Warning device for building construction

The utility model relates to the technical field of building construction, in particular to a warning device for building construction, which comprises a bottom plate, a groove plate is fixed on the bottom plate, a sliding groove is arranged on the groove plate, and a warning board and a warning flag are arranged on the bottom plate. The lifting assembly is arranged on one side of the sliding groove in the groove plate and used for lifting up and down during warning; the warning swing assembly is arranged on one side of the groove plate and used for swinging of the warning flag; according to the device, warning is conducted in multiple warning modes, the traditional single warning mode is changed, and the warning effect is good. 本实用新型涉及建筑施工技术领域，具体是一种建筑施工用警示装置，包括：底板，所述底板上固定有槽板，所述槽板上设置有滑槽，所述底板上设置有警示牌与警示旗；升降组件，所述升降组件设置在槽板上的滑槽一侧，用于警示时的上下升降；警示摇摆组件，所述警示摇摆组件设置在槽板一侧，用于警示旗的摆动；该装置通过多种警示方式进行警示，改变了传统的单一警示模式，警示效果较好。