An easy-to-fix earphone

Abstract

The invention discloses an earphone which is easy to fix, which comprises a shell and a connecting wire. A groove is opened through the shell, and an earplug is sealed and slidably connected to the groove, and a cavity is opened in the earplug. A telescopic block is connected to the cavity, and one end of the telescopic block penetrates the inner wall of the cavity and is fixedly connected with the shell. The cavity is provided with an air outlet and an air outlet respectively on the side wall and the top wall of the earplug near the telescopic block. The exhaust port and the air outlet are respectively connected with one-way valves in opposite directions. The telescopic block is covered with a T-shaped slider, and the side wall of the cavity is provided with a chute in cooperation with the T-shaped slider. The advantage is that: when the earphone is used, the ear canal will be red, swollen and heated due to wearing the earphone for a long time.

Description

technical field [0001] The invention relates to the technical field of earphones, in particular to an earphone that is easy to fix. Background technique [0002] Headphones are a pair of conversion units that accept electrical signals from a media player or receiver and convert them into audible sound waves using speakers close to the ears. Headphones are generally detachable from the media player and connected with a plug. The advantage is that you can listen to the audio alone without affecting others; it can also isolate the sound of the surrounding environment, which is very helpful for people who use it in noisy environments such as recording studios, bars, travel, and sports. Earphones were originally used on telephones and radios, but with the popularity of portable electronic devices, earphones are mostly used in mobile phones, walkmans, radios, portable video games and digital audio players. [0003] However, in the prior art, because the earphone is in the state ...

AI Technical Summary

Problems solved by technology

[0004] The purpose of the present invention is to solve the problem in the prior art that the earphone directly boosts the audio frequency and inputs it into the ear, which will cause irreversible hearing damage under long-term use, and easily cause ear discomfort, causing redness, swelling and heat in the ear. Based on this, the present invention designs a kind of earphone that is convenient to fix and protect hearing

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