Metal framework of single-layer ETFE film structure unit

The utility model relates to the field of membrane structure buildings, in particular to a metal frame of a single-layer ETFE membrane structure unit, which comprises a plurality of mutually connected supporting frames, a plurality of connecting frames are arranged on the supporting frames, a plurality of guide rails with one ends inclined upwards are arranged on the supporting frames, one ends of the connecting frames are arranged on the guide rails at intervals, and the other ends of the connecting frames are arranged on the guide rails. The supporting frame is provided with a driving piece used for driving the connecting frame to move on the guide rails. The method has the effect of improving the air flowability in the ETFE film building. 本申请涉及膜结构建筑的领域，尤其是涉及一种单层ETFE膜结构单元的金属框架，其包括多个相互连接的支撑框，支撑框上设有多个连接框，支撑框上设有一端向上倾斜的导轨，导轨间隔设置有多条，连接框一端设置在导轨上，支撑框上设有用于驱动连接框在导轨上移动的驱动件。本申请具有提升ETFE膜建筑内空气流动性的效果。