CN110762476B

CN110762476B - Corner lamp structure for vehicle

Info

Publication number: CN110762476B
Application number: CN201810838626.8A
Authority: CN
Inventors: 赖岚
Original assignee: Jiaxing Hella Lighting Co Ltd
Current assignee: Jiaxing Hella Lighting Co Ltd
Priority date: 2018-07-27
Filing date: 2018-07-27
Publication date: 2022-02-18
Anticipated expiration: 2038-07-27
Also published as: CN110762476A

Abstract

The invention provides an angle lamp structure for a vehicle, which is arranged in a headlamp of the vehicle, wherein the headlamp comprises a shell, an outer mask, a lighting functional component, a mounting bracket and a decorative ring, the outer mask is made of transparent materials, a visible area is arranged between the shell and the outer mask through the outer mask, a shielded invisible area is an invisible area, and the angle lamp structure comprises a prism, a light source part and a reflector which are arranged in the invisible area; the prism is provided with an incident surface, a reflecting surface and an emergent surface, the incident surface faces to the emergent direction of the light rays reflected by the reflector, and the emergent surface faces to the outer cover of the headlamp; the light emitted from the light source unit is reflected by the reflector, enters the prism through the incident surface of the prism, is reflected by the reflecting surface of the prism, exits through the exit surface, and exits to the outside of the vehicle through the outer cover of the headlamp. After the technical scheme is adopted, the internal space of the headlamp is fully utilized, and the corner lamp structure basically does not occupy the space of a visible area in the automobile lamp.

Description

Corner lamp structure for vehicle

Technical Field

The invention relates to the technical field of vehicle lighting, in particular to an angle lamp structure for a vehicle.

Background

In the field of vehicle lighting, corner lamps (or curve illuminating lamps) are more and more widely applied, and the corner lamps (or curve illuminating lamps) can provide auxiliary lighting when a vehicle turns, so that the driving safety can be improved.

In the prior art, the corner lamp is usually arranged in a vehicle headlamp, and a corner lamp functional module at least needs a PCB (printed circuit board), a radiator and a light distribution component, and the light distribution component is a lens or a reflector. For example, referring to fig. 1, a schematic top view of a structure of a vehicle headlamp in the prior art is shown, the vehicle headlamp generally includes a housing 100, and a lighting functional component 200 and a mounting bracket, a bezel, etc. thereof, which are disposed in the housing, an outer cover 300 is disposed on an outer side of the housing, the outer cover 300 is made of a transparent material, a visible region is a visible region (a visible region is a region that can be directly seen by naked eyes through the outer cover) through the outer cover 300, and an invisible region that is blocked by the lighting functional component and/or the mounting bracket and/or the bezel is an invisible region (an invisible region is a region that can not be directly seen by naked eyes through the outer cover). In the prior art, in order to realize the lighting effect of the corner lamp, the corner lamp function module 400 is usually disposed in the visible region of the vehicle headlamp, in this case, not only the limited visible region is occupied, but also the appearance effect of the vehicle is affected, and if the shielding structure is disposed to shield the exposed corner lamp function module 400, the visible region of the vehicle headlamp is reduced, or the visible region of the vehicle headlamp needs to be increased in advance, new requirements on the layout and the like of other components of the vehicle headlamp are added, and the manufacturing cost of the whole vehicle is greatly increased. Therefore, it is necessary to develop a corner lamp structure that can fully utilize the space of the invisible area inside the head lamp, avoid occupying the space of the visible area, and meet the requirements of the shape and the appearance of the vehicle lamp.

Disclosure of Invention

In order to overcome the technical defects, the invention aims to provide the corner lamp structure which fully utilizes the internal space of the headlamp, does not occupy the space of a visible area and meets the requirements of the lamp shape and the appearance.

The invention discloses an angle lamp structure for a vehicle, which is arranged in a headlamp of the vehicle, wherein the headlamp comprises a shell, an illumination function component, a mounting bracket and a decorative ring, wherein the illumination function component, the mounting bracket and the decorative ring are arranged in the shell; wherein the light source section and the reflector are disposed in the invisible region; the prism is provided with an incident surface, a reflecting surface and an emergent surface, the incident surface faces to the emergent direction of the light reflected by the reflector, and the emergent surface faces to the direction of the outer mask of the headlamp; the light emitted by the light source part is reflected by the reflector, then enters the prism from the incident surface of the prism, is reflected by the reflecting surface of the prism, then exits from the exit surface, and exits to the outside of the vehicle through the outer mask of the headlamp.

Preferably, the prism is a roof prism, and the exit surface of the roof prism is a curved surface for enabling the light to exit to the outside of the vehicle uniformly.

Preferably, the light source part includes an LED lamp, a PCB board, and a heat sink electrically connected. The PCB board is FR4 epoxy glass cloth laminated board, LED lamp quantity is no less than one to the mode of array arranges in on the PCB board, the interval between the LED lamp is 10 ~ 300 mm.

Preferably, the lighting function assembly includes a high beam unit and a low beam unit, the light source unit and the reflector are disposed in the high beam unit, and the prism is disposed in the low beam unit.

Preferably, the light source part and the reflector are provided on a reflector module in the high beam unit, and the prism is provided on a lens module in the low beam unit.

Preferably, the light source of the high beam unit is an LED lamp and is disposed on the PCB of the high beam unit; the light source part is also an LED lamp and is also arranged on the PCB of the high beam.

Preferably, the lighting function assembly includes a high beam unit and a low beam unit, the light source unit and the reflector are disposed in the low beam unit, and the prism is disposed in the high beam unit.

Preferably, the light source section and the reflector are provided on a lens module in the low beam unit, and the prism is provided on a reflector module in the high beam unit.

Preferably, the light source of the low beam light unit is an LED lamp and is arranged on a PCB board of the low beam light unit; the light source part is also an LED lamp and is also arranged on the PCB of the dipped headlight.

Preferably, the corner lamp structure further comprises a first adjusting mechanism and a second adjusting mechanism, wherein the first adjusting mechanism is connected with the reflector and is used for adjusting the position and the angle of the reflector; the second adjusting mechanism is connected with the prism and used for adjusting the position and the angle of the prism.

After the technical scheme is adopted, compared with the prior art, the method has the following beneficial effects:

1. the space of the invisible area in the vehicle lamp is fully utilized, so that the vehicle lamp has the function of an angle lamp and does not influence the layout and the structure of other vehicle lamps or parts.

2. The requirements on the shape and the appearance of the car lamp are met.

Drawings

FIG. 1 is a schematic top view of a prior art vehicle headlamp configuration;

FIG. 2 is a schematic top view of a vehicle headlamp having an angled light configuration in accordance with an embodiment of the present invention;

FIG. 3 is a schematic diagram of the light path of an angle lamp structure according to an embodiment of the present invention;

FIG. 4 is a schematic front view of an exemplary corner light structure;

fig. 5 is a light distribution pattern diagram of the corner lamp structure according to an embodiment of the invention.

Reference numerals:

100-shell, 200-lighting functional assembly, 210-dipped headlight unit, 220-high beam unit, 300-outer mask, 400-corner light functional module, 500-light source part, 600-reflector, 700-prism.

Detailed Description

The advantages of the invention are further illustrated in the following description of specific embodiments in conjunction with the accompanying drawings.

Referring to fig. 1, the present invention discloses an angle lamp structure for a vehicle, which is provided in a head lamp of the vehicle.

The head-light includes a casing 100 and set up in illumination function component 200 and installing support, the decorations circle in the casing 100, the casing 100 outside is provided with outer mask 300, outer mask 300 is transparent material, sees through outer mask, casing 100 with visible region between the outer mask 300 is visible region. The visible region is a space that can be directly viewed by naked eyes from the outside of the mounted head lamp through the outer cover 300. The invisible region blocked by the lighting function assembly 200 and/or the mounting bracket and/or the bezel is an invisible region, and specifically, the invisible region is a space that cannot be directly seen by naked eyes from the outside of the mounted headlamp through the outer cover 300. The lighting function assembly 200, preferably, may include one or more of a low beam unit, a high beam unit, an auxiliary low beam unit, an auxiliary high beam unit, and a signal lamp unit.

The corner lamp structure comprises a light source part 500, a reflector 600 and a prism 700, wherein the light source part 500 is used for emitting illumination light, and the reflector 600 is arranged in the light emitting direction of the light source part 500 and reflects the light emitted by the light source part 500. The light source part 500 and the reflector 600 are both disposed in an invisible area in the head lamp. The prism 700 has an incident surface facing the emitting direction of the light reflected by the reflector 600, a reflecting surface facing the direction of the outer cover 300 of the head lamp, and an emitting surface.

Referring to fig. 3, the light emitted from the light source 500 is reflected by the reflector 600, enters the prism 700 through the incident surface of the prism 700, is reflected by the reflecting surface of the prism 700, exits through the exit surface, and exits to the area to be illuminated outside the vehicle through the outer cover 300 of the headlamp.

The corner lamp structure of the present invention has the light source part 500 and the reflector 600 disposed in the invisible area of the head lamp, and emits light outward by the double reflection of the reflector 600 and the prism 700. Because the space often does not obtain abundant utilization in the invisible region, has certain vacant space, sets up light source part 500 and speculum 600 and can make the space in the car light obtain abundant utilization in the invisible region, and the visible region only is provided with prism 700, because prism 700 is less, and is not too occupation space, so the head-light need not additionally increase the volume when realizing the corner lamp function. In addition, the light source part 500 and the reflector 600 can not be seen from the exterior of the headlamp, only the prism 700 can be seen, the appearance effect of the vehicle lamp is good, and the requirements of customers on the appearance and the shape of the vehicle lamp can be met.

Preferably, the prism 700 is a roof prism, and the exit surface of the roof prism is a curved surface for enabling light to exit to the outside of the vehicle uniformly, thereby achieving a better illumination effect. In some embodiments, the prism 700 may also be a pentaprism or other suitable reflective prism.

Preferably, the light source part 500 includes an LED lamp, a PCB board, and a heat sink, which are electrically connected. The PCB board is FR4 epoxy glass cloth laminated board, LED lamp quantity is no less than one to the mode of array arranges in on the PCB board, the interval between the LED lamp is 10 ~ 300 mm.

Referring to fig. 4, a front view schematically illustrating an angle lamp structure according to an embodiment of the present invention, in which a light source part 500 is disposed at an upper portion and light is emitted downward, and a reflector 600 is disposed at a lower portion of the light source part 500 to reflect light emitted from the light source part 500 toward a prism 700. The reflecting mirror 600 and the prism 700 are located at approximately the same level, and the prism 700 reflects the light from the reflecting mirror 600 to the outside of the vehicle lamp. In some embodiments, the light source part 500, the reflecting mirror 600, and the prism 700 are all located at the same level. In some embodiments, the light source part 500, the reflecting mirror 600, and the prism 700 are all located at different levels. The positions of the light source 500, the reflector 600 and the prism 700 are not particularly limited as long as the light emitted from the prism 700 can be emitted to an area to be illuminated outside the vehicle lamp, and the specific installation position can be flexibly determined according to the structure inside the vehicle lamp.

Referring to fig. 1, preferably, the lighting function assembly 200 includes a high beam unit 220 and a low beam unit 210, the light source part 500 and the reflecting mirror 600 are disposed in the high beam unit 220, and the prism 700 is disposed in the low beam unit 210. The high beam unit 220 and the low beam unit 210 include not only the lamp bodies of the high beam and the low beam, but also the brackets for mounting the lamp bodies. The term "disposed in the high beam unit 220 or the low beam unit 210" means disposed inside or on the surface of the high beam unit 220 or the low beam unit 210. Further, the light source part 500 and the reflecting mirror 600 are disposed on a mirror module in the high beam unit 220, and the prism 700 is disposed on a lens module in the low beam unit 210. Preferably, the light source of the high beam unit 220 is an LED lamp, and is disposed on the PCB of the high beam unit 220; the light source part 500 is also an LED lamp, and is also disposed on the PCB board of the high beam. The corner lamp structure can be further simplified by arranging the light sources of the corner lamp structure and the high beam unit 220 together, the occupation of the space in the headlamp is further reduced, and the volume of the headlamp is reduced.

Preferably, in other embodiments, the light source part 500 and the reflecting mirror 600 are disposed in the low beam unit, and the prism 700 is disposed in the high beam unit. Further, the light source part 500 and the reflecting mirror 600 are disposed on the lens module in the low beam unit, and the prism 700 is disposed on the reflector module in the high beam unit. Preferably, the light source of the low beam light unit is an LED lamp and is arranged on a PCB board of the low beam light unit; the light source 500 is also an LED lamp, and is also disposed on the PCB of the low beam.

Preferably, the corner lamp structure further comprises a first adjusting mechanism and a second adjusting mechanism, wherein the first adjusting mechanism is connected with the reflector 600 and is used for adjusting the position and the angle of the reflector 600; the second adjusting mechanism is connected to the prism 700 and is used for adjusting the position and angle of the prism 700. The adjusting mechanism may be a purely mechanical adjusting mechanism (without an electric control part) for adjusting the positions and angles of the reflector 600 and the prism 700 when the vehicle lamp leaves the factory, so as to achieve the best lighting effect. In some embodiments, the adjusting mechanism is electrically connected to a control system of the vehicle, and the positions and angles of the reflector 600 and the prism 700 can be synchronously adjusted according to the vehicle speed and the rotation angle of the steering wheel when the vehicle turns, so as to achieve better lighting effect.

Fig. 5 is a diagram of a light distribution pattern of the corner lamp structure according to an embodiment of the present invention. In conjunction with the corresponding illuminance analysis of fig. 5, it can be seen that the corner lamp arrangement can provide illumination in the range of 25 deg. -65 deg. outside the vehicle and in the range of about 0 deg. -9 deg. down from the transverse centerline of the vehicle, with illuminance values above 0.35 lx. Therefore, the corner lamp structure provided by the embodiment can save the space occupied by the vehicle headlamp, can realize a relatively wide illumination range, and fully meets the illumination requirements of the vehicle corner lamp.

It should be noted that the embodiments of the present invention have been described in terms of preferred embodiments, and not by way of limitation, and that those skilled in the art can make modifications and variations of the embodiments described above without departing from the spirit of the invention.

Claims

1. A corner lamp structure for a vehicle, the corner lamp structure being arranged in a headlamp of the vehicle, the headlamp comprising a housing, and a lighting function assembly and a mounting bracket and a bezel thereof arranged in the housing, an outer cover being arranged outside the housing, the outer cover being made of a transparent material, a visible region between the housing and the outer cover being a visible region through the outer cover, an invisible region being an invisible region blocked by the lighting function assembly and/or the mounting bracket and/or the bezel,

the corner lamp structure comprises a light source part, a reflector and a prism;

the light source part and the reflector are arranged in the invisible area;

the prism is provided with an incident surface, a reflecting surface and an emergent surface, the incident surface faces to the emergent direction of the light reflected by the reflector, and the emergent surface faces to the direction of the outer mask of the headlamp;

the light emitted by the light source part is reflected by the reflector, then enters the prism from the incident surface of the prism, is reflected by the reflecting surface of the prism, then exits from the exit surface, and exits to the outside of the vehicle through the outer mask of the headlamp;

wherein the lighting function assembly comprises a high beam unit and a low beam unit;

the light source portion with the speculum sets up in the high beam unit, the prism sets up in the dipped headlight unit, or, the light source portion with the speculum sets up in the dipped headlight unit, the prism sets up in the high beam unit.

2. The corner lamp structure according to claim 1, wherein said prism is a roof prism, and said exit surface of said roof prism is a curved surface for making the light exit to the outside of said vehicle uniformly.

3. The corner lamp structure of claim 1, wherein the light source part comprises electrically connected LED lamps, a PCB board and a heat sink, the PCB board is an FR4 epoxy glass cloth laminated board, the number of the LED lamps is not less than one, the LED lamps are arranged on the PCB board in an array manner, and the distance between the LED lamps is 10-300 mm.

4. The corner lamp structure according to claim 1, wherein when said light source section and said reflector are provided in said high beam unit and said prism is provided in said low beam unit, said light source section and said reflector are provided on a reflector module in said high beam unit and said prism is provided on a lens module in said low beam unit.

5. The corner lamp structure according to claim 4, wherein the light source of the high beam unit is an LED lamp disposed on the PCB of the high beam unit; the light source part is also an LED lamp and is also arranged on the PCB of the high beam.

6. The corner lamp structure according to claim 1, wherein when said light source section and said reflector are provided in said low beam unit and said prism is provided in said high beam unit, said light source section and said reflector are provided on a lens module in said low beam unit and said prism is provided on a reflector module in said high beam unit.

7. The corner light structure of claim 6, wherein the light source of the low beam light unit is an LED lamp disposed on a PCB board of the low beam light unit; the light source part is also an LED lamp and is also arranged on the PCB of the dipped headlight.

8. The corner lamp structure of claim 1, further comprising a first adjusting mechanism, a second adjusting mechanism, said first adjusting mechanism connected to said reflector for adjusting the position and angle of said reflector;

the second adjusting mechanism is connected with the prism and used for adjusting the position and the angle of the prism.