a sleeping earplug

Abstract

The invention provides a sleeping earplug, which comprises a first hanging rack rod, a first rotating shaft, a second hanging rack rod, a second rotating shaft, a third hanging rack rod, ear plug cotton, a rack, a motor, a round gear, a first position limiting groove, a lower cover, a spring and a reverse hook, wherein the first hanging rack rod is connected with the second hanging rack rod through the first rotating rod; and the second hanging rack rod is connected with the third hanging rack rod through the second rotating shaft. According to the design, a user folds a hanging rack, so that the occupied space of the ear-wearing type sleeping earplug is reduced; the rack is arranged at the lower end of the earplug cotton; the first position limiting groove is assembled at the left end of the rack; the round gear is fixed at the right end of the rack; and the round gear is arranged at the front end of the motor. According to the design, the motor drives the earplug cotton to extend and retract; the reverse hook is arranged at the left end of the lower cover; and the spring is arranged at the right end of the reverse hook. By using the design, the user can realize the replacement of the earplug cotton by opening the lower cover. The sleeping earplug has the advantages that the use is convenient; the universality is high; the stability is high; and the replacement is convenient.

Description

Technical field [0001] The invention is a sleeping earplug, which belongs to the field of household articles. Background technique [0002] In the prior art, sleep earplugs are a kind of noise-proof earplugs, and the noise-proof earplugs are generally made of silica gel or low-pressure foam molding material and high elastic polyester material. After being inserted into the ear canal, it is in close contact with the external ear canal to isolate the sound from entering the middle ear and inner ear to achieve the purpose of sound insulation, so that people can get a quiet rest or working environment. The characteristics of sleep earplugs are soft, comfortable and durable, with higher quality requirements, and more suitable for long-term wear and daily sleep use. [0003] The existing ear-hook sleep earplugs cannot be automatically retracted when in use, which consumes manpower. The hanger of the existing ear-hook sleep earplugs is fixed and cannot be folded, which makes it difficult...

AI Technical Summary

Problems solved by technology

[0003] The existing ear-hook sleep earplugs cannot be automatically retracted when in use, which is labor-intensive. The hanger of the existing ear-hook sleep earplugs is fixed and cannot be folded, which makes the ear-hook sleep earplugs not easy to store and often has nowhere to put them , the existing ear-hook sleep earplugs cannot replace the earplugs, resulting in earplugs being discarded directly after long-term use, resulting in waste

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