Daylighting unit and daylighting roof structure

The utility model relates to the technical field of building decoration, in particular to a daylighting unit and a daylighting roof structure, the daylighting unit comprises a first daylighting module, a second daylighting module, a third daylighting module and a fourth daylighting module; the first daylighting module, the second daylighting module, the third daylighting module and the fourth daylighting module are sequentially connected with one another. The lighting unit is divided into a plurality of parts, then the parts are assembled into a whole in a factory and then transported to a construction site, follow-up assembly is facilitated, installation efficiency is improved, cost is reduced, and practicability is high. 本实用新型涉及建筑装饰技术领域，尤其涉及一种采光单元及采光顶结构，所述采光单元，包括：第一采光模组、第二采光模组、第三采光模组及第四采光模组；所述第一采光模组、所述第二采光模组、所述第三采光模组及所述第四采光模组依次相互连接。本实用新型通过将采光单元分成多个部分，然后在工厂里组装形成一个整体，再运输到施工现场，便于后续的装配，提高了安装效率，降低了成本，实用性强。