CN213152373U - Noise reduction testing device for wireless earphone - Google Patents
Noise reduction testing device for wireless earphone Download PDFInfo
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- CN213152373U CN213152373U CN202022118254.7U CN202022118254U CN213152373U CN 213152373 U CN213152373 U CN 213152373U CN 202022118254 U CN202022118254 U CN 202022118254U CN 213152373 U CN213152373 U CN 213152373U
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Abstract
The utility model discloses a testing arrangement that makes an uproar falls for wireless earphone, it includes sound insulation box, case lid and controller, it is connected to be equipped with the pivot between case lid and the sound insulation box, be equipped with workstation, sound source module and test fixture in the sound insulation box, the sound source module includes sound source module one and sound source module two, test fixture sets up between sound source module one and the sound source module two, test fixture is equipped with a plurality of earphone placing block of dismantling. The utility model discloses a set up the test fixture to can set up one or more can dismantle the earphone and place the piece according to the demand, thereby realize placing and testing one or more earphone products to be tested, improve efficiency of software testing; the stability that the sound source that is used for guaranteeing artifical mouth system transmits the earphone product that awaits measuring through setting up the sound source pipe, improves test effect. The utility model discloses can be used to the earphone product of a type or single model to test, the suitability is high, can satisfy the demand of current earphone product test.
Description
Technical Field
The utility model relates to a technical field of the test of making an uproar falls in the earphone, concretely relates to a testing arrangement that makes an uproar falls for wireless earphone.
Background
The earphone brings great convenience to people and is used more and more frequently in various occasions. The existing earphone types mainly comprise TWS wireless earphones, ANC and ENC noise reduction earphones and the like, wherein the TWS wireless earphones are better and widely used by people due to the constraint of breaking away from wires, and in order to guarantee the use quality of the TWS wireless earphones, professional tests are required to be carried out to meet the factory-leaving requirements in the research and development or production stages of the TWS wireless earphones, so that the use effect of a user is improved.
The existing earphone product testing mode mostly adopts a manual testing mode for testing, the manual labor intensity is high, the cost is high, the manual testing has manual testing errors, moreover, the influence of external sound is large, the testing effect and quality are influenced, the quality of earphone products is influenced, the manual testing efficiency is slow, the production efficiency of earphone products is influenced, in order to improve the testing efficiency of the earphone product conveniently, the shielding testing box invented by people carries out earphone testing, the working principle is that the earphones to be tested are placed in the test shielding box for testing by the test fixture, but the existing test shielding boxes can only be used for testing one earphone to be tested and can not simultaneously test a plurality of earphones to be tested, the testing efficiency is slow, and the existing test shielding box can only be used for testing one type or single type of earphone products, so that the applicability is low, and the requirement of testing the existing earphone products can not be met.
Disclosure of Invention
The utility model discloses a to present technique not enough, provide a testing arrangement that makes an uproar falls for wireless earphone.
The utility model discloses a realize that the technical scheme that above-mentioned purpose adopted is:
the utility model provides a testing arrangement that makes an uproar falls for wireless earphone, a testing arrangement that makes an uproar falls for wireless earphone includes sound insulation box, case lid and controller, it is connected to be equipped with the pivot between case lid and the sound insulation box, be equipped with workstation, sound source module and test fixture in the sound insulation box, the sound source module includes sound source module one and sound source module two, test fixture sets up between sound source module one and the sound source module two, test fixture is equipped with a plurality of earphones of dismantling and places the piece, sound source module one with sound source module two all with controller electric connection.
The improved sound source device is characterized in that the workbench is provided with a platform, a through hole is formed in the middle of the platform, the first sound source module is arranged below the through hole, the test fixture is arranged above the through hole, the platform is further provided with a support, the second sound source module is arranged on the support, and the second sound source module comprises a sound production loudspeaker.
The improved testing jig comprises a first support, the first support is provided with a flat plate, the flat plate is provided with a central through hole and a plurality of countersunk holes, a plurality of detachable earphones are placed in the countersunk holes, the sound source module comprises an artificial mouth system and a sound source pipe, the sound source pipe is arranged above the artificial mouth system and penetrates through the central through hole, and the sound source pipe is provided with a sound outlet.
The improved structure is characterized in that the side faces of the plurality of countersunk holes are provided with threaded holes, and the threaded holes are provided with screws.
In a further improvement, the plurality of counter bores are arranged around the central through hole in an annular array mode, and a distance is reserved between each counter bore and the corresponding counter bore.
The earphone placing block is further improved, the detachable earphone placing blocks are provided with placing grooves, and the placing grooves are provided with elastic cushion blocks.
The improved earphone placing block is provided with artificial ears.
The utility model has the advantages that: the utility model discloses a set up the test fixture to can set up one or more can dismantle the earphone and place the piece according to the demand, thereby realize placing and testing one or more earphone products to be tested, improve efficiency of software testing; the distance between the second sound source module and the test fixture can be controlled according to needs by arranging the movable adjusting support, so that the earphone testing fixture is used for earphone products to be tested with different test requirements, and the applicability is improved; the sound source module II, the testing jig and the sound source module I are arranged on the same vertical central axis, so that the sound source module II can provide simulation of external noise sound sources for a plurality of earphone products to be tested on the testing jig, and the sound source module I can provide simulation of human sound sources for the earphone products to be tested on the testing jig, so that the overall structure of the noise reduction testing device is simpler and the cost is saved while the testing efficiency is improved; the stability that the sound source that is used for guaranteeing artifical mouth system transmits the earphone product that awaits measuring through setting up the sound source pipe, improves test effect. The utility model discloses can be used to the earphone product of a type or single model to test, the suitability is high, can satisfy the demand of current earphone product test.
The present invention will be further described with reference to the accompanying drawings and the following detailed description.
Drawings
Fig. 1 is a schematic view of an overall structure of a noise reduction testing apparatus for a wireless headset according to the present embodiment;
FIG. 2 is a schematic structural diagram of a first sound source module and a testing fixture according to the present embodiment;
fig. 3 is a schematic diagram illustrating the position settings of the first sound source module, the second sound source module, and the earphone product in operation according to this embodiment.
In the figure: 1. the noise reduction testing device for the wireless earphone comprises a noise insulation box body, a box cover, a working table, a sound source module, a testing jig, a detachable earphone placing block, a sound source module I, a sound source module II, a platform 40, a through hole 41, a support 42, a support 60, a support I, a flat plate 61, a central through hole 610, a countersunk hole 611, a threaded hole 6110, an artificial mouth system 500, a sound source conduit 501, a sound outlet 5010 and an artificial ear 70.
Detailed Description
The following description is only a preferred embodiment of the present invention, and does not limit the scope of the present invention.
In the embodiment, referring to fig. 1 to 3, a noise reduction testing device 1 for wireless earphones comprises a sound insulation box body 2, a box cover 3 and a controller, wherein a rotating shaft is arranged between the box cover 3 and the sound insulation box body 2 for connection, the box body 2 is further provided with a cylinder, the rotating shaft is connected to enable the box cover 3 and the sound insulation box body 2 to form a flip connection structure for opening conveniently, the cylinder is used for automatically opening or closing the box cover 3, sound insulation sponges are arranged on the inner sides of the box cover 3 and the sound insulation box body 3, a workbench 4, a sound source module 5 and a testing jig 6 are arranged in the sound insulation box body 3, the sound source module 5 comprises a first sound source module 50 and a second sound source module 51, the testing jig 6 is arranged between the first sound source module 50 and the second sound source module 51, the testing jig 6 is provided with a plurality of detachable earphone placing blocks 7, and both the first sound source module 50 and the second sound source module 51 are, the controller is used for controlling the sound source module I50 and the sound source module II 51 to provide the sound source according to the test requirement, still be equipped with connecting plug and wireless receiving module in the sound insulation box body 2, connecting plug and wireless receiving module are used for being connected with artifical ear 70 to give the controller with artifical ear 70 received test data and result feedback, the controller will test data or result transmission to display screen.
Workstation 4 is equipped with platform 40, be equipped with through-hole 41 in the middle of the platform 40, sound source module 50 sets up through-hole 41 below, test fixture 41 sets up in through-hole 41 top, platform 40 still is equipped with support 42, two 51 settings of sound source module are in on the support 42, two 51 of sound source module include a loudspeaker of making a sound, support 42 is the portable adjustment support, can control the interval between two 51 of sound source module and the test fixture 41 as required to be used for the earphone product's that awaits measuring of different test requirements use, improve the suitability, two 51 of sound source module are used for simulating external noise sound source.
The test fixture 6 comprises a first support 60, the first support 60 is provided with a flat plate 61, the flat plate 61 is provided with a central through hole 610 and a plurality of countersunk holes 611, a plurality of detachable earphone placing blocks 7 are respectively arranged in the countersunk holes 611, the plurality of countersunk holes 611 are arranged around the central through hole 610 in an annular array mode, a distance is reserved between the countersunk holes 611 and the countersunk holes 611, the side surfaces of the plurality of countersunk holes 611 are provided with threaded holes 6110, the threaded holes 6110 are provided with screws, the detachable earphone placing blocks 7 can rotate as required, so that the direction of the tail (microphone) of an earphone product to be tested, which is placed on the detachable earphone placing blocks 7, faces the central point of the sound source conduit 501, the screws are used for fixing the detachable earphone placing blocks 7 after adjustment is completed, so as to prevent displacement, and improve the test effect, the first sound source module 50 comprises an artificial mouth system 500 and the sound source conduit 501, sound source pipe 501 sets up artifical mouth system 500 top and pass central through-hole 610, sound source pipe 501 is equipped with sound outlet 5010, artifical mouth system 500 is used for providing the simulation people's voice sound source for a plurality of earphone products that await measuring on test fixture 6, sound source pipe 501 is used for protecting the stability of the sound source that artifical mouth system 500 provided, and a plurality of detachable earphone places piece 7 and all is equipped with and places the recess, it all is equipped with elastic cushion to place the recess, detachable earphone places piece 7 and all still is equipped with artifical ear 70, and shown artifical ear 70 is used for simulating human ear auditory system to receive the test effect of the earphone product that awaits measuring, thereby feed back test effect and data and result to the controller.
The utility model discloses a theory of operation: the utility model discloses an ENC test for earphone product, the work is originated, earphone product that will await measuring is as shown in fig. 2 and sets up, wherein sound source module one is L3 to the distance of the conversation microphone of earphone product afterbody that awaits measuring, sound source module one is L4 to the distance of the microphone that makes an uproar that falls of earphone product head that awaits measuring, wherein there is the distance difference between L3 and L4, L3 < L4 promptly, adjust the support height, make sound source module two equal to distance L1 of the conversation microphone of earphone product afterbody that awaits measuring and sound source module two to the distance L2 of the microphone that makes an uproar that falls of earphone product head that awaits measuring, L1= L2 promptly, as shown in fig. 3; during operation, artifical ear is connected with connecting plug or wireless receiving module, the cylinder drives the tight sound insulation box of case lid, artifical mouth system sends the simulation people's voice sound source, and convey to the earphone product that awaits measuring perpendicularly upwards through the sound source pipe, sound source module two is perpendicular provides the simulation external noise sound source for the earphone product that awaits measuring down, artifical ear will await measuring the earphone product and test under the external noise sound source, after the test finishes, test result and data convey to the controller through connecting plug or wireless receiving module, thereby show to the display screen on, the case lid is opened to the cylinder, change the earphone product that awaits measuring, accomplish whole test procedure, the ENC test effect and the result of earphone product are obtained.
The utility model discloses a set up the test fixture to can set up one or more can dismantle the earphone and place the piece according to the demand, thereby realize placing and testing one or more earphone products to be tested, improve efficiency of software testing; the distance between the second sound source module and the test fixture can be controlled according to needs by arranging the movable adjusting support, so that the earphone testing fixture is used for earphone products to be tested with different test requirements, and the applicability is improved; the sound source module II, the testing jig and the sound source module I are arranged on the same vertical central axis, so that the sound source module II can provide simulation of external noise sound sources for a plurality of earphone products to be tested on the testing jig, and the sound source module I can provide simulation of human sound sources for the earphone products to be tested on the testing jig, so that the overall structure of the noise reduction testing device is simpler and the cost is saved while the testing efficiency is improved; the stability that the sound source that is used for guaranteeing artifical mouth system transmits the earphone product that awaits measuring through setting up the sound source pipe, improves test effect. The utility model discloses can be used to the earphone product of a type or single model to test, the suitability is high, can satisfy the demand of current earphone product test.
The utility model discloses be not limited to above-mentioned embodiment, adopt and the utility model discloses the same or approximate structure or device of above-mentioned embodiment, and other that obtain are used for the testing arrangement of making an uproar that falls of wireless earphone is all within the protection scope of the utility model.
Claims (7)
1. A noise reduction testing device for a wireless headset, characterized in that: a testing arrangement that makes an uproar falls for wireless earphone includes sound insulation box, case lid and controller, it is connected to be equipped with the pivot between case lid and the sound insulation box, be equipped with workstation, sound source module and test fixture in the sound insulation box, the sound source module includes sound source module one and sound source module two, test fixture sets up between sound source module one and the sound source module two, test fixture is equipped with a plurality of earphones of dismantling and places the piece, sound source module one with sound source module two all with controller electric connection.
2. The noise reduction testing apparatus for a wireless headset according to claim 1, wherein: the testing device comprises a workbench, a testing jig and a support, and is characterized in that the workbench is provided with a platform, a through hole is formed in the middle of the platform, a first sound source module is arranged below the through hole, the testing jig is arranged above the through hole, a second sound source module is arranged on the support, and the second sound source module comprises a sounding loudspeaker.
3. The noise reduction testing apparatus for a wireless headset according to claim 2, wherein: the test fixture comprises a first support, the first support is provided with a flat plate, the flat plate is provided with a central through hole and a plurality of countersunk holes, a plurality of detachable earphone placing blocks are arranged in the countersunk holes respectively, the first sound source module comprises an artificial mouth system and a sound source pipe, the sound source pipe is arranged above the artificial mouth system and penetrates through the central through hole, and the sound source pipe is provided with a sound outlet.
4. A noise reduction testing apparatus for a wireless headset according to claim 3, wherein: and the side surfaces of the countersunk holes are provided with threaded holes, and the threaded holes are provided with screws.
5. The noise reduction testing apparatus for a wireless headset according to claim 4, wherein: the plurality of counter bores are arranged around the central through hole in an annular array mode, and a distance is reserved between each counter bore and the corresponding counter bore.
6. The noise reduction testing apparatus for a wireless headset according to claim 5, wherein: a plurality of detachable earphone placing blocks are provided with placing grooves, and the placing grooves are provided with elastic cushion blocks.
7. The noise reduction testing apparatus for a wireless headset of claim 6, wherein: the detachable earphone placing blocks are all provided with artificial ears.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022118254.7U CN213152373U (en) | 2020-09-24 | 2020-09-24 | Noise reduction testing device for wireless earphone |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202022118254.7U CN213152373U (en) | 2020-09-24 | 2020-09-24 | Noise reduction testing device for wireless earphone |
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| CN213152373U true CN213152373U (en) | 2021-05-07 |
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| CN202022118254.7U Active CN213152373U (en) | 2020-09-24 | 2020-09-24 | Noise reduction testing device for wireless earphone |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113423036A (en) * | 2021-06-25 | 2021-09-21 | 歌尔科技有限公司 | Test method and noise reduction test device for noise reduction equipment |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113423036A (en) * | 2021-06-25 | 2021-09-21 | 歌尔科技有限公司 | Test method and noise reduction test device for noise reduction equipment |
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