Transformer and assembling method thereof

US11574772B2 · kind B2 · utility

Assignee

• Delta Electronics (Shanghai) Co., Ltd. · CN

Inventors

• Yong Zeng · Shanghai, CN
• Jianxing Dong · Taoyuan, CN
• Qiang Wang · Beijing, CN
• Weijun Wang · Beijing, CN
• Teng Liu · Shanghai, CN

Key dates

• Filing date: Mar 31, 2020
• Grant date: Feb 7, 2023
• Expiry date: Aug 15, 2040

Classification

• Technology area (CPC —): General

Abstract

A transformer comprises at least two windings and each of the at least two windings includes at least one lead-out wire, and a silicone rubber heat-shrinkable sleeve is wrapped around the outer surface of the lead-out wire. The at least two windings and a portion of the silicone rubber heat-shrinkable sleeve are encapsulated in a potting box with a first potting sealant, and another portion of the silicone rubber heat-shrinkable sleeve is exposed outside of the potting box.