High-voltage armored temperature sensor

A high-voltage armored temperature sensor disclosed by the present invention comprises a control end and a protective sleeve, the protective sleeve comprises a sensing piece, a limiting sleeve and a connecting piece, the sensing piece and the connecting piece are mutually inserted and locked and positioned through the limiting sleeve, the lower end face of the connecting piece is fixedly connected with a connecting pipe, and the connecting pipe is fixedly connected with the control end. The outer end face of the connecting pipe is provided with external threads, the limiting sleeve is in threaded connection with the outer end face of the connecting piece, the middle of the lower end face of the connecting piece is fixedly connected with an electrode contact pin, the electrode contact pin is electrically connected with the control end, the sensing piece comprises an inserting rod and a sensing part, the inserting rod is connected with the connecting piece in an inserted mode, and the sensing part is electrical