73 results about "Artificial mouth" patented technology

The invention discloses a batch testing method for finished products of bluetooth earphones, aiming to provide a batch testing method for finished products of bluetooth earphones with high test efficiency and favorable for the batch production of bluetooth earphones. The computer controls the scanning device to scan the bluetooth address of the bluetooth headset, and controls the automatic pairing and automatic connection of the bluetooth adapter and the bluetooth headset according to the scanned bluetooth address; automatically controls the artificial mouth and the artificial ear to the speaker output frequency of the bluetooth headset through the test computer. Test the sound and echo sound; output the test result and display it. The invention also discloses a batch testing system for finished products of bluetooth earphones. The invention can be used for batch testing of finished products of bluetooth earphones.

The invention discloses a method for calibrating an audio measurement and control system, which comprises the following steps: searching the current test configuration and automatically performing calibration on a microphone test system or a loudspeaker test system. The calibration on the microphone test system comprises the following steps sequentially: calibrating a reference microphone to obtain the sensitivity of the reference microphone; and calibrating an artificial mouth to calibrating the sound pressure level of the artificial mouth to a preset range. The method does not need an operator to judge calibration items to be carried out currently or know well about an acoustic product or an acoustic instrument. The method is simple and convenient to use. The calibration on the microphone test system comprises performing the calibration on the reference microphone at first automatically and then performing the calibration on the artificial mouth, and does not need the operator to perform the selection between the calibration on the reference microphone and the calibration on the artificial mouth, thus the accuracy of the calibration result is ensured and the quality management and control quality of a factory product is provided.

The invention relates to a method for measuring lip sticking force of cigarette tipping paper, and belongs to the technical field of analysis and detection. According to the method, bonded tipping paper and artificial mouthpiece leather are clamped between two clamps through artificial saliva, the two clamps do relative motion, and force value changes in the test process are collected through a force value sensor and a displacement sensor. The bonding area of the tipping paper and the artificial mouth skin is divided by the tested maximum stripping force to obtain the lip bonding force of thecigarette tipping paper in unit area. The method can accurately quantify the adhesive force of the cigarette tipping paper to the lips, subjective factor influences and difference characterization caused by traditional artificial sensory evaluation can be avoided, the method is more objective and efficient, has good repeatability, high sensitivity and simple operation, and has advantages in material admission, quality control and product upgrading in the tobacco industry.

The invention provides an automatic intelligent TWS Bluetooth earphone test system, which comprises a computer in which upper computer software is installed in advance, wherein the upper computer software controls the working state of a Bluetooth earphone to be tested by sending an instruction; two shielding boxes which independently test the Bluetooth earphone in parallel, wherein at least one Bluetooth adapter is arranged in each shielding box, and the computer communicates with the Bluetooth earphone to be tested through the Bluetooth adapters and transmits audio data to the Bluetooth earphone to be tested through the Bluetooth adapters; and two test jigs which are arranged the shielding boxes respectively, wherein each test jig is provided with a plurality of artificial ears and artificial mouths, the artificial ears are used for collecting sound emitted by a loudspeaker of the Bluetooth earphone to be tested, the artificial mouths are used for generating sound to test the microphone performance of the Bluetooth earphone to be tested, and the artificial ears and the artificial mouths are in communication connection with the computer through the upper computer software. The system has higher equipment and personnel utilization rate and test efficiency, and the UPH of production line test is greatly improved.

The invention provides an audio testing method and system of a mobile terminal. According to the audio testing method, a principle computer controls an audio switching device to select at least one of three testing loops to carry out an audio test on the mobile terminal. According to a first testing loop, an audio signal starts from an audio instrument and passes through an artificial mouth, a built-in microphone of the mobile terminal and an audio output end of an external earphone and then returns to the audio instrument. According to a second testing loop, the audio signal starts from the audio instrument and passes through an audio input end of the external earphone, a built-in receiver of the mobile terminal and artificial ears and then returns to the audio instrument. According to a third testing loop, the audio signal starts from the audio instrument and passes through the audio input end of the external earphone, a built-in loudspeaker of the mobile terminal and the artificial ears and then returns to the audio instrument. According to the audio testing method and system of the mobile terminal, influence of manual operation factors on an audio testing result is eliminated, the risk that the audio signal sent by the artificial mouth is directly coupled by the artificial ears in a loop test is effectively reduced, accuracy and stability of the audio testing result are improved, debugging is convenient, and cost is low.

The invention discloses a Bluetooth headset testing system taking an android mobile phone as a Bluetooth adapter. The Bluetooth headset testing system comprises a mobile phone, an electroacoustic tester, a PC (Personal Computer), artificial ears and an artificial mouth, wherein the mobile phone is connected with the PC through a network; an application for realizing human-computer interaction anda communication connection between the PC and a Bluetooth headset to be tested is pre-installed on the mobile phone; the PC is connected with the electroacoustic tester; the artificial ears and the artificial mouth are connected with corresponding interfaces on the electroacoustic tester; and the artificial ears and the artificial mouth are arranged on the periphery of the Bluetooth headset to betested. The android mobile phone supporting direct establishment of a Bluetooth connection with the Bluetooth headset to be tested is taken as the Bluetooth adapter to realize communication between anelectroacoustic testing system and the Bluetooth headset to be tested, so that the hardware developing cost is lowered. The Bluetooth headset testing system can adapt to different test environments through application modification, is suitable for different types of mobile phones, and is relatively low in developing cost.

The invention relates to a method for measuring a lip sticking force of cigarette tipping paper, and belongs to the technical field of analysis and detection. According to the method, a thermo-mechanical analysis method is adopted, so that a sample is in a temperature environment similar to an oral cavity, tipping paper and artificial mouth skin are effectively bonded by adopting artificial saliva, then a certain mechanical force is applied to the bonded sample by using a drawing die, and the change process of the size or deformation quantity of the sample along with time in a certain direction is measured. The maximum tensile force of a tested displacement mutation point is divided by the bonding area of the tipping paper and the artificial mouth skin to obtain the lip bonding force of the cigarette tipping paper in unit area. The method can accurately quantify the adhesive force of the cigarette tipping paper to the lips, subjective factor influences and difference characterization caused by traditional artificial sensory evaluation can be avoided, the method is more objective and efficient, has good repeatability, high sensitivity and simple operation, and has advantages in material admission, quality control and product upgrading in the tobacco industry.

A device used for testing conversation time of mobile terminal consists of audio player for playing standard sound source file repeatedly, power amplifier for receiving audio signal from said player and for regulating volume of audio signal, artificial mouth for simulating human mouth to output audio signal in sound wave mode, test control module for monitoring track message sent by tested mobile terminal and for identifying on and off time of tested mobile terminal as per said track message. Its testing method is also disclosed.

The invention relates to a method for controlling a broadcasting machine of a digital type in a train. The invention comprises a main program of an industrial control computer of which an automatic broadcasting program of the main program including the following the steps: broadcasting projects and time in the present waiting location are obtained in a broadcasting list; whether the broadcasting time is arrived is determined and if the broadcasting time is not arrived, the program is turned back to beginning and continue; if the broadcasting time is arrived, the present waiting location is moved down to next broadcasting project with concrete appointed time; whether the present system is carrying out broadcasting is examined and if the present system is carrying out broadcasting, an order for stopping broadcasting is released and a broadcasting order as well as the name of a voice document needed to be broadcasted are released too; if the present system is not carrying out broadcasting, an order for starting broadcasting is released and the name of the voice document needed to be broadcasted is transmitted and marked in broadcasting; then the program begins to turn back. Due to adoption of an embedded system of the industrial control computer, the invention stores the broadcasting content in a memory in a digital form and compiles corresponding broadcasting list according to the up and down link time of the train or geographical information. Broadcasting is carried out according to the broadcasting list; artificial mouth broadcasting and artificial intervention are not needed.

The invention discloses an acoustic automatic testing device, which comprises a closed soundproof box, wherein a door which can be opened or closed is arranged on the soundproof box and a testing platform used for placing a to-be-tested terminal is arranged in the soundproof box; and a lug and an artificial mouth are arranged on the testing platform, a mounting groove used for placing the artificial mouth is arranged on the lug, and a pronunciation hole is arranged in the artificial mouth. The soundproof box provides a silent testing environment for the to-be-tested terminal, so that the accuracy of a test result can be guaranteed. The lug and the artificial mouth are arranged on the testing platform, so that the structure of a head and shoulder simulator is simplified, the manufacturing cost is saved and a foundation is provided for simplifying operating steps. Furthermore, the device has the advantages of simple structure, simple operating steps, undisturbed test result and the like.

The invention relates to an artificial mouth feeding bottle nipple whose shape of suction head is improved with flexibility. The invention has a wave shape outer wall which forms a differentia structure with the inner wall vertical to the suction head. And said structure has best flexibility and omnidirectional tensile force caused by flexible silica gel with high tensile property; therefore, it is very like the nipple of human. The invention can improve the flexibility of the head of feeding bottle nipple and meet the omnidirectional tensile demand of infant, to make the feeding bottle nipple tightly adhere the mouth of infant without sucking air. The invention uses a vertical inner wall and a outer wall with thick-thin distribution to form the suction head; while it also comprises a ring base sheathed with bottle cover, a bottom formed by the integration between the suction part and the ring base, and a ventilating valve arranged on the water-sealed ring on the connection part between the ring base and the bottom.

The invention discloses an audio test system for an automobile data recorder, comprising an electroacoustical tester, a PC, a USB line, an artificial mouth and an artificial ear, the PC is connected with the electroacoustical tester, the electroacoustical tester is also connected with the artificial mouth and the artificial ear, in a testing process, the electroacoustical tester is connected withthe tested automobile data recorder in a communication manner by virtue of the artificial mouth and the artificial ear, and the tested automobile data recorder is also connected with the PC by virtueof the USB line. The invention also provides a test method of the audio test system for the automobile data recorder, comprising two parts, namely a microphone test part and a loudspeaker test part. The audio test system provided by the invention and used for the automobile data recorder is composed of the electroacoustical tester, the PC, the USB line, the artificial mouth and the artificial ear,communication of the PC with the automobile data recorder is realized, the PC directly controls the tested automobile data recorder to make a sound and record and completes data analysis, testing isconvenient, and efficiency is high, so that an automobile data recorder manufacturer can conveniently and efficiently test an automobile data recorder product.

An artificial respirator used in the department of cardiology comprises a handle, an air supply tube, a pressure reducing valve, an oxygen concentration sensor, an air distributing cavity, an air delivery tube, an air sucking valve, an air bag, an oxygen bottle, an oxygen tube, an oxygen supplying servo valve, a mask, an air supply mouth and a controller, wherein the air supply tube is L-shaped, one end of the air supply tube is connected with the air distributing cavity, the other end of the air supply tube penetrates through the mask to be connected with the air supply mouth, a nose plug is arranged at the front end of the mask, the oxygen concentration sensor is arranged inside the air distributing cavity, the air bag is connected with the air distributing cavity through the air supply tube, the air sucking valve is arranged at the front end of the air bag, the oxygen bottle is connected with the air distributing cavity through the oxygen tube, the oxygen supplying servo valve is arranged in the oxygen tube, and the oxygen concentration sensor and the oxygen supplying servo valve are connected with the controller through cables. The artificial respirator used in the department of cardiology rapidly makes a patient break away from the danger situation at the stage by reasonably distributing oxygen amount required during sudden arrest of the patient using the respirator, effectively replaces artificial mouth-to-mouth breathing and decreases bacterial cross infection affecting the rehabilitation of patients and occurred between medical workers and the patients.

The invention discloses a human head model ENC testing device for simulating intracranial mouth-to-ear sound path conduction. The human head model ENC testing device comprises a profiling human head and a testing device, the testing device comprises an artificial ear, an artificial mouth, a profiling ear and an intracranial sound conduction assembly, the interior of the profiling head is of a hollow structure, the hollow structure is used for containing the testing device, ear grooves are formed in the left side and the right side of the profiling head, the profiling ear is arranged at the ear grooves, the artificial ear is connected to the middle of the inner side of the profiling ear, and the intracranial sound conduction assembly is connected to the profiling ear and the artificial ear; and a mouth groove is formed in the front side of the profiling head, and the artificial mouth is arranged at the mouth groove. The invention relates to a testing device capable of truly simulating a human body intracranial sound field environment and human head intracranial sound conduction to achieve an ENC effect.

The invention relates to a measuring device for the sound collection range of a communication terminal. Loudspeakers are arranged on the other side of a terminal to be measured; the terminal to be measured and an artificial mouth are arranged on an artificial head; and the artificial head is arranged on a rotating platform. The measuring device overcomes the defects that the conventional measurement of a sound collection range is centered on the directivity, the collection intensity of sounds in different distances cannot be measured owing to playing a single sound, and the result of the measurement is inaccurate. The measuring device measures the sound collection range of the terminal to be measured, so as to provide effective, impersonal and accurate measurement of the sound collecting range, accurately measure the sound collection range of the terminal to be measured, and ensure accurate, effective and impersonal measurement of the sound collection range.

The embodiment of the invention relates to the technical field of electronics, and discloses an audio testing system and method and a computer readable storage medium. According to the invention, theaudio testing system comprises a control terminal and a silencing box, wherein the control terminal is in communication connection with the silencing box; a plurality of simulated artificial ears anda plurality of simulated artificial mouths are arranged in the silencing box; the control terminal is in communication connection with a tested device located in the silencing box, and is used for sending a first control instruction to the tested device, selecting a target simulation artificial ear or a target simulation artificial mouth for audio testing according to the position of the test device in the silencing box, and sending a second control instruction to the target simulation artificial ear or the target simulation artificial mouth. The embodiment of the invention also provides an audio testing method and a computer readable storage medium, so the repeated utilization rate of the audio test equipment can be improved, the test efficiency is improved, and the accuracy of a test result is improved.

The invention provides an artificial mouth and an artificial mouth device. The artificial mouth comprises a housing with an inner cavity. The housing is provided with a smoke inlet and a smoke outlet and the smoke inlet and outlet are communicated with the inner cavity. The housing also comprises thermal insulation structures which are respectively arranged at the inner side and/or outer side of the inner cavity and are used for keeping the temperature in the inner cavity. Through detection of smoke adsorbed by a film adsorption material in the artificial mouth device under the condition of the constant temperature, evaluation and analysis of chemical components of mouth smoke and sucked smoke are realized and the evaluation and analysis results provide important reference values for cigarette sensory quality improvement.

At present, when mouth-to-mouth artificial respiration is conducted on a wounded person, a quick and effective first-aid effect can not be achieved because of emergency level differences that mouth-to-mouth air leakage, deflation, and the insufficient air blowing amount exist and the respiratory resuscitation condition of the wounded person cannot be clearly judged. The invention discloses an artificial respiration blowing nozzle. An inspiration opening deeply enters the mouth of the wounded person and presses the lips of the wounded person in a sealed mode, and a mask is attached to the face of the wounded person so that air leakage and deflation phenomena of common artificial mouth-to-mouth respiration can be effectively eliminated. A whistle is arranged on a respiration opening so that the respiratory resuscitation condition of the wounded person can be clearly judged according to sounds made by the whistle when air is breathed out, the air blowing amount of artificial respiration is adjusted, the quick and efficient first-aid effect is achieved, and personal first-aid level difference of rescuers is adjusted. The blowing nozzle is very simple in structure, convenient to carry, flexible to use and capable of rescuing the wounded person more quickly.

The invention discloses an artificial mouth simulating system device, comprising a culture medium tank, multi-channel pumps, flow chambers, drug sample solution bottles and a waste solution collection tank, wherein the culture medium tank is connected with one multi-channel pump by pipelines; the multi-channel pump is connected with the flow chambers by pipelines; three-way valves are arranged onthe pipelines between the multi-channel pump and the flow chambers and are connected with the drug sample solution bottles by pipelines; pipeline clamps are arranged on the pipelines connected between the three-way valves and the drug sample solution bottles; the flow chambers and the waste solution collection tank are connected by pipelines; and the other multi-channel pump is arranged on the connection pipelines between the flow chambers and the waste solution collection tank. The device has the beneficial effects of simple structure, low cost, short cycle of experiment, good repeatability of the experiment result, high precision control and low possibility of being polluted.