CN211040829U - Thick wall light guide structure, car light and vehicle - Google Patents
Thick wall light guide structure, car light and vehicle Download PDFInfo
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- CN211040829U CN211040829U CN201921778184.9U CN201921778184U CN211040829U CN 211040829 U CN211040829 U CN 211040829U CN 201921778184 U CN201921778184 U CN 201921778184U CN 211040829 U CN211040829 U CN 211040829U
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- 239000002245 particle Substances 0.000 claims description 15
- 239000008187 granular material Substances 0.000 abstract description 10
- 230000005540 biological transmission Effects 0.000 abstract description 2
- 235000009537 plain noodles Nutrition 0.000 abstract 2
- 238000010586 diagram Methods 0.000 description 6
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 2
- 229910052782 aluminium Inorganic materials 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 230000011514 reflex Effects 0.000 description 1
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Abstract
The utility model provides a thick wall light guide structure, car light and vehicle, thick wall light guide structure includes thick wall light guide body and L ED granule, and thick wall light guide body is including relative first side and the second side that sets up, and connect respectively first side with the third side and the fourth side of second side, L ED granule sets up on first side, L ED granule go out the light outlet towards the second side, be provided with first recess on the second side, be equipped with the second recess on third side and the fourth side respectively, be provided with out the plain noodles on the thick wall light guide body with on the perpendicular direction of median plane, be provided with mutually perpendicular's third plane of reflection and fourth plane of reflection on the one side relative with going out the plain noodles, thick wall light guide structure, can realize the total reflection of light, the loss of light is less, the transmission efficiency of light is high, the quantity of required L ED granule is less, has improved the light efficiency, the cost is reduced.
Description
Technical Field
The utility model relates to the technical field of vehicles, in particular to thick wall light guide structure, car light and vehicle.
Background
With the rapid development of vehicle technology, users have made higher and higher demands on the appearance of vehicles. The vehicular lamp is an important part for showing the appearance of the vehicle, and is gradually developed toward the direction of long and narrow flattening.
In order to satisfy the shape of a vehicle lamp with a narrow and long flat shape and ensure the consistency of the effect of lighting the rear vehicle lamp, a thick-wall light guide structure is generally arranged in the vehicle lamp and used for reflecting light rays emitted from L ED (L light Emitting Diode) particles, and the conventional thick-wall light guide structure is a side-projection reflection bowl.
However, the surface of the side-projecting reflector needs to be plated with aluminum to reflect light, and the aluminum on the surface easily causes light loss, so that the number of L ED particles needed to be arranged in the car lamp is large, which results in low luminous efficiency and high cost.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model aims at providing a thick wall light guide structure, car light and vehicle to solve thick wall light guide structure light efficiency low, with high costs problem.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
a thick-walled light guide structure comprising a thick-walled light guide body and L ED particles, wherein,
the thick-walled light guide body comprises a first side face and a second side face which are oppositely arranged, and a third side face and a fourth side face which are respectively connected with the first side face and the second side face;
the L ED particles are disposed on the first side, the light outlets of the L ED particles are directed toward the second side;
the second side surface is provided with a first groove, the side wall of the first groove is opposite to the light outlet, and the side wall of the first groove comprises a plurality of first reflecting surfaces;
a median plane is arranged on the thick-wall light guide body and symmetrically bisects the third side surface and the fourth side surface;
second grooves are respectively formed in the third side face and the fourth side face, and the two second grooves are symmetrically arranged relative to the middle dividing plane;
the side wall of the second groove comprises a plurality of second reflecting surfaces, and the second reflecting surfaces correspond to the adjacent first reflecting surfaces;
a light-emitting surface is arranged on the thick-wall light guide body in the direction perpendicular to the bisecting plane, and a third reflecting surface and a fourth reflecting surface which are perpendicular to each other are arranged on the side opposite to the light-emitting surface.
Furthermore, the number of the first reflecting surfaces is six, the six first reflecting surfaces are sequentially connected, and a preset included angle is formed between every two adjacent first reflecting surfaces;
one first reflecting surface corresponds to the light emitting surface, one first reflecting surface corresponds to the third reflecting surface and the fourth reflecting surface at the same time, and the rest first reflecting surfaces correspond to the second reflecting surfaces.
Further, the second groove is arranged towards the first groove, and the side wall of the second groove comprises two second reflecting surfaces which are connected.
Furthermore, the two first reflecting surfaces corresponding to the two connected second reflecting surfaces are connected, and the directions of the two connected first reflecting surfaces and the two connected second reflecting surfaces are the same.
Furthermore, the included angle between the two connected first reflecting surfaces is between 170 degrees and 180 degrees.
Further, the included angle between two adjacent second reflecting surfaces is 80-100 degrees.
Furthermore, the included angle between the first reflecting surface and the light emitting direction of the light outlet is 20-60 degrees.
Furthermore, a condenser is arranged at the light outlet and faces the first reflecting surface.
Compared with the prior art, thick wall light guide structure have following advantage:
the embodiment of the utility model provides a thick wall light guide structure, thick wall light guide structure includes thick wall light guide body and L ED granule, thick wall light guide body includes relative first side and the second side that sets up, and connect respectively the third side and the fourth side of first side and second side, L ED granule sets up on the first side, L ED granule's light-emitting opening is towards the second side, be provided with first recess on the second side, the lateral wall of first recess is relative with the light-emitting opening, the lateral wall of first recess includes a plurality of first plane of reflection, the light that jets out from the light-emitting opening can take place the reflection through first plane of reflection, be equipped with the median plane on the thick wall light guide body, the median plane symmetry bisects third side and fourth side in the median plane, be equipped with the second recess respectively on third side and the fourth side, two second recesses are symmetrical relative to the median plane of reflection, the lateral wall of second recess includes a plurality of second plane of reflection, the second plane of reflection corresponds to adjacent first plane of reflection, a part can be provided with the reflection light reflection from the vertical reflection plane of reflection, the reflection of the third plane of reflection and the reflection of reflection, the reflection of reflection.
Another object of the utility model is to provide a car light to solve the problem that thick wall light guide structure light efficiency is low, with high costs.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
a vehicle lamp comprises the thick-wall light guide structure.
The advantages of the car light and the thick-wall light guide structure are the same compared with the prior art, and the detailed description is omitted.
Another object of the present invention is to provide a vehicle to solve the problem of low lighting effect and high cost of the thick-wall light guide structure.
In order to achieve the above purpose, the technical scheme of the utility model is realized like this:
a vehicle comprises the vehicle lamp.
The vehicle and the lamp have the same advantages compared with the prior art, and the detailed description is omitted.
Drawings
The accompanying drawings, which form a part hereof, 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 without undue limitation. In the drawings:
fig. 1 is a first schematic structural diagram of a thick-walled light guide structure according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram ii of a thick-walled light guide structure according to an embodiment of the present invention;
fig. 3 is a light propagation line diagram of a thick-walled light guide structure according to an embodiment of the present invention.
Description of reference numerals:
10-thick-walled light guide body, 101-first side, 102-second side, 103-third side, 104-fourth side, 105-first groove, 1051-first reflective surface, 106-median plane, 107-second groove, 1071-second reflective surface, 108-light-emitting surface, 109-third reflective surface, 110-fourth reflective surface, 20-L ED particles, 30-concentrator.
Detailed Description
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Referring to fig. 1, which shows a first structural schematic diagram of a thick-wall light guide structure according to an embodiment of the present invention, and fig. 2, which shows a second structural schematic diagram of a thick-wall light guide structure according to an embodiment of the present invention, as shown in fig. 1-2, an embodiment of the present invention provides a thick-wall light guide structure, including thick-wall light guide bodies 10 and L ED particles 20, wherein the thick-wall light guide body 10 includes a first side surface 101 and a second side surface 102, which are oppositely disposed, and a third side surface 103 and a fourth side surface 104, which respectively connect the first side surface 101 and the second side surface 102, the L ED particles 20 are disposed on the first side surface 101, the light outlet of the L ED particles 20 faces the second side surface 102, the second side surface 102 is provided with a first groove 105, the side wall of the first groove 105 is opposite to the light outlet, the side wall of the first groove 105 includes a plurality of first reflective surfaces 1051, the first reflective surfaces 1051 are opposite to the light outlet, and the first reflective surfaces 1051 can reflect light emitted from the light outlet.
The embodiment of the utility model provides an in, be equipped with well facet 106 on the thick wall light guide body 10, well facet 106 symmetry bisects third side 103 and fourth side 104, and wherein, well facet 106 is the face of hypothesis, and mainly used fixes a position each face, and in practical application, well facet 106 does not have actual reflex action to the ray.
The third side surface 103 and the fourth side surface 104 are respectively provided with a second groove 107, the two second grooves 107 are symmetrically arranged relative to the bisector 106, the side wall of each second groove 107 includes a plurality of second reflecting surfaces 1071, each second reflecting surface 1071 corresponds to the adjacent first reflecting surface 1051, and each second reflecting surface 1071 is used for reflecting a part of light reflected by the corresponding first reflecting surface 1051. The thick-walled light guide body 10 is provided with a light exit surface 108 in a direction perpendicular to the central plane 106, and a third reflection surface 109 and a fourth reflection surface 110 perpendicular to each other are provided on a side opposite to the light exit surface 108.
In practical applications, referring to fig. 3, a light propagation path diagram of a thick-walled light guide structure according to an embodiment of the present invention is shown, as shown in fig. 3, light emitted from L ED particles 20 first irradiates on a first reflection surface 1051 and is reflected by the first reflection surface 1051, wherein a portion of the light L1 is reflected by the first reflection surface 1051 and is directly emitted from a light emitting surface 108, wherein a portion of the light L2 is reflected by the first reflection surface 1051 and irradiates on a second reflection surface 1071, and is reflected by the second reflection surface 1071 and then emitted from the light emitting surface 108, or wherein a portion of the light L is reflected by the second reflection surface 1071 and irradiates on a third reflection surface 109, reflected by the third reflection surface 109 and is emitted from the light emitting surface 108, and a portion of the light L is reflected by the first reflection surface 1051 and irradiates on the third reflection surface 110, reflected by the fourth reflection surface 110 and is emitted from the light emitting surface 108, and a portion of the light emitted from the light emitting surface 108 is reduced in light guide structure by the thick-walled light guide structure, which the light is transmitted through the light guide structure 20, the thick-walled light guide structure, the light emitting surface 20 is more efficiently transmitted through the thick-emitting surface 20, the light guide structure, the light emitting surface 20, the light emitting surface 19, the light guide structure, the light emitting surface 20, the light emitting surface 108, the light guide structure, the light emitting surface 19.
Optionally, the thick wall light guide body 10 may be transparent plastic, and the embodiment of the present invention does not limit the specific material of the thick wall light guide body 10.
In practical applications, six first reflection surfaces 1051 are provided, the six first reflection surfaces 1051 are sequentially connected, and a preset included angle is formed between two adjacent first reflection surfaces 1051, so that the six first reflection surfaces 1051 are subdivided, wherein one first reflection surface S1 corresponds to the light emitting surface 108, one first reflection surface S2 corresponds to the third reflection surface 109 and the fourth reflection surface 110, and the other first reflection surfaces S3 correspond to the second reflection surface 1071. The light ray S1 reflected by the first reflecting surface S1 can be directly emitted from the light emitting surface 108; the light reflected by the first reflecting surface S2 is reflected to the fourth reflecting surface 110 by the third reflecting surface 109, and is reflected by the fourth reflecting surface 110, and then is emitted from the light emitting surface 108; the light reflected by the first reflecting surface S3 is reflected by the second reflecting surface 1071, a part of the light is directly reflected from the light emitting surface 108, a part of the light is reflected by the second reflecting surface 1071 to the third reflecting surface 109, reflected by the third reflecting surface 109 to the fourth reflecting surface 110, and finally reflected by the fourth reflecting surface 110 and emitted from the light emitting surface 108.
The embodiment of the utility model provides an in, second recess 107 sets up towards first recess 105, and the lateral wall of second recess 107 includes two continuous second plane of reflection 1071, links to each other with two first planes of reflection S3 that two continuous second planes of reflection 1071 correspond, and two continuous first planes of reflection S3 are the same with two continuous second planes of reflection 1071' S orientation. Among the two connected first reflecting surfaces S3, the light reflected by the first reflecting surface S3 close to the light emitting surface 108 is reflected by the corresponding second reflecting surface 1071 and then directly emitted from the light emitting surface 108; the light reflected by the first reflecting surface S3 away from the light emitting surface 108 is reflected by the corresponding second reflecting surface 1071, then irradiates the third reflecting surface 109, is reflected by the third reflecting surface 109 to the fourth reflecting surface 110, and finally is reflected by the fourth reflecting surface 110 and then is emitted from the light emitting surface 108.
In practical applications, a preset included angle between two adjacent first reflecting surfaces 1051 can be set according to practical requirements, wherein the included angle between two connected first reflecting surfaces S3 is between 170 degrees and 180 degrees, and correspondingly, the included angle between two connected second reflecting surfaces 1071 is between 80 degrees and 100 degrees, so as to ensure total reflection of light.
In order to ensure that the light emitted from the light outlet of the L ED particle 20 is reflected by the first reflecting surface 1051, in the embodiment of the present invention, the included angle between the first reflecting surface 1051 and the light outlet direction of the light outlet is between 20 and 60 degrees.
In practical application, the light outlet is provided with the light condenser 30, the light condenser 30 is arranged towards the first reflection surface 1051, the light condenser 30 is used for collimating and condensing the light emitted by the L ED particles 20 so as to improve the utilization rate of the light, and the light collimated by the light condenser 30 is emitted out through the light outlet surface 108 in the horizontal direction after being coupled and reflected for multiple times by the plurality of reflection surfaces, so that the transmission efficiency of the light is improved, and the purpose of improving the utilization rate of the light is achieved.
To sum up, the embodiment of the utility model provides a thick wall light guide structure includes following advantage at least:
the embodiment of the utility model provides a thick wall light guide structure, thick wall light guide structure includes thick wall light guide body and L ED granule, thick wall light guide body includes relative first side and the second side that sets up, and connect respectively the third side and the fourth side of first side and second side, L ED granule sets up on the first side, L ED granule's light-emitting opening is towards the second side, be provided with first recess on the second side, the lateral wall of first recess is relative with the light-emitting opening, the lateral wall of first recess includes a plurality of first plane of reflection, the light that jets out from the light-emitting opening can take place the reflection through first plane of reflection, be equipped with the median plane on the thick wall light guide body, the median plane symmetry bisects third side and fourth side in the median plane, be equipped with the second recess respectively on third side and the fourth side, two second recesses are symmetrical relative to the median plane of reflection, the lateral wall of second recess includes a plurality of second plane of reflection, the second plane of reflection corresponds to adjacent first plane of reflection, a part can be provided with the reflection light reflection from the vertical reflection plane of reflection, the reflection of the third plane of reflection and the reflection of reflection, the reflection of reflection.
The embodiment of the utility model provides a still provide a car light, the car light includes: the detailed structural form and the operation principle of the thick-wall light guide structure are described in detail in the foregoing embodiments, and are not described herein again.
In practical application, the car light the inside needs to set up a plurality of foretell thick wall light guide structure, because the embodiment of the utility model provides a thick wall light guide structure has realized the total reflection of light, to the high-usage of light, so, the quantity of the thick wall light guide structure of needs can reduce relatively in the car light to satisfying under the condition of the light intensity requirement, practiced thrift the cost of car light.
The embodiment of the utility model provides a still provide a vehicle, the vehicle includes: in the above-mentioned vehicle lamp, the specific structural form and the working principle of the vehicle lamp have been described in detail in the foregoing embodiments, and are not described herein again.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. A thick-walled light guide structure comprising a thick-walled light guide body and L ED particles, wherein,
the thick-walled light guide body comprises a first side face and a second side face which are oppositely arranged, and a third side face and a fourth side face which are respectively connected with the first side face and the second side face;
the L ED particles are disposed on the first side, the light outlets of the L ED particles are directed toward the second side;
the second side surface is provided with a first groove, the side wall of the first groove is opposite to the light outlet, and the side wall of the first groove comprises a plurality of first reflecting surfaces;
a median plane is arranged on the thick-wall light guide body and symmetrically bisects the third side surface and the fourth side surface;
second grooves are respectively formed in the third side face and the fourth side face, and the two second grooves are symmetrically arranged relative to the middle dividing plane;
the side wall of the second groove comprises a plurality of second reflecting surfaces, and the second reflecting surfaces correspond to the adjacent first reflecting surfaces;
a light-emitting surface is arranged on the thick-wall light guide body in the direction perpendicular to the bisecting plane, and a third reflecting surface and a fourth reflecting surface which are perpendicular to each other are arranged on the side opposite to the light-emitting surface.
2. The thick-walled light guide structure of claim 1, wherein six of the first reflective surfaces are connected in series, and a preset included angle is formed between two adjacent first reflective surfaces;
one first reflecting surface corresponds to the light emitting surface, one first reflecting surface corresponds to the third reflecting surface and the fourth reflecting surface at the same time, and the rest first reflecting surfaces correspond to the second reflecting surfaces.
3. A thick-walled light guide structure according to claim 1, wherein the second groove is provided toward the first groove, and a side wall of the second groove includes two of the second reflecting surfaces connected.
4. A thick-walled light guide structure according to claim 3, wherein two of the first reflecting surfaces corresponding to two of the second reflecting surfaces connected are connected, and the two of the first reflecting surfaces connected are oriented in the same direction as the two of the second reflecting surfaces connected.
5. A thick-walled light guide structure as claimed in claim 3, wherein the angle between two of the first reflecting surfaces connected is between 170 and 180 degrees.
6. A thick-walled light guide structure as claimed in claim 3, wherein the angle between two of the second reflecting surfaces connected is between 80 and 100 degrees.
7. The thick-walled light guide structure of claim 1, wherein the first reflecting surface forms an angle of 20-60 degrees with the light exit direction of the light exit port.
8. A thick-walled light guide structure as claimed in claim 1, wherein a light concentrator is provided at the light exit opening, the light concentrator being disposed towards the first reflective surface.
9. A vehicular lamp comprising the thick-walled light guide structure according to any one of claims 1 to 8.
10. A vehicle comprising the lamp according to claim 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921778184.9U CN211040829U (en) | 2019-10-22 | 2019-10-22 | Thick wall light guide structure, car light and vehicle |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921778184.9U CN211040829U (en) | 2019-10-22 | 2019-10-22 | Thick wall light guide structure, car light and vehicle |
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| Publication Number | Publication Date |
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| CN211040829U true CN211040829U (en) | 2020-07-17 |
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| CN201921778184.9U Active CN211040829U (en) | 2019-10-22 | 2019-10-22 | Thick wall light guide structure, car light and vehicle |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114046480A (en) * | 2021-12-13 | 2022-02-15 | 常州星宇车灯股份有限公司 | Thick-wall part structure, light-emitting device and light-emitting mode |
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2019
- 2019-10-22 CN CN201921778184.9U patent/CN211040829U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114046480A (en) * | 2021-12-13 | 2022-02-15 | 常州星宇车灯股份有限公司 | Thick-wall part structure, light-emitting device and light-emitting mode |
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