CN209054498U - Distance light brightness reinforcing device, LED module unit, car light, automobile - Google Patents

Abstract

The utility model discloses a high beam brightness enhancing device, an LED module unit, a vehicle lamp, and an automobile, and relates to the technical field of automobile lamp accessories, so as to solve the problem that the brightness and illumination width of the existing headlamp are relatively low, and the illumination effect on the actual road surface is low. Poor technical issues. The high beam brightness enhancing device of the present invention comprises: a first reflecting surface, a second reflecting surface and a third reflecting surface; the first reflecting surface has two focal points, one of which is coincident with the installation position of the light source, the other The focal point is close to the focal point of the lens; the second reflective surface has two focal points, one of which is coincident with the installation position of the light source, and the other focal point is located on the mirror point of the lens focal point relative to the third reflective surface.

Description

High beam brightness enhancement device, LED module unit, headlight, automobile

technical field

The utility model relates to the technical field of automobile lamp accessories, in particular to a high beam brightness enhancing device, an LED module unit, a vehicle lamp and an automobile.

Background technique

In the automotive lighting industry, LED lights, as a new type of light source, are very mature in technology. They are widely used in the field of automotive lighting due to their high luminous efficiency, small luminous area, low energy consumption, low manufacturing cost and long life. Widespread adoption, with a tendency to replace traditional halogen and gas discharge lamps.

At present, the modules used in the market generally adopt the method of one-time reflection. Due to the limitation of the 120゜ luminous characteristics of the LED lamp itself, the reflector cannot reflect all the light, and part of the light escapes from the edge of the reflector, causing the module to The utilization rate of light is reduced, which directly affects the brightness of the headlamp. In addition, for some of the smaller PES (spotlight systems), the escaping light may also directly illuminate the edge of the lens, forming stray light in front of the vehicle, which has a greater impact on the actual road surface illumination effect.

Therefore, whether the escaped light can be fully utilized not only affects the actual road surface illumination effect of the optical system, but also relates to the design and development of new high-brightness PES, which is the key to breaking through the brightness limit of LED lamps.

Utility model content

The purpose of this utility model is to provide a high beam brightness enhancement device, LED module unit, vehicle lamp, and automobile, so as to solve the technical problem that the brightness and illumination width of the existing headlamp are relatively low, and the illumination effect on the actual road surface is poor. .

More specifically, the high beam brightness enhancement device, LED module unit, vehicle lamp, and automobile provided by the present utility model can mainly solve the following technical problems:

1. Light utilization efficiency: The one-time reflection method adopted by the traditional module cannot make reasonable use of the light escaping from the edge of the reflective surface, resulting in waste of light energy, and the brightness and illumination width of the headlamp become lower;

2. Stray light angle: For some PES with small volume, the escaping light may directly irradiate on the edge of the lens, forming stray light in front of the car, which has a great impact on the actual road surface illumination effect.

The utility model provides a high beam brightness enhancement device, comprising: a first reflection surface, a second reflection surface and a third reflection surface; the first reflection surface has two focal points, one of which is coincident with the installation position of the light source, The other focal point is close to the focal point of the lens; the second reflective surface has two focal points, one of which is coincident with the installation position of the light source, and the other focal point is located on the mirror point of the lens focal point relative to the third reflective surface.

In practical application, in the high beam brightness enhancing device of the present invention, the third reflecting surface adopts a plane mirror.

Wherein, in the high beam brightness enhancing device of the present invention, the first reflecting surface adopts an ellipsoidal mirror.

Wherein, in the high beam brightness enhancing device of the present invention, the second reflecting surface adopts an ellipsoidal mirror.

Specifically, in the high beam brightness enhancing device of the present invention, both the first reflecting surface and the second reflecting surface are ellipsoidal mirrors, and the two ellipsoidal mirrors are integrally formed.

Compared with the prior art, the high beam brightness enhancing device of the present invention has the following advantages:

The high beam brightness enhancement device provided by the utility model includes: a first reflecting surface, a second reflecting surface and a third reflecting surface; the first reflecting surface has two focal points, one of which coincides with the installation position of the light source, and the other The focal point is close to the focal point of the lens; the second reflective surface has two focal points, one of which is coincident with the installation position of the light source, and the other focal point is located on the mirror point of the lens focal point relative to the third reflective surface. From this analysis, it can be seen that when the high beam brightness enhancing device provided by the present invention is used, the light escaping from the edge of the first reflecting surface is directed to the second reflecting surface, and the energy is concentrated on the third reflecting surface below, and reflected To the focal point of the lens, this part of the light energy is reused, and the high beam brightness is improved by more than 40%.

The utility model also provides an LED module unit, comprising: the high beam brightness enhancing device according to any one of the above.

Wherein, the LED module unit of the present invention further comprises: an LED light source and a lens; the high beam brightness enhancing device is arranged adjacent to the LED light source and away from the lens.

Specifically, in the LED module unit of the present invention, the LED light source is installed through a fixing table; the lens is installed through a bracket.

The advantages of the LED module unit and the above-mentioned high-beam brightness enhancement device are the same as those of the prior art, which will not be repeated here.

The utility model further provides a vehicle lamp, comprising: the high beam brightness enhancement device as described in any of the above; or the LED module unit as described in any of the above.

The advantages of the vehicle lamp, the above-mentioned high beam brightness enhancement device and the LED module unit are the same as those of the prior art, which will not be repeated here.

The utility model further provides an automobile, comprising: the above-mentioned automobile lamp.

The advantages of the automobile and the above-mentioned high beam brightness enhancing device, the LED module unit and the vehicle lamp are the same as those of the prior art, which will not be repeated here.

The high beam brightness enhancing device, LED module unit, vehicle lamp and automobile provided by the utility model mainly have the following advantages:

1. The design of secondary reflection effectively improves the utilization efficiency of light, thereby improving the brightness of the headlamp, which is an effective improvement for the market competitiveness of the module;

Second, it reduces the stray light in front of the car, which is an optimization for the lighting system and improves the competitiveness of the module.

Description of drawings

In order to more clearly illustrate the specific embodiments of the present invention or the technical solutions in the prior art, the following will briefly introduce the accompanying drawings that need to be used in the description of the specific embodiments or the prior art. Obviously, the following descriptions The accompanying drawings are some embodiments of the present invention. For those of ordinary skill in the art, other drawings can also be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a high beam brightness enhancement device and an LED module unit provided by an embodiment of the present invention.

In the figure: 1-first reflecting surface; 2-second reflecting surface; 3-third reflecting surface; 4-light source; 5-lens focus; 6-mirror point; 7-lens;

A-the normal light passing through the first reflecting surface; B-the light which is collected by the second reflecting surface and the third reflecting surface to reinforce the central brightness.

Detailed ways

The technical solutions of the present invention will be clearly and completely described below with reference to the accompanying drawings. Obviously, the described embodiments are a part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner" and "outer" The orientation or positional relationship indicated by etc. is based on the orientation or positional relationship shown in the accompanying drawings, which is only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the referred system or element must have a specific orientation, with a specific orientation. Therefore, it should not be construed as a limitation on the present invention. Furthermore, the terms "first", "second", and "third" are used for descriptive purposes only and should not be construed to indicate or imply relative importance.

In the description of the present invention, it should be noted that, unless otherwise expressly specified and limited, the terms "installed", "connected" and "connected" should be understood in a broad sense, for example, it may be a fixed connection or a connectable connection. Detachable connection, or integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, and it can be the internal communication of the two components. For those of ordinary skill in the art, the specific meanings of the above terms in the present invention can be understood in specific situations.

FIG. 1 is a schematic structural diagram of a high beam brightness enhancement device and an LED module unit provided by an embodiment of the present invention.

As shown in FIG. 1 , an embodiment of the present invention provides a high beam brightness enhancement device, including: a first reflection surface 1, a second reflection surface 2 and a third reflection surface 3; the first reflection surface 1 has two focal points, One of the focal points coincides with the installation position of the light source 4, and the other focal point is adjacent to the position of the lens focal point 5; the second reflective surface 2 has two focal points, one of which is coincident with the installation position of the light source 4, and the other focal point is located at the lens focal point 5 relative to on the mirror point 6 of the third reflective surface 3 .

Compared with the prior art, the high beam brightness enhancing device described in the embodiment of the present utility model has the following advantages:

The high beam brightness enhancement device provided by the embodiment of the present invention, as shown in FIG. 1 , includes: a first reflection surface 1, a second reflection surface 2 and a third reflection surface 3; the first reflection surface 1 has two focal points, One of the focal points coincides with the installation position of the light source 4, and the other focal point is adjacent to the position of the lens focal point 5; the second reflective surface 2 has two focal points, one of which is coincident with the installation position of the light source 4, and the other focal point is located at the lens focal point 5 relative to on the mirror point 6 of the third reflective surface 3 . From this analysis, it can be seen that when the high beam brightness enhancement device provided by the embodiment of the present invention is used, the light escaping from the edge of the first reflecting surface 1 is directed to the second reflecting surface 2, and the energy is concentrated on the third reflecting surface below. The surface 3 is reflected to the focal point of the lens 7, so that this part of the light energy is reused, and the high beam brightness is improved by more than 40%.

It should be supplemented here that, in FIG. 1 , the normal light passing through the first reflecting surface 1 may be A; the light collected through the second reflecting surface 2 and the third reflecting surface 3 to enhance the central brightness may be B.

In practical application, in order to make the light converge on the third reflective surface 3 and reflect to the focus of the lens 4, in the high beam brightness enhancement device provided by the embodiment of the present invention, as shown in FIG. 1, the above-mentioned third reflective surface 3 Flat mirrors can be used.

In order to make the first reflection surface 1 have two focal points, in the high beam brightness enhancement device provided by the embodiment of the present invention, as shown in FIG. 1 , the above-mentioned first reflection surface 1 may use an ellipsoidal mirror.

It should be supplemented here that, in the high beam brightness enhancement device provided by the embodiment of the present invention, the above-mentioned first reflecting surface 1 is strictly a mirror surface with two focal points modified based on an ellipsoid surface.

Wherein, in order to make the second reflection surface 2 have two focal points, in the high beam brightness enhancement device provided by the embodiment of the present invention, as shown in FIG. belongs to a complete ellipsoid.

Specifically, in order to ensure that the first reflection surface 1 and the second reflection surface 2 have two focal points, in the high beam brightness enhancement device provided by the embodiment of the present invention, as shown in FIG. 1 , the first reflection surface 1 and the second reflection surface The reflecting surfaces 2 can all use ellipsoidal mirrors, and the two ellipsoidal mirrors can preferably be integrally formed. The integrally formed setting is convenient for production, manufacture and assembly, and saves the space of the entire device.

As shown in FIG. 1 , an embodiment of the present invention further provides an LED module unit, including: the high beam brightness enhancement device according to any one of the above.

In practical application, as shown in FIG. 1 , the high beam brightness enhancement device of the LED module unit may include: a first reflecting surface 1, a second reflecting surface 2 and a third reflecting surface 3; the first reflecting surface 1 has two The focus, one of which is coincident with the installation position of the light source 4, and the other is close to the position of the lens focus 5; the second reflective surface 2 has two focal points, one of which is coincident with the installation position of the light source 4, and the other is located at the lens focus 5 On the mirror point 6 relative to the third reflective surface 3 .

The LED module unit provided by the embodiment of the present invention may further include: a light source 4 in the form of an LED and a lens 7 ;

Specifically, in order to achieve good assembly and fixation, in the LED module unit provided by the embodiment of the present invention, as shown in FIG.

Compared with the prior art, the LED module unit described in the embodiment of the present invention has the following advantages:

As shown in FIG. 1, in the LED module unit provided by the embodiment of the present invention, the light escaping from the edge of the first reflecting surface 1 is directed to the second reflecting surface 2, and the energy is concentrated on the third reflecting surface below 3, and reflected to the focal point of the lens 7, so that this part of the light energy can be reused, and the high beam brightness can be improved by more than 40%.

That is, in FIG. 1 , the normal light passing through the first reflecting surface 1 may be A; the light collected through the second reflecting surface 2 and the third reflecting surface 3 to enhance the central brightness may be B.

An embodiment of the present invention further provides a vehicle lamp, comprising: the high beam brightness enhancement device as described in any of the above; or the LED module unit as described in any of the above.

Wherein, as shown in FIG. 1 , the high beam brightness enhancement device or LED module unit of the vehicle lamp may include: a first reflection surface 1, a second reflection surface 2 and a third reflection surface 3; the first reflection surface 1 has two The second reflective surface 2 has two focal points, one of which coincides with the installation position of the light source 4 and the other focal point is located at the focal point of the lens 5 is on the mirror point 6 relative to the third reflective surface 3 .

Compared with the prior art, the vehicle lamp according to the embodiment of the present invention has the following advantages:

As shown in FIG. 1, in the vehicle lamp provided by the embodiment of the present invention, the light escaping from the edge of the first reflecting surface 1 is directed to the second reflecting surface 2, and the energy is concentrated on the third reflecting surface 3 below, And it is reflected to the focal point of the lens 7, so that this part of the light energy can be reused, thereby improving the high beam brightness by more than 40%.

That is, in FIG. 1 , the normal light passing through the first reflecting surface 1 may be A; the light collected through the second reflecting surface 2 and the third reflecting surface 3 to enhance the central brightness may be B.

An embodiment of the present utility model further provides an automobile, comprising: the above-mentioned vehicle lamp.

In practical application, as shown in FIG. 1 , the high beam brightness enhancing device or LED module unit of the automobile lamp may include: a first reflecting surface 1, a second reflecting surface 2 and a third reflecting surface 3; the first reflecting surface 1 has two focal points, one of which coincides with the installation position of the light source 4, and the other focal point is adjacent to the position of the lens focal point 5; the second reflective surface 2 has two focal points, one of which coincides with the installation position of the light source 4, and the other focal point It is located on the mirror point 6 of the lens focal point 5 relative to the third reflective surface 3 .

Compared with the prior art, the automobile described in the embodiment of the present utility model has the following advantages:

As shown in FIG. 1, in the automobile provided by the embodiment of the present invention, the light escaping from the edge of the first reflecting surface 1 is directed to the second reflecting surface 2, and the energy is concentrated on the third reflecting surface 3 below, and It is reflected to the focal point of the lens 7, so that this part of the light energy is reused, and the high beam brightness is improved by more than 40%.

That is, in FIG. 1 , the normal light passing through the first reflecting surface 1 may be A; the light collected through the second reflecting surface 2 and the third reflecting surface 3 to enhance the central brightness may be B.

The high beam brightness enhancement device, LED module unit, vehicle lamp, and automobile provided by the embodiments of the present utility model can mainly solve the following technical problems:

3. Light utilization efficiency: The one-time reflection method adopted by the traditional module cannot make reasonable use of the light escaping from the edge of the reflective surface, resulting in waste of light energy, and the brightness and illumination width of the headlamp become lower;

4. Stray light angle: For some PES with small volume, the escaping light may directly illuminate the edge of the lens, forming stray light in front of the car, which has a great impact on the actual road surface illumination effect.

The high beam brightness enhancement device, LED module unit, vehicle lamp, and automobile provided by the embodiments of the present utility model mainly have the following advantages:

1. The design of secondary reflection effectively improves the utilization efficiency of light, thereby improving the brightness of the headlamp, which is an effective improvement for the market competitiveness of the module;

Second, it reduces the stray light in front of the car, which is an optimization for the lighting system and improves the competitiveness of the module.

The above are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the within the protection scope of the present invention.

Claims (10)

1. a kind of distance light brightness reinforcing device characterized by comprising the first reflecting surface, the second reflecting surface and third reflecting surface；

There are two focuses for the first reflecting surface tool, and one of focus is overlapped with the installation site of light source, another focus is faced Nearly lens focus position；

Second reflecting surface tool is there are two focus, and one of focus is overlapped with the installation site of light source, another focus position In on mirror point of the lens focus relative to the third reflecting surface.

2. distance light brightness reinforcing device according to claim 1, which is characterized in that the third reflecting surface uses plane Mirror.

3. distance light brightness reinforcing device according to claim 1 or 2, which is characterized in that first reflecting surface is using ellipse Spherical mirror.

4. distance light brightness reinforcing device according to claim 1 or 2, which is characterized in that second reflecting surface is using ellipse Spherical mirror.

5. distance light brightness reinforcing device according to claim 1 or 2, which is characterized in that first reflecting surface and described Second reflecting surface is all made of ellipsoidal mirror, and two ellipsoidal mirrors are integrally formed setting.

6. a kind of LED module unit characterized by comprising as above-mentioned distance light of any of claims 1-5 is bright Spend lifting device.

7. LED module unit according to claim 6, which is characterized in that further include: LED light source and lens；

The distance light brightness reinforcing device closes on the LED light source setting, is arranged far from the lens.

8. LED module unit according to claim 7, which is characterized in that the LED light source is installed by fixed station；

The lens are installed by bracket.

9. a kind of car light characterized by comprising such as above-mentioned distance light luminance raising dress of any of claims 1-5 It sets；

Or, the LED module unit as described in any one of the claims 6-8.

10. a kind of automobile characterized by comprising such as above-mentioned car light as claimed in claim 9.