公开(公告)号：US20240087827A1

公开(公告)日：2024-03-14

申请号：US18261536

申请日：2022-01-13

申请人： Xiamen Hongfa Electric Power Controls Co., Ltd.

发明人： Shuming ZHONG ,  Zhongbo HE ,  Yan CHI ,  Wenguang DAI

IPC分类号： H01H50/24

CPC分类号： H01H50/24 ,  H01H2050/367

摘要： A hinge type bistable magnetic circuit structure, including a coil assembly, an L-shaped armature, an L-shaped yoke and a permanent magnet the L-shaped armature is configured on a side of the L-shaped yoke after rotating 180 degrees, and the two are together formed a frame-shaped profile, at two opposite diagonals of the frame-shaped profile, a junction is provided with a pre-set first gap; the L-shaped yoke includes a first and a second yoke portion, the coil assembly is arranged at and cooperated with the first yoke portion, one end of the permanent magnet is connected with the first yoke portion; the L-shaped armature includes a first and a second armature portion, the first armature portion is configured to cooperated with the other end of the permanent magnet so as to be able to perform a seesaw type movement, thereby forming a bistable magnetic circuit.