A double power supply change-over switch

The utility model provides a double power supply change-over switch, includes switch plate, power contact, conversion equipment, its characterized in that respectively there are two contacts of same power at the both ends of switch plate, said conversion equipment is at the middle part of switch plate, and conversion equipment is T type structure, and the axle switches through in its handle portion, and handle portion another section after the pivot is the connecting rod, the horizontal contact arm of connecting rod, and feeler lever end overhead has metal contact-piece the utility model discloses a two contacts respectively have two contacts of same power at the both ends of switch plate, and through the handle operation, when the one end position is arranged in to the feeler lever, two contacts at metal contact-piece and this end on the end switch on, should hold the power to put through, when other end position was arranged in to the feeler lever, the metal contact-piece on the end held two contacts to switch on with other, the switch-on of other end power, when placing the intermediate position in, both sides do not switch on the utility model is suitable for a ON-OFF control circuit technical field.