Circular detachable receiver dust screen

The utility model relates to communication equipment. The utility model relates to a dustproof net, in particular to a circular detachable receiver dustproof net. The utility model aims to solve the problems that a traditional mobile phone receiver dust screen is exposed in the air for a long time and dust in the air is gathered on the surface of the receiver screen; therefore, the normal soundingof the receiver is influenced. The mobile phone receiver dustproof net comprises a first clamping ring used for installing the dustproof net, a fixing seat used for fixing the first clamping ring anda second clamping ring used for locking the dustproof net, the structure of a traditional mobile phone receiver dustproof net is improved, and on the premise that the operation convenience is not affected, the use convenience is improved, and the dustproof capacity is improved. 本实用新型涉及通讯设备，尤其涉及一种圆形可拆卸听筒防尘网，旨在解决传统手机听筒防尘网长期暴露在空气中导致空气中的灰尘聚集在听筒网的网面上，从而影响听筒的正常发音的问题，包括用于安装防尘网的第一卡环、用于固定第一卡环的固定座、用于锁定防尘网的第二卡环，本实用新型对传统的手机听筒防尘网进行结构改