A smart robot, including a speaker structure and a housing, is provided. The speaker structure is disposed in the housing and includes a plate, a speaker, and a conical acoustic reflector, assembled in the housing. The speaker structure includes a speaker grille, first and second stages extending into the housing. The speaker grille is disposed at the housing and between the first stage and second stages, and surrounds an axis. The plate is assembled to the first stage. The speaker is assembled to the plate. The conical acoustic reflector is disposed on the second stage. The conical acoustic reflector and the speaker are disposed along the axis and face each other. Each of the speaker and the conical acoustic reflector is symmetrical about the axis. A sound wave generated by the speaker is transmitted out of the housing from the speaker grille after being reflected via the conical acoustic reflector.


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    Title :

    SPEAKER STRUCTURE AND SMART ROBOT


    Contributors:

    Publication date :

    2021-09-30


    Type of media :

    Patent


    Type of material :

    Electronic Resource


    Language :

    English


    Classification :

    IPC:    H04R LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS , Lautsprecher, Mikrofone, Schallplatten-Tonabnehmer oder ähnliche akustische, elektromechanische Wandler / B25J Manipulatoren , MANIPULATORS / B62D MOTOR VEHICLES , Motorfahrzeuge



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