Quick response temperature measuring device

The utility model belongs to the technical field of thermocouple temperature measurement, and particularly relates to a quick response temperature measuring device. Comprising a signal acquisition module, a thermocouple and a constant current source, the thermocouple is provided with an auxiliary heating module, the thermocouple is connected with the signal acquisition module, the auxiliary heating module is connected with the constant current source, the thermocouple is used for measuring the temperature of a temperature rapid change temperature field and a pulse temperature field, and the auxiliary heating module is used for preheating the measuring end of the thermocouple. The signal acquisition module is used for acquiring and recording electric signals of the thermocouple. According to the utility model, the thermocouple is miniaturized, and the purpose of quick response is realized by preheating the measuring end of the thermocouple and reducing the heat balance time, so that the measurement of quick te