Invention Grant
US09129739B2 Resin-molded stereo wound-core dry-type amorphous alloy transformer
有权
树脂模制立体绕线干式非晶合金变压器
- Patent Title: Resin-molded stereo wound-core dry-type amorphous alloy transformer
- Patent Title (中): 树脂模制立体绕线干式非晶合金变压器
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Application No.: US13696395Application Date: 2011-10-31
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Publication No.: US09129739B2Publication Date: 2015-09-08
- Inventor: Kaixuan Xu , Xianqing Guo
- Applicant: Kaixuan Xu , Xianqing Guo
- Applicant Address: CN Kaiping, Guangdong Province
- Assignee: HAIHONG ELECTRIC CO., LTD
- Current Assignee: HAIHONG ELECTRIC CO., LTD
- Current Assignee Address: CN Kaiping, Guangdong Province
- Agency: Loginov & Associates, PLLC
- Agent William A. Loginov
- Priority: CN201110139968 20110527
- International Application: PCT/CN2011/081587 WO 20111031
- International Announcement: WO2012/163036 WO 20121206
- Main IPC: H01F27/26
- IPC: H01F27/26 ; H01F5/04 ; H01F27/28 ; H01F27/24 ; H01F30/08 ; H01F30/12 ; H01F27/32

Abstract:
The patent discloses a resin-molded stereo wound-core dry-type amorphous alloy transformer, belonging to the field of power equipment. The resin-molded stereo wound-core dry-type amorphous alloy transformer disclosed is characterized in its stereo wound-core structure. Three lower yokes are provided on a welded base of a lower clamp, and an upper clamp and a lower clamp are connected with each other by press screws. Its low-voltage windings are with a foil-wound or cylindrical structure, while its high-voltage windings are wound with oxygen-free copper wires wrapped in NOMEX® paper and processed through vacuum pressure impregnation. In addition, several upper and lower padding blocks are involved to support and compress the high-voltage and low-voltage windings, so that the product is formed in a rigid stereo frame structure.
Public/Granted literature
- US20140002229A1 Resin-molded stereo wound-core dry-type amorphous alloy transformer Public/Granted day:2014-01-02
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