CN110630978A - Signal lamp function multiplexing type composite reflector device and automobile - Google Patents
Signal lamp function multiplexing type composite reflector device and automobile Download PDFInfo
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- CN110630978A CN110630978A CN201910897406.7A CN201910897406A CN110630978A CN 110630978 A CN110630978 A CN 110630978A CN 201910897406 A CN201910897406 A CN 201910897406A CN 110630978 A CN110630978 A CN 110630978A
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/10—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source
- F21S43/13—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by the light source characterised by the type of light source
- F21S43/14—Light emitting diodes [LED]
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/20—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by refractors, transparent cover plates, light guides or filters
- F21S43/235—Light guides
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/30—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by reflectors
- F21S43/31—Optical layout thereof
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S43/00—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights
- F21S43/30—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by reflectors
- F21S43/33—Signalling devices specially adapted for vehicle exteriors, e.g. brake lamps, direction indicator lights or reversing lights characterised by reflectors characterised by their material, surface treatment or coatings
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2107/00—Use or application of lighting devices on or in particular types of vehicles
- F21W2107/10—Use or application of lighting devices on or in particular types of vehicles for land vehicles
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention provides a signal lamp function multiplexing type composite reflector device and an automobile, wherein the composite reflector device comprises: two light guide bodies arranged at a preset cross angle; two reflectors for light incidence are correspondingly arranged at the light incidence openings one by one; the light-emitting reflector is wave-shaped and arranged at the intersection of the two light guide bodies; a light-emitting area having a light-emitting port corresponding to the light-emitting reflector; the signal lamp light sources with two different functions are respectively arranged at the corresponding positions of the two incident light reflectors, when the signal lamp light source is started, light beams emitted by the signal lamp light source are reflected by the incident light reflectors and then enter the light guide body through the light inlet, and then are incident on the reflecting surfaces of the wave-shaped light-emitting reflectors and reflected to enter the light-emitting area and then are emitted from the light outlet, so that the corresponding functions of the signal lamp are displayed, the signal lamp functions with different functions can be multiplexed through the composite reflector device, the light rays are uniform, and the problem of poor lighting effect caused by the defocusing of the LED is avoided.
Description
Technical Field
The invention belongs to the technical field of automobile lamp illumination, and particularly relates to a signal lamp function multiplexing type composite reflector device capable of realizing the multiplexing of two automobile signal lamp functions with different functions and an automobile comprising the signal lamp function multiplexing type composite reflector device.
Background
Along with the development of automobile lamp technology and the continuous improvement of the aesthetic requirements of the public, the modeling of the automobile lamp is more and more diversified, and in order to realize more exquisite and complex modeling, the situations that the automobile lamps with different functions mutually multiplex the same region are more and more. For example, the same opening area is used for both the turn signal lamp and the back light lamp. However, the signal lamps with different functions need different LED lamps, and in order to achieve multiplexing, it is a common practice to put two LED lamps with different functions close together. However, this method may cause one LED lamp to be out of focus all the time, and at least one of the multiplexing functions may not be well lit. Therefore, how to ensure that the functions of the signal lamps are uniform and meet the requirements during multiplexing is a problem worthy of research.
Disclosure of Invention
The present invention has been made to solve the above-mentioned problems, and an object of the present invention is to provide a signal lamp function multiplexing type composite mirror device capable of multiplexing two different functions of an automobile signal lamp function, and an automobile including the signal lamp function multiplexing type composite mirror device.
The invention provides a signal lamp function multiplexing type composite reflector device, which is characterized by comprising the following components: the two light guide bodies are arranged at a preset cross angle and are respectively provided with a light inlet; two reflectors for light incidence are correspondingly arranged at the light incidence ports of the two light guide bodies one by one; a light-emitting reflector having a certain length and waved shape and arranged at the intersection of the two light guide bodies; and a light exit region having a light exit opening and provided in correspondence with the light exit mirrors, wherein a light beam emitted from a light source provided at the light entrance opening corresponding to any of the light guides is reflected by the corresponding light entrance mirror to the light exit mirrors, and further reflected by the light exit mirrors to enter the light exit region and exit through the light exit opening, thereby performing corresponding signal lamp function display.
The signal lamp function multiplexing type composite reflector device provided by the invention can also have the characteristic that the reflecting surface of the reflector for light outgoing is plated with an aluminum layer.
The signal lamp function multiplexing type composite reflector device provided by the invention can also have the characteristic that the reflecting surface of the light-emitting reflector comprises a plurality of first light-emitting reflecting surfaces and a plurality of second light-emitting reflecting surfaces, and the plurality of first light-emitting reflecting surfaces and the plurality of second light-emitting reflecting surfaces are arranged at intervals one by one so as to form a wave-shaped structure.
In the signal lamp function multiplexing type composite reflector device provided by the invention, the first light incident reflector and the second light incident reflector are respectively arranged on the first light emergent reflection surface and the second light emergent reflection surface; the incident light reflected by the first incident light reflector and incident on the first light-emitting reflection surface is used as a first incident light, the incident light reflected by the second incident light reflector and incident on the second light-emitting reflection surface is used as a second incident light, and if the included angle between the first incident light and the corresponding first emergent light is 2 alpha and the included angle between the second incident light and the corresponding second emergent light is 2 beta, the included angle between the first emergent light and the first light-emitting reflection surface is 2 beta
The second emergent ray and the second emergent reflection surface form an included angleThe directions of the first emergent ray and the second emergent ray are both horizontal directions.
The signal lamp function multiplexing type composite reflector device provided by the invention can also have the characteristic that the direction of the first incident ray is set to be parallel to the plane direction of the second light-emitting reflecting surface, so that the included angle between the first incident ray and the first emergent ray is the same as the included angle between the second emergent ray and the second light-emitting reflecting surface, namely
Thereby obtaining that the included angle between the first incident ray and the first emergent ray is 60 degrees, and the included angle between the second incident ray and the second emergent ray is 60 degrees.
In addition, the invention also provides an automobile, which is characterized by comprising the signal lamp function multiplexing type composite reflector device with any structure.
Action and Effect of the invention
According to the signal lamp function multiplexing type composite reflector device, two signal lamp light sources with different functions are arranged at the corresponding positions of the two light incoming reflectors in a one-to-one correspondence mode, when any one signal lamp light source is started, light beams emitted by the signal lamp light source are reflected by the corresponding light incoming reflector and then enter the light guide body through the light inlet, the light beams further enter the reflecting surface corresponding to the wavy light outgoing reflector, the light beams are reflected by the reflecting surface to enter the light outgoing area and finally are emitted from the light outgoing opening, so that the functions corresponding to the signal lamp are displayed.
Drawings
Fig. 1 is a schematic structural diagram of a signal lamp function multiplexing type composite reflector device in an embodiment of the invention.
Fig. 2 is a schematic structural diagram of a light exit mirror in an embodiment of the present invention.
Fig. 3 is a schematic diagram of a state of the signal lamp function multiplexing type composite reflector device under a signal function in the embodiment of the invention.
FIG. 4 is a partial enlarged view of the light reflected from the light-exiting mirror in accordance with an embodiment of the present invention.
Detailed Description
The invention is further illustrated by the following examples, which are not intended to limit the scope of the invention.
< example >
Fig. 1 is a schematic structural diagram of a signal lamp function multiplexing type composite reflector device in an embodiment of the invention.
As shown in fig. 1, in the present embodiment, the signal lamp function multiplexing type composite reflector device 100 is used for realizing the same opening region of two different signal lamp multiplexing automobile lamps. The signal lamp function multiplexing type composite reflecting mirror device 100 includes: two light guide bodies 10, two light entrance mirrors 20, a light exit mirror 30, and a light exit region 40.
In the present embodiment, the two light guiding bodies 10 have the same structure and function, and only the arrangement positions are different, the two light guiding bodies 10 are arranged at a predetermined crossing angle, and each light guiding body 10 has one light inlet 10 a. For convenience of description, one of the two light guide bodies 10 is used as the first light guide body 11, the other is used as the second light guide body 12, and the light inlets corresponding to the two light guide bodies are respectively a light inlet 11a and a light inlet 12 a.
In the present embodiment, the two light entrance reflectors 20 have the same structure and function, and are disposed at different positions, and the two light entrance reflectors 20 are disposed at the light entrance 10a of the two light guide members 10 in a one-to-one correspondence, and are used for reflecting the light beams emitted from the corresponding signal light sources into the corresponding light entrance and light guide members. Here, the light entrance mirror 20 corresponding to the first light guide 11 is defined as a first light entrance mirror 21, and the light entrance mirror 20 corresponding to the second light guide 12 is defined as a first light entrance mirror 22.
The light exit mirror 30 has a certain length and is arranged at the intersection of the first light guide body 11 and the second light guide body 12 in a wave shape; in order to improve the reflection effect of the light exit mirror 30, an aluminum layer is plated on the reflection surface of the light exit mirror 30.
Fig. 2 is a schematic structural diagram of a light exit mirror in an embodiment of the present invention.
As shown in fig. 2, the reflection surface of the light-exiting reflector 30 includes a plurality of first light-exiting reflection surfaces 31 and a plurality of second light-exiting reflection surfaces 32, and the plurality of first light-exiting reflection surfaces 31 and the plurality of second light-exiting reflection surfaces 32 are arranged at intervals one by one, so that the light-exiting reflector 30 forms a wave-shaped structure. All the first light exit reflection surfaces 31 correspond to the first light guide 11, and all the second light exit reflection surfaces 32 correspond to the second light guide 12.
As shown in fig. 1, the light exit region 40 is provided corresponding to the light exit mirror 30, and the light exit region 40 has one light exit port 41 whose longitudinal direction is horizontal.
Fig. 1 also shows two signal light sources LED1 and LED2 with different functions, which are respectively disposed at corresponding positions of the first light incident reflector 21 and the second light incident reflector 22 for emitting signal light beams indicating different functions.
Fig. 3 is a schematic diagram of a state of the signal lamp function multiplexing type composite reflector device under a signal function in the embodiment of the invention.
Fig. 3A and 3B show a state in which the LED1 emits a light flux that is reflected by the first light entrance mirror 21, the first light guide body 11, and the light exit mirror 30 and enters the light exit region 40 after being turned on. Specifically, the light flux emitted from the LED1 is reflected by the first light entrance mirror 21, enters the first light guide 11 through the light entrance 11a, further enters the first light exit reflecting surface 31 of the light reflecting mirror 30, enters the light exit region 40 through the light reflected by the first light exit reflecting surface 31, and finally exits through the light exit 41, thereby displaying a function corresponding to the LED1 signal lamp.
Here, the light emitted from the LED1 and reflected by the first light entrance mirror 21 and then incident on the first light exit reflection surface 31 through the first light guide body 11 is referred to as a first incident light ray 33, the light reflected by the first incident light ray 33 via the first light exit reflection surface 31 is referred to as a first outgoing light ray 34, and the first outgoing light ray 34 enters the light exit region 40 and then exits through the light exit 41, where the direction of the first outgoing light ray 34 is also the horizontal direction.
According to the same principle as fig. 3A and 3B, another signal lamp display state is: when the LED2 is turned on, the emitted light flux is reflected by the second light entrance mirror 22, the second light guide member 12, and the light exit mirror 30 and enters the light exit region 40. Specifically, the light flux emitted from the LED2 is reflected by the second light entrance mirror 22, enters the second light guide 12 through the light entrance port 12a, further enters the second light exit reflection surface 32 of the light reflection mirror 30, enters the light exit region 40 through the light reflected by the second light exit reflection surface 32, and finally exits through the light exit port 41, thereby displaying the function corresponding to the LED2 signal lamp.
Here, the light emitted from the LED2 and reflected by the second light entrance mirror 22 and then incident on the second light exit reflection surface 32 through the second light guide 12 is referred to as a second incident light 35 as shown in fig. 1, the light reflected by the second incident light 35 via the second light exit reflection surface 32 is referred to as a second outgoing light 36, the second outgoing light 36 enters the light exit region 40 and then exits through the light exit 41, and here, the direction of the second outgoing light 36 is also the horizontal direction.
FIG. 4 is a partial enlarged view of the light reflected from the light-exiting mirror in accordance with an embodiment of the present invention.
Fig. 4 shows the light ray trend during the reflection process of the first light-exiting reflecting surface 31 and the second light-exiting reflecting surface 32 of the light-exiting reflector 30, wherein, assuming that the included angle between the first incident light ray 33 and the corresponding first emergent light ray 34 is 2 alpha,
the angle between the second incident light ray 35 and the corresponding second emergent light ray 36 is 2 beta,the included angle between the first emergent ray 34 and the first emergent reflection surface 31 is
The second emergent ray 36 forms an included angle with the second light-emitting reflecting surface 32
Further, in order to maximize the light utilization efficiency, the direction of the first incident light 33 is parallel to the plane direction of the second light-emitting reflecting surface 32, and the included angle between the first incident light and the first emergent light is the same as the included angle between the second emergent light and the second reflecting surface, that is, the included angle is the same
The angle α ═ β ═ 30 ° is calculated, i.e., the angle between the first incident ray 33 and the first outgoing ray 34 is 60 °, and the angle between the second incident ray 35 and the second outgoing ray 36 is 60 °. That is, when the first light guide 11 and the second light guide 12 are symmetrical with respect to the light exit mirror 30 and the light exit region 40The light utilization rate is highest.
Based on the above-mentioned compound speculum device of the multiplexing formula of signal lamp function, this embodiment still provides an automobile, and this automobile includes the compound speculum device of the multiplexing formula of signal lamp function of above-mentioned embodiment.
Effects and effects of the embodiments
According to the signal lamp function multiplexing type composite reflector device related to the embodiment, the two signal lamp light sources with different functions are arranged at the light inlet parts of the two light guide bodies in a one-to-one correspondence mode, when any one signal lamp light source is started, light beams emitted by the signal lamp light source enter the light guide bodies through the corresponding light inlet parts and then enter the reflection surfaces corresponding to the wave-shaped reflectors, the light beams are reflected by the reflection surfaces to enter the light outlet areas and finally are emitted through the light outlet parts, the corresponding functions of the signal lamp are displayed, signal lamp function multiplexing with different functions can be achieved through the forked light collector, light rays are uniform, and the problem that the lighting effect is poor due to the fact that LEDs are out of focus is avoided.
In this embodiment, when an angle between a first incident ray and a first emergent ray of a first emergent light reflecting surface of the emergent reflector is designed to be 60 °, and an angle between a second incident ray and a second emergent ray of a second emergent light reflecting surface is also designed to be 60 °, the light utilization rate is highest.
While specific embodiments of the invention have been described above, it will be appreciated by those skilled in the art that this is by way of example only, and that the scope of the invention is defined by the appended claims. Various changes and modifications to these embodiments may be made by those skilled in the art without departing from the spirit and scope of the invention, and these changes and modifications are within the scope of the invention.
Claims (6)
1. A signal lamp function multiplexing type composite reflector device is characterized by comprising:
the two light guide bodies are arranged at a preset cross angle and are respectively provided with a light inlet;
two reflectors for light incidence are correspondingly arranged at the light incidence ports of the two light guide bodies one by one;
the light-emitting reflector is in a wave shape with a certain length and is arranged at the intersection of the two light guide bodies; and
a light emitting region having a light emitting port and provided corresponding to the light emitting mirror,
the light guide is provided with a light inlet, a light outlet, a light guide body, a light outlet, a light source, a light outlet reflector, a light guide body, a light source, a light guide body and a light guide body, wherein light beams emitted by the light source arranged at the light inlet corresponding to any light guide body are reflected to the light outlet reflector through the corresponding light inlet reflector, are further reflected by the light outlet reflector to enter the light outlet region and are emitted from the light outlet, and accordingly, corresponding signal lamp function display is carried out.
2. The signal lamp function multiplexing-type composite reflecting mirror device according to claim 1, wherein:
and the reflecting surface of the light-emitting reflector is plated with an aluminum layer.
3. The signal lamp function multiplexing-type composite reflecting mirror device according to claim 2, wherein:
wherein the reflecting surface of the light-emitting reflector comprises a plurality of first light-emitting reflecting surfaces and a plurality of second light-emitting reflecting surfaces,
the plurality of first light-emitting reflecting surfaces and the plurality of second light-emitting reflecting surfaces are arranged at intervals one by one to form a wave-shaped structure.
4. The signal lamp function multiplexing-type composite reflecting mirror device according to claim 3, wherein:
one of the two light incidence reflectors corresponding to the first light outgoing reflection surface is used as a first light incidence reflector, and the other one is used as a second light incidence reflector; incident light reflected by the first incident light reflecting surface and incident on the first light exit reflecting surface is used as first incident light, incident light reflected by the second incident light reflecting surface and incident on the second light exit reflecting surface is used as second incident light,
assuming that the included angle between the first incident light and the corresponding first emergent light is 2 alpha, the included angle between the second incident light and the corresponding second emergent light is 2 beta,
the included angle between the first emergent ray and the first light-emitting reflecting surface is
The included angle between the second emergent ray and the second emergent light reflecting surface is
The directions of the first emergent ray and the second emergent ray are both horizontal directions.
5. The signal lamp function multiplexing-type composite reflecting mirror device according to claim 4, wherein:
wherein the direction of the first incident light is parallel to the plane direction of the second light-emitting reflecting surface,
the included angle between the first incident ray and the first emergent ray is the same as the included angle between the second emergent ray and the second emergent reflecting surface, that is
Thereby obtaining that the included angle between the first incident ray and the first emergent ray is 60 degrees, and the included angle between the second incident ray and the second emergent ray is 60 degrees.
6. An automobile comprising the signal lamp function multiplexing composite mirror device according to any one of claims 1 to 5.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910897406.7A CN110630978A (en) | 2019-09-23 | 2019-09-23 | Signal lamp function multiplexing type composite reflector device and automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910897406.7A CN110630978A (en) | 2019-09-23 | 2019-09-23 | Signal lamp function multiplexing type composite reflector device and automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110630978A true CN110630978A (en) | 2019-12-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910897406.7A Pending CN110630978A (en) | 2019-09-23 | 2019-09-23 | Signal lamp function multiplexing type composite reflector device and automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110630978A (en) |
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2019
- 2019-09-23 CN CN201910897406.7A patent/CN110630978A/en active Pending
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