Temperature measuring device in plug-in grain drying tower

The utility model discloses a plug-in temperature measuring device in a grain drying tower. wherein two ends of the long and narrow protective cover are fixed on a drying tower wall plate; a ventilation gap through which grains cannot pass is formed in each of two sides of the protective cover along the trend; a temperature measuring track is arranged in the protective cover along the trend of theprotective cover; a temperature measuring vehicle capable of entering and exiting from the protective cover along the temperature measuring rail is further arranged in the protective cover, a temperature measuring resistor is arranged on the temperature measuring vehicle, the protective cover is formed by buckling two pieces of angle steel or half pipes up and down, and the ventilation gap is a trend gap between the upper edges and the lower edges of the two pieces of angle steel or half pipes forming the protective cover. The temperature measuring device in the plug-in grain drying tower cango deep into the tower bo