Earplug

Abstract

An earplug comprises an invisible handle and an earplug body, sound transmission channels are formed in the invisible handle and the earplug body, a sound channel on-off controller is arranged on theedge of the invisible handle and connected with a rotating shaft, a circuit board is arranged on the invisible handle, and the circuit board is connected with a power source. When a user enters an environment with large noise, the sound channel on-off controller can be rotated or moved, the sound channel connection and disconnection controller blocks the sound transmission channel and controls noise to enter ears of a user, and when the user needs to listen to speaking of others, the sound channel connection and disconnection controller can be rotated or moved to be far away from an opening ofthe sound transmission channel, so that the sound transmission channel is kept unblocked, and the user can listen to speaking of others normally; when someone shouts the name of the user, the earphone can play the sound of the shouter to the user, so that the user is prevented from being incapable of hearing other people to shout himself / herself, and the user is ensured to reply to other people in time.

Description

technical field

[0001] The invention relates to a plug, in particular to an earplug. Background technique

[0002] In many noisy factories or any place where there is a lot of noise, people habitually wear earplugs, which can prevent noise from entering the ears and protect their hearing to prevent hearing loss. When people sleep, if it is very noisy outside the window, a quiet sleep environment cannot be guaranteed, and people are difficult to fall asleep. At this time, people usually choose to wear earplugs to ensure that the environment for their sleep is quiet. When waiting at the airport or the high-speed train lane, when the car passes by, there will be negative pressure, and our ears may temporarily experience tinnitus, so people can choose to wear earplugs to prevent similar situations from happening. However, although present earplugs can help users prevent sound from entering the ears and give users a quiet environment, it is troublesome to take off or put on the ...

Images