CN220523933U - Optical correction structure of backlight light guide - Google Patents
Optical correction structure of backlight light guide Download PDFInfo
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- CN220523933U CN220523933U CN202321851196.6U CN202321851196U CN220523933U CN 220523933 U CN220523933 U CN 220523933U CN 202321851196 U CN202321851196 U CN 202321851196U CN 220523933 U CN220523933 U CN 220523933U
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- light guide
- wall thickness
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- thickness member
- optical correction
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- 230000003287 optical effect Effects 0.000 title claims abstract description 55
- 230000000712 assembly Effects 0.000 description 6
- 238000000429 assembly Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000037361 pathway Effects 0.000 description 1
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model relates to the technical field of optical correction structures, in particular to an optical correction structure of a backlight light guide, which can lead the light guide to be optically corrected under the condition of backlight, lead the final light beam to be emitted to reach the required direction and greatly improve the efficiency; the LED lamp comprises a light guide, wherein the light guide is arranged inside a lamp shade of the car lamp and is matched with an LED light source; the light guide device comprises a light guide, a lampshade, a wall thickness member, a plurality of groups of fixing members, a light guide assembly and a light guide assembly, wherein the plurality of groups of fixing members are arranged on the outer side wall of the light guide, the wall thickness member is arranged inside the lampshade, the wall thickness member is arranged in front of the light guide, the light guide assembly is arranged on the upper side and the lower side of the wall thickness member respectively, and the light guide assembly is used for being matched with the light guide and the wall thickness member to carry out optical correction.
Description
Technical Field
The utility model relates to the technical field of optical correction structures, in particular to an optical correction structure of a backlight light guide.
Background
Light guide refers to a pathway or means of conducting light from a light source to a vehicle lamp. In car lights, the light guide is mainly used for guiding and distributing light so that the light can uniformly irradiate an area to be illuminated, and as car lights are increasingly peculiar in modeling, the application of the light guide on car lights is also increasingly wide, but due to the space limitation of some lamp cavities, the light guide can only place LEDs in a back-light mode, so that the efficiency of the light guide is extremely low, and a light distribution result cannot be achieved.
Disclosure of Invention
In order to solve the technical problems, the utility model provides an optical correction structure of a backlight light guide, which can lead the light guide to obtain optical correction under the condition of backlight, lead the final light beam to be emitted to reach the required direction and greatly improve the efficiency.
The utility model relates to an optical correction structure of a backlight light guide, which comprises a light guide, wherein the light guide is arranged in a lamp shade of a car lamp and is matched with an LED light source; the light guide device comprises a light guide, a lampshade, a wall thickness member, a plurality of groups of fixing members, a wall thickness member and a light guide assembly, wherein the plurality of groups of fixing members are all arranged on the outer side wall of the light guide, the wall thickness member is arranged inside the lampshade, the wall thickness member is arranged in front of the light guide, the light guide assemblies are respectively arranged on the upper side and the lower side of the wall thickness member, and the light guide assemblies are used for being matched with the light guide and the wall thickness member to carry out optical correction; when the LED light source emits, the light source leads the light through the surface of the light guide, but the light emitting direction of the light guide is deviated, so that the light source at the left end and the right end is brighter, and the middle section is weaker, therefore, the light guide is optically corrected by utilizing the wall thickness piece and the light guide components, and the light guide components at the upper side and the lower side of the wall thickness piece are matched, so that the final emergent light direction reaches the required direction, and the light guide can be optically corrected under the condition of backlight.
Preferably, the light guide component comprises a first optical pattern, a lining plate and a second optical pattern, wherein the first optical pattern is arranged on the outer side wall of the upper part of the wall thickness member, the lining plate is arranged on the outer side wall of the lower part of the wall thickness member, and the second optical pattern is arranged on the outer side wall of the lower part of the lining plate; when the light source passes through the surface of the light guide, the light source is corrected by the cooperation of the first optical patterns and the second optical patterns on the upper side and the lower side of the wall thickness member, so that the final light beam is emitted to reach the required direction, and the efficiency is greatly improved.
Preferably, the light guide further comprises a third optical pattern, and the third optical pattern is arranged on the outer side wall of the light guide; the light guide effect of the light guide on the light source is improved, and the light guide efficiency is improved.
Preferably, the upper side wall of the wall thickness member is provided with an arc shape which is matched with the shape of the light guide; the optical correction effect of the first optical pattern matched with the light guide is improved.
Compared with the prior art, the utility model has the beneficial effects that: when the LED light source emits, the light source leads the light through the surface of the light guide, but the light emitting direction of the light guide is deviated, so that the light source at the left end and the right end is brighter, and the middle section is weaker, therefore, the light guide is optically corrected by utilizing the wall thickness piece and the light guide components, and the light guide components at the upper side and the lower side of the wall thickness piece are matched, so that the final emergent light direction reaches the required direction, and the light guide can be optically corrected under the condition of backlight.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic view of a partial structure of a connection of a light guide with a fixture or the like;
FIG. 3 is a schematic view of a partial structure of a connection of a light guide with a third optical pattern or the like;
FIG. 4 is a schematic view of a partial construction of the wall thickness member in connection with a first optical pattern or the like;
the reference numerals in the drawings: 1. a light guide; 2. a fixing member; 3. a wall thickness member; 4. a first optical pattern; 5. a lining plate; 6. a second optical pattern; 7. and a third optical pattern.
Description of the embodiments
In order that the utility model may be readily understood, a more complete description of the utility model will be rendered by reference to the appended drawings. This utility model may be embodied in many different forms and is not limited to the embodiments described herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.
Examples
As shown in fig. 1 to 4, an optical correction structure of a backlight light guide of the present utility model includes a light guide 1, the light guide 1 is provided inside a lamp housing of a vehicle lamp, and the light guide 1 is mounted in cooperation with an LED light source; the light guide device comprises a light guide body, a light guide cover, a wall thickness member, a plurality of groups of fixing members 2, a wall thickness member 3 and a light guide assembly, wherein the plurality of groups of fixing members 2 are arranged on the outer side wall of the light guide body 1, the wall thickness member 3 is arranged in a lampshade, the wall thickness member 3 is arranged in front of the light guide body 1, the light guide assemblies are respectively arranged on the upper side and the lower side of the wall thickness member 3, and the light guide assemblies are used for being matched with the light guide body 1 and the wall thickness member 3 to carry out optical correction;
as shown in fig. 1, the light guide assembly comprises a first optical pattern 4, a lining plate 5 and a second optical pattern 6, wherein the first optical pattern 4 is arranged on the outer side wall of the upper part of the wall thickness member 3, the lining plate 5 is arranged on the outer side wall of the lower part of the wall thickness member 3, and the second optical pattern 6 is arranged on the outer side wall of the lower part of the lining plate 5;
in this embodiment, after the LED light source emits, the light source passes through the surface of the light guide 1 to guide the light, but because the light emitting direction of the light guide 1 is deviated, the light source at the left and right ends is brighter, and the middle section is weaker, so that the light guide 1 can be optically corrected under the condition of backlight by using the wall thickness member 3 and the light guide components on the upper and lower sides of the wall thickness member 3 to cooperate with each other to make the final light emitting direction reach the required direction.
Examples
As shown in fig. 1 to 4, an optical correction structure of a backlight light guide of the present utility model includes a light guide 1, the light guide 1 is provided inside a lamp housing of a vehicle lamp, and the light guide 1 is mounted in cooperation with an LED light source; the light guide device comprises a light guide body, a light guide cover, a wall thickness member, a plurality of groups of fixing members 2, a wall thickness member 3 and a light guide assembly, wherein the plurality of groups of fixing members 2 are arranged on the outer side wall of the light guide body 1, the wall thickness member 3 is arranged in a lampshade, the wall thickness member 3 is arranged in front of the light guide body 1, the light guide assemblies are respectively arranged on the upper side and the lower side of the wall thickness member 3, and the light guide assemblies are used for being matched with the light guide body 1 and the wall thickness member 3 to carry out optical correction;
as shown in fig. 1, the light guide assembly comprises a first optical pattern 4, a lining plate 5 and a second optical pattern 6, wherein the first optical pattern 4 is arranged on the outer side wall of the upper part of the wall thickness member 3, the lining plate 5 is arranged on the outer side wall of the lower part of the wall thickness member 3, and the second optical pattern 6 is arranged on the outer side wall of the lower part of the lining plate 5;
as shown in fig. 1 to 1, the light guide further comprises a third optical pattern 7, wherein the third optical pattern 7 is arranged on the outer side wall of the light guide 1;
as shown in fig. 1 to 1, the upper side wall of the wall thickness member 3 is provided with an arc shape which matches the shape of the light guide 1;
in this embodiment, after the light source passes through the surface of the light guide 1, the light source is corrected by the cooperation of the first optical patterns 4 and the second optical patterns 6 on the upper side and the lower side of the wall thickness member 3, so that the final light beam is emitted to reach the required direction, the efficiency is greatly improved, the light guiding effect of the light guide 1 on the light source is improved, and the light guiding efficiency is improved.
When the optical correction structure of the backlight light guide works, after the LED light source emits light, the light source guides the light through the surface of the light guide 1, but the light emitting direction of the light guide 1 is deviated, so that the light sources at the left end and the right end are brighter, and the middle section is weaker, so that the light emitting direction finally reaches the required direction through the cooperation of the light guide components at the upper side and the lower side of the wall thickness member 3 by utilizing the wall thickness member 3 and the light guide components to carry out optical correction.
The foregoing is merely a preferred embodiment of the present utility model, and it should be noted that it will be apparent to those skilled in the art that modifications and variations can be made without departing from the technical principles of the present utility model, and these modifications and variations should also be regarded as the scope of the utility model.
Claims (4)
1. An optical correction structure of a backlight light guide comprises a light guide (1), wherein the light guide (1) is arranged inside a lamp shade of a car lamp, and the light guide (1) is matched with an LED light source; the light guide device is characterized by further comprising a plurality of groups of fixing pieces (2), wall thickness pieces (3) and light guide components, wherein the plurality of groups of fixing pieces (2) are all arranged on the outer side wall of the light guide (1), the wall thickness pieces (3) are arranged inside the lampshade, the wall thickness pieces (3) are arranged in front of the light guide (1), the light guide components are respectively arranged on the upper side and the lower side of the wall thickness pieces (3), and the light guide components are used for being matched with the light guide (1) and the wall thickness pieces (3) to carry out optical correction.
2. An optical correction structure for a backlight guide as claimed in claim 1, wherein the light guide assembly comprises a first optical pattern (4), a lining plate (5) and a second optical pattern (6), the first optical pattern (4) being provided on an upper outer side wall of the wall thickness member (3), the lining plate (5) being mounted on a lower outer side wall of the wall thickness member (3), the lower outer side wall of the lining plate (5) being provided with the second optical pattern (6).
3. An optical correction structure for a backlight light guide according to claim 1, characterized in that it further comprises a third optical pattern (7), the third optical pattern (7) being provided on the outer side wall of the light guide (1).
4. An optical correction structure for a backlight guide according to claim 1, characterized in that the upper side wall of the wall thickness member (3) is provided with an arc shape which matches the shape of the guide (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321851196.6U CN220523933U (en) | 2023-07-14 | 2023-07-14 | Optical correction structure of backlight light guide |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321851196.6U CN220523933U (en) | 2023-07-14 | 2023-07-14 | Optical correction structure of backlight light guide |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220523933U true CN220523933U (en) | 2024-02-23 |
Family
ID=89928259
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321851196.6U Active CN220523933U (en) | 2023-07-14 | 2023-07-14 | Optical correction structure of backlight light guide |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220523933U (en) |
-
2023
- 2023-07-14 CN CN202321851196.6U patent/CN220523933U/en active Active
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