Invention Grant
- Patent Title: High-voltage DC relay having a movable piece
-
Application No.: US17964726Application Date: 2022-10-12
-
Publication No.: US12002641B2Publication Date: 2024-06-04
- Inventor: Shuming Zhong , Wenguang Dai , Zhuxiong Wu
- Applicant: Xiamen Hongfa Electric Power Controls Co., Ltd.
- Applicant Address: CN Xiamen
- Assignee: Xiamen Hongfa Electric Power Controls Co., Ltd.
- Current Assignee: Xiamen Hongfa Electric Power Controls Co., Ltd.
- Current Assignee Address: CN Xiamen
- Agency: Wolf, Greenfield & Sacks, P.C.
- Priority: CN 1910424887.X 2019.05.21 CN 1910425782.6 2019.05.21
- Main IPC: H01H50/58
- IPC: H01H50/58 ; H01H50/02 ; H01H50/14 ; H01H50/54 ; H01H50/64

Abstract:
A high-voltage DC relay of the present disclosure, including a housing, two main lead-out terminals, a main movable piece and a pushing rod component; and the relay further including two auxiliary lead-out terminals, an auxiliary movable spring, and an insulating partition plate, the insulating partition plate is disposed in a vertical plane on a side of the main movable piece, the auxiliary movable spring is on a side of the insulating partition plate opposite the main movable piece, and is disposed along the vertical direction, the insulating partition plate is configured to completely isolate the main movable piece and the auxiliary movable spring; the auxiliary movable spring is insulated from the movable assembly and fixed to the movable assembly through the insulating partition plate, so as to follow a movement of the movable assembly to achieve bridging with the two auxiliary lead-out terminals.
Public/Granted literature
- US20230029524A1 HIGH-VOLTAGE DC RELAY Public/Granted day:2023-02-02
Information query