CN114425984B - Vehicle headlamp with laser far and near light and application method thereof - Google Patents
Vehicle headlamp with laser far and near light and application method thereof Download PDFInfo
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- CN114425984B CN114425984B CN202011181756.2A CN202011181756A CN114425984B CN 114425984 B CN114425984 B CN 114425984B CN 202011181756 A CN202011181756 A CN 202011181756A CN 114425984 B CN114425984 B CN 114425984B
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- shade
- headlight
- control unit
- execution motor
- light
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- 238000000034 method Methods 0.000 title claims abstract description 11
- 238000009792 diffusion process Methods 0.000 claims description 8
- 238000010586 diagram Methods 0.000 description 7
- 238000005286 illumination Methods 0.000 description 3
- 238000005265 energy consumption Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 241000258971 Brachiopoda Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
Classifications
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- 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
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
- B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
- B60Q1/14—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
- B60Q1/1415—Dimming circuits
- B60Q1/1423—Automatic dimming circuits, i.e. switching between high beam and low beam due to change of ambient light or light level in road traffic
-
- 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
- B60Q1/00—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor
- B60Q1/02—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments
- B60Q1/04—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights
- B60Q1/14—Arrangement of optical signalling or lighting devices, the mounting or supporting thereof or circuits therefor the devices being primarily intended to illuminate the way ahead or to illuminate other areas of way or environments the devices being headlights having dimming means
- B60Q1/1438—Actuating means for dimming masks or screens
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Lighting Device Outwards From Vehicle And Optical Signal (AREA)
Abstract
The invention provides a vehicle headlamp with laser far and near light and a using method thereof, the vehicle headlamp comprises a left headlight and a right headlight, the left headlight comprises a shell, a light emitting group, a shading component and a projection lens, a reflector is paved on the inner wall surface of the shell, the projection lens is covered at the front end of the shell, the light emitting group is arranged at the rear end of the shell, the shading component is arranged between the light emitting group and the projection lens, the shading component comprises a left shade and a right shade which are sequentially arranged from left to right, the upper ends of the left shade and the right shade are rotationally connected with the shell, execution motors for driving the left shade and the right shade to incline towards the direction of the light emitting group or the projection lens are respectively arranged on the left shade and the right shade, and the structure of the right headlight is the same as that of the left headlight. According to the invention, the left light shade and the right light shade are arranged in the left headlight and the right headlight body, various light distribution combinations are made according to actual road conditions, and different light distribution modes are automatically switched according to surrounding environments, so that the driving experience of a driver is greatly improved.
Description
Technical Field
The invention relates to the technical field of automobile illumination, in particular to a vehicle headlamp with laser far and near light.
Background
To date, technology of automobiles alone has been quite mature, LED automobile headlamps have been very popular in the market today, and LED matrix headlamps are also the mainstream development. The LED has the advantages of energy conservation, low cost, long service life, high response speed, small element volume, easy arrangement and modeling design and the like. There is little difference between a laser headlight and an LED headlight, but there is a great difference in technology. The laser headlight is in front of it, whether it is energy consumption, brightness or illumination distance. Compared with LEDs, the laser headlight has smaller occupied volume and lower energy consumption, but the generated light intensity is much stronger than that of the LEDs, and the laser light source has irradiation distance which is nearly twice that of the LED high beam, so that the irradiation range is greatly increased.
The automobile lamp is used for night illumination of an automobile, the automobile lamp is generally divided into a high beam and a low beam, the irradiation area of the high beam is far, and the low beam mainly irradiates the near area of the automobile in running, so that the switching of the high beam and the low beam of the automobile lamp is carried out according to the requirements of different road conditions in the running process. When the general car lamp is used for realizing the switching of high beam and low beam, the switching assembly arranged in the car lamp shell is mainly used for shading the light emitted by the lamp source, so that the free switching of the high beam and the low beam can be realized.
However, in the prior art, the automobile lamp has only two modes of high beam and low beam, has single function, cannot be adjusted more according to actual road conditions, and has poor adaptability, so that an automobile headlamp for switching different light distribution modes according to surrounding environments is urgently needed to be developed.
Disclosure of Invention
The technical problems to be solved by the invention are as follows: in order to overcome the defects in the prior art, the invention provides a vehicle headlamp with laser far and near light and a using method thereof.
The technical scheme adopted for solving the technical problems is as follows: the utility model provides a vehicle head lamp of far and near light of laser, includes left headlight and right headlight, left side headlight includes casing, light-emitting group, shading subassembly and projection lens, the speculum has been laid to the shells inner wall surface, the projection lens cover is located the casing front end, the casing rear end is located to the light-emitting group, the shading subassembly is located between light-emitting group and the projection lens, the shading subassembly includes left light shield and right light shield that sets gradually from left to right, left side light shield and right light shield upper end are connected with the casing rotation, all be equipped with on left side light shield and the right light shield and be used for the drive left side light shield and right light shield are to the execution motor that the light-emitting group or projection lens direction was inclined, right headlight structure with left side headlight structure is the same.
The light emitting group is used for emitting light beams to the direction of the projection lens, the left light shield and the right light shield are arranged between the light emitting group and the projection lens, and the left light shield or the right light shield is used for shielding the upper half part of the light beams when being vertically arranged, so that light rays emitted from the projection lens are dipped beams; when the left light shield or the right light shield is driven by the execution motor to rotate and incline, the light rays emitted from the projection lens are far lights; the left light shield and the right light shield or the inclined state or the vertical state on the left headlight and the right headlight are matched with each other to adapt to different vehicle conditions on the road, so that the requirements of customers are met.
Further, the light-emitting group comprises a laser light source and a diffusion lens, wherein the laser light source is arranged at the middle position of the rear end of the shell, and the diffusion lens is arranged between the laser light source and the shading component. The diffusion lens is used for diffusing the linear light beam emitted by the laser light source.
Further, for automatic control light, still include leading camera and control unit, leading camera and execution motor all with the control unit line connection. The front-mounted camera is used for detecting real-time road conditions, and the control unit controls each execution motor to rotate forward or reversely according to the road conditions fed back by the front-mounted camera, controls the tilting states of the left light shade and the right light shade on the left headlight and the right headlight, and automatically controls light.
The invention also provides a use method of the vehicle headlamp with the laser far and near light, which comprises the following steps:
when the laser light source is turned on by the switch,
The method comprises the steps that in a mode a, when a dipped headlight is needed, a motor is executed to control left shutters and right shutters of a left headlight and a right headlight to be vertically arranged;
mode b when a high beam is required,
In the manual mode, the execution motor can be controlled by the control switch, and the execution motor controls the right shade of the left headlight and the left shade of the right headlight to incline towards the laser light source;
In the automatic mode, when the camera does not monitor an oncoming vehicle and a vehicle running in front of the vehicle, the camera transmits signals to the control unit, the control unit controls the execution motor, and the execution motor controls the right shade of the left headlight and the left shade of the right headlight to incline towards the laser light source;
In mode c, in the automatic mode, the camera monitors that the vehicle is in an oncoming direction and when the vehicle is in a far place, the camera transmits a signal to the control unit, and the control unit controls the execution motor to rotate the left shade of the tilting left headlight;
In the mode d and the automatic mode, when the camera monitors that the oncoming vehicle is positioned in the near front direction of the vehicle, the camera transmits a signal to the control unit, and the control unit controls the execution motor to rotate the right shade of the inclined left headlight;
In the mode e and the automatic mode, when the camera monitors that the vehicles running in a long distance and a short distance coexist and in an oncoming direction, the camera transmits a signal to the control unit, and the control unit controls the execution motor to rotate the right shade of the inclined right headlight;
in the mode f and the automatic mode, when the camera monitors that the vehicle running forwards exists in the left front, the camera transmits a signal to the control unit, and the control unit controls the execution motor to rotate the left shade of the tilting right headlight.
The beneficial effects of the invention are as follows: according to the vehicle headlamp with the laser far and near light and the application method thereof, the left shade and the right shade are arranged in the left headlamp body and the right headlamp body, various light distribution combinations are made according to actual road conditions, and different light distribution modes are automatically switched according to surrounding environments, so that the driving experience of a driver is greatly improved.
Drawings
The invention is further described below with reference to the drawings and examples.
FIG. 1 is a schematic view of a preferred embodiment of the present invention;
Fig. 2 is a schematic light path diagram of the light distribution pattern a;
Fig. 3 is a schematic light path diagram of the light distribution pattern b;
Fig. 4 is a schematic light path diagram of the light distribution pattern c;
Fig. 5 is a schematic light path diagram of the light distribution pattern d;
fig. 6 is a schematic light path diagram of the light distribution pattern e;
Fig. 7 is a schematic light path diagram of the light distribution pattern f.
In the figure: 1. left headlight, 101, housing, 102, projection lens, 103, actuator motor, 104, laser light source, 105, diffusion lens, 2, right headlight, 3, shade assembly, 301, left shade, 302, right shade.
Detailed Description
The present invention will now be described in detail with reference to the accompanying drawings. The figure is a simplified schematic diagram illustrating the basic structure of the invention only by way of illustration, and therefore it shows only the constitution related to the invention.
As shown in fig. 1, the vehicle headlamp with far and near laser beam of the present invention comprises a left headlamp 1 and a right headlamp 2, wherein the left headlamp 1 comprises a housing 101, a light emitting group, a light shielding component 3 and a projection lens 102, a reflector is laid on the inner wall surface of the housing 101, the projection lens 102 is covered on the front end of the housing 101, the light emitting group is arranged on the rear end of the housing 101, the light shielding component 3 is arranged between the light emitting group and the projection lens 102, the light shielding component 3 comprises a left light shielding device 301 and a right light shielding device 302 which are sequentially arranged from left to right, the upper ends of the left light shielding device 301 and the right light shielding device 302 are rotationally connected with the housing 101, the left light shielding device 301 and the right light shielding device 302 are respectively provided with an actuating motor 103 for driving the left light shielding device 301 and the right light shielding device 302 to incline towards the direction of the light emitting group or the projection lens 102, and the right headlamp 2 has the same structure as the left headlamp 1.
The light emitting group comprises a laser light source 104 and a diffusion lens 105, wherein the laser light source 104 is arranged at the middle position of the rear end of the shell 101, and the diffusion lens 105 is arranged between the laser light source 104 and the shading component 3.
The device further comprises a front-facing camera and a control unit, wherein the front-facing camera and the execution motor 103 are connected with the control unit in a line mode.
The using method is as follows:
when the laser light source 104 is turned on by the switch,
Pattern a,
As shown in fig. 2, when a low beam is required to be used, the left shade 301 and the right shade 302 of the left headlight 1 and the right headlight 2 are vertically arranged by the execution motor 103;
Mode b,
As shown in fig. 3, when a high beam is required,
In the manual mode, the execution motor 103 can be controlled by a control switch, and the execution motor 103 controls the right shade 302 of the left headlight 1 and the left shade 301 of the right headlight 2 to incline towards the laser light source 104;
In the automatic mode, when the camera does not monitor an oncoming vehicle and a vehicle running ahead in front of the vehicle, the camera transmits a signal to the control unit, the control unit controls the execution motor 103, and the execution motor 103 controls the right shade 302 of the left headlight 1 and the left shade 301 of the right headlight 2 to incline towards the laser light source 104;
Mode c,
As shown in fig. 4, in the automatic mode, the camera monitors that the vehicle is in an oncoming direction and when it is in a far place, the camera transmits a signal to the control unit, and the control unit controls the execution motor 103, and the execution motor 103 rotates the left shutter 301 of the tilting left headlight 1;
Mode d,
As shown in fig. 5, in the automatic mode, when the camera monitors that the oncoming vehicle is located in the near-front direction of the vehicle, the camera transmits a signal to the control unit, and the control unit controls the execution motor 103, and the execution motor 103 rotates the right shutter 302 of the tilting left headlight 1;
Mode e,
As shown in fig. 6, in the automatic mode, when the camera monitors that the vehicles traveling in a long distance and a short distance coexist and in an oncoming direction, the camera transmits a signal to the control unit, and the control unit controls the execution motor 103, and the execution motor 103 rotates the right shutter 302 of the tilting right headlight 2;
Mode f,
As shown in fig. 7, in the automatic mode, when the camera monitors that the vehicle traveling forward exists in the left front, the camera transmits a signal to the control unit, and the control unit controls the execution motor 103, and the execution motor 103 rotates the left shutter 301 of the tilt right headlight 2.
Directions and references (e.g., up, down, left, right, etc.) in this invention may be used only to aid in the description of features in the drawings. The following detailed description is, therefore, not to be taken in a limiting sense, and the scope of the claimed subject matter is defined only by the appended claims and equivalents thereof.
While the foregoing is directed to the preferred embodiment of the present invention, other and further embodiments of the invention may be devised without departing from the basic scope thereof, and the scope thereof is determined by the claims that follow. The technical scope of the present invention is not limited to the description, but must be determined according to the scope of claims.
Claims (1)
1. A method for using a vehicle headlamp with laser far and near light is characterized in that: the vehicle headlamp of laser far and near light include left headlight (1) and right headlight (2), left headlight (1) includes casing (101), light-emitting group, shading subassembly (3) and projection lens (102), the speculum has been laid to casing (101) internal face, projection lens (102) cover locates casing (101) front end, the light-emitting group locates casing (101) rear end, shading subassembly (3) are located between light-emitting group and projection lens (102), shading subassembly (3) include left shade (301) and right shade (302) that set gradually from left to right, left shade (301) and right shade (302) upper end are connected with casing (101) rotation, all be equipped with on left shade (301) and right shade (302) and be used for driving execution motor (103) that left shade (301) and right shade (302) slope to light-emitting group or projection lens (102) direction, right headlight (2) structure is the same with left headlight (1);
The light emitting group comprises a laser light source (104) and a diffusion lens (105), wherein the laser light source (104) is arranged at the middle position of the rear end of the shell (101), and the diffusion lens (105) is arranged between the laser light source (104) and the shading component (3);
The vehicle headlamp of the laser far and near light also comprises a front camera and a control unit, wherein the front camera and an execution motor (103) are connected with the control unit in a line manner;
the using method is as follows:
when the laser light source (104) is turned on by the switch,
When a dipped headlight is needed in a mode a, the execution motor (103) controls the left shade (301) and the right shade (302) of the left headlight (1) and the right headlight (2) to be vertically arranged;
mode b when a high beam is required,
In the manual mode, the execution motor (103) can be controlled by the control switch, and the execution motor (103) controls the right shade (302) of the left headlight (1) and the left shade (301) of the right headlight (2) to incline towards the laser light source (104);
In an automatic mode, when the camera does not monitor an oncoming vehicle and a vehicle running in front of the vehicle, the camera transmits signals to the control unit, the control unit controls the execution motor (103), and the execution motor (103) controls the right shade (302) of the left headlight (1) and the left shade (301) of the right headlight (2) to incline towards the laser light source (104);
in mode c, automatic mode, the camera monitors that the vehicle is in an oncoming direction and when the vehicle is in a far place, the camera transmits a signal to the control unit, the control unit controls the execution motor (103), and the execution motor (103) rotates the left shade (301) of the tilting left headlight (1);
in the mode d and the automatic mode, when the camera monitors that the oncoming vehicle is positioned in the near front direction of the vehicle, the camera transmits a signal to the control unit, the control unit controls the execution motor (103), and the execution motor (103) rotates to incline the right shade (302) of the left headlight (1);
In the mode e and the automatic mode, when the camera monitors that the vehicles running in a long distance and a short distance coexist and in an oncoming direction, the camera transmits a signal to the control unit, the control unit controls the execution motor (103), and the execution motor (103) rotates to incline the right shade (302) of the right headlight (2);
In the mode f and the automatic mode, when the camera monitors that the vehicle running forwards exists in the left front, the camera transmits a signal to the control unit, the control unit controls the execution motor (103),
The execution motor (103) rotates the left shade (301) of the tilting right headlight (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011181756.2A CN114425984B (en) | 2020-10-29 | 2020-10-29 | Vehicle headlamp with laser far and near light and application method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011181756.2A CN114425984B (en) | 2020-10-29 | 2020-10-29 | Vehicle headlamp with laser far and near light and application method thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114425984A CN114425984A (en) | 2022-05-03 |
| CN114425984B true CN114425984B (en) | 2024-06-25 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011181756.2A Active CN114425984B (en) | 2020-10-29 | 2020-10-29 | Vehicle headlamp with laser far and near light and application method thereof |
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Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN213799431U (en) * | 2020-10-29 | 2021-07-27 | 常州星宇车灯股份有限公司 | Vehicle headlamp with laser high and low beams |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2012051489A (en) * | 2010-09-02 | 2012-03-15 | Koito Mfg Co Ltd | Vehicular headlight, and control device therefor |
| CN102434835B (en) * | 2010-09-29 | 2015-02-18 | 株式会社小糸制作所 | Vehicle headlamp |
| CN103672662B (en) * | 2013-12-04 | 2016-01-27 | 奇瑞汽车股份有限公司 | The anti-glare headlamp of a kind of vehicle low cost |
| CN103672666B (en) * | 2013-12-04 | 2016-01-27 | 奇瑞汽车股份有限公司 | A kind of car lighting headlamp |
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2020
- 2020-10-29 CN CN202011181756.2A patent/CN114425984B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN213799431U (en) * | 2020-10-29 | 2021-07-27 | 常州星宇车灯股份有限公司 | Vehicle headlamp with laser high and low beams |
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| Publication number | Publication date |
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| CN114425984A (en) | 2022-05-03 |
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