Head of a bed calling device convenient to fixed microphone

The utility model discloses a head of a bed calling device convenient to fixed microphone, including the calling set host computer, the lateral wall of calling set host computer is connected with themicrophone through the installation piece, and is equipped with control panel on the lateral wall of calling set host computer, the upside lateral wall of installation piece is equipped with the ascending recess of opening, and inserts the movable block that is equipped with vertical setting in the recess, be equipped with the mounting groove that position and groove phase correspond on the lateral wall of microphone, be equipped with two gears through the pivot symmetry in the mounting groove, and two gears are located the both sides lateral wall of movable block, two all be equipped with theswinging arms on the lateral wall of gear, the one end that the gear was kept away from to the swinging arms is equipped with anchor clamps. The utility model discloses simple structure, convenient operation, the microphone s