CN220249746U

CN220249746U - Optical standard module for automobile lamp

Info

Publication number: CN220249746U
Application number: CN202321674042.4U
Authority: CN
Inventors: 陆春艳; 华圣熙; 仓健; 严帅
Original assignee: Changzhou Xingyu Automotive Lighting Systems Co Ltd
Current assignee: Changzhou Xingyu Automotive Lighting Systems Co Ltd
Priority date: 2023-06-29
Filing date: 2023-06-29
Publication date: 2023-12-26
Anticipated expiration: 2033-06-29

Abstract

The utility model relates to the technical field of automobile lamps, in particular to an optical standard module for an automobile lamp, which comprises a low beam baffle, an inner lampshade, a support, a light blocking sheet and a fixing sheet, wherein the low beam baffle is arranged above the support, the inner lampshade is arranged below the support through the fixing sheet, the inner lampshade comprises an light-in coupling surface, a low beam main cut-off line light-out surface and a high beam light-out surface, the light blocking sheet is arranged on the support on the same side as the light-in coupling surface, the high beam light-out surface is positioned on the opposite side of the light-in coupling surface, the high beam light-out surface is used for forming a high beam light type, and the low beam main cut-off line light-out surface and the light blocking sheet are used for forming a low beam cut-off line. The utility model realizes the high beam light type and the low beam main cut-off line on the same silica gel inner lampshade, has better splicing and presenting effect of the high beam and the low beam, and avoids layering problem.

Description

Optical standard module for automobile lamp

Technical Field

The utility model relates to the technical field of automobile lamps, in particular to an optical standard module for an automobile lamp.

Background

In the design field of automotive headlamp lighting devices, high beam patterns and low beam cut-off lines can be realized by adopting two inner lampshades, so that the splicing and displaying effects of high beam and low beam are poor, and particularly the problem of layering exists, and poor subjective feeling is brought to drivers.

Disclosure of Invention

The utility model solves the problem of poor splicing and presenting effect of low beam in the related art, and provides an optical standard module for an automobile lamp, wherein the high beam type and the low beam main cut-off line are realized on the same silica gel inner lampshade, the splicing and presenting effect of the high beam and the low beam is better, and the layering problem is avoided.

In order to solve the technical problems, the utility model is realized by the following technical scheme: the utility model provides an optical standard module for car lamps and lanterns, includes dipped beam baffle, interior lamp shade, support, light blocking piece and stationary blade, the dipped beam baffle is installed in the support top, interior lamp shade passes through the stationary blade and installs in the support below, interior lamp shade includes light-in coupling face, dipped beam main cut-off line light-out face and far beam light-out face, the light blocking piece is installed on the support with light-in coupling face homonymy, the far beam light-out face is located light-in coupling face opposite one side, the far beam light-out face is used for forming the far beam light type, dipped beam main cut-off line light-out face is used for forming the dipped beam cut-off with the light blocking piece.

Preferably, the dipped beam baffle is formed by a single-sided highlight plate and a metal mounting plate through a laser spot welding mode, and the metal mounting plate is fixed above the bracket through hot riveting.

Preferably, the reflectivity of the single-sided highlight board is above 60%.

Preferably, the low beam baffle is provided with a first protrusion, the light emitting surface of the low beam main cut-off line is provided with a second protrusion, and the first protrusion and the second protrusion are matched in shape and located on the same straight line.

As a preferable scheme, the inner lampshade is a transparent piece, the transmittance is more than 90%, and single-color injection molding silica gel or PMMI is adopted.

As a preferable scheme, the inner lamp shade is provided with a positioning protrusion, and the bracket is provided with a positioning groove for the positioning protrusion to pass through.

As the preferred scheme, still be provided with the reference column on the support, be provided with on the stationary blade with reference column assorted locating hole, one side of stationary blade forms recess shape structure and the trilateral fixed surface that forms that is used for fixed interior lamp shade of buckling of recess, the other three sides of stationary blade are provided with the buckle groove that is used for the card on the support, the relevant position of support is provided with the buckle.

As an optimal scheme, a plurality of grids are arranged on the light blocking sheet and a grounding structure is arranged on the light blocking sheet.

Compared with the prior art, the utility model has the beneficial effects that: the utility model realizes the main cut-off line of the high beam and the low beam on the same silica gel inner lampshade, has better splicing and presenting effect of the high beam and the low beam, and avoids layering problem; the utility model makes optical standardized design, enhances interchangeability, can be applied to a plurality of projects by the same optical standard module, greatly reduces the cost of newly opening the mould and improves the consistency of products; the utility model is assembled by the way of buckling and hot riveting, and is simple and convenient.

Drawings

FIG. 1 is an isometric view (front view) of the present utility model;

FIG. 2 is an isometric view (rear view) of the present utility model;

FIG. 3 is a rear view of the present utility model;

FIG. 4 is an exploded view of the present utility model;

fig. 5 is a schematic view of the light of the present utility model.

In the figure:

1. the low beam baffle plate, 11, a single-sided highlight plate, 12, a metal mounting plate, 13, a first bulge, 2, an inner lampshade, 21, an in-coupling light surface, 22, a low beam main cut-off line light-emitting surface, 221, a second bulge, 23, a high beam light-emitting surface, 24, a positioning bulge, 3, a bracket, 31, a positioning groove, 32, a positioning column, 33, a buckle, 4, a light blocking piece, 41, a grille, 42, a grounding structure, 5, a fixing piece, 51, a positioning hole, 52, a fixing surface, 53, a buckle groove, 6, a low beam inner lampshade, 7 and a lens.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments in accordance with the present application. As used herein, the singular is also intended to include the plural unless the context clearly indicates otherwise, and furthermore, it is to be understood that the terms "comprises" and/or "comprising" when used in this specification are taken to specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof.

The relative arrangement of the components and steps, numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present utility model unless it is specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective parts shown in the drawings are not drawn in actual scale for convenience of description. Techniques, methods, and apparatus known to one of ordinary skill in the relevant art may not be discussed in detail, but should be considered part of the specification where appropriate. In all examples shown and discussed herein, any specific values should be construed as merely illustrative, and not a limitation. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numerals and letters denote like items in the following figures, and thus once an item is defined in one figure, no further discussion thereof is necessary in subsequent figures.

In the description of the present utility model, it should be understood that the azimuth or positional relationships indicated by the azimuth terms such as "front, rear, upper, lower, left, right", "lateral, vertical, horizontal", and "top, bottom", etc., are generally based on the azimuth or positional relationships shown in the drawings, merely to facilitate description of the present utility model and simplify the description, and these azimuth terms do not indicate and imply that the apparatus or elements referred to must have a specific azimuth or be constructed and operated in a specific azimuth, and thus should not be construed as limiting the scope of protection of the present utility model; the orientation word "inner and outer" refers to inner and outer relative to the contour of the respective component itself.

Spatially relative terms, such as "above … …," "above … …," "upper surface at … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial location relative to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations in use or operation in addition to the orientation depicted in the figures. For example, if the device in the figures is turned over, elements described as "above" or "over" other devices or structures would then be oriented "below" or "beneath" the other devices or structures. Thus, the exemplary term "above … …" may include both orientations of "above … …" and "below … …". The device may also be positioned in other different ways (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.

In addition, the terms "first", "second", etc. are used to define the components, and are only for convenience of distinguishing the corresponding components, and the terms have no special meaning unless otherwise stated, and therefore should not be construed as limiting the scope of the present utility model.

As shown in fig. 1 to 4, an optical standard module for an automotive lamp includes a low beam baffle, an inner lamp shade 2, a bracket 3, a light blocking sheet 4 and a fixing sheet 5, wherein the low beam baffle 1 is installed above the bracket 3, the inner lamp shade 2 is installed below the bracket 3 through the fixing sheet 5, the inner lamp shade 2 includes an in-coupling surface 21, a low beam main cut-off line light-emitting surface 22 and a high beam light-emitting surface 23, wherein the in-coupling surface 21 may have a plurality of rectangles, but is not limited to the rectangles; in order to mount the light blocking sheet 4 on the bracket 3 on the same side as the light in-coupling surface 21, specifically, a mounting hole is formed in the light blocking sheet 4, a hot riveting protrusion is arranged on the bracket 3, and the hot riveting protrusion is connected with the mounting hole in a hot riveting manner, so that the light blocking sheet 4 is mounted on the bracket 3, and the light blocking sheet 4 is used for blocking stray light between the light in-coupling surfaces 21; the high beam light emitting surface 23 is located on the opposite side of the light in-coupling surface 21, the high beam light emitting surface 23 is used for forming a high beam type, the low beam main cut-off line light emitting surface 22 is used for forming a low beam cut-off line of about 10 degrees, and the light blocking sheet 4 is used for forming a low beam cut-off line of other than about 10 degrees.

As shown in fig. 5, the light emitted by the low beam LED module finally passes through the lens 7 to form a low beam light pattern after passing through the low beam inner lampshade 6, the light emitted by the high beam LED module forms a high beam light pattern after passing through the high beam light emitting surface 23 of the inner lampshade 2, in addition, the light emitted by the low beam LED module is used for forming a low beam cut-off line of about 10 degrees through the light main cut-off line light emitting surface 22, the light blocking sheet 4 is used for forming a low beam cut-off line of about 10 degrees, the splicing effect of the high beam and the low beam is better, and the occurrence of high beam layering and low beam layering is avoided.

In one embodiment, low beam baffle 1 is formed by laser spot welding from a single-sided highlight plate 11 (thickness 0.1 mm) and a metal mounting plate 12 (thickness 0.5 mm); the metal mounting plate 12 is fixed above the bracket 3 in a hot riveting manner, specifically, a mounting hole is formed in the metal mounting plate 12, a hot riveting protrusion similar to a rivet is arranged at a corresponding position on the bracket 3, and the hot riveting protrusion is connected with the mounting hole in a hot riveting manner.

In one embodiment, the reflectivity of the single-sided highlighting 11 is above 60%, increasing the luminous flux of the lighting device when in use.

In one embodiment, the low beam baffle 1 is formed with a first protrusion 13, and a second protrusion 221 is formed on the low beam main cut-off light emitting surface 22, and the first protrusion 13 and the second protrusion 221 are matched in shape and located on the same straight line for forming a low beam cut-off line.

In one embodiment, the inner lampshade 2 is a transparent piece, the transmittance is above 90%, and single-color injection molding silica gel or PMMI is adopted.

In one embodiment, the inner lampshade 2 is provided with a positioning protrusion 24, and the bracket 3 is provided with a positioning groove 31 for the positioning protrusion 24 to pass through.

In one embodiment, the support 3 is further provided with a positioning column 32, the fixing piece 5 is provided with a positioning hole 51 matched with the positioning column 32, one side of the fixing piece 5 forms a groove-shaped structure, three sides of the groove are bent upwards to form a fixing surface 52 for fixing the inner lampshade 2, the other three sides of the fixing piece 5 are provided with fastening grooves 53 for being fastened on the support 3, and the corresponding positions of the support 3 are provided with fasteners 33.

In one embodiment, the light blocking sheet 4 is provided with a plurality of gratings 41, which block stray light between the coupling surfaces 21 of the light entering mask and present a clearer dark area boundary; the light blocking sheet 4 is further provided with a grounding structure 42, and the grounding structure 42 reduces the amount of heat generated by the light source because of the requirement of high reflectivity in the light emitting direction of the light source.

The above is a preferred embodiment of the present utility model, and a person skilled in the art can also make alterations and modifications to the above embodiment, therefore, the present utility model is not limited to the above specific embodiment, and any obvious improvements, substitutions or modifications made by the person skilled in the art on the basis of the present utility model are all within the scope of the present utility model.

Claims

1. An optical standard module for an automotive luminaire, characterized by: including dipped beam baffle (1), interior lamp shade (2), support (3), light blocking piece (4) and stationary blade (5), dipped beam baffle (1) install in support (3) top, interior lamp shade (2) are installed in support (3) below through stationary blade (5), interior lamp shade (2) are including light-in coupling face (21), dipped beam main cut-off line light-emitting surface (22) and far beam light-emitting surface (23), light blocking piece (4) are installed on support (3) with light-in coupling face (21) homonymy, far beam light-emitting surface (23) are located the one side that light-in coupling face (21) is relative, far beam light-emitting surface (23) are used for forming the far beam, dipped beam main cut-off line light-emitting surface (22) are used for forming the cut-off line with light blocking piece (4).

2. The optical standard module for automotive lighting fixture of claim 1, wherein: the low beam baffle (1) is formed by a single-sided highlight plate (11) and a metal mounting plate (12) through a laser spot welding mode, and the metal mounting plate (12) is fixed above the bracket (3) through hot riveting.

3. The optical standard module for automotive lighting fixture of claim 2, wherein: the reflectivity of the single-sided highlight plate (11) is more than 60 percent.

4. The optical standard module for automotive lighting fixture of claim 2, wherein: the low beam baffle (1) is provided with a first bulge (13), the light emergent surface (22) of the main cut-off line of the low beam is provided with a second bulge (221), and the first bulge (13) and the second bulge (221) are matched in shape and positioned on the same straight line.

5. The optical standard module for automotive lighting fixture of claim 1, wherein: the inner lampshade (2) is a transparent piece, the transmittance is more than 90%, and single-color injection molding silica gel or PMMI is adopted.

6. The optical standard module for automotive lighting fixture of claim 1, wherein: the inner lampshade (2) is provided with a positioning protrusion (24), and the bracket (3) is provided with a positioning groove (31) for the positioning protrusion (24) to pass through.

7. The optical standard module for automotive lighting fixture of claim 6, wherein: still be provided with reference column (32) on support (3), be provided with on stationary blade (5) with reference column (32) assorted locating hole (51), one side of stationary blade (5) forms recess shape structure and the trilateral fixed surface (52) that form be used for fixed interior lamp shade (2) of buckling of recess, the other three sides of stationary blade (5) are provided with buckle groove (53) that are used for the card on support (3), the relevant position of support (3) is provided with buckle (33).

8. The optical standard module for automotive lighting fixture of claim 1, wherein: the light blocking sheet (4) is provided with a plurality of grids (41) and a grounding structure (42).