as recited in claim 1, wherein: the light guide plate further comprises a light reflecting film, wherein the light reflecting film is arranged on the light reflecting surface of the light guide plate and other side surfaces except the light inlet side surface.
7. A light fixture assembly as recited in claim 1, wherein: the side surface of the base is also provided with a mounting part matched with the opponent.
8. A vehicle, characterized in that: a lamp assembly comprising any of claims 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310554959.9A CN116481001A (en) | 2023-05-17 | 2023-05-17 | Lamp assembly and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310554959.9A CN116481001A (en) | 2023-05-17 | 2023-05-17 | Lamp assembly and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN116481001A true CN116481001A (en) | 2023-07-25 |
Family
ID=87221466
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310554959.9A Pending CN116481001A (en) | 2023-05-17 | 2023-05-17 | Lamp assembly and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116481001A (en) |
-
2023
- 2023-05-17 CN CN202310554959.9A patent/CN116481001A/en active Pending
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| 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 |