CN214948788U

CN214948788U - Light-emitting structure for vehicle

Info

Publication number: CN214948788U
Application number: CN202121441185.1U
Authority: CN
Inventors: 韦欢亮; 张勇; 赵飞
Original assignee: Changzhou Xingyu Automotive Lighting Systems Co Ltd
Current assignee: Changzhou Xingyu Automotive Lighting Systems Co Ltd
Priority date: 2021-06-28
Filing date: 2021-06-28
Publication date: 2021-11-30
Anticipated expiration: 2031-06-28

Abstract

The utility model relates to a vehicle light-emitting structure, which comprises a light-emitting part and a plurality of light guides, wherein each light guide consists of a light source and a light guide part; the light emitting surface of the light source is positioned on the end surface of the light guide piece; the light guides are distributed at intervals in a row and are embedded in the wall thickness of the light-emitting piece, and the end face of the light guide piece, which is exposed out of the wall thickness surface of the light-emitting piece, is provided with the light source; the light emitted by the light source enters the light-emitting piece after being refracted and reflected by the light-guiding piece, and is transmitted out of the light-emitting structure in the modeling normal direction after being refracted and reflected again. The utility model discloses a light-emitting structure not only can realize the effect that the light guide style was lighted, the effect is lighted to the plane style, can also realize the animation of taking a plurality of light guide styles of pattern and light the effect, or the animation of light guide style and plane style combination lights the effect.

Description

Light-emitting structure for vehicle

Technical Field

The utility model relates to an automotive lighting technology field, concretely relates to automobile-used light-emitting structure.

Background

With the progress of LED technology, LED light sources are widely applied in the automobile lamp industry at present, more and richer appearance changes and applications are derived from the luminous models of the automobile lamps due to market competition and the needs of consumer groups, and different design structures are more diversified in the automobile lamp models. Taking turn signal lamp as an example, thick wall leaded light spare and the cooperation of LED light source can realize the effect of lightening in proper order.

In the prior art, in order to achieve a dynamic lighting effect, a scheme of using an LED in cooperation with a thick-walled component is generally adopted, and an optical scheme implemented includes the following two schemes:

(1) the single yellow LED is matched with the thick-walled part to realize the effect of dynamic lighting;

(2) the single yellow LED and the single white LED are matched with the thick-walled part, so that the dynamic lighting effect of various light colors is realized;

(3) the single multi-chip LED is matched with the thick-wall part to realize the effect of dynamic lighting.

It follows that the cooperation of the LED with the thick-walled member can be achieved if a dynamic lighting effect is to be achieved. However, the lighting effect of the existing light-emitting structure is limited.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem that the lighting effect of the light-emitting structure is limited, a light-emitting structure for a vehicle is provided. The utility model discloses a light-emitting structure not only can realize the conventional effect of lighting, can also realize the animation effect of lighting.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

a vehicle light-emitting structure comprises a light-emitting part and a plurality of light guides, wherein each light guide consists of a light source and a light guide part; the light emitting surface of the light source is positioned on the end surface of the light guide piece; the light guides are distributed at intervals in a row and are embedded into the wall thickness of the luminous piece, and the end face, exposed out of the wall thickness of the luminous piece, of the light guide piece is provided with the light source.

Further, along the length direction of illuminating part is equipped with the caulking groove structure, leaded light spare along the length direction embedding of illuminating part among the caulking groove structure, just the groove depth of caulking groove structure is less than the diameter of leaded light spare, leaded light spare along be equipped with the leaded light decorative pattern on the face that the length direction of illuminating part exposes, leaded light decorative pattern distributes along its length direction promptly. The light guide patterns can effectively refract and reflect light transmitted into the light guide part from the light source to enter the light emitting part, and light brightness of the whole light emitting structure in the modeling normal direction is guaranteed.

Further, the structure of the light guide part is a long columnar structure.

Furthermore, a light guide pattern is arranged on the wall thickness surface of the luminous piece. The light guide patterns are arranged on the wall thickness surface of the light emitting piece, so that light transmitted into the light emitting piece from the light source can be effectively transmitted into the light emitting piece after being refracted and reflected, and the light brightness of the whole light emitting structure in the modeling normal direction is guaranteed.

Still further, the structure of light guide pattern is sawtooth structure. The optical surface of the sawtooth-shaped structure can better refract and reflect the incoming light.

Further, the light source on each light guide is a monochromatic light source or a multicolor light source, and the multicolor light source comprises a multi-chip single light source or a plurality of light sources with a plurality of light colors.

Furthermore, the light guide part and/or the light emitting part further comprise a shielding part which is partially or completely arranged, and the shielding part can shield the light rays emitted by the light emitting structure type in the normal direction. A partial or whole shielding part is arranged on the light guide part and/or the light emitting part, so that patterns with specific patterns can be formed, for example, brand logo patterns and the like are formed; the lighting sequence of the light source is matched, and the pattern formed by shielding is combined, so that the animation lighting effect with the pattern is realized.

The beneficial technical effects are as follows:

the utility model adopts a plurality of light guides to be embedded into the wall thickness of the luminous piece, the light rays emitted by the light source on the light guides are refracted and reflected through the light guide patterns on the light guide piece, and the light guides exposed out of the luminous piece part form the lightening effect of a plurality of light guide patterns; meanwhile, light rays emitted by the light source enter the light-emitting piece after passing through the light-guiding piece, and are effectively transmitted into the light-emitting piece by refraction and reflection of the light-guiding patterns on the thick wall surface of the light-emitting piece, so that the light rays are emitted from the modeling normal direction of the integral light-emitting structure to form a plane pattern lighting effect;

the animation lighting effect of a plurality of light guide patterns or the animation lighting effect of the combination of the light guide patterns and the plane patterns is realized by arranging the sequential lighting sequence (the sequence can be linear or nonlinear) of the light sources on the plurality of light guides;

in addition, the light-emitting member and/or the light guide member further include a shielding member partially or completely arranged, and the shielding member can shield the light emitted by the light-emitting structure modeling method, and can form a pattern with a specific pattern, such as a pattern effect of a brand logo; if the light-emitting part is completely shielded, only the light-guiding part leaks to form a certain lighting effect; the light guide part is completely shielded, and only the light emitting part leaks to form a certain lighting effect; forming a certain lighting effect by partially shielding the light guide member and/or the light emitting member; the lighting sequence of the light source is matched, and then the animation lighting effect with patterns is achieved.

Drawings

Fig. 1 is a schematic view of an overall structure of a vehicle light-emitting structure according to embodiment 1.

Fig. 2 is a schematic view of a partial structure of an embedded light emitting element of a light guide.

Fig. 3 is a schematic structural view of a light guide pattern on a light emitting member.

Fig. 4 is a schematic light propagation diagram of a vehicular light emitting structure, wherein a transverse arrow is a modeling normal direction.

Wherein, the light source is 1, the light guide part is 2, the light emitting part is 3, and the light guide pattern is 4.

Detailed Description

The technical solution of the present invention will be described clearly and completely with reference to the accompanying drawings, and obviously, the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the directions or positional relationships indicated as the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., appear based on the directions or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" as appearing herein are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" should be interpreted broadly, e.g., as being either fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example 1

A vehicle light-emitting structure is shown in figure 1 in the overall structure, and comprises a light-emitting part 3 and a plurality of light guides, wherein each light guide consists of a light source 1 and a light guide 2, the light source 1 is connected with the light guide 2, and the light-emitting surface of the light source 1 is positioned on the end surface of the light guide 2; the light guides are distributed at intervals in a row and embedded in the wall thickness of the light emitting member 2, and the end face of the light emitting member 3, exposed out of the light guide member 2, of the wall thickness face is provided with the light source 1.

Wherein, along the length direction of luminous member 3 is equipped with the caulking groove structure, leaded light 2 along the length direction embedding of luminous member 3 in the caulking groove structure, just the groove depth of caulking groove structure is less than leaded light 2's diameter, leaded light 2 along be equipped with light guide pattern 4 on the face that the length direction of luminous member 3 exposes. The structure is shown in fig. 2.

The structure of the light guide part 2 is a long columnar structure; the wall thickness surface of the luminous part 3 is provided with light guide patterns 4; the structure of the light guide patterns 4 is a sawtooth structure. The structure is shown in fig. 3.

The light source 1 is a monochromatic light source or a multicolor light source, and the multicolor light source includes a multi-chip single light source or a plurality of light sources with a plurality of light colors.

The light emitted by the light source on the light guide is refracted and reflected through the light guide pattern 4 on the light guide 2, and the light guide exposed out of the light emitting part 3 is emitted to form the effect of lightening a plurality of light guide patterns; meanwhile, light rays emitted by the light source 1 enter the light-emitting piece 3 after passing through the light-guiding piece 2, are refracted and reflected by the light-guiding patterns 4 on the wall thickness surface of the light-emitting piece 3, and are effectively transmitted into the light-emitting piece, so that the light rays are emitted from the modeling normal direction of the whole light-emitting structure (the light rays are transmitted as shown in fig. 4, and a transverse arrow is the modeling normal direction), and a plane style lighting effect is formed; by setting the sequential lighting order of the light sources 1 on the plurality of light guides, it may be linear or non-linear to realize an animation lighting effect of a plurality of light guide patterns or an animation lighting effect of a combination of a light guide pattern and a plane pattern.

In addition, a shielding component can be arranged on the light-emitting component 3, and the shielding component can shield the light rays emitted by the light-emitting structure type in the normal direction; the illuminating part 3 can be completely shielded, and only the light guide part 2 leaks to form a certain illuminating effect with a specific pattern; the light guide part 2 can be completely shielded, and only the luminous part 3 leaks to form a certain lighting effect with a specific pattern; it is also possible to create a certain lighting effect with a specific pattern by partially shielding the light guide 2 and/or the light emitting member 3.

In this embodiment, the light source on each light guide is a monochromatic light source, and the local shielding part is arranged on the light emitting part, so that a certain logo pattern can be formed after light of the light source is transmitted into the light emitting part through the light guide part, and a certain animation effect with a pattern is dynamically lighted in cooperation with the lighting sequence of each light source on the plurality of light guides.

Claims

1. A vehicle light-emitting structure is characterized by comprising a light-emitting part (3) and a plurality of light guides, wherein each light guide consists of a light source (1) and a light guide part (2); the light emitting surface of the light source (1) is positioned on the end surface of the light guide piece (2); the light guides are distributed at intervals in a row and embedded in the wall thickness of the light emitting piece (3), and the light source (1) is arranged on the end face, exposed out of the wall thickness face of the light emitting piece (3), of the light guide piece (2).

2. The vehicle light-emitting structure according to claim 1, wherein a recessed groove structure is provided along a length direction of the light-emitting member (3), the light guide member (2) is embedded in the recessed groove structure along the length direction of the light-emitting member (3), a groove depth of the recessed groove structure is smaller than a diameter of the light guide member (2), and a light guide pattern (4) is provided on a surface of the light guide member (2) exposed along the length direction of the light-emitting member (3).

3. The vehicular lighting structure according to claim 1, wherein the structure of the light guide member (2) is a long cylindrical structure.

4. The vehicular light-emitting structure according to claim 1, wherein the light-emitting member (3) has a light-guiding pattern (4) on an end surface of a wall thickness surface thereof.

5. The vehicle lighting structure according to claim 2 or 4, wherein the structure of the light guide pattern (4) is a saw-toothed structure.

6. A vehicle lighting structure according to claim 1, wherein said light source (1) on each of said light guides is a monochromatic light source or a polychromatic light source, said polychromatic light source comprising a multi-chip single light source or a plurality of light sources of a plurality of light colors.

7. The vehicular lighting structure according to claim 1, wherein the light guide member (2) and/or the lighting member (3) further comprises a shielding member disposed partially or entirely thereon, and the shielding member is capable of shielding the light emitted from the lighting structure.