Conference microphone with dustproof function

• Main Author: DU SONGQING
• Format: Patent
• Language: Chinese; English
• Published: 10.03.2020
• Subjects: DEAF-AID SETS; ELECTRIC COMMUNICATION TECHNIQUE; ELECTRICITY; LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKEACOUSTIC ELECTROMECHANICAL TRANSDUCERS; PUBLIC ADDRESS SYSTEMS

The utility model discloses a conference microphone with a dustproof function. Including a base, four vertical plates are symmetrically and rotationally connected to the base. Each vertical plate comprises a first rotating plate and a plurality of second rotating plates; each second rotating plate is fixedly connected with a convex plate; the first rotating plate, the second rotating plates and the two second rotating plates are rotationally connected through friction plates and fixed shafts; and a plate body is rotationally connected to the end, deviating from the base, of the vertical plate,the plate body comprises a first shielding plate, a first shielding plate and a second shielding plate, and the first shielding plate, the first shielding plate and the second shielding plate are connected through a clamping device. Through interaction of the first rotating plate, the second rotating plate, the first shielding plate, the non-slip mat, the fixed shaft, the mounting table, the convex plate, the pull rod, t