CN113531476A - High beam lighting device, car lamp and vehicle - Google Patents

Abstract

The invention relates to a vehicle lamp and discloses a high beam lighting device, a vehicle lamp and a vehicle. The high beam lighting device is applied to a left car lamp and a right car lamp and comprises a main high beam module and an auxiliary high beam module, wherein the main high beam module can form a main high beam shape with a light and shade cut-off line, the auxiliary high beam module can form an auxiliary high beam shape with an adjustable spread angle, and the main high beam shape and the auxiliary high beam shape are superposed to form a high beam shape with an adjustable spread angle; wherein, when the high beam lighting device is used for the left car lamp, the cut-off line is positioned at the right side of the main high beam shape; and the high beam lighting device is used for the right car lamp, and the cut-off line is positioned on the left side of the main high beam shape. The invention also provides a vehicle lamp comprising the high-beam lighting device. The high beam shape formed by the high beam lighting device can prevent dazzling, and meanwhile, the light shape has adjustable spread angle, so that the driving safety is improved.

Description

High beam lighting device, car lamp and vehicle

Technical Field

The invention relates to a vehicle lamp, in particular to a high-beam lighting device. In addition, the invention also relates to a vehicle lamp and a vehicle.

Background

Driving safety is increasingly concerned by people, and driving accidents caused by improper use of high beam are rare every year. For example, when a vehicle is driven at night, a high beam is usually used for watching the situation of a front road surface, the high beam of an opposite vehicle generates great stimulation to the eyes of a driver when the vehicle meets the vehicle, so that the driver dazzles instantly, dazzling duration time is different according to the difference of the own eyesight and the surrounding environment of the driver, the dazzling duration time is about at least two seconds, in the dazzling time, the driver drives the vehicle like closing eyes, the observation capability of the surrounding environment is greatly reduced, and the driver is not favorable for safe driving. In addition, when the vehicle is driven at night, the light of the rear vehicle high beam can irradiate the rearview mirrors inside and outside the vehicle, strong light is reflected to the eyes of the driver, the driver can be dazzled instantly, the sight of the driver is influenced, especially when the vehicle is driven at high speed, the braking distance can be greatly increased, and the safety of driving at night is seriously influenced.

The anti-dazzling high beam can form the dark space with the region at opposite side or the place ahead vehicle place, and other illumination area do not have the influence, can also illuminate the road in self vehicle the place ahead when avoiding disturbing other vehicles, can effectively solve the influence that above-mentioned high beam produced the driver, improve the security of driving at night. Chinese patent application No. CN207762807U discloses a mechanical non-glare high beam module, which uses a light-shielding structure for mechanically rotating left and right lamps of an automobile to form a dark space at the position of the automobile in front of the automobile, so as to achieve non-glare, but the widening angle of the left and right lamps is fixed and not adjustable, when the dark space to be formed becomes large or moves left and right, the illumination range of the left and right lamps exceeds the detection range of the camera of the automobile, so that the automobile outside the detection range is dazzled, or the illumination range is too small due to the turning off of the lamp on one side, which affects the driving safety of the driver.

Disclosure of Invention

The invention aims to provide a high beam lighting device, which can prevent dazzling of a high beam formed by the lighting device, and can improve driving safety because of adjustable light shape spread angle.

The second technical problem to be solved by the invention is to provide a vehicle lamp, the high beam shape of which can prevent dazzling, and the beam shape has adjustable spread angle and high safety.

The third technical problem to be solved by the invention is to provide a vehicle lamp, the high beam shape of which can prevent dazzling, the beam shape spread angle of which is adjustable, and the driving safety is high.

In order to solve the technical problems, the invention provides a high beam lighting device, which is applied to a left car lamp and a right car lamp and comprises a main high beam module and an auxiliary high beam module, wherein the main high beam module can form a main high beam shape with a cut-off line, the auxiliary high beam module can form an auxiliary high beam shape with an adjustable spread angle, and the main high beam shape and the auxiliary high beam shape are superposed to form a high beam shape with an adjustable spread angle; wherein, when the high beam lighting device is used for the left car lamp, the cut-off line is positioned at the right side of the main high beam shape; and the high beam lighting device is used for the right car lamp, and the cut-off line is positioned on the left side of the main high beam shape.

As a preferred embodiment, the main high beam module includes a main primary optical element, a light shielding structure, a main high beam circuit board, a main high beam lens, and a main high beam light source disposed on the main high beam circuit board, the main primary optical element includes a reflection unit, and the main high beam circuit board and the main high beam lens are respectively connected to the main primary optical element; the light shielding structure can shield part of reflected light rays of the reflection unit, so that the light rays emitted by the main high beam light source are reflected to the main high beam lens through the reflection unit and are projected through the main high beam lens to form the main high beam shape with the cut-off line.

Preferably, the light shielding structure is disposed on or integrally formed with the reflection unit.

More preferably, a main high beam lens connecting part is provided on or integrally formed with the main high beam lens, and a main primary optical element connecting part is provided on or integrally formed with the main primary optical element, and the main high beam lens connecting part is connected to the main primary optical element connecting part.

As another preferred specific embodiment, an auxiliary lighting module is further disposed on the main high beam module, and the emergent light of the auxiliary lighting module is projected by the main high beam lens to form a main high beam supplementary light shape, which is located in a no light area on one side of the cut-off line on the main high beam shape.

Preferably, an edge of the main high beam complementary light shape can coincide with the cut-off line.

More preferably, the auxiliary lighting module comprises an auxiliary lighting primary optical element, an auxiliary lighting light source and an auxiliary lighting circuit board, wherein at least one auxiliary light gathering structure is arranged on the light incident surface of the auxiliary lighting primary optical element, and the auxiliary lighting light source is positioned on the auxiliary lighting circuit board and is in one-to-one correspondence with the auxiliary light gathering structure; the auxiliary lighting primary optical element is provided with an auxiliary light-emitting surface facing the main high beam lens, and the auxiliary lighting primary optical element can enable emergent rays of the auxiliary lighting light source to emit to the main high beam lens.

Further preferably, the secondary lighting primary optical element is located between the primary optical element and the primary high beam lens, and the light shielding structure is disposed on or integrally formed with the secondary lighting primary optical element.

Specifically, the light shielding structure is one of the following two structures: when the high beam lighting device is used for the left car lamp, the shading structure is arranged at the left part in front of the reflecting unit, and the shaded light and the unshaded light are bounded by the right side edge and the upper side edge of the shading structure; the high beam lighting device is used for under the condition of right car light, light-shading structure locates the right side part in reflection unit the place ahead, and its light that shelters from and the light that does not shelter from use its left side edge and upside edge as the border.

Typically, the cutoff line is L-shaped or reverse L-shaped.

As another preferred embodiment, the auxiliary high beam module includes an auxiliary primary optical element, an auxiliary high beam light source, an auxiliary high beam circuit board, and an auxiliary high beam lens, wherein a plurality of light gathering structures are disposed on a light incident surface of the auxiliary primary optical element, and the auxiliary high beam light source is disposed on the auxiliary high beam circuit board and in one-to-one correspondence with the light gathering structures; each auxiliary high beam light source can be independently turned on or off, and the light-emitting surface of the auxiliary primary optical element faces the auxiliary high beam lens.

In a second aspect, the present invention provides a vehicle lamp, including the above-mentioned high beam lighting device and a driving mechanism for driving the high beam lighting device to move left and right.

In a third aspect, the invention provides a vehicle comprising the lamp.

According to the technical scheme, the main high beam module in the high beam lighting device can form the main high beam shape with a light and shade cut-off line, the auxiliary high beam module can form the auxiliary high beam shape with an adjustable spread angle, so that when the high beam lighting device is applied to a left car lamp and a right car lamp, the high beam shape of the left car lamp and the high beam shape of the right car lamp can respectively adjust the spread angle of the light shapes, and the high beam shape with a dark area can be formed after the high beam shape of the left car lamp and the high beam shape of the right car lamp are overlapped, so that dazzling of an opposite car or a front car can be effectively prevented when the high beam is used during night driving, meanwhile, the spread angle of the high beam shape can be adaptively adjusted according to driving environments, requirements of various driving environments can be met, and safety of night driving can be further improved. According to the vehicle lamp based on the high-beam lighting device, the driving mechanism is utilized to enable the high-beam lighting device to move left and right, so that the high-beam lighting device of the left vehicle lamp is matched with the high-beam lighting device of the right vehicle lamp, the width and the position of a dark area on a high-beam light shape can be adjusted through left and right movement respectively, and the applicability of the vehicle lamp is improved.

In a preferred embodiment, an auxiliary lighting module is further arranged on the main high beam module, and the auxiliary lighting module can form a main high beam supplementary light shape at a no light area caused by the light shielding structure, so that the defect of the no light area on the full high beam shape is overcome, and the high beam lighting effect is effectively improved.

Further advantages of the present invention, as well as the technical effects of preferred embodiments, are further described in the following detailed description.

Drawings

FIG. 1 is a schematic structural diagram of a main high beam module according to an embodiment of the present invention;

FIG. 2 is a cross-sectional view of the main high beam module shown in FIG. 1;

FIG. 3 is a light path diagram of the main high beam module shown in FIG. 1 applied to a left light;

FIG. 4 is a schematic structural diagram of a main primary optical element when the main high beam module according to an embodiment of the present invention is applied to a left lamp;

FIG. 5 is a second schematic view of a primary optical element of a left light when the main high beam module of the present invention is applied to the left light;

FIG. 6 is a schematic structural diagram of a main primary optical element when the main high beam module according to an embodiment of the present invention is applied to a right lamp;

FIG. 7 is a left main high beam profile with a left cutoff line formed by the main high beam module of the present invention;

FIG. 8 is a right main high beam profile with a right cutoff line formed by the main high beam module of the present invention;

FIG. 9 is a main high beam profile with dark areas superimposed on the profiles shown in FIGS. 7 and 8;

FIG. 10 is a schematic structural diagram of an embodiment of the main high beam module and the auxiliary lighting module of the present invention;

FIG. 11 is a schematic view of the primary high beam module and the secondary illumination module shown in FIG. 10;

FIG. 12 is a schematic view of the primary high beam module and the secondary illumination module shown in FIG. 10;

FIG. 13 is a detail view of one embodiment of an auxiliary lighting module according to the present invention;

FIG. 14 is a light path diagram of the auxiliary lighting module of the present invention;

FIG. 15 is one of the schematic structural illustrations of one embodiment of the secondary illumination primary optic of the present invention;

FIG. 16 is a second schematic diagram of an embodiment of an auxiliary illumination primary optic of the present invention;

FIG. 17 is a third exemplary schematic diagram of an embodiment of an auxiliary illumination primary optic of the present invention;

FIG. 18 is a schematic structural diagram of an embodiment of an auxiliary high beam module according to the present invention;

fig. 19 is a longitudinal sectional view of the auxiliary high beam module shown in fig. 18;

fig. 20 is a transverse sectional view of the auxiliary high beam module shown in fig. 18;

FIG. 21 is a schematic diagram of the construction of one embodiment of an auxiliary primary optic of the present invention;

FIG. 22 is another schematic structural view of the secondary primary optical element shown in FIG. 21;

fig. 23 is an optical path diagram of the auxiliary primary optical element shown in fig. 21 when the auxiliary high beam light source is fully turned on;

FIG. 24 is an optical path diagram of the auxiliary primary optic element of FIG. 21 with the first auxiliary high beam light source to the right of the open position;

fig. 25 is an optical path diagram of the secondary primary optical element shown in fig. 21 with the secondary high beam light source to the right of the secondary primary optical element turned on;

fig. 26 is an optical path diagram of the right third auxiliary high beam light source of the auxiliary primary optical element shown in fig. 21 when turned on;

fig. 27 is an optical path diagram of the fourth auxiliary high beam light source on the right side of the auxiliary primary optical element shown in fig. 21 when turned on;

fig. 28 is an optical path diagram of the fifth auxiliary high beam light source on the right of the auxiliary primary optical element shown in fig. 21 when turned on;

FIG. 29 is a light pattern diagram in which the auxiliary lighting regions for auxiliary high beam shapes are sequentially turned off from right to left when the high beam lighting device of the present invention is applied to a left vehicle lamp;

FIG. 30 is a light pattern diagram in which the auxiliary lighting regions of the auxiliary high beam shape are sequentially turned off from left to right when the high beam lighting device of the present invention is applied to a right vehicular lamp;

FIG. 31 is a light diagram of the auxiliary high beam light source fully turned on when the high beam lighting device of the present invention is applied to a left light and a right light;

fig. 32 is a light pattern diagram of the light pattern shown in fig. 31 when the auxiliary high beam light source corresponding to the area where the vehicle or pedestrian is present is turned off;

FIG. 33 is a high beam shape of a left side light formed by superimposing the main high beam shape of the left side light and the auxiliary high beam shape of the left side light with different beam shape spread angles according to the present invention;

FIG. 34 is a high beam shape of a right lamp formed by superimposing a main high beam shape of the right lamp and an auxiliary high beam shape of the right lamp with different beam shape spread angles according to the present invention;

FIG. 35 is a left light full high beam shape formed by superimposing the auxiliary illumination areas of the main high beam shape and the auxiliary high beam shape of the left light when the auxiliary illumination areas are fully lit according to the present invention;

FIG. 36 is a full high beam shape of the right lamp formed by superimposing the auxiliary illumination areas of the main high beam shape and the auxiliary high beam shape of the right lamp when the auxiliary illumination areas are fully lit in accordance with the present invention;

FIG. 37 is a full high beam profile of the present invention, which is formed by superimposing the full high beam profile of the left light and the full high beam profile of the right light;

FIG. 38 is an embodiment of the present invention showing a high beam profile with dark regions;

FIG. 39 is another embodiment of the present invention showing a high beam profile with dark areas;

FIG. 40 shows a main high beam supplementary light shape formed by the auxiliary lighting module of the present invention;

fig. 41 shows the total high beam shape formed by the main high beam module, the auxiliary high beam module and the auxiliary lighting module according to the present invention.

Description of the reference numerals

1, a main high beam module; 11 a primary optical element; 111 a reflection unit; 112 a primary optical element connection; 113 a heat sink; 12 a light shielding structure; 121 right edge; 122 upper side edges; 123 left side edge; 13 a main high beam circuit board; 14 a main high beam lens; 141 a main high beam lens connection part; 142 a main light shield; 15 main high beam light source; 16 primary high beam heat sink; 2 auxiliary high beam module; 21 an auxiliary primary optical element; 22 a light-concentrating structure; 23 auxiliary high beam light source; 24 auxiliary high beam lens; 241 auxiliary light shield; 25 auxiliary high beam circuit board; 26 auxiliary high beam heat sink; 3 auxiliary lighting module; 31 an auxiliary light gathering structure; 32 auxiliary lighting primary optics; 321 auxiliary light-emitting surface; 33 auxiliary lighting circuit board; 34 auxiliary lighting heat sink; 35 auxiliary lighting source

Detailed Description

The following detailed description of embodiments of the invention refers to the accompanying drawings. It should be understood that the detailed description and specific examples, while indicating the present invention, are given by way of illustration and explanation only, not limitation.

In the description of the present invention, it is first stated that the terms "connected" and "mounted" are to be interpreted broadly, unless expressly stated or limited otherwise, as such connections being intended to be either fixed or removable or integral; the connection may be direct or indirect through an intermediate medium, and may be a communication between two components or an interaction relationship between two components. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the description of the present invention, it should be construed that some directional words, such as "front", "left", "right", and "up", referred to in the following description for clearly explaining the technical aspects of the present invention refer to a front, left and right direction or an upper direction in a normal driving state of the vehicle. Furthermore, GB4599-2007 states that the light distribution performance of a vehicle headlamp should be measured on a light distribution screen located 25m ahead of the reference center of the headlamp; the cutoff line is a cut-off line at which a light beam is projected onto the light distribution screen and the brightness is significantly changed visually, wherein the L-shaped cutoff line is an "L" -shaped cutoff line, and the reverse L-shaped cutoff line is a cut-off line having a shape symmetrical to the "L".

The invention provides a high beam lighting device, which is applied to a left car lamp and a right car lamp and comprises a main high beam module 1 and an auxiliary high beam module 2, wherein the main high beam module 1 can form a main high beam shape with a cut-off line, the auxiliary high beam module 2 can form an auxiliary high beam shape with adjustable spread angle, and the main high beam shape and the auxiliary high beam shape are superposed to form a high beam shape with adjustable spread angle; wherein, when the high beam lighting device is used for the left car lamp, the cut-off line is positioned at the right side of the main high beam; and the high beam lighting device is used for the right car lamp, and the cut-off line is positioned on the left side of the main high beam shape.

In the present invention, the "high beam shape" is the shape of the light projected by the high beam illumination device onto the light distribution screen; the main high beam light shape is a light shape positioned in the central area of the high beam light shape so as to ensure the central area illumination of the high beam light shape; the auxiliary high beam profile is a profile located in the high beam profile widening area to ensure the illumination range of the high beam profile; the main high beam shape and the auxiliary high beam shape are superposed to form a high beam shape, the 'full high beam shape' is the high beam shape formed by projection when the light sources of the main high beam module and the auxiliary high beam module are all turned on, and the full high beam shape is projected by the car lamp when no vehicle or pedestrian exists in front of or at the opposite side.

When the high beam lighting device of the basic technical scheme is applied to a left car lamp, the main high beam module 1 can form a left car lamp main high beam shape with a left light and dark cut-off line, the auxiliary high beam module 2 can form a left car lamp auxiliary high beam shape with an adjustable spread angle, and the left car lamp main high beam shape and the left car lamp auxiliary high beam shape are overlapped to form a left car lamp high beam shape with an adjustable spread angle; when the auxiliary high-beam light module 2 is applied to a right car lamp, the main high-beam light module 1 can form a right car lamp main high-beam light shape with a right light and dark cut-off line, the auxiliary high-beam light shape of the right car lamp with an adjustable spread angle can be formed, and the main high-beam light shape of the right car lamp and the auxiliary high-beam light shape of the right car lamp can form a right car lamp high-beam light shape with an adjustable light shape spread angle after being superposed; furthermore, the high beam light shape of the left vehicle lamp and the high beam light shape of the right vehicle lamp can form a high beam light shape with a dark area and adjustable light shape spreading angle after being overlapped. When the vehicle is in front of the vehicle or the other side has the vehicle or the pedestrian, according to the position of the vehicle or the pedestrian and the width of the area where the vehicle or the pedestrian is located, the left vehicle lamp high beam light shape and the right vehicle lamp high beam light shape are moved leftwards and rightwards, the high beam light shapes with dark zones are formed after the left vehicle lamp high beam light shape and the right vehicle lamp high beam light shape are overlapped, the dark zones are located between the left light and dark cut-off line and the right light and dark cut-off line, the dark zones cover the area where the vehicle or the pedestrian is located in front of the vehicle or the other side, the interference of the high beam on the vehicle drivers or the pedestrian in front of the vehicle or the other side can be effectively avoided, and the dazzling is prevented. Simultaneously, the light shape widening angles of the high beam light shape of the left car light and the high beam light shape of the right car light are adaptively adjusted, so that the requirements of various driving environments are met, dazzling of vehicles outside a detection range of a vehicle camera due to the fact that the illumination range is too wide to exceed the detection range of the vehicle camera in a dark area is avoided, and the safety of driving at night is further improved.

As a preferred embodiment of the present invention, as shown in fig. 1 to 3, the main high beam module 1 includes a main primary optical element 11, a light shielding structure 12, a main high beam circuit board 13, a main high beam lens 14, and a main high beam light source 15 disposed on the main high beam circuit board 13, the main primary optical element 11 includes a reflection unit 111, and the main high beam circuit board 13 and the main high beam lens 14 are respectively connected to the main primary optical element 11; the light shielding structure 12 can shield part of the reflected light of the reflection unit 111, so that the light emitted from the main high beam light source 15 is reflected to the main high beam lens 14 through the reflection unit 111 and projected through the main high beam lens 14 to form a main high beam shape having a cut-off line. The light path diagram of the main high beam module 1 when applied to a left vehicle lamp is shown in fig. 3, which can form a left main high beam shape with a left cut-off line as shown in fig. 7, the right main high beam shape with a right cut-off line as shown in fig. 8 can be formed when applied to a right vehicle lamp, the main high beam shape with a dark zone as shown in fig. 9 can be formed after the left main high beam shape and the right main high beam shape are superposed, and the dark zone is located between the left cut-off line and the right cut-off line.

In the embodiment of the main high beam module 1, the reflection unit 111 may be a mirror, a member having a reflection surface, or a member having a light reflection function. The main primary optical element 11 and the main high beam circuit board 13, the main high beam lens 14 are directly positioned and installed in the main high beam module 1, the use of auxiliary parts such as a lens support or a transition support is reduced, repeated assembly of all parts is avoided, the positioning accuracy between the main high beam light source 15, the main primary optical element 11 and the main high beam lens 14 is high, the accuracy of an optical system is improved, and meanwhile, the size of a high beam lighting device can be reduced.

More preferably, as shown in fig. 2, a main high beam lens connecting portion 141 is provided or integrally formed on the main high beam lens 14, a main primary optical element connecting portion 112 is provided or integrally formed on the main primary optical element 11, and the main high beam lens connecting portion 141 is connected to the main primary optical element connecting portion 112. The provision of the main primary optical element connecting portion 112 and the main high beam lens connecting portion 141 makes the mounting of the main primary optical element 11 and the main high beam lens 14 more stable and more accurate in positioning. The heat sink 113 is disposed on the reflection unit 111, which is beneficial to dissipating heat inside the main primary optical element 11, avoiding over-high local temperature of the main primary optical element 11, and ensuring stable and accurate emergent light shape of the main primary optical element 11.

Typically, the main high beam lens 14 is provided with a main light shield 142 on a side surface thereof joined to the light exit surface, and the main high beam circuit board 13 is provided with a main high beam heat sink 16 on a side away from the main high beam light source 15. The main light shield 142 and the main high beam lens 14 may be connected by a screw, riveting, gluing or welding, and the main light shield 142 can effectively prevent the emergent light of the main primary optical element 11 from being emitted from the side surface of the main high beam lens 14, and only exposes the light emitting surface of the main high beam lens 14. The main high beam heat sink 16 helps to dissipate the heat generated by the main high beam light source 15 in time, so as to avoid the interference of the over-high local temperature on the main high beam light source 15 and the main high beam circuit board 13, and maintain the stability of the operation of the main high beam light source 15.

Based on the above-mentioned embodiment of the main high beam module 1, the light shielding structure 12 may be disposed on the light emitting path of the reflection unit 111 to shield part of the reflected light of the reflection unit 111.

As a more preferred embodiment of the present invention, as shown in fig. 4 to 6, the light shielding structure 12 is disposed on or integrally formed with the reflection unit 111, and integrates two functions of reflecting the light emitted from the main high beam light source 15 and shielding part of the reflected light of the reflection unit 111, so that the components in the main high beam module 1 have a simple structure and a compact design.

As another more preferred embodiment of the present invention, as shown in fig. 10 to 13, the main high beam module 1 is further provided with an auxiliary lighting module 3, and the emergent light of the auxiliary lighting module 3 is projected by the main high beam lens 14 to form a main high beam supplementary light shape, which is located in a no light area on the side of the cutoff line on the main high beam shape. At this time, the additional auxiliary lighting module 3 is turned on in the full high beam mode without a dark space, and the light path diagram is as shown in fig. 14, so as to form the main high beam supplement light shape as shown in fig. 40, thereby filling the light-free area on the right side of the cut-off line of the main high beam shape of the left vehicle lamp as shown in fig. 7, making up the deficiency of the main high beam shape formed by the main high beam module 1 in front of the vehicle or when the opposite side has no vehicle or pedestrian, effectively improving the high beam lighting effect, and preventing glare while ensuring that the full high beam shape meets the requirement of high beam lighting when the glare is not required. The main high beam supplementary light shape may be in a no light area on one side of a cut-off line on the main high beam shape, and preferably, an edge of the main high beam supplementary light shape may coincide with the cut-off line to supplement the main high beam shape more completely.

Preferably, as shown in fig. 13 and 15, the auxiliary lighting module 3 includes an auxiliary lighting primary optical element 32, an auxiliary lighting light source 35 and an auxiliary lighting circuit board 33, at least one auxiliary light focusing structure 31 is disposed on the light incident surface of the auxiliary lighting primary optical element 32, and the auxiliary lighting light source 35 is located on the auxiliary lighting circuit board 33 and is disposed in one-to-one correspondence with the auxiliary light focusing structure 31; the auxiliary lighting primary optical element 32 is provided with an auxiliary light emitting surface 321 facing the main high beam lens 14, and the auxiliary lighting primary optical element 32 can emit the emergent light of the auxiliary lighting source 35 to the main high beam lens 14. The light emitted from the auxiliary illumination light source 35 is converged by the auxiliary light-converging structure 31, then emitted to the main high beam lens 14 through the auxiliary light-emitting surface 321, and finally projected by the main high beam lens 14 to form a main high beam complementary light shape.

Further preferably, an auxiliary lighting heat sink 34 is disposed on a side of the auxiliary lighting circuit board 33 away from the auxiliary lighting source 35, which is helpful for dissipating heat generated by the auxiliary lighting source 35 quickly, avoiding the influence of a local over-high temperature on the auxiliary lighting source 35 and the auxiliary lighting circuit board 33, and maintaining stability of the auxiliary lighting source 35.

Based on the above-described embodiments of the primary and secondary lighting modules 1, 3, it is preferred that the secondary lighting primary optical element 32 is located between the primary optical element 11 and the primary high beam lens 14, and the light shielding structure 12 is provided on or integrally formed on the secondary lighting primary optical element 32. At this time, the light shielding structure 12 is skillfully combined with the auxiliary illumination primary optical element 32, specifically, as shown in fig. 15 to 17, one surface of the auxiliary illumination primary optical element 32 facing the reflection unit 111 is used as the light shielding structure 12, and one surface facing the main high beam lens 14 is used as the auxiliary light emitting surface 321, and the light shielding structure 12 can prevent the reflected light of the reflection unit 111 from entering the auxiliary illumination primary optical element 32, so that when the auxiliary illumination light source 35 is turned off, the main high beam module 1 is combined with the auxiliary illumination module 3 to form a main high beam shape having a cut-off line. Light-shielding structure 12 and supplementary play plain noodles 321 are "V" shape, at this moment, the edge that supplementary play plain noodles 321 corresponds the main high beam light supplement light shape that forms when supplementary lighting source 35 lights, and the light-dark cut-off line that light-shielding structure 12 corresponds and forms when supplementary lighting source 35 extinguishes can coincide better, it is better to the supplementary effect of main high beam light shape, avoid simultaneously setting up light-shielding structure 12 alone in main high beam module 1, make the simple structure of main high beam module 1, space utilization is high.

The light shielding structure 12 can shield part of the reflected light of the reflection unit 111 so that the part of the reflected light cannot be projected to the front of the vehicle and a dead zone is formed in the front of the vehicle. When the light shielding structure 12 is provided integrally with the reflection unit 111 or the auxiliary lighting primary optical element 32, specifically, as shown in fig. 4 to 6 and 12, the light shielding structure 12 is one of the following two structures: when the main high beam module 1 is used for a left vehicle lamp, the light shielding structure 12 is disposed at the left portion in front of the reflection unit 111, and the shielded light and the unshielded light are bounded by the right edge 121 and the upper edge 122 thereof, so that the left vehicle lamp forms a left vehicle lamp main high beam shape with a left cut-off line; in the case that the main high beam module 1 is used for a right vehicle lamp, the light shielding structure 12 is disposed at the right portion in front of the reflection unit 111, and the shielded light and the unshielded light are bounded by the left side edge 123 and the upper side edge 122, so that the right vehicle lamp forms a main high beam shape of the right vehicle lamp with a right cut-off line.

Typically, the cutoff line is L-shaped or reverse L-shaped. In specific application, the right side edge 121 and the upper side edge 122 of the light shielding structure 12 of the high beam lighting device in the left vehicle lamp are perpendicular to each other, and the right side edge 121 and the upper side edge 122 can enable the emergent light shape of the main high beam module 1 of the left vehicle lamp to form an L-shaped left light and dark cut-off line; the left side edge 123 and the upper side edge 122 of the light shielding structure 12 in the right vehicle lamp are right-angled, and the left side edge 123 and the upper side edge 122 can enable the emergent light of the main high beam module 1 of the right vehicle lamp to form a right light and dark cut-off line in a reverse L shape. At this time, when the auxiliary lighting module 3 is provided in the high beam lighting device, the auxiliary lighting module 3 in the left vehicle lamp is designed to be able to form a left main high beam supplementary light shape having an L-shaped light shape edge at a non-light region on the right side of the left cutoff line, and the auxiliary lighting module 3 in the right vehicle lamp is designed to be able to form a right main high beam supplementary light shape having a reverse L-shaped light shape edge at a non-light region on the left side of the right cutoff line.

The above-mentioned L-shaped left cut-off line or the inverted L-shaped right cut-off line is a preferred shape of the cut-off line in the present invention, it should be noted that the left cut-off line may not be a strict L-shape, and the right cut-off line may not be a strict inverted L-shape, as long as a left-right symmetrical or approximately symmetrical shading dark region shape may be formed between the left cut-off line and the right cut-off line, and the left cut-off line and the right cut-off line may be a left-right symmetrical or approximately symmetrical inward-folding angle shape, an outward-folding angle shape, or an L-shape with a rounded corner, and the shading structure 12 is designed to have a corresponding edge shape.

As another preferred embodiment of the present invention, as shown in fig. 18 to fig. 22, the auxiliary high beam module 2 includes an auxiliary primary optical element 21, an auxiliary high beam light source 23, an auxiliary high beam circuit board 25 and an auxiliary high beam lens 24, wherein a plurality of light gathering structures 22 are disposed on the light incident surface of the auxiliary primary optical element 21, and the auxiliary high beam light sources 23 are disposed on the auxiliary high beam circuit board 25 and are in one-to-one correspondence with the light gathering structures 22; the light-gathering structures 22 are sequentially arranged on the light-incident surface of the auxiliary primary optical element 21 in the left-right direction, or may be arranged in a matrix with multiple rows and multiple columns as required, each auxiliary high beam light source 23 can be independently turned on or off, and the light-emitting surface of the auxiliary primary optical element 21 faces the auxiliary high beam lens 24. Specifically, as shown in fig. 20 and fig. 21, five light-condensing structures 22 may be disposed on the light incident surface of the auxiliary primary optical element 21, each of the five light-condensing structures 22 corresponds to one auxiliary high beam light source 23, when all of the five auxiliary high beam light sources 23 are turned on, an optical path diagram thereof is shown in fig. 23, and when the five auxiliary high beam light sources 23 are turned on individually from right to left, optical path diagrams thereof are shown in fig. 24 to fig. 28. When a plurality of light condensing structures 22 and the supplementary high beam light source 23 that corresponds make supplementary high beam light module 2 be applied to left car light or right car light, can form a plurality of supplementary illumination areas that link up in proper order in left right direction respectively, form supplementary high beam light shape of left car light or the supplementary high beam light shape of right car light correspondingly, each supplementary high beam light source 23 can light independently or extinguish and make every supplementary illumination area can be controlled independently and light and extinguish, with the light shape spread angle of adjustment left car light high beam light shape and right car light high beam light shape. As shown in fig. 29, the auxiliary illumination zones, which are left vehicle lamp auxiliary high beam shapes from top to bottom, extinguish the differently widened left vehicle lamp auxiliary high beam shapes from right to left in sequence; as shown in fig. 30, the auxiliary illumination areas with the auxiliary high beam shape of the right car light from top to bottom turn off the different widened auxiliary high beam shapes of the right car light from left to right in sequence; as shown in fig. 31, when the auxiliary illumination areas of the left vehicle lamp auxiliary high beam shape and the right vehicle lamp auxiliary high beam shape are all lit, a complete high beam widening area beam shape can be formed; as shown in fig. 32, when there is a vehicle or a pedestrian in front of the own vehicle or on the other side, the auxiliary high beam light source 23 corresponding to the area where the vehicle or pedestrian is located is turned off according to the position of the vehicle or pedestrian, thereby preventing dazzling of the vehicle or pedestrian.

Preferably, the light-emitting surface of the auxiliary primary optical element 21 is an inward concave arc surface capable of adapting to the focal plane of the auxiliary high beam lens 24, so that the image formed by the auxiliary high beam lens 24 is clearer.

More preferably, the auxiliary high beam lens 24 is provided with an auxiliary light shield 241 on the side surface connected to the light emitting surface thereof, and an auxiliary high beam heat sink 26 is provided on the auxiliary high beam circuit board 25 at the side far from the auxiliary high beam light source 23. The connection between the auxiliary high beam lens 24 and the auxiliary primary optical element 21, between the auxiliary light shield 241 and the auxiliary high beam lens 24, and between the auxiliary primary optical element 21 and the auxiliary high beam heat sink 26 may be a threaded connection, a rivet connection, an adhesive connection, or a welding connection. The auxiliary light shield 241 can effectively prevent the emergent light of the auxiliary primary optical element 21 from being emitted from the side surface of the auxiliary high beam lens 24, thereby improving the optical efficiency; the auxiliary high beam heat sink 26 can prevent the influence of local high temperature on the auxiliary high beam light source 23, and maintain the stability of the auxiliary high beam light source 23.

In the present invention, the main high beam light source 15, the auxiliary illumination light source 35 and the auxiliary high beam light source 23 may be laser light sources, LED light sources or other lighting for vehicle lampsA bright light source. Preferably, the main high beam light source 15, the auxiliary illumination light source 35 and the auxiliary high beam light source 23 are laser light sources having a luminous flux per unit area of 1200lm/mm²On the left and right sides, the single laser light source can reach the light shape brightness required by the regulation, the light emitting area is very small, and the volume of the high beam illumination device can be reduced.

In addition, it should be noted that the auxiliary primary optical element 21 and the auxiliary illumination primary optical element 32 are both transparent light conductors for light transmission.

In a second aspect, the present invention provides a vehicle lamp, including the above-mentioned high beam lighting device and a driving mechanism for driving the high beam lighting device to move left and right. The high beam lighting device of left side car light can form and have left light and shade cut-off line and the high beam light shape of left side car light of spread width angularly adjustable, the high beam lighting device of right side car light can form and have right light and shade cut-off line and the high beam light shape of right side car light of spread width angularly adjustable, the high beam light shape of left side car light can form the high beam light shape that has dark space and light shape spread width angularly adjustable after overlapping with the high beam light shape of right side car light, the high beam light shape of left side car light and the high beam light shape of right side car light are controlled through actuating mechanism respectively and are removed, mutually support width and the position in order to adjust the dark space, with the different positions and the regional different width in place that adapt to the place ahead or other side vehicle or pedestrian, can satisfy the lighting needs of more driving environment.

It should be noted that the driving mechanism is not particularly limited in the present invention, and preferably, the driving mechanism is an AFS (Adaptive Front-Lighting System) rotating mechanism, and the specific structure of the AFS rotating mechanism can refer to the invention patent with publication number CN 207049828U. Of course, the driving mechanism of the present invention can also be used in AFS rotating mechanism with other structure.

In a preferred embodiment of the vehicle lamp of the present invention, the vehicle lamp includes a left vehicle lamp and a right vehicle lamp, the left vehicle lamp and the right vehicle lamp are respectively provided with a main high beam module 1, an auxiliary high beam module 2 and an auxiliary lighting module 3, the main high beam module 1 includes a main primary optical element 11, a light shielding structure 12, a main high beam circuit board 13, a main high beam lens 14 and a main high beam light source 15 disposed on the main high beam circuit board 13, the main primary optical element 11 includes a reflection unit 111, the reflection unit 111 is provided with a heat sink 113, the main high beam circuit board 13 and the main high beam lens 14 are respectively connected with the main primary optical element 11, the main high beam lens 14 and the main primary optical element 11 are connected with a main primary optical element connection portion 112 through a main high beam lens connection portion 141, and a main high beam heat sink 16 is disposed on a side of the main high beam circuit board 13 away from the main high beam light source 15; the auxiliary high beam module 2 comprises an auxiliary primary optical element 21, an auxiliary high beam light source 23, an auxiliary high beam circuit board 25 and an auxiliary high beam lens 24, wherein a plurality of light gathering structures 22 are arranged on the light incident surface of the auxiliary primary optical element 21, and the auxiliary high beam light sources 23 are positioned on the auxiliary high beam circuit board 25 and are arranged corresponding to the light gathering structures 22 one by one; each auxiliary high beam light source 23 can be independently turned on or off, the light-emitting surface of the auxiliary primary optical element 21 faces the auxiliary high beam lens 24 and is an inward concave arc surface capable of adapting to the focal plane of the auxiliary high beam lens 24, an auxiliary high beam heat sink 26 is arranged on one side of the auxiliary high beam circuit board 25 far away from the auxiliary high beam light source 23, and the main high beam lens 14 and the auxiliary high beam lens 24 are respectively provided with a light shield on the side surface connected with the light-emitting surface thereof; the auxiliary lighting module 3 comprises an auxiliary lighting primary optical element 32, an auxiliary lighting light source 35 and an auxiliary lighting circuit board 33, wherein an auxiliary light condensing structure 31 is arranged on the light incident surface of the auxiliary lighting primary optical element 32, and the auxiliary lighting light source 35 is positioned on the auxiliary lighting circuit board 33 and is arranged corresponding to the auxiliary light condensing structure 31; the auxiliary lighting primary optical element 32 is located between the main primary optical element 11 and the main high beam lens 14, one surface of the auxiliary lighting primary optical element 32 facing the reflection unit 111 is used as a light shielding structure 12, and one surface facing the main high beam lens 14 is used as an auxiliary light emitting surface 321 corresponding to the light shielding structure 12; the light shielded and the light not shielded by the light shielding structure 12 of the left light is bounded by the right side edge 121 and the upper side edge 122 thereof, so that the left light forms a main high beam shape of the left light with an L-shaped cut-off line; the light shielded and the light not shielded by the light shielding structure 12 of the right lamp are bounded by the left side edge and the upper side edge 122 thereof, so that the right lamp forms a main high beam shape of the right lamp having a reverse L-shaped cut-off line.

In the above embodiment of the vehicle lamp, at this time, if the main high beam light source 15 and all the auxiliary high beam light sources 23 in the left vehicle lamp are turned on, the light sources of part of the auxiliary illumination areas of the auxiliary high beam module 2 in the left vehicle lamp are turned off as required, so that a left vehicle lamp high beam light shape with different light shape widening angles and L-shaped cut-off lines can be formed as shown in fig. 33; if the main high beam light source 15 and all the auxiliary high beam light sources 23 in the right car light are turned on, the light sources of part of the auxiliary illumination areas of the auxiliary high beam module 2 in the right car light are turned off as required, so that a right car light high beam light shape with different light shape spread angles and a reverse L-shaped cut-off line can be formed as shown in FIG. 34; if the main high beam light source 15 and all the auxiliary high beam light sources 23 in the left lamp are turned on simultaneously, the full high beam shape of the left lamp as shown in fig. 35 can be formed; if the main high beam light source 15 and all the auxiliary high beam light sources 23 in the right lamp are turned on simultaneously, the full high beam shape of the right lamp as shown in fig. 36 can be formed; if the main high beam light source 15 and all the auxiliary high beam light sources 23 of the left and right lamps are simultaneously used, a full high beam shape as shown in fig. 37 can be formed. In the night driving process, according to different driving conditions, the positions of the high-beam lighting devices in the left lamp and the right lamp are adjusted through the driving mechanism, so that the width and the position of the dark area of the high-beam light shape with the dark area are adjusted, the opposite vehicle or the front vehicle is positioned in the dark area, meanwhile, the on-off state of the auxiliary high-beam light source 23 corresponding to the auxiliary lighting area in the auxiliary high-beam module 2 in the left lamp and the right lamp is respectively controlled, the auxiliary high-beam light shape of the left lamp and the auxiliary high-beam light shape of the right lamp have adaptive light shape widening angles, and the auxiliary high-beam light shapes are matched with the formed main high-beam light shape to form the high-beam light shape required by driving as shown in fig. 38 and 39. Further, as shown in fig. 35 to 37, when the primary high beam light shape and the secondary high beam light shape (all the secondary high beam light sources 23 are in the lit state) are superimposed due to the light shielding structure 12 forming the corresponding no light area, the light shape area (the illuminance contour line is L-shaped) where the no light area is located has a lower illuminance value, the light shape and illumination of the area are not uniform, so that the light shape effect is not ideal, at this time, the auxiliary lighting function of the auxiliary lighting module 3 is used to supplement the light shape defect caused by the part of the light-free area, specifically, the auxiliary lighting source 35 is turned on, the auxiliary lighting module 3 in the left car light forms a left main high beam supplement light shape as shown in fig. 40, the auxiliary lighting module 3 in the right car light forms a corresponding right main high beam supplement light shape, in cooperation with the left vehicle lamp high beam light shape and the right vehicle lamp high beam light shape, a full high beam light shape with uniform light shape illuminance as shown in fig. 41 can be formed. In summary, the width of the dark area formed by the left and right lamps and the position of the dark area can be adjusted, the widening angle of the high beam shape is basically the same during adjustment, so that the driving safety of the driver is not affected due to too small illumination range or the vehicle outside the detection range of the vehicle camera is not dazzled due to too large illumination range, and meanwhile, the main high beam supplementary beam shape formed by the auxiliary illumination module 3 further improves the illumination effect of the full high beam shape, makes up the defect of the no light area caused by the light shielding structure 12 on the full high beam shape, and effectively improves the safety of driving at night.

In a third aspect, the invention provides a vehicle comprising the lamp. Therefore, the high-beam illumination device and the vehicle lamp have all the advantages brought by the technical scheme of the embodiment of the high-beam illumination device and the vehicle lamp. The construction and operation of a vehicle according to an embodiment of the present invention will be understood and readily implemented by those skilled in the art, and thus will not be described in detail.

According to the technical scheme, the main high beam module 1 in the high beam lighting device can form a main high beam shape with a light and shade cut-off line, the auxiliary high beam module 2 can form an auxiliary high beam shape with an adjustable spread angle, so that when the high beam lighting device is applied to a left lamp and a right lamp, the high beam shape of the left lamp and the high beam shape of the right lamp can respectively adjust the spread angle of the light shapes, and the high beam shape with a dark area can be formed after the high beam shape of the left lamp and the high beam shape of the right lamp are overlapped. According to the vehicle lamp based on the high-beam lighting device, the driving mechanism is utilized to enable the high-beam lighting device to move left and right, so that the high-beam lighting device of the left vehicle lamp is matched with the high-beam lighting device of the right vehicle lamp, the width and the position of a dark area on a high-beam light shape can be adjusted through left and right movement respectively, and the applicability of the vehicle lamp is improved.

In a preferred embodiment, the auxiliary lighting module 3 is further disposed on the main high beam module 1, and the auxiliary lighting module 3 can form a main high beam supplementary beam shape in a no light area caused by the light shielding structure 12, so as to make up for the deficiency of the no light area to the full high beam shape, and effectively improve the effect of high beam illumination.

The preferred embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited thereto. Within the scope of the technical idea of the invention, numerous simple modifications can be made to the technical solution of the invention, including combinations of the specific features in any suitable way, and the invention will not be further described in relation to the various possible combinations in order to avoid unnecessary repetition. Such simple modifications and combinations should be considered within the scope of the present disclosure as well.

Claims (13)

1. A high beam lighting device is applied to a left car lamp and a right car lamp and is characterized by comprising a main high beam module (1) and an auxiliary high beam module (2), wherein the main high beam module (1) can form a main high beam shape with a light and shade cut-off line, the auxiliary high beam module (2) can form an auxiliary high beam shape with an adjustable spread angle, and the main high beam shape and the auxiliary high beam shape are superposed to form a high beam shape with an adjustable spread angle; wherein the content of the first and second substances,

when the high beam lighting device is used for the left car lamp, the cut-off line is positioned on the right side of the main high beam;

and the high beam lighting device is used for the right car lamp, and the cut-off line is positioned on the left side of the main high beam shape.

2. The high beam lighting device according to claim 1, wherein the main high beam module (1) comprises a main primary optical element (11), a light shielding structure (12), a main high beam circuit board (13), a main high beam lens (14) and a main high beam light source (15) arranged on the main high beam circuit board (13), the main primary optical element (11) comprises a reflection unit (111), and the main high beam circuit board (13) and the main high beam lens (14) are respectively connected with the main primary optical element (11);

the light shielding structure (12) can shield part of reflected light rays of the reflection unit (111) so that the light rays emitted by the main high beam light source (15) are reflected to the main high beam lens (14) through the reflection unit (111) and projected to form the main high beam shape with the cut-off line through the main high beam lens (14).

3. A high beam illumination device according to claim 2, characterized in that said light shielding structure (12) is provided on or integrated with said reflecting unit (111).

4. A high-beam illumination device according to claim 2, characterized in that a main high-beam lens connection portion (141) is provided on or integrally formed with the main high-beam lens (14), a main primary optical element connection portion (112) is provided on or integrally formed with the main primary optical element (11), and the main high-beam lens connection portion (141) is connected to the main primary optical element connection portion (112).

5. A high-beam illumination device according to claim 2, characterized in that an auxiliary illumination module (3) is further disposed on the main high-beam module (1), and the emergent light of the auxiliary illumination module (3) is projected by the main high-beam lens (14) to form a main high-beam supplementary beam shape, which is located at the no-light area on the side of the cut-off line on the main high-beam shape.

6. A high-beam lighting device as claimed in claim 5, wherein the edge of said main high-beam complementary light shape is capable of coinciding with said cut-off line.

7. The high-beam illumination device according to claim 5, wherein the auxiliary illumination module (3) comprises an auxiliary illumination primary optical element (32), an auxiliary illumination light source (35) and an auxiliary illumination circuit board (33), at least one auxiliary light gathering structure (31) is arranged on the light incident surface of the auxiliary illumination primary optical element (32), and the auxiliary illumination light source (35) is arranged on the auxiliary illumination circuit board (33) and is in one-to-one correspondence with the auxiliary light gathering structure (31);

the auxiliary lighting primary optical element (32) is provided with an auxiliary light emitting surface (321) facing the main high beam lens (14), and the auxiliary lighting primary optical element (32) can enable emergent rays of the auxiliary lighting light source (35) to emit to the main high beam lens (14).

8. A high-beam lighting device as claimed in claim 7, characterized in that said secondary lighting primary optical element (32) is located between said primary optical element (11) and said primary high-beam lens (14), said light-shielding structure (12) being provided on or integrally formed with said secondary lighting primary optical element (32).

9. A high-beam lighting device as claimed in claim 3 or 8, characterized in that said light-shielding structure (12) is one of the following two structures:

when the high beam lighting device is used for the left car lamp, the light shielding structure (12) is arranged at the left part in front of the reflecting unit (111), and the shielded light and the unshielded light are bounded by the right side edge (121) and the upper side edge (122) of the light shielding structure;

when the high beam lighting device is used for the right vehicle lamp, the light shielding structure (12) is arranged at the right part in front of the reflection unit (111), and the shielded light and the unshielded light are bounded by the left side edge (123) and the upper side edge (122) of the light shielding structure.

10. A high-beam illumination device as claimed in claim 9, wherein said cutoff line is L-shaped or inverted L-shaped.

11. The high beam illumination device according to claim 1, wherein the auxiliary high beam module (2) comprises an auxiliary primary optical element (21), an auxiliary high beam light source (23), an auxiliary high beam circuit board (25) and an auxiliary high beam lens (24), a plurality of light gathering structures (22) are arranged on the light incident surface of the auxiliary primary optical element (21), and the auxiliary high beam light source (23) is arranged on the auxiliary high beam circuit board (25) and is in one-to-one correspondence with the light gathering structures (22); each auxiliary high beam light source (23) can be independently turned on or off, and the light-emitting surface of the auxiliary primary optical element (21) faces the auxiliary high beam lens (24).

12. A vehicular lamp characterized by comprising a high-beam illumination device according to any one of claims 1 to 11 and a drive mechanism for driving the high-beam illumination device to move left and right.

13. A vehicle characterized by comprising the lamp according to claim 12.

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