CN217057407U

CN217057407U - Light guide body module, light guide body module group, and combined optical system for vehicle lamp

Info

Publication number: CN217057407U
Application number: CN202220922076.XU
Authority: CN
Inventors: 宦家; 刘海涛; 辛忠华
Original assignee: Varroc TYC Auto Lamps Co Ltd
Current assignee: Varroc TYC Auto Lamps Co Ltd
Priority date: 2022-04-20
Filing date: 2022-04-20
Publication date: 2022-07-26
Anticipated expiration: 2032-04-20

Abstract

The utility model discloses a light conductor module, light conductor module group and combination formula optical system for car light, include: the first light guide and the second light guide are integrally formed, and the light rays passing through the first light guide form an included angle with the light rays passing through the second light guide, wherein the included angle is any one of an acute angle, an obtuse angle and a right angle; and the optical surface is positioned at the joint of the first light guide and the second light guide, and comprises a light reflecting surface and a light transmitting surface, the light reflecting surface is used for reflecting the light rays in the first light guide into the second light guide, and the light transmitting surface is used for emitting the light rays out of the light guide body module into the second light guide. The utility model discloses a can let in two way light to the same plain noodles of sharing makes combination formula optical system for the car light can reach the higher light efficiency of requirement and the even effect of lighting, still can adapt to compact car light space.

Description

Light guide body module, light guide body module group, and combined optical system for vehicle lamp

Technical Field

The utility model relates to a car light technical field specifically is light guide body module, light guide body module group and combination formula optical system for car light.

Background

With the increase of the level of vehicle engineering and manufacturing and the increase of the requirements of people on vehicle modeling, in order to realize more functions in a compact space, the situation that a plurality of functions share one light emitting surface is increased at present for vehicle lighting lamps and signal lamps.

At present, in the industry, the signal lamp is mainly used for realizing multifunctional sharing through modes such as interval arrangement or double-chip chips, but for the conditions of illumination and signal multiplexing, higher lighting effect and uniform lighting effect are required at the same time, and no proper scheme is provided.

Based on the above defect, the utility model discloses a light conductor module, light conductor module group and combination formula optical system for car light for solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a light conductor module, light conductor module group and combination formula optical system for car light to solve the problem that proposes in the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme:

a light guide module comprising: the first light guide and the second light guide are integrally formed, and the light rays passing through the first light guide and the light rays passing through the second light guide form an included angle which is any one of an acute angle, an obtuse angle and a right angle; and the optical surface is positioned at the joint of the first light guide and the second light guide, and comprises a light reflecting surface and a light transmitting surface, the light reflecting surface is used for reflecting the light rays in the first light guide into the second light guide, and the light transmitting surface is used for emitting the light rays out of the light guide body module into the second light guide.

Preferably, the light-transmissive surface is parallel to the light-guiding direction of the first light guide.

Preferably, the light guide body module further includes: the first light incident surface is positioned at one end, far away from the second light guide, of the first light guide; and the first light-emitting surface is positioned at one end of the second light guide, which is far away from the first light guide.

Preferably, the reflecting surface and the transmitting surface are provided with a plurality of reflecting surfaces and a plurality of transmitting surfaces which are arranged alternately.

A light guide body module group comprises a light guide body module; and a third light guide for guiding light into the second light guide through the light-transmissive surface.

Preferably, the light guiding direction of the third light guide is parallel to the light guiding direction of the second light guide.

Preferably, the light guide module set further includes: the second light inlet surface is positioned at one end, far away from the light guide body module, of the third light guide; and the second light-emitting surface is positioned at one end, close to the light guide body module, of the third light guide.

A combined optical system for a car lamp comprises a light guide module group; and a first light source for providing light to the first light guide; and a second light source for providing light to the third light guide.

Preferably, the light guide module group, the first light source and the second light source are all provided with a plurality of light guide module groups.

Compared with the prior art, the utility model discloses the beneficial effect who reaches is: the utility model discloses a light conductor module, light guide module group and combination formula optical system for car light, the guide of two way light can be realized to its light conductor module, need provide different light intensity, during photochromic light beam, the light path of accessible difference is lighted, the multifunctionality of light conductor module has been realized, and then adapt to compact car light space, the more specific realization of light guide module group simultaneously can let in two way light, the same play plain noodles of sharing, make combination formula optical system for car light can reach the higher light efficiency of requirement and the even effect of lighting.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a perspective view of a light guide body module according to embodiment 1 of the present invention;

fig. 2 is a perspective view of a light guide module group in embodiment 2 of the present invention;

fig. 3 is a schematic diagram of the light path in embodiment 2 of the present invention, which is transmitted from the first light guide to the second light guide;

fig. 4 is a schematic diagram of the light path from the third light guide to the second light guide in embodiment 2 of the present invention;

fig. 5 is a perspective view of a combined optical system according to embodiment 3 of the present invention.

In the figure:

a light guide body module 1; a first light guide 11; a second light guide 12; an included angle 13; an optical surface 14; a light-reflecting surface 141; a light-transmitting surface 142; a first light incident surface 15; a first light-emitting surface 16;

a light guide body module 2; a third light guide 21; a second light incident surface 22; a second light exit surface 23;

combined optical system 3, first light source 31; a second light source 32.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.

Example 1: the present embodiment provides an optimal solution of a light guide body module 1, which is mainly applied in the field of vehicle lamps, and is used to achieve a high light efficiency and a uniform lighting effect in a compact vehicle lamp space, based on which, a multipurpose light guide body module 1 is designed, specifically comprising a first light guide 11 and a second light guide 12, for the purpose of compact structure, the first light guide 11 and the second light guide 12 are integrally formed, a light ray passing through the first light guide 11 and a light ray passing through the second light guide 12 form an included angle 13, and the included angle 13 is any one of an acute angle, an obtuse angle and a right angle, in the present embodiment, the included angle 13 is preferably a right angle, and further comprises an optical surface 14, the optical surface 14 is located at a junction of the first light guide 11 and the second light guide 12, the optical surface 14 comprises a light reflecting surface 141 and a light transmitting surface 142, the light reflecting surface 141 is used to reflect the light ray in the first light guide 11 into the second light guide 12, the light-transmitting surface 142 is used for transmitting light outside the light guide body module 1 into the second light guide 12, so that a basic condition is provided for the light guide body module 1 to guide two paths of light, and when light beams with different light intensities and light colors need to be provided, the light beams can be lightened through different light paths, so that the multifunctional property of the light guide body module 1 is realized, and the compact car light space is further adapted.

Further, in order to prevent the light beam in the first light guide 11 from being emitted through the light-transmitting surface 142, the light-transmitting surface 142 is parallel to the light-guiding direction of the first light guide 11, so that the light beam in the first light guide 11 is ensured to be completely emitted into the second light guide 12 through the light-reflecting surface 141, and then emitted through the second light guide 12.

Further, the light guide body module 1 further includes: a first light incident surface 15, where the first light incident surface 15 is located at an end of the first light guide 11 far from the second light guide 12; and a first light-emitting surface 16, where the first light-emitting surface 16 is located at an end of the second light guide 12 far away from the first light guide 11.

Further, in order to realize that two way light homoenergetic evenly jets out, realizes higher light efficiency and even effect of lighting, all be provided with a plurality of with reflection of light face 141 and printing opacity face 142, and a plurality of reflection of light face 141 and a plurality of printing opacity face 142 set up in turn.

Example 2: the embodiment provides an optimal scheme of a light guide module group 2, which is specifically applied to the field of car lamps, and is used for specifically realizing that the light guide module group 2 can be introduced with two paths of light rays, and the light guide module group 2 comprises the light guide module 1 in the embodiment 1; a third light guide 21 is also included, wherein the third light guide 21 is adapted to direct light into the second light guide 12 through the light transmissive surface 142.

Further, in order to realize a high utilization rate of light passing into the third light guide 21, the light guiding direction of the third light guide 21 and the light guiding direction of the second light guide 12 are set in a parallel relationship.

Further, the light guide module group 2 further includes: a second light incident surface 22, where the second light incident surface 22 is located at one end of the third light guide 21 away from the light guide module 1; and a second light emitting surface 23, where the second light emitting surface 23 is located at one end of the third light guide 21 close to the light guide module 1.

Example 3: the present embodiment provides an optimal solution of a combined optical system 3 for a vehicle lamp, which is applied to a headlamp, and specifically includes a light guide module group 2 in embodiment 2, as a light guide for a high beam, a position light, and a daytime running light; the light guide further comprises a first light source 31, the first light source 31 is used for providing light to the first light guide 11 and used as a high beam light source, the second light source 32 is used for providing light to the third light guide 21 and used as a light source of the position lamp and the daytime running lamp, and the position lamp and the daytime running lamp are switched through circuit adjustment, so that sharing of the light guides can be achieved, and space of the vehicle lamp is saved.

Furthermore, the number of the light guide module group 2, the number of the first light sources 31, and the number of the second light sources 32 are all 8.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described above, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A light guide module, comprising:

the light guide comprises a first light guide and a second light guide, wherein the first light guide and the second light guide are integrally formed, light rays passing through the first light guide form an included angle with light rays passing through the second light guide, and the included angle is any one of an acute angle, an obtuse angle and a right angle;

and the optical surface is positioned at the joint of the first light guide and the second light guide, and comprises a light reflecting surface and a light transmitting surface, the light reflecting surface is used for reflecting the light in the first light guide into the second light guide, and the light transmitting surface is used for injecting the light outside the light guide body module into the second light guide.

2. The light guide module of claim 1, wherein: the light-transmitting surface is parallel to the light-guiding direction of the first light guide.

3. The light guide module of claim 1, wherein: the light guide body module further includes:

the first light incident surface is positioned at one end, far away from the second light guide, of the first light guide;

and the first light-emitting surface is positioned at one end, far away from the first light guide, of the second light guide.

4. A light guide module according to any one of claims 1 to 3, wherein: the light reflecting surface and the light transmitting surface are provided with a plurality of light reflecting surfaces and a plurality of light transmitting surfaces which are arranged alternately.

5. A light guide module group is characterized in that:

comprising the light guide module according to any one of claims 1 to 3;

and a third light guide for guiding light into the second light guide through the light-transmissive surface.

6. The light guide module set of claim 5, wherein the light guide direction of the third light guide is parallel to the light guide direction of the second light guide.

7. The light guide module set of claim 5 or 6, further comprising:

a second light incident surface located at an end of the third light guide away from the light guide module;

and the second light-emitting surface is positioned at one end, close to the light guide body module, of the third light guide.

8. A combined optical system for a vehicle lamp, characterized in that:

the light guide module group comprises the light guide module group of any one of claims 5-6;

and a first light source for providing light to the first light guide;

and a second light source for providing light to the third light guide.

9. The combined optical system of claim 8, wherein there are a plurality of the light guide module, the first light source, and the second light source.