Contact separation structure for realizing electrical connection

The utility model discloses a contact separation structure used for realizing electrical connection, comprising a shielding member, a first side of the shielding member is provided with an electrical connection member, a second side of the shielding member is provided with a target member, the shielding member is provided with a gap, and the shielding member can move in a first moving path. Compared with the prior art, by arranging the shielding piece and utilizing the movement of the shielding piece on the first moving path, the developing box and the power supply unit on the printer body establish a power-on circuit, power is provided for the operation of the developing box, and the developing box communicates with hardware facilities on the printer body; the printer developing box can solve the problems of power supply and communication of the printer developing box, and also has the function of controlling connection and disconnection of the developing box and the printer body. When the developing box nee