High-voltage programmed switch

A high-voltage programmed switch comprises a stepping motor, a switch shell and a switch component installed in the switch shell, the stepping motor is fixedly installed on the switch shell, a motor shaft on the stepping motor drives the switch component to act, and the high-voltage programmed switch is characterized in that the switch component comprises a rotating shaft, a contact disc, a rotating arm and a power transmission disc, the rotating shaft is sequentially sleeved with the contact disc, the rotating arm and the power transmission disc, and the motor shaft drives the rotating shaft to rotate; the contact disc is fixed in the switch shell, a plurality of contacts are arranged on the contact disc, and the contacts are electrically connected with the negative electrode of the power supply; the power transmission disc is fixed in the switch shell, a power transmission ring and a power receiving electrode are arranged on the power transmission disc, and the power receiving electrode is electrically conn