CN-224229823-U - Special-shaped Rayleigh scattering panel lamp

Abstract

The utility model provides a special-shaped Rayleigh scattering panel lamp, which solves the problems that the traditional panel lamp mostly adopts a planar light guide plate structure, the light emitting surface is a single plane, the shape is fixed, the personalized scene is difficult to meet, and the like, and the main scheme comprises the following steps: the LED light source module is characterized by comprising a light guide plate, an LED light source module, a reflecting module and a light box, wherein the light guide plate is made of transparent high polymer materials integrally, nanoscale scattering particles are arranged on the surface or inside the light guide plate, the particle size of the nanoscale scattering particles is 10-500nm, the nanoscale scattering particles are uniformly distributed or the density of the nanoscale scattering particles decreases from the lateral far end of the light source, the light emitting surface of the light guide plate is of a non-planar special-shaped structure, the back surface of the light guide plate is attached to the reflecting module with the same curvature, the two ends of the light guide plate and the two ends of the reflecting module are fixedly embedded in the light box, and the LED light source module is correspondingly arranged at the position of the light guide plate embedded in the light box so as to be matched with the reflecting module to refract.

Inventors

• LUO PINGPING

Assignees

• 千奥星科南京生物科技有限公司

Dates

Publication Date

20260512

Application Date

20250521

Claims (8)

1. 1. The special-shaped Rayleigh scattering panel lamp is characterized by comprising a light guide plate, an LED light source module, a reflecting module and a lamp box, wherein the light guide plate is made of transparent high polymer materials integrally, nano-scale scattering particles are arranged on the surface or inside the light guide plate, the particle size of the nano-scale scattering particles is 10-500nm, the nano-scale scattering particles are uniformly distributed or the density of the nano-scale scattering particles decreases gradually from the lateral far end of the light source, the light emitting surface of the light guide plate is of a non-planar special-shaped structure, the back surface of the light guide plate is attached through the reflecting module with the same curvature, the two ends of the light guide plate and the reflecting module are embedded and fixed in the lamp box, and the LED light source module is correspondingly arranged at the position of the light guide plate embedded in the lamp box so as to be matched with the reflecting module to refract.
2. 2. The shaped Rayleigh scattering panel lamp of claim 1, wherein the light exit surface of the light guide plate shaped structure comprises an arc shape, a step shape and a wave shape.
3. 3. The special-shaped Rayleigh scattering panel lamp as claimed in claim 1, wherein the thickness of the light guide plate corresponding to the light emitting surface with the arc shape is consistent, and the lamp box is provided with grooves at two ends corresponding to the arc structure for embedding the light guide plate.
4. 4. The special-shaped Rayleigh scattering panel lamp as claimed in claim 2, wherein the LED light source modules are distributed along one or more sides of the side surface of the light guide plate, and the emitted light enters the light guide plate from the side surface.
5. 5. The special-shaped Rayleigh scattering panel lamp as claimed in claim 4, wherein the color temperature of the LEDs in the LED light source module is 2700-6500K or 1500-15000K.
6. 6. The special-shaped Rayleigh scattering panel lamp as claimed in claim 2, wherein the nano-sized scattering particles uniformly distributed in the knife light plate are nano titanium dioxide particles with particle size of 10-500nm and concentration of 0.001-1.0wt%.
7. 7. The special-shaped Rayleigh scattering panel lamp according to claim 2, wherein each layer of the light guide plate corresponding to the stepped light emitting surface has the same step thickness, and the lamp box is internally provided with a platform protruding from two ends of the corresponding step structure for the light guide plate to be placed.
8. 8. The special-shaped Rayleigh scattering panel lamp as recited in claim 7, wherein the LED light source modules are arranged at the side ends of the uppermost and lowermost steps, and are directly matched with the reflection module to reflect light.

Description

Special-shaped Rayleigh scattering panel lamp Technical Field The utility model relates to the technical field of lighting equipment, in particular to a special-shaped Rayleigh scattering panel lamp. Background The traditional panel lamp adopts a plane light guide plate structure, the light emitting surface is a single plane, the shape is fixed, and the requirements of personalized scenes (such as artistic decoration and building curved surface illumination) are difficult to meet. The existing light guide plate realizes light diffusion by depending on a screen printing or etching process, but the special-shaped structure is easy to cause the problems of uneven light emission, low light efficiency and the like. Therefore, there is a need for a panel light structure that can flexibly design the shape of the light-emitting surface and maintain high uniformity. Disclosure of utility model The utility model aims to overcome the defects of the prior art, and provides a special-shaped Rayleigh scattering panel lamp which breaks through the limitation of the traditional plane structure through the special-shaped panel lamp with customizable light emitting surface and uniform light efficiency. In order to solve the technical problems, the technical scheme includes that the special-shaped Rayleigh scattering panel lamp comprises a light guide plate, LED light source modules, a reflection module and a lamp box, wherein the light guide plate is made of transparent high polymer materials integrally, nanoscale scattering particles are arranged on the surface or inside the light guide plate, the particle size of the nanoscale scattering particles is 10-500nm, the nanoscale scattering particles are uniformly distributed or the density of the nanoscale scattering particles decreases from the lateral far end of the light source, the light emergent surface of the light guide plate is of a non-planar special-shaped structure, the back surface of the light guide plate is attached through the reflection module with the same curvature, the two ends of the light guide plate and the reflection module are embedded and fixed in the lamp box, and the LED light source modules are correspondingly arranged at the positions where the light guide plate is embedded in the lamp box to be matched with the reflection module for refraction. Further, the light emitting surface of the light guide plate special-shaped structure comprises an arc shape, a step shape and a wave shape. Further, the thickness of the light guide plate corresponding to the light emitting surface with the arc shape is consistent, and grooves are formed at two ends of the light box corresponding to the arc structure so as to be embedded in the light guide plate. Further, the LED light source modules are distributed along one or more sides of the side surface of the light guide plate, and the emitted light enters the light guide plate from the side. Further, the color temperature of the LEDs in the LED light source module is 2700-6500K or 1500-15000K. Further, the nano-scale scattering particles uniformly distributed in the knife light plate are nano titanium dioxide particles with the particle size of 10-500nm and the concentration of 0.001-1.0wt%. Further, the thickness of each layer of steps of the light guide plate corresponding to the step-shaped light emitting surface is the same, and platforms are protruded in the two ends of the corresponding step structure of the lamp box for the light guide plate to be put on. Further, the LED light source module is arranged at the side ends of the uppermost layer ladder and the lowermost layer ladder, and is directly matched with the reflecting film group to reflect light. Compared with the prior art, the utility model has the beneficial effects that the light-emitting uniformity of the complex curved surface is higher than 90% by combining the special-shaped light guide plate with Rayleigh scattering, the integral panel lamp structure breaks through the traditional plane limitation, and the integral panel lamp structure can be customized into the shapes of a dome, a ladder and the like and is suitable for diversified scene requirements. The cost of the traditional screen point process is reduced, the scattering particle distribution is accurately controlled, and the light efficiency is improved by more than 20%. Drawings The disclosure of the present utility model is described with reference to the accompanying drawings. It is to be understood that the drawings are designed solely for the purposes of illustration and not as a definition of the limits of the utility model. In the drawings, like reference numerals are used to refer to like parts. Wherein: Fig. 1 schematically shows a schematic view of an explosion structure of a panel light according to embodiment 1 of the present utility model; fig. 2 schematically shows an overall structure of a panel light according to embodiment 1 of the present utility model; fig. 3 schematic