Fabricated building ALC wallboard

The utility model relates to the field of ALC wallboards, in particular to a fabricated building ALC wallboard which comprises an ALC wallboard body, a fixing assembly is arranged on the ALC wallboard body and comprises a bidirectional screw and two fixing plates, the bidirectional screw rotates on the ALC wallboard body, the two fixing plates slide on the ALC wallboard body, and the two fixing plates are in threaded connection with the bidirectional screw. The two-way screw is used for pushing one fixing plate to abut against the lower surface of the bearing beam, and the other fixing plate abuts against the ground. The ALC wallboard has the effect that the ALC wallboard is convenient to install. 本申请涉及ALC墙板领域，尤其涉及一种装配式建筑ALC墙板，其包括LC墙板本体，所述ALC墙板本体上设置有固定组件，所述固定组件包括转动在ALC墙板本体上双向螺杆和两个滑动在ALC墙板本体上的固定板，两个所述固定板均和双向螺杆螺纹连接，所述双向螺杆用于推动一个固定板抵接在承重梁下表面，另一个固定板抵接在地面上。本申请具有方便安装ALC墙板的效果。