Rotary kiln temperature measuring device for titanium dioxide calcination material

The utility model discloses a rotary kiln temperature measuring device for titanium dioxide calcination materials. The rotary kiln temperature measuring device comprises a rotary kiln body and a temperature measuring device body. The rotary kiln body comprises a kiln head cover and a kiln body; the temperature measuring device comprises a thermocouple electrode, a conductor connected with the thermocouple electrode, a thermocouple sheath mounted on the surfaces of the thermocouple electrode and the conductor, and a circulating cooling device; the thermocouple electrode is located at the bottom of the temperature measuring device, and the circulating cooling device is sleeved on the conductor position on the surface of the thermocouple sheath; the temperature measuring device is inserted into a through hole of a kiln head cover of the rotary kiln, and the thermocouple electrode is located at a discharging port in the kiln body. The temperature measuring device of the rotary kiln can reliably operate for a long