CN215268724U - Sound box endurance and aging test device - Google Patents
Sound box endurance and aging test device Download PDFInfo
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- CN215268724U CN215268724U CN202121694002.7U CN202121694002U CN215268724U CN 215268724 U CN215268724 U CN 215268724U CN 202121694002 U CN202121694002 U CN 202121694002U CN 215268724 U CN215268724 U CN 215268724U
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Abstract
The utility model is suitable for an audio amplifier test technical field provides an audio amplifier continuation of journey and aging testing device, include: the audio output module is used for playing an audio file, inputting an audio signal to a product to be tested and outputting first audio information outwards; the sound acquisition unit is used for acquiring sound and environmental noise played by the product to be detected and processing the sound and the environmental noise to generate second audio information; the audio comparison module is electrically connected with the audio output module and the sound acquisition unit and is used for comparing the first audio information with the second audio information; a control unit; the alarm module is electrically connected with the control unit; a power supply unit; the utility model discloses when carrying out continuation of journey aging testing to earphone, audio amplifier, but automatic test and monitoring do not need artifical on duty and monitor, can reduce artifical input greatly, reduce test cost.
Description
Technical Field
The utility model belongs to the technical field of the audio amplifier test, especially, relate to an audio amplifier continuation of journey and aging testing device.
Background
In the research and development design stage of products, the reliability and the reliability of earphone and sound box products powered by batteries need to be verified, the music playing time when the batteries are used for supplying power needs to be tested, and the abnormal sound generated by playing music for a long time needs to be monitored so as to test the quality and the reliability of the products. The duration of such tests is several hours in short terms and often up to 1 month in long terms, requiring a large input of manpower.
In the past, when the testing is carried out, manual monitoring, recording and calculation are adopted, time and labor are consumed, although auxiliary testing and recording tools are provided, if the earphone sound box needs to be monitored to work for a long time and whether abnormal sound occurs when music is played, people still need to be attended in the testing process, and therefore the sound box endurance and aging testing device is provided.
SUMMERY OF THE UTILITY MODEL
The utility model provides a sound box continuation of journey and aging testing device aims at solving the big problem of test cost of present sound box reliability test.
The utility model discloses a realize like this, a sound box continuation of journey and aging testing device, testing arrangement includes:
the audio output module is used for playing an audio file, inputting an audio signal to a product to be tested and outputting first audio information outwards;
the sound acquisition unit is used for acquiring sound and environmental noise played by the product to be detected and processing the sound and the environmental noise to generate second audio information;
the audio comparison module is electrically connected with the audio output module and the sound acquisition unit and is used for comparing the first audio information with the second audio information;
the control unit is used for controlling the audio output module, the audio comparison module and the sound acquisition unit to work;
the alarm module is electrically connected with the control unit, and when the difference between the first audio information and the second audio information exceeds a threshold value, the control unit controls the alarm module to generate alarm information;
and the power supply unit is used for supplying power to the audio output module, the audio comparison module, the control unit, the alarm module and the sound acquisition unit.
Preferably, the sound collection unit includes:
the first microphone and the second microphone are respectively used for collecting sound and environmental noise played by the product to be tested;
and the first audio processing module is electrically connected with the first microphone and the second microphone and is used for removing the environmental noise contained in the sound played by the product to be tested.
Preferably, the audio output module further includes:
the wireless output assembly is electrically connected with the audio output module and is used for connecting the product to be tested with the wireless connection function;
and the wired output assembly is electrically connected with the audio output module and is used for connecting the product to be tested through a data line.
Preferably, the test apparatus further comprises:
and the storage module is electrically connected with the audio output module and is used for storing audio data.
Preferably, the test apparatus further comprises:
and the audio recording module is electrically connected with the control unit and the storage module and is used for the segments with larger difference in the first audio information and the second audio information.
Preferably, the test apparatus further comprises:
and the monitoring module is electrically connected with the control unit and is used for monitoring the sound played by the product to be tested and the original sound output by the audio output module.
Preferably, the test apparatus further comprises:
and the display module is electrically connected with the control unit and is used for displaying the first audio information, the second audio information and a comparison result of the first audio information and the second audio information.
Preferably, the test apparatus further comprises:
and the temperature monitoring module is electrically connected with the power supply module and is used for testing the temperature of the product to be tested, and the temperature monitoring module is electrically connected with the display module and the control unit.
Preferably, the test apparatus further comprises:
and the communication module is electrically connected with the control unit and used for establishing communication connection with a tester.
Compared with the prior art, the embodiment of the application mainly has the following beneficial effects:
the utility model provides a sound box continuation of journey and aging testing device passes through.
1. The utility model discloses when carrying out continuation of journey aging testing to earphone, audio amplifier, but automatic test and monitoring do not need artifical on duty and monitor, can reduce artifical input greatly, reduce test cost.
2. This use novel but automatic recording time of endurance, in the test procedure, if the unusual condition of sound appears, can record unusual sound automatic identification and save to technical staff analysis processes.
Drawings
Fig. 1 is a working schematic diagram of a sound box endurance and aging test device provided by the present invention;
fig. 2 is a sound box testing method using the device for endurance and aging test of a sound box provided by the present invention.
Detailed Description
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs; the terminology used in the description of the application herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the application; the terms "including" and "having," and any variations thereof, in the description and claims of this application and the description of the above figures are intended to cover non-exclusive inclusions. The terms "first," "second," and the like in the description and claims of this application or in the above-described drawings are used for distinguishing between different objects and not for describing a particular order.
Reference herein to "an embodiment" means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the application. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.
The embodiment of the utility model provides a sound box continuation of journey and aging testing device, as shown in figure 1, testing arrangement includes:
the audio output module 5 is used for playing an audio file, inputting an audio signal to the product 1 to be tested and outputting first audio information outwards;
the sound acquisition unit is used for acquiring sound and environmental noise played by the product 1 to be detected and processing the sound and the environmental noise to generate second audio information;
the audio comparison module 6 is electrically connected with the audio output module 5 and the sound acquisition unit and is used for comparing the first audio information with the second audio information;
the control unit 7 is used for controlling the audio output module 5, the audio comparison module 6 and the sound acquisition unit to work;
the alarm module 11 is electrically connected with the control unit 7, and when the difference between the first audio information and the second audio information exceeds a threshold value, the control unit 7 controls the alarm module 11 to generate alarm information;
the power supply unit is used for supplying power to the audio output module 5, the audio comparison module 6, the control unit 7, the alarm module 11 and the sound acquisition unit;
as shown in fig. 2, in this embodiment, the test method for testing the product 1 to be tested is as follows:
s100, reading an audio file, and inputting an audio signal and outputting first audio information to a product to be tested;
specifically, the product 1 to be tested is fully charged, the product 1 to be tested is connected to the audio output module 5, the audio comparison module 6 and the sound collection unit are started, the audio output module 5 plays an audio file, the audio output module 5 sends a sound signal to the product 1 to be tested, the product 1 to be tested generates sound, and first audio information is synchronously output to the audio comparison module 6 when the audio output module 5 plays the audio file;
s200, a sound acquisition module acquires sound and environmental noise emitted by a product to be detected, and outputs second audio information after amplification, shaping and filtering;
specifically, the sound collection unit collects sound and environmental noise played by the product 1 to be detected synchronously, the sound collection unit amplifies, shapes and filters the sound and the environmental noise played by the product 1 to be detected to generate second audio information, and the second audio information is generated by removing the environmental noise from the sound played by the product 1 to be detected;
s300, comparing the first audio information with the second audio information to obtain the difference between the first audio information and the second audio information;
specifically, the audio comparison module 6 compares the first audio information and the second audio information after acquiring the two information, acquires a difference between the two information, and sends a result to the control unit 7, the control unit 7 compares the difference between the first audio information and the second audio information with a threshold, and when the difference between the first audio information and the second audio information exceeds the threshold, the control unit 7 controls the alarm module 11 to send out alarm information;
when the endurance time of the product 1 to be tested is tested, the endurance time of the product 1 to be tested can be obtained by counting the time of the sound emitted by the product 1 to be tested;
to further explain the present embodiment, for example, the first audio information and the second audio information are both frequency spectrum information, the frequency spectrum information takes time as an X axis and frequency as a Y axis, and the difference between the first audio information and the second audio information can be compared by comparing the frequency difference at the same time;
illustratively, the audio output module 5 software may also be hardware, and when the audio output module 5 is software, the audio output module 5 may be Adobe audio software, which is capable of outputting the waveform and the spectrum information of the audio while playing the audio file;
when the audio output module 5 is hardware, the audio output module 5 is an audio playing device;
for example, the audio comparison module 6 may be MATLAB software, and when analyzing the difference between the first audio information and the second audio information, an analysis model is created in the audio comparison module 6, and then the first audio information and the second audio information are obtained, and the information between the first audio information and the second audio information is analyzed through the analysis model;
in some examples, the analysis model may be a spectral analysis model, and may also be a waveform analysis model;
illustratively, the control unit 7 may be a microprocessor or a computer device;
in some examples, the alarm module is a sound and light alarm module in the prior art, and may also be alarm software, which is not described herein again.
In a further preferred embodiment of the present invention, as shown in fig. 1, the sound collection unit includes:
the device comprises a first microphone 2 and a second microphone 3, wherein the first microphone 2 and the second microphone 3 are respectively used for collecting sound and environmental noise played by the product 1 to be tested;
the first audio processing module 4 is electrically connected with the first microphone 2 and the second microphone 3 and is used for removing environmental noise contained in sound played by the product 1 to be tested;
in this embodiment, when the sound played by the product 1 to be tested is collected, the product 1 to be tested is placed in a testing environment, the first microphone 2 is placed at one side of the product 1 to be tested, the second microphone 3 is placed in the same testing environment, the first microphone 2 captures the sound emitted by the product 1 to be tested when in operation, the second microphone 3 captures the ambient noise when in operation, the first microphone 2 and the second microphone 3 capture the sound and send the sound to the first audio processing module 4, the first audio processing module 4 amplifies, filters and shapes the sound captured by the first microphone 2 and the second microphone 3 to form second audio information, the processing of the first audio processing module 4 mainly serves to remove the ambient noise contained in the first microphone 2, therefore, the sound emitted by the product 1 to be tested is restored, and the testing accuracy is improved;
illustratively, the first audio processing module 4 processes the sounds captured by the first microphone 2 and the second microphone 3 through software, and the first audio processing module 4 includes at least sound processing software, such as Adobe audio software.
In a further preferred embodiment of the present invention, as shown in fig. 1, the audio output module 5 further includes:
the wireless output assembly 15 is electrically connected with the audio output module 5 and is used for connecting the product 1 to be tested with a wireless connection function;
the wired output component 16 is electrically connected with the audio output module 5 and is used for connecting the product 1 to be tested through a data line;
in this embodiment, because the models of the products are different, the connection modes of the products 1 to be tested are also different, some of the products 1 to be tested can be connected in a wired connection and wireless connection dual mode, and some of the products 1 to be tested can only be connected in a wired connection or wireless connection mode, in this embodiment, the wireless output component 15 and the wired output component 16 are arranged to cover the connection mode of the products 1 to be tested;
in some examples, the wireless output component 15 is a bluetooth module or a WiFi connection module;
the wired output component 16 is a digital-to-analog conversion module, and is configured to convert the digital signal generated by the audio output module 5 into an analog signal.
In a further preferred embodiment of the present invention, as shown in fig. 1, the testing device further includes:
the storage module 10 is electrically connected with the audio output module 5 and is used for storing audio data;
in this embodiment, audio data is stored in the storage module 10, and when the audio output module 5 reads the audio data, the audio output module 5 reads the audio data in the storage module 10;
in some examples, the storage module 10 may be a Flash memory chip, and may also be a removable storage device, such as a removable hard disk.
In a further preferred embodiment of the present invention, as shown in fig. 1, the testing device further includes:
the audio recording module 8 is electrically connected with the control unit 7 and the storage module 10 and is used for the segments with larger difference in the first audio information and the second audio information;
in this embodiment, when the control unit 7 determines that the difference between the first audio information and the second audio information exceeds a threshold, the control unit 7 starts the audio recording module 8, and the audio recording module 8 records a segment with a larger difference between the first audio information and the second audio information and stores the segment in the storage module 10;
illustratively, the audio recording module 8 is a data unloading program, and when the control unit 7 determines that the difference between the first audio information and the second audio information exceeds a threshold, the audio recording module 8 copies a segment that determines that the difference between the first audio information and the second audio information is larger, and stores the segment on the storage module 10.
In a further preferred embodiment of the present invention, as shown in fig. 1, the testing device further includes:
the monitoring module 12 is electrically connected with the control unit 7 and is used for monitoring the sound played by the product 1 to be tested and the original sound output by the audio output module 5;
in this embodiment, monitor module 12 and set up at least two sets of high-fidelity earphones through the calibration, monitor module 12 electric connection in on the control unit 7, the high-fidelity earphone play audio file respectively the acoustic with the sound after getting rid of the ambient noise of the play of product 1 that awaits measuring, the control personnel judge through contrast difference between them the reliability of product 1 that awaits measuring.
In a further preferred embodiment of the present invention, as shown in fig. 1, the testing device further includes:
the display module 14 is electrically connected to the control unit 7 and configured to display the first audio information and the second audio information and a comparison result therebetween;
in this embodiment, the display module 14 is an electronic display, the display module 14 is electrically connected to the control unit 7, and the control unit 7 receives the comparison information of the audio comparison module 6 and then displays the comparison information on the display module 14, so that a worker can conveniently check the comparison result;
in some examples, the display module 14 may also display other information, such as parameters of the testing device, file information of audio files, and the like.
In a further preferred embodiment of the present invention, as shown in fig. 1, the testing device further includes:
the communication module 13 is electrically connected with the control unit 7 and is used for establishing communication connection with a tester;
in this embodiment, the communication module 13 may be a WIFI communication module or a GPRS communication module, and after the control unit 7 obtains a test result, the test result is sent to a tester through the communication module 13;
illustratively, the communication module 13 is a GPRS communication module, and when the difference between the first audio information and the second audio information measured by the control unit 7 exceeds a threshold, the control unit 7 controls the communication module 13 to send a short message to a mobile phone of a tester, so as to notify the tester.
In a further preferred embodiment of the present invention, as shown in fig. 1, the testing device further includes:
the temperature monitoring module 9 is electrically connected with the power supply module and is used for testing the temperature of the product 1 to be tested, and the temperature monitoring module 9 is electrically connected with the display module 14 and the control unit 7;
in this embodiment, the temperature monitoring module 9 is a temperature measuring instrument, a temperature sensor probe is fixed on the product 1 to be tested by the temperature monitoring module 9, the temperature monitoring module 9 transmits the measured temperature to the control unit 7 and the display module 14, and when the temperature of the product 1 to be tested exceeds a threshold value, the control unit 7 sends alarm information to a tester.
To sum up, the utility model provides a sound box continuation of journey and aging testing device, include:
the audio output module 5 is used for playing an audio file, inputting an audio signal to the product 1 to be tested and outputting first audio information outwards;
the sound acquisition unit is used for acquiring sound and environmental noise played by the product 1 to be detected and processing the sound and the environmental noise to generate second audio information;
the audio comparison module 6 is electrically connected with the audio output module 5 and the sound acquisition unit and is used for comparing the first audio information with the second audio information;
the control unit 7 is used for controlling the audio output module 5, the audio comparison module 6 and the sound acquisition unit to work;
the alarm module 11 is electrically connected with the control unit 7, and when the difference between the first audio information and the second audio information exceeds a threshold value, the control unit 7 controls the alarm module 11 to generate alarm information;
the power supply unit is used for supplying power to the audio output module 5, the audio comparison module 6, the control unit 7, the alarm module 11 and the sound acquisition unit;
the utility model can automatically test and monitor during endurance aging test of earphones and sound boxes, does not need manual watch and monitoring, can greatly reduce manual investment, and reduces test cost;
this use novel but automatic recording time of endurance, in the test procedure, if the unusual condition of sound appears, can record unusual sound automatic identification and save to technical staff analysis processes.
It should be noted that, for the sake of simplicity, the foregoing embodiments are described as a series of combinations of acts, but it should be understood by those skilled in the art that the present invention is not limited by the described order of acts, as some steps may be performed in other orders or simultaneously according to the present invention. Further, those skilled in the art should also appreciate that the embodiments described in the specification are preferred embodiments and that acts and modules referred to are not necessarily required by the invention.
In the embodiments provided in the present application, it should be understood that the disclosed apparatus may be implemented in other manners. For example, the above-described embodiments of the apparatus are merely illustrative, and for example, the above-described division of the units is only one type of division of logical functions, and other divisions may be realized in practice, for example, a plurality of units or components may be combined or integrated into another system, or some features may be omitted, or not executed. In addition, the shown or discussed mutual coupling or communication connection may be an indirect coupling or communication connection between devices or units through some interfaces, and may be in a telecommunication or other form.
The units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the units can be selected according to actual needs to achieve the purpose of the solution of the embodiment.
The above embodiments are only used to illustrate the technical solution of the present invention, and do not limit the protection scope of the present invention. It is to be understood that the embodiments described are only some embodiments of the invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from these embodiments without any inventive step, are within the scope of the present invention. Although the present invention has been described in detail with reference to the above embodiments, those skilled in the art can still make no creative work on the condition of conflict, and make mutual combination, addition and deletion, or other adjustments according to the features in the embodiments of the present invention, thereby obtaining other technical solutions which are different and do not depart from the concept of the present invention, and these technical solutions also belong to the scope to be protected by the present invention.
Claims (9)
1. The utility model provides a sound box continuation of journey and aging testing device which characterized in that, testing arrangement includes:
the audio output module is used for playing an audio file, inputting an audio signal to a product to be tested and outputting first audio information outwards;
the sound acquisition unit is used for acquiring sound and environmental noise played by the product to be detected and processing the sound and the environmental noise to generate second audio information;
the audio comparison module is electrically connected with the audio output module and the sound acquisition unit and is used for comparing the first audio information with the second audio information;
the control unit is used for controlling the audio output module, the audio comparison module and the sound acquisition unit to work;
the alarm module is electrically connected with the control unit, and when the difference between the first audio information and the second audio information exceeds a threshold value, the control unit controls the alarm module to generate alarm information;
and the power supply unit is used for supplying power to the audio output module, the audio comparison module, the control unit, the alarm module and the sound acquisition unit.
2. The device for endurance and aging test of a sound box according to claim 1, wherein the sound collecting unit comprises:
the first microphone and the second microphone are respectively used for collecting sound and environmental noise played by the product to be tested;
and the first audio processing module is electrically connected with the first microphone and the second microphone and is used for removing the environmental noise contained in the sound played by the product to be tested.
3. The device for endurance and aging of sound box according to claim 1, wherein said audio output module further comprises:
the wireless output assembly is electrically connected with the audio output module and is used for connecting the product to be tested with the wireless connection function;
and the wired output assembly is electrically connected with the audio output module and is used for connecting the product to be tested through a data line.
4. The device for endurance and aging test of an acoustic enclosure of claim 1, wherein said test device further comprises:
and the storage module is electrically connected with the audio output module and is used for storing audio data.
5. The device for endurance and aging test of an acoustic enclosure of claim 4, wherein said test device further comprises:
and the audio recording module is electrically connected with the control unit and the storage module and is used for the segments with larger difference in the first audio information and the second audio information.
6. The device for duration and aging test of sound box according to any of claims 1 to 5, wherein the test device further comprises:
and the monitoring module is electrically connected with the control unit and is used for monitoring the sound played by the product to be tested and the original sound output by the audio output module.
7. The device for duration and aging test of sound box according to any of claims 1 to 5, wherein the test device further comprises:
and the display module is electrically connected with the control unit and is used for displaying the first audio information, the second audio information and a comparison result of the first audio information and the second audio information.
8. The device of claim 7, wherein the testing device further comprises:
and the temperature monitoring module is electrically connected with the power supply module and is used for testing the temperature of the product to be tested, and the temperature monitoring module is electrically connected with the display module and the control unit.
9. The device for duration and aging test of sound box according to any of claims 1 to 5, wherein the test device further comprises:
a communication module electrically connected with the control unit and used for establishing communication connection with a tester,
and the communication module is electrically connected with the control unit and used for establishing communication connection with a tester.
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| CN202121694002.7U CN215268724U (en) | 2021-07-23 | 2021-07-23 | Sound box endurance and aging test device |
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| CN202121694002.7U CN215268724U (en) | 2021-07-23 | 2021-07-23 | Sound box endurance and aging test device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117544891A (en) * | 2024-01-10 | 2024-02-09 | 深圳市星科启创新科技有限公司 | Bluetooth headset multi-performance testing device |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117544891A (en) * | 2024-01-10 | 2024-02-09 | 深圳市星科启创新科技有限公司 | Bluetooth headset multi-performance testing device |
| CN117544891B (en) * | 2024-01-10 | 2024-03-22 | 深圳市星科启创新科技有限公司 | Bluetooth headset multi-performance testing device |
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