公开(公告)号：US20240071684A1

公开(公告)日：2024-02-29

申请号：US17765260

申请日：2021-11-10

Applicant: Haihong Electric Co., Ltd. ,  Guangdong Tritype Electric Co., Ltd.

Inventor： Kaixuan XU ,  Qingning LIANG ,  Shuwei SITU ,  Yuxiang QI ,  Danju SONG ,  Wenjie FANG ,  Fei LI ,  Xueming ZHANG ,  Yucheng ZHOU ,  Wenhui FANG ,  Lizhen ZHAI ,  Yixiong LIANG ,  Huaming WANG ,  Quanan XU

IPC: H01F41/06

CPC classification number: H01F41/06

Abstract: A winding cylinder of a stereoscopic wound iron core transformer is disclosed, including an outer cylinder, an inner cylinder and a tension assembly. The outer cylinder is movably connected with the inner cylinder through a bearing assembly, and the outer cylinder rotatable around an axis of the inner cylinder. The tension assembly includes a screw, a spring and a connecting assembly. The connecting assembly includes a fixing portion, a friction portion and a transmission portion, the friction portion and the transmission portion are both arranged around the inner cylinder, and the transmission portion is fixedly connected with the outer cylinder. A side face of the inner cylinder is provided with a through hole, and the fixing portion penetrates through the through hole and is fixedly connected with the friction portion.