Intelligent warning automatic alarm device for underground mine blasting operation site

The utility model discloses an underground mine blasting operation site intelligent warning automatic alarm device in the technical field of blasting alarm, which comprises two groups of sleeve rods which are symmetrically arranged left and right, support columns are uniformly arranged on the lower end surfaces of the sleeve rods, threaded rods are movably connected to inner cavities of the upper end surfaces of the sleeve rods, and fixed cavities are formed in the upper end surfaces of the threaded rods; the left end face of the right side fixing cavity is movably connected with a warning tape, the left side of the warning tape is clamped in an inner cavity of the left side fixing cavity, the structure is simple, operation is convenient, and the safety of a blasting area is effectively improved. 本实用新型公开了爆破报警技术领域的地下矿山爆破作业现场智能警戒自动报警装置，包括套杆，套杆设有两组，且左右呈对称设置，套杆下端面均匀设有支撑柱，套杆上端面内腔均活动连接有螺纹杆，螺纹杆上端面均设有固定腔体，右侧固定腔体左端面活动连接有警戒带，警戒带左侧卡接于左侧固定腔体内腔，该装置结构简单，操作方便，有效提高爆破区域的安全性。