Smoke detector

The utility model discloses a smoke detector, it is installed on the ceiling, specifically includes mount pad and casing, be provided with on the mount pad top to install the installation mechanism onthe ceiling with it, installation mechanism includes the depression bar of vertical sliding connection in the draw runner of mount pad, horizontal sliding connection in the draw runner and the draw runner is vertical when sliding drive depression bar horizontal slip's drive assembly, the depression bar level sets up, when the draw runner moves down the depression bar slides to keeping away from the mount pad direction. Contradict through the inboard conflict of depression bar and ceiling, mount pad top and the ceiling outside to more firm with detector installation prevents that the detectorfrom trembling from top to bottom. 本实用新型公开了种烟雾探测器，其安装于天花板上，具体包括安装座和壳体，安装座顶端上设置有将其安装在天花板上的安装机构，所述安装机构包括竖向滑动连接于安装座的滑条、水平滑动连接于滑条的压杆和滑条竖向滑动时驱动压杆水平滑动的传动组件，所述压杆水平设置，所述滑条下移时所述压杆向远离安装座方向滑动。通过压杆与天花板内侧抵触、安装座顶端与天花板外侧抵触，从而将探测器安装的更加稳固，防止探测