Contact structure, change-over switch and power distribution equipment

The utility model provides a contact structure, a change-over switch and power distribution equipment, and relates to the technical field of change-over switch electrical appliances, the contact structure comprises a static contact and a moving contact, the moving contact is provided with a contact end matched with the static contact for closing and opening, and when the moving contact is in an opening position, one side, close to the static contact, of the contact end is provided with a first arc striking part protruding towards the static contact; and the first arc striking part is gradually shrunk towards the center direction of the moving contact along the contact end. The first arc striking part is arranged at the contact end of the moving contact, and when the moving contact is located at the opening position, the first arc striking part is arranged on the side, close to the static contact, of the contact end and protrudes towards the static contact, so that an arcing point can be far away from the cent