A resin impregnation device for nanocrystals

By using a stirring component and a circulation component in the nanocrystalline resin impregnation device, the problems of uneven penetration and air bubbles in the nanocrystalline magnetic core were solved, achieving uniform resin penetration and air bubble removal, and improving the mechanical properties of the nanocrystalline magnetic core.

CN224641458UActive Publication Date: 2026-08-18DONGGUAN XINLONGJING TECHNOLOGY CO LTD
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Patent Information

Application Number
CN202521987590.1
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-09-16
Publication Date
2026-08-18
Estimated Expiration
2035-09-16

AI Technical Summary

Technical Problem

Nanocrystalline magnetic cores suffer from uneven penetration and air bubbles affecting impregnation quality during resin impregnation.

Method used

The system employs a combination of a stirring assembly and a circulation assembly, along with a vacuum pump. The stirring paddle generates shear force, and the circulation pump works to ensure uniform resin penetration and eliminate air bubbles. An electric heating element is used to maintain the temperature.

Benefits of technology

This method achieves uniform resin penetration into the nanocrystalline magnetic core, improves impregnation quality, eliminates bubble defects, and enhances the mechanical strength and vibration resistance of the magnetic core.

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Abstract

This utility model relates to the field of nanocrystal processing technology and discloses a resin impregnation device for nanocrystals. The device includes an impregnation tank with a sealing cap. An immersion chamber is located inside the tank, containing a stirring assembly and a circulation assembly. The stirring assembly includes multiple stirring paddles. A fixed frame is located at the bottom of the immersion chamber, and a rotating shaft is rotatably connected to the fixed frame. The stirring paddles are arranged in a circular array on the rotating shaft. A rotating shaft is rotatably connected to the sealing cap, and a motor is mounted on the sealing cap. One end of the rotating shaft is connected to the output end of the motor. A slot is formed at the top of the rotating shaft, and a locking element that mates with the slot is located at the bottom of the rotating shaft. The circulation assembly includes a circulation pump fixed to the outside of the impregnation tank. Liquid pipes one and two are connected to the circulation pump, respectively connecting to the bottom and top of the impregnation tank. The stirring and circulation assemblies overcome penetration resistance and more thoroughly remove air bubbles, improving the uniformity and quality of impregnation.
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