CN214536001U - Light emitting device, vehicle lamp, and vehicle - Google Patents
Light emitting device, vehicle lamp, and vehicle Download PDFInfo
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- CN214536001U CN214536001U CN202120386690.4U CN202120386690U CN214536001U CN 214536001 U CN214536001 U CN 214536001U CN 202120386690 U CN202120386690 U CN 202120386690U CN 214536001 U CN214536001 U CN 214536001U
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Abstract
The application relates to a light emitting device, car light and vehicle, the light emitting device of this application includes: the circuit board, at least one light-emitting component and at least one conducting structure are arranged between the circuit board and the light-emitting component, and the circuit board is electrically connected with the light-emitting component; each conducting structure is provided with a first mounting surface used for being connected with the circuit board and a second mounting surface connected with the light-emitting component, and the second mounting surface is obliquely arranged relative to the first mounting surface. Therefore, the structure of the light-emitting device can be improved, and the space utilization rate is high.
Description
Technical Field
The application relates to the technical field of car lamps, in particular to a light-emitting device, a car lamp and a car.
Background
The automobile lamp is an important functional part of an automobile, and the function of far and near light in the automobile front combined lamp is an important component of active safety of the automobile. At present, because the automobile lamp is widely applied, the modeling is more and more developed in a novel and complex direction.
In the prior art, no matter the side-lighting LED lamp or the normal-lighting LED lamp is normally mounted on the circuit board, the requirements of adjusting the lighting unit and the circuit board according to actual needs cannot be met due to the limitation of the mounting structure and the direction of the circuit board, and therefore a complex optical system cannot be achieved in a limited lamp space.
SUMMERY OF THE UTILITY MODEL
An object of the present application is to provide a light emitting device, a vehicle lamp, and a vehicle, which can improve the structure of the light emitting device and have high space utilization.
In order to achieve the above-mentioned objects,
in a first aspect, the present application provides a light emitting device comprising: the circuit board is electrically connected with the light-emitting component; each conducting structure is provided with a first mounting surface used for being connected with the circuit board and a second mounting surface connected with the light-emitting component, and the second mounting surface is obliquely arranged relative to the first mounting surface.
In an embodiment, one of the light emitting devices is disposed on any one of the conducting structures.
In an embodiment, the number of the light emitting devices is multiple, and one or more light emitting devices are disposed on any one of the conducting structures.
In one embodiment, the conductive structure includes: the conductive layer wraps the outer surface of the substrate layer; wherein the first mounting surface and the second mounting surface are both provided on the conductive layer.
In one embodiment, the conductive structure includes: the circuit board comprises a substrate layer, a first conductive wiring layer and a second conductive wiring layer, wherein the first conductive wiring layer is connected to the substrate layer; the second conductive wiring layer is connected to one surface of the substrate layer, which is far away from the first conductive wiring layer; the substrate layer is provided with at least one guide hole, the inner surface of the guide hole is coated with a metal coating layer, and the metal coating layer is used for electrically connecting the first conductive wiring layer and the second conductive wiring layer; the first mounting surface is provided on the first conductive wiring layer, and the second mounting surface is provided on the second conductive wiring layer and the substrate layer.
In one embodiment, the conductive structure includes: the insulating plate is provided with at least one connecting through hole; any one of the conducting wires is arranged in one of the connecting through holes and used for electrically connecting the circuit board and the light-emitting component. Wherein the first mounting surface and the second mounting surface are both provided on the insulating plate.
In an embodiment, the conductive structure is provided with at least one heat dissipation through hole penetrating through the first mounting surface and the second mounting surface.
In a second aspect, the present application provides a vehicle lamp comprising: a housing and at least one light emitting device disposed within the housing, the light emitting device being as in any one of the preceding embodiments; wherein, the shell is provided with a light-transmitting piece; the light emitted by the light-emitting device passes through the light-transmitting member and is emitted.
In one embodiment, the vehicular lamp further comprises; and the optical assembly is arranged in the shell and used for guiding the light emitted by the light-emitting device to the light-transmitting piece.
In one embodiment, the vehicular lamp further comprises; the radiator is arranged in the shell, is connected with the light-emitting device and is used for radiating heat.
In one embodiment, the vehicular lamp further comprises; and the controller is electrically connected with the light-emitting device and used for controlling.
In a third aspect, the present application provides a vehicle comprising: a vehicle body and a plurality of vehicle lights as described in any of the preceding embodiments.
Compared with the prior art, the beneficial effect of this application is:
this application installs light emitting component and circuit board through addding the conduction structure, because the second installation face of conduction structure sets up for the slope for first installation face to make light emitting component for the circuit board sets up for the slope, changed light emitting component's luminous direction, make its vertical direction or the parallel direction that can deviate the circuit board, structure collocation is simple, and space utilization is high. When the light-emitting device is applied to the car lamp, a complex optical system cannot be realized in a limited lamp space.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present application and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained from the drawings without inventive effort.
Fig. 1 is a left side view of a light emitting device according to an embodiment of the present application.
Fig. 2 is a top view of a light emitting device according to an embodiment of the present application.
Fig. 3 is a top view of a light emitting device according to an embodiment of the present application.
Fig. 4 is a top view of a light emitting device according to an embodiment of the present application.
Fig. 5 is a cross-sectional view of a light emitting device according to an embodiment of the present application.
Fig. 6 is a cross-sectional view of a light emitting device according to an embodiment of the present application.
Fig. 7 is a cross-sectional view of a light emitting device according to an embodiment of the present application.
Fig. 8 is a schematic structural diagram of a vehicle according to an embodiment of the present application.
Fig. 9 is a schematic structural diagram of a vehicle lamp according to an embodiment of the present application.
Icon: 100-a vehicle; 110-a vehicle body; 120-car light; 121-a housing; 122-a light transmissive member; 123-an optical component; 124-a heat sink; 125-a controller; 126-a light emitting device; 200-a circuit board; 300-a light emitting component; 400-conducting structure; 401 — a first mounting face; 402-a second mounting surface; 410-a first conductive routing layer; 420-a substrate layer; 421-a guide hole; 422-metal coating layer; 430-a second conductive routing layer; 440-a conductive layer; 450-an insulating plate; 451-connecting vias; 460-a conducting wire; 470-heat dissipating through holes.
Detailed Description
The terms "first," "second," "third," and the like are used for descriptive purposes only and not for purposes of indicating or implying relative importance, and do not denote any order or order.
Furthermore, the terms "horizontal", "vertical", "overhang" and the like do not imply that the components are required to be absolutely horizontal or overhang, but may be slightly inclined. For example, "horizontal" merely means that the direction is more horizontal than "vertical" and does not mean that the structure must be perfectly horizontal, but may be slightly inclined.
In the description of the present application, it should be noted that the terms "inside", "outside", "left", "right", "upper", "lower", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings or orientations or positional relationships that are conventionally arranged when products of the application are used, and are used only for convenience in describing the application and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the application.
In the description of the present application, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements.
The technical solution of the present application will be clearly and completely described below with reference to the accompanying drawings.
Fig. 1 is a left side view of a light emitting device 126 according to an embodiment of the present disclosure. The light emitting device 126 includes: the light-emitting device comprises a circuit board 200, at least one light-emitting component 300 and at least one conducting structure 400, wherein the conducting structure 400 is arranged between the circuit board 200 and the light-emitting component 300 and electrically connects the circuit board 200 and the light-emitting component 300; each of the conductive structures 400 has a first mounting surface 401 for connecting to the circuit board 200 and a second mounting surface 402 for connecting to the light-emitting component 300, and the second mounting surface 402 is disposed obliquely with respect to the first mounting surface 401.
In this embodiment, the light emitting device 300 and the circuit board 200 are installed by additionally providing the conducting structure 400, and the second installation surface 402 of the conducting structure 400 is obliquely arranged relative to the first installation surface 401, so that the light emitting device 300 is obliquely arranged relative to the circuit board 200, the light emitting direction P of the light emitting device 300 is changed, and the light emitting device can deviate from the vertical direction or the parallel direction of the circuit board 200, and the light emitting device is simple in structure collocation and high in space utilization rate. When the light emitting device 126 is applied to the vehicle lamp 120, a more complex optical system can not be realized in a limited lamp space.
The light emitting device 300 may be a side-emitting LED lamp or a normal-emitting LED lamp. The light emitting direction P of the light emitting component 300 deviates by an angle equal to the angle between the first mounting surface 401 and the second mounting surface 402.
The angle between the first mounting surface 401 and the second mounting surface 402 may be an acute angle or an obtuse angle. The first mounting surface 401 and the second mounting surface 402 may be flat surfaces or curved surfaces. The conductive structure 400 may be a triangular prism, a quadrangular prism, a pentagonal prism, a hexagonal prism, or the like, and the longitudinal section of the conductive structure 400 may be a triangle, a trapezoid, a parallelogram, a pentagonal prism, a hexagonal prism, or the like.
The connection mode of the conducting structure 400 and the circuit board 200 may be a snap connection, an insertion connection, or a welding mode. The connection mode of the conduction structure 400 and the light emitting device 300 may be a snap connection, an insertion connection, or a welding mode. The conducting structure 400 may be a structure similar to the circuit board 200, and it may implement the electrical connection between the circuit board 200 and the light emitting device 300 by routing the inside of the conducting structure 400.
The included angle between the first mounting surface 401 and the second mounting surface 402 can be designed according to the installation environment reserved on the vehicle 100, the structure of the lamp 120, the required light angle and other information, and the required conduction structure 400 is customized in advance according to the design. In an embodiment, the light emitting direction P of the light emitting device 300 can be adjusted by replacing the conducting structure 400 with different angles.
Fig. 2 is a top view of a light emitting device 126 according to an embodiment of the present disclosure. One light emitting device 300 is provided on any one of the conductive structures 400. In this embodiment, a plurality of light emitting devices 300 are provided, a plurality of conduction structures 400 are provided, and the number of conduction structures 400 is equal to the number of light emitting devices 300. The conducting structures 400 and the light emitting devices 300 are in a one-to-one correspondence relationship, each light emitting device 300 is installed on one conducting structure 400, and only one light emitting device 300 is installed on each conducting structure 400.
In the plurality of conducting structures 400, included angles between the first mounting surface 401 and the second mounting surface 402 may be the same or different, so that the inclination angles of each light-emitting component 300 with respect to the circuit board 200 may be the same or different, and free-angle light emission of the light-emitting component 300 is realized.
Fig. 3 is a top view of a light emitting device 126 according to an embodiment of the present disclosure. In this embodiment, there are a plurality of light emitting devices 300, one conducting structure 400 is provided, and the number of conducting structures 400 is smaller than that of light emitting devices 300. The conducting structure 400 and the light emitting devices 300 are in a one-to-many relationship, and all the light emitting devices 300 are disposed on the same conducting structure 400. The second mounting surface 402 of the conductive structure 400 may be a stepped curved surface or a flat surface, and the inclination angle of each light-emitting component 300 with respect to the circuit board 200 may be the same or different.
Fig. 4 is a top view of a light emitting device 126 according to an embodiment of the present disclosure. In this embodiment, the number of the light emitting devices 300 is plural, the number of the conduction structures 400 is plural, and the number of the conduction structures 400 is smaller than the number of the light emitting devices 300. The conducting structures 400 and the light emitting devices 300 are in a one-to-one correspondence or one-to-many relationship, one conducting structure 400 is provided with only one light emitting device 300, and one conducting structure 400 is provided with a plurality of light emitting devices 300. The inclination angles of the light emitting elements 300 with respect to the wiring board 200 may be the same or different.
Fig. 5 is a cross-sectional view of a light emitting device 126 according to an embodiment of the present disclosure. The conductive structure 400 includes: a substrate layer 420, a first conductive wiring layer 410, and a second conductive wiring layer 430, the first conductive wiring layer 410 being connected to the substrate layer 420; the second conductive routing layer 430 is connected to a side of the substrate layer 420 facing away from the first conductive routing layer 410.
The first mounting surface 401 is disposed on the first conductive wiring layer 410, the second mounting surface 402 is disposed on the second conductive wiring layer 430 and the substrate layer 420, at least one via hole 421 penetrating through the first mounting surface 401 and the second mounting surface 402 is disposed on the substrate layer 420, an inner surface of the via hole 421 is coated with a metal coating layer 422, the metal coating layer 422 is used for electrically connecting the first conductive wiring layer 410 and the second conductive wiring layer 430, and the conductive structure 400 electrically connects the circuit board 200 and the light emitting device 300 through the first conductive wiring layer 410 and the second conductive wiring layer 430.
The substrate layer 420, the first conductive wiring layer 410 and the second conductive wiring layer 430 are arranged in the same direction, and are arranged obliquely to the wiring board 200, and the first conductive wiring layer 410 and the second conductive wiring layer 430 are arranged in parallel. The substrate layer 420 may be made of an insulating material or a conductive material, such as a metal, e.g., aluminum, copper, or an FR-4 grade material. The material of the first conductive wiring layer 410 and the second conductive wiring layer 430 includes an insulating material and a conductive material. In this embodiment, the conducting structure 400 may be a triangular prism structure formed by cutting a double-sided circuit board.
The conduction structure 400 is further provided with at least one heat dissipation through hole 470 penetrating through the first mounting surface 401 and the second mounting surface 402, and the heat dissipation through hole 470 is used for dissipating heat, so that the light-emitting device 126 is prevented from being damaged due to overheating, and the service life of the light-emitting device 126 is prolonged.
Wherein, the axes of the guide holes 421 and the axes of the heat dissipation through holes 470 are both obliquely arranged with respect to the circuit board 200.
Fig. 6 is a cross-sectional view of a light emitting device 126 according to an embodiment of the present disclosure. The conductive structure 400 includes: a substrate layer 420 and a conductive layer 440, wherein the conductive layer 440 covers the outer surface of the substrate layer 420; the first mounting surface 401 and the second mounting surface 402 are both provided on the conductive layer 440.
In this embodiment, the conducting structure 400 electrically connects the circuit board 200 and the light emitting device 300 through the conductive layer 440. The conductive structure 400 is a triangular prism structure. The conductive layer 440 covers two intersecting sides of the conductive structure 400. The substrate layer 420 may be made of an insulating material or a conductive material, and the conductive layer 440 is made of a conductive material.
Fig. 7 is a cross-sectional view of a light emitting device 126 according to an embodiment of the present application. The conductive structure 400 includes: an insulating plate 450 and at least one via 460, the insulating plate 450 having at least one connecting through-hole 451; any one of the conductive wires 460 is disposed in one of the connecting through holes 451 for electrically connecting the circuit board 200 and the light emitting device 300. The first mounting surface 401 and the second mounting surface 402 are both provided on the insulating plate 450.
In this embodiment, the conducting structure 400 electrically connects the circuit board 200 and the light emitting device 300 through the conducting wire 460. The conductive structure 400 is a triangular prism structure. The conductive layer 440 covers two intersecting sides of the conductive structure 400. The insulating plate 450 may be made of an insulating material, and the conductive wire 460 may be made of a conductive wire.
Please refer to fig. 8, which is a schematic structural diagram of a vehicle 100 according to an embodiment of the present disclosure. The vehicle 100 includes: a vehicle body 110 and a plurality of vehicle lights 120. The plurality of lamps 120 may be mounted to the vehicle body 110 by bolting or the like. The vehicle 100 may be a pure electric vehicle or an internal combustion engine vehicle.
Please refer to fig. 9, which is a schematic structural diagram of a vehicular lamp 120 according to an embodiment of the present application. The at least one lamp 120 includes: a housing 121 and at least one light emitting device 126, wherein the light emitting device 126 is disposed in the housing 121, and the light emitting device 126 is the light emitting device 126 of the embodiment shown in fig. 1 to 6; wherein, the shell 121 is provided with a light-transmitting member 122; the light emitted from the light emitting device 126 passes through the light transmissive member 122 and is emitted. The light-transmitting member 122 is made of a material having light-transmitting property, and may be transparent glass or transparent plastic.
The vehicular lamp 120 further includes; the optical assembly 123 is disposed in the housing 121 by means of a bolt connection or a snap connection, and the optical assembly 123 is used for guiding the light emitted from the light emitting device 126 to the light-transmitting member 122. The optical assembly 123 may include a reflector or lens for reflecting or refracting light emitted by the light emitting device 126.
The vehicular lamp 120 further includes; the heat sink 124 is disposed in the housing 121 by means of a bolt connection or a snap connection, and is connected to the light emitting device 126 for dissipating heat, so as to prevent the light emitting device 126 from being overheated and failing. The heat sink 124 may be an air cooler or the like.
The vehicular lamp 120 further includes; the controller 125, the controller 125 and the light emitting device 126 are electrically connected for controlling. The controller 125 may be disposed on the vehicle body 110, and is configured to control the brightness and the gray scale of each light emitting device 300 on the circuit board 200, so that the light transmitted by the light transmitting member 122 forms a pattern or a character, thereby transmitting a complex and diversified personalized signal, and satisfying the complex interaction and personalized setting of the vehicle lamp 120.
It should be noted that the features of the embodiments in the present application may be combined with each other without conflict.
The above description is only a preferred embodiment of the present application and is not intended to limit the present application, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, improvement and the like made within the spirit and principle of the present application shall be included in the protection scope of the present application.
Claims (10)
1. A light-emitting device, comprising:
a circuit board;
at least one light emitting element; and
the conducting structure is arranged between the circuit board and the light-emitting component and electrically connected with the circuit board and the light-emitting component;
each conducting structure is provided with a first mounting surface used for being connected with the circuit board and a second mounting surface connected with the light-emitting component, and the second mounting surface is obliquely arranged relative to the first mounting surface.
2. The light-emitting device according to claim 1, wherein one light-emitting element is provided on any one of the conductive structures.
3. The light-emitting device according to claim 1, wherein a plurality of light-emitting elements are provided, and one or more light-emitting elements are provided on any one of the conductive structures.
4. The light-emitting device according to any one of claims 1 to 3, wherein the conducting structure comprises:
a substrate layer; and
the conducting layer is wrapped on the outer surface of the substrate layer;
wherein the first mounting surface and the second mounting surface are both provided on the conductive layer.
5. The light-emitting device according to any one of claims 1 to 3, wherein the conducting structure comprises:
a substrate layer;
a first conductive wiring layer connected to the substrate layer; and
the second conductive wiring layer is connected to one surface of the substrate layer, which is far away from the first conductive wiring layer;
the substrate layer is provided with at least one guide hole, the inner surface of the guide hole is coated with a metal coating layer, and the metal coating layer is used for electrically connecting the first conductive wiring layer and the second conductive wiring layer;
the first mounting surface is provided on the first conductive wiring layer, and the second mounting surface is provided on the second conductive wiring layer and the substrate layer.
6. The light-emitting device according to any one of claims 1 to 3, wherein the conducting structure comprises:
an insulating plate having at least one connecting through-hole; and
the at least one conducting wire is arranged in the connecting through hole and used for electrically connecting the circuit board and the light-emitting component;
wherein the first mounting surface and the second mounting surface are both provided on the insulating plate.
7. The light-emitting device according to claim 1, wherein the conductive structure is provided with at least one heat dissipation through hole penetrating through the first mounting surface and the second mounting surface.
8. A vehicle lamp, characterized by comprising:
the light-transmitting piece is arranged on the shell; and
at least one light-emitting device provided in the housing, the light-emitting device according to any one of claims 1 to 7;
wherein the light emitted by the light-emitting device passes through the light-transmitting member and is emitted.
9. The vehicle light of claim 8, further comprising;
the optical assembly is arranged in the shell and used for guiding the light emitted by the light-emitting device to the light-transmitting piece;
the radiator is arranged in the shell and is connected with the light-emitting device; and
and the controller is electrically connected with the light-emitting device and used for controlling.
10. A vehicle, characterized by comprising: a vehicle body and a plurality of vehicle lights as claimed in any one of claims 8 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120386690.4U CN214536001U (en) | 2021-02-20 | 2021-02-20 | Light emitting device, vehicle lamp, and vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120386690.4U CN214536001U (en) | 2021-02-20 | 2021-02-20 | Light emitting device, vehicle lamp, and vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214536001U true CN214536001U (en) | 2021-10-29 |
Family
ID=78235564
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120386690.4U Active CN214536001U (en) | 2021-02-20 | 2021-02-20 | Light emitting device, vehicle lamp, and vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214536001U (en) |
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2021
- 2021-02-20 CN CN202120386690.4U patent/CN214536001U/en active Active
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