Sweat-proof hearing aid

By designing a drainage mechanism on the hearing aid and using a fluoropolymer coating to collect and drain sweat, the problem of sweat corroding electronic components is solved, thus extending the lifespan of the hearing aid.

CN224249845UActive Publication Date: 2026-05-15BOYIN HEARING TECH (SHANGHAI) CO LTD
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Patent Information

Application Number
CN202521209070.8
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-06-12
Publication Date
2026-05-15
Estimated Expiration
2035-06-12

AI Technical Summary

Technical Problem

Sweat can easily get inside the ear-hook hearing aid, corroding electronic components and affecting the hearing aid's performance and lifespan.

Method used

A sweat-proof hearing aid was designed, employing a flow guiding mechanism including a support rod, a flow guiding shell, a support plate, a round tube, a limiting plate, and a compression bolt. A fluoropolymer coating is used to cause sweat to condense and flow away along a specific path, preventing sweat from entering the hearing aid's interior.

Benefits of technology

It effectively prevents sweat from entering the hearing aid, thus extending the lifespan of the hearing aid.

✦ Generated by Eureka AI based on patent content.
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Abstract

The utility model relates to the technical field of hearing aids, in particular to a sweat-proof hearing aid, which comprises a hearing aid provided with earplugs. The hearing aid is provided with a flow guide mechanism, the flow guide mechanism comprises a supporting rod and a flow guide shell, one end of the supporting rod is fixedly connected with a supporting plate, the supporting plate is fixedly connected with a round pipe, one end of the round pipe is fixedly connected with a limiting plate, and a pressed groove is formed in the middle of the limiting plate. The hearing aid is characterized in that the supporting plate is provided with a circular tube, the supporting plate is provided with an extrusion bolt, the position of the supporting plate corresponding to the circular tube is in threaded connection with the extrusion bolt, the outer wall of the flow guide shell is provided with a connecting groove, and the position of the outer wall of the flow guide shell corresponding to the connecting groove is provided with a limiting groove. Therefore, a solid protective barrier is built for the hearing aid, and the service life of the hearing aid is greatly prolonged.
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