Fixed and optimized disconnecting switch

The utility model discloses a fixed and optimized isolating switch, the back of a conducting electrode is arranged at the bottom in a mounting window, the upper surface of the conducting electrode is provided with an electrode connecting structure, one end of a spiral spring in the length direction is fixedly connected to the electrode connecting structure, the other end of the spiral spring is limited by the top of the mounting window, and the conducting electrode is provided with an electrode alignment structure. A rod alignment structure corresponding to the electrode alignment structure is arranged at the bottom of the mounting window, and the electrode alignment structure and the rod alignment structure are movably matched in the length direction; according to the fixed and optimized isolating switch provided by the utility model, one end of the spiral spring in the length direction is fixedly connected to the electrode connecting structure, so that the spiral spring cannot be separated from the electrod