A mask-type sound insulation device

Abstract

The invention relates to the field of sound devices, in particular to a mask-type sound insulation device. A mask-type sound insulate device includes a mask body, ventilating device and electrical circuit device, A mask body comprise a cover plate, a side baffle plate and a transverse baffle plate, wherein that side baffle plate is rotatably connected with the cover plate, the transverse baffle plate is arranged on the upper and lower side of the cover plate and vertically arranged with the cover plate, a ventilating device is arranged on the outer side of the cover plate and close to the sidebaffle plate, a circuit device is arranged on the inner side of the cover plate, and the circuit device and the ventilating device are respectively arranged on the left and right sides of the cover plate. The invention can effectively reduce the sound decibels generated in the call process, At that same time, the whole device can be disassemble so as to be convenient for the user to carry and use. The invention can prevent the noise generated by the speak when making a phone call from affecting the surrounding crowd, ensure the high quality and fluency of the conversation in the use process,block the sound of the speaker from spreading to the surrounding environment, and also prevent the sound of the surrounding from entering the headset to affect the call quality.

Description

technical field [0001] The invention relates to the technical field of sound devices, in particular to a mask type sound insulation device. Background technique [0002] In today's society where communication tools are widely used, according to the survey, the average number of calls per person per day is about 2, and the average call time is about 40 seconds. In China, about 1.5 billion call minutes can be generated every day, but then The problems brought about are also inevitable. People often cannot choose a suitable place or time to communicate with the caller. When the communication volume is too loud, it will cause noise pollution to the people around, especially in places like libraries or dormitories. At the same time , some people want to keep their privacy during the call, and don't want their conversation to be eavesdropped by others. Contents of the invention [0003] (1) Technical problems to be solved [0004] In order to solve the above-mentioned problems...

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Problems solved by technology

[0002] In today's society where communication tools are widely used, according to the survey, the average number of calls per person per day is about 2, and the average call time is about 40 seconds. In China, about 1.5 billion call minutes can be generated every day, but then The problems brought about are also inevitable. People often cannot choose a suitable place or time to communicate with the caller. When the communication volume is too loud, it will cause noise pollution to the people around, especially in places like libraries or dormitories. At the same time , some people want to keep their privacy while talking, and don't want their conversations to be eavesdropped by others

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