A electronic type string key mechanism for telephone terminal

The utility model relates to an electronic communication's technical field discloses an electronic type string key mechanism for telephone terminal, including microphone, frame and signal processing unit, install the strong magnet in the microphone, the interior embedding of trench that is used for on the frame placing the microphone has the magnetic switch corresponding with the strong magnet, and magnetic switch converts electric signal state into according to the magnetism signal state who detects, signal processing unit includes internal electric source and relay, the coil both ends of magnetic switch, relay connect to form the return circuit with the internal electric source with the wire respectively, have solved that the current easy maloperation of phone on -hook, the appression ofmicrophone own require and the comparatively complicated problem of inner structure design. 本实用新型涉及电子通信的技术领域，公开了种用于电话终端的电子式挂机键机构，包括话筒、机座以及信号处理单元，所述话筒内安装有强磁铁，机座上用于放置话筒的槽位内嵌入有与强磁铁相对应的磁性开关，磁性开关根据检测到的磁信号状态转换为电信号状态；所述信号处理单元包括内部电源