Temperature measuring device capable of preventing medium leakage

The utility model discloses a temperature measuring device capable of preventing medium leakage, which relates to the technical field of electrical equipment and comprises an anti-explosion thermal resistor and a protective tube, the anti-explosion thermal resistor is connected with a first connecting disc through a stainless steel tube, and a second connecting disc is fixed at one end of the protective tube. The connecting position of the first connecting disc and the second connecting disc is connected in a sealed mode through two metal ring gaskets, two rubber sealing sleeves are symmetrically embedded in the first connecting disc, two connecting pieces are symmetrically welded to the second connecting disc, and the two connecting pieces are connected with the two rubber sealing sleeves in a sealed mode. According to the anti-explosion thermal resistor, the two metal ring gaskets are adopted to seal the joint of the first connecting disc and the second connecting disc, the two rubber sealing sleeves are ad