Automatic monitoring alarm device based on large strain of power transmission tower

The utility model discloses an automatic monitoring alarm device based on large strain of a power transmission tower, which comprises a large strain sensing module, an on-site alarm module and a remote mobile phone receiving module, and is characterized in that the large strain sensing module is connected with the on-site alarm module and the remote mobile phone receiving module through a normally open relay; the large strain sensing module comprises a solar cell, a direct current bridge and a normally open relay; the on-site alarm module comprises a power supply and an audible and visual alarm. The remote mobile phone receiving module comprises a GSM module and a mobile phone; the normally open contact of the normally open relay is disconnected when no large strain occurs, and the normally open contact is closed to start alarm when large strain occurs. The utility model provides a device for automatically monitoring and alarming large strain of a power transmission tower. 本实用新型公开了基于输电铁塔大应变的自动监测报警装置,包括大应变感应模块