In-ear hearing aid with replaceable earplugs
By incorporating an installation and adjustment structure at the connection point between the earplug and the hearing aid, the problem of earplug detachment is solved, enabling secure fixation and easy replacement of the earplug. This adapts to different ear canal sizes and improves the practicality of in-ear hearing aids.
CN223472349UActive Publication Date: 2025-10-24HEYUAN XUANYIN TECH CO LTD
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Patent Information
- Application Number
- CN202422733686.7
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-11-11
- Publication Date
- 2025-10-24
- Estimated Expiration
- 2034-11-11
Smart Images
Figure CN223472349U_ABST
Abstract
The utility model relates to the technical field of in-ear hearing aids, and provides an in-ear hearing aid with replaceable earplugs, which comprises a shell and a mounting structure, a hearing aid module is fixed in the shell, a convex ring is fixed at one end of the shell, and a round tube is mounted in the convex ring. According to the utility model, the installation structure is arranged, the circular tube and the convex ring are in threaded connection, one end of the earplug sleeves the outer side of the circular tube and abuts against one end of the convex ring, and the earplug extrudes the clamping block in the installation process, so that the movable block drives the telescopic spring to be compressed downwards; under the elastic action of a telescopic spring, a clamping block is inserted into a clamping groove so as to limit an earplug, and meanwhile, a fixing block is pressed to drive a limiting pin to be inserted into a pin hole under the action of a reset spring and a reset plate so as to fix the earplug, so that the earplug is mounted more firmly, and meanwhile, the earplug is also convenient to detach; the replacement is convenient.
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