TWI573954B - Optical structure - Google Patents

Description

Optical structure 【0001】

The invention relates to an optical structure, in particular to an optical structure designed by a reflective shell and a lens module, so that the light-emitting element can project a light source with high uniformity.

【0002】

Nowadays, the technology is more and more developed. With the humanized thinking mode, the lamp has always been one of the important inventions in history. Many different lamps have appeared since the development. There are lamps, standing lamps or floor lamps, street lamps and sign lamps. , traffic lights, flashlights, and lights, etc., these lamps are used in a variety of places, visible lamps are important to us.

[0003]

With the progress of the times, the evolution of lamps has become faster and faster. The electric lamps have evolved from the simplest traditional white-woven bulbs to solar lamps, and the luminous diodes that have been developed to date have been illuminated. The polar body lamp has no need of warming time, fast reaction speed, small volume, low power consumption, low pollution, suitable for mass production, high reliability, easy to be matched with the application requirements, and extremely small or array type components. Advantages, therefore, the light-emitting diode is also widely used in a variety of different lighting applications, the market share has gradually increased the popularity trend, the light-emitting diode is used in various types of products such as: LED Headlights, LED street lights, LED table lamps, and various types of display lights are all made with LEDs.

[0004]

Nowadays, there are many kinds of products for the light-emitting diodes, especially when the night comes, each store sets up a row of advertising sign lamps on the roadside of the road, or lamps used for lighting on the big billboards. In the conventional technology, in the evening, during the night, most of the advertising signs use the projection light to illuminate the advertising surface so that the light can clearly advertise the panel. Presented at night, however, it is necessary to illuminate a large area of the advertising panel, and it is necessary to use multiple sets of lamps for illumination, and each group of lamps needs to be provided with a plurality of light-emitting diode chips to have a light source capable of corresponding advertising panels. However, using the above method requires a lot of power and cost, so the cost of the advertising board for one night is quite amazing. How to apply the less cost and achieve the same illumination for the shortcomings of the conventional advertising signs The effect of advertising signs is the goal and the goal that everyone needs to solve together.

[0005]

In view of this, the inventor has made a lot of design and improvement, and the present invention has greatly improved the above-mentioned technical means, and provides an optical structure lamp, which utilizes the optical structure design of the lens module and the reflective shell to make the light The component can project a light source with high uniformity, which can reduce the number of lamps required, further reduce the light-emitting components required in each group of lamps, and achieve greater luminous efficiency with fewer light-emitting components.

[0006]

It is an object of the present invention to provide an optical structure capable of projecting a light source having a high uniformity by using a design of an optical structure.

【0007】

In order to achieve the above-mentioned purpose and effect, the present invention is an optical structure comprising a lens module, a reflective shell and a light-emitting element, the lens module having a lens body having one of the symmetric connections of the lens body a first curved surface and a second curved surface extending from the top of the lens body to the front side and the left side to the bottom, the second curved surface being from the top of the lens body to the front side and the right side Extending to the bottom, the reflective shell is disposed on one side of the lens module, the reflective shell has a casing, the casing has a reflective concave surface facing the lens module, and one end of the casing is higher In the lens module, the light emitting element is disposed between the lens module and the reflective shell and located in the lens module.

10‧‧‧ lens module
11‧‧‧ Notch
100‧‧‧Light
110‧‧‧ lens body
120‧‧‧First curved surface
130‧‧‧second curved surface
140‧‧‧Contact surface
150‧‧‧First fixed structure
1510‧‧‧Fixed stud
1511‧‧‧fixed hook
160‧‧‧ bottom
20‧‧‧reflective shell
210‧‧‧Shell
220‧‧‧Reflective concave surface
230‧‧‧Second fixed structure
2310‧‧‧Fixed holes
240‧‧‧ bottom shell
30‧‧‧Lighting elements
310‧‧‧Base
40‧‧‧Fixed parts
410‧‧‧Fixed bumps
50‧‧‧Advertising signboard
510‧‧‧Support arm
520‧‧‧ Support
5210‧‧‧Fixed grooves

[0008]

Figure A is a schematic view showing the optical structure of the first embodiment of the present invention;
First B: an exploded view of the optical structure of the first embodiment of the present invention;
First C: another exploded view of the optical structure of the first embodiment of the present invention;
First D diagram: it is a light path diagram of the optical structure of the first embodiment of the present invention;
First E-picture: another optical path diagram of the optical structure of the first embodiment of the present invention;
Figure 2A is a schematic view showing the optical structure of the second embodiment of the present invention;
FIG. 2B is another schematic structural view of the fixing member according to the second embodiment of the present invention; and FIG. 2C is a view showing the state of use of the fixing member according to the second embodiment of the present invention.

【0009】

In order to provide a better understanding and understanding of the features and the efficacies of the present invention, the preferred embodiment and the detailed description are as follows:

[0010]

Please refer to FIG. 1A to FIG. 1E, which are schematic diagrams of optical structures, exploded views and light path diagrams of a first embodiment of the present invention; as shown, the present invention relates to an optical structure including At least one lens module 10, a reflector shell 20 and a light-emitting component 30. The lens module 10 has a lens body 110, and the lens body 110 has a first arc surface 120 and a second arc surface 130 symmetrically connected. The first curved surface 120 extends from the top of the lens body 110 to the front side and to the left side to the bottom. The second curved surface 130 extends from the top to the front and the right side of the lens body 110 to the bottom. The housing 20 is disposed on one side of the lens module 10, and the reflective housing 20 has a housing 210. The housing 210 has a reflective concave surface 220 facing the lens module 10, and the housing 210 The light-emitting element 30 is disposed between the lens module 10 and the reflective shell 20 and is located in the lens module 10 .

[0011]

As described above, the lens module 10 is formed by a continuous arc surface formed by the first curved surface 120 and the second curved surface 130. The first curved surface 120 and the second curved surface 130 are the light-emitting elements. The reflecting shell 20 is a pointed arc-shaped structure, and the reflecting shell 20 of the embodiment is disposed on one side of the lens module 10, and a contact surface of the lens module 10 with respect to the reflecting shell 20 The first fixing structure 150 is disposed on the reflective housing 20, and the second fixing structure 230 is coupled to the first fixing structure 150. The first fixing structure 150 is coupled to the second fixing structure 230. The fixing structure 150 is at least one fixing protrusion 1510, and the second fixing structure 230 is at least one fixing hole 2310. The at least one fixing protrusion 1510 is disposed in the at least one fixing hole 2310, and the at least one fixing protrusion is further The end of the column 1510 has a fixing hook 1511, and the fixing hook 1511 is fixed to the at least one fixing hole 2310.

[0012]

In addition, the light-emitting component 30 is disposed on a base 310, and the base 310 is disposed in the reflective concave surface 220 of the reflective shell 20 and the recess 11 of the lens module 10 to make a portion of the light-emitting component 30. The light-emitting element 30 is disposed in the reflective structure of the light-emitting diode. The light-emitting element 30 is disposed in the package structure of the light-emitting diode.

[0013]

Referring to the first D diagram and the first E diagram, which are related to the light path diagram of the embodiment, the light-emitting element 30 emits a light 100, and the illumination range of the light 100 is illustrated in a vertical direction and a horizontal direction. The illumination range of the light source 100 in the vertical direction is affected by the reflection shell 20, a portion of the light 100 is directly irradiated upward through the lens module 10, and another portion is irradiated downward, and the light 100 that is irradiated downward passes through the light source 100. After the reflective concave surface 220 of the reflective shell 20 is reflected, the light 100 is again concentrated upward.

[0014]

The reflective shell 20 has a tip-arc shape corresponding to the illumination angle of the light 100, thereby controlling the light 100 to illuminate the reflected light of the reflective shell 20, and the reflected light 100 can project a certain range. The uniform light source, in addition, the reflective concave surface 220 completely blocks the downwardly illuminating light 100. In other words, the reflective concave surface 220 can completely reflect the light 100 that is illuminating downwardly from the light-emitting element 30, so that the light 100 is concentrated upward. Irradiation, without causing loss of the light source, in addition, the light 100 of the light-emitting element 30 is irradiated on the reflective concave surface 220. Since the curvature of the reflective concave surface 220 causes the light 100 to be reflected once, the reflection path of the light 100 is upward. And illuminating forward to avoid partial loss of light energy caused by the secondary reflection of the light 100, so that most of the light 100 of the light-emitting element 30 can be used efficiently.

[0015]

In addition, the illumination range of the light source 100 in the horizontal direction is affected by the light transmission module 10, and a part of the light source 100 illuminates the first curved surface 120 of the light transmission module 10 and the first The connecting surface of the two arc surface 130 directly illuminates upward, and the other portion of the light 100 illuminates the first curved surface 120 and the second curved surface 130, and the light ray 100 is refracted to the sides by the influence of the curved surface. Increasing the illumination range of the light 100 on both sides.

[0016]

In this embodiment, the illumination width of the light 100 is increased by the lens module 10, and the light is concentrated by the reflective shell 20 to illuminate the light 100 to achieve a better light-emitting effect and uniform projection. High illumination source.

[0017]

Referring to FIG. 2A to FIG. 2C respectively, it is a structural diagram and a use state diagram of the fixing member according to the second embodiment of the present invention; as shown in the figure, the present embodiment further provides a fixing member 40. The fixing member 40 is disposed on a bottom surface 160 of the lens module 10 or a bottom surface 240 of the reflective shell 20 adjacent to the bottom surface 160. In this embodiment, the luminaire is used on an advertising sign 50, the advertising signboard The support arm 510 is disposed on one side of the advertising sign 50, and the other end of the support arm 510 is disposed on the other side of the support arm 510. In the support base 520, the fixing member 40 is at least one fixing protrusion 410, and the supporting block 520 has corresponding at least one fixing groove 5210 corresponding to the fixing protrusion 410. The at least one fixing protrusion 410 is disposed. In the at least one fixing groove 5210, the reflecting concave surface 220 of the reflecting shell 20 faces upward, so that the light 100 of the light-emitting element 30 is concentratedly irradiated upward on the advertising sign 50.

[0018]

In summary, the present invention relates to an optical structure in which the light is emitted by the light-emitting element, and the light is vertically reflected by the reflection of the reflective shell to illuminate the light upward, and the light is received by the lens module in a horizontal direction. The light is refracted and irradiated to both sides, and a small-sized light-emitting element can be used to project an illumination source having a high uniformity.

[0019]

Therefore, the present invention is a novelty, progressive and available for industrial use. It should be in accordance with the patent application requirements of the Chinese Patent Law. It is undoubtedly the invention patent application, and the Prayer Council will grant the patent as soon as possible. .

[0020]

However, the above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention, so that the shapes, structures, features, and spirits described in the claims of the present invention are equally changed. Modifications are intended to be included in the scope of the patent application of the present invention.

10‧‧‧ lens module

110‧‧‧ lens body

120‧‧‧First curved surface

130‧‧‧second curved surface

140‧‧‧Contact surface

150‧‧‧First fixed structure

1510‧‧‧Fixed stud

1511‧‧‧fixed hook

20‧‧‧reflective shell

210‧‧‧Shell

220‧‧‧Reflective concave surface

230‧‧‧Second fixed structure

2310‧‧‧Fixed holes

30‧‧‧Lighting elements

310‧‧‧Base

Claims (9)

[Item 1] An optical structure comprising:
a lens module having a lens body, wherein the lens body has a first arc surface and a second arc surface symmetrically connected, and the first arc surface extends from the top of the lens body to the front side and the left side To the bottom, the second curved surface extends from the top to the front and the right side of the lens body to the bottom;
a reflective shell disposed on one side of the lens module, the reflective shell having a housing having a reflective concave surface facing the lens module, and one end of the housing is higher than the lens And a light-emitting component disposed between the lens module and the reflective shell and located in the lens module. [Item 2] The optical structure of claim 1, wherein the light emitting element emits a light, and the reflective shell has a tip arc shape corresponding to an angle of illumination of the light emitted by the light emitting element. [Item 3] The optical structure of claim 1, wherein the light-emitting element emits a light, and the reflective concave surface completely obscures the light that the light-emitting element illuminates downward, and reflects the light completely upward. [Item 4] The optical structure of claim 1, wherein the light emitting element emits a light, and the light is irradiated from the first curved surface and the second curved surface, and the light is affected by the curved surface to the two The side is refracted. [Item 5] The optical structure of claim 1, wherein the light emitting element emits a light that is incident on the reflective concave surface, and the reflected path of the light is reflected upward by the curvature of the concave surface. And illuminate forward. [Item 6] The optical structure of claim 1, wherein a contact surface of the lens module is provided with a first fixing structure, and the reflecting shell is provided with a second fixing structure corresponding to the first fixing structure. A fixed structure is coupled to the second fixed structure. [Item 7] The optical structure of claim 6, wherein the first fixing structure is at least one fixing protrusion, the second fixing structure is at least one fixing hole, and the at least one fixing protrusion is disposed at the at least one fixing hole. [Item 8] The optical structure of claim 7, wherein the end of the at least one fixing stud has a fixing hook, and the fixing hook is fixed to the at least one fixing hole. [Item 9] The optical structure of claim 1, further comprising a fixing member disposed on a bottom surface of the lens module or a bottom surface of the reflective shell.