CN209130784U - A kind of combination heavy section casting optical system with total reflection structure - Google Patents
A kind of combination heavy section casting optical system with total reflection structure Download PDFInfo
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- CN209130784U CN209130784U CN201822174007.1U CN201822174007U CN209130784U CN 209130784 U CN209130784 U CN 209130784U CN 201822174007 U CN201822174007 U CN 201822174007U CN 209130784 U CN209130784 U CN 209130784U
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- heavy section
- section casting
- light
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- postposition
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Abstract
The utility model provides a kind of combination heavy section casting optical system with total reflection structure, including light source, postposition heavy section casting and preposition heavy section casting, wherein postposition heavy section casting includes condenser, it is totally reflected structure and postposition heavy section casting light-emitting surface, preposition heavy section casting includes preposition heavy section casting incidence surface and preposition heavy section casting light-emitting surface, light source is placed in the focal point of the condenser of postposition heavy section casting, postposition heavy section casting is located at behind preposition heavy section casting, light source issue light by condenser pool parallel rays reach special designing total reflection structure at be totally reflected and realize for the first time spread, light, which is come and carries out second when penetrating postposition heavy section casting light-emitting surface, to spread, then light passes through air and comes and carry out third time diffusion when entering the preposition heavy section casting incidence surface for injecting preposition heavy section casting, subsequent light is propagated and is come in preposition heavy section casting After carrying out the 4th diffusion when preposition heavy section casting light-emitting surface, beam projecting.So that the light being finally emitted has very high uniformity.
Description
Technical field
The utility model relates to automobile lamp lighting area more particularly to a kind of combination heavy section castings with total reflection structure
Optical system.
Background technique
Currently, the extensive use with LED light source on car light, provides a possibility that more to car light conceptual design.
Compared to light bulb and guide structure, single heavy section casting structure is believed by mature applying in automobile with its unique effect of uniformly lighting
On signal lamp.
Since wall pieces structure can only adapt to simple modeling structure after list, however the complexity of Vehicle lamp structure is but continuous
Increase, and client is also more stringent to the requirement for lighting effect, single heavy section casting structure can no longer meet current design and want
It asks, designs new scheme and realize heavy section casting being applied to for current task of top priority problem to be solved on car light.
Utility model content
To solve the above problems, the purpose of this utility model provides a kind of combination heavy section casting optics with total reflection structure
System passes through the collimation of the condenser of postposition heavy section casting and diffusion, postposition heavy section casting light-emitting surface and the preposition thickness of total reflection structure
The diffusion of the diffusion decorative pattern of wall pieces incidence surface and preposition heavy section casting light-emitting surface, realizes better uniformity and applicable complex model knot
Structure.
The utility model provides a kind of combination heavy section casting optical system with total reflection structure, including light source, postposition thickness
Wall pieces and preposition heavy section casting, wherein postposition heavy section casting includes condenser, total reflection structure and postposition heavy section casting light-emitting surface, preposition thickness
Wall pieces include preposition heavy section casting incidence surface and preposition heavy section casting light-emitting surface, place light in the focal point of the condenser of postposition heavy section casting
Source, the postposition heavy section casting are located at behind the preposition heavy section casting, and the light that light source issues pools in parallel by condenser
It is totally reflected and is realized at the total reflection structure of light arrival special designing and spread for the first time, light is come and penetrates postposition thickness
It carries out spreading for second when wall pieces light-emitting surface, then light passes through air and comes and enter to inject the preposition heavy wall of preposition heavy section casting
Third time diffusion is carried out when part incidence surface, when subsequent light is propagated in preposition heavy section casting and comes preposition heavy section casting light-emitting surface into
After row the 4th time diffusion, beam projecting.
Further improvement lies in that the light inputting end of the postposition heavy section casting is provided with the condenser, to converge light source hair
Light out improves optical efficiency.
Further improvement lies in that being provided with total reflection structure on rear side of the postposition heavy section casting, the total reflection structure can be incited somebody to action
Light after condenser collimates once is totally reflected, and design has diffusion decorative pattern in the total reflection structure, is realized
Light diffusion.
Further improvement lies in that it is described total reflection structure face angle be it is variable, can be according to main engine plants' moulding need
The angle for changing the face of total reflection structure is sought, various angles is designed to, suitable for the modeling structure of various complexity, while having more
Good uniformity.
Further improvement lies in that being provided with diffusion decorative pattern on the postposition heavy section casting light-emitting surface of the postposition heavy section casting；It is described
Diffusion decorative pattern is provided on the preposition heavy section casting incidence surface of preposition heavy section casting；The preposition heavy section casting light-emitting surface of the preposition heavy section casting
On be provided with diffusion decorative pattern.Compared to the prior art only in the optical system of light-emitting surface setting One Diffusion Process decorative pattern, this is practical
Novel optical system is spread with more optics, is able to achieve better uniformity.
Further improvement lies in that the quantity of light source is at least one, and it is not limited to 22；The postposition is thick
The quantity of condenser in wall pieces is at least one, and is not limited to 22；The light source is located at institute correspondingly
State the focal point of condenser.
Further improvement lies in that the color of the light source can be amber to realize turn signal function, it can be red
It can be white to realize daytime running lamps, front position lamp and back-up lamp to realize taillight position lamp and taillight Brake lamp function.
Further improvement lies in that the material of the postposition heavy section casting can be polycarbonate or polymethyl methacrylate；
The material of the preposition heavy section casting can be polycarbonate or polymethyl methacrylate.
The utility model has the beneficial effects that the light that the light source of the utility model issues is by the primary expansion for being totally reflected structure
Dissipate and transmit three times the diffusion of decorative pattern, i.e., four times in total diffusions, so that the light being finally emitted has very high uniformity；It is all-trans
The changeability for penetrating the angle in the face of structure can be suitable for the modeling structure of various complexity.It is spread with more optics, energy
Realize better uniformity.
Detailed description of the invention
Fig. 1 is the axonometric drawing of the utility model.
Fig. 2 is the top view of the utility model.
Fig. 3 is Fig. 2A-A line profile of the utility model.
Fig. 4 is the region Fig. 2 B partial enlarged view of the utility model.
Wherein: 1- light source, 2- postposition heavy section casting, the preposition heavy section casting of 3-, 4- condenser, 5- are totally reflected structure, and 6- postposition is thick
Wall pieces light-emitting surface, the preposition heavy section casting incidence surface of 7-, the preposition heavy section casting light-emitting surface of 8-.
Specific embodiment
In order to deepen the understanding to the utility model, below in conjunction with embodiment, the utility model is described in further detail,
The embodiment is only used for explaining the utility model, does not constitute the restriction to scope of protection of the utility model.
As shown in Figure 1-3, including light the present embodiment provides a kind of combination heavy section casting optical system with total reflection structure
Source 1, postposition heavy section casting 2 and preposition heavy section casting 3, wherein postposition heavy section casting 2 includes condenser 4, total reflection structure 5 and postposition heavy wall
Part light-emitting surface 6, preposition heavy section casting 3 includes preposition heavy section casting incidence surface 7 and preposition heavy section casting light-emitting surface 8, in postposition heavy section casting
The focal point of condenser 4 places light source 1.The postposition heavy section casting 2 is located at behind the preposition heavy section casting 3, what light source 1 issued
Light, which by condenser 4 pools parallel rays and reaches, to be totally reflected at the total reflection structure 5 of special designing and realizes first
Secondary diffusion, light, which is come and carries out second when penetrating postposition heavy section casting light-emitting surface 6, to spread, and then light passes through air and comes simultaneously
And third time diffusion is carried out when entering the preposition heavy section casting incidence surface 7 for injecting preposition heavy section casting 3, subsequent light is in preposition heavy section casting 3
It is interior to propagate and carried out when coming preposition heavy section casting light-emitting surface 8 the 4th time after spreading, beam projecting.By using postposition heavy section casting 2
Pass through the expansion of primary total reflection structure with the light of the optical system of two heavy section castings of preposition heavy section casting 3, while the sending of light source 1
Dissipate and transmit three times the diffusion of decorative pattern, i.e., four times in total diffusions, so that the light being finally emitted has very high uniformity.
The light inputting end of postposition heavy section casting 2 is provided with condenser 4, to converge the light of the sending of light source 1, improves optics effect
Rate.
Total reflection structure 5 is provided on rear side of postposition heavy section casting 2,5 energy of total reflection structure will be after the collimation of condenser 4
Light be once totally reflected, while being totally reflected structure compared to traditional plane, designing in the total reflection structure 5 has expansion
Decorative pattern is dissipated, can be realized light diffusion.
The angle in the face of the total reflection structure 5 changes according to main engine plants' moulding demand, is designed to various angles, Neng Goushi
For the modeling structure of various complexity, while there is better uniformity.
It can be seen that in conjunction with Fig. 4 partial enlarged view and be provided with expansion on postposition heavy section casting 2 postposition heavy section casting light-emitting surface 6
Decorative pattern is dissipated, diffusion decorative pattern is also equipped on the preposition heavy section casting incidence surface 7 of preposition heavy section casting 3, in conjunction with the preposition heavy section casting of Fig. 3
The One Diffusion Process of the total reflection structure 5 of the diffusion decorative pattern and postposition heavy section casting 2 that are also provided on 3 preposition heavy section casting light-emitting surface 8 is made
With, compared to the prior art only light-emitting surface setting One Diffusion Process decorative pattern optical system, the present embodiment optical system tool
There is more optics to spread, is able to achieve better uniformity.
The position of the light source 1 is the focal point in the condenser 4 of postposition heavy section casting 2, and number of light sources is 22.The light
The color in source 1 is amber, realization turning function.The postposition heavy section casting of combination heavy section casting optical system with total reflection structure
2 material is polycarbonate, and the material of preposition heavy section casting 3 is polycarbonate.
Claims (8)
1. a kind of combination heavy section casting optical system with total reflection structure, including light source (1), postposition heavy section casting (2) and preposition
Heavy section casting (3), it is characterised in that: the postposition heavy section casting (2) includes condenser (4), total reflection structure (5) and postposition heavy section casting
Light-emitting surface (6), preposition heavy section casting (3) include preposition heavy section casting incidence surface (7) and preposition heavy section casting light-emitting surface (8), and light source (1) is put
The focal point in the condenser (4) of postposition heavy section casting (2) is set, after the postposition heavy section casting (2) is located at preposition heavy section casting (3)
Face, the light that light source (1) issues by condenser (4), at parallel rays, simultaneously expand for the first time by the total reflection at total reflection structure (5)
It dissipates, light carries out second when penetrating postposition heavy section casting light-emitting surface (6) and spreads, and light passes through air incidence into preposition heavy section casting
(3) carry out third time diffusion when preposition heavy section casting incidence surface (7), when preposition heavy section casting light-emitting surface (8) are come in light propagation into
Row the 4th time diffusion, beam projecting.
2. a kind of combination heavy section casting optical system with total reflection structure as described in claim 1, it is characterised in that: described
Structure (5) setting is totally reflected in the rear side of postposition heavy section casting (2), and be totally reflected design on structure (5) to have diffusion decorative pattern, to realize
Light diffusion.
3. a kind of combination heavy section casting optical system with total reflection structure as claimed in claim 1 or 2, it is characterised in that:
The angle in the face of total reflection structure (5) changes according to main engine plants' moulding demand.
4. a kind of combination heavy section casting optical system with total reflection structure as described in claim 1, it is characterised in that: described
Diffusion decorative pattern is provided on the postposition heavy section casting light-emitting surface (6) of postposition heavy section casting (2)；The preposition thickness of the preposition heavy section casting (3)
Wall pieces incidence surface is provided with diffusion decorative pattern on (7)；It is provided on the preposition heavy section casting light-emitting surface (8) of the preposition heavy section casting (3)
Spread decorative pattern.
5. a kind of combination heavy section casting optical system with total reflection structure as described in claim 1, it is characterised in that: described
The light inputting end in postposition heavy section casting (2) is arranged in condenser (4).
6. a kind of combination heavy section casting optical system with total reflection structure as described in claim 1, it is characterised in that: described
Light source (1) quantity is at least one；The quantity of condenser (4) on the postposition heavy section casting (2) is at least one；The light source
(1) it is set to the focal point of the condenser (4) correspondingly.
7. a kind of combination heavy section casting optical system with total reflection structure as described in claim 1 or 6, it is characterised in that:
The color of the light source (1) is amber red or white.
8. a kind of combination heavy section casting optical system with total reflection structure as described in claim 1, it is characterised in that: described
The material of postposition heavy section casting (2) is polycarbonate or polymethyl methacrylate；The material of the preposition heavy section casting (3) is poly- carbon
Acid esters or polymethyl methacrylate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822174007.1U CN209130784U (en) | 2018-12-24 | 2018-12-24 | A kind of combination heavy section casting optical system with total reflection structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822174007.1U CN209130784U (en) | 2018-12-24 | 2018-12-24 | A kind of combination heavy section casting optical system with total reflection structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209130784U true CN209130784U (en) | 2019-07-19 |
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ID=67249277
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822174007.1U Active CN209130784U (en) | 2018-12-24 | 2018-12-24 | A kind of combination heavy section casting optical system with total reflection structure |
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| Country | Link |
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| CN (1) | CN209130784U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109506206A (en) * | 2018-12-24 | 2019-03-22 | 马瑞利汽车零部件(芜湖)有限公司 | A kind of combination heavy section casting optical system with total reflection structure |
| CN113864731A (en) * | 2021-09-08 | 2021-12-31 | 奇瑞汽车股份有限公司 | Uniform light thick wall structure |
-
2018
- 2018-12-24 CN CN201822174007.1U patent/CN209130784U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109506206A (en) * | 2018-12-24 | 2019-03-22 | 马瑞利汽车零部件(芜湖)有限公司 | A kind of combination heavy section casting optical system with total reflection structure |
| CN113864731A (en) * | 2021-09-08 | 2021-12-31 | 奇瑞汽车股份有限公司 | Uniform light thick wall structure |
| CN113864731B (en) * | 2021-09-08 | 2024-06-11 | 奇瑞汽车股份有限公司 | Uniform light thick wall structure |
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