Conversion device for sound intensity detection

Abstract

The invention discloses a conversion device for sound intensity detection. The conversion device comprises a base and is characterized in that a support, a motor and a mounting plate are mounted at the top of the base, a sound collecting cylinder is mounted on the support, a circular fixing frame is mounted inside one end of the sound collecting cylinder, a rubber film is mounted inside the fixingframe, a lens is fixed at the lateral edge of the rubber film, a screw is connected to the output shaft of the motor, a sleeve sleeves the screw through a thread, a lifting block is fixed at the topend of the sleeve, one end of the lifting block is provided with a first slot, a T-shaped lamp holder is arranged in the first slot, rotary shafts are fixed on two sides of the lamp holder, the rotaryshafts are rotatably mounted on the inner wall of the first slot, and a laser lamp is mounted on the lamp holder. The conversion device can conveniently simulate sound intensity change and is helpfulto the sound pitch control ability improvement of singing practicers, applicable to general singing practice, convenient to manufacture and simple to operate.

Description

technical field [0001] The invention relates to the technical field of training equipment, in particular to a conversion device for sound intensity detection. Background technique [0002] Singing is a favorite activity of people. If you want to sing well, you must practice more. Many people who love to sing are always looking for more auxiliary equipment to help them improve. Among them, the control of voice level is one of the important skills. However, the existing singing equipment is generally a complete set of equipment, which is very expensive and cannot be afforded by ordinary people. Therefore, how to achieve the level of the simulated sound through simple equipment has become the focus of concern for ordinary singing lovers. Contents of the invention [0003] The object of the present invention is to propose a conversion device for sound intensity detection in order to solve the shortcomings in the prior art. [0004] In order to achieve the above object, the pr...

AI Technical Summary

Problems solved by technology

However, the existing singing equipment is generally a complete set of equipment, which is very expensive and cannot be afforded by ordinary people. Therefore, how to achieve the analog sound level through simple equipment has become the focus of concern for ordinary singing lovers.

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