Oil-immersed transformer temperature measuring tube and transformer oil temperature measuring system

The invention discloses an oil-immersed transformer temperature measuring tube and a transformer oil temperature measuring system, and relates to the technical field of transformer temperature measurement. The oil-immersed transformer temperature measuring tube is arranged on a tank cover of a transformer oil tank, a mounting hole is formed in the tank cover, the oil-immersed transformer temperature measuring tube comprises a plug seat and a temperature conducting tube, the plug seat is fixedly connected with the tank cover on the side, opposite to transformer oil in the transformer oil tank, of the mounting hole, and the plug seat is provided with a plug seat hole communicated with the mounting hole; the heat conduction pipe is fixedly connected with the tank cover on the side, facing transformer oil in the transformer oil tank, of the installation hole, and the heat conduction pipe is provided with a heat conduction cavity communicated with the installation hole. According to the temperature measuring tube