CN215411709U - Light-gathering structure with high light efficiency and fitting shape - Google Patents
Light-gathering structure with high light efficiency and fitting shape Download PDFInfo
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- CN215411709U CN215411709U CN202121863883.0U CN202121863883U CN215411709U CN 215411709 U CN215411709 U CN 215411709U CN 202121863883 U CN202121863883 U CN 202121863883U CN 215411709 U CN215411709 U CN 215411709U
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Abstract
The utility model relates to the technical field of vehicle lamp processing, in particular to a light-gathering structure with a laminated shape and high light efficiency, which comprises a light-gathering device, wherein a slot is formed in the light-gathering device and used for accommodating a light source body, the inner bottom surface of the slot is a light-gathering surface, the slot is of a flared structure from inside to outside along the direction of the light-gathering surface, and the inner peripheral surface of the slot is a refraction smooth surface; the reflecting plane is arranged on the exit path of the light rays of the refracting plane, the exit plane is arranged on the exit path of the light rays of the reflecting plane, a part of light rays emitted by the light source body pass through the light-gathering plane to reach the exit plane, the other part of light rays emitted by the light source body vertically reach the exit plane after passing through the refracting plane and the reflecting plane, and the light-gathering effect is good while the light-gathering effect is achieved.
Description
Technical Field
The utility model relates to the technical field of vehicle lamp processing, in particular to a light-gathering structure with a high light efficiency and a fitting shape.
Background
At present, lamps in the market adopt more and more thick-wall parts, and are generally provided with a straight-projection or side-projection circular condenser, but due to the modeling requirement of part of vehicle lamps, a rectangular condenser is adopted;
however, the rectangular condenser is formed by cutting off a part of the condensing surface through the circular condenser, the condensing effect is poor, the modeling requirement of the rectangle is met, but the efficient condensing effect cannot be provided, namely, light emitted by the light source body can only reach the light-emitting surface through the condensing surface, and therefore a light condensing structure with the modeling and high light efficiency is needed.
SUMMERY OF THE UTILITY MODEL
Aiming at the defects in the prior art, the utility model aims to provide a light-gathering structure with a fitting shape and high light efficiency to solve the problems.
A light gathering structure with a fitting model and high light efficiency comprises a light gathering device, wherein a groove is formed in the light gathering device and used for accommodating a light source body, the inner bottom surface of the groove is a light gathering surface, the groove is of a flared structure from inside to outside along the direction of the light gathering surface, and the inner peripheral surface of the groove is a refraction smooth surface;
a reflection light surface is arranged on the exit path of the light rays of the refraction light surface, a light exit surface is arranged on the exit path of the light rays of the reflection light surface, and the light rays emitted by the light source body pass through the light condensation surface and reach the light exit surface;
the refraction light surface is used for refracting the light which does not enter the light gathering surface to the reflection light surface, and the reflection light surface is used for reflecting the light from the refraction light surface and enabling the light to vertically reach the light emitting surface.
The refraction plain noodles are including controlling the arc refraction face, control the arc refraction face symmetry and set up in the left and right sides of condensing face for on will refracting the reflection plain noodles to the light that the condensing face left and right directions was dispersed.
An oblique angle is formed between the left and right arc-shaped refraction surfaces and the vertical symmetrical surface of the light gathering surface.
The refraction plain noodles still include upper and lower plane refraction face, upper and lower plane refraction face symmetry sets up the upper and lower both sides at the plane of gathering for on the reflection plain noodles will be refracted to the light that gathers the upper and lower direction of plane and diverge.
An oblique angle is formed between the refraction surface of the upper plane and the horizontal symmetry surface of the light gathering surface and the horizontal symmetry surface of the lower plane.
The reflection light surface comprises a first total reflection surface, and the first total reflection surface is used for reflecting the light rays refracted by the left and right arc-shaped refraction surfaces to the light exit surface.
The first total reflection surface is an arc-shaped surface, and an included angle is formed at the intersection point of the first total reflection surface and the horizontal end surface of the condenser along the central cross section of the condenser, and the included angle is an acute angle;
and an included angle is formed at the intersection point of the first total reflection surface and the left and right arc-shaped refraction surfaces along the central cross section of the condenser, and the included angle is an acute angle.
The reflection light surface also comprises a second total reflection surface, and the second total reflection surface is used for reflecting the light rays refracted by the upper plane refraction surface and the lower plane refraction surface to the light-emitting surface.
The second total reflection surface is an arc-shaped surface, and an included angle is formed between the second total reflection surface and the vertical end surface of the condenser along the vertical cross section of the condenser and is an obtuse angle;
and an included angle is directly formed between the second total reflection surface and the refraction surfaces of the upper plane and the lower plane along the vertical cross section of the condenser, and the included angle is an acute angle.
Compared with the prior art, the equipment has the beneficial effects that:
according to the equipment, the reflection light surface is arranged on the light emitting path of the light rays of the refraction light surface, the light emitting surface is arranged on the light emitting path of the light rays of the reflection light surface, a part of light rays emitted by the light source body pass through the light gathering surface to reach the light emitting surface, the other part of light rays emitted by the light source body vertically reach the light emitting surface after passing through the refraction light surface and the reflection light surface, and the light gathering effect is good while the modeling is fitted.
Drawings
Fig. 1 is a schematic view of a light-gathering structure with a high light efficiency and a fitting shape under a first viewing angle in this embodiment.
Fig. 2 is a schematic view of a light-gathering structure with a high light efficiency and a fitting shape at a second viewing angle in the present embodiment.
Fig. 3 is a schematic diagram I of the optical path conduction structure.
Fig. 4 is a schematic diagram II of the optical path conduction structure.
Fig. 5 is a front view of a light-gathering structure with high light efficiency and a fitting shape according to the present embodiment.
In the drawings: the LED light source comprises a condenser 1, a groove 2, a light collecting surface 3, a light emitting surface 4, left and right arc-shaped refraction surfaces 5, upper and lower plane refraction surfaces 6, a first total reflection surface 7, a second total reflection surface 8, an LED lamp 9, a horizontal end surface 10 and a vertical end surface 11.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 and 2, a light-gathering structure with a high light efficiency and a fitting shape comprises a light-gathering device 1, wherein a slot 2 is formed in the light-gathering device 1, a light-gathering surface 3 is arranged on the inner bottom surface of the slot 2, a refraction light surface is arranged on the inner circumferential surface of the slot 2, a single LED lamp 9 is adopted as a light source body, the single LED lamp 9 is arranged in the slot 2, the central axis of the LED lamp 9 is coincident with the central axis of the light-gathering surface 3, so that light generated by the single LED lamp 9 can be uniformly diffused on the refraction light surface, a reflection light surface is arranged on the exit path of the light of the refraction light surface, a light-emitting surface 4 is arranged on the exit path of the light of the reflection light surface, light emitted by the LED lamp 9 is annularly dispersed at three hundred sixty degrees, so that a part of light emitted by the LED lamp 9 horizontally passes through the light-gathering surface 3 to reach the light-emitting surface 4, and the other part of light (light emitted by the LED lamp 9) is not horizontally emitted, the light condensing surface 3 in the design is an arc-shaped surface structure which is convex towards the light condenser 1, namely, the light condensing surface corresponds to the modeling requirement of a rectangle, and the design space of the refraction light surface and the reflection light surface is enlarged.
Referring to fig. 5, specifically, along the direction of the light-gathering surface 3, the slot 2 has a flared structure from inside to outside; due to the fact that light is scattered, the design can enable the inner circumferential surface of the slot 2 to better contain and collect the light.
Referring to fig. 3 and 4, specifically, the refraction smooth surface includes left and right arc-shaped refraction surfaces 5, the plane where the light-gathering surface 3 is located is used as a reference surface, the left and right arc-shaped refraction surfaces 1 are symmetrically arranged on the left and right sides of the light-gathering surface 3, and light emitted by the LED lamp 9 and diverging to the left and right directions of the light-gathering surface 3 is refracted onto the reflection smooth surface through the left and right arc-shaped refraction surfaces 5.
Specifically, an oblique angle exists between the left and right arc-shaped refraction surfaces 5 and the vertical symmetrical plane of the light-gathering surface 3.
Referring to fig. 3 and 4, specifically, the refraction surface further includes upper and lower plane refraction surfaces 6, the plane where the light-condensing surface 3 is located is used as a reference surface, the upper and lower plane refraction surfaces 6 are symmetrically disposed on the upper and lower sides of the light-condensing surface 3, and light emitted by the LED lamp 9 and diverging in the upper and lower directions of the light-condensing surface 3 is refracted onto the reflection surface through the upper and lower plane refraction surfaces 6.
Specifically, an oblique angle exists between the upper plane refraction surface 6 and the horizontal symmetrical plane of the light condensation surface 3.
Referring to fig. 2 to 5, specifically, the light reflection surface includes a first total reflection surface 7, and the first total reflection surface 7 is disposed on the light exit path of the left and right arc-shaped refraction surfaces 5 and is used for reflecting the light refracted by the left and right arc-shaped refraction surfaces 5 to the light exit surface 4.
Referring to fig. 4, specifically, along the central cross section of the condenser 1, an included angle exists at the intersection point of the first total reflection surface 7 and the horizontal end surface 10 of the condenser 1, and since the first total reflection surface 7 is an arc-shaped surface, a certain range exists between the included angles, in the present apparatus, the included angle is greater than 0 degree and smaller than 90 degrees, that is, the included angle is an acute angle;
along the central cross section of the condenser 1, an included angle exists at the intersection point of the first total reflection surface 7 and the left and right arc-shaped refraction surfaces 5, and the included angle is an acute angle.
The design of two continuous acute angles can make the light that single LED lamp 9 sent refract for first total reflection face 7 through left and right arc refracting surfaces 5, give plain noodles 4 at the reflection of first total reflection face 7, realize higher light efficiency through the cooperation of left and right arc refracting surfaces 5 and first total reflection face 7, form collimation emergent light promptly.
Referring to fig. 2 to 5, specifically, the light reflecting surface further includes a second total reflection surface 8, and the second total reflection surface 8 is disposed on an exit path of the light from the upper plane refraction surface 6 and the lower plane refraction surface 6, and is used for reflecting the light refracted by the upper plane refraction surface 6 and the lower plane refraction surface to the light exit surface 4.
Referring to fig. 3, the second total reflection surface 8 is an arc-shaped surface, and an included angle is formed between the second total reflection surface 8 and a vertical end surface 11 of the condenser 1 along a vertical cross section of the condenser 1, and the included angle is an obtuse angle;
along the vertical cross section of the condenser 1, an included angle is directly formed between the second total reflection surface 8 and the upper and lower plane refraction surfaces 6, and the included angle is an acute angle.
The design can ensure that light rays emitted by a single LED lamp 9 are refracted to the second total reflection surface 8 through the upper plane refraction surface 6 and the lower plane refraction surface 6, the light rays are reflected by the second total reflection surface 8 to give the light surface 4, and high light efficiency is realized through the matching of the upper plane refraction surface 6 and the lower plane refraction surface 8, namely, collimated emergent light is formed.
In particular, the concentrator 1 is made of a light-transmissive material so that the light rays diverge.
Specifically, each surface in the device can be realized by software helios, and the principle is as follows: after the incident surface is set, the emergent angle is calculated to generate a total reflection cambered surface (the incident surface can be a cambered surface or a plane).
The above description is intended to describe in detail the preferred embodiments of the present invention, but the embodiments are not intended to limit the scope of the claims of the present invention, and all equivalent changes and modifications made within the technical spirit of the present invention should fall within the scope of the claims of the present invention.
Claims (9)
1. The utility model provides a spotlight structure of laminating molding and high light efficiency which characterized in that: the light source device comprises a light collector (1), wherein a groove (2) is formed in the light collector (1), the groove (2) is used for accommodating a light source body, the inner bottom surface of the groove (2) is a light-gathering surface (3), the groove (2) is of a flared structure from inside to outside along the direction of the light-gathering surface (3), and the inner circumferential surface of the groove (2) is a refraction smooth surface;
a reflection light surface is arranged on the exit path of the light rays of the refraction light surface, a light exit surface (4) is arranged on the exit path of the light rays of the reflection light surface, and the light rays emitted by the light source body pass through the light gathering surface (3) to reach the light exit surface (4);
the refraction light surface is used for refracting the light which does not enter the light-gathering surface (3) to the reflection light surface, and the reflection light surface is used for reflecting the light from the refraction light surface and enabling the light to vertically reach the light-emitting surface (4).
2. The light-gathering structure with high light efficiency and fitting shape according to claim 1, wherein: the refraction plain noodles are including controlling arc refracting surface (5), control arc refracting surface (5) symmetry and set up in the left and right sides of spotlight face (3) for on will refracting the reflection plain noodles to the light that the direction was dispersed about spotlight face (3).
3. The light-gathering structure with high light efficiency and fitting shape according to claim 2, wherein: an oblique angle is formed between the vertical symmetrical surfaces of the left and right arc-shaped refraction surfaces (5) and the light gathering surface (3).
4. The light-gathering structure with high light efficiency and fitting shape according to claim 1, wherein: the refraction plain noodles still includes upper and lower plane refraction face (6), upper and lower plane refraction face (6) symmetry sets up the upper and lower both sides in spotlight face (3) for on will refracting the reflection plain noodles to the light that diverges from top to bottom of spotlight face (3).
5. The light-gathering structure with high light efficiency and fitting shape according to claim 4, wherein: an oblique angle is formed between the upper plane refraction surface (6) and the lower plane refraction surface (6) and the horizontal symmetrical surface of the light condensation surface (3).
6. The light-gathering structure with high light efficiency and fitting shape according to claim 1, wherein: the reflection light surface comprises a first total reflection surface (7), and the first total reflection surface (7) is used for reflecting the light rays refracted by the left and right arc-shaped refraction surfaces (5) to the light exit surface (4).
7. The light-gathering structure with high light efficiency and fitting shape according to claim 6, wherein: the first total reflection surface (7) is an arc-shaped surface, and an included angle is formed at the intersection point of the first total reflection surface (7) and the horizontal end surface (10) of the condenser (1) along the central cross section of the condenser (1), and the included angle is an acute angle;
along the central cross section of the condenser (1), an included angle exists at the intersection point of the first total reflection surface (7) and the left and right arc-shaped refraction surfaces (5), and the included angle is an acute angle.
8. The light-gathering structure with high light efficiency and fitting shape according to claim 1, wherein: the reflection light surface also comprises a second total reflection surface (8), and the second total reflection surface (8) is used for reflecting the light refracted by the upper plane refraction surface (6) and the lower plane refraction surface (6) to the light outgoing surface (4).
9. The light-gathering structure with high light efficiency and fitting shape according to claim 8 is characterized in that: the second total reflection surface (8) is an arc-shaped surface, and an included angle is formed between the second total reflection surface (8) and the vertical end surface (11) of the condenser (1) along the vertical cross section of the condenser (1), and the included angle is an obtuse angle;
an included angle is directly formed between the second total reflection surface (8) and the upper and lower plane refraction surfaces (6) along the vertical cross section of the condenser (1), and the included angle is an acute angle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121863883.0U CN215411709U (en) | 2021-08-10 | 2021-08-10 | Light-gathering structure with high light efficiency and fitting shape |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121863883.0U CN215411709U (en) | 2021-08-10 | 2021-08-10 | Light-gathering structure with high light efficiency and fitting shape |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215411709U true CN215411709U (en) | 2022-01-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121863883.0U Active CN215411709U (en) | 2021-08-10 | 2021-08-10 | Light-gathering structure with high light efficiency and fitting shape |
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| CN (1) | CN215411709U (en) |
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- 2021-08-10 CN CN202121863883.0U patent/CN215411709U/en active Active
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