Multifunctional sound amplification device for teaching

Abstract

The invention discloses a multifunctional sound amplification device for teaching. The multifunctional sound amplification device for teaching comprises a sound amplification holder device, the soundamplification holder device is mounted at an upper part of four sides in a classroom, a sound amplification device is arranged in the sound amplification holder device, a microphone device matched with the sound amplification device is also arranged, a control switch device is arranged beside a blackboard at a front surface in the classroom, a noise detection device is arranged on a lateral surface in the classroom, a sound control device is arranged beside a sound amplification sound device, a lifting control device is arranged at a lower part of the sound amplification holder device, the lifting control device comprises a lifting bottom plate, the lifting bottom plate is fixedly mounted on a wall, the lateral surface of the lifting base plate is provided with a lifting button, a liftingcontrol chip is arranged in the lifting button, and the lifting control chip is in control connection with a linear motor. The multifunctional sound amplification device for teaching provided by the invention has the beneficial effects of simple structure and high practicability.

Description

technical field [0001] The invention relates to the related field of teaching equipment, in particular to a multifunctional sound amplifying device for teaching. Background technique [0002] The existing classrooms are very large and there are many students. It is not good for the teacher to teach only by voice. The students in the back row of the classroom cannot hear the content of the teacher's lectures clearly, and are prone to distraction and reduce learning efficiency. Therefore, an auxiliary device is needed to solve the above problems. question. Contents of the invention [0003] The purpose of the present invention is to solve the above-mentioned problems, and has designed a kind of multifunctional loudspeaker device that is used for teaching. [0004] To achieve the above object, the technical solution of the present invention is, a multifunctional sound amplifying device for teaching, including a sound amplifying bracket device, the sound amplifying bracket de...

AI Technical Summary

Problems solved by technology

[0002] The existing classrooms are very large and there are many students. It is not good for the teacher to teach only by voice. The students in the back row of the classroom cannot hear the content of the teacher's lectures clearly, and are prone to distraction and reduce learning efficiency. Therefore, an auxiliary device is needed to solve the above problems. question

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