Stomach tube capable of recognizing temperature

The invention discloses a stomach tube capable of recognizing temperature. The stomach tube comprises a main body of the stomach tube and a clamping device, wherein the main body of the stomach tube has a temperature sensing section prepared by a thermochromic material, and the main body of the stomach tube is provided with a clamp connection groove at a portion between the temperature sensing section and an injection port; the clamping device is divided into two parts, each part comprises a clamping half ring, a connecting piece and a half shell, the two parts are connected by buckling to form the integral clamping device, the clamping half ring is synthesized for clamping a clamping ring at the clamp connection groove, and the half shell is synthesized to a casing for the main body of the stomach tube to pass through, and the connecting piece is arranged along the length direction of the main body of the stomach tube, the two ends are connected to the clamping half ring and the halfshell, and face the tempe