High-temperature-resistant terminal wire

The utility model discloses a high temperature resistant terminal wire, which comprises a terminal wire body and a connecting end, a terminal inner core wire is inserted in the middle of the interior of the terminal wire body, an outer sleeve is fixedly sleeved on the outer wall of the terminal inner core wire, a waterproof layer is coated outside the outer sleeve, a conducting layer is fixedly arranged on the outer wall of the waterproof layer, and the connecting end is connected with the conducting layer. A heat transmission layer is arranged on the outer wall of the conducting layer, a heat dissipation cavity is formed between the heat transmission layer and the inner wall of the terminal wire body, a plurality of inner insertion pipes are fixedly inserted into the heat transmission layer, temperature-resistant plugs are inserted into the inner walls of the inner insertion pipes in a threaded mode, the terminal wire body is inserted into the connecting end, and a sealing base plate is bonded to one side of