High light efficiency coaxial middle axis spotlight sawtooth refraction global light recycling lamp tube optical system

The high-efficiency lamp optical system, assembled coaxially, solves the problems of high light scattering loss and high power consumption of LED lamps, achieving high-brightness lighting and fixed-point lighting effects at low power, and extending the service life of the lamps.

CN122408005APending Publication Date: 2026-07-17CENTRAL CORE LIGHTING TECHNOLOGY (GUANGDONG) CO LTD

Patent Information

Authority / Receiving Office
CN · China
Patent Type
Applications(China)
Current Assignee / Owner
CENTRAL CORE LIGHTING TECHNOLOGY (GUANGDONG) CO LTD
Filing Date
2026-06-04
Publication Date
2026-07-17

AI Technical Summary

Technical Problem

Existing LED tubes lack directional light constraint, resulting in high light scattering loss, high power consumption, and unconcentrated illumination area, which cannot meet the requirements of fixed-point lighting.

Method used

The high-efficiency lamp optical system, which adopts coaxial alignment assembly, includes a tubular shell, a central light source plate, a sawtooth refraction component, and a light-transmitting cover. The sawtooth refraction component corrects and focuses the angle of lateral light, realizing the full-area recovery and efficient utilization of light.

Benefits of technology

Achieving high-brightness lighting with low power consumption improves light utilization, allows for controllable light output angle, provides precise point lighting, reduces heat accumulation, and extends lamp life.

✦ Generated by Eureka AI based on patent content.

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Abstract

本发明公开高光效同轴中轴聚光锯齿折射全域光回收灯管光学系统及调控方法,属于LED照明光学结构技术领域。本发明设置三类不同内腔实体结构,分别为两侧锯齿中部光滑结构、两侧锯齿搭配中心凸筋结构、内腔全域满齿附带反光纸结构。三类结构统一采用中心轴线对位安装、锯齿折射管控光线、侧向光线反射聚拢、腔体余光循环回收底层光路体系。搭配卡槽推入、底部反光定位两种装配固定方式,实现90度定向垂直出光效果。本结构能够在5W低功率工况下,输出照明亮度优于传统16W光滑内壁灯管,照度表现与光线利用效果具备显著优势。结构参数改动会直接造成光路不可逆失效,技术辨识度高,仿制改动难度大。可适配多款规格SMD贴片灯珠,满足地下车库、生产车间、狭长廊道多种场地高光效稳定照明使用需求。
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