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Electromagnetic repulsion coil based on micro-arc oxidation mode

A technology of electromagnetic repulsion and micro-arc oxidation, which is applied in the direction of coils, power devices and circuits inside switches, and can solve the problems of large mechanical shocks of coils and their insulating envelopes, and threats to mechanical and insulation reliability.

Active Publication Date: 2020-10-30
XI AN JIAOTONG UNIV
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  • Abstract
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Problems solved by technology

[0002] Due to the higher closing and opening speed of the electromagnetic repulsion mechanism, the coil and its insulation package face greater mechanical impact, and the mechanical and insulation reliability are greatly threatened
[0003] For this reason, it is necessary to design an electromagnetic repulsion coil to better solve the shortcomings of the electromagnetic repulsion coil in terms of electrical insulation and mechanical strength.

Method used

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  • Electromagnetic repulsion coil based on micro-arc oxidation mode
  • Electromagnetic repulsion coil based on micro-arc oxidation mode

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Embodiment Construction

[0015] The present invention is described in further detail below in conjunction with accompanying drawing:

[0016] refer to figure 1 and figure 2 , the electromagnetic repulsion coil based on the micro-arc oxidation method of the present invention includes a valve metal disc, wherein a guide hole is provided at the center of the valve metal disc, and a gap is opened on the valve metal disc, wherein, A ceramic oxide layer 2 is grown in-situ in the gap and on the surface of the valve metal disc, and the gap is filled with silica gel 3 . Specifically, the gap has a spiral structure from inside to outside.

[0017] The inner wall of the guide hole is provided with an inner edge soft connection installation hole 6, an inner edge soft connection installation hole 6 is inserted with an inner edge soft connection line 8, and an outer edge soft connection installation hole 7 is provided on the outer peripheral surface of the valve metal disc , wherein, an outer edge flexible conne...

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Abstract

The invention discloses an electromagnetic repulsion coil based on a micro-arc oxidation mode. The coil comprises a valve metal disc, a guide hole is formed in the center of the valve metal disc, a gap is formed in the valve metal disc, ceramic oxide layers are arranged in the gap and on the surface of the valve metal disc, the gap is filled with silica gel, and the coil is excellent in electricalinsulation performance and mechanical strength.

Description

technical field [0001] The invention belongs to the technical field of high-voltage switches, and relates to an electromagnetic repulsion coil based on a micro-arc oxidation method. Background technique [0002] Due to the higher closing and opening speeds of the electromagnetic repulsion mechanism, the coil and its insulation package face greater mechanical impact, and the mechanical and insulation reliability are greatly threatened. [0003] Therefore, it is necessary to design an electromagnetic repulsion coil to better solve the shortcomings of the electromagnetic repulsion coil in terms of electrical insulation and mechanical strength. Contents of the invention [0004] The object of the present invention is to overcome the above-mentioned shortcomings of the prior art, and provide an electromagnetic repulsion coil based on a micro-arc oxidation method, which has excellent electrical insulation performance and mechanical strength. [0005] In order to achieve the abo...

Claims

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Application Information

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Patent Type & Authority Applications(China)
IPC IPC(8): H01H3/28H01F5/06H01F5/04
CPCH01H3/28H01F5/06H01F5/04
Inventor 翟小社王建华耿英三姚晓飞
Owner XI AN JIAOTONG UNIV
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