WO2023208067A1 - 透镜组件、车灯和车辆 - Google Patents

透镜组件、车灯和车辆 Download PDF

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Publication number
WO2023208067A1
WO2023208067A1 PCT/CN2023/090954 CN2023090954W WO2023208067A1 WO 2023208067 A1 WO2023208067 A1 WO 2023208067A1 CN 2023090954 W CN2023090954 W CN 2023090954W WO 2023208067 A1 WO2023208067 A1 WO 2023208067A1
Authority
WO
WIPO (PCT)
Prior art keywords
light
lens
lens assembly
light blocking
escape
Prior art date
Application number
PCT/CN2023/090954
Other languages
English (en)
French (fr)
Inventor
孙渤林
唐斌斌
张士颖
Original Assignee
北京车和家汽车科技有限公司
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 北京车和家汽车科技有限公司 filed Critical 北京车和家汽车科技有限公司
Publication of WO2023208067A1 publication Critical patent/WO2023208067A1/zh

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Classifications

    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/20Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by refractors, transparent cover plates, light guides or filters
    • F21S41/25Projection lenses
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21SNON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
    • F21S41/00Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps
    • F21S41/40Illuminating devices specially adapted for vehicle exteriors, e.g. headlamps characterised by screens, non-reflecting members, light-shielding members or fixed shades
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21WINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2102/00Exterior vehicle lighting devices for illuminating purposes
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21LIGHTING
    • F21WINDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2107/00Use or application of lighting devices on or in particular types of vehicles
    • F21W2107/10Use or application of lighting devices on or in particular types of vehicles for land vehicles

Definitions

  • the present disclosure relates to the technical field of automobile accessories, and specifically relates to a lens assembly, a car lamp and a vehicle.
  • Automobile headlights include a light source, a reflector and a lens.
  • the reflector has multiple reflective surfaces
  • the lens has multiple light incident surfaces.
  • the light source, reflective surface and corresponding light incident surface form an optical unit.
  • Multiple The light source, multiple reflective surfaces and multiple light incident surfaces form multiple optical units. In each optical unit, the light emitted by the light source is reflected by the corresponding reflective surface and then converges near the focus of the corresponding light incident surface. The light emitted by multiple light sources is finally refracted by the lens to the road surface to form illumination.
  • reflectors with smaller focal lengths are usually used, causing part of the light emitted by the light source to not pass through the focus of the reflective surface, that is, out of focus.
  • the light emitted by the light source is not
  • the light passing through the focal point of the reflective surface is defocused light.
  • the defocused light cannot illuminate the corresponding light incident surface, and is easy to illuminate the light incident surface of the adjacent optical unit, eventually causing the defocused light to form stray light on the road surface, affecting the road lighting effect and vehicle driving safety.
  • the present disclosure aims to solve one of the technical problems in the related art, at least to a certain extent.
  • embodiments of the present disclosure provide a lens assembly to reduce or even avoid stray light generated by a vehicle lamp having the lens assembly.
  • An embodiment of the present disclosure provides a vehicle lamp to improve the road illumination effect of the vehicle lamp.
  • Embodiments of the present disclosure provide a vehicle to improve the safety of the vehicle.
  • the lens assembly of the embodiment of the present disclosure includes a lens and a light-blocking member.
  • the lens has multiple light-incident surfaces; the light-blocking member includes a light-blocking portion, and the light-blocking portion is provided on two adjacent light-incident surfaces. to separate two adjacent light incident surfaces.
  • the lens has a light exit surface corresponding to the light entrance surface, the light entrance surface is a light entrance surface collimated in a first direction, and the light exit surface is a light exit surface collimated in a second direction. surface, a separation part is formed between two adjacent light incident surfaces, and the light blocking part is arranged corresponding to the separation part, wherein the first direction is orthogonal to the second direction.
  • the light blocking part is a light blocking plate or a light blocking strip; and/or the distance between the partition part and the light incident surface is 0.1 mm to 1 mm; and/or the light blocking part The size in the first direction is 0.1mm ⁇ 2mm.
  • the light entrance surface and the light exit surface are spaced apart along a third direction, wherein the third direction is orthogonal to the second direction and the first direction.
  • the size of the light blocking portion in the second direction is greater than or equal to the size of the light incident surface; and/or the size of the light blocking portion in the third direction is 1 mm to 10 mm. ; And/or the light-blocking member also includes a connecting portion, the light-blocking portion is connected to the connecting portion, and the connecting portion is connected to the lens.
  • the light blocking member includes a connecting portion, the connecting portion is a connecting plate, the connecting portion has a plurality of escape portions for the light incident surface to pass through, the plurality of escape portions and a plurality of escape portions.
  • the light incident surfaces correspond to each other one by one, the light incident surfaces are arranged in the corresponding escape parts, and the light blocking part is arranged between two adjacent escape parts.
  • the escape part is an escape hole
  • the hole wall of the escape hole has a first stop part and a second stop part oppositely arranged in the second direction
  • the first stop part is The stop part and the second stop part respectively stop against both ends of the lens in the second direction
  • the escape part is an escape groove
  • the groove wall of the escape groove has a groove on the third
  • a first stop portion and a second stop portion are arranged oppositely in two directions. The first stop portion and the second stop portion respectively stop at both ends of the lens in the second direction. .
  • the escape part is an escape hole
  • the hole wall has a first thickened part and a second thickened part
  • the thickness of the first thickened part and the second thickened part is greater than The thickness of the remaining part of the hole wall, the first thickened part forms the first stop part, and the second thickened part forms the second stop part; or the escape part is an escape groove, so
  • the groove wall has a first thickened portion and a second thickened portion. The thickness of the first thickened portion and the second thickened portion is greater than the thickness of the remaining portion of the groove wall.
  • the first thickened portion The first stop portion is formed, and the second thickened portion forms the second stop portion.
  • the light-blocking portion is a light-blocking plate, and a plurality of the light-blocking portions are provided on a side of the connecting portion away from the light-emitting surface.
  • the light blocking member includes a connecting portion
  • the lens assembly further includes a frame body
  • the connecting portion and the lens are both connected to the frame body.
  • the frame is a cover body having a receiving cavity
  • the lens is disposed in the receiving cavity
  • at least a part of the light blocking member is disposed in the receiving cavity.
  • the lens includes a connected lens body and a connecting arm, the light incident surface and the light exit surface are provided on the lens body, the connecting part, the connecting arm and the frame body detachably connected by fasteners; and/or one of the frame body and the connecting part has a positioning post, the other of the frame body and the connecting part has a first positioning hole, the connection The arm has a second positioning hole, a part of the positioning post is inserted into the first positioning hole, the part of the positioning post matches the first positioning hole, and the other part of the positioning post is inserted In the second positioning hole, the other part of the positioning post matches the second positioning hole.
  • the cavity wall of the accommodation cavity has a first step surface and a second step surface perpendicular to the third direction, and the second step surface is located on the first step surface in the third direction.
  • the connecting arm stops against the first step surface along the third direction, and a part of the connecting part stops against the second step along the third direction.
  • the vehicle lamp according to the embodiment of the present disclosure includes the lens assembly described in any of the above embodiments.
  • the vehicle light further includes a reflector, the reflector has a plurality of reflective surfaces, each of the light incident surfaces is provided corresponding to at least one of the reflective surfaces, and the focal length of the reflective surface is 0.5 mm ⁇ 3mm.
  • the vehicle according to the embodiment of the present disclosure includes the vehicle lamp described in any of the above embodiments.
  • the lens assembly of the embodiment of the present disclosure is provided with a light blocking member and uses the light blocking part of the light blocking member to separate two adjacent light incident surfaces, which can effectively prevent the light emitted by the light source from irradiating the light incident surface of the adjacent optical unit. , and the formation of stray light is beneficial to improving the road illumination effect of the vehicle light with the lens assembly, and improving the driving safety of the vehicle with the vehicle light.
  • Figure 1 is an exploded view of a lens assembly according to one embodiment of the present disclosure.
  • Figure 2 is a schematic structural diagram of a lens assembly according to an embodiment of the present disclosure (the frame is hidden).
  • FIG. 3 is a schematic structural diagram of the light blocking member in FIG. 1 from a first perspective.
  • FIG. 4 is a schematic structural diagram of the light blocking member in FIG. 1 from a second perspective.
  • Fig. 5 is a schematic structural diagram of the frame in Fig. 1 from a first perspective.
  • Fig. 6 is a schematic structural diagram of the frame in Fig. 1 from a second perspective.
  • Figure 7 is an exploded view of a vehicle lamp according to an embodiment of the present disclosure.
  • Figure 8 is a front view of a vehicle lamp according to an embodiment of the present disclosure (with the radiator hidden).
  • FIG. 9 is a view taken along line A-A in FIG. 8 .
  • Figure 10 is a schematic structural diagram of the lens, reflector and light source in Figure 7.
  • Figure 11 is a schematic diagram of the direction of light when part of the optical unit in Figure 10 is working.
  • Figure 12 is a light shape effect diagram of one of the optical units in Figure 11
  • Figure 13 is a light shape effect diagram of an optical unit in the related art.
  • Car lights include high beam and low beam.
  • the light of the high beam is emitted in parallel.
  • the light is concentrated and bright, and can illuminate higher and farther objects.
  • the light emitted by the low beam is divergent and can illuminate close objects. objects within a larger range.
  • Car lights, as the eyes of a car, are not only related to the external image of a car owner, but are also closely related to safe driving at night or in bad weather conditions. Therefore, the road illumination effect of car lights is crucial to safe driving.
  • the light shape formed by the vehicle lights on the road surface has stray light phenomenon, which affects the road illumination effect of the vehicle lights.
  • embodiments of the present application provide a lens assembly, a vehicle lamp and a vehicle, which can effectively improve or even avoid stray light, which is beneficial to improving the road illumination effect of the vehicle lamp, thereby improving driving safety.
  • the lens assembly 100 of the embodiment of the present disclosure includes a lens 2 and a light blocking member 4 .
  • the light blocking member 4 includes a light blocking portion 401 .
  • the lens 2 has a plurality of light incident surfaces 2011 .
  • the light blocking portion 401 is provided between two adjacent light incident surfaces 2011 to separate the two adjacent light incident surfaces 2011 .
  • the vehicle lamp 1000 with the lens assembly 100 includes multiple light sources 3 , and each light incident surface 2011 of the lens 2 can be provided corresponding to one light source 3 or multiple light sources 3 .
  • the light emitted by each light source 3 can directly illuminate the corresponding light incident surface 2011 of the lens 2 .
  • the light emitted by each light source 3 can also be reflected by the reflector 1 onto the corresponding light incident surface 2011 of the lens 2 .
  • the reflector 1 has multiple reflective surfaces 101, each light incident surface 2011 is provided corresponding to at least one light source 3, and each light incident surface 2011 corresponds to at least one light source 3. Reflective surface 101 settings.
  • the light source 3, the light incident surface 2011 and the corresponding reflective surface 101 form an optical unit (as shown in the dotted box in Figure 10). Multiple light sources, multiple light incident surfaces 2011 and multiple reflective surfaces 101 form multiple optical units. , the light emitted by the light source 3 is reflected by the corresponding reflective surface 101 and then converges near the focus of the corresponding light incident surface 2011, and is finally refracted by the lens 2 to the road surface to form illumination.
  • the lens assembly 100 of the embodiment of the present disclosure can effectively avoid the problem of avoiding the The light emitted by the light source 3 irradiates the light incident surface 2011 of the adjacent optical unit (as shown in Figure 11), thereby forming stray light.
  • the light shape formed by the optical unit (as shown in FIG. 12 ) is compared with the light shape formed by the optical unit in the related art (as shown in FIG. 13 ). Stray light can be greatly reduced or even avoided, which is beneficial to improving the road lighting effect of the vehicle lamp 1000 having the lens assembly 100 .
  • the vehicle lamp 1000 having the lens assembly 100 according to the embodiment of the present disclosure has the advantages of good road illumination effect.
  • FIGS. 1 to 4 there are multiple light blocking portions 401 , and a light blocking portion 401 is provided between any two adjacent light incident surfaces 2011 .
  • the light blocking portion 401 By disposing the light blocking portion 401 between any two adjacent light incident surfaces 2011, the light emitted by any one light source 3 can be effectively prevented from irradiating the light incident surface 2011 of the adjacent optical unit to form stray light, which is beneficial to further The road illumination effect of the vehicle lamp 1000 having the lens assembly 100 is improved.
  • the lens 2 has a light exit surface 2012 corresponding to the light entrance surface 2011.
  • the light entrance surface 2011 is the light entrance surface collimated in the first direction, and the light exit surface 2012 It is the light exit surface collimated in the second direction.
  • a partition 2013 is formed between two adjacent light incident surfaces 2011, and the light blocking part 401 is provided corresponding to the partition 2013.
  • the first direction is orthogonal to the second direction, that is, the second direction is perpendicular to the first direction.
  • the following takes the example that the first direction is consistent with the left and right directions and the second direction is consistent with the up and down directions to further describe the technical solution of the present application.
  • the light incident surface 2011 is a light incident surface collimated in the first direction, which can be understood as: the cross-section of the light incident surface 2011 in the first direction (left and right direction) is a convex curve, and the light incident surface 2011 deflects light in the left and right directions. To a large extent, it can have a certain collimating effect on divergent light; the cross-section of the light incident surface 2011 in the second direction (up and down direction) is a straight line, and the light incident surface 2011 has a weak ability to deflect light in the up and down direction. , has no collimating effect.
  • the light-emitting surface 2012 is a light-emitting surface that is collimated in the second direction. It can be understood that the section line of the light-emitting surface 2012 in the second direction (up and down direction) is a convex curve, and the light emitting surface 2012 deflects light to a greater extent in the up-and-down direction. It can have a certain collimating effect on divergent light; the cross-section of the light-emitting surface 2012 in the first direction (left and right direction) is a straight line, and the light-emitting surface 2012 has a weak ability to deflect light in the left and right directions and has no collimating effect. .
  • asymmetric light shape is formed on the road surface, for example, a rectangular light shape with large dimensions in the left and right directions and small dimensions in the up and down directions.
  • the light blocking portion 401 at the partition 2013, it is possible to effectively prevent the light emitted by any one light source 3 from irradiating the light incident surface 2011 of the adjacent optical unit. light (via The light passing through the focus of the reflector 1) is blocked by the light blocking part 401, which is beneficial to further improving the road illumination effect of the vehicle lamp 1000 having the lens assembly 100.
  • the light exit surface 2012 and the light entrance surface 2011 are spaced apart along a third direction, and the third direction is orthogonal to the second direction and the first direction, that is, the third direction is perpendicular to the second direction and the first direction.
  • the light exit surface 2012 and the light entrance surface 2011 are spaced apart along the front and rear directions, and the upper surface and the lower surface of the lens 2 are both flat. Therefore, the overall structure of the lens 2 is simple and easy to process and manufacture.
  • the light blocking member 4 further includes a connecting portion 402 , the light blocking portion 401 is connected to the connecting portion 402 , and the connecting portion 402 is connected to the lens 2 .
  • the light blocking part 401 is connected to the connecting part 402.
  • the connecting part 402 can be used to connect the light blocking part 4 and the lens 2 first to form a first sub-assembly, and then the first sub-assembly is formed.
  • the connection between the sub-assembly and other components facilitates fixing the light blocking member 4 at the preset position of the lens 2 .
  • the connecting portion 402 on the light blocking member 4 and connecting the connecting portion 402 to the lens 2 it not only facilitates the assembly of the lens assembly 100; it can also effectively improve the assembly accuracy between the light blocking portion 401 and the light incident surface 2011, which is beneficial to The road lighting effect of the lens assembly 100 is further improved.
  • the connecting part 402 and the light blocking part 401 are an integral structure.
  • the light blocking component 4 is a stainless steel component, a plastic component, or an aluminum alloy component.
  • the connecting portion 402 is a connecting plate, and the connecting portion 402 has a plurality of escape portions 4021 for the light incident surface 2011 to pass through.
  • the multiple escape portions 4021 correspond to the multiple light incident surfaces 2011 in a one-to-one correspondence.
  • 2011 is provided in the corresponding escape part 4021, and the light blocking part 401 is provided between two adjacent escape parts 4021.
  • the relief part 4021 may be a relief hole or a relief groove.
  • the connecting portion 402 is a connecting plate.
  • the connecting plate is provided with a plurality of escape holes.
  • the escape holes correspond to the plurality of light incident surfaces 2011 one by one.
  • the light incident surfaces 2011 pass through the escape holes. out, so that the light incident surface 2011 is located in the corresponding escape portion 4021.
  • escape portion 4021 By providing the escape portion 4021 on the connecting portion 402 and arranging the light blocking portion 401 between two adjacent escape portions 4021, it is helpful to improve the overall structural strength of the light blocking member 4 and to improve the reliability of the lens assembly 100. sex.
  • the escape portion 4021 is an escape hole.
  • the hole wall of the escape hole has a first stop portion 4022 and a second stop portion 4023 that are oppositely arranged in the second direction (up and down direction).
  • the first stop portion 4021 is an escape hole.
  • the first stop portion 4022 and the second stop portion 4023 respectively stop the two ends of the lens 2 in the second direction (up and down direction).
  • the first stop portion 4022 and the second stop portion 4023 can be used to move the lens assembly up and down. direction respectively stop against the lens 2, the predetermined positioning of the light blocking member 4 and the lens 2 is achieved, and then the connecting portion 402 is fixedly connected to the lens 2, which further facilitates fixing the light blocking member 4 at the preset position of the lens 2.
  • the hole wall has a first thickened portion 4024 and a second thickened portion 4025 , and the thickness of the first thickened portion 4024 and the second thickened portion 4025 is greater than that of the hole wall.
  • the thickness of the remaining part, the first thickened part 4024 and the second thickened part 4025 are spaced apart along the second direction (up and down direction), the first thickened part 4024 forms the first stop part 4022, and the second thickened part 4025 forms The second stop portion 4023.
  • the first stop portion 4022 is formed by the first thickened portion 4024 of the hole wall, and the second stop portion 4023 is formed by the second thickened portion 4025 of the hole wall, making the overall structure of the connecting portion 402 simple and convenient for design and processing.
  • the escape portion 4021 is an escape groove
  • the groove wall of the escape groove has a first stop portion 4022 and a second stop portion 4023 that are oppositely arranged in the second direction (up and down direction).
  • the first stop portion 4022 and the second stop portion 4023 respectively stop the two ends of the lens 2 in the second direction.
  • the first stop portion 4022 and the second stop portion 4023 can be used to firstly The two ends of the lens 2 are respectively stopped in two directions (up and down directions) to achieve the predetermined positioning of the connecting portion 402 and the lens 2, and then the connecting portion 402 and the lens 2 are fixedly connected to further facilitate the fixation of the light blocking portion 401 to the lens. 2 at the default position.
  • the groove wall has a first thickened portion 4024 and a second thickened portion 4025, the first thickened portion 4024 and the second thickened portion 4025 having a thickness greater than the thickness of the remainder of the groove wall, the first thickened portion 4024 and the second thickened portion 4025.
  • the first thickened portion 4024 and the second thickened portion 4025 are spaced apart along the second direction.
  • the first thickened portion 4024 forms the first stopping portion 4022 and the second thickened portion 4025 forms the second stopping portion 4023 .
  • the first stop portion 4022 is formed by the first thickened portion 4024 of the groove wall, and the second stop portion 4023 is formed by the second thickened portion 4025 of the groove wall, so that the overall structure of the connecting portion 402 is simple and convenient for design and processing.
  • first stop portion 4022 can also be a protrusion
  • second stop portion 4023 can also be a protrusion
  • the light blocking part 401 is a light blocking plate or a light blocking strip.
  • the light blocking portion 401 is a rectangular plate, the long sides of the rectangular plate extend along the up and down direction, and the short sides of the rectangular plate extend along the front and rear directions.
  • the light blocking part 401 is a light blocking strip extending in the up and down direction.
  • the light blocking part 401 As a light blocking plate or a light blocking strip, it is not only convenient to process and manufacture the light blocking part 401, but also the light blocking part 401 has a better light blocking effect.
  • the connecting part 402 is a connection and the light blocking part 401 is a light blocking plate
  • multiple light blocking parts 401 are provided on the side of the connecting part 402 away from the light emitting surface 2012, so that the connecting part 402 and the light blocking part 401 are arranged in a T shape.
  • the connecting portion 402 is a connecting plate extending in the left and right direction
  • the light blocking portion 401 is a light blocking plate extending in the up and down direction
  • a plurality of light blocking plates are provided on the rear side of the connecting plate.
  • the connecting portion 402 as a connecting plate
  • the light blocking portion 401 as a light blocking plate
  • the connecting portion 402 and the light blocking portion 401 being arranged in a T shape
  • the components formed by the connecting portion 402 and the light blocking portion 401 have a simple structure and are easy to process.
  • the distance between the partition 2013 and the light incident surface 2011 in the third direction is 0.1mm ⁇ 1mm. In other words, the distance between the partition 2013 and the light incident surface 2011 in the third direction (front and rear direction) is greater than or equal to 0.1 mm and less than or equal to 1 mm.
  • the light blocking part 401 is a light blocking plate, and the distance between the light blocking plate and the light incident surface 2011 in the third direction is equal to 0.4 mm.
  • the light blocking part 401 can be effectively prevented from contacting the light incident surfaces 2011 on both sides of the light blocking part 401, thereby damaging the light incident surface of the lens 2. Glossy 2011.
  • the gap between the light blocking part 401 and the light incident surface 2011 is not too large, so that the light source can be prevented more effectively. 3 irradiates the light incident surface 2011 of the adjacent optical unit to form stray light, which is conducive to further improving the road illumination effect of the vehicle lamp 1000 with the lens assembly 100.
  • the size of the light blocking portion 401 in the second direction is greater than or equal to the size of the light incident surface 2011 .
  • the size of the light blocking portion 401 is greater than or equal to the size of the light incident surface 2011 .
  • the light blocking portion 401 is a light blocking plate, and the size of the light blocking plate in the up-down direction is larger than the size of the light incident surface 2011 , that is, the length of the light blocking plate is larger than the length of the light incident surface 2011 .
  • the light blocking portion 401 By setting the size of the light blocking portion 401 in the second direction to be greater than or equal to the size of the light incident surface 2011, the light blocking portion 401 can be used to separate two adjacent light incident surfaces 2011 from each other in the up and down direction. This can more effectively prevent the light emitted by the light source 3 from irradiating the light incident surface 2011 of the adjacent optical unit and form stray light, which is conducive to further improving the road illumination effect of the vehicle lamp 1000 with the lens assembly 100.
  • the size of the light blocking portion 401 in the third direction is 1 mm ⁇ 10 mm. In other words, the size of the light blocking portion 401 in the third direction is greater than or equal to 1 mm and less than or equal to 10 mm.
  • the light blocking portion 401 is a light blocking plate, and the size of the light blocking plate in the front and rear direction is 5 mm, that is, the width of the light blocking plate is 5 mm.
  • the size of the light blocking portion 401 in the third direction is not limited. If it is too large, it is beneficial to save the material cost of the light blocking part 401 and reduce the weight of the light blocking part 401, thereby reducing the cost and weight of the lens assembly 100.
  • the size of the light blocking portion 401 in the first direction is 0.1 mm ⁇ 2 mm.
  • the size of the light blocking portion 401 in the third direction is greater than or equal to 0.1 mm and less than or equal to 2 mm.
  • the light blocking portion 401 is a light blocking plate, and the size of the light blocking plate in the left and right direction is 0.4 mm, that is, the thickness of the light blocking plate is 0.4 mm.
  • the light blocking part 401 can meet certain strength requirements; on the other hand, the light blocking part 401 can be made smaller in the first direction.
  • the size is not too large, which not only helps save the material cost of the light blocking part 401 and reduces the weight of the light blocking part 401, thereby reducing the cost and weight of the lens assembly 100, but also effectively prevents the effective light emitted by the light source 3 from being blocked by the light blocking part.
  • 401 occlusion is conducive to further improving the road lighting effect of the vehicle light 1000 with the lens assembly 100.
  • the lens assembly 100 further includes a frame body 5 , and the connecting portion 402 and the lens 2 are both connected to the frame body 5 .
  • the lens assembly 100 includes a frame 5, which is used to support the lens 2.
  • the connecting portion 402 the lens 2 and the frame can be firstly connected.
  • the bodies 5 are connected to form a first sub-assembly, and then the first sub-assembly is connected to other components, thereby facilitating the assembly of the lens assembly 100 .
  • the frame 5 is a cover body having a receiving cavity 501
  • the lens 2 is disposed in the receiving cavity 501
  • at least a part of the light blocking member 4 is disposed in the receiving cavity 501 .
  • the fact that at least a part of the light-blocking member 4 is located in the accommodating cavity 501 can be understood to mean that the entire light-blocking member 4 is located in the accommodating cavity 501 ; or a part of the light-blocking member 4 is located in the accommodating cavity 501 and the other part is located outside the accommodating cavity 501 .
  • the lens 2 and the light blocking member 4 are integrally provided in the accommodation cavity 501 .
  • the frame 5 can be used to protect the lens 2 , effectively preventing other components from damaging the lens 2 during the assembly process of the vehicle light 1000 .
  • the lens 2 is arranged in the accommodation cavity 501, and at least part of the light-blocking member 4 is arranged in the accommodation cavity 501, which can effectively reduce the volume of the first sub-assembly composed of the light-blocking member 4, the lens 2 and the frame 5. It is beneficial to further reduce the overall volume and occupied space of the vehicle light 1000 .
  • the lens 2 includes a connected lens body 201 and a connecting arm 202.
  • the light incident surface 2011 and the light emitting surface 2012 are provided on the lens body 201.
  • the frame 5 has a first connection hole 502
  • the connection arm 202 has a second connection hole 2021
  • the connection part 402 has a third connection hole 4026
  • the vehicle light 1000 also includes a first fastening
  • the first fastener 901 passes through the third connection hole 4026 and the second connection hole 2021 and is connected with the first connection hole 502 .
  • Fasteners are used to realize the connection between the light blocking part 4, the lens 2 and the frame 5, so as to facilitate the disassembly of the light blocking part 4 and the lens 2, thereby facilitating the maintenance and replacement of the light blocking part 4 and the lens 2.
  • the first fastener 901 may be a bolt, a screw, or the like.
  • one of the frame body 5 and the connecting part 402 has a positioning post 503, the other of the frame body 5 and the connecting part 402 has a first positioning hole 4027, and the connecting arm 202 has a second positioning hole 2022.
  • a part of the positioning post 503 is inserted into the first positioning hole 4027.
  • a part of the positioning post 503 matches the first positioning hole 4027.
  • the other part of the positioning post 503 is inserted into the second positioning hole 2022.
  • the other part of the positioning post 503 Match with the second positioning hole 2022.
  • the frame body 5 is provided with a positioning post 503
  • the connecting portion 402 is provided with a first positioning hole 4027 .
  • the positioning post 503, the first positioning hole 4027 and the second positioning hole 2022 all extend along the front and rear directions.
  • a part of the positioning post 503 is inserted into the first positioning hole 4027, and a part of the positioning post 503 matches the first positioning hole 4027; positioning The other part of the post 503 is inserted into the second positioning hole 2022, and the other part of the positioning post 503 matches the second positioning hole 2022. Therefore, the first positioning hole 4027, the second positioning hole 2022 and the positioning post 503 can be used to position the connecting part 402 and the lens 2 in the left and right and up and down directions.
  • the positioning posts 503 can be first inserted into the first positioning holes 4027 and the second positioning holes 2022 to achieve the pre-positioning of the light blocking member 4 and the lens 2 on the frame 5, and then proceed.
  • the light blocking member 4, the lens 2 and the frame 5 are fixedly connected to facilitate the assembly of the lens assembly 100.
  • the cavity wall of the accommodation cavity 501 has a first step surface 5011 and a second step surface 5012 perpendicular to the third direction.
  • the second step surface 5012 is located between the first step surface 5011 and the connecting portion in the third direction. 402 , the connecting arm 202 stops against the first step surface 5011 along the third direction, and a part of the connecting portion 402 stops against the second step surface 5012 along the third direction.
  • the first step surface 5011 is provided on the front side of the second step surface 5012
  • the second step surface 5012 is provided on the front side of the connecting portion 402 .
  • the connecting arm 202 of the lens 2 stops against the first step surface 5011 along the third direction
  • the first connection hole 502 and the positioning post 503 are provided on the first step surface 5011.
  • the edge portion of the connecting portion 402 stops against the second step surface 5012 along the third direction.
  • the connecting part 402 can be effectively prevented from being pressed against the lens 2 when the first sub-assembly is being assembled. causing the lens 2 to be damaged.
  • the first step surface 5011 and the second step surface 5012 are provided on different cavity walls of the accommodation cavity 501 .
  • the first step surface 5011 is provided on the left and right side walls of the accommodation cavity 501
  • the second step surface 5012 is provided on the upper and lower side walls of the accommodation cavity 501.
  • a vehicle lamp 1000 includes the lens assembly 100 described in any of the above embodiments.
  • the vehicle light 1000 can be a high beam light or a low beam light.
  • the vehicle lamp 1000 according to the embodiment of the present disclosure has the advantages of good road illumination effect.
  • the vehicle light 1000 further includes a light source 3 and a reflector 1.
  • the reflector 1 has a plurality of reflective surfaces 101. Each light incident surface 2011 corresponds to at least one reflective surface 101, and each reflective surface 101 corresponds to at least one reflective surface. Light source 3 settings.
  • the light source 3, the reflective surface 101 and the light incident surface 2011 correspond one to one and form an optical unit.
  • the light source 3 is a surface light source, and the number of light sources is 5 to 10.
  • the number of light sources is 8.
  • the light source is an LED.
  • the reflective surface 101 is a parabolic reflective surface.
  • the size of the reflective surface 101 in the first direction is 5 mm to 15 mm.
  • the size of the reflective surface 101 in the left-right direction is 10 mm.
  • the focal length of the reflective surface 101 is 0.5 mm to 3 mm.
  • the focal length of the reflective surface 101 is 1 mm, which makes the focal length of the reflective surface 101 smaller, which is beneficial to improving the brightness and light efficiency of the lens assembly 100 on the road surface.
  • the reflector 1 includes a reflective part and a fixing part 102 , the reflective part and the fixing part 102 are an integrated structure, and the reflective surface 101 is provided on the reflective part.
  • the vehicle light 1000 further includes a PCB board 6 and a heat sink 7 , the light source 3 is provided on the PCB board 6 , and the PCB board 6 is connected to the heat sink 7 through a second fastener 902 .
  • the fixing part 102 is connected to the heat sink 7 through a third fastener 903 .
  • the frame 5 has a flange 504 , and the radiator 7 and the flange 504 are connected through a fourth fastener 904 .
  • the second fastener 902, the third fastener 903 and the fourth fastener 904 may be bolts, screws, etc.
  • the lens 2 When assembling the vehicle light 1000, first, the lens 2, the light blocking member 4 and the frame 5 are assembled into the first sub-assembly, and the reflector 1, light source 3, PCB board 6 and radiator 7 are assembled into the second sub-assembly. Then, the second sub-assembly is connected to the first sub-assembly through the fourth fastener 904.
  • the vehicle in the embodiment of the present disclosure includes the vehicle lamp 1000 described in any of the above embodiments.
  • the vehicle according to the embodiment of the present disclosure has the advantages of good safety.
  • first and second are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the quantity of indicated technical features. Therefore, features defined as “first” and “second” may explicitly or implicitly include at least one of these features.
  • “plurality” means at least two, such as two, three, etc., unless otherwise expressly and specifically limited.
  • connection can be a fixed connection or a detachable connection. , or integrated; can be mechanically connected, electrically connected or communicable with each other; can be directly connected, or indirectly connected through an intermediate medium, It can be the internal communication between two elements or the interactive relationship between two elements, unless otherwise explicitly limited.
  • connection can be a fixed connection or a detachable connection. , or integrated; can be mechanically connected, electrically connected or communicable with each other; can be directly connected, or indirectly connected through an intermediate medium, It can be the internal communication between two elements or the interactive relationship between two elements, unless otherwise explicitly limited.
  • a first feature being “on” or “below” a second feature may mean that the first and second features are in direct contact, or the first and second features may be in indirect contact through an intermediary. touch.
  • the terms “above”, “above” and “above” the first feature is above the second feature may mean that the first feature is directly above or diagonally above the second feature, or simply means that the first feature is higher in level than the second feature.
  • "Below”, “below” and “beneath” the first feature to the second feature may mean that the first feature is directly below or diagonally below the second feature, or simply means that the first feature has a smaller horizontal height than the second feature.
  • the terms “one embodiment,” “some embodiments,” “example,” “specific example,” or “some examples” or the like mean that a specific feature, structure, material, or structure is described in connection with the embodiment or example. Features are included in at least one embodiment or example of the disclosure. In this specification, the schematic expressions of the above terms are not necessarily directed to the same embodiment or example. Furthermore, the specific features, structures, materials or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, those skilled in the art may combine and combine different embodiments or examples and features of different embodiments or examples described in this specification unless they are inconsistent with each other.

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Non-Portable Lighting Devices Or Systems Thereof (AREA)
  • Optical Elements Other Than Lenses (AREA)

Abstract

一种透镜组件(100)、车灯(1000)和车辆,透镜组件(100)包括透镜(2)和挡光件(4),透镜(2)具有多个入光面(2011);挡光件(4)包括挡光部(401),挡光部(401)设在相邻两个入光面(2011)之间,以将相邻两个入光面(2011)隔开。

Description

透镜组件、车灯和车辆
相关申请的交叉引用
本申请要求在2022年04月29日在中国提交的中国专利申请号2022210431085的优先权,其全部内容通过引用并入本文。
技术领域
本公开涉及汽车配件技术领域,具体涉及一种透镜组件、车灯和车辆。
背景技术
汽车车灯包括光源、反射镜和透镜,光源设有多个,反射镜具有多个反光面,透镜具有多个入光面,光源、反光面和对应的入光面形成一个光学单元,多个光源、多个反光面和多个入光面形成多个光学单元。每个光学单元中,光源发出的光经对应的反光面反射后汇聚到对应的入光面的焦点附近,多个光源发出的光最终经透镜折射到路面形成照明。相关技术中,为了提高亮度与光效率,通常使用焦距较小的反射镜,导致光源发出的部分光线不经过反光面的焦点,也就是离焦,为方便描述和理解,以光源发出的、不经过反光面焦点的光线为离焦光线。离焦光线无法照射到对应的入光面上,且容易照射到相邻光学单元的入光面上,最终导致离焦光线在路面形成杂散光,影响路照效果和车辆行驶的安全性。
发明内容
本公开旨在至少在一定程度上解决相关技术中的技术问题之一。
为此,本公开的实施例提出一种透镜组件,以减少甚至避免具有该透镜组件的车灯产生杂散光。
本公开的实施例提出一种车灯,以提高车灯的路照效果。
本公开的实施例提出一种车辆,以提高车辆的安全性。
本公开实施例的透镜组件包括透镜和挡光件,所述透镜具有多个入光面;所述挡光件包括挡光部,所述挡光部设在相邻两个所述入光面之间,以将相邻两个所述入光面隔开。
在一些实施例中,所述透镜具有与所述入光面对应的出光面,所述入光面为第一方向准直的入光面,所述出光面为第二方向准直的出光面,相邻两个所述入光面之间形成分隔部,所述挡光部对应所述分隔部设置,其中,所述第一方向与所述第二方向正交。
在一些实施例中,所述挡光部为挡光板或挡光条;和/或所述分隔部与所述入光面之间的间距为0.1mm~1mm;和/或所述挡光部在所述第一方向上的尺寸为0.1mm~2mm。
在一些实施例中,所述入光面和所述出光面沿第三方向间隔设置,其中,所述第三方向与所述第二方向和所述第一方向正交。
在一些实施例中,所述挡光部在所述第二方向上的尺寸大于等于所述入光面的尺寸;和/或所述挡光部在所述第三方向上的尺寸为1mm~10mm;和/或所述挡光件还包括连接部,所述挡光部与所述连接部相连,所述连接部与所述透镜相连。
在一些实施例中,所述挡光件包括连接部,所述连接部为连接板,所述连接部具有供所述入光面穿过的多个避让部,多个所述避让部和多个所述入光面一一对应,所述入光面设在对应的所述避让部内,所述挡光部设在相邻两个所述避让部之间。
在一些实施例中,所述避让部为避让孔,所述避让孔的孔壁上具有在所述第二方向上相对设置的第一止抵部和第二止抵部,所述第一止抵部和所述第二止抵部在所述第二方向上分别止抵于所述透镜的两端;或者所述避让部为避让槽,所述避让槽的槽壁上具有在所述第二方向上相对设置的第一止抵部和第二止抵部,所述第一止抵部和所述第二止抵部在所述第二方向上分别止抵于所述透镜的两端。
在一些实施例中,所述避让部为避让孔,所述孔壁具有第一增厚部和第二增厚部,所述第一增厚部和所述第二增厚部的厚度大于所述孔壁其余部分的厚度,所述第一增厚部形成所述第一止抵部,所述第二增厚部形成所述第二止抵部;或者所述避让部为避让槽,所述槽壁具有第一增厚部和第二增厚部,所述第一增厚部和所述第二增厚部的厚度大于所述槽壁其余部分的厚度,所述第一增厚部形成所述第一止抵部,所述第二增厚部形成所述第二止抵部。
在一些实施例中,所述挡光部为挡光板,多个所述挡光部设在所述连接部远离所述出光面的一侧。
在一些实施例中,所述挡光件包括连接部,所述透镜组件还包括架体,所述连接部和所述透镜均与所述架体相连。
在一些实施例中,所述架体为具有容纳腔的罩体,所述透镜设在所述容纳腔内,所述挡光件的至少一部分设在所述容纳腔内。
在一些实施例中,所述透镜包括相连的透镜本体和连接臂,所述入光面和所述出光面设在所述透镜本体上,所述连接部、所述连接臂和所述架体通过紧固件可拆卸地相连;和/或所述架体和所述连接部中的一个具有定位柱,所述架体和所述连接部中的另一个具有第一定位孔,所述连接臂具有第二定位孔,所述定位柱的一部分插装在所述第一定位孔内,所述定位柱的所述一部分与所述第一定位孔匹配,所述定位柱的另一部分插装在所述第二定位孔内,所述定位柱的所述另一部分与所述第二定位孔匹配。
在一些实施例中,所述容纳腔的腔壁上具有垂直于所述第三方向的第一台阶面和第二台阶面,所述第二台阶面在所述第三方向上位于所述第一台阶面和所述连接部之间,所述连接臂沿所述第三方向止抵于所述第一台阶面,所述连接部的一部分沿所述第三方向止抵于所述第二台阶面。
本公开实施例的车灯包括上述任一实施例所述的透镜组件。
在一些实施例中,所述车灯还包括反射镜,所述反射镜具有多个反光面,每个所述入光面对应至少一个所述反光面设置,所述反光面的焦距为0.5mm~3mm。
本公开实施例的车辆包括上述任一实施例所述的车灯。
本公开实施例的透镜组件通过设置挡光件,利用挡光件的挡光部将相邻两个入光面隔开,可以有效避免光源发出的光线,照射到相邻光学单元的入光面,而形成杂散光,有利于提高具有该透镜组件的车灯的路照效果,提高具有该车灯的车辆的行驶安全性。
附图说明
图1是本公开一个实施例的透镜组件的爆炸图。
图2是本公开一个实施例的透镜组件的结构示意图(隐去了架体)。
图3是图1中挡光件的第一视角的结构示意图。
图4是图1中挡光件的第二视角的结构示意图。
图5是图1中架体的第一视角的结构示意图。
图6是图1中架体的第二视角的结构示意图。
图7是本公开一个实施例的车灯的爆炸图。
图8是本公开一个实施例的车灯的主视图(隐去了散热器)。
图9是图8的A-A向视图。
图10是图7中透镜、反射镜和光源的结构示意图。
图11是图10中部分光学单元工作时的光线走向示意图。
图12是图11中其中一个光学单元的光形效果图
图13是相关技术中一个光学单元的光形效果图。
附图标记:
车灯1000;
透镜组件100;
反射镜1;反光面101;固定部102;
透镜2;透镜本体201;入光面2011;出光面2012;分隔部2013;连接臂202;第二
连接孔2021;第二定位孔2022;
光源3;
挡光件4;挡光部401;连接部402;避让部4021;第一止抵部4022;第二止抵部4023;
第一增厚部4024;第二增厚部4025;第三连接孔4026;第一定位孔4027;
架体5;容纳腔501;第一台阶面5011;第二台阶面5012;第一连接孔502;定位柱
503;翻边504;
PCB板6;
散热器7;
第一紧固件901;第二紧固件902;第三紧固件903;第四紧固件904。
具体实施方式
下面详细描述本公开的实施例,所述实施例的示例在附图中示出。下面通过参考附图描述的实施例是示例性的,旨在用于解释本公开,而不能理解为对本公开的限制。
车灯包括远光灯和近光灯,远光灯的光线平行射出,光线集中且亮度较大,可以照到更高更远的物体,近光灯发出的光呈现发散状态,可以照到近处较大范围内的物体。车灯作为汽车的眼睛,不仅关系到一个车主的外在形象,更与夜间开车或坏天气条件下的安全驾驶紧密联系,因此,车灯的路照效果对于安全行驶至关重要。相关技术中,车灯在路面上形成的光形存在杂散光现象,影响车灯的路照效果。
基于上述技术问题中的至少一者,本申请实施例提供一种透镜组件、车灯和车辆,可以有效改善甚至避免杂散光,有利于提高车灯的路照效果,进而提高驾驶安全性。
如图1至图11所示,本公开实施例的透镜组件100包括透镜2和挡光件4,挡光件4包括挡光部401,透镜2具有多个入光面2011。挡光部401设在相邻两个入光面2011之间,以将相邻两个入光面2011隔开。
可以理解的是,具有该透镜组件100的车灯1000包括多个光源3,透镜2的每个入光面2011可以对应一个光源3或多个光源3设置。每个光源3发出的光线可以直接照射到透镜2的、对应的入光面2011上。每个光源3发出的光线也可以通过反射镜1反射到透镜2的、对应的入光面2011上。例如,如图7、图8、图9和图11所示,反射镜1具有多个反光面101,每个入光面2011对应至少一个光源3设置,且每个入光面2011对应至少一个反光面101设置。光源3、入光面2011与对应的反光面101组成一个光学单元(如图10中的虚线框所示),多个光源、多个入光面2011和多个反光面101组成多个光学单元,光源3发出的光线经对应的反光面101反射后汇聚到对应的入光面2011的焦点附近,最终经透镜2折射到路面形成照明。
如图1和图11所示,本公开实施例的透镜组件100,通过设置挡光件4,利用挡光件4的挡光部401将相邻两个入光面2011隔开,可以有效避免光源3发出的光线,照射到相邻光学单元的入光面2011上(如图11),而形成杂散光。具有本公开实施例的透镜组件100的车灯1000工作时,光学单元的形成的光形(如图12所示)与相关技术中光学单元形成的光形(如图13所示)相比,可以大大减少甚至避免杂散光,有利于提高具有该透镜组件100的车灯1000的路照效果。
因此,具有本公开实施例的透镜组件100的车灯1000具有路照效果好等优点。
在一些实施例中,图1至图4所示,挡光部401设有多个,任意相邻两个入光面2011之间均设有挡光部401。
通过在任意相邻两个入光面2011之间设置挡光部401,可以有效避免任意一个光源3发出的光线照射到相邻光学单元的入光面2011上,而形成杂散光,有利于进一步提高具有该透镜组件100的车灯1000的路照效果。
在一些实施例中,如图1、图9至图11所示,透镜2具有与入光面2011对应的出光面2012,入光面2011为第一方向准直的入光面,出光面2012为第二方向准直的出光面。相邻两个入光面2011之间形成分隔部2013,挡光部401对应分隔部2013设置。其中,第一方向与第二方向正交,即第二方向垂直于第一方向。
为了使本申请的技术方案更容易被理解,下面以第一方向与左右方向一致、第二方向与上下方向一致为例,进一步描述本申请的技术方案。
入光面2011为第一方向准直的入光面可以理解为:入光面2011在第一方向(左右方向)上的截线为凸曲线,入光面2011对光线在左右方向上偏折程度较大,能够对发散光线具有一定的准直作用;入光面2011在第二方向(上下方向)上的截线为直线,入光面2011对光线在上下方向上的偏折能力较弱,不具有准直作用。
出光面2012为第二方向准直的出光面可以理解为:出光面2012在第二方向(上下方向)上的截线为凸曲线,出光面2012对光线在上下方向上偏折程度较大,能够对发散光线具有一定的准直作用;出光面2012在第一方向(左右方向)上的截线为直线,出光面2012对光线在左右方向上的偏折能力较弱,不具有准直作用。
一方面,通过将透镜2的入光面2011设置为具有第一方向准直的入光面2011,并将透镜2的出光面2012设置为第二方向准直的出光面2012,便于透镜组件100在路面上形成非对称光形,例如,形成左右方向尺寸大、上下方向尺寸小的长方形光形。
另一方面,通过将挡光部401设在分隔部2013处,在有效避免任意一个光源3发出的光线照射到相邻光学单元的入光面2011上的同时,还可以避免光源3发出的有效光线(经 过反射镜1焦点的光线)被挡光部401遮挡,有利于进一步提高具有该透镜组件100的车灯1000的路照效果。
在一些实施例中,出光面2012和入光面2011沿第三方向间隔设置,第三方向与第二方向和第一方向正交,即第三方向垂直于第二方向和第一方向。
为了使本申请的技术方案更容易被理解,下面以第三方向与前后方向一致为例,进一步描述本申请的技术方案。
如图1和图9所示,出光面2012和入光面2011沿前后方向间隔设置,透镜2的上表面和下表面均为平面。由此,透镜2的整体结构简单,方便加工制造。
在一些实施例中,如图2至图4所示,挡光件4还包括连接部402,挡光部401与连接部402相连,连接部402与透镜2相连。
利用挡光部401与连接部402相连,在进行透镜组件100的组装时,可以先利用连接部402实现挡光件4与透镜2的连接,形成一个第一分总成,然后再进行第一分总成与其他部件的连接,从而方便将挡光件4固定在透镜2的预设位置处。
因此,通过在挡光件4上设置连接部402,连接部402与透镜2相连不仅方便透镜组件100的组装;而且可以有效提高挡光部401和入光面2011之间的装配精度,有利于进一步提高透镜组件100的路照效果。
在一些实施例中,连接部402和挡光部401为一体式结构。
在一些实施例中,挡光件4为不锈钢件、塑料件或铝合金件。
在一些实施例中,连接部402为连接板,连接部402具有供入光面2011穿过的多个避让部4021,多个避让部4021和多个入光面2011一一对应,入光面2011设在对应的避让部4021内,挡光部401设在相邻两个避让部4021之间。其中,避让部4021可以为避让孔或避让槽。
例如,如图2至图4所示,连接部402为连接板,连接板上设有多个避让孔,避让孔和多个入光面2011一一对应,入光面2011从避让孔内穿出,使得入光面2011位于对应的避让部4021内。
通过在连接部402上设置避让部4021,并将挡光部401设在相邻两个避让部4021之间,有利于提高挡光件4的整体的结构强度,有利于提高透镜组件100的可靠性。
在一些实施例中,避让部4021为避让孔,避让孔的孔壁上具有在第二方向(上下方向)上相对设置的第一止抵部4022和第二止抵部4023,第一止抵部4022和第二止抵部4023在第二方向(上下方向)上分别止抵于透镜2的两端。
通过在避让孔的孔壁上设置第一止抵部4022和第二止抵部4023,在进行透镜组件100的组装时,可以先利用第一止抵部4022和第二止抵部4023在上下方向上分别止抵于透镜 2的两端,实现挡光件4与透镜2的预定位,然后进行连接部402与透镜2的固定连接,进一步方便将挡光件4固定在透镜2的预设位置处。
在一些实施例中,如图1至图3所示,孔壁具有第一增厚部4024和第二增厚部4025,第一增厚部4024和第二增厚部4025的厚度大于孔壁其余部分的厚度,第一增厚部4024和第二增厚部4025沿第二方向(上下方向)间隔设置,第一增厚部4024形成第一止抵部4022,第二增厚部4025形成第二止抵部4023。
第一止抵部4022由孔壁的第一增厚部4024形成,第二止抵部4023由孔壁的第二增厚部4025形成,使得连接部402整体结构简单,方便设计加工。
在一些实施例中,避让部4021为避让槽,避让槽的槽壁上具有在第二方向(上下方向)上相对设置的第一止抵部4022和第二止抵部4023,第一止抵部4022和第二止抵部4023在第二方向上分别止抵于透镜2的两端。
通过在避让槽的槽壁上设置第一止抵部4022和第二止抵部4023,在进行透镜组件100的组装时,可以先利用第一止抵部4022和第二止抵部4023在第二方向(上下方向)上分别止抵于透镜2的两端,实现连接部402与透镜2的预定位,然后进行连接部402与透镜2的固定连接,进一步方便将挡光部401固定在透镜2的预设位置处。
在一些实施例中,槽壁具有第一增厚部4024和第二增厚部4025,第一增厚部4024和第二增厚部4025的厚度大于槽壁其余部分的厚度,第一增厚部4024和第二增厚部4025沿第二方向间隔设置,第一增厚部4024形成第一止抵部4022,第二增厚部4025形成第二止抵部4023。
第一止抵部4022由槽壁的第一增厚部4024形成,第二止抵部4023由槽壁的第二增厚部4025形成,使得连接部402整体结构简单,方便设计加工。
当然,在另一些实施例中,第一止抵部4022也可以为凸起,第二止抵部4023也可以为凸起。
在一些实施例中,挡光部401为挡光板或挡光条。
例如,如图1至图4所示,挡光部401为矩形板,矩形板的长边沿上下方向延伸,矩形板的短边沿前后方向延伸。又如,挡光部401为沿上下方向延伸的挡光条。
通过将挡光部401设为挡光板或挡光条,不仅方便挡光部401的加工制造,而且挡光部401对光线遮挡作用较好。
连接部402为连接,且挡光部401为挡光板时,多个挡光部401设在连接部402远离出光面2012的一侧,使得连接部402和挡光部401呈T形布置。
如图1至图4所示,连接部402为沿左右方向延伸的连接板,挡光部401为沿上下方向延伸的挡光板,多个挡光板均设在连接板的后侧。
通过将连接部402设为连接板,挡光部401设为挡光板,连接部402和挡光部401呈T形布置,使得连接部402和挡光部401形成的部件结构简单,方便加工。
在一些实施例中,分隔部2013在第三方向(前后方向)上与入光面2011之间的间距为0.1mm~1mm。换言之,分隔部2013在第三方向(前后方向)上与入光面2011之间的间距大于等于0.1mm,且小于等于1mm。
例如,挡光部401为挡光板,挡光板在第三方向上与入光面2011之间的间距等于0.4mm。
通过在第三方向上将分隔部2013和入光面2011之间的间距设为大于等于0.1mm,可以有效避免挡光部401与位于其两侧的入光面2011接触,而损坏透镜2的入光面2011。通过在前后方向上将分隔部2013和入光面2011之间的间距设为小于等于1mm,使得挡光部401和入光面2011之间的间隙不至过大,从而可以更有效地防止光源3发出的光线照射到相邻光学单元的入光面2011上,而形成杂散光,有利于进一步提高具有该透镜组件100的车灯1000的路照效果。
在一些实施例中,挡光部401在第二方向(上下方向)上的尺寸大于等于入光面2011的尺寸。换言之,在上下方向上,挡光部401的尺寸大于等于入光面2011的尺寸。
例如,挡光部401为挡光板,挡光板在上下方向上的尺寸大于入光面2011的尺寸,即挡光板的长度大于入光面2011的长度。
通过将挡光部401在第二方向上的尺寸设为大于等于入光面2011的尺寸,从而可以利用挡光部401在上下方向上将相邻两个入光面2011各处均隔开,从而更加有效避免光源3发出的光线照射到相邻光学单元的入光面2011上,而形成杂散光,有利于进一步提高具有该透镜组件100的车灯1000的路照效果。
在一些实施例中,挡光部401在第三方向(前后方向)上的尺寸为1mm~10mm。换言之,挡光部401在第三方向上的尺寸大于等于1mm,且小于等于10mm。
例如,挡光部401为挡光板,挡光板在前后方向上的尺寸为5mm,即挡光板的宽度为5mm。
通过将挡光部401在第三方向上的尺寸设为1mm~10mm,不仅可以利用挡光部401对反射镜1发出的离焦光线进行有效遮挡,而且挡光部401在第三方向上的尺寸不至过大,有利于节省挡光部401的材料成本、减轻挡光部401的重量,从而降低透镜组件100的成本和重量。
在一些实施例中,挡光部401在第一方向(左右方向)上的尺寸为0.1mm~2mm。换言之,挡光部401在第三方向上的尺寸大于等于0.1mm,且小于等于2mm。
例如,挡光部401为挡光板,挡光板在左右方向上的尺寸为0.4mm,即挡光板的厚度为0.4mm。
通过将挡光部401在第一方向上的尺寸设为0.1mm~2mm,一方面,可以使得挡光部401满足一定的强度要求;另一方面,使得挡光部401在第一方向上的尺寸不至过大,不仅有利于节省挡光部401的材料成本、减轻挡光部401的重量,从而降低透镜组件100的成本和重量,而且可以有效避免光源3发出的有效光线被挡光部401遮挡,有利于进一步提高具有该透镜组件100的车灯1000的路照效果。
在一些实施例中,透镜组件100还包括架体5,连接部402和透镜2均与架体5相连。
如图1、图7至图9所示,透镜组件100包括架体5,该架体5用于支撑透镜2,在进行车灯1000的组装时,可以先将连接部402、透镜2与架体5相连形成一个第一分总成,然后再进行第一分总成与其他部件的连接,从而方便透镜组件100的组装。
在一些实施例中,架体5为具有容纳腔501的罩体,透镜2设在容纳腔501内,挡光件4的至少一部分设在容纳腔501内。
挡光件4的至少一部分设在容纳腔501内可以理解为,挡光件4整体位于容纳腔501内;或者挡光件4一部分位于容纳腔501内,另一部分位于容纳腔501外。
例如,如图1、图7至图9所示,透镜2和挡光件4均整体设在容纳腔501内。
将透镜2设在容纳腔501内,可以利用架体5实现对透镜2的防护,有效避免进行车灯1000组装过程中其他部件碰伤透镜2。将透镜2设在容纳腔501内,且挡光件4的至少一部分设在容纳腔501内,可以有效减小挡光件4、透镜2和架体5组成的第一分总成的体积,有利于进一步减小车灯1000的整体体积和占用空间。
在一些实施例中,如图1所示,透镜2包括相连的透镜本体201和连接臂202,入光面2011和出光面2012设在透镜本体201上,连接部402、连接臂202和架体5通过紧固件可拆卸地相连。
例如,如图1至图5所示,架体5具有第一连接孔502,连接臂202具有第二连接孔2021,连接部402具有第三连接孔4026,车灯1000还包括第一紧固件901,第一紧固件901穿过第三连接孔4026和第二连接孔2021并与第一连接孔502相连。
利用紧固件实现挡光件4、透镜2与架体5的连接,方便对挡光件4、透镜2进行拆卸,从而方便对挡光件4和透镜2进行维修和更换。
在一些实施例中,第一紧固件901可以为螺栓、螺钉等。
在一些实施例中,架体5和连接部402中的一个具有定位柱503,架体5和连接部402中的另一个具有第一定位孔4027,连接臂202具有第二定位孔2022。定位柱503的一部分插装在第一定位孔4027内,定位柱503的一部分与第一定位孔4027匹配,定位柱503的另一部分插装在第二定位孔2022内,定位柱503的另一部分与第二定位孔2022匹配。
例如,如图1至图5所示,架体5上具有定位柱503,连接部402上具有第一定位孔4027。定位柱503、第一定位孔4027和第二定位孔2022均沿前后方向延伸,定位柱503的一部分插装在第一定位孔4027内,定位柱503的一部分与第一定位孔4027匹配;定位柱503的另一部分插装在第二定位孔2022内,定位柱503的另一部分与第二定位孔2022匹配。由此,利用第一定位孔4027、第二定位孔2022和定位柱503可以实现连接部402、透镜2在左右和上下方向上的定位。
在进行透镜组件100的组装时,可以先利用定位柱503插装在第一定位孔4027和第二定位孔2022内,实现挡光件4、透镜2在架体5上的预定位,然后进行挡光件4、透镜2与架体5的固定连接,从而方便透镜组件100的组装。
在一些实施例中,容纳腔501的腔壁上具有垂直于第三方向的第一台阶面5011和第二台阶面5012,第二台阶面5012在第三方向上位于第一台阶面5011和连接部402之间,连接臂202沿第三方向止抵于第一台阶面5011,连接部402的一部分沿第三方向止抵于第二台阶面5012。
例如,如图1和图5所示,第一台阶面5011设在第二台阶面5012的前侧,第二台阶面5012设在连接部402的前侧。透镜2的连接臂202沿第三方向止抵于第一台阶面5011,第一连接孔502和定位柱503设在第一台阶面5011上。连接部402的边缘部分沿第三方向止抵于第二台阶面5012。
通过将连接臂202止抵于第一台阶面5011上,连接部402止抵于第二台阶面5012上,在进行第一分总成的组装时,可以有效防止连接部402压紧在透镜2上而导致透镜2破损。
在一些实施例中,第一台阶面5011和第二台阶面5012设在容纳腔501的不同腔壁上。
例如,第一台阶面5011设在容纳腔501左右侧的腔壁上,第二台阶面5012设在容纳腔501上下侧的腔壁上。
如图7至图11所示,本公开实施例的车灯1000包括上述任一实施例所述的透镜组件100。
其中,车灯1000可以为远光灯,也可以为近光灯。
因此,本公开实施例的车灯1000具有路照效果好等优点。
在一些实施例中,车灯1000还包括光源3和反射镜1,反射镜1具有多个反光面101,每个入光面2011对应至少一个反光面101设置,每个反光面101对应至少一个光源3设置。
例如,如图10所示,光源3、反光面101和入光面2011一一对应,并形成一个光学单元。
在一些实施例中,光源3为面光源,光源的数量为5~10个。
例如,如图10所示,光源的数量为8个。在一个实施例中,光源为LED。
在一些实施例中,反光面101为抛物面反光面。
在一些实施例中,反光面101在第一方向上的尺寸为5mm~15mm。
例如,反光面101在左右方向上的尺寸为10mm。
在一些实施例中,反光面101的焦距为0.5mm~3mm。
例如,反光面101的焦距为1mm,使得反光面101的焦距较小,有利于提高透镜组件100照射在路面上的亮度与光效率。
在一些实施例中,如图7和图9所示,反射镜1包括反射部和固定部102,反射部和固定部102为一体式结构,反光面101设在反射部上。
在一些实施例中,如图7所示,车灯1000还包括PCB板6和散热器7,光源3设在PCB板6上,PCB板6通过第二紧固件902与散热器7相连。固定部102通过第三紧固件903与散热器7相连。
在一些实施例中,架体5具有翻边504,散热器7与翻边504通过第四紧固件904相连。
其中,第二紧固件902、第三紧固件903和第四紧固件904可以为螺栓、螺钉等。
在进行车灯1000的组装时,首先,透镜2、挡光件4和架体5组装成第一分总成,反射镜1、光源3、PCB板6和散热器7组装成第二分总成;然后,第二分总成与第一分总成通过第四紧固件904相连。
本公开实施例的车辆包括上述任一实施例所述的车灯1000。
因此,本公开实施例的车辆具有安全性好等优点。
在本公开的描述中,需要理解的是,术语“中心”、“纵向”、“横向”、“长度”、“宽度”、“厚度”、“上”、“下”、“前”、“后”、“左”、“右”、“竖直”、“水平”、“顶”、“底”“内”、“外”、“顺时针”、“逆时针”、“轴向”、“径向”、“周向”等指示的方位或位置关系为基于附图所示的方位或位置关系,仅是为了便于描述本公开和简化描述,而不是指示或暗示所指的装置或元件必须具有特定的方位、以特定的方位构造和操作,因此不能理解为对本公开的限制。
此外,术语“第一”、“第二”仅用于描述目的,而不能理解为指示或暗示相对重要性或者隐含指明所指示的技术特征的数量。由此,限定有“第一”、“第二”的特征可以明示或者隐含地包括至少一个该特征。在本公开的描述中,“多个”的含义是至少两个,例如两个,三个等,除非另有明确具体的限定。
在本公开中,除非另有明确的规定和限定,术语“安装”、“相连”、“连接”、“固定”等术语应做广义理解,例如,可以是固定连接,也可以是可拆卸连接,或成一体;可以是机械连接,也可以是电连接或彼此可通讯;可以是直接相连,也可以通过中间媒介间接相连, 可以是两个元件内部的连通或两个元件的相互作用关系,除非另有明确的限定。对于本领域的普通技术人员而言,可以根据具体情况理解上述术语在本公开中的具体含义。
在本公开中,除非另有明确的规定和限定,第一特征在第二特征“上”或“下”可以是第一和第二特征直接接触,或第一和第二特征通过中间媒介间接接触。而且,第一特征在第二特征“之上”、“上方”和“上面”可是第一特征在第二特征正上方或斜上方,或仅仅表示第一特征水平高度高于第二特征。第一特征在第二特征“之下”、“下方”和“下面”可以是第一特征在第二特征正下方或斜下方,或仅仅表示第一特征水平高度小于第二特征。
在本公开中,术语“一个实施例”、“一些实施例”、“示例”、“具体示例”、或“一些示例”等意指结合该实施例或示例描述的具体特征、结构、材料或者特点包含于本公开的至少一个实施例或示例中。在本说明书中,对上述术语的示意性表述不必须针对的是相同的实施例或示例。而且,描述的具体特征、结构、材料或者特点可以在任一个或多个实施例或示例中以合适的方式结合。此外,在不相互矛盾的情况下,本领域的技术人员可以将本说明书中描述的不同实施例或示例以及不同实施例或示例的特征进行结合和组合。
尽管上面已经示出和描述了本公开的实施例,可以理解的是,上述实施例是示例性的,不能理解为对本公开的限制,本领域普通技术人员对上述实施例进行的变化、修改、替换和变型均在本公开的保护范围内。

Claims (16)

  1. 一种透镜组件,其特征在于,包括:
    透镜,所述透镜具有多个入光面;和
    挡光件,所述挡光件包括挡光部,所述挡光部设在相邻两个所述入光面之间,以将相邻两个所述入光面隔开。
  2. 根据权利要求1所述的透镜组件,其特征在于,所述透镜具有与所述入光面对应的出光面,所述入光面为第一方向准直的入光面,所述出光面为第二方向准直的出光面,相邻两个所述入光面之间形成分隔部,所述挡光部对应所述分隔部设置,其中,所述第一方向与所述第二方向正交。
  3. 根据权利要求2所述的透镜组件,其特征在于,所述挡光部为挡光板或挡光条;和/或
    所述分隔部与所述入光面2011之间的间距为0.1mm~1mm;和/或
    所述挡光部在所述第一方向上的尺寸为0.1mm~2mm。
  4. 根据权利要求2或3所述的透镜组件,其特征在于,所述入光面和所述出光面沿第三方向间隔设置,其中,所述第三方向与所述第二方向和所述第一方向正交。
  5. 根据权利要求3或4中任一项所述的透镜组件,其特征在于,所述挡光部在所述第二方向上的尺寸大于等于所述入光面的尺寸;和/或
    所述挡光部在所述第三方向上的尺寸为1mm~10mm;和/或
    所述挡光件还包括连接部,所述挡光部与所述连接部相连,所述连接部与所述透镜相连。
  6. 根据权利要求5所述的透镜组件,其特征在于,所述挡光件包括连接部,所述连接部为连接板,所述连接部具有供所述入光面穿过的多个避让部,多个所述避让部和多个所述入光面一一对应,所述入光面设在对应的所述避让部内,所述挡光部设在相邻两个所述避让部之间。
  7. 根据权利要求6所述的透镜组件,其特征在于,所述避让部为避让孔,所述避让孔的孔壁上具有在所述第二方向上相对设置的第一止抵部和第二止抵部,所述第一止抵部和所述第二止抵部在所述第二方向上分别止抵于所述透镜的两端;或者
    所述避让部为避让槽,所述避让槽的槽壁上具有在所述第二方向上相对设置的第一止抵部和第二止抵部,所述第一止抵部和所述第二止抵部在所述第二方向上分别止抵于所述透镜的两端。
  8. 根据权利要求6或7所述的透镜组件,其特征在于,所述避让部为避让孔,所述孔壁具有第一增厚部和第二增厚部,所述第一增厚部和所述第二增厚部的厚度大于所述孔壁其余部分的厚度,所述第一增厚部形成所述第一止抵部,所述第二增厚部形成所述第二止抵部;或者
    当所述避让部为避让槽时,所述槽壁具有第一增厚部和第二增厚部,所述第一增厚部和所述第二增厚部的厚度大于所述槽壁其余部分的厚度,所述第一增厚部形成所述第一止抵部,所述第二增厚部形成所述第二止抵部。
  9. 根据权利要求5至8中任一项所述的透镜组件,其特征在于,所述挡光部为挡光板,所述挡光部设在所述连接部远离所述出光面的一侧。
  10. 根据权利要求5至9中任一项所述的透镜组件,其特征在于,所述挡光件包括所述连接部,所述透镜组件还包括架体,所述连接部和所述透镜均与所述架体相连。
  11. 根据权利要求10所述的透镜组件,其特征在于,所述架体为具有容纳腔的罩体,所述透镜设在所述容纳腔内,所述挡光件的至少一部分设在所述容纳腔内。
  12. 根据权利要求10或11所述的透镜组件,其特征在于,所述透镜包括相连的透镜本体和连接臂,所述入光面和所述出光面设在所述透镜本体上,所述连接部、所述连接臂和所述架体通过紧固件可拆卸地相连;和/或
    所述架体和所述连接部中的一个具有定位柱,所述架体和所述连接部中的另一个具有第一定位孔,所述连接臂具有第二定位孔,所述定位柱的一部分插装在所述第一定位孔内,所述定位柱的所述一部分与所述第一定位孔匹配,所述定位柱的另一部分插装在所述第二定位孔内,所述定位柱的所述另一部分与所述第二定位孔匹配。
  13. 根据权利要求12所述的透镜组件,其特征在于,所述容纳腔的腔壁上具有垂直于所述第三方向的第一台阶面和第二台阶面,所述第二台阶面在所述第三方向上位于所述第一台阶面和所述连接部之间,所述连接臂沿所述第三方向止抵于所述第一台阶面,所述连接部的一部分沿所述第三方向止抵于所述第二台阶面。
  14. 一种车灯,其特征在于,包括权利要求1至13中任一项所述的透镜组件。
  15. 根据权利要求14所述的车灯,其特征在于,所述车灯还包括反射镜,所述反射镜具有多个反光面,每个所述入光面对应至少一个所述反光面设置,所述反光面的焦距为0.5mm~3mm。
  16. 一种车辆,其特征在于,包括权利要求14或15所述的车灯。
PCT/CN2023/090954 2022-04-29 2023-04-26 透镜组件、车灯和车辆 WO2023208067A1 (zh)

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JP2002277610A (ja) * 2001-03-21 2002-09-25 Ricoh Co Ltd 遮光部付きマイクロレンズ基板の作製方法
CN201858591U (zh) * 2010-11-25 2011-06-08 北京星光影视设备科技股份有限公司 一种led透镜组件
JP2012243531A (ja) * 2011-05-18 2012-12-10 Panasonic Corp 照明器具
JP2021015250A (ja) * 2019-07-16 2021-02-12 株式会社朝日ラバー 光学部材、及びそれの製造方法
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