A device and method for estimating the durability of a membrane musical instrument

Abstract

The application discloses a kind of for membrane sounding musical instrument's estimated durability test device and method, estimated durability test device includes use time calculation module, tympanic membrane elasticity test module, sound height detection module, maintenance frequency recording module, tympanic membrane material analysis module, weight proportion calculation module, durability calculation module;For membrane sounding musical instrument's estimated durability test method includes the following steps: S1, the use time data of membrane sounding musical instrument is calculated;S2, the elasticity data of tympanic membrane in membrane sounding musical instrument is tested;S3, the decibel data of membrane sounding musical instrument is detected;S4, the maintenance frequency data of membrane sounding musical instrument is obtained by maintenance frequency recording module;S5, the material data of tympanic membrane in membrane sounding musical instrument is obtained by tympanic membrane material analysis module;S6, the proportion of each data is calculated by weight proportion calculation module;S7, the estimated durability data of membrane sounding musical instrument is calculated.

Description

TECHNICAL FIELD

[0001] The present application relates to the field of musical instruments, in particular to a kind of estimation durability test device and method for membrane sounding musical instrument. BACKGROUND

[0002] Membrane sounding musical instrument, by the membrane vibration of tight sound, it is one of five categories in modern musical instrument classification method.This kind of musical instrument is all with tensioned membrane as sound source, by knocking, friction or with acoustic wave etc. way to excite and make it vibrate and sound;Its main inclusion cylindrical drum, thick waist drum etc. various drum musical instruments;However, people in the prior art estimate its use durability by experience and the sound of membrane sounding musical instrument, it lacks judging standard, and the estimation accuracy is low, it is necessary to study a kind of membrane sounding musical instrument durability test device to solve the above problems. SUMMARY

[0003] The present application aims at the above problems, provide a kind of estimation durability test device and method for membrane sounding musical instrument, it is simple, fast and efficient.

[0004] In order to achieve the above object, the technical scheme of the present application is:

[0005] A kind of estimation durability test device for membrane sounding musical instrument, including the use time calculation module for calculating the use time of musical instrument, the drum membrane elasticity test module for detecting the elasticity of drum membrane, the sound height detection module for detecting the sound height of drum membrane beating, the maintenance frequency recording module for recording the maintenance frequency of musical instrument, the drum membrane material analysis module for detecting and analyzing the material of drum membrane, the weight proportion calculation module for calculating the proportion of each durability factor, the durability calculation module for calculating the durability of musical instrument according to each durability factor proportion;The signal output end of the use time calculation module, drum membrane elasticity test module, sound height detection module, maintenance frequency recording module, drum membrane material analysis module is connected with the signal input end of weight proportion calculation module, the signal output end of weight proportion calculation module is connected with the signal input end of durability calculation module, the signal output end of drum membrane elasticity test module is connected with the signal input end of sound height detection module.

[0006] Further, the use time calculation module includes production time unit for recording production time, calendar time unit for judging detection time, time determination unit for calculating and determining use time;The signal output end of production time unit, calendar time unit is connected with the signal input end of time determination unit, the signal output end of time determination unit is connected with the signal input end of weight proportion calculation module.

[0007] Further, the eardrum elasticity test module comprises a constant force hitting unit for constant force hitting the eardrum, a reset time detection module for detecting the eardrum reset time after hitting, a vibration frequency detection unit for detecting the eardrum vibration frequency after hitting, an amplitude detection unit for detecting the eardrum amplitude after hitting, and an eardrum elasticity calculation unit for calculating the eardrum elasticity; the signal output ends of the constant force hitting unit are connected with the signal input ends of the reset time detection module, the vibration frequency detection unit, the amplitude detection unit, and the sound height detection module respectively, the signal output ends of the reset time detection module, the vibration frequency detection unit, and the amplitude detection unit are connected with the signal input end of the eardrum elasticity calculation unit, and the signal output end of the eardrum elasticity calculation unit is connected with the signal input end of the weight proportion calculation module.

[0008] A method for estimating the durability of a membrane musical instrument, comprising the following steps:

[0009] S1, calculating the use time data of the membrane musical instrument by using a time calculation module;

[0010] S2, testing the elasticity data of the eardrum in the membrane musical instrument by an eardrum elasticity test module;

[0011] S3, detecting the decibel data of the membrane musical instrument when being hit by a constant force by a sound height detection module;

[0012] S4, obtaining the maintenance frequency data of the membrane musical instrument after production by a maintenance frequency recording module;

[0013] S5, obtaining the material data of the eardrum in the membrane musical instrument by an eardrum material analysis module;

[0014] S6, calculating the proportion of each data in the durability calculation of the membrane musical instrument by a weight proportion calculation module;

[0015] S7, calculating each data obtained in steps S1 to S5 and the proportion obtained in step S6 by a durability calculation module to obtain the estimated durability data of the membrane musical instrument.

[0016] Further, the step S2 specifically comprises the following steps:

[0017] S21, hitting the eardrum in the membrane musical instrument by a constant force hitting unit, and transmitting the sound signal generated after hitting the eardrum to a sound height detection module for sound height detection;

[0018] S22, detecting the reset time of the eardrum after hitting by a reset time detection unit to obtain eardrum reset time data;

[0019] S23, detecting the vibration frequency of the tympanic membrane after being hit by the vibration frequency detection unit, and obtaining tympanic membrane vibration frequency data;

[0020] S24, detecting the amplitude of the tympanic membrane after being hit by the amplitude detection unit, and obtaining tympanic membrane amplitude data;

[0021] S25, inputting the tympanic membrane reset time data, tympanic membrane vibration frequency data and tympanic membrane amplitude data into the tympanic membrane elasticity calculation unit for calculation, obtaining tympanic membrane elasticity data and transmitting to the weight ratio calculation module.

[0022] Compared with the prior art, the application has the advantages and positive effects that:

[0023] The application uses the time calculation module, the tympanic membrane elasticity test module, the sound height detection module, the maintenance frequency recording module and the tympanic membrane material analysis module to obtain the use time data, the elasticity data of the tympanic membrane, the decibel data of the membrane musical instrument when being hit at a constant force, the maintenance frequency data and the material data of the tympanic membrane, then calculates the weight ratio of the above data to the durability of the membrane musical instrument according to the weight ratio calculation module, and finally estimates the use durability of the membrane musical instrument through the durability calculation module; the operation is simple, convenient and fast, and has strict judgment criteria and high estimation accuracy, so that the use durability of the membrane musical instrument can be quickly and accurately estimated, and the development of the membrane musical instrument is promoted. BRIEF DESCRIPTION OF DRAWINGS

[0024] In order to more clearly illustrate the technical solutions in the embodiments of the application or the prior art, the following will briefly introduce the drawings needed to be used in the embodiments or the prior art description. Obviously, the drawings in the following description are only some embodiments of the application, and for those skilled in the art, other drawings can also be obtained from these drawings without creative labor.

[0025] Figure 1 is the framework structure diagram of the application;

[0026] Figure 2 is the framework structure diagram of the use time calculation module;

[0027] Figure 3 is the framework structure diagram of the tympanic membrane elasticity test module. DETAILED DESCRIPTION

[0028] With reference to the accompanying drawings, the technical solutions in the embodiments of the present application will be described clearly and completely. Obviously, the described embodiments are only a part of the embodiments of the present application, but not all the embodiments. Based on the embodiments of the present application, any modification, equivalent replacement, improvement, etc. obtained by those skilled in the art without creative work should be included in the protection scope of the present application.

[0029] As shown in Figure 1 , Figure 2 and Figure 3 , the present embodiment discloses a kind of for membrane sounding musical instrument, including the use time calculation module for calculating the use time of musical instrument, the tympanic membrane elasticity test module for detecting tympanic membrane elasticity, the sound height detection module for detecting tympanic membrane hitting sound height, the maintenance frequency recording module for recording the maintenance frequency of musical instrument, the tympanic membrane material analysis module for detecting and analyzing the material of tympanic membrane, the weight ratio calculation module for calculating each durability factor proportion, the durability calculation module for calculating the durability of musical instrument according to each durability factor proportion;The signal output end of the use time calculation module, tympanic membrane elasticity test module, sound height detection module, maintenance frequency recording module, tympanic membrane material analysis module is connected with the signal input end of weight ratio calculation module, the signal output end of weight ratio calculation module is connected with the signal input end of durability calculation module, the signal output end of tympanic membrane elasticity test module is connected with the signal input end of sound height detection module.

[0030] The use time calculation module includes production time unit for recording production time, calendar time unit for judging detection time, time determination unit for calculating and determining use time;The signal output end of production time unit, calendar time unit is connected with the signal input end of time determination unit, the signal output end of time determination unit is connected with the signal input end of weight ratio calculation module.

[0031] By comparing production time with detection time, it can be clearly understood that the time data experienced by membrane sounding musical instrument after production is one of the judgment factors of the durability of membrane sounding musical instrument, and the longer the time is, the lower the durability is.

[0032] The tympanic membrane elasticity test module comprises a fixed force hitting unit for hitting the tympanic membrane with a fixed force, a reset time detection module for detecting the reset time of the tympanic membrane after hitting, a vibration frequency detection unit for detecting the vibration frequency of the tympanic membrane after hitting, a vibration amplitude detection unit for detecting the vibration amplitude of the tympanic membrane after hitting, and a tympanic membrane elasticity calculation unit for calculating the elasticity of the tympanic membrane; the signal output ends of the fixed force hitting unit are connected with the signal input ends of the reset time detection module, the vibration frequency detection unit, the vibration amplitude detection unit and the sound height detection module respectively, the signal output ends of the reset time detection module, the vibration frequency detection unit and the vibration amplitude detection unit are connected with the signal input end of the tympanic membrane elasticity calculation unit, and the signal output end of the tympanic membrane elasticity calculation unit is connected with the signal input end of the weight proportion calculation module.

[0033] The tympanic membrane is the main sound producing component of a membrane musical instrument, which produces sound by vibration. Therefore, the tympanic membrane is hit with a fixed force by the fixed force hitting unit, and the reset time data, the vibration frequency data and the vibration amplitude data of the tympanic membrane are detected by the reset time detection module, the vibration frequency detection unit and the vibration amplitude detection unit. The elasticity performance data of the tympanic membrane can be obtained by estimating the elasticity performance of the tympanic membrane according to the data, and the elasticity performance data is one of the factors for judging the durability of the membrane musical instrument. The higher the elasticity performance is, the higher the durability is.

[0034] In addition, the embodiment also discloses a method for estimating the durability of a membrane musical instrument, which comprises the following steps.

[0035] S1, obtaining the use time data of the membrane musical instrument by using the time calculation module;

[0036] S2, obtaining the elasticity data of the tympanic membrane in the membrane musical instrument by the tympanic membrane elasticity test module;

[0037] S21, hitting the tympanic membrane in the membrane musical instrument with a fixed force by the fixed force hitting unit, and transmitting the sound signal generated after hitting the tympanic membrane to the sound height detection module for sound height detection;

[0038] S22, detecting the reset time of the tympanic membrane after hitting by the reset time detection unit to obtain the reset time data of the tympanic membrane;

[0039] S23, detecting the vibration frequency of the tympanic membrane after hitting by the vibration frequency detection unit to obtain the vibration frequency data of the tympanic membrane;

[0040] S24, detecting the vibration amplitude of the tympanic membrane after hitting by the vibration amplitude detection unit to obtain the vibration amplitude data of the tympanic membrane;

[0041] S25, the eardrum reset time data, eardrum vibration frequency data, eardrum amplitude data are input into the eardrum elasticity calculation unit for calculation, and the eardrum elasticity data are obtained and transmitted to the weight ratio calculation module;

[0042] S3, the sound height detection module detects the decibel data of the membrane resonance musical instrument when it is hit with constant force;

[0043] S4, the maintenance frequency data of the membrane resonance musical instrument after production is obtained through the maintenance frequency recording module;

[0044] S5, the material data of the eardrum in the membrane resonance musical instrument is obtained through the eardrum material analysis module;

[0045] S6, the weight ratio of each data in the durability calculation of the membrane resonance musical instrument is calculated through the weight ratio calculation module.

[0046] S7, the durability data of the membrane resonance musical instrument is calculated through the durability calculation module.

[0047] The application respectively obtains the use time data, the elasticity data of the eardrum, the decibel data of the membrane resonance musical instrument when it is hit with constant force, the maintenance frequency data and the material data of the eardrum by using the time calculation module, the eardrum elasticity test module, the sound height detection module, the maintenance frequency recording module and the eardrum material analysis module, then calculates the weight ratio of the above data to the durability of the membrane resonance musical instrument according to the weight ratio calculation module, and finally estimates the use durability of the membrane resonance musical instrument through the durability calculation module; the operation is simple, convenient and fast, and has strict judgment standard, high estimation accuracy, can quickly and accurately estimate the use durability of the membrane resonance musical instrument, and makes certain contribution to the development of the membrane resonance musical instrument.

Claims

1. An estimated durability test device for membrane musical instruments, characterized in that: the estimated durability test device comprises a use time calculation module for calculating the use time of the musical instrument, a membrane elasticity test module for detecting the elasticity of the membrane, a sound height detection module for detecting the sound height of the membrane after being hit, a maintenance frequency recording module for recording the maintenance frequency of the musical instrument, a membrane material analysis module for detecting and analyzing the material of the membrane, a weight ratio calculation module for calculating the proportion of each durability factor, and a durability calculation module for calculating the durability of the musical instrument according to the proportion of each durability factor; the signal output ends of the use time calculation module, the membrane elasticity test module, the sound height detection module, the maintenance frequency recording module, and the membrane material analysis module are connected to the signal input end of the weight ratio calculation module, the signal output end of the weight ratio calculation module is connected to the signal input end of the durability calculation module, and the signal output end of the membrane elasticity test module is connected to the signal input end of the sound height detection module. The use time calculation module comprises a production time unit for recording the production time, a calendar time unit for judging the detection time, and a time determination unit for calculating and determining the use time; the signal output ends of the production time unit and the calendar time unit are connected to the signal input end of the time determination unit, and the signal output end of the time determination unit is connected to the signal input end of the weight ratio calculation module. The membrane elasticity test module comprises a constant force hitting unit for hitting the membrane with a constant force, a reset time detection module for detecting the reset time of the membrane after being hit, a vibration frequency detection unit for detecting the vibration frequency of the membrane after being hit, an amplitude detection unit for detecting the amplitude of the membrane after being hit, and a membrane elasticity calculation unit for calculating the elasticity of the membrane; the signal output end of the constant force hitting unit is connected to the signal input ends of the reset time detection module, the vibration frequency detection unit, the amplitude detection unit, and the sound height detection module, the signal output ends of the reset time detection module, the vibration frequency detection unit, and the amplitude detection unit are connected to the signal input end of the membrane elasticity calculation unit, and the signal output end of the membrane elasticity calculation unit is connected to the signal input end of the weight ratio calculation module.

2. An estimated durability test method for membrane musical instruments, which is implemented by the estimated durability test device for membrane musical instruments according to claim 1, characterized in that: the method comprises the following steps: S1. Calculating the use time data of the membrane musical instrument by the use time calculation module; S2. Testing the elasticity data of the membrane in the membrane musical instrument by the membrane elasticity test module; S3. Detecting the decibel data of the membrane musical instrument when being hit with a constant force by the sound height detection module; S4. Obtaining the maintenance frequency data of the membrane musical instrument after being produced by the maintenance frequency recording module; S5. Obtaining the material data of the membrane in the membrane musical instrument by the membrane material analysis module. ​ ​ S6, calculating the proportion of each data in the durability calculation of the membrane musical instrument through the weight proportion calculation module; S7, calculating the estimated durability data of the membrane musical instrument through the durability calculation module based on the data obtained in steps S1-S5 and the proportion obtained in step S6.

3. The estimated durability test method for membrane musical instruments according to claim 2, characterized in that: Step S2 specifically comprises the following steps: S21, performing constant force hitting on the drum membrane in the membrane musical instrument through the constant force hitting unit, and transmitting the sound signal generated after hitting the drum membrane to the sound height detection module for sound height detection; S22, detecting the reset time of the drum membrane after hitting through the reset time detection unit to obtain drum membrane reset time data; S23, detecting the vibration frequency of the drum membrane after hitting through the vibration frequency detection unit to obtain drum membrane vibration frequency data; S24, detecting the amplitude of the drum membrane after hitting through the amplitude detection unit to obtain drum membrane amplitude data; S25, inputting the drum membrane reset time data, drum membrane vibration frequency data, and drum membrane amplitude data into the drum membrane elasticity calculation unit for calculation to obtain drum membrane elasticity data and transmitting the data to the weight proportion calculation module.

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