Chemical reaction kettle temperature detection device

The invention provides a chemical reaction kettle temperature detection device, and relates to the technical field of temperature measurement, the temperature detection device comprises a detection channel, an embedded assembly, a temperature detection module and a driving mechanism, the surface of the detection channel is sleeved with a closed sleeve, and the bottom of the closed sleeve is provided with a floating plate; and the inner wall of the closed sleeve is attached to the surface of the detection channel, a fixed supporting plate is installed at the top of the detection channel, one side of the fixed supporting plate is connected with an extension plate, and a circulating pump is installed at the top of the extension plate. The temperature detection device can carry out temperature measurement on reaction solutions at different depths in a targeted manner, can also carry out average temperature measurement on a mixed solution in a flowing circulation state through extraction, expands an effective meas