Contact system and automatic transfer switch

• Main Authors: HWANG HYUN-HA, GUO DEXIN, HUANG WENTI
• Format: Patent
• Language: Chinese; English
• Published: 18.04.2023
• Subjects: BASIC ELECTRIC ELEMENTS; ELECTRIC SWITCHES; ELECTRICITY; EMERGENCY PROTECTIVE DEVICES; RELAYS; SELECTORS

Provided are a contact system and an automatic change-over switch, the automatic change-over switch comprises the contact system, the contact system comprises a contact support and a moving contact arranged on the contact support, two ends of the moving contact are respectively provided with a moving contact matched with a static contact, the contact support is used for driving the moving contact to rotate, and the moving contact is arranged on the contact support. The contact support is arranged on the movable contact, a movable contact point on the movable contact is in contact with a corresponding static contact point, the two rotating shafts are respectively connected with the two ends, provided with the movable contact point, of the movable contact, and the contact support is provided with two sliding grooves respectively matched with the two rotating shafts and two elastic pieces respectively driving the two rotating shafts to abut against the corresponding sliding grooves for limiting. When the contact